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authorJason Gunthorpe <jgg@nvidia.com>2022-01-13 13:21:03 -0400
committerJason Gunthorpe <jgg@nvidia.com>2022-01-13 13:21:03 -0400
commitc0fe82baaeb2719f910359684c0817057f79a84a (patch)
tree74d879664c964efbf64ee51b5aa5a582fa868635 /drivers
parentc40238e3b8c98993e3c70057f6099e24cc2380f7 (diff)
parentdf0cc57e057f18e44dac8e6c18aba47ab53202f9 (diff)
downloadlinux-c0fe82baaeb2719f910359684c0817057f79a84a.tar.bz2
Merge tag 'v5.16' into rdma.git for-next
To resolve minor conflict in: drivers/infiniband/hw/mlx5/mlx5_ib.h By merging both hunks. Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/Makefile3
-rw-r--r--drivers/android/binder_alloc.c2
-rw-r--r--drivers/ata/libata-scsi.c15
-rw-r--r--drivers/auxdisplay/charlcd.c5
-rw-r--r--drivers/base/power/main.c2
-rw-r--r--drivers/block/xen-blkfront.c15
-rw-r--r--drivers/bus/sunxi-rsb.c8
-rw-r--r--drivers/char/ipmi/ipmi_msghandler.c21
-rw-r--r--drivers/char/ipmi/ipmi_ssif.c7
-rw-r--r--drivers/clk/clk.c15
-rw-r--r--drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c7
-rw-r--r--drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c4
-rw-r--r--drivers/dma/dw-edma/dw-edma-pcie.c10
-rw-r--r--drivers/dma/idxd/irq.c2
-rw-r--r--drivers/dma/idxd/submit.c18
-rw-r--r--drivers/dma/st_fdma.c2
-rw-r--r--drivers/dma/ti/k3-udma.c157
-rw-r--r--drivers/edac/i10nm_base.c9
-rw-r--r--drivers/firmware/scpi_pm_domain.c10
-rw-r--r--drivers/firmware/tegra/bpmp-debugfs.c5
-rw-r--r--drivers/gpio/gpio-aspeed-sgpio.c2
-rw-r--r--drivers/gpio/gpio-dln2.c19
-rw-r--r--drivers/gpio/gpio-virtio.c6
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu.h1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_device.c17
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c76
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c55
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c134
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c6
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h4
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c4
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c8
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c9
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c7
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c5
-rw-r--r--drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c1
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_link.c5
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/dcn10_init.c1
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c27
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.h31
-rw-r--r--drivers/gpu/drm/amd/include/discovery.h49
-rw-r--r--drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c7
-rw-r--r--drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c15
-rw-r--r--drivers/gpu/drm/amd/pm/swsmu/smu12/smu_v12_0.c6
-rw-r--r--drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c2
-rw-r--r--drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c3
-rw-r--r--drivers/gpu/drm/ast/ast_mode.c5
-rw-r--r--drivers/gpu/drm/drm_fb_helper.c8
-rw-r--r--drivers/gpu/drm/i915/display/intel_dmc.c2
-rw-r--r--drivers/gpu/drm/i915/gem/i915_gem_context.c2
-rw-r--r--drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c2
-rw-r--r--drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c6
-rw-r--r--drivers/gpu/drm/mediatek/mtk_hdmi.c12
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fence.c28
-rw-r--r--drivers/gpu/drm/tiny/simpledrm.c2
-rw-r--r--drivers/hid/hid-holtek-mouse.c15
-rw-r--r--drivers/hid/hid-vivaldi.c3
-rw-r--r--drivers/hv/Kconfig1
-rw-r--r--drivers/hwmon/lm90.c106
-rw-r--r--drivers/i2c/busses/i2c-mpc.c15
-rw-r--r--drivers/i2c/i2c-core-base.c95
-rw-r--r--drivers/i2c/i2c-dev.c3
-rw-r--r--drivers/infiniband/core/uverbs_marshall.c2
-rw-r--r--drivers/infiniband/core/uverbs_uapi.c3
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_hw_v2.c64
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_hw_v2.h8
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_srq.c2
-rw-r--r--drivers/infiniband/hw/mlx5/mlx5_ib.h6
-rw-r--r--drivers/infiniband/hw/mlx5/mr.c26
-rw-r--r--drivers/infiniband/hw/qib/qib_user_sdma.c2
-rw-r--r--drivers/infiniband/sw/rxe/rxe_mr.c16
-rw-r--r--drivers/input/joystick/spaceball.c11
-rw-r--r--drivers/input/misc/iqs626a.c21
-rw-r--r--drivers/input/mouse/appletouch.c4
-rw-r--r--drivers/input/mouse/elantech.c8
-rw-r--r--drivers/input/serio/i8042-x86ia64io.h21
-rw-r--r--drivers/input/serio/i8042.c54
-rw-r--r--drivers/input/touchscreen/atmel_mxt_ts.c2
-rw-r--r--drivers/input/touchscreen/elants_i2c.c46
-rw-r--r--drivers/input/touchscreen/goodix.c31
-rw-r--r--drivers/input/touchscreen/goodix.h1
-rw-r--r--drivers/input/touchscreen/goodix_fwupload.c2
-rw-r--r--drivers/input/touchscreen/zinitix.c18
-rw-r--r--drivers/isdn/mISDN/core.c6
-rw-r--r--drivers/isdn/mISDN/core.h4
-rw-r--r--drivers/isdn/mISDN/layer1.c4
-rw-r--r--drivers/md/bcache/super.c3
-rw-r--r--drivers/md/dm-integrity.c2
-rw-r--r--drivers/md/persistent-data/dm-btree-remove.c2
-rw-r--r--drivers/md/raid1.c3
-rw-r--r--drivers/mmc/core/core.c7
-rw-r--r--drivers/mmc/core/core.h1
-rw-r--r--drivers/mmc/core/host.c9
-rw-r--r--drivers/mmc/host/meson-mx-sdhc-mmc.c16
-rw-r--r--drivers/mmc/host/mmci_stm32_sdmmc.c2
-rw-r--r--drivers/mmc/host/sdhci-tegra.c43
-rw-r--r--drivers/net/bonding/bond_options.c2
-rw-r--r--drivers/net/dsa/mv88e6xxx/chip.c4
-rw-r--r--drivers/net/dsa/mv88e6xxx/port.c4
-rw-r--r--drivers/net/ethernet/amazon/ena/ena_netdev.c49
-rw-r--r--drivers/net/ethernet/aquantia/atlantic/aq_ring.c8
-rw-r--r--drivers/net/ethernet/atheros/ag71xx.c23
-rw-r--r--drivers/net/ethernet/broadcom/bcmsysport.c5
-rw-r--r--drivers/net/ethernet/broadcom/bcmsysport.h1
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmmii.c4
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h2
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c2
-rw-r--r--drivers/net/ethernet/freescale/fman/fman_port.c12
-rw-r--r--drivers/net/ethernet/freescale/xgmac_mdio.c1
-rw-r--r--drivers/net/ethernet/google/gve/gve_adminq.c8
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hnae3.h2
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c20
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c3
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c60
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c40
-rw-r--r--drivers/net/ethernet/intel/iavf/iavf_main.c10
-rw-r--r--drivers/net/ethernet/intel/ice/ice_base.c17
-rw-r--r--drivers/net/ethernet/intel/ice/ice_ptp.c13
-rw-r--r--drivers/net/ethernet/intel/ice/ice_ptp.h6
-rw-r--r--drivers/net/ethernet/intel/ice/ice_txrx.c19
-rw-r--r--drivers/net/ethernet/intel/ice/ice_txrx.h1
-rw-r--r--drivers/net/ethernet/intel/ice/ice_xsk.c66
-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c47
-rw-r--r--drivers/net/ethernet/intel/igbvf/netdev.c1
-rw-r--r--drivers/net/ethernet/intel/igc/igc_i225.c2
-rw-r--r--drivers/net/ethernet/intel/igc/igc_main.c6
-rw-r--r--drivers/net/ethernet/intel/igc/igc_ptp.c15
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_main.c4
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c3
-rw-r--r--drivers/net/ethernet/lantiq_xrx200.c36
-rw-r--r--drivers/net/ethernet/marvell/prestera/prestera_main.c35
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en.h5
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/health.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c35
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c10
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c16
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c48
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tc.c33
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/main.c11
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c9
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c3
-rw-r--r--drivers/net/ethernet/micrel/ks8851_par.c2
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_lif.c2
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h2
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c12
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c4
-rw-r--r--drivers/net/ethernet/sfc/ef100_nic.c3
-rw-r--r--drivers/net/ethernet/sfc/falcon/rx.c10
-rw-r--r--drivers/net/ethernet/sfc/rx_common.c10
-rw-r--r--drivers/net/ethernet/smsc/smc911x.c5
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c4
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac.h17
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c16
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c86
-rw-r--r--drivers/net/ethernet/ti/am65-cpsw-nuss.c29
-rw-r--r--drivers/net/fjes/fjes_main.c5
-rw-r--r--drivers/net/hamradio/mkiss.c4
-rw-r--r--drivers/net/ieee802154/atusb.c10
-rw-r--r--drivers/net/netdevsim/bpf.c1
-rw-r--r--drivers/net/netdevsim/ethtool.c5
-rw-r--r--drivers/net/phy/mdio_bus.c3
-rw-r--r--drivers/net/tun.c115
-rw-r--r--drivers/net/usb/asix_common.c8
-rw-r--r--drivers/net/usb/lan78xx.c6
-rw-r--r--drivers/net/usb/pegasus.c4
-rw-r--r--drivers/net/usb/qmi_wwan.c1
-rw-r--r--drivers/net/usb/r8152.c52
-rw-r--r--drivers/net/usb/rndis_host.c5
-rw-r--r--drivers/net/veth.c8
-rw-r--r--drivers/net/virtio_net.c9
-rw-r--r--drivers/net/wireless/broadcom/brcm80211/Kconfig14
-rw-r--r--drivers/net/wireless/broadcom/brcm80211/brcmsmac/Makefile2
-rw-r--r--drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.h2
-rw-r--r--drivers/net/wireless/intel/iwlegacy/Kconfig4
-rw-r--r--drivers/net/wireless/intel/iwlwifi/Kconfig2
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/tx.c5
-rw-r--r--drivers/net/wireless/mediatek/mt76/Makefile2
-rw-r--r--drivers/net/xen-netback/common.h1
-rw-r--r--drivers/net/xen-netback/rx.c77
-rw-r--r--drivers/net/xen-netfront.c125
-rw-r--r--drivers/nfc/st21nfca/i2c.c29
-rw-r--r--drivers/pci/controller/Kconfig4
-rw-r--r--drivers/pci/msi.c15
-rw-r--r--drivers/pinctrl/bcm/pinctrl-bcm2835.c29
-rw-r--r--drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c8
-rw-r--r--drivers/pinctrl/stm32/pinctrl-stm32.c8
-rw-r--r--drivers/platform/mellanox/mlxbf-pmc.c4
-rw-r--r--drivers/platform/x86/Makefile2
-rw-r--r--drivers/platform/x86/amd-pmc.c3
-rw-r--r--drivers/platform/x86/apple-gmux.c2
-rw-r--r--drivers/platform/x86/intel/Kconfig15
-rw-r--r--drivers/platform/x86/intel/pmc/pltdrv.c2
-rw-r--r--drivers/platform/x86/system76_acpi.c58
-rw-r--r--drivers/power/reset/ltc2952-poweroff.c4
-rw-r--r--drivers/power/supply/bq25890_charger.c4
-rw-r--r--drivers/power/supply/power_supply_core.c4
-rw-r--r--drivers/reset/reset-rzg2l-usbphy-ctrl.c7
-rw-r--r--drivers/reset/tegra/reset-bpmp.c9
-rw-r--r--drivers/scsi/libiscsi.c6
-rw-r--r--drivers/scsi/lpfc/lpfc_debugfs.c4
-rw-r--r--drivers/scsi/pm8001/pm80xx_hwi.c38
-rw-r--r--drivers/scsi/vmw_pvscsi.c7
-rw-r--r--drivers/soc/imx/imx8m-blk-ctrl.c19
-rw-r--r--drivers/soc/imx/soc-imx.c4
-rw-r--r--drivers/soc/tegra/fuse/fuse-tegra.c2
-rw-r--r--drivers/soc/tegra/fuse/fuse.h2
-rw-r--r--drivers/spi/spi-armada-3700.c2
-rw-r--r--drivers/tee/amdtee/core.c5
-rw-r--r--drivers/tee/optee/core.c6
-rw-r--r--drivers/tee/optee/smc_abi.c2
-rw-r--r--drivers/tee/tee_shm.c174
-rw-r--r--drivers/tty/hvc/hvc_xen.c30
-rw-r--r--drivers/tty/n_hdlc.c23
-rw-r--r--drivers/tty/serial/8250/8250_fintek.c20
-rw-r--r--drivers/usb/cdns3/cdnsp-gadget.c12
-rw-r--r--drivers/usb/cdns3/cdnsp-ring.c11
-rw-r--r--drivers/usb/cdns3/cdnsp-trace.h4
-rw-r--r--drivers/usb/core/quirks.c3
-rw-r--r--drivers/usb/dwc2/platform.c3
-rw-r--r--drivers/usb/early/xhci-dbc.c15
-rw-r--r--drivers/usb/gadget/composite.c6
-rw-r--r--drivers/usb/gadget/function/f_fs.c9
-rw-r--r--drivers/usb/gadget/function/u_ether.c16
-rw-r--r--drivers/usb/gadget/legacy/dbgp.c6
-rw-r--r--drivers/usb/gadget/legacy/inode.c6
-rw-r--r--drivers/usb/host/xhci-mtk-sch.c2
-rw-r--r--drivers/usb/host/xhci-pci.c11
-rw-r--r--drivers/usb/mtu3/mtu3_gadget.c12
-rw-r--r--drivers/usb/mtu3/mtu3_qmu.c7
-rw-r--r--drivers/usb/serial/cp210x.c6
-rw-r--r--drivers/usb/serial/option.c8
-rw-r--r--drivers/usb/typec/tcpm/tcpm.c18
-rw-r--r--drivers/usb/typec/ucsi/ucsi.c4
-rw-r--r--drivers/vdpa/vdpa.c3
-rw-r--r--drivers/vdpa/vdpa_user/vduse_dev.c6
-rw-r--r--drivers/vhost/vdpa.c2
-rw-r--r--drivers/video/fbdev/core/fbmem.c47
-rw-r--r--drivers/virt/nitro_enclaves/ne_misc_dev.c5
-rw-r--r--drivers/virtio/virtio_ring.c2
-rw-r--r--drivers/xen/events/events_base.c6
261 files changed, 2516 insertions, 1253 deletions
diff --git a/drivers/Makefile b/drivers/Makefile
index be5d40ae1488..a110338c860c 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -41,8 +41,7 @@ obj-$(CONFIG_DMADEVICES) += dma/
# SOC specific infrastructure drivers.
obj-y += soc/
-obj-$(CONFIG_VIRTIO) += virtio/
-obj-$(CONFIG_VIRTIO_PCI_LIB) += virtio/
+obj-y += virtio/
obj-$(CONFIG_VDPA) += vdpa/
obj-$(CONFIG_XEN) += xen/
diff --git a/drivers/android/binder_alloc.c b/drivers/android/binder_alloc.c
index 340515f54498..47bc74a8c7b6 100644
--- a/drivers/android/binder_alloc.c
+++ b/drivers/android/binder_alloc.c
@@ -671,7 +671,7 @@ static void binder_free_buf_locked(struct binder_alloc *alloc,
BUG_ON(buffer->user_data > alloc->buffer + alloc->buffer_size);
if (buffer->async_transaction) {
- alloc->free_async_space += size + sizeof(struct binder_buffer);
+ alloc->free_async_space += buffer_size + sizeof(struct binder_buffer);
binder_alloc_debug(BINDER_DEBUG_BUFFER_ALLOC_ASYNC,
"%d: binder_free_buf size %zd async free %zd\n",
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 1b84d5526d77..313e9475507b 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -2859,8 +2859,19 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc)
goto invalid_fld;
}
- if (ata_is_ncq(tf->protocol) && (cdb[2 + cdb_offset] & 0x3) == 0)
- tf->protocol = ATA_PROT_NCQ_NODATA;
+ if ((cdb[2 + cdb_offset] & 0x3) == 0) {
+ /*
+ * When T_LENGTH is zero (No data is transferred), dir should
+ * be DMA_NONE.
+ */
+ if (scmd->sc_data_direction != DMA_NONE) {
+ fp = 2 + cdb_offset;
+ goto invalid_fld;
+ }
+
+ if (ata_is_ncq(tf->protocol))
+ tf->protocol = ATA_PROT_NCQ_NODATA;
+ }
/* enable LBA */
tf->flags |= ATA_TFLAG_LBA;
diff --git a/drivers/auxdisplay/charlcd.c b/drivers/auxdisplay/charlcd.c
index 304accde365c..6d309e4971b6 100644
--- a/drivers/auxdisplay/charlcd.c
+++ b/drivers/auxdisplay/charlcd.c
@@ -37,7 +37,7 @@ struct charlcd_priv {
bool must_clear;
/* contains the LCD config state */
- unsigned long int flags;
+ unsigned long flags;
/* Current escape sequence and it's length or -1 if outside */
struct {
@@ -578,6 +578,9 @@ static int charlcd_init(struct charlcd *lcd)
* Since charlcd_init_display() needs to write data, we have to
* enable mark the LCD initialized just before.
*/
+ if (WARN_ON(!lcd->ops->init_display))
+ return -EINVAL;
+
ret = lcd->ops->init_display(lcd);
if (ret)
return ret;
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index f4d0c555de29..04ea92cbd9cf 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -1902,7 +1902,7 @@ int dpm_prepare(pm_message_t state)
device_block_probing();
mutex_lock(&dpm_list_mtx);
- while (!list_empty(&dpm_list)) {
+ while (!list_empty(&dpm_list) && !error) {
struct device *dev = to_device(dpm_list.next);
get_device(dev);
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 8e3983e456f3..286cf1afad78 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -1512,9 +1512,12 @@ static irqreturn_t blkif_interrupt(int irq, void *dev_id)
unsigned long flags;
struct blkfront_ring_info *rinfo = (struct blkfront_ring_info *)dev_id;
struct blkfront_info *info = rinfo->dev_info;
+ unsigned int eoiflag = XEN_EOI_FLAG_SPURIOUS;
- if (unlikely(info->connected != BLKIF_STATE_CONNECTED))
+ if (unlikely(info->connected != BLKIF_STATE_CONNECTED)) {
+ xen_irq_lateeoi(irq, XEN_EOI_FLAG_SPURIOUS);
return IRQ_HANDLED;
+ }
spin_lock_irqsave(&rinfo->ring_lock, flags);
again:
@@ -1530,6 +1533,8 @@ static irqreturn_t blkif_interrupt(int irq, void *dev_id)
unsigned long id;
unsigned int op;
+ eoiflag = 0;
+
RING_COPY_RESPONSE(&rinfo->ring, i, &bret);
id = bret.id;
@@ -1646,6 +1651,8 @@ static irqreturn_t blkif_interrupt(int irq, void *dev_id)
spin_unlock_irqrestore(&rinfo->ring_lock, flags);
+ xen_irq_lateeoi(irq, eoiflag);
+
return IRQ_HANDLED;
err:
@@ -1653,6 +1660,8 @@ static irqreturn_t blkif_interrupt(int irq, void *dev_id)
spin_unlock_irqrestore(&rinfo->ring_lock, flags);
+ /* No EOI in order to avoid further interrupts. */
+
pr_alert("%s disabled for further use\n", info->gd->disk_name);
return IRQ_HANDLED;
}
@@ -1692,8 +1701,8 @@ static int setup_blkring(struct xenbus_device *dev,
if (err)
goto fail;
- err = bind_evtchn_to_irqhandler(rinfo->evtchn, blkif_interrupt, 0,
- "blkif", rinfo);
+ err = bind_evtchn_to_irqhandler_lateeoi(rinfo->evtchn, blkif_interrupt,
+ 0, "blkif", rinfo);
if (err <= 0) {
xenbus_dev_fatal(dev, err,
"bind_evtchn_to_irqhandler failed");
diff --git a/drivers/bus/sunxi-rsb.c b/drivers/bus/sunxi-rsb.c
index 6f225dddc74f..4566e730ef2b 100644
--- a/drivers/bus/sunxi-rsb.c
+++ b/drivers/bus/sunxi-rsb.c
@@ -687,11 +687,11 @@ err_clk_disable:
static void sunxi_rsb_hw_exit(struct sunxi_rsb *rsb)
{
- /* Keep the clock and PM reference counts consistent. */
- if (pm_runtime_status_suspended(rsb->dev))
- pm_runtime_resume(rsb->dev);
reset_control_assert(rsb->rstc);
- clk_disable_unprepare(rsb->clk);
+
+ /* Keep the clock and PM reference counts consistent. */
+ if (!pm_runtime_status_suspended(rsb->dev))
+ clk_disable_unprepare(rsb->clk);
}
static int __maybe_unused sunxi_rsb_runtime_suspend(struct device *dev)
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index c837d5416e0e..c59265146e9c 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -3031,7 +3031,7 @@ cleanup_bmc_device(struct kref *ref)
* with removing the device attributes while reading a device
* attribute.
*/
- schedule_work(&bmc->remove_work);
+ queue_work(remove_work_wq, &bmc->remove_work);
}
/*
@@ -5392,22 +5392,27 @@ static int ipmi_init_msghandler(void)
if (initialized)
goto out;
- init_srcu_struct(&ipmi_interfaces_srcu);
-
- timer_setup(&ipmi_timer, ipmi_timeout, 0);
- mod_timer(&ipmi_timer, jiffies + IPMI_TIMEOUT_JIFFIES);
-
- atomic_notifier_chain_register(&panic_notifier_list, &panic_block);
+ rv = init_srcu_struct(&ipmi_interfaces_srcu);
+ if (rv)
+ goto out;
remove_work_wq = create_singlethread_workqueue("ipmi-msghandler-remove-wq");
if (!remove_work_wq) {
pr_err("unable to create ipmi-msghandler-remove-wq workqueue");
rv = -ENOMEM;
- goto out;
+ goto out_wq;
}
+ timer_setup(&ipmi_timer, ipmi_timeout, 0);
+ mod_timer(&ipmi_timer, jiffies + IPMI_TIMEOUT_JIFFIES);
+
+ atomic_notifier_chain_register(&panic_notifier_list, &panic_block);
+
initialized = true;
+out_wq:
+ if (rv)
+ cleanup_srcu_struct(&ipmi_interfaces_srcu);
out:
mutex_unlock(&ipmi_interfaces_mutex);
return rv;
diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c
index 0c62e578749e..48aab77abebf 100644
--- a/drivers/char/ipmi/ipmi_ssif.c
+++ b/drivers/char/ipmi/ipmi_ssif.c
@@ -1659,6 +1659,9 @@ static int ssif_probe(struct i2c_client *client, const struct i2c_device_id *id)
}
}
+ ssif_info->client = client;
+ i2c_set_clientdata(client, ssif_info);
+
rv = ssif_check_and_remove(client, ssif_info);
/* If rv is 0 and addr source is not SI_ACPI, continue probing */
if (!rv && ssif_info->addr_source == SI_ACPI) {
@@ -1679,9 +1682,6 @@ static int ssif_probe(struct i2c_client *client, const struct i2c_device_id *id)
ipmi_addr_src_to_str(ssif_info->addr_source),
client->addr, client->adapter->name, slave_addr);
- ssif_info->client = client;
- i2c_set_clientdata(client, ssif_info);
-
/* Now check for system interface capabilities */
msg[0] = IPMI_NETFN_APP_REQUEST << 2;
msg[1] = IPMI_GET_SYSTEM_INTERFACE_CAPABILITIES_CMD;
@@ -1881,6 +1881,7 @@ static int ssif_probe(struct i2c_client *client, const struct i2c_device_id *id)
dev_err(&ssif_info->client->dev,
"Unable to start IPMI SSIF: %d\n", rv);
+ i2c_set_clientdata(client, NULL);
kfree(ssif_info);
}
kfree(resp);
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index f467d63bbf1e..566ee2c78709 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -3418,6 +3418,14 @@ static int __clk_core_init(struct clk_core *core)
clk_prepare_lock();
+ /*
+ * Set hw->core after grabbing the prepare_lock to synchronize with
+ * callers of clk_core_fill_parent_index() where we treat hw->core
+ * being NULL as the clk not being registered yet. This is crucial so
+ * that clks aren't parented until their parent is fully registered.
+ */
+ core->hw->core = core;
+
ret = clk_pm_runtime_get(core);
if (ret)
goto unlock;
@@ -3582,8 +3590,10 @@ static int __clk_core_init(struct clk_core *core)
out:
clk_pm_runtime_put(core);
unlock:
- if (ret)
+ if (ret) {
hlist_del_init(&core->child_node);
+ core->hw->core = NULL;
+ }
clk_prepare_unlock();
@@ -3847,7 +3857,6 @@ __clk_register(struct device *dev, struct device_node *np, struct clk_hw *hw)
core->num_parents = init->num_parents;
core->min_rate = 0;
core->max_rate = ULONG_MAX;
- hw->core = core;
ret = clk_core_populate_parent_map(core, init);
if (ret)
@@ -3865,7 +3874,7 @@ __clk_register(struct device *dev, struct device_node *np, struct clk_hw *hw)
goto fail_create_clk;
}
- clk_core_link_consumer(hw->core, hw->clk);
+ clk_core_link_consumer(core, hw->clk);
ret = __clk_core_init(core);
if (!ret)
diff --git a/drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c b/drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c
index fa768f10635f..fd29861526d6 100644
--- a/drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c
+++ b/drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c
@@ -211,6 +211,12 @@ static u32 uof_get_ae_mask(u32 obj_num)
return adf_4xxx_fw_config[obj_num].ae_mask;
}
+static u32 get_vf2pf_sources(void __iomem *pmisc_addr)
+{
+ /* For the moment do not report vf2pf sources */
+ return 0;
+}
+
void adf_init_hw_data_4xxx(struct adf_hw_device_data *hw_data)
{
hw_data->dev_class = &adf_4xxx_class;
@@ -254,6 +260,7 @@ void adf_init_hw_data_4xxx(struct adf_hw_device_data *hw_data)
hw_data->set_msix_rttable = set_msix_default_rttable;
hw_data->set_ssm_wdtimer = adf_gen4_set_ssm_wdtimer;
hw_data->enable_pfvf_comms = pfvf_comms_disabled;
+ hw_data->get_vf2pf_sources = get_vf2pf_sources;
hw_data->disable_iov = adf_disable_sriov;
hw_data->min_iov_compat_ver = ADF_PFVF_COMPAT_THIS_VERSION;
diff --git a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
index cd0d745eb071..33baf1591a49 100644
--- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
+++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
@@ -373,7 +373,7 @@ static void axi_chan_block_xfer_start(struct axi_dma_chan *chan,
struct axi_dma_desc *first)
{
u32 priority = chan->chip->dw->hdata->priority[chan->id];
- struct axi_dma_chan_config config;
+ struct axi_dma_chan_config config = {};
u32 irq_mask;
u8 lms = 0; /* Select AXI0 master for LLI fetching */
@@ -391,7 +391,7 @@ static void axi_chan_block_xfer_start(struct axi_dma_chan *chan,
config.tt_fc = DWAXIDMAC_TT_FC_MEM_TO_MEM_DMAC;
config.prior = priority;
config.hs_sel_dst = DWAXIDMAC_HS_SEL_HW;
- config.hs_sel_dst = DWAXIDMAC_HS_SEL_HW;
+ config.hs_sel_src = DWAXIDMAC_HS_SEL_HW;
switch (chan->direction) {
case DMA_MEM_TO_DEV:
dw_axi_dma_set_byte_halfword(chan, true);
diff --git a/drivers/dma/dw-edma/dw-edma-pcie.c b/drivers/dma/dw-edma/dw-edma-pcie.c
index 198f6cd8ac1b..cee7aa231d7b 100644
--- a/drivers/dma/dw-edma/dw-edma-pcie.c
+++ b/drivers/dma/dw-edma/dw-edma-pcie.c
@@ -187,17 +187,9 @@ static int dw_edma_pcie_probe(struct pci_dev *pdev,
/* DMA configuration */
err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
- if (!err) {
+ if (err) {
pci_err(pdev, "DMA mask 64 set failed\n");
return err;
- } else {
- pci_err(pdev, "DMA mask 64 set failed\n");
-
- err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
- if (err) {
- pci_err(pdev, "DMA mask 32 set failed\n");
- return err;
- }
}
/* Data structure allocation */
diff --git a/drivers/dma/idxd/irq.c b/drivers/dma/idxd/irq.c
index 17f2f8a31b63..cf2c8bc4f147 100644
--- a/drivers/dma/idxd/irq.c
+++ b/drivers/dma/idxd/irq.c
@@ -137,10 +137,10 @@ halt:
INIT_WORK(&idxd->work, idxd_device_reinit);
queue_work(idxd->wq, &idxd->work);
} else {
- spin_lock(&idxd->dev_lock);
idxd->state = IDXD_DEV_HALTED;
idxd_wqs_quiesce(idxd);
idxd_wqs_unmap_portal(idxd);
+ spin_lock(&idxd->dev_lock);
idxd_device_clear_state(idxd);
dev_err(&idxd->pdev->dev,
"idxd halted, need %s.\n",
diff --git a/drivers/dma/idxd/submit.c b/drivers/dma/idxd/submit.c
index de76fb4abac2..83452fbbb168 100644
--- a/drivers/dma/idxd/submit.c
+++ b/drivers/dma/idxd/submit.c
@@ -106,6 +106,7 @@ static void llist_abort_desc(struct idxd_wq *wq, struct idxd_irq_entry *ie,
{
struct idxd_desc *d, *t, *found = NULL;
struct llist_node *head;
+ LIST_HEAD(flist);
desc->completion->status = IDXD_COMP_DESC_ABORT;
/*
@@ -120,7 +121,11 @@ static void llist_abort_desc(struct idxd_wq *wq, struct idxd_irq_entry *ie,
found = desc;
continue;
}
- list_add_tail(&desc->list, &ie->work_list);
+
+ if (d->completion->status)
+ list_add_tail(&d->list, &flist);
+ else
+ list_add_tail(&d->list, &ie->work_list);
}
}
@@ -130,6 +135,17 @@ static void llist_abort_desc(struct idxd_wq *wq, struct idxd_irq_entry *ie,
if (found)
complete_desc(found, IDXD_COMPLETE_ABORT);
+
+ /*
+ * complete_desc() will return desc to allocator and the desc can be
+ * acquired by a different process and the desc->list can be modified.
+ * Delete desc from list so the list trasversing does not get corrupted
+ * by the other process.
+ */
+ list_for_each_entry_safe(d, t, &flist, list) {
+ list_del_init(&d->list);
+ complete_desc(d, IDXD_COMPLETE_NORMAL);
+ }
}
int idxd_submit_desc(struct idxd_wq *wq, struct idxd_desc *desc)
diff --git a/drivers/dma/st_fdma.c b/drivers/dma/st_fdma.c
index 962b6e05287b..d95c421877fb 100644
--- a/drivers/dma/st_fdma.c
+++ b/drivers/dma/st_fdma.c
@@ -874,4 +874,4 @@ MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("STMicroelectronics FDMA engine driver");
MODULE_AUTHOR("Ludovic.barre <Ludovic.barre@st.com>");
MODULE_AUTHOR("Peter Griffin <peter.griffin@linaro.org>");
-MODULE_ALIAS("platform: " DRIVER_NAME);
+MODULE_ALIAS("platform:" DRIVER_NAME);
diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
index 041d8e32d630..6e56d1cef5ee 100644
--- a/drivers/dma/ti/k3-udma.c
+++ b/drivers/dma/ti/k3-udma.c
@@ -4534,45 +4534,60 @@ static int udma_setup_resources(struct udma_dev *ud)
rm_res = tisci_rm->rm_ranges[RM_RANGE_TCHAN];
if (IS_ERR(rm_res)) {
bitmap_zero(ud->tchan_map, ud->tchan_cnt);
+ irq_res.sets = 1;
} else {
bitmap_fill(ud->tchan_map, ud->tchan_cnt);
for (i = 0; i < rm_res->sets; i++)
udma_mark_resource_ranges(ud, ud->tchan_map,
&rm_res->desc[i], "tchan");
+ irq_res.sets = rm_res->sets;
}
- irq_res.sets = rm_res->sets;
/* rchan and matching default flow ranges */
rm_res = tisci_rm->rm_ranges[RM_RANGE_RCHAN];
if (IS_ERR(rm_res)) {
bitmap_zero(ud->rchan_map, ud->rchan_cnt);
+ irq_res.sets++;
} else {
bitmap_fill(ud->rchan_map, ud->rchan_cnt);
for (i = 0; i < rm_res->sets; i++)
udma_mark_resource_ranges(ud, ud->rchan_map,
&rm_res->desc[i], "rchan");
+ irq_res.sets += rm_res->sets;
}
- irq_res.sets += rm_res->sets;
irq_res.desc = kcalloc(irq_res.sets, sizeof(*irq_res.desc), GFP_KERNEL);
+ if (!irq_res.desc)
+ return -ENOMEM;
rm_res = tisci_rm->rm_ranges[RM_RANGE_TCHAN];
- for (i = 0; i < rm_res->sets; i++) {
- irq_res.desc[i].start = rm_res->desc[i].start;
- irq_res.desc[i].num = rm_res->desc[i].num;
- irq_res.desc[i].start_sec = rm_res->desc[i].start_sec;
- irq_res.desc[i].num_sec = rm_res->desc[i].num_sec;
+ if (IS_ERR(rm_res)) {
+ irq_res.desc[0].start = 0;
+ irq_res.desc[0].num = ud->tchan_cnt;
+ i = 1;
+ } else {
+ for (i = 0; i < rm_res->sets; i++) {
+ irq_res.desc[i].start = rm_res->desc[i].start;
+ irq_res.desc[i].num = rm_res->desc[i].num;
+ irq_res.desc[i].start_sec = rm_res->desc[i].start_sec;
+ irq_res.desc[i].num_sec = rm_res->desc[i].num_sec;
+ }
}
rm_res = tisci_rm->rm_ranges[RM_RANGE_RCHAN];
- for (j = 0; j < rm_res->sets; j++, i++) {
- if (rm_res->desc[j].num) {
- irq_res.desc[i].start = rm_res->desc[j].start +
- ud->soc_data->oes.udma_rchan;
- irq_res.desc[i].num = rm_res->desc[j].num;
- }
- if (rm_res->desc[j].num_sec) {
- irq_res.desc[i].start_sec = rm_res->desc[j].start_sec +
- ud->soc_data->oes.udma_rchan;
- irq_res.desc[i].num_sec = rm_res->desc[j].num_sec;
+ if (IS_ERR(rm_res)) {
+ irq_res.desc[i].start = 0;
+ irq_res.desc[i].num = ud->rchan_cnt;
+ } else {
+ for (j = 0; j < rm_res->sets; j++, i++) {
+ if (rm_res->desc[j].num) {
+ irq_res.desc[i].start = rm_res->desc[j].start +
+ ud->soc_data->oes.udma_rchan;
+ irq_res.desc[i].num = rm_res->desc[j].num;
+ }
+ if (rm_res->desc[j].num_sec) {
+ irq_res.desc[i].start_sec = rm_res->desc[j].start_sec +
+ ud->soc_data->oes.udma_rchan;
+ irq_res.desc[i].num_sec = rm_res->desc[j].num_sec;
+ }
}
}
ret = ti_sci_inta_msi_domain_alloc_irqs(ud->dev, &irq_res);
@@ -4690,14 +4705,15 @@ static int bcdma_setup_resources(struct udma_dev *ud)
rm_res = tisci_rm->rm_ranges[RM_RANGE_BCHAN];
if (IS_ERR(rm_res)) {
bitmap_zero(ud->bchan_map, ud->bchan_cnt);
+ irq_res.sets++;
} else {
bitmap_fill(ud->bchan_map, ud->bchan_cnt);
for (i = 0; i < rm_res->sets; i++)
udma_mark_resource_ranges(ud, ud->bchan_map,
&rm_res->desc[i],
"bchan");
+ irq_res.sets += rm_res->sets;
}
- irq_res.sets += rm_res->sets;
}
/* tchan ranges */
@@ -4705,14 +4721,15 @@ static int bcdma_setup_resources(struct udma_dev *ud)
rm_res = tisci_rm->rm_ranges[RM_RANGE_TCHAN];
if (IS_ERR(rm_res)) {
bitmap_zero(ud->tchan_map, ud->tchan_cnt);
+ irq_res.sets += 2;
} else {
bitmap_fill(ud->tchan_map, ud->tchan_cnt);
for (i = 0; i < rm_res->sets; i++)
udma_mark_resource_ranges(ud, ud->tchan_map,
&rm_res->desc[i],
"tchan");
+ irq_res.sets += rm_res->sets * 2;
}
- irq_res.sets += rm_res->sets * 2;
}
/* rchan ranges */
@@ -4720,47 +4737,72 @@ static int bcdma_setup_resources(struct udma_dev *ud)
rm_res = tisci_rm->rm_ranges[RM_RANGE_RCHAN];
if (IS_ERR(rm_res)) {
bitmap_zero(ud->rchan_map, ud->rchan_cnt);
+ irq_res.sets += 2;
} else {
bitmap_fill(ud->rchan_map, ud->rchan_cnt);
for (i = 0; i < rm_res->sets; i++)
udma_mark_resource_ranges(ud, ud->rchan_map,
&rm_res->desc[i],
"rchan");
+ irq_res.sets += rm_res->sets * 2;
}
- irq_res.sets += rm_res->sets * 2;
}
irq_res.desc = kcalloc(irq_res.sets, sizeof(*irq_res.desc), GFP_KERNEL);
+ if (!irq_res.desc)
+ return -ENOMEM;
if (ud->bchan_cnt) {
rm_res = tisci_rm->rm_ranges[RM_RANGE_BCHAN];
- for (i = 0; i < rm_res->sets; i++) {
- irq_res.desc[i].start = rm_res->desc[i].start +
- oes->bcdma_bchan_ring;
- irq_res.desc[i].num = rm_res->desc[i].num;
+ if (IS_ERR(rm_res)) {
+ irq_res.desc[0].start = oes->bcdma_bchan_ring;
+ irq_res.desc[0].num = ud->bchan_cnt;
+ i = 1;
+ } else {
+ for (i = 0; i < rm_res->sets; i++) {
+ irq_res.desc[i].start = rm_res->desc[i].start +
+ oes->bcdma_bchan_ring;
+ irq_res.desc[i].num = rm_res->desc[i].num;
+ }
}
}
if (ud->tchan_cnt) {
rm_res = tisci_rm->rm_ranges[RM_RANGE_TCHAN];
- for (j = 0; j < rm_res->sets; j++, i += 2) {
- irq_res.desc[i].start = rm_res->desc[j].start +
- oes->bcdma_tchan_data;
- irq_res.desc[i].num = rm_res->desc[j].num;
-
- irq_res.desc[i + 1].start = rm_res->desc[j].start +
- oes->bcdma_tchan_ring;
- irq_res.desc[i + 1].num = rm_res->desc[j].num;
+ if (IS_ERR(rm_res)) {
+ irq_res.desc[i].start = oes->bcdma_tchan_data;
+ irq_res.desc[i].num = ud->tchan_cnt;
+ irq_res.desc[i + 1].start = oes->bcdma_tchan_ring;
+ irq_res.desc[i + 1].num = ud->tchan_cnt;
+ i += 2;
+ } else {
+ for (j = 0; j < rm_res->sets; j++, i += 2) {
+ irq_res.desc[i].start = rm_res->desc[j].start +
+ oes->bcdma_tchan_data;
+ irq_res.desc[i].num = rm_res->desc[j].num;
+
+ irq_res.desc[i + 1].start = rm_res->desc[j].start +
+ oes->bcdma_tchan_ring;
+ irq_res.desc[i + 1].num = rm_res->desc[j].num;
+ }
}
}
if (ud->rchan_cnt) {
rm_res = tisci_rm->rm_ranges[RM_RANGE_RCHAN];
- for (j = 0; j < rm_res->sets; j++, i += 2) {
- irq_res.desc[i].start = rm_res->desc[j].start +
- oes->bcdma_rchan_data;
- irq_res.desc[i].num = rm_res->desc[j].num;
-
- irq_res.desc[i + 1].start = rm_res->desc[j].start +
- oes->bcdma_rchan_ring;
- irq_res.desc[i + 1].num = rm_res->desc[j].num;
+ if (IS_ERR(rm_res)) {
+ irq_res.desc[i].start = oes->bcdma_rchan_data;
+ irq_res.desc[i].num = ud->rchan_cnt;
+ irq_res.desc[i + 1].start = oes->bcdma_rchan_ring;
+ irq_res.desc[i + 1].num = ud->rchan_cnt;
+ i += 2;
+ } else {
+ for (j = 0; j < rm_res->sets; j++, i += 2) {
+ irq_res.desc[i].start = rm_res->desc[j].start +
+ oes->bcdma_rchan_data;
+ irq_res.desc[i].num = rm_res->desc[j].num;
+
+ irq_res.desc[i + 1].start = rm_res->desc[j].start +
+ oes->bcdma_rchan_ring;
+ irq_res.desc[i + 1].num = rm_res->desc[j].num;
+ }
}
}
@@ -4858,39 +4900,54 @@ static int pktdma_setup_resources(struct udma_dev *ud)
if (IS_ERR(rm_res)) {
/* all rflows are assigned exclusively to Linux */
bitmap_zero(ud->rflow_in_use, ud->rflow_cnt);
+ irq_res.sets = 1;
} else {
bitmap_fill(ud->rflow_in_use, ud->rflow_cnt);
for (i = 0; i < rm_res->sets; i++)
udma_mark_resource_ranges(ud, ud->rflow_in_use,
&rm_res->desc[i], "rflow");
+ irq_res.sets = rm_res->sets;
}
- irq_res.sets = rm_res->sets;
/* tflow ranges */
rm_res = tisci_rm->rm_ranges[RM_RANGE_TFLOW];
if (IS_ERR(rm_res)) {
/* all tflows are assigned exclusively to Linux */
bitmap_zero(ud->tflow_map, ud->tflow_cnt);
+ irq_res.sets++;
} else {
bitmap_fill(ud->tflow_map, ud->tflow_cnt);
for (i = 0; i < rm_res->sets; i++)
udma_mark_resource_ranges(ud, ud->tflow_map,
&rm_res->desc[i], "tflow");
+ irq_res.sets += rm_res->sets;
}
- irq_res.sets += rm_res->sets;
irq_res.desc = kcalloc(irq_res.sets, sizeof(*irq_res.desc), GFP_KERNEL);
+ if (!irq_res.desc)
+ return -ENOMEM;
rm_res = tisci_rm->rm_ranges[RM_RANGE_TFLOW];
- for (i = 0; i < rm_res->sets; i++) {
- irq_res.desc[i].start = rm_res->desc[i].start +
- oes->pktdma_tchan_flow;
- irq_res.desc[i].num = rm_res->desc[i].num;
+ if (IS_ERR(rm_res)) {
+ irq_res.desc[0].start = oes->pktdma_tchan_flow;
+ irq_res.desc[0].num = ud->tflow_cnt;
+ i = 1;
+ } else {
+ for (i = 0; i < rm_res->sets; i++) {
+ irq_res.desc[i].start = rm_res->desc[i].start +
+ oes->pktdma_tchan_flow;
+ irq_res.desc[i].num = rm_res->desc[i].num;
+ }
}
rm_res = tisci_rm->rm_ranges[RM_RANGE_RFLOW];
- for (j = 0; j < rm_res->sets; j++, i++) {
- irq_res.desc[i].start = rm_res->desc[j].start +
- oes->pktdma_rchan_flow;
- irq_res.desc[i].num = rm_res->desc[j].num;
+ if (IS_ERR(rm_res)) {
+ irq_res.desc[i].start = oes->pktdma_rchan_flow;
+ irq_res.desc[i].num = ud->rflow_cnt;
+ } else {
+ for (j = 0; j < rm_res->sets; j++, i++) {
+ irq_res.desc[i].start = rm_res->desc[j].start +
+ oes->pktdma_rchan_flow;
+ irq_res.desc[i].num = rm_res->desc[j].num;
+ }
}
ret = ti_sci_inta_msi_domain_alloc_irqs(ud->dev, &irq_res);
kfree(irq_res.desc);
diff --git a/drivers/edac/i10nm_base.c b/drivers/edac/i10nm_base.c
index 83345bfac246..6cf50ee0b77c 100644
--- a/drivers/edac/i10nm_base.c
+++ b/drivers/edac/i10nm_base.c
@@ -358,6 +358,9 @@ static int i10nm_get_hbm_munits(void)
mbase = ioremap(base + off, I10NM_HBM_IMC_MMIO_SIZE);
if (!mbase) {
+ pci_dev_put(d->imc[lmc].mdev);
+ d->imc[lmc].mdev = NULL;
+
i10nm_printk(KERN_ERR, "Failed to ioremap for hbm mc 0x%llx\n",
base + off);
return -ENOMEM;
@@ -368,6 +371,12 @@ static int i10nm_get_hbm_munits(void)
mcmtr = I10NM_GET_MCMTR(&d->imc[lmc], 0);
if (!I10NM_IS_HBM_IMC(mcmtr)) {
+ iounmap(d->imc[lmc].mbase);
+ d->imc[lmc].mbase = NULL;
+ d->imc[lmc].hbm_mc = false;
+ pci_dev_put(d->imc[lmc].mdev);
+ d->imc[lmc].mdev = NULL;
+
i10nm_printk(KERN_ERR, "This isn't an hbm mc!\n");
return -ENODEV;
}
diff --git a/drivers/firmware/scpi_pm_domain.c b/drivers/firmware/scpi_pm_domain.c
index 51201600d789..800673910b51 100644
--- a/drivers/firmware/scpi_pm_domain.c
+++ b/drivers/firmware/scpi_pm_domain.c
@@ -16,7 +16,6 @@ struct scpi_pm_domain {
struct generic_pm_domain genpd;
struct scpi_ops *ops;
u32 domain;
- char name[30];
};
/*
@@ -110,8 +109,13 @@ static int scpi_pm_domain_probe(struct platform_device *pdev)
scpi_pd->domain = i;
scpi_pd->ops = scpi_ops;
- sprintf(scpi_pd->name, "%pOFn.%d", np, i);
- scpi_pd->genpd.name = scpi_pd->name;
+ scpi_pd->genpd.name = devm_kasprintf(dev, GFP_KERNEL,
+ "%pOFn.%d", np, i);
+ if (!scpi_pd->genpd.name) {
+ dev_err(dev, "Failed to allocate genpd name:%pOFn.%d\n",
+ np, i);
+ continue;
+ }
scpi_pd->genpd.power_off = scpi_pd_power_off;
scpi_pd->genpd.power_on = scpi_pd_power_on;
diff --git a/drivers/firmware/tegra/bpmp-debugfs.c b/drivers/firmware/tegra/bpmp-debugfs.c
index 6d66fe03fb6a..fd89899aeeed 100644
--- a/drivers/firmware/tegra/bpmp-debugfs.c
+++ b/drivers/firmware/tegra/bpmp-debugfs.c
@@ -77,13 +77,14 @@ static const char *get_filename(struct tegra_bpmp *bpmp,
const char *root_path, *filename = NULL;
char *root_path_buf;
size_t root_len;
+ size_t root_path_buf_len = 512;
- root_path_buf = kzalloc(512, GFP_KERNEL);
+ root_path_buf = kzalloc(root_path_buf_len, GFP_KERNEL);
if (!root_path_buf)
goto out;
root_path = dentry_path(bpmp->debugfs_mirror, root_path_buf,
- sizeof(root_path_buf));
+ root_path_buf_len);
if (IS_ERR(root_path))
goto out;
diff --git a/drivers/gpio/gpio-aspeed-sgpio.c b/drivers/gpio/gpio-aspeed-sgpio.c
index 3d6ef37a7702..b3a9b8488f11 100644
--- a/drivers/gpio/gpio-aspeed-sgpio.c
+++ b/drivers/gpio/gpio-aspeed-sgpio.c
@@ -395,7 +395,7 @@ static void aspeed_sgpio_irq_handler(struct irq_desc *desc)
reg = ioread32(bank_reg(data, bank, reg_irq_status));
for_each_set_bit(p, &reg, 32)
- generic_handle_domain_irq(gc->irq.domain, i * 32 + p * 2);
+ generic_handle_domain_irq(gc->irq.domain, (i * 32 + p) * 2);
}
chained_irq_exit(ic, desc);
diff --git a/drivers/gpio/gpio-dln2.c b/drivers/gpio/gpio-dln2.c
index 026903e3ef54..08b9e2cf4f2d 100644
--- a/drivers/gpio/gpio-dln2.c
+++ b/drivers/gpio/gpio-dln2.c
@@ -46,6 +46,7 @@
struct dln2_gpio {
struct platform_device *pdev;
struct gpio_chip gpio;
+ struct irq_chip irqchip;
/*
* Cache pin direction to save us one transfer, since the hardware has
@@ -383,15 +384,6 @@ static void dln2_irq_bus_unlock(struct irq_data *irqd)
mutex_unlock(&dln2->irq_lock);
}
-static struct irq_chip dln2_gpio_irqchip = {
- .name = "dln2-irq",
- .irq_mask = dln2_irq_mask,
- .irq_unmask = dln2_irq_unmask,
- .irq_set_type = dln2_irq_set_type,
- .irq_bus_lock = dln2_irq_bus_lock,
- .irq_bus_sync_unlock = dln2_irq_bus_unlock,
-};
-
static void dln2_gpio_event(struct platform_device *pdev, u16 echo,
const void *data, int len)
{
@@ -473,8 +465,15 @@ static int dln2_gpio_probe(struct platform_device *pdev)
dln2->gpio.direction_output = dln2_gpio_direction_output;
dln2->gpio.set_config = dln2_gpio_set_config;
+ dln2->irqchip.name = "dln2-irq",
+ dln2->irqchip.irq_mask = dln2_irq_mask,
+ dln2->irqchip.irq_unmask = dln2_irq_unmask,
+ dln2->irqchip.irq_set_type = dln2_irq_set_type,
+ dln2->irqchip.irq_bus_lock = dln2_irq_bus_lock,
+ dln2->irqchip.irq_bus_sync_unlock = dln2_irq_bus_unlock,
+
girq = &dln2->gpio.irq;
- girq->chip = &dln2_gpio_irqchip;
+ girq->chip = &dln2->irqchip;
/* The event comes from the outside so no parent handler */
girq->parent_handler = NULL;
girq->num_parents = 0;
diff --git a/drivers/gpio/gpio-virtio.c b/drivers/gpio/gpio-virtio.c
index 84f96b78f32a..9f4941bc5760 100644
--- a/drivers/gpio/gpio-virtio.c
+++ b/drivers/gpio/gpio-virtio.c
@@ -100,11 +100,7 @@ static int _virtio_gpio_req(struct virtio_gpio *vgpio, u16 type, u16 gpio,
virtqueue_kick(vgpio->request_vq);
mutex_unlock(&vgpio->lock);
- if (!wait_for_completion_timeout(&line->completion, HZ)) {
- dev_err(dev, "GPIO operation timed out\n");
- ret = -ETIMEDOUT;
- goto out;
- }
+ wait_for_completion(&line->completion);
if (unlikely(res->status != VIRTIO_GPIO_STATUS_OK)) {
dev_err(dev, "GPIO request failed: %d\n", gpio);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index b85b67a88a3d..7d67aec6f4a2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1077,6 +1077,7 @@ struct amdgpu_device {
bool runpm;
bool in_runpm;
bool has_pr3;
+ bool is_fw_fb;
bool pm_sysfs_en;
bool ucode_sysfs_en;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 1e651b959141..694c3726e0f4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3166,6 +3166,12 @@ static void amdgpu_device_detect_sriov_bios(struct amdgpu_device *adev)
bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type)
{
switch (asic_type) {
+#ifdef CONFIG_DRM_AMDGPU_SI
+ case CHIP_HAINAN:
+#endif
+ case CHIP_TOPAZ:
+ /* chips with no display hardware */
+ return false;
#if defined(CONFIG_DRM_AMD_DC)
case CHIP_TAHITI:
case CHIP_PITCAIRN:
@@ -4461,7 +4467,7 @@ int amdgpu_device_mode1_reset(struct amdgpu_device *adev)
int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
struct amdgpu_reset_context *reset_context)
{
- int i, j, r = 0;
+ int i, r = 0;
struct amdgpu_job *job = NULL;
bool need_full_reset =
test_bit(AMDGPU_NEED_FULL_RESET, &reset_context->flags);
@@ -4483,15 +4489,8 @@ int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
/*clear job fence from fence drv to avoid force_completion
*leave NULL and vm flush fence in fence drv */
- for (j = 0; j <= ring->fence_drv.num_fences_mask; j++) {
- struct dma_fence *old, **ptr;
+ amdgpu_fence_driver_clear_job_fences(ring);
- ptr = &ring->fence_drv.fences[j];
- old = rcu_dereference_protected(*ptr, 1);
- if (old && test_bit(AMDGPU_FENCE_FLAG_EMBED_IN_JOB_BIT, &old->flags)) {
- RCU_INIT_POINTER(*ptr, NULL);
- }
- }
/* after all hw jobs are reset, hw fence is meaningless, so force_completion */
amdgpu_fence_driver_force_completion(ring);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index ea00090b3fb3..bcc9343353b5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -526,10 +526,15 @@ void amdgpu_discovery_harvest_ip(struct amdgpu_device *adev)
}
}
+union gc_info {
+ struct gc_info_v1_0 v1;
+ struct gc_info_v2_0 v2;
+};
+
int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev)
{
struct binary_header *bhdr;
- struct gc_info_v1_0 *gc_info;
+ union gc_info *gc_info;
if (!adev->mman.discovery_bin) {
DRM_ERROR("ip discovery uninitialized\n");
@@ -537,28 +542,55 @@ int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev)
}
bhdr = (struct binary_header *)adev->mman.discovery_bin;
- gc_info = (struct gc_info_v1_0 *)(adev->mman.discovery_bin +
+ gc_info = (union gc_info *)(adev->mman.discovery_bin +
le16_to_cpu(bhdr->table_list[GC].offset));
-
- adev->gfx.config.max_shader_engines = le32_to_cpu(gc_info->gc_num_se);
- adev->gfx.config.max_cu_per_sh = 2 * (le32_to_cpu(gc_info->gc_num_wgp0_per_sa) +
- le32_to_cpu(gc_info->gc_num_wgp1_per_sa));
- adev->gfx.config.max_sh_per_se = le32_to_cpu(gc_info->gc_num_sa_per_se);
- adev->gfx.config.max_backends_per_se = le32_to_cpu(gc_info->gc_num_rb_per_se);
- adev->gfx.config.max_texture_channel_caches = le32_to_cpu(gc_info->gc_num_gl2c);
- adev->gfx.config.max_gprs = le32_to_cpu(gc_info->gc_num_gprs);
- adev->gfx.config.max_gs_threads = le32_to_cpu(gc_info->gc_num_max_gs_thds);
- adev->gfx.config.gs_vgt_table_depth = le32_to_cpu(gc_info->gc_gs_table_depth);
- adev->gfx.config.gs_prim_buffer_depth = le32_to_cpu(gc_info->gc_gsprim_buff_depth);
- adev->gfx.config.double_offchip_lds_buf = le32_to_cpu(gc_info->gc_double_offchip_lds_buffer);
- adev->gfx.cu_info.wave_front_size = le32_to_cpu(gc_info->gc_wave_size);
- adev->gfx.cu_info.max_waves_per_simd = le32_to_cpu(gc_info->gc_max_waves_per_simd);
- adev->gfx.cu_info.max_scratch_slots_per_cu = le32_to_cpu(gc_info->gc_max_scratch_slots_per_cu);
- adev->gfx.cu_info.lds_size = le32_to_cpu(gc_info->gc_lds_size);
- adev->gfx.config.num_sc_per_sh = le32_to_cpu(gc_info->gc_num_sc_per_se) /
- le32_to_cpu(gc_info->gc_num_sa_per_se);
- adev->gfx.config.num_packer_per_sc = le32_to_cpu(gc_info->gc_num_packer_per_sc);
-
+ switch (gc_info->v1.header.version_major) {
+ case 1:
+ adev->gfx.config.max_shader_engines = le32_to_cpu(gc_info->v1.gc_num_se);
+ adev->gfx.config.max_cu_per_sh = 2 * (le32_to_cpu(gc_info->v1.gc_num_wgp0_per_sa) +
+ le32_to_cpu(gc_info->v1.gc_num_wgp1_per_sa));
+ adev->gfx.config.max_sh_per_se = le32_to_cpu(gc_info->v1.gc_num_sa_per_se);
+ adev->gfx.config.max_backends_per_se = le32_to_cpu(gc_info->v1.gc_num_rb_per_se);
+ adev->gfx.config.max_texture_channel_caches = le32_to_cpu(gc_info->v1.gc_num_gl2c);
+ adev->gfx.config.max_gprs = le32_to_cpu(gc_info->v1.gc_num_gprs);
+ adev->gfx.config.max_gs_threads = le32_to_cpu(gc_info->v1.gc_num_max_gs_thds);
+ adev->gfx.config.gs_vgt_table_depth = le32_to_cpu(gc_info->v1.gc_gs_table_depth);
+ adev->gfx.config.gs_prim_buffer_depth = le32_to_cpu(gc_info->v1.gc_gsprim_buff_depth);
+ adev->gfx.config.double_offchip_lds_buf = le32_to_cpu(gc_info->v1.gc_double_offchip_lds_buffer);
+ adev->gfx.cu_info.wave_front_size = le32_to_cpu(gc_info->v1.gc_wave_size);
+ adev->gfx.cu_info.max_waves_per_simd = le32_to_cpu(gc_info->v1.gc_max_waves_per_simd);
+ adev->gfx.cu_info.max_scratch_slots_per_cu = le32_to_cpu(gc_info->v1.gc_max_scratch_slots_per_cu);
+ adev->gfx.cu_info.lds_size = le32_to_cpu(gc_info->v1.gc_lds_size);
+ adev->gfx.config.num_sc_per_sh = le32_to_cpu(gc_info->v1.gc_num_sc_per_se) /
+ le32_to_cpu(gc_info->v1.gc_num_sa_per_se);
+ adev->gfx.config.num_packer_per_sc = le32_to_cpu(gc_info->v1.gc_num_packer_per_sc);
+ break;
+ case 2:
+ adev->gfx.config.max_shader_engines = le32_to_cpu(gc_info->v2.gc_num_se);
+ adev->gfx.config.max_cu_per_sh = le32_to_cpu(gc_info->v2.gc_num_cu_per_sh);
+ adev->gfx.config.max_sh_per_se = le32_to_cpu(gc_info->v2.gc_num_sh_per_se);
+ adev->gfx.config.max_backends_per_se = le32_to_cpu(gc_info->v2.gc_num_rb_per_se);
+ adev->gfx.config.max_texture_channel_caches = le32_to_cpu(gc_info->v2.gc_num_tccs);
+ adev->gfx.config.max_gprs = le32_to_cpu(gc_info->v2.gc_num_gprs);
+ adev->gfx.config.max_gs_threads = le32_to_cpu(gc_info->v2.gc_num_max_gs_thds);
+ adev->gfx.config.gs_vgt_table_depth = le32_to_cpu(gc_info->v2.gc_gs_table_depth);
+ adev->gfx.config.gs_prim_buffer_depth = le32_to_cpu(gc_info->v2.gc_gsprim_buff_depth);
+ adev->gfx.config.double_offchip_lds_buf = le32_to_cpu(gc_info->v2.gc_double_offchip_lds_buffer);
+ adev->gfx.cu_info.wave_front_size = le32_to_cpu(gc_info->v2.gc_wave_size);
+ adev->gfx.cu_info.max_waves_per_simd = le32_to_cpu(gc_info->v2.gc_max_waves_per_simd);
+ adev->gfx.cu_info.max_scratch_slots_per_cu = le32_to_cpu(gc_info->v2.gc_max_scratch_slots_per_cu);
+ adev->gfx.cu_info.lds_size = le32_to_cpu(gc_info->v2.gc_lds_size);
+ adev->gfx.config.num_sc_per_sh = le32_to_cpu(gc_info->v2.gc_num_sc_per_se) /
+ le32_to_cpu(gc_info->v2.gc_num_sh_per_se);
+ adev->gfx.config.num_packer_per_sc = le32_to_cpu(gc_info->v2.gc_num_packer_per_sc);
+ break;
+ default:
+ dev_err(adev->dev,
+ "Unhandled GC info table %d.%d\n",
+ gc_info->v1.header.version_major,
+ gc_info->v1.header.version_minor);
+ return -EINVAL;
+ }
return 0;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c
index ae6ab93c868b..7444484a12bf 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c
@@ -384,7 +384,7 @@ amdgpu_dma_buf_move_notify(struct dma_buf_attachment *attach)
struct amdgpu_vm_bo_base *bo_base;
int r;
- if (bo->tbo.resource->mem_type == TTM_PL_SYSTEM)
+ if (!bo->tbo.resource || bo->tbo.resource->mem_type == TTM_PL_SYSTEM)
return;
r = ttm_bo_validate(&bo->tbo, &placement, &ctx);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index ad95de6399af..99370bdd8c5b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -39,6 +39,7 @@
#include <linux/mmu_notifier.h>
#include <linux/suspend.h>
#include <linux/cc_platform.h>
+#include <linux/fb.h>
#include "amdgpu.h"
#include "amdgpu_irq.h"
@@ -328,10 +329,11 @@ module_param_named(aspm, amdgpu_aspm, int, 0444);
/**
* DOC: runpm (int)
- * Override for runtime power management control for dGPUs in PX/HG laptops. The amdgpu driver can dynamically power down
- * the dGPU on PX/HG laptops when it is idle. The default is -1 (auto enable). Setting the value to 0 disables this functionality.
+ * Override for runtime power management control for dGPUs. The amdgpu driver can dynamically power down
+ * the dGPUs when they are idle if supported. The default is -1 (auto enable).
+ * Setting the value to 0 disables this functionality.
*/
-MODULE_PARM_DESC(runpm, "PX runtime pm (2 = force enable with BAMACO, 1 = force enable with BACO, 0 = disable, -1 = PX only default)");
+MODULE_PARM_DESC(runpm, "PX runtime pm (2 = force enable with BAMACO, 1 = force enable with BACO, 0 = disable, -1 = auto)");
module_param_named(runpm, amdgpu_runtime_pm, int, 0444);
/**
@@ -1889,6 +1891,26 @@ MODULE_DEVICE_TABLE(pci, pciidlist);
static const struct drm_driver amdgpu_kms_driver;
+static bool amdgpu_is_fw_framebuffer(resource_size_t base,
+ resource_size_t size)
+{
+ bool found = false;
+#if IS_REACHABLE(CONFIG_FB)
+ struct apertures_struct *a;
+
+ a = alloc_apertures(1);
+ if (!a)
+ return false;
+
+ a->ranges[0].base = base;
+ a->ranges[0].size = size;
+
+ found = is_firmware_framebuffer(a);
+ kfree(a);
+#endif
+ return found;
+}
+
static int amdgpu_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
@@ -1897,6 +1919,8 @@ static int amdgpu_pci_probe(struct pci_dev *pdev,
unsigned long flags = ent->driver_data;
int ret, retry = 0, i;
bool supports_atomic = false;
+ bool is_fw_fb;
+ resource_size_t base, size;
/* skip devices which are owned by radeon */
for (i = 0; i < ARRAY_SIZE(amdgpu_unsupported_pciidlist); i++) {
@@ -1965,6 +1989,10 @@ static int amdgpu_pci_probe(struct pci_dev *pdev,
}
#endif
+ base = pci_resource_start(pdev, 0);
+ size = pci_resource_len(pdev, 0);
+ is_fw_fb = amdgpu_is_fw_framebuffer(base, size);
+
/* Get rid of things like offb */
ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &amdgpu_kms_driver);
if (ret)
@@ -1977,6 +2005,7 @@ static int amdgpu_pci_probe(struct pci_dev *pdev,
adev->dev = &pdev->dev;
adev->pdev = pdev;
ddev = adev_to_drm(adev);
+ adev->is_fw_fb = is_fw_fb;
if (!supports_atomic)
ddev->driver_features &= ~DRIVER_ATOMIC;
@@ -2153,7 +2182,10 @@ static int amdgpu_pmops_suspend(struct device *dev)
adev->in_s3 = true;
r = amdgpu_device_suspend(drm_dev, true);
adev->in_s3 = false;
-
+ if (r)
+ return r;
+ if (!adev->in_s0ix)
+ r = amdgpu_asic_reset(adev);
return r;
}
@@ -2234,12 +2266,27 @@ static int amdgpu_pmops_runtime_suspend(struct device *dev)
if (amdgpu_device_supports_px(drm_dev))
drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
+ /*
+ * By setting mp1_state as PP_MP1_STATE_UNLOAD, MP1 will do some
+ * proper cleanups and put itself into a state ready for PNP. That
+ * can address some random resuming failure observed on BOCO capable
+ * platforms.
+ * TODO: this may be also needed for PX capable platform.
+ */
+ if (amdgpu_device_supports_boco(drm_dev))
+ adev->mp1_state = PP_MP1_STATE_UNLOAD;
+
ret = amdgpu_device_suspend(drm_dev, false);
if (ret) {
adev->in_runpm = false;
+ if (amdgpu_device_supports_boco(drm_dev))
+ adev->mp1_state = PP_MP1_STATE_NONE;
return ret;
}
+ if (amdgpu_device_supports_boco(drm_dev))
+ adev->mp1_state = PP_MP1_STATE_NONE;
+
if (amdgpu_device_supports_px(drm_dev)) {
/* Only need to handle PCI state in the driver for ATPX
* PCI core handles it for _PR3.
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
index 3b7e86ea7167..45977a72b5dd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
@@ -77,11 +77,13 @@ void amdgpu_fence_slab_fini(void)
* Cast helper
*/
static const struct dma_fence_ops amdgpu_fence_ops;
+static const struct dma_fence_ops amdgpu_job_fence_ops;
static inline struct amdgpu_fence *to_amdgpu_fence(struct dma_fence *f)
{
struct amdgpu_fence *__f = container_of(f, struct amdgpu_fence, base);
- if (__f->base.ops == &amdgpu_fence_ops)
+ if (__f->base.ops == &amdgpu_fence_ops ||
+ __f->base.ops == &amdgpu_job_fence_ops)
return __f;
return NULL;
@@ -158,19 +160,18 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **f, struct amd
}
seq = ++ring->fence_drv.sync_seq;
- if (job != NULL && job->job_run_counter) {
+ if (job && job->job_run_counter) {
/* reinit seq for resubmitted jobs */
fence->seqno = seq;
} else {
- dma_fence_init(fence, &amdgpu_fence_ops,
- &ring->fence_drv.lock,
- adev->fence_context + ring->idx,
- seq);
- }
-
- if (job != NULL) {
- /* mark this fence has a parent job */
- set_bit(AMDGPU_FENCE_FLAG_EMBED_IN_JOB_BIT, &fence->flags);
+ if (job)
+ dma_fence_init(fence, &amdgpu_job_fence_ops,
+ &ring->fence_drv.lock,
+ adev->fence_context + ring->idx, seq);
+ else
+ dma_fence_init(fence, &amdgpu_fence_ops,
+ &ring->fence_drv.lock,
+ adev->fence_context + ring->idx, seq);
}
amdgpu_ring_emit_fence(ring, ring->fence_drv.gpu_addr,
@@ -546,9 +547,6 @@ void amdgpu_fence_driver_hw_fini(struct amdgpu_device *adev)
if (!ring || !ring->fence_drv.initialized)
continue;
- if (!ring->no_scheduler)
- drm_sched_stop(&ring->sched, NULL);
-
/* You can't wait for HW to signal if it's gone */
if (!drm_dev_is_unplugged(adev_to_drm(adev)))
r = amdgpu_fence_wait_empty(ring);
@@ -608,11 +606,6 @@ void amdgpu_fence_driver_hw_init(struct amdgpu_device *adev)
if (!ring || !ring->fence_drv.initialized)
continue;
- if (!ring->no_scheduler) {
- drm_sched_resubmit_jobs(&ring->sched);
- drm_sched_start(&ring->sched, true);
- }
-
/* enable the interrupt */
if (ring->fence_drv.irq_src)
amdgpu_irq_get(adev, ring->fence_drv.irq_src,
@@ -621,6 +614,25 @@ void amdgpu_fence_driver_hw_init(struct amdgpu_device *adev)
}
/**
+ * amdgpu_fence_driver_clear_job_fences - clear job embedded fences of ring
+ *
+ * @ring: fence of the ring to be cleared
+ *
+ */
+void amdgpu_fence_driver_clear_job_fences(struct amdgpu_ring *ring)
+{
+ int i;
+ struct dma_fence *old, **ptr;
+
+ for (i = 0; i <= ring->fence_drv.num_fences_mask; i++) {
+ ptr = &ring->fence_drv.fences[i];
+ old = rcu_dereference_protected(*ptr, 1);
+ if (old && old->ops == &amdgpu_job_fence_ops)
+ RCU_INIT_POINTER(*ptr, NULL);
+ }
+}
+
+/**
* amdgpu_fence_driver_force_completion - force signal latest fence of ring
*
* @ring: fence of the ring to signal
@@ -643,16 +655,14 @@ static const char *amdgpu_fence_get_driver_name(struct dma_fence *fence)
static const char *amdgpu_fence_get_timeline_name(struct dma_fence *f)
{
- struct amdgpu_ring *ring;
+ return (const char *)to_amdgpu_fence(f)->ring->name;
+}
- if (test_bit(AMDGPU_FENCE_FLAG_EMBED_IN_JOB_BIT, &f->flags)) {
- struct amdgpu_job *job = container_of(f, struct amdgpu_job, hw_fence);
+static const char *amdgpu_job_fence_get_timeline_name(struct dma_fence *f)
+{
+ struct amdgpu_job *job = container_of(f, struct amdgpu_job, hw_fence);
- ring = to_amdgpu_ring(job->base.sched);
- } else {
- ring = to_amdgpu_fence(f)->ring;
- }
- return (const char *)ring->name;
+ return (const char *)to_amdgpu_ring(job->base.sched)->name;
}
/**
@@ -665,18 +675,25 @@ static const char *amdgpu_fence_get_timeline_name(struct dma_fence *f)
*/
static bool amdgpu_fence_enable_signaling(struct dma_fence *f)
{
- struct amdgpu_ring *ring;
+ if (!timer_pending(&to_amdgpu_fence(f)->ring->fence_drv.fallback_timer))
+ amdgpu_fence_schedule_fallback(to_amdgpu_fence(f)->ring);
- if (test_bit(AMDGPU_FENCE_FLAG_EMBED_IN_JOB_BIT, &f->flags)) {
- struct amdgpu_job *job = container_of(f, struct amdgpu_job, hw_fence);
+ return true;
+}
- ring = to_amdgpu_ring(job->base.sched);
- } else {
- ring = to_amdgpu_fence(f)->ring;
- }
+/**
+ * amdgpu_job_fence_enable_signaling - enable signalling on job fence
+ * @f: fence
+ *
+ * This is the simliar function with amdgpu_fence_enable_signaling above, it
+ * only handles the job embedded fence.
+ */
+static bool amdgpu_job_fence_enable_signaling(struct dma_fence *f)
+{
+ struct amdgpu_job *job = container_of(f, struct amdgpu_job, hw_fence);
- if (!timer_pending(&ring->fence_drv.fallback_timer))
- amdgpu_fence_schedule_fallback(ring);
+ if (!timer_pending(&to_amdgpu_ring(job->base.sched)->fence_drv.fallback_timer))
+ amdgpu_fence_schedule_fallback(to_amdgpu_ring(job->base.sched));
return true;
}
@@ -692,19 +709,23 @@ static void amdgpu_fence_free(struct rcu_head *rcu)
{
struct dma_fence *f = container_of(rcu, struct dma_fence, rcu);
- if (test_bit(AMDGPU_FENCE_FLAG_EMBED_IN_JOB_BIT, &f->flags)) {
- /* free job if fence has a parent job */
- struct amdgpu_job *job;
-
- job = container_of(f, struct amdgpu_job, hw_fence);
- kfree(job);
- } else {
/* free fence_slab if it's separated fence*/
- struct amdgpu_fence *fence;
+ kmem_cache_free(amdgpu_fence_slab, to_amdgpu_fence(f));
+}
- fence = to_amdgpu_fence(f);
- kmem_cache_free(amdgpu_fence_slab, fence);
- }
+/**
+ * amdgpu_job_fence_free - free up the job with embedded fence
+ *
+ * @rcu: RCU callback head
+ *
+ * Free up the job with embedded fence after the RCU grace period.
+ */
+static void amdgpu_job_fence_free(struct rcu_head *rcu)
+{
+ struct dma_fence *f = container_of(rcu, struct dma_fence, rcu);
+
+ /* free job if fence has a parent job */
+ kfree(container_of(f, struct amdgpu_job, hw_fence));
}
/**
@@ -720,6 +741,19 @@ static void amdgpu_fence_release(struct dma_fence *f)
call_rcu(&f->rcu, amdgpu_fence_free);
}
+/**
+ * amdgpu_job_fence_release - callback that job embedded fence can be freed
+ *
+ * @f: fence
+ *
+ * This is the simliar function with amdgpu_fence_release above, it
+ * only handles the job embedded fence.
+ */
+static void amdgpu_job_fence_release(struct dma_fence *f)
+{
+ call_rcu(&f->rcu, amdgpu_job_fence_free);
+}
+
static const struct dma_fence_ops amdgpu_fence_ops = {
.get_driver_name = amdgpu_fence_get_driver_name,
.get_timeline_name = amdgpu_fence_get_timeline_name,
@@ -727,6 +761,12 @@ static const struct dma_fence_ops amdgpu_fence_ops = {
.release = amdgpu_fence_release,
};
+static const struct dma_fence_ops amdgpu_job_fence_ops = {
+ .get_driver_name = amdgpu_fence_get_driver_name,
+ .get_timeline_name = amdgpu_job_fence_get_timeline_name,
+ .enable_signaling = amdgpu_job_fence_enable_signaling,
+ .release = amdgpu_job_fence_release,
+};
/*
* Fence debugfs
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 651c7abfde03..09ad17944eb2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -206,6 +206,12 @@ int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags)
adev->runpm = true;
break;
}
+ /* XXX: disable runtime pm if we are the primary adapter
+ * to avoid displays being re-enabled after DPMS.
+ * This needs to be sorted out and fixed properly.
+ */
+ if (adev->is_fw_fb)
+ adev->runpm = false;
if (adev->runpm)
dev_info(adev->dev, "Using BACO for runtime pm\n");
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
index 4d380e79752c..fae7d185ad0d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
@@ -53,9 +53,6 @@ enum amdgpu_ring_priority_level {
#define AMDGPU_FENCE_FLAG_INT (1 << 1)
#define AMDGPU_FENCE_FLAG_TC_WB_ONLY (1 << 2)
-/* fence flag bit to indicate the face is embedded in job*/
-#define AMDGPU_FENCE_FLAG_EMBED_IN_JOB_BIT (DMA_FENCE_FLAG_USER_BITS + 1)
-
#define to_amdgpu_ring(s) container_of((s), struct amdgpu_ring, sched)
#define AMDGPU_IB_POOL_SIZE (1024 * 1024)
@@ -114,6 +111,7 @@ struct amdgpu_fence_driver {
struct dma_fence **fences;
};
+void amdgpu_fence_driver_clear_job_fences(struct amdgpu_ring *ring);
void amdgpu_fence_driver_force_completion(struct amdgpu_ring *ring);
int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring,
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index b305fd39874f..edb3e3b08eed 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -3070,8 +3070,8 @@ static void gfx_v9_0_init_pg(struct amdgpu_device *adev)
AMD_PG_SUPPORT_CP |
AMD_PG_SUPPORT_GDS |
AMD_PG_SUPPORT_RLC_SMU_HS)) {
- WREG32(mmRLC_JUMP_TABLE_RESTORE,
- adev->gfx.rlc.cp_table_gpu_addr >> 8);
+ WREG32_SOC15(GC, 0, mmRLC_JUMP_TABLE_RESTORE,
+ adev->gfx.rlc.cp_table_gpu_addr >> 8);
gfx_v9_0_init_gfx_power_gating(adev);
}
}
diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
index 480e41847d7c..ec4d5e15b766 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
@@ -162,7 +162,6 @@ static void gfxhub_v1_0_init_tlb_regs(struct amdgpu_device *adev)
ENABLE_ADVANCED_DRIVER_MODEL, 1);
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
- tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ECO_BITS, 0);
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
MTYPE, MTYPE_UC);/* XXX for emulation. */
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ATC_EN, 1);
diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
index 14c1c1a297dd..6e0ace2fbfab 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
@@ -196,7 +196,6 @@ static void gfxhub_v2_0_init_tlb_regs(struct amdgpu_device *adev)
ENABLE_ADVANCED_DRIVER_MODEL, 1);
tmp = REG_SET_FIELD(tmp, GCMC_VM_MX_L1_TLB_CNTL,
SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
- tmp = REG_SET_FIELD(tmp, GCMC_VM_MX_L1_TLB_CNTL, ECO_BITS, 0);
tmp = REG_SET_FIELD(tmp, GCMC_VM_MX_L1_TLB_CNTL,
MTYPE, MTYPE_UC); /* UC, uncached */
diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
index e80d1dc43079..b4eddf6e98a6 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
@@ -197,7 +197,6 @@ static void gfxhub_v2_1_init_tlb_regs(struct amdgpu_device *adev)
ENABLE_ADVANCED_DRIVER_MODEL, 1);
tmp = REG_SET_FIELD(tmp, GCMC_VM_MX_L1_TLB_CNTL,
SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
- tmp = REG_SET_FIELD(tmp, GCMC_VM_MX_L1_TLB_CNTL, ECO_BITS, 0);
tmp = REG_SET_FIELD(tmp, GCMC_VM_MX_L1_TLB_CNTL,
MTYPE, MTYPE_UC); /* UC, uncached */
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index cb82404df534..d84523cf5f75 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1808,6 +1808,14 @@ static int gmc_v9_0_hw_fini(void *handle)
return 0;
}
+ /*
+ * Pair the operations did in gmc_v9_0_hw_init and thus maintain
+ * a correct cached state for GMC. Otherwise, the "gate" again
+ * operation on S3 resuming will fail due to wrong cached state.
+ */
+ if (adev->mmhub.funcs->update_power_gating)
+ adev->mmhub.funcs->update_power_gating(adev, false);
+
amdgpu_irq_put(adev, &adev->gmc.ecc_irq, 0);
amdgpu_irq_put(adev, &adev->gmc.vm_fault, 0);
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
index a99953833820..1da2ec692057 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
@@ -145,7 +145,6 @@ static void mmhub_v1_0_init_tlb_regs(struct amdgpu_device *adev)
ENABLE_ADVANCED_DRIVER_MODEL, 1);
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
- tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ECO_BITS, 0);
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
MTYPE, MTYPE_UC);/* XXX for emulation. */
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ATC_EN, 1);
@@ -302,10 +301,10 @@ static void mmhub_v1_0_update_power_gating(struct amdgpu_device *adev,
if (amdgpu_sriov_vf(adev))
return;
- if (enable && adev->pg_flags & AMD_PG_SUPPORT_MMHUB) {
- amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GMC, true);
-
- }
+ if (adev->pg_flags & AMD_PG_SUPPORT_MMHUB)
+ amdgpu_dpm_set_powergating_by_smu(adev,
+ AMD_IP_BLOCK_TYPE_GMC,
+ enable);
}
static int mmhub_v1_0_gart_enable(struct amdgpu_device *adev)
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
index f80a14a1b82d..f5f7181f9af5 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
@@ -165,7 +165,6 @@ static void mmhub_v1_7_init_tlb_regs(struct amdgpu_device *adev)
ENABLE_ADVANCED_DRIVER_MODEL, 1);
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
- tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ECO_BITS, 0);
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL,
MTYPE, MTYPE_UC);/* XXX for emulation. */
tmp = REG_SET_FIELD(tmp, MC_VM_MX_L1_TLB_CNTL, ATC_EN, 1);
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
index 25f8e93e5ec3..3718ff610ab2 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
@@ -267,7 +267,6 @@ static void mmhub_v2_0_init_tlb_regs(struct amdgpu_device *adev)
ENABLE_ADVANCED_DRIVER_MODEL, 1);
tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL,
SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
- tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL, ECO_BITS, 0);
tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL,
MTYPE, MTYPE_UC); /* UC, uncached */
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
index a11d60ec6321..9e16da28505a 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
@@ -194,7 +194,6 @@ static void mmhub_v2_3_init_tlb_regs(struct amdgpu_device *adev)
ENABLE_ADVANCED_DRIVER_MODEL, 1);
tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL,
SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
- tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL, ECO_BITS, 0);
tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL,
MTYPE, MTYPE_UC); /* UC, uncached */
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
index c4ef822bbe8c..ff49eeaf7882 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
@@ -190,8 +190,6 @@ static void mmhub_v9_4_init_tlb_regs(struct amdgpu_device *adev, int hubid)
tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
- ECO_BITS, 0);
- tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
MTYPE, MTYPE_UC);/* XXX for emulation. */
tmp = REG_SET_FIELD(tmp, VMSHAREDVC0_MC_VM_MX_L1_TLB_CNTL,
ATC_EN, 1);
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
index d54d720b3cf6..3799226defc0 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
@@ -246,6 +246,13 @@ static int vcn_v1_0_suspend(void *handle)
{
int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ bool idle_work_unexecuted;
+
+ idle_work_unexecuted = cancel_delayed_work_sync(&adev->vcn.idle_work);
+ if (idle_work_unexecuted) {
+ if (adev->pm.dpm_enabled)
+ amdgpu_dpm_enable_uvd(adev, false);
+ }
r = vcn_v1_0_hw_fini(adev);
if (r)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 122dae1a1813..e727f1dd2a9a 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1051,6 +1051,11 @@ static int dm_dmub_hw_init(struct amdgpu_device *adev)
return 0;
}
+ /* Reset DMCUB if it was previously running - before we overwrite its memory. */
+ status = dmub_srv_hw_reset(dmub_srv);
+ if (status != DMUB_STATUS_OK)
+ DRM_WARN("Error resetting DMUB HW: %d\n", status);
+
hdr = (const struct dmcub_firmware_header_v1_0 *)dmub_fw->data;
fw_inst_const = dmub_fw->data +
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
index f4c9a458ace8..9df38e2ee4f4 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
@@ -158,6 +158,7 @@ static void dcn31_update_clocks(struct clk_mgr *clk_mgr_base,
union display_idle_optimization_u idle_info = { 0 };
idle_info.idle_info.df_request_disabled = 1;
idle_info.idle_info.phy_ref_clk_off = 1;
+ idle_info.idle_info.s0i2_rdy = 1;
dcn31_smu_set_display_idle_optimization(clk_mgr, idle_info.data);
/* update power state */
clk_mgr_base->clks.pwr_state = DCN_PWR_STATE_LOW_POWER;
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index c8457babfdea..c0bdc23702c8 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -3945,12 +3945,9 @@ static void update_psp_stream_config(struct pipe_ctx *pipe_ctx, bool dpms_off)
config.dig_be = pipe_ctx->stream->link->link_enc_hw_inst;
#if defined(CONFIG_DRM_AMD_DC_DCN)
config.stream_enc_idx = pipe_ctx->stream_res.stream_enc->id - ENGINE_ID_DIGA;
-
+
if (pipe_ctx->stream->link->ep_type == DISPLAY_ENDPOINT_PHY ||
pipe_ctx->stream->link->ep_type == DISPLAY_ENDPOINT_USB4_DPIA) {
- link_enc = pipe_ctx->stream->link->link_enc;
- config.dio_output_type = pipe_ctx->stream->link->ep_type;
- config.dio_output_idx = link_enc->transmitter - TRANSMITTER_UNIPHY_A;
if (pipe_ctx->stream->link->ep_type == DISPLAY_ENDPOINT_PHY)
link_enc = pipe_ctx->stream->link->link_enc;
else if (pipe_ctx->stream->link->ep_type == DISPLAY_ENDPOINT_USB4_DPIA)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_init.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_init.c
index 34001a30d449..10e613ec7d24 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_init.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_init.c
@@ -78,6 +78,7 @@ static const struct hw_sequencer_funcs dcn10_funcs = {
.get_clock = dcn10_get_clock,
.get_vupdate_offset_from_vsync = dcn10_get_vupdate_offset_from_vsync,
.calc_vupdate_position = dcn10_calc_vupdate_position,
+ .power_down = dce110_power_down,
.set_backlight_level = dce110_set_backlight_level,
.set_abm_immediate_disable = dce110_set_abm_immediate_disable,
.set_pipe = dce110_set_pipe,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index 3883f918b3bb..83f5d9aaffcb 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -1069,7 +1069,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.timing_trace = false,
.clock_trace = true,
.disable_pplib_clock_request = true,
- .pipe_split_policy = MPC_SPLIT_AVOID_MULT_DISP,
+ .pipe_split_policy = MPC_SPLIT_DYNAMIC,
.force_single_disp_pipe_split = false,
.disable_dcc = DCC_ENABLE,
.vsr_support = true,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.c
index 0fa381088d1d..faec0297ec0a 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_resource.c
@@ -603,7 +603,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.timing_trace = false,
.clock_trace = true,
.disable_pplib_clock_request = true,
- .pipe_split_policy = MPC_SPLIT_AVOID,
+ .pipe_split_policy = MPC_SPLIT_DYNAMIC,
.force_single_disp_pipe_split = false,
.disable_dcc = DCC_ENABLE,
.vsr_support = true,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
index d452a0d1777e..79313d1ab5d9 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
@@ -874,7 +874,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.clock_trace = true,
.disable_pplib_clock_request = true,
.min_disp_clk_khz = 100000,
- .pipe_split_policy = MPC_SPLIT_AVOID_MULT_DISP,
+ .pipe_split_policy = MPC_SPLIT_DYNAMIC,
.force_single_disp_pipe_split = false,
.disable_dcc = DCC_ENABLE,
.vsr_support = true,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c
index 79a66e0c4303..98852b586295 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c
@@ -840,7 +840,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.timing_trace = false,
.clock_trace = true,
.disable_pplib_clock_request = true,
- .pipe_split_policy = MPC_SPLIT_AVOID_MULT_DISP,
+ .pipe_split_policy = MPC_SPLIT_DYNAMIC,
.force_single_disp_pipe_split = false,
.disable_dcc = DCC_ENABLE,
.vsr_support = true,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c b/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c
index fbaa03f26d8b..e472b729d869 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c
@@ -686,7 +686,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.disable_clock_gate = true,
.disable_pplib_clock_request = true,
.disable_pplib_wm_range = true,
- .pipe_split_policy = MPC_SPLIT_AVOID_MULT_DISP,
+ .pipe_split_policy = MPC_SPLIT_DYNAMIC,
.force_single_disp_pipe_split = false,
.disable_dcc = DCC_ENABLE,
.vsr_support = true,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c b/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c
index fcf96cf08c76..16e7059393fa 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c
@@ -211,7 +211,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.timing_trace = false,
.clock_trace = true,
.disable_pplib_clock_request = true,
- .pipe_split_policy = MPC_SPLIT_AVOID_MULT_DISP,
+ .pipe_split_policy = MPC_SPLIT_DYNAMIC,
.force_single_disp_pipe_split = false,
.disable_dcc = DCC_ENABLE,
.vsr_support = true,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c b/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c
index 4a9b64023675..87cec14b7870 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c
@@ -193,7 +193,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.timing_trace = false,
.clock_trace = true,
.disable_pplib_clock_request = true,
- .pipe_split_policy = MPC_SPLIT_AVOID_MULT_DISP,
+ .pipe_split_policy = MPC_SPLIT_DYNAMIC,
.force_single_disp_pipe_split = false,
.disable_dcc = DCC_ENABLE,
.vsr_support = true,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c
index 05335a8c3c2d..17e2f2bb29ec 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c
@@ -101,6 +101,8 @@ static const struct hw_sequencer_funcs dcn31_funcs = {
.z10_restore = dcn31_z10_restore,
.z10_save_init = dcn31_z10_save_init,
.set_disp_pattern_generator = dcn30_set_disp_pattern_generator,
+ .optimize_pwr_state = dcn21_optimize_pwr_state,
+ .exit_optimized_pwr_state = dcn21_exit_optimized_pwr_state,
.update_visual_confirm_color = dcn20_update_visual_confirm_color,
};
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
index 18896294ae12..27afbe6ec0fe 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c
@@ -355,6 +355,14 @@ static const struct dce110_clk_src_regs clk_src_regs[] = {
clk_src_regs(3, D),
clk_src_regs(4, E)
};
+/*pll_id being rempped in dmub, in driver it is logical instance*/
+static const struct dce110_clk_src_regs clk_src_regs_b0[] = {
+ clk_src_regs(0, A),
+ clk_src_regs(1, B),
+ clk_src_regs(2, F),
+ clk_src_regs(3, G),
+ clk_src_regs(4, E)
+};
static const struct dce110_clk_src_shift cs_shift = {
CS_COMMON_MASK_SH_LIST_DCN2_0(__SHIFT)
@@ -994,7 +1002,7 @@ static const struct dc_debug_options debug_defaults_drv = {
.timing_trace = false,
.clock_trace = true,
.disable_pplib_clock_request = false,
- .pipe_split_policy = MPC_SPLIT_AVOID,
+ .pipe_split_policy = MPC_SPLIT_DYNAMIC,
.force_single_disp_pipe_split = false,
.disable_dcc = DCC_ENABLE,
.vsr_support = true,
@@ -2276,14 +2284,27 @@ static bool dcn31_resource_construct(
dcn30_clock_source_create(ctx, ctx->dc_bios,
CLOCK_SOURCE_COMBO_PHY_PLL1,
&clk_src_regs[1], false);
- pool->base.clock_sources[DCN31_CLK_SRC_PLL2] =
+ /*move phypllx_pixclk_resync to dmub next*/
+ if (dc->ctx->asic_id.hw_internal_rev == YELLOW_CARP_B0) {
+ pool->base.clock_sources[DCN31_CLK_SRC_PLL2] =
+ dcn30_clock_source_create(ctx, ctx->dc_bios,
+ CLOCK_SOURCE_COMBO_PHY_PLL2,
+ &clk_src_regs_b0[2], false);
+ pool->base.clock_sources[DCN31_CLK_SRC_PLL3] =
+ dcn30_clock_source_create(ctx, ctx->dc_bios,
+ CLOCK_SOURCE_COMBO_PHY_PLL3,
+ &clk_src_regs_b0[3], false);
+ } else {
+ pool->base.clock_sources[DCN31_CLK_SRC_PLL2] =
dcn30_clock_source_create(ctx, ctx->dc_bios,
CLOCK_SOURCE_COMBO_PHY_PLL2,
&clk_src_regs[2], false);
- pool->base.clock_sources[DCN31_CLK_SRC_PLL3] =
+ pool->base.clock_sources[DCN31_CLK_SRC_PLL3] =
dcn30_clock_source_create(ctx, ctx->dc_bios,
CLOCK_SOURCE_COMBO_PHY_PLL3,
&clk_src_regs[3], false);
+ }
+
pool->base.clock_sources[DCN31_CLK_SRC_PLL4] =
dcn30_clock_source_create(ctx, ctx->dc_bios,
CLOCK_SOURCE_COMBO_PHY_PLL4,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.h b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.h
index 416fe7a721d8..a513363b3326 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.h
@@ -49,4 +49,35 @@ struct resource_pool *dcn31_create_resource_pool(
const struct dc_init_data *init_data,
struct dc *dc);
+/*temp: B0 specific before switch to dcn313 headers*/
+#ifndef regPHYPLLF_PIXCLK_RESYNC_CNTL
+#define regPHYPLLF_PIXCLK_RESYNC_CNTL 0x007e
+#define regPHYPLLF_PIXCLK_RESYNC_CNTL_BASE_IDX 1
+#define regPHYPLLG_PIXCLK_RESYNC_CNTL 0x005f
+#define regPHYPLLG_PIXCLK_RESYNC_CNTL_BASE_IDX 1
+
+//PHYPLLF_PIXCLK_RESYNC_CNTL
+#define PHYPLLF_PIXCLK_RESYNC_CNTL__PHYPLLF_PIXCLK_RESYNC_ENABLE__SHIFT 0x0
+#define PHYPLLF_PIXCLK_RESYNC_CNTL__PHYPLLF_DEEP_COLOR_DTO_ENABLE_STATUS__SHIFT 0x1
+#define PHYPLLF_PIXCLK_RESYNC_CNTL__PHYPLLF_DCCG_DEEP_COLOR_CNTL__SHIFT 0x4
+#define PHYPLLF_PIXCLK_RESYNC_CNTL__PHYPLLF_PIXCLK_ENABLE__SHIFT 0x8
+#define PHYPLLF_PIXCLK_RESYNC_CNTL__PHYPLLF_PIXCLK_DOUBLE_RATE_ENABLE__SHIFT 0x9
+#define PHYPLLF_PIXCLK_RESYNC_CNTL__PHYPLLF_PIXCLK_RESYNC_ENABLE_MASK 0x00000001L
+#define PHYPLLF_PIXCLK_RESYNC_CNTL__PHYPLLF_DEEP_COLOR_DTO_ENABLE_STATUS_MASK 0x00000002L
+#define PHYPLLF_PIXCLK_RESYNC_CNTL__PHYPLLF_DCCG_DEEP_COLOR_CNTL_MASK 0x00000030L
+#define PHYPLLF_PIXCLK_RESYNC_CNTL__PHYPLLF_PIXCLK_ENABLE_MASK 0x00000100L
+#define PHYPLLF_PIXCLK_RESYNC_CNTL__PHYPLLF_PIXCLK_DOUBLE_RATE_ENABLE_MASK 0x00000200L
+
+//PHYPLLG_PIXCLK_RESYNC_CNTL
+#define PHYPLLG_PIXCLK_RESYNC_CNTL__PHYPLLG_PIXCLK_RESYNC_ENABLE__SHIFT 0x0
+#define PHYPLLG_PIXCLK_RESYNC_CNTL__PHYPLLG_DEEP_COLOR_DTO_ENABLE_STATUS__SHIFT 0x1
+#define PHYPLLG_PIXCLK_RESYNC_CNTL__PHYPLLG_DCCG_DEEP_COLOR_CNTL__SHIFT 0x4
+#define PHYPLLG_PIXCLK_RESYNC_CNTL__PHYPLLG_PIXCLK_ENABLE__SHIFT 0x8
+#define PHYPLLG_PIXCLK_RESYNC_CNTL__PHYPLLG_PIXCLK_DOUBLE_RATE_ENABLE__SHIFT 0x9
+#define PHYPLLG_PIXCLK_RESYNC_CNTL__PHYPLLG_PIXCLK_RESYNC_ENABLE_MASK 0x00000001L
+#define PHYPLLG_PIXCLK_RESYNC_CNTL__PHYPLLG_DEEP_COLOR_DTO_ENABLE_STATUS_MASK 0x00000002L
+#define PHYPLLG_PIXCLK_RESYNC_CNTL__PHYPLLG_DCCG_DEEP_COLOR_CNTL_MASK 0x00000030L
+#define PHYPLLG_PIXCLK_RESYNC_CNTL__PHYPLLG_PIXCLK_ENABLE_MASK 0x00000100L
+#define PHYPLLG_PIXCLK_RESYNC_CNTL__PHYPLLG_PIXCLK_DOUBLE_RATE_ENABLE_MASK 0x00000200L
+#endif
#endif /* _DCN31_RESOURCE_H_ */
diff --git a/drivers/gpu/drm/amd/include/discovery.h b/drivers/gpu/drm/amd/include/discovery.h
index 7ec4331e67f2..a486769b66c6 100644
--- a/drivers/gpu/drm/amd/include/discovery.h
+++ b/drivers/gpu/drm/amd/include/discovery.h
@@ -143,6 +143,55 @@ struct gc_info_v1_0 {
uint32_t gc_num_gl2a;
};
+struct gc_info_v1_1 {
+ struct gpu_info_header header;
+
+ uint32_t gc_num_se;
+ uint32_t gc_num_wgp0_per_sa;
+ uint32_t gc_num_wgp1_per_sa;
+ uint32_t gc_num_rb_per_se;
+ uint32_t gc_num_gl2c;
+ uint32_t gc_num_gprs;
+ uint32_t gc_num_max_gs_thds;
+ uint32_t gc_gs_table_depth;
+ uint32_t gc_gsprim_buff_depth;
+ uint32_t gc_parameter_cache_depth;
+ uint32_t gc_double_offchip_lds_buffer;
+ uint32_t gc_wave_size;
+ uint32_t gc_max_waves_per_simd;
+ uint32_t gc_max_scratch_slots_per_cu;
+ uint32_t gc_lds_size;
+ uint32_t gc_num_sc_per_se;
+ uint32_t gc_num_sa_per_se;
+ uint32_t gc_num_packer_per_sc;
+ uint32_t gc_num_gl2a;
+ uint32_t gc_num_tcp_per_sa;
+ uint32_t gc_num_sdp_interface;
+ uint32_t gc_num_tcps;
+};
+
+struct gc_info_v2_0 {
+ struct gpu_info_header header;
+
+ uint32_t gc_num_se;
+ uint32_t gc_num_cu_per_sh;
+ uint32_t gc_num_sh_per_se;
+ uint32_t gc_num_rb_per_se;
+ uint32_t gc_num_tccs;
+ uint32_t gc_num_gprs;
+ uint32_t gc_num_max_gs_thds;
+ uint32_t gc_gs_table_depth;
+ uint32_t gc_gsprim_buff_depth;
+ uint32_t gc_parameter_cache_depth;
+ uint32_t gc_double_offchip_lds_buffer;
+ uint32_t gc_wave_size;
+ uint32_t gc_max_waves_per_simd;
+ uint32_t gc_max_scratch_slots_per_cu;
+ uint32_t gc_lds_size;
+ uint32_t gc_num_sc_per_se;
+ uint32_t gc_num_packer_per_sc;
+};
+
typedef struct harvest_info_header {
uint32_t signature; /* Table Signature */
uint32_t version; /* Table Version */
diff --git a/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c
index 8d796ed3b7d1..619f8d305292 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c
@@ -1328,7 +1328,12 @@ static int pp_set_powergating_by_smu(void *handle,
pp_dpm_powergate_vce(handle, gate);
break;
case AMD_IP_BLOCK_TYPE_GMC:
- pp_dpm_powergate_mmhub(handle);
+ /*
+ * For now, this is only used on PICASSO.
+ * And only "gate" operation is supported.
+ */
+ if (gate)
+ pp_dpm_powergate_mmhub(handle);
break;
case AMD_IP_BLOCK_TYPE_GFX:
ret = pp_dpm_powergate_gfx(handle, gate);
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index 8a3244585d80..9d7d64fdf410 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -1400,8 +1400,14 @@ static int smu_disable_dpms(struct smu_context *smu)
{
struct amdgpu_device *adev = smu->adev;
int ret = 0;
+ /*
+ * TODO: (adev->in_suspend && !adev->in_s0ix) is added to pair
+ * the workaround which always reset the asic in suspend.
+ * It's likely that workaround will be dropped in the future.
+ * Then the change here should be dropped together.
+ */
bool use_baco = !smu->is_apu &&
- ((amdgpu_in_reset(adev) &&
+ (((amdgpu_in_reset(adev) || (adev->in_suspend && !adev->in_s0ix)) &&
(amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) ||
((adev->in_runpm || adev->in_s4) && amdgpu_asic_supports_baco(adev)));
@@ -1568,9 +1574,7 @@ static int smu_suspend(void *handle)
smu->watermarks_bitmap &= ~(WATERMARKS_LOADED);
- /* skip CGPG when in S0ix */
- if (smu->is_apu && !adev->in_s0ix)
- smu_set_gfx_cgpg(&adev->smu, false);
+ smu_set_gfx_cgpg(&adev->smu, false);
return 0;
}
@@ -1601,8 +1605,7 @@ static int smu_resume(void *handle)
return ret;
}
- if (smu->is_apu)
- smu_set_gfx_cgpg(&adev->smu, true);
+ smu_set_gfx_cgpg(&adev->smu, true);
smu->disable_uclk_switch = 0;
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu12/smu_v12_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu12/smu_v12_0.c
index d60b8c5e8715..9c91e79c955f 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu12/smu_v12_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu12/smu_v12_0.c
@@ -120,7 +120,8 @@ int smu_v12_0_powergate_sdma(struct smu_context *smu, bool gate)
int smu_v12_0_set_gfx_cgpg(struct smu_context *smu, bool enable)
{
- if (!(smu->adev->pg_flags & AMD_PG_SUPPORT_GFX_PG))
+ /* Until now the SMU12 only implemented for Renoir series so here neen't do APU check. */
+ if (!(smu->adev->pg_flags & AMD_PG_SUPPORT_GFX_PG) || smu->adev->in_s0ix)
return 0;
return smu_cmn_send_smc_msg_with_param(smu,
@@ -191,6 +192,9 @@ int smu_v12_0_fini_smc_tables(struct smu_context *smu)
kfree(smu_table->watermarks_table);
smu_table->watermarks_table = NULL;
+ kfree(smu_table->gpu_metrics_table);
+ smu_table->gpu_metrics_table = NULL;
+
return 0;
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
index 59a7d276541d..7d50827cf0a8 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
@@ -1621,7 +1621,7 @@ static int aldebaran_allow_xgmi_power_down(struct smu_context *smu, bool en)
{
return smu_cmn_send_smc_msg_with_param(smu,
SMU_MSG_GmiPwrDnControl,
- en ? 1 : 0,
+ en ? 0 : 1,
NULL);
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
index 35145db6eedf..19a5d2c39c8d 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
@@ -198,6 +198,7 @@ int smu_v13_0_check_fw_status(struct smu_context *smu)
int smu_v13_0_check_fw_version(struct smu_context *smu)
{
+ struct amdgpu_device *adev = smu->adev;
uint32_t if_version = 0xff, smu_version = 0xff;
uint16_t smu_major;
uint8_t smu_minor, smu_debug;
@@ -210,6 +211,8 @@ int smu_v13_0_check_fw_version(struct smu_context *smu)
smu_major = (smu_version >> 16) & 0xffff;
smu_minor = (smu_version >> 8) & 0xff;
smu_debug = (smu_version >> 0) & 0xff;
+ if (smu->is_apu)
+ adev->pm.fw_version = smu_version;
switch (smu->adev->ip_versions[MP1_HWIP][0]) {
case IP_VERSION(13, 0, 2):
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
index 1e30eaeb0e1b..d5c98f79d58d 100644
--- a/drivers/gpu/drm/ast/ast_mode.c
+++ b/drivers/gpu/drm/ast/ast_mode.c
@@ -1121,7 +1121,10 @@ static void ast_crtc_reset(struct drm_crtc *crtc)
if (crtc->state)
crtc->funcs->atomic_destroy_state(crtc, crtc->state);
- __drm_atomic_helper_crtc_reset(crtc, &ast_state->base);
+ if (ast_state)
+ __drm_atomic_helper_crtc_reset(crtc, &ast_state->base);
+ else
+ __drm_atomic_helper_crtc_reset(crtc, NULL);
}
static struct drm_crtc_state *
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 8e7a124d6c5a..22bf690910b2 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -1743,7 +1743,13 @@ void drm_fb_helper_fill_info(struct fb_info *info,
sizes->fb_width, sizes->fb_height);
info->par = fb_helper;
- snprintf(info->fix.id, sizeof(info->fix.id), "%s",
+ /*
+ * The DRM drivers fbdev emulation device name can be confusing if the
+ * driver name also has a "drm" suffix on it. Leading to names such as
+ * "simpledrmdrmfb" in /proc/fb. Unfortunately, it's an uAPI and can't
+ * be changed due user-space tools (e.g: pm-utils) matching against it.
+ */
+ snprintf(info->fix.id, sizeof(info->fix.id), "%sdrmfb",
fb_helper->dev->driver->name);
}
diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c
index 2dc9d632969d..aef69522f0be 100644
--- a/drivers/gpu/drm/i915/display/intel_dmc.c
+++ b/drivers/gpu/drm/i915/display/intel_dmc.c
@@ -596,7 +596,7 @@ static void parse_dmc_fw(struct drm_i915_private *dev_priv,
continue;
offset = readcount + dmc->dmc_info[id].dmc_offset * 4;
- if (fw->size - offset < 0) {
+ if (offset > fw->size) {
drm_err(&dev_priv->drm, "Reading beyond the fw_size\n");
continue;
}
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index fb33d0322960..c37c9f0d8167 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -564,6 +564,7 @@ set_proto_ctx_engines_parallel_submit(struct i915_user_extension __user *base,
container_of_user(base, typeof(*ext), base);
const struct set_proto_ctx_engines *set = data;
struct drm_i915_private *i915 = set->i915;
+ struct i915_engine_class_instance prev_engine;
u64 flags;
int err = 0, n, i, j;
u16 slot, width, num_siblings;
@@ -629,7 +630,6 @@ set_proto_ctx_engines_parallel_submit(struct i915_user_extension __user *base,
/* Create contexts / engines */
for (i = 0; i < width; ++i) {
intel_engine_mask_t current_mask = 0;
- struct i915_engine_class_instance prev_engine;
for (j = 0; j < num_siblings; ++j) {
struct i915_engine_class_instance ci;
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index 9b24d9b5ade1..cb0bf6ffd0e3 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -3017,7 +3017,7 @@ eb_composite_fence_create(struct i915_execbuffer *eb, int out_fence_fd)
fence_array = dma_fence_array_create(eb->num_batches,
fences,
eb->context->parallel.fence_context,
- eb->context->parallel.seqno,
+ eb->context->parallel.seqno++,
false);
if (!fence_array) {
kfree(fences);
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
index c48557dfa04c..302e9ff0602c 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
@@ -1662,11 +1662,11 @@ static int steal_guc_id(struct intel_guc *guc, struct intel_context *ce)
GEM_BUG_ON(intel_context_is_parent(cn));
list_del_init(&cn->guc_id.link);
- ce->guc_id = cn->guc_id;
+ ce->guc_id.id = cn->guc_id.id;
- spin_lock(&ce->guc_state.lock);
+ spin_lock(&cn->guc_state.lock);
clr_context_registered(cn);
- spin_unlock(&ce->guc_state.lock);
+ spin_unlock(&cn->guc_state.lock);
set_context_guc_id_invalid(cn);
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
index 5838c44cbf6f..3196189429bc 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
@@ -1224,12 +1224,14 @@ static int mtk_hdmi_bridge_mode_valid(struct drm_bridge *bridge,
return MODE_BAD;
}
- if (hdmi->conf->cea_modes_only && !drm_match_cea_mode(mode))
- return MODE_BAD;
+ if (hdmi->conf) {
+ if (hdmi->conf->cea_modes_only && !drm_match_cea_mode(mode))
+ return MODE_BAD;
- if (hdmi->conf->max_mode_clock &&
- mode->clock > hdmi->conf->max_mode_clock)
- return MODE_CLOCK_HIGH;
+ if (hdmi->conf->max_mode_clock &&
+ mode->clock > hdmi->conf->max_mode_clock)
+ return MODE_CLOCK_HIGH;
+ }
if (mode->clock < 27000)
return MODE_CLOCK_LOW;
diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c
index 05d0b3eb3690..0ae416aa76dc 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fence.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fence.c
@@ -353,15 +353,22 @@ nouveau_fence_sync(struct nouveau_bo *nvbo, struct nouveau_channel *chan, bool e
if (ret)
return ret;
- }
- fobj = dma_resv_shared_list(resv);
- fence = dma_resv_excl_fence(resv);
+ fobj = NULL;
+ } else {
+ fobj = dma_resv_shared_list(resv);
+ }
- if (fence) {
+ /* Waiting for the exclusive fence first causes performance regressions
+ * under some circumstances. So manually wait for the shared ones first.
+ */
+ for (i = 0; i < (fobj ? fobj->shared_count : 0) && !ret; ++i) {
struct nouveau_channel *prev = NULL;
bool must_wait = true;
+ fence = rcu_dereference_protected(fobj->shared[i],
+ dma_resv_held(resv));
+
f = nouveau_local_fence(fence, chan->drm);
if (f) {
rcu_read_lock();
@@ -373,20 +380,13 @@ nouveau_fence_sync(struct nouveau_bo *nvbo, struct nouveau_channel *chan, bool e
if (must_wait)
ret = dma_fence_wait(fence, intr);
-
- return ret;
}
- if (!exclusive || !fobj)
- return ret;
-
- for (i = 0; i < fobj->shared_count && !ret; ++i) {
+ fence = dma_resv_excl_fence(resv);
+ if (fence) {
struct nouveau_channel *prev = NULL;
bool must_wait = true;
- fence = rcu_dereference_protected(fobj->shared[i],
- dma_resv_held(resv));
-
f = nouveau_local_fence(fence, chan->drm);
if (f) {
rcu_read_lock();
@@ -398,6 +398,8 @@ nouveau_fence_sync(struct nouveau_bo *nvbo, struct nouveau_channel *chan, bool e
if (must_wait)
ret = dma_fence_wait(fence, intr);
+
+ return ret;
}
return ret;
diff --git a/drivers/gpu/drm/tiny/simpledrm.c b/drivers/gpu/drm/tiny/simpledrm.c
index 481b48bde047..5a6e89825bc2 100644
--- a/drivers/gpu/drm/tiny/simpledrm.c
+++ b/drivers/gpu/drm/tiny/simpledrm.c
@@ -458,7 +458,7 @@ static struct drm_display_mode simpledrm_mode(unsigned int width,
{
struct drm_display_mode mode = { SIMPLEDRM_MODE(width, height) };
- mode.clock = 60 /* Hz */ * mode.hdisplay * mode.vdisplay;
+ mode.clock = mode.hdisplay * mode.vdisplay * 60 / 1000 /* kHz */;
drm_mode_set_name(&mode);
return mode;
diff --git a/drivers/hid/hid-holtek-mouse.c b/drivers/hid/hid-holtek-mouse.c
index b7172c48ef9f..7c907939bfae 100644
--- a/drivers/hid/hid-holtek-mouse.c
+++ b/drivers/hid/hid-holtek-mouse.c
@@ -65,8 +65,23 @@ static __u8 *holtek_mouse_report_fixup(struct hid_device *hdev, __u8 *rdesc,
static int holtek_mouse_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
+ int ret;
+
if (!hid_is_usb(hdev))
return -EINVAL;
+
+ ret = hid_parse(hdev);
+ if (ret) {
+ hid_err(hdev, "hid parse failed: %d\n", ret);
+ return ret;
+ }
+
+ ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
+ if (ret) {
+ hid_err(hdev, "hw start failed: %d\n", ret);
+ return ret;
+ }
+
return 0;
}
diff --git a/drivers/hid/hid-vivaldi.c b/drivers/hid/hid-vivaldi.c
index cd7ada48b1d9..72957a9f7117 100644
--- a/drivers/hid/hid-vivaldi.c
+++ b/drivers/hid/hid-vivaldi.c
@@ -57,6 +57,9 @@ static int vivaldi_probe(struct hid_device *hdev,
int ret;
drvdata = devm_kzalloc(&hdev->dev, sizeof(*drvdata), GFP_KERNEL);
+ if (!drvdata)
+ return -ENOMEM;
+
hid_set_drvdata(hdev, drvdata);
ret = hid_parse(hdev);
diff --git a/drivers/hv/Kconfig b/drivers/hv/Kconfig
index dd12af20e467..0747a8f1fcee 100644
--- a/drivers/hv/Kconfig
+++ b/drivers/hv/Kconfig
@@ -19,6 +19,7 @@ config HYPERV_TIMER
config HYPERV_UTILS
tristate "Microsoft Hyper-V Utilities driver"
depends on HYPERV && CONNECTOR && NLS
+ depends on PTP_1588_CLOCK_OPTIONAL
help
Select this option to enable the Hyper-V Utilities.
diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c
index 618052c6cdb6..74019dff2550 100644
--- a/drivers/hwmon/lm90.c
+++ b/drivers/hwmon/lm90.c
@@ -35,13 +35,14 @@
* explicitly as max6659, or if its address is not 0x4c.
* These chips lack the remote temperature offset feature.
*
- * This driver also supports the MAX6654 chip made by Maxim. This chip can
- * be at 9 different addresses, similar to MAX6680/MAX6681. The MAX6654 is
- * otherwise similar to MAX6657/MAX6658/MAX6659. Extended range is available
- * by setting the configuration register accordingly, and is done during
- * initialization. Extended precision is only available at conversion rates
- * of 1 Hz and slower. Note that extended precision is not enabled by
- * default, as this driver initializes all chips to 2 Hz by design.
+ * This driver also supports the MAX6654 chip made by Maxim. This chip can be
+ * at 9 different addresses, similar to MAX6680/MAX6681. The MAX6654 is similar
+ * to MAX6657/MAX6658/MAX6659, but does not support critical temperature
+ * limits. Extended range is available by setting the configuration register
+ * accordingly, and is done during initialization. Extended precision is only
+ * available at conversion rates of 1 Hz and slower. Note that extended
+ * precision is not enabled by default, as this driver initializes all chips
+ * to 2 Hz by design.
*
* This driver also supports the MAX6646, MAX6647, MAX6648, MAX6649 and
* MAX6692 chips made by Maxim. These are again similar to the LM86,
@@ -188,6 +189,8 @@ enum chips { lm90, adm1032, lm99, lm86, max6657, max6659, adt7461, max6680,
#define LM90_HAVE_BROKEN_ALERT (1 << 7) /* Broken alert */
#define LM90_HAVE_EXTENDED_TEMP (1 << 8) /* extended temperature support*/
#define LM90_PAUSE_FOR_CONFIG (1 << 9) /* Pause conversion for config */
+#define LM90_HAVE_CRIT (1 << 10)/* Chip supports CRIT/OVERT register */
+#define LM90_HAVE_CRIT_ALRM_SWP (1 << 11)/* critical alarm bits swapped */
/* LM90 status */
#define LM90_STATUS_LTHRM (1 << 0) /* local THERM limit tripped */
@@ -197,6 +200,7 @@ enum chips { lm90, adm1032, lm99, lm86, max6657, max6659, adt7461, max6680,
#define LM90_STATUS_RHIGH (1 << 4) /* remote high temp limit tripped */
#define LM90_STATUS_LLOW (1 << 5) /* local low temp limit tripped */
#define LM90_STATUS_LHIGH (1 << 6) /* local high temp limit tripped */
+#define LM90_STATUS_BUSY (1 << 7) /* conversion is ongoing */
#define MAX6696_STATUS2_R2THRM (1 << 1) /* remote2 THERM limit tripped */
#define MAX6696_STATUS2_R2OPEN (1 << 2) /* remote2 is an open circuit */
@@ -354,38 +358,43 @@ struct lm90_params {
static const struct lm90_params lm90_params[] = {
[adm1032] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT
- | LM90_HAVE_BROKEN_ALERT,
+ | LM90_HAVE_BROKEN_ALERT | LM90_HAVE_CRIT,
.alert_alarms = 0x7c,
.max_convrate = 10,
},
[adt7461] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT
- | LM90_HAVE_BROKEN_ALERT | LM90_HAVE_EXTENDED_TEMP,
+ | LM90_HAVE_BROKEN_ALERT | LM90_HAVE_EXTENDED_TEMP
+ | LM90_HAVE_CRIT,
.alert_alarms = 0x7c,
.max_convrate = 10,
},
[g781] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT
- | LM90_HAVE_BROKEN_ALERT,
+ | LM90_HAVE_BROKEN_ALERT | LM90_HAVE_CRIT,
.alert_alarms = 0x7c,
.max_convrate = 8,
},
[lm86] = {
- .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
+ .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT
+ | LM90_HAVE_CRIT,
.alert_alarms = 0x7b,
.max_convrate = 9,
},
[lm90] = {
- .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
+ .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT
+ | LM90_HAVE_CRIT,
.alert_alarms = 0x7b,
.max_convrate = 9,
},
[lm99] = {
- .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
+ .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT
+ | LM90_HAVE_CRIT,
.alert_alarms = 0x7b,
.max_convrate = 9,
},
[max6646] = {
+ .flags = LM90_HAVE_CRIT,
.alert_alarms = 0x7c,
.max_convrate = 6,
.reg_local_ext = MAX6657_REG_R_LOCAL_TEMPL,
@@ -396,50 +405,51 @@ static const struct lm90_params lm90_params[] = {
.reg_local_ext = MAX6657_REG_R_LOCAL_TEMPL,
},
[max6657] = {
- .flags = LM90_PAUSE_FOR_CONFIG,
+ .flags = LM90_PAUSE_FOR_CONFIG | LM90_HAVE_CRIT,
.alert_alarms = 0x7c,
.max_convrate = 8,
.reg_local_ext = MAX6657_REG_R_LOCAL_TEMPL,
},
[max6659] = {
- .flags = LM90_HAVE_EMERGENCY,
+ .flags = LM90_HAVE_EMERGENCY | LM90_HAVE_CRIT,
.alert_alarms = 0x7c,
.max_convrate = 8,
.reg_local_ext = MAX6657_REG_R_LOCAL_TEMPL,
},
[max6680] = {
- .flags = LM90_HAVE_OFFSET,
+ .flags = LM90_HAVE_OFFSET | LM90_HAVE_CRIT
+ | LM90_HAVE_CRIT_ALRM_SWP,
.alert_alarms = 0x7c,
.max_convrate = 7,
},
[max6696] = {
.flags = LM90_HAVE_EMERGENCY
- | LM90_HAVE_EMERGENCY_ALARM | LM90_HAVE_TEMP3,
+ | LM90_HAVE_EMERGENCY_ALARM | LM90_HAVE_TEMP3 | LM90_HAVE_CRIT,
.alert_alarms = 0x1c7c,
.max_convrate = 6,
.reg_local_ext = MAX6657_REG_R_LOCAL_TEMPL,
},
[w83l771] = {
- .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
+ .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT | LM90_HAVE_CRIT,
.alert_alarms = 0x7c,
.max_convrate = 8,
},
[sa56004] = {
- .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
+ .flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT | LM90_HAVE_CRIT,
.alert_alarms = 0x7b,
.max_convrate = 9,
.reg_local_ext = SA56004_REG_R_LOCAL_TEMPL,
},
[tmp451] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT
- | LM90_HAVE_BROKEN_ALERT | LM90_HAVE_EXTENDED_TEMP,
+ | LM90_HAVE_BROKEN_ALERT | LM90_HAVE_EXTENDED_TEMP | LM90_HAVE_CRIT,
.alert_alarms = 0x7c,
.max_convrate = 9,
.reg_local_ext = TMP451_REG_R_LOCAL_TEMPL,
},
[tmp461] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT
- | LM90_HAVE_BROKEN_ALERT | LM90_HAVE_EXTENDED_TEMP,
+ | LM90_HAVE_BROKEN_ALERT | LM90_HAVE_EXTENDED_TEMP | LM90_HAVE_CRIT,
.alert_alarms = 0x7c,
.max_convrate = 9,
.reg_local_ext = TMP451_REG_R_LOCAL_TEMPL,
@@ -668,20 +678,22 @@ static int lm90_update_limits(struct device *dev)
struct i2c_client *client = data->client;
int val;
- val = lm90_read_reg(client, LM90_REG_R_LOCAL_CRIT);
- if (val < 0)
- return val;
- data->temp8[LOCAL_CRIT] = val;
+ if (data->flags & LM90_HAVE_CRIT) {
+ val = lm90_read_reg(client, LM90_REG_R_LOCAL_CRIT);
+ if (val < 0)
+ return val;
+ data->temp8[LOCAL_CRIT] = val;
- val = lm90_read_reg(client, LM90_REG_R_REMOTE_CRIT);
- if (val < 0)
- return val;
- data->temp8[REMOTE_CRIT] = val;
+ val = lm90_read_reg(client, LM90_REG_R_REMOTE_CRIT);
+ if (val < 0)
+ return val;
+ data->temp8[REMOTE_CRIT] = val;
- val = lm90_read_reg(client, LM90_REG_R_TCRIT_HYST);
- if (val < 0)
- return val;
- data->temp_hyst = val;
+ val = lm90_read_reg(client, LM90_REG_R_TCRIT_HYST);
+ if (val < 0)
+ return val;
+ data->temp_hyst = val;
+ }
val = lm90_read_reg(client, LM90_REG_R_REMOTE_LOWH);
if (val < 0)
@@ -809,7 +821,7 @@ static int lm90_update_device(struct device *dev)
val = lm90_read_reg(client, LM90_REG_R_STATUS);
if (val < 0)
return val;
- data->alarms = val; /* lower 8 bit of alarms */
+ data->alarms = val & ~LM90_STATUS_BUSY;
if (data->kind == max6696) {
val = lm90_select_remote_channel(data, 1);
@@ -1160,8 +1172,8 @@ static int lm90_set_temphyst(struct lm90_data *data, long val)
else
temp = temp_from_s8(data->temp8[LOCAL_CRIT]);
- /* prevent integer underflow */
- val = max(val, -128000l);
+ /* prevent integer overflow/underflow */
+ val = clamp_val(val, -128000l, 255000l);
data->temp_hyst = hyst_to_reg(temp - val);
err = i2c_smbus_write_byte_data(client, LM90_REG_W_TCRIT_HYST,
@@ -1192,6 +1204,7 @@ static const u8 lm90_temp_emerg_index[3] = {
static const u8 lm90_min_alarm_bits[3] = { 5, 3, 11 };
static const u8 lm90_max_alarm_bits[3] = { 6, 4, 12 };
static const u8 lm90_crit_alarm_bits[3] = { 0, 1, 9 };
+static const u8 lm90_crit_alarm_bits_swapped[3] = { 1, 0, 9 };
static const u8 lm90_emergency_alarm_bits[3] = { 15, 13, 14 };
static const u8 lm90_fault_bits[3] = { 0, 2, 10 };
@@ -1217,7 +1230,10 @@ static int lm90_temp_read(struct device *dev, u32 attr, int channel, long *val)
*val = (data->alarms >> lm90_max_alarm_bits[channel]) & 1;
break;
case hwmon_temp_crit_alarm:
- *val = (data->alarms >> lm90_crit_alarm_bits[channel]) & 1;
+ if (data->flags & LM90_HAVE_CRIT_ALRM_SWP)
+ *val = (data->alarms >> lm90_crit_alarm_bits_swapped[channel]) & 1;
+ else
+ *val = (data->alarms >> lm90_crit_alarm_bits[channel]) & 1;
break;
case hwmon_temp_emergency_alarm:
*val = (data->alarms >> lm90_emergency_alarm_bits[channel]) & 1;
@@ -1465,12 +1481,11 @@ static int lm90_detect(struct i2c_client *client,
if (man_id < 0 || chip_id < 0 || config1 < 0 || convrate < 0)
return -ENODEV;
- if (man_id == 0x01 || man_id == 0x5C || man_id == 0x41) {
+ if (man_id == 0x01 || man_id == 0x5C || man_id == 0xA1) {
config2 = i2c_smbus_read_byte_data(client, LM90_REG_R_CONFIG2);
if (config2 < 0)
return -ENODEV;
- } else
- config2 = 0; /* Make compiler happy */
+ }
if ((address == 0x4C || address == 0x4D)
&& man_id == 0x01) { /* National Semiconductor */
@@ -1903,11 +1918,14 @@ static int lm90_probe(struct i2c_client *client)
info->config = data->channel_config;
data->channel_config[0] = HWMON_T_INPUT | HWMON_T_MIN | HWMON_T_MAX |
- HWMON_T_CRIT | HWMON_T_CRIT_HYST | HWMON_T_MIN_ALARM |
- HWMON_T_MAX_ALARM | HWMON_T_CRIT_ALARM;
+ HWMON_T_MIN_ALARM | HWMON_T_MAX_ALARM;
data->channel_config[1] = HWMON_T_INPUT | HWMON_T_MIN | HWMON_T_MAX |
- HWMON_T_CRIT | HWMON_T_CRIT_HYST | HWMON_T_MIN_ALARM |
- HWMON_T_MAX_ALARM | HWMON_T_CRIT_ALARM | HWMON_T_FAULT;
+ HWMON_T_MIN_ALARM | HWMON_T_MAX_ALARM | HWMON_T_FAULT;
+
+ if (data->flags & LM90_HAVE_CRIT) {
+ data->channel_config[0] |= HWMON_T_CRIT | HWMON_T_CRIT_ALARM | HWMON_T_CRIT_HYST;
+ data->channel_config[1] |= HWMON_T_CRIT | HWMON_T_CRIT_ALARM | HWMON_T_CRIT_HYST;
+ }
if (data->flags & LM90_HAVE_OFFSET)
data->channel_config[1] |= HWMON_T_OFFSET;
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
index 53b8da6dbb23..db26cc36e13f 100644
--- a/drivers/i2c/busses/i2c-mpc.c
+++ b/drivers/i2c/busses/i2c-mpc.c
@@ -492,7 +492,7 @@ static void mpc_i2c_finish(struct mpc_i2c *i2c, int rc)
static void mpc_i2c_do_action(struct mpc_i2c *i2c)
{
- struct i2c_msg *msg = &i2c->msgs[i2c->curr_msg];
+ struct i2c_msg *msg = NULL;
int dir = 0;
int recv_len = 0;
u8 byte;
@@ -501,10 +501,13 @@ static void mpc_i2c_do_action(struct mpc_i2c *i2c)
i2c->cntl_bits &= ~(CCR_RSTA | CCR_MTX | CCR_TXAK);
- if (msg->flags & I2C_M_RD)
- dir = 1;
- if (msg->flags & I2C_M_RECV_LEN)
- recv_len = 1;
+ if (i2c->action != MPC_I2C_ACTION_STOP) {
+ msg = &i2c->msgs[i2c->curr_msg];
+ if (msg->flags & I2C_M_RD)
+ dir = 1;
+ if (msg->flags & I2C_M_RECV_LEN)
+ recv_len = 1;
+ }
switch (i2c->action) {
case MPC_I2C_ACTION_RESTART:
@@ -581,7 +584,7 @@ static void mpc_i2c_do_action(struct mpc_i2c *i2c)
break;
}
- if (msg->len == i2c->byte_posn) {
+ if (msg && msg->len == i2c->byte_posn) {
i2c->curr_msg++;
i2c->byte_posn = 0;
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c
index f193f9058584..73253e667de1 100644
--- a/drivers/i2c/i2c-core-base.c
+++ b/drivers/i2c/i2c-core-base.c
@@ -466,14 +466,12 @@ static int i2c_smbus_host_notify_to_irq(const struct i2c_client *client)
static int i2c_device_probe(struct device *dev)
{
struct i2c_client *client = i2c_verify_client(dev);
- struct i2c_adapter *adap;
struct i2c_driver *driver;
int status;
if (!client)
return 0;
- adap = client->adapter;
client->irq = client->init_irq;
if (!client->irq) {
@@ -539,14 +537,6 @@ static int i2c_device_probe(struct device *dev)
dev_dbg(dev, "probe\n");
- if (adap->bus_regulator) {
- status = regulator_enable(adap->bus_regulator);
- if (status < 0) {
- dev_err(&adap->dev, "Failed to enable bus regulator\n");
- goto err_clear_wakeup_irq;
- }
- }
-
status = of_clk_set_defaults(dev->of_node, false);
if (status < 0)
goto err_clear_wakeup_irq;
@@ -605,10 +595,8 @@ put_sync_adapter:
static void i2c_device_remove(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
- struct i2c_adapter *adap;
struct i2c_driver *driver;
- adap = client->adapter;
driver = to_i2c_driver(dev->driver);
if (driver->remove) {
int status;
@@ -623,8 +611,6 @@ static void i2c_device_remove(struct device *dev)
devres_release_group(&client->dev, client->devres_group_id);
dev_pm_domain_detach(&client->dev, !i2c_acpi_waive_d0_probe(dev));
- if (!pm_runtime_status_suspended(&client->dev) && adap->bus_regulator)
- regulator_disable(adap->bus_regulator);
dev_pm_clear_wake_irq(&client->dev);
device_init_wakeup(&client->dev, false);
@@ -634,86 +620,6 @@ static void i2c_device_remove(struct device *dev)
pm_runtime_put(&client->adapter->dev);
}
-#ifdef CONFIG_PM_SLEEP
-static int i2c_resume_early(struct device *dev)
-{
- struct i2c_client *client = i2c_verify_client(dev);
- int err;
-
- if (!client)
- return 0;
-
- if (pm_runtime_status_suspended(&client->dev) &&
- client->adapter->bus_regulator) {
- err = regulator_enable(client->adapter->bus_regulator);
- if (err)
- return err;
- }
-
- return pm_generic_resume_early(&client->dev);
-}
-
-static int i2c_suspend_late(struct device *dev)
-{
- struct i2c_client *client = i2c_verify_client(dev);
- int err;
-
- if (!client)
- return 0;
-
- err = pm_generic_suspend_late(&client->dev);
- if (err)
- return err;
-
- if (!pm_runtime_status_suspended(&client->dev) &&
- client->adapter->bus_regulator)
- return regulator_disable(client->adapter->bus_regulator);
-
- return 0;
-}
-#endif
-
-#ifdef CONFIG_PM
-static int i2c_runtime_resume(struct device *dev)
-{
- struct i2c_client *client = i2c_verify_client(dev);
- int err;
-
- if (!client)
- return 0;
-
- if (client->adapter->bus_regulator) {
- err = regulator_enable(client->adapter->bus_regulator);
- if (err)
- return err;
- }
-
- return pm_generic_runtime_resume(&client->dev);
-}
-
-static int i2c_runtime_suspend(struct device *dev)
-{
- struct i2c_client *client = i2c_verify_client(dev);
- int err;
-
- if (!client)
- return 0;
-
- err = pm_generic_runtime_suspend(&client->dev);
- if (err)
- return err;
-
- if (client->adapter->bus_regulator)
- return regulator_disable(client->adapter->bus_regulator);
- return 0;
-}
-#endif
-
-static const struct dev_pm_ops i2c_device_pm = {
- SET_LATE_SYSTEM_SLEEP_PM_OPS(i2c_suspend_late, i2c_resume_early)
- SET_RUNTIME_PM_OPS(i2c_runtime_suspend, i2c_runtime_resume, NULL)
-};
-
static void i2c_device_shutdown(struct device *dev)
{
struct i2c_client *client = i2c_verify_client(dev);
@@ -773,7 +679,6 @@ struct bus_type i2c_bus_type = {
.probe = i2c_device_probe,
.remove = i2c_device_remove,
.shutdown = i2c_device_shutdown,
- .pm = &i2c_device_pm,
};
EXPORT_SYMBOL_GPL(i2c_bus_type);
diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c
index bce0e8bb7852..cf5d049342ea 100644
--- a/drivers/i2c/i2c-dev.c
+++ b/drivers/i2c/i2c-dev.c
@@ -535,6 +535,9 @@ static long compat_i2cdev_ioctl(struct file *file, unsigned int cmd, unsigned lo
sizeof(rdwr_arg)))
return -EFAULT;
+ if (!rdwr_arg.msgs || rdwr_arg.nmsgs == 0)
+ return -EINVAL;
+
if (rdwr_arg.nmsgs > I2C_RDWR_IOCTL_MAX_MSGS)
return -EINVAL;
diff --git a/drivers/infiniband/core/uverbs_marshall.c b/drivers/infiniband/core/uverbs_marshall.c
index b8d715c68ca4..11a080646916 100644
--- a/drivers/infiniband/core/uverbs_marshall.c
+++ b/drivers/infiniband/core/uverbs_marshall.c
@@ -66,7 +66,7 @@ void ib_copy_ah_attr_to_user(struct ib_device *device,
struct rdma_ah_attr *src = ah_attr;
struct rdma_ah_attr conv_ah;
- memset(&dst->grh.reserved, 0, sizeof(dst->grh.reserved));
+ memset(&dst->grh, 0, sizeof(dst->grh));
if ((ah_attr->type == RDMA_AH_ATTR_TYPE_OPA) &&
(rdma_ah_get_dlid(ah_attr) > be16_to_cpu(IB_LID_PERMISSIVE)) &&
diff --git a/drivers/infiniband/core/uverbs_uapi.c b/drivers/infiniband/core/uverbs_uapi.c
index 2f2c7646fce1..a02916a3a79c 100644
--- a/drivers/infiniband/core/uverbs_uapi.c
+++ b/drivers/infiniband/core/uverbs_uapi.c
@@ -447,6 +447,9 @@ static int uapi_finalize(struct uverbs_api *uapi)
uapi->num_write_ex = max_write_ex + 1;
data = kmalloc_array(uapi->num_write + uapi->num_write_ex,
sizeof(*uapi->write_methods), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
for (i = 0; i != uapi->num_write + uapi->num_write_ex; i++)
data[i] = &uapi->notsupp_method;
uapi->write_methods = data;
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 1e539e228315..b33e948fd060 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -1596,11 +1596,17 @@ static int hns_roce_config_global_param(struct hns_roce_dev *hr_dev)
{
struct hns_roce_cmq_desc desc;
struct hns_roce_cmq_req *req = (struct hns_roce_cmq_req *)desc.data;
+ u32 clock_cycles_of_1us;
hns_roce_cmq_setup_basic_desc(&desc, HNS_ROCE_OPC_CFG_GLOBAL_PARAM,
false);
- hr_reg_write(req, CFG_GLOBAL_PARAM_1US_CYCLES, 0x3e8);
+ if (hr_dev->pci_dev->revision == PCI_REVISION_ID_HIP08)
+ clock_cycles_of_1us = HNS_ROCE_1NS_CFG;
+ else
+ clock_cycles_of_1us = HNS_ROCE_1US_CFG;
+
+ hr_reg_write(req, CFG_GLOBAL_PARAM_1US_CYCLES, clock_cycles_of_1us);
hr_reg_write(req, CFG_GLOBAL_PARAM_UDP_PORT, ROCE_V2_UDP_DPORT);
return hns_roce_cmq_send(hr_dev, &desc, 1);
@@ -4799,6 +4805,30 @@ static int hns_roce_v2_set_abs_fields(struct ib_qp *ibqp,
return ret;
}
+static bool check_qp_timeout_cfg_range(struct hns_roce_dev *hr_dev, u8 *timeout)
+{
+#define QP_ACK_TIMEOUT_MAX_HIP08 20
+#define QP_ACK_TIMEOUT_OFFSET 10
+#define QP_ACK_TIMEOUT_MAX 31
+
+ if (hr_dev->pci_dev->revision == PCI_REVISION_ID_HIP08) {
+ if (*timeout > QP_ACK_TIMEOUT_MAX_HIP08) {
+ ibdev_warn(&hr_dev->ib_dev,
+ "Local ACK timeout shall be 0 to 20.\n");
+ return false;
+ }
+ *timeout += QP_ACK_TIMEOUT_OFFSET;
+ } else if (hr_dev->pci_dev->revision > PCI_REVISION_ID_HIP08) {
+ if (*timeout > QP_ACK_TIMEOUT_MAX) {
+ ibdev_warn(&hr_dev->ib_dev,
+ "Local ACK timeout shall be 0 to 31.\n");
+ return false;
+ }
+ }
+
+ return true;
+}
+
static int hns_roce_v2_set_opt_fields(struct ib_qp *ibqp,
const struct ib_qp_attr *attr,
int attr_mask,
@@ -4808,6 +4838,7 @@ static int hns_roce_v2_set_opt_fields(struct ib_qp *ibqp,
struct hns_roce_dev *hr_dev = to_hr_dev(ibqp->device);
struct hns_roce_qp *hr_qp = to_hr_qp(ibqp);
int ret = 0;
+ u8 timeout;
if (attr_mask & IB_QP_AV) {
ret = hns_roce_v2_set_path(ibqp, attr, attr_mask, context,
@@ -4817,12 +4848,10 @@ static int hns_roce_v2_set_opt_fields(struct ib_qp *ibqp,
}
if (attr_mask & IB_QP_TIMEOUT) {
- if (attr->timeout < 31) {
- hr_reg_write(context, QPC_AT, attr->timeout);
+ timeout = attr->timeout;
+ if (check_qp_timeout_cfg_range(hr_dev, &timeout)) {
+ hr_reg_write(context, QPC_AT, timeout);
hr_reg_clear(qpc_mask, QPC_AT);
- } else {
- ibdev_warn(&hr_dev->ib_dev,
- "Local ACK timeout shall be 0 to 30.\n");
}
}
@@ -4879,7 +4908,9 @@ static int hns_roce_v2_set_opt_fields(struct ib_qp *ibqp,
set_access_flags(hr_qp, context, qpc_mask, attr, attr_mask);
if (attr_mask & IB_QP_MIN_RNR_TIMER) {
- hr_reg_write(context, QPC_MIN_RNR_TIME, attr->min_rnr_timer);
+ hr_reg_write(context, QPC_MIN_RNR_TIME,
+ hr_dev->pci_dev->revision == PCI_REVISION_ID_HIP08 ?
+ HNS_ROCE_RNR_TIMER_10NS : attr->min_rnr_timer);
hr_reg_clear(qpc_mask, QPC_MIN_RNR_TIME);
}
@@ -5496,6 +5527,16 @@ static int hns_roce_v2_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period)
hr_reg_write(cq_context, CQC_CQ_MAX_CNT, cq_count);
hr_reg_clear(cqc_mask, CQC_CQ_MAX_CNT);
+
+ if (hr_dev->pci_dev->revision == PCI_REVISION_ID_HIP08) {
+ if (cq_period * HNS_ROCE_CLOCK_ADJUST > USHRT_MAX) {
+ dev_info(hr_dev->dev,
+ "cq_period(%u) reached the upper limit, adjusted to 65.\n",
+ cq_period);
+ cq_period = HNS_ROCE_MAX_CQ_PERIOD;
+ }
+ cq_period *= HNS_ROCE_CLOCK_ADJUST;
+ }
hr_reg_write(cq_context, CQC_CQ_PERIOD, cq_period);
hr_reg_clear(cqc_mask, CQC_CQ_PERIOD);
@@ -5891,6 +5932,15 @@ static int config_eqc(struct hns_roce_dev *hr_dev, struct hns_roce_eq *eq,
hr_reg_write(eqc, EQC_EQ_PROD_INDX, HNS_ROCE_EQ_INIT_PROD_IDX);
hr_reg_write(eqc, EQC_EQ_MAX_CNT, eq->eq_max_cnt);
+ if (hr_dev->pci_dev->revision == PCI_REVISION_ID_HIP08) {
+ if (eq->eq_period * HNS_ROCE_CLOCK_ADJUST > USHRT_MAX) {
+ dev_info(hr_dev->dev, "eq_period(%u) reached the upper limit, adjusted to 65.\n",
+ eq->eq_period);
+ eq->eq_period = HNS_ROCE_MAX_EQ_PERIOD;
+ }
+ eq->eq_period *= HNS_ROCE_CLOCK_ADJUST;
+ }
+
hr_reg_write(eqc, EQC_EQ_PERIOD, eq->eq_period);
hr_reg_write(eqc, EQC_EQE_REPORT_TIMER, HNS_ROCE_EQ_INIT_REPORT_TIMER);
hr_reg_write(eqc, EQC_EQE_BA_L, bt_ba >> 3);
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
index e9a73c34389b..12be85f0986e 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
@@ -1430,6 +1430,14 @@ struct hns_roce_dip {
struct list_head node; /* all dips are on a list */
};
+/* only for RNR timeout issue of HIP08 */
+#define HNS_ROCE_CLOCK_ADJUST 1000
+#define HNS_ROCE_MAX_CQ_PERIOD 65
+#define HNS_ROCE_MAX_EQ_PERIOD 65
+#define HNS_ROCE_RNR_TIMER_10NS 1
+#define HNS_ROCE_1US_CFG 999
+#define HNS_ROCE_1NS_CFG 0
+
#define HNS_ROCE_AEQ_DEFAULT_BURST_NUM 0x0
#define HNS_ROCE_AEQ_DEFAULT_INTERVAL 0x0
#define HNS_ROCE_CEQ_DEFAULT_BURST_NUM 0x0
diff --git a/drivers/infiniband/hw/hns/hns_roce_srq.c b/drivers/infiniband/hw/hns/hns_roce_srq.c
index 6eee9deadd12..e64ef6903fb4 100644
--- a/drivers/infiniband/hw/hns/hns_roce_srq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_srq.c
@@ -259,7 +259,7 @@ static int alloc_srq_wrid(struct hns_roce_dev *hr_dev, struct hns_roce_srq *srq)
static void free_srq_wrid(struct hns_roce_srq *srq)
{
- kfree(srq->wrid);
+ kvfree(srq->wrid);
srq->wrid = NULL;
}
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h
index 35d27f455eb9..cbc20e400be0 100644
--- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
+++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h
@@ -666,6 +666,7 @@ struct mlx5_ib_mr {
/* User MR data */
struct mlx5_cache_ent *cache_ent;
/* Everything after cache_ent is zero'd when MR allocated */
+ struct ib_umem *umem;
union {
/* Used only while the MR is in the cache */
@@ -676,7 +677,7 @@ struct mlx5_ib_mr {
struct list_head list;
};
- /* Used only by kernel MRs */
+ /* Used only by kernel MRs (umem == NULL) */
struct {
void *descs;
void *descs_alloc;
@@ -697,9 +698,8 @@ struct mlx5_ib_mr {
int data_length;
};
- /* Used only by User MRs */
+ /* Used only by User MRs (umem != NULL) */
struct {
- struct ib_umem *umem;
unsigned int page_shift;
/* Current access_flags */
int access_flags;
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
index 63e2129f1142..157d862fb864 100644
--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -1904,18 +1904,19 @@ err:
return ret;
}
-static void mlx5_free_priv_descs(struct mlx5_ib_mr *mr)
+static void
+mlx5_free_priv_descs(struct mlx5_ib_mr *mr)
{
- struct mlx5_ib_dev *dev = to_mdev(mr->ibmr.device);
- int size = mr->max_descs * mr->desc_size;
-
- if (!mr->descs)
- return;
+ if (!mr->umem && mr->descs) {
+ struct ib_device *device = mr->ibmr.device;
+ int size = mr->max_descs * mr->desc_size;
+ struct mlx5_ib_dev *dev = to_mdev(device);
- dma_unmap_single(&dev->mdev->pdev->dev, mr->desc_map, size,
- DMA_TO_DEVICE);
- kfree(mr->descs_alloc);
- mr->descs = NULL;
+ dma_unmap_single(&dev->mdev->pdev->dev, mr->desc_map, size,
+ DMA_TO_DEVICE);
+ kfree(mr->descs_alloc);
+ mr->descs = NULL;
+ }
}
int mlx5_ib_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata)
@@ -1991,8 +1992,7 @@ int mlx5_ib_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata)
if (mr->cache_ent) {
mlx5_mr_cache_free(dev, mr);
} else {
- if (!udata)
- mlx5_free_priv_descs(mr);
+ mlx5_free_priv_descs(mr);
kfree(mr);
}
return 0;
@@ -2079,6 +2079,7 @@ static struct mlx5_ib_mr *mlx5_ib_alloc_pi_mr(struct ib_pd *pd,
if (err)
goto err_free_in;
+ mr->umem = NULL;
kfree(in);
return mr;
@@ -2205,6 +2206,7 @@ static struct ib_mr *__mlx5_ib_alloc_mr(struct ib_pd *pd,
}
mr->ibmr.device = pd->device;
+ mr->umem = NULL;
switch (mr_type) {
case IB_MR_TYPE_MEM_REG:
diff --git a/drivers/infiniband/hw/qib/qib_user_sdma.c b/drivers/infiniband/hw/qib/qib_user_sdma.c
index ac11943a5ddb..bf2f30d67949 100644
--- a/drivers/infiniband/hw/qib/qib_user_sdma.c
+++ b/drivers/infiniband/hw/qib/qib_user_sdma.c
@@ -941,7 +941,7 @@ static int qib_user_sdma_queue_pkts(const struct qib_devdata *dd,
&addrlimit) ||
addrlimit > type_max(typeof(pkt->addrlimit))) {
ret = -EINVAL;
- goto free_pbc;
+ goto free_pkt;
}
pkt->addrlimit = addrlimit;
diff --git a/drivers/infiniband/sw/rxe/rxe_mr.c b/drivers/infiniband/sw/rxe/rxe_mr.c
index 25c78aade822..453ef3c9d535 100644
--- a/drivers/infiniband/sw/rxe/rxe_mr.c
+++ b/drivers/infiniband/sw/rxe/rxe_mr.c
@@ -135,19 +135,19 @@ static int rxe_mr_alloc(struct rxe_mr *mr, int num_buf, int both)
ret = rxe_mr_alloc_map_set(num_map, &mr->cur_map_set);
if (ret)
- goto err_out;
+ return -ENOMEM;
if (both) {
ret = rxe_mr_alloc_map_set(num_map, &mr->next_map_set);
- if (ret) {
- rxe_mr_free_map_set(mr->num_map, mr->cur_map_set);
- goto err_out;
- }
+ if (ret)
+ goto err_free;
}
return 0;
-err_out:
+err_free:
+ rxe_mr_free_map_set(mr->num_map, mr->cur_map_set);
+ mr->cur_map_set = NULL;
return -ENOMEM;
}
@@ -214,7 +214,7 @@ int rxe_mr_init_user(struct rxe_pd *pd, u64 start, u64 length, u64 iova,
pr_warn("%s: Unable to get virtual address\n",
__func__);
err = -ENOMEM;
- goto err_cleanup_map;
+ goto err_release_umem;
}
buf->addr = (uintptr_t)vaddr;
@@ -237,8 +237,6 @@ int rxe_mr_init_user(struct rxe_pd *pd, u64 start, u64 length, u64 iova,
return 0;
-err_cleanup_map:
- rxe_mr_free_map_set(mr->num_map, mr->cur_map_set);
err_release_umem:
ib_umem_release(umem);
err_out:
diff --git a/drivers/input/joystick/spaceball.c b/drivers/input/joystick/spaceball.c
index 429411c6c0a8..a85a4f33aea8 100644
--- a/drivers/input/joystick/spaceball.c
+++ b/drivers/input/joystick/spaceball.c
@@ -19,6 +19,7 @@
#include <linux/module.h>
#include <linux/input.h>
#include <linux/serio.h>
+#include <asm/unaligned.h>
#define DRIVER_DESC "SpaceTec SpaceBall 2003/3003/4000 FLX driver"
@@ -75,9 +76,15 @@ static void spaceball_process_packet(struct spaceball* spaceball)
case 'D': /* Ball data */
if (spaceball->idx != 15) return;
- for (i = 0; i < 6; i++)
+ /*
+ * Skip first three bytes; read six axes worth of data.
+ * Axis values are signed 16-bit big-endian.
+ */
+ data += 3;
+ for (i = 0; i < ARRAY_SIZE(spaceball_axes); i++) {
input_report_abs(dev, spaceball_axes[i],
- (__s16)((data[2 * i + 3] << 8) | data[2 * i + 2]));
+ (__s16)get_unaligned_be16(&data[i * 2]));
+ }
break;
case 'K': /* Button data */
diff --git a/drivers/input/misc/iqs626a.c b/drivers/input/misc/iqs626a.c
index d57e996732cf..23b5dd9552dc 100644
--- a/drivers/input/misc/iqs626a.c
+++ b/drivers/input/misc/iqs626a.c
@@ -456,9 +456,10 @@ struct iqs626_private {
unsigned int suspend_mode;
};
-static int iqs626_parse_events(struct iqs626_private *iqs626,
- const struct fwnode_handle *ch_node,
- enum iqs626_ch_id ch_id)
+static noinline_for_stack int
+iqs626_parse_events(struct iqs626_private *iqs626,
+ const struct fwnode_handle *ch_node,
+ enum iqs626_ch_id ch_id)
{
struct iqs626_sys_reg *sys_reg = &iqs626->sys_reg;
struct i2c_client *client = iqs626->client;
@@ -604,9 +605,10 @@ static int iqs626_parse_events(struct iqs626_private *iqs626,
return 0;
}
-static int iqs626_parse_ati_target(struct iqs626_private *iqs626,
- const struct fwnode_handle *ch_node,
- enum iqs626_ch_id ch_id)
+static noinline_for_stack int
+iqs626_parse_ati_target(struct iqs626_private *iqs626,
+ const struct fwnode_handle *ch_node,
+ enum iqs626_ch_id ch_id)
{
struct iqs626_sys_reg *sys_reg = &iqs626->sys_reg;
struct i2c_client *client = iqs626->client;
@@ -885,9 +887,10 @@ static int iqs626_parse_trackpad(struct iqs626_private *iqs626,
return 0;
}
-static int iqs626_parse_channel(struct iqs626_private *iqs626,
- const struct fwnode_handle *ch_node,
- enum iqs626_ch_id ch_id)
+static noinline_for_stack int
+iqs626_parse_channel(struct iqs626_private *iqs626,
+ const struct fwnode_handle *ch_node,
+ enum iqs626_ch_id ch_id)
{
struct iqs626_sys_reg *sys_reg = &iqs626->sys_reg;
struct i2c_client *client = iqs626->client;
diff --git a/drivers/input/mouse/appletouch.c b/drivers/input/mouse/appletouch.c
index bfa26651c0be..627048bc6a12 100644
--- a/drivers/input/mouse/appletouch.c
+++ b/drivers/input/mouse/appletouch.c
@@ -916,6 +916,8 @@ static int atp_probe(struct usb_interface *iface,
set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit);
set_bit(BTN_LEFT, input_dev->keybit);
+ INIT_WORK(&dev->work, atp_reinit);
+
error = input_register_device(dev->input);
if (error)
goto err_free_buffer;
@@ -923,8 +925,6 @@ static int atp_probe(struct usb_interface *iface,
/* save our data pointer in this interface device */
usb_set_intfdata(iface, dev);
- INIT_WORK(&dev->work, atp_reinit);
-
return 0;
err_free_buffer:
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index 956d9cd34796..ece97f8c6a3e 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -1588,7 +1588,13 @@ static const struct dmi_system_id no_hw_res_dmi_table[] = {
*/
static int elantech_change_report_id(struct psmouse *psmouse)
{
- unsigned char param[2] = { 0x10, 0x03 };
+ /*
+ * NOTE: the code is expecting to receive param[] as an array of 3
+ * items (see __ps2_command()), even if in this case only 2 are
+ * actually needed. Make sure the array size is 3 to avoid potential
+ * stack out-of-bound accesses.
+ */
+ unsigned char param[3] = { 0x10, 0x03 };
if (elantech_write_reg_params(psmouse, 0x7, param) ||
elantech_read_reg_params(psmouse, 0x7, param) ||
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index aedd05541044..148a7c5fd0e2 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -995,6 +995,24 @@ static const struct dmi_system_id __initconst i8042_dmi_kbdreset_table[] = {
{ }
};
+static const struct dmi_system_id i8042_dmi_probe_defer_table[] __initconst = {
+ {
+ /* ASUS ZenBook UX425UA */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX425UA"),
+ },
+ },
+ {
+ /* ASUS ZenBook UM325UA */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ZenBook UX325UA_UM325UA"),
+ },
+ },
+ { }
+};
+
#endif /* CONFIG_X86 */
#ifdef CONFIG_PNP
@@ -1315,6 +1333,9 @@ static int __init i8042_platform_init(void)
if (dmi_check_system(i8042_dmi_kbdreset_table))
i8042_kbdreset = true;
+ if (dmi_check_system(i8042_dmi_probe_defer_table))
+ i8042_probe_defer = true;
+
/*
* A20 was already enabled during early kernel init. But some buggy
* BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index 0b9f1d0a8f8b..3fc0a89cc785 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -45,6 +45,10 @@ static bool i8042_unlock;
module_param_named(unlock, i8042_unlock, bool, 0);
MODULE_PARM_DESC(unlock, "Ignore keyboard lock.");
+static bool i8042_probe_defer;
+module_param_named(probe_defer, i8042_probe_defer, bool, 0);
+MODULE_PARM_DESC(probe_defer, "Allow deferred probing.");
+
enum i8042_controller_reset_mode {
I8042_RESET_NEVER,
I8042_RESET_ALWAYS,
@@ -711,7 +715,7 @@ static int i8042_set_mux_mode(bool multiplex, unsigned char *mux_version)
* LCS/Telegraphics.
*/
-static int __init i8042_check_mux(void)
+static int i8042_check_mux(void)
{
unsigned char mux_version;
@@ -740,10 +744,10 @@ static int __init i8042_check_mux(void)
/*
* The following is used to test AUX IRQ delivery.
*/
-static struct completion i8042_aux_irq_delivered __initdata;
-static bool i8042_irq_being_tested __initdata;
+static struct completion i8042_aux_irq_delivered;
+static bool i8042_irq_being_tested;
-static irqreturn_t __init i8042_aux_test_irq(int irq, void *dev_id)
+static irqreturn_t i8042_aux_test_irq(int irq, void *dev_id)
{
unsigned long flags;
unsigned char str, data;
@@ -770,7 +774,7 @@ static irqreturn_t __init i8042_aux_test_irq(int irq, void *dev_id)
* verifies success by readinng CTR. Used when testing for presence of AUX
* port.
*/
-static int __init i8042_toggle_aux(bool on)
+static int i8042_toggle_aux(bool on)
{
unsigned char param;
int i;
@@ -798,7 +802,7 @@ static int __init i8042_toggle_aux(bool on)
* the presence of an AUX interface.
*/
-static int __init i8042_check_aux(void)
+static int i8042_check_aux(void)
{
int retval = -1;
bool irq_registered = false;
@@ -1005,7 +1009,7 @@ static int i8042_controller_init(void)
if (i8042_command(&ctr[n++ % 2], I8042_CMD_CTL_RCTR)) {
pr_err("Can't read CTR while initializing i8042\n");
- return -EIO;
+ return i8042_probe_defer ? -EPROBE_DEFER : -EIO;
}
} while (n < 2 || ctr[0] != ctr[1]);
@@ -1320,7 +1324,7 @@ static void i8042_shutdown(struct platform_device *dev)
i8042_controller_reset(false);
}
-static int __init i8042_create_kbd_port(void)
+static int i8042_create_kbd_port(void)
{
struct serio *serio;
struct i8042_port *port = &i8042_ports[I8042_KBD_PORT_NO];
@@ -1349,7 +1353,7 @@ static int __init i8042_create_kbd_port(void)
return 0;
}
-static int __init i8042_create_aux_port(int idx)
+static int i8042_create_aux_port(int idx)
{
struct serio *serio;
int port_no = idx < 0 ? I8042_AUX_PORT_NO : I8042_MUX_PORT_NO + idx;
@@ -1386,13 +1390,13 @@ static int __init i8042_create_aux_port(int idx)
return 0;
}
-static void __init i8042_free_kbd_port(void)
+static void i8042_free_kbd_port(void)
{
kfree(i8042_ports[I8042_KBD_PORT_NO].serio);
i8042_ports[I8042_KBD_PORT_NO].serio = NULL;
}
-static void __init i8042_free_aux_ports(void)
+static void i8042_free_aux_ports(void)
{
int i;
@@ -1402,7 +1406,7 @@ static void __init i8042_free_aux_ports(void)
}
}
-static void __init i8042_register_ports(void)
+static void i8042_register_ports(void)
{
int i;
@@ -1443,7 +1447,7 @@ static void i8042_free_irqs(void)
i8042_aux_irq_registered = i8042_kbd_irq_registered = false;
}
-static int __init i8042_setup_aux(void)
+static int i8042_setup_aux(void)
{
int (*aux_enable)(void);
int error;
@@ -1485,7 +1489,7 @@ static int __init i8042_setup_aux(void)
return error;
}
-static int __init i8042_setup_kbd(void)
+static int i8042_setup_kbd(void)
{
int error;
@@ -1535,7 +1539,7 @@ static int i8042_kbd_bind_notifier(struct notifier_block *nb,
return 0;
}
-static int __init i8042_probe(struct platform_device *dev)
+static int i8042_probe(struct platform_device *dev)
{
int error;
@@ -1600,6 +1604,7 @@ static struct platform_driver i8042_driver = {
.pm = &i8042_pm_ops,
#endif
},
+ .probe = i8042_probe,
.remove = i8042_remove,
.shutdown = i8042_shutdown,
};
@@ -1610,7 +1615,6 @@ static struct notifier_block i8042_kbd_bind_notifier_block = {
static int __init i8042_init(void)
{
- struct platform_device *pdev;
int err;
dbg_init();
@@ -1626,17 +1630,29 @@ static int __init i8042_init(void)
/* Set this before creating the dev to allow i8042_command to work right away */
i8042_present = true;
- pdev = platform_create_bundle(&i8042_driver, i8042_probe, NULL, 0, NULL, 0);
- if (IS_ERR(pdev)) {
- err = PTR_ERR(pdev);
+ err = platform_driver_register(&i8042_driver);
+ if (err)
goto err_platform_exit;
+
+ i8042_platform_device = platform_device_alloc("i8042", -1);
+ if (!i8042_platform_device) {
+ err = -ENOMEM;
+ goto err_unregister_driver;
}
+ err = platform_device_add(i8042_platform_device);
+ if (err)
+ goto err_free_device;
+
bus_register_notifier(&serio_bus, &i8042_kbd_bind_notifier_block);
panic_blink = i8042_panic_blink;
return 0;
+err_free_device:
+ platform_device_put(i8042_platform_device);
+err_unregister_driver:
+ platform_driver_unregister(&i8042_driver);
err_platform_exit:
i8042_platform_exit();
return err;
diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 05de92c0293b..eb66cd2689b7 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -1882,7 +1882,7 @@ static int mxt_read_info_block(struct mxt_data *data)
if (error) {
dev_err(&client->dev, "Error %d parsing object table\n", error);
mxt_free_object_table(data);
- goto err_free_mem;
+ return error;
}
data->object_table = (struct mxt_object *)(id_buf + MXT_OBJECT_START);
diff --git a/drivers/input/touchscreen/elants_i2c.c b/drivers/input/touchscreen/elants_i2c.c
index 7e13a66a8a95..879a4d984c90 100644
--- a/drivers/input/touchscreen/elants_i2c.c
+++ b/drivers/input/touchscreen/elants_i2c.c
@@ -117,6 +117,19 @@
#define ELAN_POWERON_DELAY_USEC 500
#define ELAN_RESET_DELAY_MSEC 20
+/* FW boot code version */
+#define BC_VER_H_BYTE_FOR_EKTH3900x1_I2C 0x72
+#define BC_VER_H_BYTE_FOR_EKTH3900x2_I2C 0x82
+#define BC_VER_H_BYTE_FOR_EKTH3900x3_I2C 0x92
+#define BC_VER_H_BYTE_FOR_EKTH5312x1_I2C 0x6D
+#define BC_VER_H_BYTE_FOR_EKTH5312x2_I2C 0x6E
+#define BC_VER_H_BYTE_FOR_EKTH5312cx1_I2C 0x77
+#define BC_VER_H_BYTE_FOR_EKTH5312cx2_I2C 0x78
+#define BC_VER_H_BYTE_FOR_EKTH5312x1_I2C_USB 0x67
+#define BC_VER_H_BYTE_FOR_EKTH5312x2_I2C_USB 0x68
+#define BC_VER_H_BYTE_FOR_EKTH5312cx1_I2C_USB 0x74
+#define BC_VER_H_BYTE_FOR_EKTH5312cx2_I2C_USB 0x75
+
enum elants_chip_id {
EKTH3500,
EKTF3624,
@@ -736,6 +749,37 @@ static int elants_i2c_validate_remark_id(struct elants_data *ts,
return 0;
}
+static bool elants_i2c_should_check_remark_id(struct elants_data *ts)
+{
+ struct i2c_client *client = ts->client;
+ const u8 bootcode_version = ts->iap_version;
+ bool check;
+
+ /* I2C eKTH3900 and eKTH5312 are NOT support Remark ID */
+ if ((bootcode_version == BC_VER_H_BYTE_FOR_EKTH3900x1_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH3900x2_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH3900x3_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312x1_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312x2_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312cx1_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312cx2_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312x1_I2C_USB) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312x2_I2C_USB) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312cx1_I2C_USB) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312cx2_I2C_USB)) {
+ dev_dbg(&client->dev,
+ "eKTH3900/eKTH5312(0x%02x) are not support remark id\n",
+ bootcode_version);
+ check = false;
+ } else if (bootcode_version >= 0x60) {
+ check = true;
+ } else {
+ check = false;
+ }
+
+ return check;
+}
+
static int elants_i2c_do_update_firmware(struct i2c_client *client,
const struct firmware *fw,
bool force)
@@ -749,7 +793,7 @@ static int elants_i2c_do_update_firmware(struct i2c_client *client,
u16 send_id;
int page, n_fw_pages;
int error;
- bool check_remark_id = ts->iap_version >= 0x60;
+ bool check_remark_id = elants_i2c_should_check_remark_id(ts);
/* Recovery mode detection! */
if (force) {
diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
index b5cc91788195..aaa3c455e01e 100644
--- a/drivers/input/touchscreen/goodix.c
+++ b/drivers/input/touchscreen/goodix.c
@@ -102,6 +102,7 @@ static const struct goodix_chip_id goodix_chip_ids[] = {
{ .id = "911", .data = &gt911_chip_data },
{ .id = "9271", .data = &gt911_chip_data },
{ .id = "9110", .data = &gt911_chip_data },
+ { .id = "9111", .data = &gt911_chip_data },
{ .id = "927", .data = &gt911_chip_data },
{ .id = "928", .data = &gt911_chip_data },
@@ -650,10 +651,16 @@ int goodix_reset_no_int_sync(struct goodix_ts_data *ts)
usleep_range(6000, 10000); /* T4: > 5ms */
- /* end select I2C slave addr */
- error = gpiod_direction_input(ts->gpiod_rst);
- if (error)
- goto error;
+ /*
+ * Put the reset pin back in to input / high-impedance mode to save
+ * power. Only do this in the non ACPI case since some ACPI boards
+ * don't have a pull-up, so there the reset pin must stay active-high.
+ */
+ if (ts->irq_pin_access_method == IRQ_PIN_ACCESS_GPIO) {
+ error = gpiod_direction_input(ts->gpiod_rst);
+ if (error)
+ goto error;
+ }
return 0;
@@ -787,6 +794,14 @@ static int goodix_add_acpi_gpio_mappings(struct goodix_ts_data *ts)
return -EINVAL;
}
+ /*
+ * Normally we put the reset pin in input / high-impedance mode to save
+ * power. But some x86/ACPI boards don't have a pull-up, so for the ACPI
+ * case, leave the pin as is. This results in the pin not being touched
+ * at all on x86/ACPI boards, except when needed for error-recover.
+ */
+ ts->gpiod_rst_flags = GPIOD_ASIS;
+
return devm_acpi_dev_add_driver_gpios(dev, gpio_mapping);
}
#else
@@ -812,6 +827,12 @@ static int goodix_get_gpio_config(struct goodix_ts_data *ts)
return -EINVAL;
dev = &ts->client->dev;
+ /*
+ * By default we request the reset pin as input, leaving it in
+ * high-impedance when not resetting the controller to save power.
+ */
+ ts->gpiod_rst_flags = GPIOD_IN;
+
ts->avdd28 = devm_regulator_get(dev, "AVDD28");
if (IS_ERR(ts->avdd28)) {
error = PTR_ERR(ts->avdd28);
@@ -849,7 +870,7 @@ retry_get_irq_gpio:
ts->gpiod_int = gpiod;
/* Get the reset line GPIO pin number */
- gpiod = devm_gpiod_get_optional(dev, GOODIX_GPIO_RST_NAME, GPIOD_IN);
+ gpiod = devm_gpiod_get_optional(dev, GOODIX_GPIO_RST_NAME, ts->gpiod_rst_flags);
if (IS_ERR(gpiod)) {
error = PTR_ERR(gpiod);
if (error != -EPROBE_DEFER)
diff --git a/drivers/input/touchscreen/goodix.h b/drivers/input/touchscreen/goodix.h
index 62138f930d1a..02065d1c3263 100644
--- a/drivers/input/touchscreen/goodix.h
+++ b/drivers/input/touchscreen/goodix.h
@@ -87,6 +87,7 @@ struct goodix_ts_data {
struct gpio_desc *gpiod_rst;
int gpio_count;
int gpio_int_idx;
+ enum gpiod_flags gpiod_rst_flags;
char id[GOODIX_ID_MAX_LEN + 1];
char cfg_name[64];
u16 version;
diff --git a/drivers/input/touchscreen/goodix_fwupload.c b/drivers/input/touchscreen/goodix_fwupload.c
index c1e7a2413078..191d4f38d991 100644
--- a/drivers/input/touchscreen/goodix_fwupload.c
+++ b/drivers/input/touchscreen/goodix_fwupload.c
@@ -207,7 +207,7 @@ static int goodix_firmware_upload(struct goodix_ts_data *ts)
error = goodix_reset_no_int_sync(ts);
if (error)
- return error;
+ goto release;
error = goodix_enter_upload_mode(ts->client);
if (error)
diff --git a/drivers/input/touchscreen/zinitix.c b/drivers/input/touchscreen/zinitix.c
index b8d901099378..1e70b8d2a8d7 100644
--- a/drivers/input/touchscreen/zinitix.c
+++ b/drivers/input/touchscreen/zinitix.c
@@ -488,6 +488,15 @@ static int zinitix_ts_probe(struct i2c_client *client)
return error;
}
+ error = devm_request_threaded_irq(&client->dev, client->irq,
+ NULL, zinitix_ts_irq_handler,
+ IRQF_ONESHOT | IRQF_NO_AUTOEN,
+ client->name, bt541);
+ if (error) {
+ dev_err(&client->dev, "Failed to request IRQ: %d\n", error);
+ return error;
+ }
+
error = zinitix_init_input_dev(bt541);
if (error) {
dev_err(&client->dev,
@@ -513,15 +522,6 @@ static int zinitix_ts_probe(struct i2c_client *client)
return -EINVAL;
}
- error = devm_request_threaded_irq(&client->dev, client->irq,
- NULL, zinitix_ts_irq_handler,
- IRQF_ONESHOT | IRQF_NO_AUTOEN,
- client->name, bt541);
- if (error) {
- dev_err(&client->dev, "Failed to request IRQ: %d\n", error);
- return error;
- }
-
return 0;
}
diff --git a/drivers/isdn/mISDN/core.c b/drivers/isdn/mISDN/core.c
index 55891e420446..a41b4b264594 100644
--- a/drivers/isdn/mISDN/core.c
+++ b/drivers/isdn/mISDN/core.c
@@ -381,7 +381,7 @@ mISDNInit(void)
err = mISDN_inittimer(&debug);
if (err)
goto error2;
- err = l1_init(&debug);
+ err = Isdnl1_Init(&debug);
if (err)
goto error3;
err = Isdnl2_Init(&debug);
@@ -395,7 +395,7 @@ mISDNInit(void)
error5:
Isdnl2_cleanup();
error4:
- l1_cleanup();
+ Isdnl1_cleanup();
error3:
mISDN_timer_cleanup();
error2:
@@ -408,7 +408,7 @@ static void mISDN_cleanup(void)
{
misdn_sock_cleanup();
Isdnl2_cleanup();
- l1_cleanup();
+ Isdnl1_cleanup();
mISDN_timer_cleanup();
class_unregister(&mISDN_class);
diff --git a/drivers/isdn/mISDN/core.h b/drivers/isdn/mISDN/core.h
index 23b44d303327..42599f49c189 100644
--- a/drivers/isdn/mISDN/core.h
+++ b/drivers/isdn/mISDN/core.h
@@ -60,8 +60,8 @@ struct Bprotocol *get_Bprotocol4id(u_int);
extern int mISDN_inittimer(u_int *);
extern void mISDN_timer_cleanup(void);
-extern int l1_init(u_int *);
-extern void l1_cleanup(void);
+extern int Isdnl1_Init(u_int *);
+extern void Isdnl1_cleanup(void);
extern int Isdnl2_Init(u_int *);
extern void Isdnl2_cleanup(void);
diff --git a/drivers/isdn/mISDN/layer1.c b/drivers/isdn/mISDN/layer1.c
index 98a3bc6c1700..7b31c25a550e 100644
--- a/drivers/isdn/mISDN/layer1.c
+++ b/drivers/isdn/mISDN/layer1.c
@@ -398,7 +398,7 @@ create_l1(struct dchannel *dch, dchannel_l1callback *dcb) {
EXPORT_SYMBOL(create_l1);
int
-l1_init(u_int *deb)
+Isdnl1_Init(u_int *deb)
{
debug = deb;
l1fsm_s.state_count = L1S_STATE_COUNT;
@@ -409,7 +409,7 @@ l1_init(u_int *deb)
}
void
-l1_cleanup(void)
+Isdnl1_cleanup(void)
{
mISDN_FsmFree(&l1fsm_s);
}
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index 86b9e355c583..140f35dc0c45 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -1139,6 +1139,7 @@ static void cancel_writeback_rate_update_dwork(struct cached_dev *dc)
static void cached_dev_detach_finish(struct work_struct *w)
{
struct cached_dev *dc = container_of(w, struct cached_dev, detach);
+ struct cache_set *c = dc->disk.c;
BUG_ON(!test_bit(BCACHE_DEV_DETACHING, &dc->disk.flags));
BUG_ON(refcount_read(&dc->count));
@@ -1156,7 +1157,7 @@ static void cached_dev_detach_finish(struct work_struct *w)
bcache_device_detach(&dc->disk);
list_move(&dc->list, &uncached_devices);
- calc_cached_dev_sectors(dc->disk.c);
+ calc_cached_dev_sectors(c);
clear_bit(BCACHE_DEV_DETACHING, &dc->disk.flags);
clear_bit(BCACHE_DEV_UNLINK_DONE, &dc->disk.flags);
diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c
index 6319deccbe09..7af242de3202 100644
--- a/drivers/md/dm-integrity.c
+++ b/drivers/md/dm-integrity.c
@@ -1963,7 +1963,7 @@ static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio,
n_sectors -= bv.bv_len >> SECTOR_SHIFT;
bio_advance_iter(bio, &bio->bi_iter, bv.bv_len);
retry_kmap:
- mem = bvec_kmap_local(&bv);
+ mem = kmap_local_page(bv.bv_page);
if (likely(dio->op == REQ_OP_WRITE))
flush_dcache_page(bv.bv_page);
diff --git a/drivers/md/persistent-data/dm-btree-remove.c b/drivers/md/persistent-data/dm-btree-remove.c
index 70532335c7c7..cb670f16e98e 100644
--- a/drivers/md/persistent-data/dm-btree-remove.c
+++ b/drivers/md/persistent-data/dm-btree-remove.c
@@ -423,9 +423,9 @@ static int rebalance_children(struct shadow_spine *s,
memcpy(n, dm_block_data(child),
dm_bm_block_size(dm_tm_get_bm(info->tm)));
- dm_tm_unlock(info->tm, child);
dm_tm_dec(info->tm, dm_block_location(child));
+ dm_tm_unlock(info->tm, child);
return 0;
}
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 7dc8026cf6ee..85505424f7a4 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1496,12 +1496,13 @@ static void raid1_write_request(struct mddev *mddev, struct bio *bio,
if (!r1_bio->bios[i])
continue;
- if (first_clone && test_bit(WriteMostly, &rdev->flags)) {
+ if (first_clone) {
/* do behind I/O ?
* Not if there are too many, or cannot
* allocate memory, or a reader on WriteMostly
* is waiting for behind writes to flush */
if (bitmap &&
+ test_bit(WriteMostly, &rdev->flags) &&
(atomic_read(&bitmap->behind_writes)
< mddev->bitmap_info.max_write_behind) &&
!waitqueue_active(&bitmap->behind_wait)) {
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 240c5af793dc..368f10405e13 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -2264,7 +2264,7 @@ void mmc_start_host(struct mmc_host *host)
_mmc_detect_change(host, 0, false);
}
-void mmc_stop_host(struct mmc_host *host)
+void __mmc_stop_host(struct mmc_host *host)
{
if (host->slot.cd_irq >= 0) {
mmc_gpio_set_cd_wake(host, false);
@@ -2273,6 +2273,11 @@ void mmc_stop_host(struct mmc_host *host)
host->rescan_disable = 1;
cancel_delayed_work_sync(&host->detect);
+}
+
+void mmc_stop_host(struct mmc_host *host)
+{
+ __mmc_stop_host(host);
/* clear pm flags now and let card drivers set them as needed */
host->pm_flags = 0;
diff --git a/drivers/mmc/core/core.h b/drivers/mmc/core/core.h
index 7931a4f0137d..f5f3f623ea49 100644
--- a/drivers/mmc/core/core.h
+++ b/drivers/mmc/core/core.h
@@ -70,6 +70,7 @@ static inline void mmc_delay(unsigned int ms)
void mmc_rescan(struct work_struct *work);
void mmc_start_host(struct mmc_host *host);
+void __mmc_stop_host(struct mmc_host *host);
void mmc_stop_host(struct mmc_host *host);
void _mmc_detect_change(struct mmc_host *host, unsigned long delay,
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index d4683b1d263f..cf140f4ec864 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -80,9 +80,18 @@ static void mmc_host_classdev_release(struct device *dev)
kfree(host);
}
+static int mmc_host_classdev_shutdown(struct device *dev)
+{
+ struct mmc_host *host = cls_dev_to_mmc_host(dev);
+
+ __mmc_stop_host(host);
+ return 0;
+}
+
static struct class mmc_host_class = {
.name = "mmc_host",
.dev_release = mmc_host_classdev_release,
+ .shutdown_pre = mmc_host_classdev_shutdown,
.pm = MMC_HOST_CLASS_DEV_PM_OPS,
};
diff --git a/drivers/mmc/host/meson-mx-sdhc-mmc.c b/drivers/mmc/host/meson-mx-sdhc-mmc.c
index 7cd9c0ec2fcf..8fdd0bbbfa21 100644
--- a/drivers/mmc/host/meson-mx-sdhc-mmc.c
+++ b/drivers/mmc/host/meson-mx-sdhc-mmc.c
@@ -135,6 +135,7 @@ static void meson_mx_sdhc_start_cmd(struct mmc_host *mmc,
struct mmc_command *cmd)
{
struct meson_mx_sdhc_host *host = mmc_priv(mmc);
+ bool manual_stop = false;
u32 ictl, send;
int pack_len;
@@ -172,12 +173,27 @@ static void meson_mx_sdhc_start_cmd(struct mmc_host *mmc,
else
/* software flush: */
ictl |= MESON_SDHC_ICTL_DATA_XFER_OK;
+
+ /*
+ * Mimic the logic from the vendor driver where (only)
+ * SD_IO_RW_EXTENDED commands with more than one block set the
+ * MESON_SDHC_MISC_MANUAL_STOP bit. This fixes the firmware
+ * download in the brcmfmac driver for a BCM43362/1 card.
+ * Without this sdio_memcpy_toio() (with a size of 219557
+ * bytes) times out if MESON_SDHC_MISC_MANUAL_STOP is not set.
+ */
+ manual_stop = cmd->data->blocks > 1 &&
+ cmd->opcode == SD_IO_RW_EXTENDED;
} else {
pack_len = 0;
ictl |= MESON_SDHC_ICTL_RESP_OK;
}
+ regmap_update_bits(host->regmap, MESON_SDHC_MISC,
+ MESON_SDHC_MISC_MANUAL_STOP,
+ manual_stop ? MESON_SDHC_MISC_MANUAL_STOP : 0);
+
if (cmd->opcode == MMC_STOP_TRANSMISSION)
send |= MESON_SDHC_SEND_DATA_STOP;
diff --git a/drivers/mmc/host/mmci_stm32_sdmmc.c b/drivers/mmc/host/mmci_stm32_sdmmc.c
index fdaa11f92fe6..a75d3dd34d18 100644
--- a/drivers/mmc/host/mmci_stm32_sdmmc.c
+++ b/drivers/mmc/host/mmci_stm32_sdmmc.c
@@ -441,6 +441,8 @@ static int sdmmc_dlyb_phase_tuning(struct mmci_host *host, u32 opcode)
return -EINVAL;
}
+ writel_relaxed(0, dlyb->base + DLYB_CR);
+
phase = end_of_len - max_len / 2;
sdmmc_dlyb_set_cfgr(dlyb, dlyb->unit, phase, false);
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index a5001875876b..9762ffab2e23 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -356,23 +356,6 @@ static void tegra_sdhci_set_tap(struct sdhci_host *host, unsigned int tap)
}
}
-static void tegra_sdhci_hs400_enhanced_strobe(struct mmc_host *mmc,
- struct mmc_ios *ios)
-{
- struct sdhci_host *host = mmc_priv(mmc);
- u32 val;
-
- val = sdhci_readl(host, SDHCI_TEGRA_VENDOR_SYS_SW_CTRL);
-
- if (ios->enhanced_strobe)
- val |= SDHCI_TEGRA_SYS_SW_CTRL_ENHANCED_STROBE;
- else
- val &= ~SDHCI_TEGRA_SYS_SW_CTRL_ENHANCED_STROBE;
-
- sdhci_writel(host, val, SDHCI_TEGRA_VENDOR_SYS_SW_CTRL);
-
-}
-
static void tegra_sdhci_reset(struct sdhci_host *host, u8 mask)
{
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
@@ -793,6 +776,32 @@ static void tegra_sdhci_set_clock(struct sdhci_host *host, unsigned int clock)
}
}
+static void tegra_sdhci_hs400_enhanced_strobe(struct mmc_host *mmc,
+ struct mmc_ios *ios)
+{
+ struct sdhci_host *host = mmc_priv(mmc);
+ u32 val;
+
+ val = sdhci_readl(host, SDHCI_TEGRA_VENDOR_SYS_SW_CTRL);
+
+ if (ios->enhanced_strobe) {
+ val |= SDHCI_TEGRA_SYS_SW_CTRL_ENHANCED_STROBE;
+ /*
+ * When CMD13 is sent from mmc_select_hs400es() after
+ * switching to HS400ES mode, the bus is operating at
+ * either MMC_HIGH_26_MAX_DTR or MMC_HIGH_52_MAX_DTR.
+ * To meet Tegra SDHCI requirement at HS400ES mode, force SDHCI
+ * interface clock to MMC_HS200_MAX_DTR (200 MHz) so that host
+ * controller CAR clock and the interface clock are rate matched.
+ */
+ tegra_sdhci_set_clock(host, MMC_HS200_MAX_DTR);
+ } else {
+ val &= ~SDHCI_TEGRA_SYS_SW_CTRL_ENHANCED_STROBE;
+ }
+
+ sdhci_writel(host, val, SDHCI_TEGRA_VENDOR_SYS_SW_CTRL);
+}
+
static unsigned int tegra_sdhci_get_max_clock(struct sdhci_host *host)
{
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c
index a8fde3bc458f..b93337b5a721 100644
--- a/drivers/net/bonding/bond_options.c
+++ b/drivers/net/bonding/bond_options.c
@@ -1526,7 +1526,7 @@ static int bond_option_ad_actor_system_set(struct bonding *bond,
mac = (u8 *)&newval->value;
}
- if (!is_valid_ether_addr(mac))
+ if (is_multicast_ether_addr(mac))
goto err;
netdev_dbg(bond->dev, "Setting ad_actor_system to %pM\n", mac);
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 14f87f6ac479..cd8462d1e27c 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -768,6 +768,10 @@ static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port,
if ((!mv88e6xxx_port_ppu_updates(chip, port) ||
mode == MLO_AN_FIXED) && ops->port_sync_link)
err = ops->port_sync_link(chip, port, mode, false);
+
+ if (!err && ops->port_set_speed_duplex)
+ err = ops->port_set_speed_duplex(chip, port, SPEED_UNFORCED,
+ DUPLEX_UNFORCED);
mv88e6xxx_reg_unlock(chip);
if (err)
diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c
index d9817b20ea64..ab41619a809b 100644
--- a/drivers/net/dsa/mv88e6xxx/port.c
+++ b/drivers/net/dsa/mv88e6xxx/port.c
@@ -283,7 +283,7 @@ static int mv88e6xxx_port_set_speed_duplex(struct mv88e6xxx_chip *chip,
if (err)
return err;
- if (speed)
+ if (speed != SPEED_UNFORCED)
dev_dbg(chip->dev, "p%d: Speed set to %d Mbps\n", port, speed);
else
dev_dbg(chip->dev, "p%d: Speed unforced\n", port);
@@ -516,7 +516,7 @@ int mv88e6393x_port_set_speed_duplex(struct mv88e6xxx_chip *chip, int port,
if (err)
return err;
- if (speed)
+ if (speed != SPEED_UNFORCED)
dev_dbg(chip->dev, "p%d: Speed set to %d Mbps\n", port, speed);
else
dev_dbg(chip->dev, "p%d: Speed unforced\n", port);
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 7d5d885d85d5..c72f0c7ff4aa 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -1288,26 +1288,22 @@ static int handle_invalid_req_id(struct ena_ring *ring, u16 req_id,
static int validate_tx_req_id(struct ena_ring *tx_ring, u16 req_id)
{
- struct ena_tx_buffer *tx_info = NULL;
+ struct ena_tx_buffer *tx_info;
- if (likely(req_id < tx_ring->ring_size)) {
- tx_info = &tx_ring->tx_buffer_info[req_id];
- if (likely(tx_info->skb))
- return 0;
- }
+ tx_info = &tx_ring->tx_buffer_info[req_id];
+ if (likely(tx_info->skb))
+ return 0;
return handle_invalid_req_id(tx_ring, req_id, tx_info, false);
}
static int validate_xdp_req_id(struct ena_ring *xdp_ring, u16 req_id)
{
- struct ena_tx_buffer *tx_info = NULL;
+ struct ena_tx_buffer *tx_info;
- if (likely(req_id < xdp_ring->ring_size)) {
- tx_info = &xdp_ring->tx_buffer_info[req_id];
- if (likely(tx_info->xdpf))
- return 0;
- }
+ tx_info = &xdp_ring->tx_buffer_info[req_id];
+ if (likely(tx_info->xdpf))
+ return 0;
return handle_invalid_req_id(xdp_ring, req_id, tx_info, true);
}
@@ -1332,9 +1328,14 @@ static int ena_clean_tx_irq(struct ena_ring *tx_ring, u32 budget)
rc = ena_com_tx_comp_req_id_get(tx_ring->ena_com_io_cq,
&req_id);
- if (rc)
+ if (rc) {
+ if (unlikely(rc == -EINVAL))
+ handle_invalid_req_id(tx_ring, req_id, NULL,
+ false);
break;
+ }
+ /* validate that the request id points to a valid skb */
rc = validate_tx_req_id(tx_ring, req_id);
if (rc)
break;
@@ -1427,6 +1428,7 @@ static struct sk_buff *ena_rx_skb(struct ena_ring *rx_ring,
u16 *next_to_clean)
{
struct ena_rx_buffer *rx_info;
+ struct ena_adapter *adapter;
u16 len, req_id, buf = 0;
struct sk_buff *skb;
void *page_addr;
@@ -1439,8 +1441,14 @@ static struct sk_buff *ena_rx_skb(struct ena_ring *rx_ring,
rx_info = &rx_ring->rx_buffer_info[req_id];
if (unlikely(!rx_info->page)) {
- netif_err(rx_ring->adapter, rx_err, rx_ring->netdev,
- "Page is NULL\n");
+ adapter = rx_ring->adapter;
+ netif_err(adapter, rx_err, rx_ring->netdev,
+ "Page is NULL. qid %u req_id %u\n", rx_ring->qid, req_id);
+ ena_increase_stat(&rx_ring->rx_stats.bad_req_id, 1, &rx_ring->syncp);
+ adapter->reset_reason = ENA_REGS_RESET_INV_RX_REQ_ID;
+ /* Make sure reset reason is set before triggering the reset */
+ smp_mb__before_atomic();
+ set_bit(ENA_FLAG_TRIGGER_RESET, &adapter->flags);
return NULL;
}
@@ -1896,9 +1904,14 @@ static int ena_clean_xdp_irq(struct ena_ring *xdp_ring, u32 budget)
rc = ena_com_tx_comp_req_id_get(xdp_ring->ena_com_io_cq,
&req_id);
- if (rc)
+ if (rc) {
+ if (unlikely(rc == -EINVAL))
+ handle_invalid_req_id(xdp_ring, req_id, NULL,
+ true);
break;
+ }
+ /* validate that the request id points to a valid xdp_frame */
rc = validate_xdp_req_id(xdp_ring, req_id);
if (rc)
break;
@@ -4013,10 +4026,6 @@ static u32 ena_calc_max_io_queue_num(struct pci_dev *pdev,
max_num_io_queues = min_t(u32, max_num_io_queues, io_tx_cq_num);
/* 1 IRQ for mgmnt and 1 IRQs for each IO direction */
max_num_io_queues = min_t(u32, max_num_io_queues, pci_msix_vec_count(pdev) - 1);
- if (unlikely(!max_num_io_queues)) {
- dev_err(&pdev->dev, "The device doesn't have io queues\n");
- return -EFAULT;
- }
return max_num_io_queues;
}
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
index 81b3756417ec..77e76c9efd32 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
@@ -366,6 +366,10 @@ int aq_ring_rx_clean(struct aq_ring_s *self,
if (!buff->is_eop) {
buff_ = buff;
do {
+ if (buff_->next >= self->size) {
+ err = -EIO;
+ goto err_exit;
+ }
next_ = buff_->next,
buff_ = &self->buff_ring[next_];
is_rsc_completed =
@@ -389,6 +393,10 @@ int aq_ring_rx_clean(struct aq_ring_s *self,
(buff->is_lro && buff->is_cso_err)) {
buff_ = buff;
do {
+ if (buff_->next >= self->size) {
+ err = -EIO;
+ goto err_exit;
+ }
next_ = buff_->next,
buff_ = &self->buff_ring[next_];
diff --git a/drivers/net/ethernet/atheros/ag71xx.c b/drivers/net/ethernet/atheros/ag71xx.c
index 88d2ab748399..4579ddf9c427 100644
--- a/drivers/net/ethernet/atheros/ag71xx.c
+++ b/drivers/net/ethernet/atheros/ag71xx.c
@@ -1913,15 +1913,12 @@ static int ag71xx_probe(struct platform_device *pdev)
ag->mac_reset = devm_reset_control_get(&pdev->dev, "mac");
if (IS_ERR(ag->mac_reset)) {
netif_err(ag, probe, ndev, "missing mac reset\n");
- err = PTR_ERR(ag->mac_reset);
- goto err_free;
+ return PTR_ERR(ag->mac_reset);
}
ag->mac_base = devm_ioremap(&pdev->dev, res->start, resource_size(res));
- if (!ag->mac_base) {
- err = -ENOMEM;
- goto err_free;
- }
+ if (!ag->mac_base)
+ return -ENOMEM;
ndev->irq = platform_get_irq(pdev, 0);
err = devm_request_irq(&pdev->dev, ndev->irq, ag71xx_interrupt,
@@ -1929,7 +1926,7 @@ static int ag71xx_probe(struct platform_device *pdev)
if (err) {
netif_err(ag, probe, ndev, "unable to request IRQ %d\n",
ndev->irq);
- goto err_free;
+ return err;
}
ndev->netdev_ops = &ag71xx_netdev_ops;
@@ -1957,10 +1954,8 @@ static int ag71xx_probe(struct platform_device *pdev)
ag->stop_desc = dmam_alloc_coherent(&pdev->dev,
sizeof(struct ag71xx_desc),
&ag->stop_desc_dma, GFP_KERNEL);
- if (!ag->stop_desc) {
- err = -ENOMEM;
- goto err_free;
- }
+ if (!ag->stop_desc)
+ return -ENOMEM;
ag->stop_desc->data = 0;
ag->stop_desc->ctrl = 0;
@@ -1975,7 +1970,7 @@ static int ag71xx_probe(struct platform_device *pdev)
err = of_get_phy_mode(np, &ag->phy_if_mode);
if (err) {
netif_err(ag, probe, ndev, "missing phy-mode property in DT\n");
- goto err_free;
+ return err;
}
netif_napi_add(ndev, &ag->napi, ag71xx_poll, AG71XX_NAPI_WEIGHT);
@@ -1983,7 +1978,7 @@ static int ag71xx_probe(struct platform_device *pdev)
err = clk_prepare_enable(ag->clk_eth);
if (err) {
netif_err(ag, probe, ndev, "Failed to enable eth clk.\n");
- goto err_free;
+ return err;
}
ag71xx_wr(ag, AG71XX_REG_MAC_CFG1, 0);
@@ -2019,8 +2014,6 @@ err_mdio_remove:
ag71xx_mdio_remove(ag);
err_put_clk:
clk_disable_unprepare(ag->clk_eth);
-err_free:
- free_netdev(ndev);
return err;
}
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index 40933bf5a710..60dde29974bf 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -1309,11 +1309,11 @@ static netdev_tx_t bcm_sysport_xmit(struct sk_buff *skb,
struct bcm_sysport_priv *priv = netdev_priv(dev);
struct device *kdev = &priv->pdev->dev;
struct bcm_sysport_tx_ring *ring;
+ unsigned long flags, desc_flags;
struct bcm_sysport_cb *cb;
struct netdev_queue *txq;
u32 len_status, addr_lo;
unsigned int skb_len;
- unsigned long flags;
dma_addr_t mapping;
u16 queue;
int ret;
@@ -1373,8 +1373,10 @@ static netdev_tx_t bcm_sysport_xmit(struct sk_buff *skb,
ring->desc_count--;
/* Ports are latched, so write upper address first */
+ spin_lock_irqsave(&priv->desc_lock, desc_flags);
tdma_writel(priv, len_status, TDMA_WRITE_PORT_HI(ring->index));
tdma_writel(priv, addr_lo, TDMA_WRITE_PORT_LO(ring->index));
+ spin_unlock_irqrestore(&priv->desc_lock, desc_flags);
/* Check ring space and update SW control flow */
if (ring->desc_count == 0)
@@ -2013,6 +2015,7 @@ static int bcm_sysport_open(struct net_device *dev)
}
/* Initialize both hardware and software ring */
+ spin_lock_init(&priv->desc_lock);
for (i = 0; i < dev->num_tx_queues; i++) {
ret = bcm_sysport_init_tx_ring(priv, i);
if (ret) {
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.h b/drivers/net/ethernet/broadcom/bcmsysport.h
index 984f76e74b43..16b73bb9acc7 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.h
+++ b/drivers/net/ethernet/broadcom/bcmsysport.h
@@ -711,6 +711,7 @@ struct bcm_sysport_priv {
int wol_irq;
/* Transmit rings */
+ spinlock_t desc_lock;
struct bcm_sysport_tx_ring *tx_rings;
/* Receive queue */
diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c
index 5f259641437a..c888ddee1fc4 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmmii.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c
@@ -589,9 +589,9 @@ static int bcmgenet_mii_pd_init(struct bcmgenet_priv *priv)
* Internal or external PHY with MDIO access
*/
phydev = phy_attach(priv->dev, phy_name, pd->phy_interface);
- if (!phydev) {
+ if (IS_ERR(phydev)) {
dev_err(kdev, "failed to register PHY device\n");
- return -ENODEV;
+ return PTR_ERR(phydev);
}
} else {
/*
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h
index 2085844227fe..e54e70ebdd05 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h
@@ -388,6 +388,8 @@ struct dpaa2_eth_ch_stats {
__u64 bytes_per_cdan;
};
+#define DPAA2_ETH_CH_STATS 7
+
/* Maximum number of queues associated with a DPNI */
#define DPAA2_ETH_MAX_TCS 8
#define DPAA2_ETH_MAX_RX_QUEUES_PER_TC 16
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c
index adb8ce5306ee..3fdbf87dccb1 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c
@@ -278,7 +278,7 @@ static void dpaa2_eth_get_ethtool_stats(struct net_device *net_dev,
/* Per-channel stats */
for (k = 0; k < priv->num_channels; k++) {
ch_stats = &priv->channel[k]->stats;
- for (j = 0; j < sizeof(*ch_stats) / sizeof(__u64) - 1; j++)
+ for (j = 0; j < DPAA2_ETH_CH_STATS; j++)
*((__u64 *)data + i + j) += *((__u64 *)ch_stats + j);
}
i += j;
diff --git a/drivers/net/ethernet/freescale/fman/fman_port.c b/drivers/net/ethernet/freescale/fman/fman_port.c
index d9baac0dbc7d..4c9d05c45c03 100644
--- a/drivers/net/ethernet/freescale/fman/fman_port.c
+++ b/drivers/net/ethernet/freescale/fman/fman_port.c
@@ -1805,7 +1805,7 @@ static int fman_port_probe(struct platform_device *of_dev)
fman = dev_get_drvdata(&fm_pdev->dev);
if (!fman) {
err = -EINVAL;
- goto return_err;
+ goto put_device;
}
err = of_property_read_u32(port_node, "cell-index", &val);
@@ -1813,7 +1813,7 @@ static int fman_port_probe(struct platform_device *of_dev)
dev_err(port->dev, "%s: reading cell-index for %pOF failed\n",
__func__, port_node);
err = -EINVAL;
- goto return_err;
+ goto put_device;
}
port_id = (u8)val;
port->dts_params.id = port_id;
@@ -1847,7 +1847,7 @@ static int fman_port_probe(struct platform_device *of_dev)
} else {
dev_err(port->dev, "%s: Illegal port type\n", __func__);
err = -EINVAL;
- goto return_err;
+ goto put_device;
}
port->dts_params.type = port_type;
@@ -1861,7 +1861,7 @@ static int fman_port_probe(struct platform_device *of_dev)
dev_err(port->dev, "%s: incorrect qman-channel-id\n",
__func__);
err = -EINVAL;
- goto return_err;
+ goto put_device;
}
port->dts_params.qman_channel_id = qman_channel_id;
}
@@ -1871,7 +1871,7 @@ static int fman_port_probe(struct platform_device *of_dev)
dev_err(port->dev, "%s: of_address_to_resource() failed\n",
__func__);
err = -ENOMEM;
- goto return_err;
+ goto put_device;
}
port->dts_params.fman = fman;
@@ -1896,6 +1896,8 @@ static int fman_port_probe(struct platform_device *of_dev)
return 0;
+put_device:
+ put_device(&fm_pdev->dev);
return_err:
of_node_put(port_node);
free_port:
diff --git a/drivers/net/ethernet/freescale/xgmac_mdio.c b/drivers/net/ethernet/freescale/xgmac_mdio.c
index 0b68852379da..5b8b9bcf41a2 100644
--- a/drivers/net/ethernet/freescale/xgmac_mdio.c
+++ b/drivers/net/ethernet/freescale/xgmac_mdio.c
@@ -47,7 +47,6 @@ struct tgec_mdio_controller {
#define MDIO_CTL_READ BIT(15)
#define MDIO_DATA(x) (x & 0xffff)
-#define MDIO_DATA_BSY BIT(31)
struct mdio_fsl_priv {
struct tgec_mdio_controller __iomem *mdio_base;
diff --git a/drivers/net/ethernet/google/gve/gve_adminq.c b/drivers/net/ethernet/google/gve/gve_adminq.c
index 83ae56c310d3..326b56b49216 100644
--- a/drivers/net/ethernet/google/gve/gve_adminq.c
+++ b/drivers/net/ethernet/google/gve/gve_adminq.c
@@ -738,10 +738,7 @@ int gve_adminq_describe_device(struct gve_priv *priv)
* is not set to GqiRda, choose the queue format in a priority order:
* DqoRda, GqiRda, GqiQpl. Use GqiQpl as default.
*/
- if (priv->queue_format == GVE_GQI_RDA_FORMAT) {
- dev_info(&priv->pdev->dev,
- "Driver is running with GQI RDA queue format.\n");
- } else if (dev_op_dqo_rda) {
+ if (dev_op_dqo_rda) {
priv->queue_format = GVE_DQO_RDA_FORMAT;
dev_info(&priv->pdev->dev,
"Driver is running with DQO RDA queue format.\n");
@@ -753,6 +750,9 @@ int gve_adminq_describe_device(struct gve_priv *priv)
"Driver is running with GQI RDA queue format.\n");
supported_features_mask =
be32_to_cpu(dev_op_gqi_rda->supported_features_mask);
+ } else if (priv->queue_format == GVE_GQI_RDA_FORMAT) {
+ dev_info(&priv->pdev->dev,
+ "Driver is running with GQI RDA queue format.\n");
} else {
priv->queue_format = GVE_GQI_QPL_FORMAT;
if (dev_op_gqi_qpl)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index 3f7a9a4c59d5..63f5abcc6bf4 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -839,6 +839,8 @@ struct hnae3_handle {
u8 netdev_flags;
struct dentry *hnae3_dbgfs;
+ /* protects concurrent contention between debugfs commands */
+ struct mutex dbgfs_lock;
/* Network interface message level enabled bits */
u32 msg_enable;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
index 081295bff765..c381f8af67f0 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
@@ -1226,6 +1226,7 @@ static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer,
if (ret)
return ret;
+ mutex_lock(&handle->dbgfs_lock);
save_buf = &hns3_dbg_cmd[index].buf;
if (!test_bit(HNS3_NIC_STATE_INITED, &priv->state) ||
@@ -1238,15 +1239,15 @@ static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer,
read_buf = *save_buf;
} else {
read_buf = kvzalloc(hns3_dbg_cmd[index].buf_len, GFP_KERNEL);
- if (!read_buf)
- return -ENOMEM;
+ if (!read_buf) {
+ ret = -ENOMEM;
+ goto out;
+ }
/* save the buffer addr until the last read operation */
*save_buf = read_buf;
- }
- /* get data ready for the first time to read */
- if (!*ppos) {
+ /* get data ready for the first time to read */
ret = hns3_dbg_read_cmd(dbg_data, hns3_dbg_cmd[index].cmd,
read_buf, hns3_dbg_cmd[index].buf_len);
if (ret)
@@ -1255,8 +1256,10 @@ static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer,
size = simple_read_from_buffer(buffer, count, ppos, read_buf,
strlen(read_buf));
- if (size > 0)
+ if (size > 0) {
+ mutex_unlock(&handle->dbgfs_lock);
return size;
+ }
out:
/* free the buffer for the last read operation */
@@ -1265,6 +1268,7 @@ out:
*save_buf = NULL;
}
+ mutex_unlock(&handle->dbgfs_lock);
return ret;
}
@@ -1337,6 +1341,8 @@ int hns3_dbg_init(struct hnae3_handle *handle)
debugfs_create_dir(hns3_dbg_dentry[i].name,
handle->hnae3_dbgfs);
+ mutex_init(&handle->dbgfs_lock);
+
for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++) {
if ((hns3_dbg_cmd[i].cmd == HNAE3_DBG_CMD_TM_NODES &&
ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2) ||
@@ -1363,6 +1369,7 @@ int hns3_dbg_init(struct hnae3_handle *handle)
return 0;
out:
+ mutex_destroy(&handle->dbgfs_lock);
debugfs_remove_recursive(handle->hnae3_dbgfs);
handle->hnae3_dbgfs = NULL;
return ret;
@@ -1378,6 +1385,7 @@ void hns3_dbg_uninit(struct hnae3_handle *handle)
hns3_dbg_cmd[i].buf = NULL;
}
+ mutex_destroy(&handle->dbgfs_lock);
debugfs_remove_recursive(handle->hnae3_dbgfs);
handle->hnae3_dbgfs = NULL;
}
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c
index fdc66fae0960..c5ac6ecf36e1 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c
@@ -114,7 +114,8 @@ int hclgevf_send_mbx_msg(struct hclgevf_dev *hdev,
memcpy(&req->msg, send_msg, sizeof(struct hclge_vf_to_pf_msg));
- trace_hclge_vf_mbx_send(hdev, req);
+ if (test_bit(HCLGEVF_STATE_NIC_REGISTERED, &hdev->state))
+ trace_hclge_vf_mbx_send(hdev, req);
/* synchronous send */
if (need_resp) {
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index e118cf9265c7..61afc220fc6c 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -99,6 +99,24 @@ MODULE_LICENSE("GPL v2");
static struct workqueue_struct *i40e_wq;
+static void netdev_hw_addr_refcnt(struct i40e_mac_filter *f,
+ struct net_device *netdev, int delta)
+{
+ struct netdev_hw_addr *ha;
+
+ if (!f || !netdev)
+ return;
+
+ netdev_for_each_mc_addr(ha, netdev) {
+ if (ether_addr_equal(ha->addr, f->macaddr)) {
+ ha->refcount += delta;
+ if (ha->refcount <= 0)
+ ha->refcount = 1;
+ break;
+ }
+ }
+}
+
/**
* i40e_allocate_dma_mem_d - OS specific memory alloc for shared code
* @hw: pointer to the HW structure
@@ -2036,6 +2054,7 @@ static void i40e_undo_add_filter_entries(struct i40e_vsi *vsi,
hlist_for_each_entry_safe(new, h, from, hlist) {
/* We can simply free the wrapper structure */
hlist_del(&new->hlist);
+ netdev_hw_addr_refcnt(new->f, vsi->netdev, -1);
kfree(new);
}
}
@@ -2383,6 +2402,10 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
&tmp_add_list,
&tmp_del_list,
vlan_filters);
+
+ hlist_for_each_entry(new, &tmp_add_list, hlist)
+ netdev_hw_addr_refcnt(new->f, vsi->netdev, 1);
+
if (retval)
goto err_no_memory_locked;
@@ -2515,6 +2538,7 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
if (new->f->state == I40E_FILTER_NEW)
new->f->state = new->state;
hlist_del(&new->hlist);
+ netdev_hw_addr_refcnt(new->f, vsi->netdev, -1);
kfree(new);
}
spin_unlock_bh(&vsi->mac_filter_hash_lock);
@@ -8717,6 +8741,27 @@ int i40e_open(struct net_device *netdev)
}
/**
+ * i40e_netif_set_realnum_tx_rx_queues - Update number of tx/rx queues
+ * @vsi: vsi structure
+ *
+ * This updates netdev's number of tx/rx queues
+ *
+ * Returns status of setting tx/rx queues
+ **/
+static int i40e_netif_set_realnum_tx_rx_queues(struct i40e_vsi *vsi)
+{
+ int ret;
+
+ ret = netif_set_real_num_rx_queues(vsi->netdev,
+ vsi->num_queue_pairs);
+ if (ret)
+ return ret;
+
+ return netif_set_real_num_tx_queues(vsi->netdev,
+ vsi->num_queue_pairs);
+}
+
+/**
* i40e_vsi_open -
* @vsi: the VSI to open
*
@@ -8752,13 +8797,7 @@ int i40e_vsi_open(struct i40e_vsi *vsi)
goto err_setup_rx;
/* Notify the stack of the actual queue counts. */
- err = netif_set_real_num_tx_queues(vsi->netdev,
- vsi->num_queue_pairs);
- if (err)
- goto err_set_queues;
-
- err = netif_set_real_num_rx_queues(vsi->netdev,
- vsi->num_queue_pairs);
+ err = i40e_netif_set_realnum_tx_rx_queues(vsi);
if (err)
goto err_set_queues;
@@ -14151,6 +14190,9 @@ struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type,
ret = i40e_config_netdev(vsi);
if (ret)
goto err_netdev;
+ ret = i40e_netif_set_realnum_tx_rx_queues(vsi);
+ if (ret)
+ goto err_netdev;
ret = register_netdev(vsi->netdev);
if (ret)
goto err_netdev;
@@ -15451,8 +15493,8 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR &&
hw->aq.api_min_ver > I40E_FW_MINOR_VERSION(hw))
- dev_info(&pdev->dev,
- "The driver for the device detected a newer version of the NVM image v%u.%u than expected v%u.%u. Please install the most recent version of the network driver.\n",
+ dev_dbg(&pdev->dev,
+ "The driver for the device detected a newer version of the NVM image v%u.%u than v%u.%u.\n",
hw->aq.api_maj_ver,
hw->aq.api_min_ver,
I40E_FW_API_VERSION_MAJOR,
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 2ea4deb8fc44..048f1678ab8a 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -1877,17 +1877,19 @@ sriov_configure_out:
/***********************virtual channel routines******************/
/**
- * i40e_vc_send_msg_to_vf
+ * i40e_vc_send_msg_to_vf_ex
* @vf: pointer to the VF info
* @v_opcode: virtual channel opcode
* @v_retval: virtual channel return value
* @msg: pointer to the msg buffer
* @msglen: msg length
+ * @is_quiet: true for not printing unsuccessful return values, false otherwise
*
* send msg to VF
**/
-static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode,
- u32 v_retval, u8 *msg, u16 msglen)
+static int i40e_vc_send_msg_to_vf_ex(struct i40e_vf *vf, u32 v_opcode,
+ u32 v_retval, u8 *msg, u16 msglen,
+ bool is_quiet)
{
struct i40e_pf *pf;
struct i40e_hw *hw;
@@ -1903,7 +1905,7 @@ static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode,
abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id;
/* single place to detect unsuccessful return values */
- if (v_retval) {
+ if (v_retval && !is_quiet) {
vf->num_invalid_msgs++;
dev_info(&pf->pdev->dev, "VF %d failed opcode %d, retval: %d\n",
vf->vf_id, v_opcode, v_retval);
@@ -1934,6 +1936,23 @@ static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode,
}
/**
+ * i40e_vc_send_msg_to_vf
+ * @vf: pointer to the VF info
+ * @v_opcode: virtual channel opcode
+ * @v_retval: virtual channel return value
+ * @msg: pointer to the msg buffer
+ * @msglen: msg length
+ *
+ * send msg to VF
+ **/
+static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode,
+ u32 v_retval, u8 *msg, u16 msglen)
+{
+ return i40e_vc_send_msg_to_vf_ex(vf, v_opcode, v_retval,
+ msg, msglen, false);
+}
+
+/**
* i40e_vc_send_resp_to_vf
* @vf: pointer to the VF info
* @opcode: operation code
@@ -2695,6 +2714,7 @@ error_param:
* i40e_check_vf_permission
* @vf: pointer to the VF info
* @al: MAC address list from virtchnl
+ * @is_quiet: set true for printing msg without opcode info, false otherwise
*
* Check that the given list of MAC addresses is allowed. Will return -EPERM
* if any address in the list is not valid. Checks the following conditions:
@@ -2709,13 +2729,15 @@ error_param:
* addresses might not be accurate.
**/
static inline int i40e_check_vf_permission(struct i40e_vf *vf,
- struct virtchnl_ether_addr_list *al)
+ struct virtchnl_ether_addr_list *al,
+ bool *is_quiet)
{
struct i40e_pf *pf = vf->pf;
struct i40e_vsi *vsi = pf->vsi[vf->lan_vsi_idx];
int mac2add_cnt = 0;
int i;
+ *is_quiet = false;
for (i = 0; i < al->num_elements; i++) {
struct i40e_mac_filter *f;
u8 *addr = al->list[i].addr;
@@ -2739,6 +2761,7 @@ static inline int i40e_check_vf_permission(struct i40e_vf *vf,
!ether_addr_equal(addr, vf->default_lan_addr.addr)) {
dev_err(&pf->pdev->dev,
"VF attempting to override administratively set MAC address, bring down and up the VF interface to resume normal operation\n");
+ *is_quiet = true;
return -EPERM;
}
@@ -2775,6 +2798,7 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg)
(struct virtchnl_ether_addr_list *)msg;
struct i40e_pf *pf = vf->pf;
struct i40e_vsi *vsi = NULL;
+ bool is_quiet = false;
i40e_status ret = 0;
int i;
@@ -2791,7 +2815,7 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg)
*/
spin_lock_bh(&vsi->mac_filter_hash_lock);
- ret = i40e_check_vf_permission(vf, al);
+ ret = i40e_check_vf_permission(vf, al, &is_quiet);
if (ret) {
spin_unlock_bh(&vsi->mac_filter_hash_lock);
goto error_param;
@@ -2829,8 +2853,8 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg)
error_param:
/* send the response to the VF */
- return i40e_vc_send_resp_to_vf(vf, VIRTCHNL_OP_ADD_ETH_ADDR,
- ret);
+ return i40e_vc_send_msg_to_vf_ex(vf, VIRTCHNL_OP_ADD_ETH_ADDR,
+ ret, NULL, 0, is_quiet);
}
/**
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index cfdbf8c08d18..e4439b095533 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -2046,6 +2046,7 @@ static void iavf_watchdog_task(struct work_struct *work)
}
adapter->aq_required = 0;
adapter->current_op = VIRTCHNL_OP_UNKNOWN;
+ mutex_unlock(&adapter->crit_lock);
queue_delayed_work(iavf_wq,
&adapter->watchdog_task,
msecs_to_jiffies(10));
@@ -2076,16 +2077,14 @@ static void iavf_watchdog_task(struct work_struct *work)
iavf_detect_recover_hung(&adapter->vsi);
break;
case __IAVF_REMOVE:
- mutex_unlock(&adapter->crit_lock);
- return;
default:
+ mutex_unlock(&adapter->crit_lock);
return;
}
/* check for hw reset */
reg_val = rd32(hw, IAVF_VF_ARQLEN1) & IAVF_VF_ARQLEN1_ARQENABLE_MASK;
if (!reg_val) {
- iavf_change_state(adapter, __IAVF_RESETTING);
adapter->flags |= IAVF_FLAG_RESET_PENDING;
adapter->aq_required = 0;
adapter->current_op = VIRTCHNL_OP_UNKNOWN;
@@ -2709,8 +2708,11 @@ static int iavf_validate_ch_config(struct iavf_adapter *adapter,
total_max_rate += tx_rate;
num_qps += mqprio_qopt->qopt.count[i];
}
- if (num_qps > IAVF_MAX_REQ_QUEUES)
+ if (num_qps > adapter->num_active_queues) {
+ dev_err(&adapter->pdev->dev,
+ "Cannot support requested number of queues\n");
return -EINVAL;
+ }
ret = iavf_validate_tx_bandwidth(adapter, total_max_rate);
return ret;
diff --git a/drivers/net/ethernet/intel/ice/ice_base.c b/drivers/net/ethernet/intel/ice/ice_base.c
index 1efc635cc0f5..fafe020e46ee 100644
--- a/drivers/net/ethernet/intel/ice/ice_base.c
+++ b/drivers/net/ethernet/intel/ice/ice_base.c
@@ -6,6 +6,18 @@
#include "ice_lib.h"
#include "ice_dcb_lib.h"
+static bool ice_alloc_rx_buf_zc(struct ice_rx_ring *rx_ring)
+{
+ rx_ring->xdp_buf = kcalloc(rx_ring->count, sizeof(*rx_ring->xdp_buf), GFP_KERNEL);
+ return !!rx_ring->xdp_buf;
+}
+
+static bool ice_alloc_rx_buf(struct ice_rx_ring *rx_ring)
+{
+ rx_ring->rx_buf = kcalloc(rx_ring->count, sizeof(*rx_ring->rx_buf), GFP_KERNEL);
+ return !!rx_ring->rx_buf;
+}
+
/**
* __ice_vsi_get_qs_contig - Assign a contiguous chunk of queues to VSI
* @qs_cfg: gathered variables needed for PF->VSI queues assignment
@@ -492,8 +504,11 @@ int ice_vsi_cfg_rxq(struct ice_rx_ring *ring)
xdp_rxq_info_reg(&ring->xdp_rxq, ring->netdev,
ring->q_index, ring->q_vector->napi.napi_id);
+ kfree(ring->rx_buf);
ring->xsk_pool = ice_xsk_pool(ring);
if (ring->xsk_pool) {
+ if (!ice_alloc_rx_buf_zc(ring))
+ return -ENOMEM;
xdp_rxq_info_unreg_mem_model(&ring->xdp_rxq);
ring->rx_buf_len =
@@ -508,6 +523,8 @@ int ice_vsi_cfg_rxq(struct ice_rx_ring *ring)
dev_info(dev, "Registered XDP mem model MEM_TYPE_XSK_BUFF_POOL on Rx ring %d\n",
ring->q_index);
} else {
+ if (!ice_alloc_rx_buf(ring))
+ return -ENOMEM;
if (!xdp_rxq_info_is_reg(&ring->xdp_rxq))
/* coverity[check_return] */
xdp_rxq_info_reg(&ring->xdp_rxq,
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c
index bf7247c6f58e..442b031b0edc 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp.c
+++ b/drivers/net/ethernet/intel/ice/ice_ptp.c
@@ -705,7 +705,7 @@ static int ice_ptp_adjfine(struct ptp_clock_info *info, long scaled_ppm)
scaled_ppm = -scaled_ppm;
}
- while ((u64)scaled_ppm > div_u64(U64_MAX, incval)) {
+ while ((u64)scaled_ppm > div64_u64(U64_MAX, incval)) {
/* handle overflow by scaling down the scaled_ppm and
* the divisor, losing some precision
*/
@@ -1540,19 +1540,16 @@ static void ice_ptp_tx_tstamp_work(struct kthread_work *work)
if (err)
continue;
- /* Check if the timestamp is valid */
- if (!(raw_tstamp & ICE_PTP_TS_VALID))
+ /* Check if the timestamp is invalid or stale */
+ if (!(raw_tstamp & ICE_PTP_TS_VALID) ||
+ raw_tstamp == tx->tstamps[idx].cached_tstamp)
continue;
- /* clear the timestamp register, so that it won't show valid
- * again when re-used.
- */
- ice_clear_phy_tstamp(hw, tx->quad, phy_idx);
-
/* The timestamp is valid, so we'll go ahead and clear this
* index and then send the timestamp up to the stack.
*/
spin_lock(&tx->lock);
+ tx->tstamps[idx].cached_tstamp = raw_tstamp;
clear_bit(idx, tx->in_use);
skb = tx->tstamps[idx].skb;
tx->tstamps[idx].skb = NULL;
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.h b/drivers/net/ethernet/intel/ice/ice_ptp.h
index f71ad317d6c8..53c15fc9d996 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp.h
+++ b/drivers/net/ethernet/intel/ice/ice_ptp.h
@@ -55,15 +55,21 @@ struct ice_perout_channel {
* struct ice_tx_tstamp - Tracking for a single Tx timestamp
* @skb: pointer to the SKB for this timestamp request
* @start: jiffies when the timestamp was first requested
+ * @cached_tstamp: last read timestamp
*
* This structure tracks a single timestamp request. The SKB pointer is
* provided when initiating a request. The start time is used to ensure that
* we discard old requests that were not fulfilled within a 2 second time
* window.
+ * Timestamp values in the PHY are read only and do not get cleared except at
+ * hardware reset or when a new timestamp value is captured. The cached_tstamp
+ * field is used to detect the case where a new timestamp has not yet been
+ * captured, ensuring that we avoid sending stale timestamp data to the stack.
*/
struct ice_tx_tstamp {
struct sk_buff *skb;
unsigned long start;
+ u64 cached_tstamp;
};
/**
diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.c b/drivers/net/ethernet/intel/ice/ice_txrx.c
index bc3ba19dc88f..dccf09eefc75 100644
--- a/drivers/net/ethernet/intel/ice/ice_txrx.c
+++ b/drivers/net/ethernet/intel/ice/ice_txrx.c
@@ -419,7 +419,10 @@ void ice_clean_rx_ring(struct ice_rx_ring *rx_ring)
}
rx_skip_free:
- memset(rx_ring->rx_buf, 0, sizeof(*rx_ring->rx_buf) * rx_ring->count);
+ if (rx_ring->xsk_pool)
+ memset(rx_ring->xdp_buf, 0, array_size(rx_ring->count, sizeof(*rx_ring->xdp_buf)));
+ else
+ memset(rx_ring->rx_buf, 0, array_size(rx_ring->count, sizeof(*rx_ring->rx_buf)));
/* Zero out the descriptor ring */
size = ALIGN(rx_ring->count * sizeof(union ice_32byte_rx_desc),
@@ -446,8 +449,13 @@ void ice_free_rx_ring(struct ice_rx_ring *rx_ring)
if (xdp_rxq_info_is_reg(&rx_ring->xdp_rxq))
xdp_rxq_info_unreg(&rx_ring->xdp_rxq);
rx_ring->xdp_prog = NULL;
- devm_kfree(rx_ring->dev, rx_ring->rx_buf);
- rx_ring->rx_buf = NULL;
+ if (rx_ring->xsk_pool) {
+ kfree(rx_ring->xdp_buf);
+ rx_ring->xdp_buf = NULL;
+ } else {
+ kfree(rx_ring->rx_buf);
+ rx_ring->rx_buf = NULL;
+ }
if (rx_ring->desc) {
size = ALIGN(rx_ring->count * sizeof(union ice_32byte_rx_desc),
@@ -475,8 +483,7 @@ int ice_setup_rx_ring(struct ice_rx_ring *rx_ring)
/* warn if we are about to overwrite the pointer */
WARN_ON(rx_ring->rx_buf);
rx_ring->rx_buf =
- devm_kcalloc(dev, sizeof(*rx_ring->rx_buf), rx_ring->count,
- GFP_KERNEL);
+ kcalloc(rx_ring->count, sizeof(*rx_ring->rx_buf), GFP_KERNEL);
if (!rx_ring->rx_buf)
return -ENOMEM;
@@ -505,7 +512,7 @@ int ice_setup_rx_ring(struct ice_rx_ring *rx_ring)
return 0;
err:
- devm_kfree(dev, rx_ring->rx_buf);
+ kfree(rx_ring->rx_buf);
rx_ring->rx_buf = NULL;
return -ENOMEM;
}
diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.h b/drivers/net/ethernet/intel/ice/ice_txrx.h
index c56dd1749903..b7b3bd4816f0 100644
--- a/drivers/net/ethernet/intel/ice/ice_txrx.h
+++ b/drivers/net/ethernet/intel/ice/ice_txrx.h
@@ -24,7 +24,6 @@
#define ICE_MAX_DATA_PER_TXD_ALIGNED \
(~(ICE_MAX_READ_REQ_SIZE - 1) & ICE_MAX_DATA_PER_TXD)
-#define ICE_RX_BUF_WRITE 16 /* Must be power of 2 */
#define ICE_MAX_TXQ_PER_TXQG 128
/* Attempt to maximize the headroom available for incoming frames. We use a 2K
diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c
index bb9a80847298..c895351b25e0 100644
--- a/drivers/net/ethernet/intel/ice/ice_xsk.c
+++ b/drivers/net/ethernet/intel/ice/ice_xsk.c
@@ -12,6 +12,11 @@
#include "ice_txrx_lib.h"
#include "ice_lib.h"
+static struct xdp_buff **ice_xdp_buf(struct ice_rx_ring *rx_ring, u32 idx)
+{
+ return &rx_ring->xdp_buf[idx];
+}
+
/**
* ice_qp_reset_stats - Resets all stats for rings of given index
* @vsi: VSI that contains rings of interest
@@ -372,7 +377,7 @@ bool ice_alloc_rx_bufs_zc(struct ice_rx_ring *rx_ring, u16 count)
dma_addr_t dma;
rx_desc = ICE_RX_DESC(rx_ring, ntu);
- xdp = &rx_ring->xdp_buf[ntu];
+ xdp = ice_xdp_buf(rx_ring, ntu);
nb_buffs = min_t(u16, count, rx_ring->count - ntu);
nb_buffs = xsk_buff_alloc_batch(rx_ring->xsk_pool, xdp, nb_buffs);
@@ -390,14 +395,9 @@ bool ice_alloc_rx_bufs_zc(struct ice_rx_ring *rx_ring, u16 count)
}
ntu += nb_buffs;
- if (ntu == rx_ring->count) {
- rx_desc = ICE_RX_DESC(rx_ring, 0);
- xdp = rx_ring->xdp_buf;
+ if (ntu == rx_ring->count)
ntu = 0;
- }
- /* clear the status bits for the next_to_use descriptor */
- rx_desc->wb.status_error0 = 0;
ice_release_rx_desc(rx_ring, ntu);
return count == nb_buffs;
@@ -419,19 +419,18 @@ static void ice_bump_ntc(struct ice_rx_ring *rx_ring)
/**
* ice_construct_skb_zc - Create an sk_buff from zero-copy buffer
* @rx_ring: Rx ring
- * @xdp_arr: Pointer to the SW ring of xdp_buff pointers
+ * @xdp: Pointer to XDP buffer
*
* This function allocates a new skb from a zero-copy Rx buffer.
*
* Returns the skb on success, NULL on failure.
*/
static struct sk_buff *
-ice_construct_skb_zc(struct ice_rx_ring *rx_ring, struct xdp_buff **xdp_arr)
+ice_construct_skb_zc(struct ice_rx_ring *rx_ring, struct xdp_buff *xdp)
{
- struct xdp_buff *xdp = *xdp_arr;
+ unsigned int datasize_hard = xdp->data_end - xdp->data_hard_start;
unsigned int metasize = xdp->data - xdp->data_meta;
unsigned int datasize = xdp->data_end - xdp->data;
- unsigned int datasize_hard = xdp->data_end - xdp->data_hard_start;
struct sk_buff *skb;
skb = __napi_alloc_skb(&rx_ring->q_vector->napi, datasize_hard,
@@ -445,7 +444,6 @@ ice_construct_skb_zc(struct ice_rx_ring *rx_ring, struct xdp_buff **xdp_arr)
skb_metadata_set(skb, metasize);
xsk_buff_free(xdp);
- *xdp_arr = NULL;
return skb;
}
@@ -507,7 +505,6 @@ out_failure:
int ice_clean_rx_irq_zc(struct ice_rx_ring *rx_ring, int budget)
{
unsigned int total_rx_bytes = 0, total_rx_packets = 0;
- u16 cleaned_count = ICE_DESC_UNUSED(rx_ring);
struct ice_tx_ring *xdp_ring;
unsigned int xdp_xmit = 0;
struct bpf_prog *xdp_prog;
@@ -522,7 +519,7 @@ int ice_clean_rx_irq_zc(struct ice_rx_ring *rx_ring, int budget)
while (likely(total_rx_packets < (unsigned int)budget)) {
union ice_32b_rx_flex_desc *rx_desc;
unsigned int size, xdp_res = 0;
- struct xdp_buff **xdp;
+ struct xdp_buff *xdp;
struct sk_buff *skb;
u16 stat_err_bits;
u16 vlan_tag = 0;
@@ -540,31 +537,35 @@ int ice_clean_rx_irq_zc(struct ice_rx_ring *rx_ring, int budget)
*/
dma_rmb();
+ xdp = *ice_xdp_buf(rx_ring, rx_ring->next_to_clean);
+
size = le16_to_cpu(rx_desc->wb.pkt_len) &
ICE_RX_FLX_DESC_PKT_LEN_M;
- if (!size)
- break;
+ if (!size) {
+ xdp->data = NULL;
+ xdp->data_end = NULL;
+ xdp->data_hard_start = NULL;
+ xdp->data_meta = NULL;
+ goto construct_skb;
+ }
- xdp = &rx_ring->xdp_buf[rx_ring->next_to_clean];
- xsk_buff_set_size(*xdp, size);
- xsk_buff_dma_sync_for_cpu(*xdp, rx_ring->xsk_pool);
+ xsk_buff_set_size(xdp, size);
+ xsk_buff_dma_sync_for_cpu(xdp, rx_ring->xsk_pool);
- xdp_res = ice_run_xdp_zc(rx_ring, *xdp, xdp_prog, xdp_ring);
+ xdp_res = ice_run_xdp_zc(rx_ring, xdp, xdp_prog, xdp_ring);
if (xdp_res) {
if (xdp_res & (ICE_XDP_TX | ICE_XDP_REDIR))
xdp_xmit |= xdp_res;
else
- xsk_buff_free(*xdp);
+ xsk_buff_free(xdp);
- *xdp = NULL;
total_rx_bytes += size;
total_rx_packets++;
- cleaned_count++;
ice_bump_ntc(rx_ring);
continue;
}
-
+construct_skb:
/* XDP_PASS path */
skb = ice_construct_skb_zc(rx_ring, xdp);
if (!skb) {
@@ -572,7 +573,6 @@ int ice_clean_rx_irq_zc(struct ice_rx_ring *rx_ring, int budget)
break;
}
- cleaned_count++;
ice_bump_ntc(rx_ring);
if (eth_skb_pad(skb)) {
@@ -594,8 +594,7 @@ int ice_clean_rx_irq_zc(struct ice_rx_ring *rx_ring, int budget)
ice_receive_skb(rx_ring, skb, vlan_tag);
}
- if (cleaned_count >= ICE_RX_BUF_WRITE)
- failure = !ice_alloc_rx_bufs_zc(rx_ring, cleaned_count);
+ failure = !ice_alloc_rx_bufs_zc(rx_ring, ICE_DESC_UNUSED(rx_ring));
ice_finalize_xdp_rx(xdp_ring, xdp_xmit);
ice_update_rx_ring_stats(rx_ring, total_rx_packets, total_rx_bytes);
@@ -811,15 +810,14 @@ bool ice_xsk_any_rx_ring_ena(struct ice_vsi *vsi)
*/
void ice_xsk_clean_rx_ring(struct ice_rx_ring *rx_ring)
{
- u16 i;
-
- for (i = 0; i < rx_ring->count; i++) {
- struct xdp_buff **xdp = &rx_ring->xdp_buf[i];
+ u16 count_mask = rx_ring->count - 1;
+ u16 ntc = rx_ring->next_to_clean;
+ u16 ntu = rx_ring->next_to_use;
- if (!xdp)
- continue;
+ for ( ; ntc != ntu; ntc = (ntc + 1) & count_mask) {
+ struct xdp_buff *xdp = *ice_xdp_buf(rx_ring, ntc);
- *xdp = NULL;
+ xsk_buff_free(xdp);
}
}
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index fd54d3ef890b..446894dde182 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -7648,6 +7648,20 @@ static int igb_set_vf_mac_filter(struct igb_adapter *adapter, const int vf,
struct vf_mac_filter *entry = NULL;
int ret = 0;
+ if ((vf_data->flags & IGB_VF_FLAG_PF_SET_MAC) &&
+ !vf_data->trusted) {
+ dev_warn(&pdev->dev,
+ "VF %d requested MAC filter but is administratively denied\n",
+ vf);
+ return -EINVAL;
+ }
+ if (!is_valid_ether_addr(addr)) {
+ dev_warn(&pdev->dev,
+ "VF %d attempted to set invalid MAC filter\n",
+ vf);
+ return -EINVAL;
+ }
+
switch (info) {
case E1000_VF_MAC_FILTER_CLR:
/* remove all unicast MAC filters related to the current VF */
@@ -7661,20 +7675,6 @@ static int igb_set_vf_mac_filter(struct igb_adapter *adapter, const int vf,
}
break;
case E1000_VF_MAC_FILTER_ADD:
- if ((vf_data->flags & IGB_VF_FLAG_PF_SET_MAC) &&
- !vf_data->trusted) {
- dev_warn(&pdev->dev,
- "VF %d requested MAC filter but is administratively denied\n",
- vf);
- return -EINVAL;
- }
- if (!is_valid_ether_addr(addr)) {
- dev_warn(&pdev->dev,
- "VF %d attempted to set invalid MAC filter\n",
- vf);
- return -EINVAL;
- }
-
/* try to find empty slot in the list */
list_for_each(pos, &adapter->vf_macs.l) {
entry = list_entry(pos, struct vf_mac_filter, l);
@@ -9254,7 +9254,7 @@ static int __maybe_unused igb_suspend(struct device *dev)
return __igb_shutdown(to_pci_dev(dev), NULL, 0);
}
-static int __maybe_unused igb_resume(struct device *dev)
+static int __maybe_unused __igb_resume(struct device *dev, bool rpm)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct net_device *netdev = pci_get_drvdata(pdev);
@@ -9297,17 +9297,24 @@ static int __maybe_unused igb_resume(struct device *dev)
wr32(E1000_WUS, ~0);
- rtnl_lock();
+ if (!rpm)
+ rtnl_lock();
if (!err && netif_running(netdev))
err = __igb_open(netdev, true);
if (!err)
netif_device_attach(netdev);
- rtnl_unlock();
+ if (!rpm)
+ rtnl_unlock();
return err;
}
+static int __maybe_unused igb_resume(struct device *dev)
+{
+ return __igb_resume(dev, false);
+}
+
static int __maybe_unused igb_runtime_idle(struct device *dev)
{
struct net_device *netdev = dev_get_drvdata(dev);
@@ -9326,7 +9333,7 @@ static int __maybe_unused igb_runtime_suspend(struct device *dev)
static int __maybe_unused igb_runtime_resume(struct device *dev)
{
- return igb_resume(dev);
+ return __igb_resume(dev, true);
}
static void igb_shutdown(struct pci_dev *pdev)
@@ -9442,7 +9449,7 @@ static pci_ers_result_t igb_io_error_detected(struct pci_dev *pdev,
* @pdev: Pointer to PCI device
*
* Restart the card from scratch, as if from a cold-boot. Implementation
- * resembles the first-half of the igb_resume routine.
+ * resembles the first-half of the __igb_resume routine.
**/
static pci_ers_result_t igb_io_slot_reset(struct pci_dev *pdev)
{
@@ -9482,7 +9489,7 @@ static pci_ers_result_t igb_io_slot_reset(struct pci_dev *pdev)
*
* This callback is called when the error recovery driver tells us that
* its OK to resume normal operation. Implementation resembles the
- * second-half of the igb_resume routine.
+ * second-half of the __igb_resume routine.
*/
static void igb_io_resume(struct pci_dev *pdev)
{
diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c
index 74ccd622251a..4d988da68394 100644
--- a/drivers/net/ethernet/intel/igbvf/netdev.c
+++ b/drivers/net/ethernet/intel/igbvf/netdev.c
@@ -2859,6 +2859,7 @@ static int igbvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
return 0;
err_hw_init:
+ netif_napi_del(&adapter->rx_ring->napi);
kfree(adapter->tx_ring);
kfree(adapter->rx_ring);
err_sw_init:
diff --git a/drivers/net/ethernet/intel/igc/igc_i225.c b/drivers/net/ethernet/intel/igc/igc_i225.c
index b2ef9fde97b3..b6807e16eea9 100644
--- a/drivers/net/ethernet/intel/igc/igc_i225.c
+++ b/drivers/net/ethernet/intel/igc/igc_i225.c
@@ -636,7 +636,7 @@ s32 igc_set_ltr_i225(struct igc_hw *hw, bool link)
ltrv = rd32(IGC_LTRMAXV);
if (ltr_max != (ltrv & IGC_LTRMAXV_LTRV_MASK)) {
ltrv = IGC_LTRMAXV_LSNP_REQ | ltr_max |
- (scale_min << IGC_LTRMAXV_SCALE_SHIFT);
+ (scale_max << IGC_LTRMAXV_SCALE_SHIFT);
wr32(IGC_LTRMAXV, ltrv);
}
}
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 8e448288ee26..d28a80a00953 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -5467,6 +5467,9 @@ static irqreturn_t igc_intr_msi(int irq, void *data)
mod_timer(&adapter->watchdog_timer, jiffies + 1);
}
+ if (icr & IGC_ICR_TS)
+ igc_tsync_interrupt(adapter);
+
napi_schedule(&q_vector->napi);
return IRQ_HANDLED;
@@ -5510,6 +5513,9 @@ static irqreturn_t igc_intr(int irq, void *data)
mod_timer(&adapter->watchdog_timer, jiffies + 1);
}
+ if (icr & IGC_ICR_TS)
+ igc_tsync_interrupt(adapter);
+
napi_schedule(&q_vector->napi);
return IRQ_HANDLED;
diff --git a/drivers/net/ethernet/intel/igc/igc_ptp.c b/drivers/net/ethernet/intel/igc/igc_ptp.c
index 30568e3544cd..4f9245aa79a1 100644
--- a/drivers/net/ethernet/intel/igc/igc_ptp.c
+++ b/drivers/net/ethernet/intel/igc/igc_ptp.c
@@ -768,7 +768,20 @@ int igc_ptp_get_ts_config(struct net_device *netdev, struct ifreq *ifr)
*/
static bool igc_is_crosststamp_supported(struct igc_adapter *adapter)
{
- return IS_ENABLED(CONFIG_X86_TSC) ? pcie_ptm_enabled(adapter->pdev) : false;
+ if (!IS_ENABLED(CONFIG_X86_TSC))
+ return false;
+
+ /* FIXME: it was noticed that enabling support for PCIe PTM in
+ * some i225-V models could cause lockups when bringing the
+ * interface up/down. There should be no downsides to
+ * disabling crosstimestamping support for i225-V, as it
+ * doesn't have any PTP support. That way we gain some time
+ * while root causing the issue.
+ */
+ if (adapter->pdev->device == IGC_DEV_ID_I225_V)
+ return false;
+
+ return pcie_ptm_enabled(adapter->pdev);
}
static struct system_counterval_t igc_device_tstamp_to_system(u64 tstamp)
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 0f9f022260d7..45e2ec4d264d 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -5531,6 +5531,10 @@ static int ixgbe_non_sfp_link_config(struct ixgbe_hw *hw)
if (!speed && hw->mac.ops.get_link_capabilities) {
ret = hw->mac.ops.get_link_capabilities(hw, &speed,
&autoneg);
+ /* remove NBASE-T speeds from default autonegotiation
+ * to accommodate broken network switches in the field
+ * which cannot cope with advertised NBASE-T speeds
+ */
speed &= ~(IXGBE_LINK_SPEED_5GB_FULL |
IXGBE_LINK_SPEED_2_5GB_FULL);
}
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
index 9724ffb16518..e4b50c7781ff 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
@@ -3405,6 +3405,9 @@ static s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw)
/* flush pending Tx transactions */
ixgbe_clear_tx_pending(hw);
+ /* set MDIO speed before talking to the PHY in case it's the 1st time */
+ ixgbe_set_mdio_speed(hw);
+
/* PHY ops must be identified and initialized prior to reset */
status = hw->phy.ops.init(hw);
if (status == IXGBE_ERR_SFP_NOT_SUPPORTED ||
diff --git a/drivers/net/ethernet/lantiq_xrx200.c b/drivers/net/ethernet/lantiq_xrx200.c
index 0da09ea81980..80bfaf2fec92 100644
--- a/drivers/net/ethernet/lantiq_xrx200.c
+++ b/drivers/net/ethernet/lantiq_xrx200.c
@@ -71,6 +71,8 @@ struct xrx200_priv {
struct xrx200_chan chan_tx;
struct xrx200_chan chan_rx;
+ u16 rx_buf_size;
+
struct net_device *net_dev;
struct device *dev;
@@ -97,6 +99,16 @@ static void xrx200_pmac_mask(struct xrx200_priv *priv, u32 clear, u32 set,
xrx200_pmac_w32(priv, val, offset);
}
+static int xrx200_max_frame_len(int mtu)
+{
+ return VLAN_ETH_HLEN + mtu;
+}
+
+static int xrx200_buffer_size(int mtu)
+{
+ return round_up(xrx200_max_frame_len(mtu), 4 * XRX200_DMA_BURST_LEN);
+}
+
/* drop all the packets from the DMA ring */
static void xrx200_flush_dma(struct xrx200_chan *ch)
{
@@ -109,8 +121,7 @@ static void xrx200_flush_dma(struct xrx200_chan *ch)
break;
desc->ctl = LTQ_DMA_OWN | LTQ_DMA_RX_OFFSET(NET_IP_ALIGN) |
- (ch->priv->net_dev->mtu + VLAN_ETH_HLEN +
- ETH_FCS_LEN);
+ ch->priv->rx_buf_size;
ch->dma.desc++;
ch->dma.desc %= LTQ_DESC_NUM;
}
@@ -158,21 +169,21 @@ static int xrx200_close(struct net_device *net_dev)
static int xrx200_alloc_skb(struct xrx200_chan *ch)
{
- int len = ch->priv->net_dev->mtu + VLAN_ETH_HLEN + ETH_FCS_LEN;
struct sk_buff *skb = ch->skb[ch->dma.desc];
+ struct xrx200_priv *priv = ch->priv;
dma_addr_t mapping;
int ret = 0;
- ch->skb[ch->dma.desc] = netdev_alloc_skb_ip_align(ch->priv->net_dev,
- len);
+ ch->skb[ch->dma.desc] = netdev_alloc_skb_ip_align(priv->net_dev,
+ priv->rx_buf_size);
if (!ch->skb[ch->dma.desc]) {
ret = -ENOMEM;
goto skip;
}
- mapping = dma_map_single(ch->priv->dev, ch->skb[ch->dma.desc]->data,
- len, DMA_FROM_DEVICE);
- if (unlikely(dma_mapping_error(ch->priv->dev, mapping))) {
+ mapping = dma_map_single(priv->dev, ch->skb[ch->dma.desc]->data,
+ priv->rx_buf_size, DMA_FROM_DEVICE);
+ if (unlikely(dma_mapping_error(priv->dev, mapping))) {
dev_kfree_skb_any(ch->skb[ch->dma.desc]);
ch->skb[ch->dma.desc] = skb;
ret = -ENOMEM;
@@ -184,7 +195,7 @@ static int xrx200_alloc_skb(struct xrx200_chan *ch)
wmb();
skip:
ch->dma.desc_base[ch->dma.desc].ctl =
- LTQ_DMA_OWN | LTQ_DMA_RX_OFFSET(NET_IP_ALIGN) | len;
+ LTQ_DMA_OWN | LTQ_DMA_RX_OFFSET(NET_IP_ALIGN) | priv->rx_buf_size;
return ret;
}
@@ -213,7 +224,7 @@ static int xrx200_hw_receive(struct xrx200_chan *ch)
skb->protocol = eth_type_trans(skb, net_dev);
netif_receive_skb(skb);
net_dev->stats.rx_packets++;
- net_dev->stats.rx_bytes += len - ETH_FCS_LEN;
+ net_dev->stats.rx_bytes += len;
return 0;
}
@@ -356,6 +367,7 @@ xrx200_change_mtu(struct net_device *net_dev, int new_mtu)
int ret = 0;
net_dev->mtu = new_mtu;
+ priv->rx_buf_size = xrx200_buffer_size(new_mtu);
if (new_mtu <= old_mtu)
return ret;
@@ -375,6 +387,7 @@ xrx200_change_mtu(struct net_device *net_dev, int new_mtu)
ret = xrx200_alloc_skb(ch_rx);
if (ret) {
net_dev->mtu = old_mtu;
+ priv->rx_buf_size = xrx200_buffer_size(old_mtu);
break;
}
dev_kfree_skb_any(skb);
@@ -505,7 +518,8 @@ static int xrx200_probe(struct platform_device *pdev)
net_dev->netdev_ops = &xrx200_netdev_ops;
SET_NETDEV_DEV(net_dev, dev);
net_dev->min_mtu = ETH_ZLEN;
- net_dev->max_mtu = XRX200_DMA_DATA_LEN - VLAN_ETH_HLEN - ETH_FCS_LEN;
+ net_dev->max_mtu = XRX200_DMA_DATA_LEN - xrx200_max_frame_len(0);
+ priv->rx_buf_size = xrx200_buffer_size(ETH_DATA_LEN);
/* load the memory ranges */
priv->pmac_reg = devm_platform_get_and_ioremap_resource(pdev, 0, NULL);
diff --git a/drivers/net/ethernet/marvell/prestera/prestera_main.c b/drivers/net/ethernet/marvell/prestera/prestera_main.c
index 4369a3ffad45..c687dc9aa973 100644
--- a/drivers/net/ethernet/marvell/prestera/prestera_main.c
+++ b/drivers/net/ethernet/marvell/prestera/prestera_main.c
@@ -54,12 +54,14 @@ int prestera_port_pvid_set(struct prestera_port *port, u16 vid)
struct prestera_port *prestera_port_find_by_hwid(struct prestera_switch *sw,
u32 dev_id, u32 hw_id)
{
- struct prestera_port *port = NULL;
+ struct prestera_port *port = NULL, *tmp;
read_lock(&sw->port_list_lock);
- list_for_each_entry(port, &sw->port_list, list) {
- if (port->dev_id == dev_id && port->hw_id == hw_id)
+ list_for_each_entry(tmp, &sw->port_list, list) {
+ if (tmp->dev_id == dev_id && tmp->hw_id == hw_id) {
+ port = tmp;
break;
+ }
}
read_unlock(&sw->port_list_lock);
@@ -68,12 +70,14 @@ struct prestera_port *prestera_port_find_by_hwid(struct prestera_switch *sw,
struct prestera_port *prestera_find_port(struct prestera_switch *sw, u32 id)
{
- struct prestera_port *port = NULL;
+ struct prestera_port *port = NULL, *tmp;
read_lock(&sw->port_list_lock);
- list_for_each_entry(port, &sw->port_list, list) {
- if (port->id == id)
+ list_for_each_entry(tmp, &sw->port_list, list) {
+ if (tmp->id == id) {
+ port = tmp;
break;
+ }
}
read_unlock(&sw->port_list_lock);
@@ -764,23 +768,27 @@ static int prestera_netdev_port_event(struct net_device *lower,
struct net_device *dev,
unsigned long event, void *ptr)
{
- struct netdev_notifier_changeupper_info *info = ptr;
+ struct netdev_notifier_info *info = ptr;
+ struct netdev_notifier_changeupper_info *cu_info;
struct prestera_port *port = netdev_priv(dev);
struct netlink_ext_ack *extack;
struct net_device *upper;
- extack = netdev_notifier_info_to_extack(&info->info);
- upper = info->upper_dev;
+ extack = netdev_notifier_info_to_extack(info);
+ cu_info = container_of(info,
+ struct netdev_notifier_changeupper_info,
+ info);
switch (event) {
case NETDEV_PRECHANGEUPPER:
+ upper = cu_info->upper_dev;
if (!netif_is_bridge_master(upper) &&
!netif_is_lag_master(upper)) {
NL_SET_ERR_MSG_MOD(extack, "Unknown upper device type");
return -EINVAL;
}
- if (!info->linking)
+ if (!cu_info->linking)
break;
if (netdev_has_any_upper_dev(upper)) {
@@ -789,7 +797,7 @@ static int prestera_netdev_port_event(struct net_device *lower,
}
if (netif_is_lag_master(upper) &&
- !prestera_lag_master_check(upper, info->upper_info, extack))
+ !prestera_lag_master_check(upper, cu_info->upper_info, extack))
return -EOPNOTSUPP;
if (netif_is_lag_master(upper) && vlan_uses_dev(dev)) {
NL_SET_ERR_MSG_MOD(extack,
@@ -805,14 +813,15 @@ static int prestera_netdev_port_event(struct net_device *lower,
break;
case NETDEV_CHANGEUPPER:
+ upper = cu_info->upper_dev;
if (netif_is_bridge_master(upper)) {
- if (info->linking)
+ if (cu_info->linking)
return prestera_bridge_port_join(upper, port,
extack);
else
prestera_bridge_port_leave(upper, port);
} else if (netif_is_lag_master(upper)) {
- if (info->linking)
+ if (cu_info->linking)
return prestera_lag_port_add(port, upper);
else
prestera_lag_port_del(port);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index f0ac6b0d9653..b47a0d3ef22f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -783,6 +783,8 @@ struct mlx5e_channel {
DECLARE_BITMAP(state, MLX5E_CHANNEL_NUM_STATES);
int ix;
int cpu;
+ /* Sync between icosq recovery and XSK enable/disable. */
+ struct mutex icosq_recovery_lock;
};
struct mlx5e_ptp;
@@ -1014,9 +1016,6 @@ int mlx5e_create_rq(struct mlx5e_rq *rq, struct mlx5e_rq_param *param);
void mlx5e_destroy_rq(struct mlx5e_rq *rq);
struct mlx5e_sq_param;
-int mlx5e_open_icosq(struct mlx5e_channel *c, struct mlx5e_params *params,
- struct mlx5e_sq_param *param, struct mlx5e_icosq *sq);
-void mlx5e_close_icosq(struct mlx5e_icosq *sq);
int mlx5e_open_xdpsq(struct mlx5e_channel *c, struct mlx5e_params *params,
struct mlx5e_sq_param *param, struct xsk_buff_pool *xsk_pool,
struct mlx5e_xdpsq *sq, bool is_redirect);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/health.h b/drivers/net/ethernet/mellanox/mlx5/core/en/health.h
index d5b7110a4265..0107e4e73bb0 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/health.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/health.h
@@ -30,6 +30,8 @@ void mlx5e_reporter_rx_destroy(struct mlx5e_priv *priv);
void mlx5e_reporter_icosq_cqe_err(struct mlx5e_icosq *icosq);
void mlx5e_reporter_rq_cqe_err(struct mlx5e_rq *rq);
void mlx5e_reporter_rx_timeout(struct mlx5e_rq *rq);
+void mlx5e_reporter_icosq_suspend_recovery(struct mlx5e_channel *c);
+void mlx5e_reporter_icosq_resume_recovery(struct mlx5e_channel *c);
#define MLX5E_REPORTER_PER_Q_MAX_LEN 256
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.h b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.h
index d6c7c81690eb..7c9dd3a75f8a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.h
@@ -66,7 +66,7 @@ mlx5e_rep_setup_tc(struct net_device *dev, enum tc_setup_type type,
static inline void
mlx5e_rep_tc_receive(struct mlx5_cqe64 *cqe, struct mlx5e_rq *rq,
- struct sk_buff *skb) {}
+ struct sk_buff *skb) { napi_gro_receive(rq->cq.napi, skb); }
#endif /* CONFIG_MLX5_CLS_ACT */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
index 74086eb556ae..2684e9da9f41 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
@@ -62,6 +62,7 @@ static void mlx5e_reset_icosq_cc_pc(struct mlx5e_icosq *icosq)
static int mlx5e_rx_reporter_err_icosq_cqe_recover(void *ctx)
{
+ struct mlx5e_rq *xskrq = NULL;
struct mlx5_core_dev *mdev;
struct mlx5e_icosq *icosq;
struct net_device *dev;
@@ -70,7 +71,13 @@ static int mlx5e_rx_reporter_err_icosq_cqe_recover(void *ctx)
int err;
icosq = ctx;
+
+ mutex_lock(&icosq->channel->icosq_recovery_lock);
+
+ /* mlx5e_close_rq cancels this work before RQ and ICOSQ are killed. */
rq = &icosq->channel->rq;
+ if (test_bit(MLX5E_RQ_STATE_ENABLED, &icosq->channel->xskrq.state))
+ xskrq = &icosq->channel->xskrq;
mdev = icosq->channel->mdev;
dev = icosq->channel->netdev;
err = mlx5_core_query_sq_state(mdev, icosq->sqn, &state);
@@ -84,6 +91,9 @@ static int mlx5e_rx_reporter_err_icosq_cqe_recover(void *ctx)
goto out;
mlx5e_deactivate_rq(rq);
+ if (xskrq)
+ mlx5e_deactivate_rq(xskrq);
+
err = mlx5e_wait_for_icosq_flush(icosq);
if (err)
goto out;
@@ -97,15 +107,28 @@ static int mlx5e_rx_reporter_err_icosq_cqe_recover(void *ctx)
goto out;
mlx5e_reset_icosq_cc_pc(icosq);
+
mlx5e_free_rx_in_progress_descs(rq);
+ if (xskrq)
+ mlx5e_free_rx_in_progress_descs(xskrq);
+
clear_bit(MLX5E_SQ_STATE_RECOVERING, &icosq->state);
mlx5e_activate_icosq(icosq);
- mlx5e_activate_rq(rq);
+ mlx5e_activate_rq(rq);
rq->stats->recover++;
+
+ if (xskrq) {
+ mlx5e_activate_rq(xskrq);
+ xskrq->stats->recover++;
+ }
+
+ mutex_unlock(&icosq->channel->icosq_recovery_lock);
+
return 0;
out:
clear_bit(MLX5E_SQ_STATE_RECOVERING, &icosq->state);
+ mutex_unlock(&icosq->channel->icosq_recovery_lock);
return err;
}
@@ -706,6 +729,16 @@ void mlx5e_reporter_icosq_cqe_err(struct mlx5e_icosq *icosq)
mlx5e_health_report(priv, priv->rx_reporter, err_str, &err_ctx);
}
+void mlx5e_reporter_icosq_suspend_recovery(struct mlx5e_channel *c)
+{
+ mutex_lock(&c->icosq_recovery_lock);
+}
+
+void mlx5e_reporter_icosq_resume_recovery(struct mlx5e_channel *c)
+{
+ mutex_unlock(&c->icosq_recovery_lock);
+}
+
static const struct devlink_health_reporter_ops mlx5_rx_reporter_ops = {
.name = "rx",
.recover = mlx5e_rx_reporter_recover,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
index 4f4bc8726ec4..614cd9477600 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
@@ -466,6 +466,14 @@ static int mlx5e_tx_reporter_dump_sq(struct mlx5e_priv *priv, struct devlink_fms
return mlx5e_health_fmsg_named_obj_nest_end(fmsg);
}
+static int mlx5e_tx_reporter_timeout_dump(struct mlx5e_priv *priv, struct devlink_fmsg *fmsg,
+ void *ctx)
+{
+ struct mlx5e_tx_timeout_ctx *to_ctx = ctx;
+
+ return mlx5e_tx_reporter_dump_sq(priv, fmsg, to_ctx->sq);
+}
+
static int mlx5e_tx_reporter_dump_all_sqs(struct mlx5e_priv *priv,
struct devlink_fmsg *fmsg)
{
@@ -561,7 +569,7 @@ int mlx5e_reporter_tx_timeout(struct mlx5e_txqsq *sq)
to_ctx.sq = sq;
err_ctx.ctx = &to_ctx;
err_ctx.recover = mlx5e_tx_reporter_timeout_recover;
- err_ctx.dump = mlx5e_tx_reporter_dump_sq;
+ err_ctx.dump = mlx5e_tx_reporter_timeout_dump;
snprintf(err_str, sizeof(err_str),
"TX timeout on queue: %d, SQ: 0x%x, CQ: 0x%x, SQ Cons: 0x%x SQ Prod: 0x%x, usecs since last trans: %u",
sq->ch_ix, sq->sqn, sq->cq.mcq.cqn, sq->cc, sq->pc,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c
index 538bc2419bd8..8526a5fbbf0b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c
@@ -4,6 +4,7 @@
#include "setup.h"
#include "en/params.h"
#include "en/txrx.h"
+#include "en/health.h"
/* It matches XDP_UMEM_MIN_CHUNK_SIZE, but as this constant is private and may
* change unexpectedly, and mlx5e has a minimum valid stride size for striding
@@ -170,7 +171,13 @@ void mlx5e_close_xsk(struct mlx5e_channel *c)
void mlx5e_activate_xsk(struct mlx5e_channel *c)
{
+ /* ICOSQ recovery deactivates RQs. Suspend the recovery to avoid
+ * activating XSKRQ in the middle of recovery.
+ */
+ mlx5e_reporter_icosq_suspend_recovery(c);
set_bit(MLX5E_RQ_STATE_ENABLED, &c->xskrq.state);
+ mlx5e_reporter_icosq_resume_recovery(c);
+
/* TX queue is created active. */
spin_lock_bh(&c->async_icosq_lock);
@@ -180,6 +187,13 @@ void mlx5e_activate_xsk(struct mlx5e_channel *c)
void mlx5e_deactivate_xsk(struct mlx5e_channel *c)
{
- mlx5e_deactivate_rq(&c->xskrq);
+ /* ICOSQ recovery may reactivate XSKRQ if clear_bit is called in the
+ * middle of recovery. Suspend the recovery to avoid it.
+ */
+ mlx5e_reporter_icosq_suspend_recovery(c);
+ clear_bit(MLX5E_RQ_STATE_ENABLED, &c->xskrq.state);
+ mlx5e_reporter_icosq_resume_recovery(c);
+ synchronize_net(); /* Sync with NAPI to prevent mlx5e_post_rx_wqes. */
+
/* TX queue is disabled on close. */
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 65571593ec5c..41379844eee1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -1087,8 +1087,6 @@ void mlx5e_deactivate_rq(struct mlx5e_rq *rq)
void mlx5e_close_rq(struct mlx5e_rq *rq)
{
cancel_work_sync(&rq->dim.work);
- if (rq->icosq)
- cancel_work_sync(&rq->icosq->recover_work);
cancel_work_sync(&rq->recover_work);
mlx5e_destroy_rq(rq);
mlx5e_free_rx_descs(rq);
@@ -1216,9 +1214,20 @@ static void mlx5e_icosq_err_cqe_work(struct work_struct *recover_work)
mlx5e_reporter_icosq_cqe_err(sq);
}
+static void mlx5e_async_icosq_err_cqe_work(struct work_struct *recover_work)
+{
+ struct mlx5e_icosq *sq = container_of(recover_work, struct mlx5e_icosq,
+ recover_work);
+
+ /* Not implemented yet. */
+
+ netdev_warn(sq->channel->netdev, "async_icosq recovery is not implemented\n");
+}
+
static int mlx5e_alloc_icosq(struct mlx5e_channel *c,
struct mlx5e_sq_param *param,
- struct mlx5e_icosq *sq)
+ struct mlx5e_icosq *sq,
+ work_func_t recover_work_func)
{
void *sqc_wq = MLX5_ADDR_OF(sqc, param->sqc, wq);
struct mlx5_core_dev *mdev = c->mdev;
@@ -1239,7 +1248,7 @@ static int mlx5e_alloc_icosq(struct mlx5e_channel *c,
if (err)
goto err_sq_wq_destroy;
- INIT_WORK(&sq->recover_work, mlx5e_icosq_err_cqe_work);
+ INIT_WORK(&sq->recover_work, recover_work_func);
return 0;
@@ -1575,13 +1584,14 @@ void mlx5e_tx_err_cqe_work(struct work_struct *recover_work)
mlx5e_reporter_tx_err_cqe(sq);
}
-int mlx5e_open_icosq(struct mlx5e_channel *c, struct mlx5e_params *params,
- struct mlx5e_sq_param *param, struct mlx5e_icosq *sq)
+static int mlx5e_open_icosq(struct mlx5e_channel *c, struct mlx5e_params *params,
+ struct mlx5e_sq_param *param, struct mlx5e_icosq *sq,
+ work_func_t recover_work_func)
{
struct mlx5e_create_sq_param csp = {};
int err;
- err = mlx5e_alloc_icosq(c, param, sq);
+ err = mlx5e_alloc_icosq(c, param, sq, recover_work_func);
if (err)
return err;
@@ -1620,7 +1630,7 @@ void mlx5e_deactivate_icosq(struct mlx5e_icosq *icosq)
synchronize_net(); /* Sync with NAPI. */
}
-void mlx5e_close_icosq(struct mlx5e_icosq *sq)
+static void mlx5e_close_icosq(struct mlx5e_icosq *sq)
{
struct mlx5e_channel *c = sq->channel;
@@ -2084,11 +2094,15 @@ static int mlx5e_open_queues(struct mlx5e_channel *c,
spin_lock_init(&c->async_icosq_lock);
- err = mlx5e_open_icosq(c, params, &cparam->async_icosq, &c->async_icosq);
+ err = mlx5e_open_icosq(c, params, &cparam->async_icosq, &c->async_icosq,
+ mlx5e_async_icosq_err_cqe_work);
if (err)
goto err_close_xdpsq_cq;
- err = mlx5e_open_icosq(c, params, &cparam->icosq, &c->icosq);
+ mutex_init(&c->icosq_recovery_lock);
+
+ err = mlx5e_open_icosq(c, params, &cparam->icosq, &c->icosq,
+ mlx5e_icosq_err_cqe_work);
if (err)
goto err_close_async_icosq;
@@ -2156,9 +2170,12 @@ static void mlx5e_close_queues(struct mlx5e_channel *c)
mlx5e_close_xdpsq(&c->xdpsq);
if (c->xdp)
mlx5e_close_xdpsq(&c->rq_xdpsq);
+ /* The same ICOSQ is used for UMRs for both RQ and XSKRQ. */
+ cancel_work_sync(&c->icosq.recover_work);
mlx5e_close_rq(&c->rq);
mlx5e_close_sqs(c);
mlx5e_close_icosq(&c->icosq);
+ mutex_destroy(&c->icosq_recovery_lock);
mlx5e_close_icosq(&c->async_icosq);
if (c->xdp)
mlx5e_close_cq(&c->rq_xdpsq.cq);
@@ -3724,12 +3741,11 @@ static int set_feature_arfs(struct net_device *netdev, bool enable)
static int mlx5e_handle_feature(struct net_device *netdev,
netdev_features_t *features,
- netdev_features_t wanted_features,
netdev_features_t feature,
mlx5e_feature_handler feature_handler)
{
- netdev_features_t changes = wanted_features ^ netdev->features;
- bool enable = !!(wanted_features & feature);
+ netdev_features_t changes = *features ^ netdev->features;
+ bool enable = !!(*features & feature);
int err;
if (!(changes & feature))
@@ -3737,22 +3753,22 @@ static int mlx5e_handle_feature(struct net_device *netdev,
err = feature_handler(netdev, enable);
if (err) {
+ MLX5E_SET_FEATURE(features, feature, !enable);
netdev_err(netdev, "%s feature %pNF failed, err %d\n",
enable ? "Enable" : "Disable", &feature, err);
return err;
}
- MLX5E_SET_FEATURE(features, feature, enable);
return 0;
}
int mlx5e_set_features(struct net_device *netdev, netdev_features_t features)
{
- netdev_features_t oper_features = netdev->features;
+ netdev_features_t oper_features = features;
int err = 0;
#define MLX5E_HANDLE_FEATURE(feature, handler) \
- mlx5e_handle_feature(netdev, &oper_features, features, feature, handler)
+ mlx5e_handle_feature(netdev, &oper_features, feature, handler)
err |= MLX5E_HANDLE_FEATURE(NETIF_F_LRO, set_feature_lro);
err |= MLX5E_HANDLE_FEATURE(NETIF_F_GRO_HW, set_feature_hw_gro);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 3d45f4ae80c0..5e454a14428f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -1196,21 +1196,16 @@ void mlx5e_tc_unoffload_fdb_rules(struct mlx5_eswitch *esw,
if (attr->flags & MLX5_ESW_ATTR_FLAG_SLOW_PATH)
goto offload_rule_0;
- if (flow_flag_test(flow, CT)) {
- mlx5_tc_ct_delete_flow(get_ct_priv(flow->priv), flow, attr);
- return;
- }
-
- if (flow_flag_test(flow, SAMPLE)) {
- mlx5e_tc_sample_unoffload(get_sample_priv(flow->priv), flow->rule[0], attr);
- return;
- }
-
if (attr->esw_attr->split_count)
mlx5_eswitch_del_fwd_rule(esw, flow->rule[1], attr);
+ if (flow_flag_test(flow, CT))
+ mlx5_tc_ct_delete_flow(get_ct_priv(flow->priv), flow, attr);
+ else if (flow_flag_test(flow, SAMPLE))
+ mlx5e_tc_sample_unoffload(get_sample_priv(flow->priv), flow->rule[0], attr);
+ else
offload_rule_0:
- mlx5_eswitch_del_offloaded_rule(esw, flow->rule[0], attr);
+ mlx5_eswitch_del_offloaded_rule(esw, flow->rule[0], attr);
}
struct mlx5_flow_handle *
@@ -1445,7 +1440,9 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
MLX5_FLOW_NAMESPACE_FDB, VPORT_TO_REG,
metadata);
if (err)
- return err;
+ goto err_out;
+
+ attr->action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR;
}
}
@@ -1461,13 +1458,15 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
if (attr->chain) {
NL_SET_ERR_MSG_MOD(extack,
"Internal port rule is only supported on chain 0");
- return -EOPNOTSUPP;
+ err = -EOPNOTSUPP;
+ goto err_out;
}
if (attr->dest_chain) {
NL_SET_ERR_MSG_MOD(extack,
"Internal port rule offload doesn't support goto action");
- return -EOPNOTSUPP;
+ err = -EOPNOTSUPP;
+ goto err_out;
}
int_port = mlx5e_tc_int_port_get(mlx5e_get_int_port_priv(priv),
@@ -1475,8 +1474,10 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
flow_flag_test(flow, EGRESS) ?
MLX5E_TC_INT_PORT_EGRESS :
MLX5E_TC_INT_PORT_INGRESS);
- if (IS_ERR(int_port))
- return PTR_ERR(int_port);
+ if (IS_ERR(int_port)) {
+ err = PTR_ERR(int_port);
+ goto err_out;
+ }
esw_attr->int_port = int_port;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
index 97e5845b4cfd..d5e47630e284 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
@@ -121,6 +121,9 @@ u32 mlx5_chains_get_nf_ft_chain(struct mlx5_fs_chains *chains)
u32 mlx5_chains_get_prio_range(struct mlx5_fs_chains *chains)
{
+ if (!mlx5_chains_prios_supported(chains))
+ return 1;
+
if (mlx5_chains_ignore_flow_level_supported(chains))
return UINT_MAX;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 7df9c7f8d9c8..65083496f913 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1809,12 +1809,13 @@ void mlx5_disable_device(struct mlx5_core_dev *dev)
int mlx5_recover_device(struct mlx5_core_dev *dev)
{
- int ret = -EIO;
+ if (!mlx5_core_is_sf(dev)) {
+ mlx5_pci_disable_device(dev);
+ if (mlx5_pci_slot_reset(dev->pdev) != PCI_ERS_RESULT_RECOVERED)
+ return -EIO;
+ }
- mlx5_pci_disable_device(dev);
- if (mlx5_pci_slot_reset(dev->pdev) == PCI_ERS_RESULT_RECOVERED)
- ret = mlx5_load_one(dev);
- return ret;
+ return mlx5_load_one(dev);
}
static struct pci_driver mlx5_core_driver = {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
index 830444f927d4..bcee30f5de0a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
@@ -356,8 +356,8 @@ static struct mlx5_irq *irq_pool_request_affinity(struct mlx5_irq_pool *pool,
new_irq = irq_pool_create_irq(pool, affinity);
if (IS_ERR(new_irq)) {
if (!least_loaded_irq) {
- mlx5_core_err(pool->dev, "Didn't find IRQ for cpu = %u\n",
- cpumask_first(affinity));
+ mlx5_core_err(pool->dev, "Didn't find a matching IRQ. err = %ld\n",
+ PTR_ERR(new_irq));
mutex_unlock(&pool->lock);
return new_irq;
}
@@ -398,7 +398,7 @@ irq_pool_request_vector(struct mlx5_irq_pool *pool, int vecidx,
cpumask_copy(irq->mask, affinity);
if (!irq_pool_is_sf_pool(pool) && !pool->xa_num_irqs.max &&
cpumask_empty(irq->mask))
- cpumask_set_cpu(0, irq->mask);
+ cpumask_set_cpu(cpumask_first(cpu_online_mask), irq->mask);
irq_set_affinity_hint(irq->irqn, irq->mask);
unlock:
mutex_unlock(&pool->lock);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c
index 8cbd36c82b3b..c54cc45f63dc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c
@@ -2,6 +2,7 @@
/* Copyright (c) 2019 Mellanox Technologies. */
#include <linux/mlx5/eswitch.h>
+#include <linux/err.h>
#include "dr_types.h"
#define DR_DOMAIN_SW_STEERING_SUPPORTED(dmn, dmn_type) \
@@ -72,9 +73,9 @@ static int dr_domain_init_resources(struct mlx5dr_domain *dmn)
}
dmn->uar = mlx5_get_uars_page(dmn->mdev);
- if (!dmn->uar) {
+ if (IS_ERR(dmn->uar)) {
mlx5dr_err(dmn, "Couldn't allocate UAR\n");
- ret = -ENOMEM;
+ ret = PTR_ERR(dmn->uar);
goto clean_pd;
}
@@ -163,9 +164,7 @@ static int dr_domain_query_vport(struct mlx5dr_domain *dmn,
static int dr_domain_query_esw_mngr(struct mlx5dr_domain *dmn)
{
- return dr_domain_query_vport(dmn,
- dmn->info.caps.is_ecpf ? MLX5_VPORT_ECPF : 0,
- false,
+ return dr_domain_query_vport(dmn, 0, false,
&dmn->info.caps.vports.esw_manager_caps);
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index 217e3b351dfe..c34833ff1dde 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -8494,7 +8494,8 @@ mlxsw_sp_rif_mac_profile_replace(struct mlxsw_sp *mlxsw_sp,
u8 mac_profile;
int err;
- if (!mlxsw_sp_rif_mac_profile_is_shared(rif))
+ if (!mlxsw_sp_rif_mac_profile_is_shared(rif) &&
+ !mlxsw_sp_rif_mac_profile_find(mlxsw_sp, new_mac))
return mlxsw_sp_rif_mac_profile_edit(rif, new_mac);
err = mlxsw_sp_rif_mac_profile_get(mlxsw_sp, new_mac,
diff --git a/drivers/net/ethernet/micrel/ks8851_par.c b/drivers/net/ethernet/micrel/ks8851_par.c
index 2e25798c610e..7f49042484bd 100644
--- a/drivers/net/ethernet/micrel/ks8851_par.c
+++ b/drivers/net/ethernet/micrel/ks8851_par.c
@@ -321,6 +321,8 @@ static int ks8851_probe_par(struct platform_device *pdev)
return ret;
netdev->irq = platform_get_irq(pdev, 0);
+ if (netdev->irq < 0)
+ return netdev->irq;
return ks8851_probe_common(netdev, dev, msg_enable);
}
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
index 63f8a8163b5f..2ff7be17e5af 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
@@ -3135,7 +3135,7 @@ int ionic_lif_init(struct ionic_lif *lif)
return -EINVAL;
}
- lif->dbid_inuse = bitmap_alloc(lif->dbid_count, GFP_KERNEL);
+ lif->dbid_inuse = bitmap_zalloc(lif->dbid_count, GFP_KERNEL);
if (!lif->dbid_inuse) {
dev_err(dev, "Failed alloc doorbell id bitmap, aborting\n");
return -ENOMEM;
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h
index 7160b42f51dd..d0111cb3b40e 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h
@@ -201,7 +201,7 @@ int qlcnic_sriov_get_vf_vport_info(struct qlcnic_adapter *,
struct qlcnic_info *, u16);
int qlcnic_sriov_cfg_vf_guest_vlan(struct qlcnic_adapter *, u16, u8);
void qlcnic_sriov_free_vlans(struct qlcnic_adapter *);
-void qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *);
+int qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *);
bool qlcnic_sriov_check_any_vlan(struct qlcnic_vf_info *);
void qlcnic_sriov_del_vlan_id(struct qlcnic_sriov *,
struct qlcnic_vf_info *, u16);
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
index dd03be3fc82a..42a44c97572a 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
@@ -432,7 +432,7 @@ static int qlcnic_sriov_set_guest_vlan_mode(struct qlcnic_adapter *adapter,
struct qlcnic_cmd_args *cmd)
{
struct qlcnic_sriov *sriov = adapter->ahw->sriov;
- int i, num_vlans;
+ int i, num_vlans, ret;
u16 *vlans;
if (sriov->allowed_vlans)
@@ -443,7 +443,9 @@ static int qlcnic_sriov_set_guest_vlan_mode(struct qlcnic_adapter *adapter,
dev_info(&adapter->pdev->dev, "Number of allowed Guest VLANs = %d\n",
sriov->num_allowed_vlans);
- qlcnic_sriov_alloc_vlans(adapter);
+ ret = qlcnic_sriov_alloc_vlans(adapter);
+ if (ret)
+ return ret;
if (!sriov->any_vlan)
return 0;
@@ -2154,7 +2156,7 @@ static int qlcnic_sriov_vf_resume(struct qlcnic_adapter *adapter)
return err;
}
-void qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *adapter)
+int qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *adapter)
{
struct qlcnic_sriov *sriov = adapter->ahw->sriov;
struct qlcnic_vf_info *vf;
@@ -2164,7 +2166,11 @@ void qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *adapter)
vf = &sriov->vf_info[i];
vf->sriov_vlans = kcalloc(sriov->num_allowed_vlans,
sizeof(*vf->sriov_vlans), GFP_KERNEL);
+ if (!vf->sriov_vlans)
+ return -ENOMEM;
}
+
+ return 0;
}
void qlcnic_sriov_free_vlans(struct qlcnic_adapter *adapter)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
index 447720b93e5a..e90fa97c0ae6 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
@@ -597,7 +597,9 @@ static int __qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter,
if (err)
goto del_flr_queue;
- qlcnic_sriov_alloc_vlans(adapter);
+ err = qlcnic_sriov_alloc_vlans(adapter);
+ if (err)
+ goto del_flr_queue;
return err;
diff --git a/drivers/net/ethernet/sfc/ef100_nic.c b/drivers/net/ethernet/sfc/ef100_nic.c
index 6aa81229b68a..e77a5cb4e40d 100644
--- a/drivers/net/ethernet/sfc/ef100_nic.c
+++ b/drivers/net/ethernet/sfc/ef100_nic.c
@@ -609,6 +609,9 @@ static size_t ef100_update_stats(struct efx_nic *efx,
ef100_common_stat_mask(mask);
ef100_ethtool_stat_mask(mask);
+ if (!mc_stats)
+ return 0;
+
efx_nic_copy_stats(efx, mc_stats);
efx_nic_update_stats(ef100_stat_desc, EF100_STAT_COUNT, mask,
stats, mc_stats, false);
diff --git a/drivers/net/ethernet/sfc/falcon/rx.c b/drivers/net/ethernet/sfc/falcon/rx.c
index 966f13e7475d..0c6cc2191369 100644
--- a/drivers/net/ethernet/sfc/falcon/rx.c
+++ b/drivers/net/ethernet/sfc/falcon/rx.c
@@ -110,6 +110,8 @@ static struct page *ef4_reuse_page(struct ef4_rx_queue *rx_queue)
struct ef4_rx_page_state *state;
unsigned index;
+ if (unlikely(!rx_queue->page_ring))
+ return NULL;
index = rx_queue->page_remove & rx_queue->page_ptr_mask;
page = rx_queue->page_ring[index];
if (page == NULL)
@@ -293,6 +295,9 @@ static void ef4_recycle_rx_pages(struct ef4_channel *channel,
{
struct ef4_rx_queue *rx_queue = ef4_channel_get_rx_queue(channel);
+ if (unlikely(!rx_queue->page_ring))
+ return;
+
do {
ef4_recycle_rx_page(channel, rx_buf);
rx_buf = ef4_rx_buf_next(rx_queue, rx_buf);
@@ -728,7 +733,10 @@ static void ef4_init_rx_recycle_ring(struct ef4_nic *efx,
efx->rx_bufs_per_page);
rx_queue->page_ring = kcalloc(page_ring_size,
sizeof(*rx_queue->page_ring), GFP_KERNEL);
- rx_queue->page_ptr_mask = page_ring_size - 1;
+ if (!rx_queue->page_ring)
+ rx_queue->page_ptr_mask = 0;
+ else
+ rx_queue->page_ptr_mask = page_ring_size - 1;
}
void ef4_init_rx_queue(struct ef4_rx_queue *rx_queue)
diff --git a/drivers/net/ethernet/sfc/rx_common.c b/drivers/net/ethernet/sfc/rx_common.c
index 68fc7d317693..633ca77a26fd 100644
--- a/drivers/net/ethernet/sfc/rx_common.c
+++ b/drivers/net/ethernet/sfc/rx_common.c
@@ -45,6 +45,8 @@ static struct page *efx_reuse_page(struct efx_rx_queue *rx_queue)
unsigned int index;
struct page *page;
+ if (unlikely(!rx_queue->page_ring))
+ return NULL;
index = rx_queue->page_remove & rx_queue->page_ptr_mask;
page = rx_queue->page_ring[index];
if (page == NULL)
@@ -114,6 +116,9 @@ void efx_recycle_rx_pages(struct efx_channel *channel,
{
struct efx_rx_queue *rx_queue = efx_channel_get_rx_queue(channel);
+ if (unlikely(!rx_queue->page_ring))
+ return;
+
do {
efx_recycle_rx_page(channel, rx_buf);
rx_buf = efx_rx_buf_next(rx_queue, rx_buf);
@@ -150,7 +155,10 @@ static void efx_init_rx_recycle_ring(struct efx_rx_queue *rx_queue)
efx->rx_bufs_per_page);
rx_queue->page_ring = kcalloc(page_ring_size,
sizeof(*rx_queue->page_ring), GFP_KERNEL);
- rx_queue->page_ptr_mask = page_ring_size - 1;
+ if (!rx_queue->page_ring)
+ rx_queue->page_ptr_mask = 0;
+ else
+ rx_queue->page_ptr_mask = page_ring_size - 1;
}
static void efx_fini_rx_recycle_ring(struct efx_rx_queue *rx_queue)
diff --git a/drivers/net/ethernet/smsc/smc911x.c b/drivers/net/ethernet/smsc/smc911x.c
index 89381f796985..dd6f69ced4ee 100644
--- a/drivers/net/ethernet/smsc/smc911x.c
+++ b/drivers/net/ethernet/smsc/smc911x.c
@@ -2072,6 +2072,11 @@ static int smc911x_drv_probe(struct platform_device *pdev)
ndev->dma = (unsigned char)-1;
ndev->irq = platform_get_irq(pdev, 0);
+ if (ndev->irq < 0) {
+ ret = ndev->irq;
+ goto release_both;
+ }
+
lp = netdev_priv(ndev);
lp->netdev = ndev;
#ifdef SMC_DYNAMIC_BUS_CONFIG
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 6924a6aacbd5..c469abc91fa1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -33,6 +33,7 @@ struct rk_gmac_ops {
void (*set_rgmii_speed)(struct rk_priv_data *bsp_priv, int speed);
void (*set_rmii_speed)(struct rk_priv_data *bsp_priv, int speed);
void (*integrated_phy_powerup)(struct rk_priv_data *bsp_priv);
+ bool regs_valid;
u32 regs[];
};
@@ -1092,6 +1093,7 @@ static const struct rk_gmac_ops rk3568_ops = {
.set_to_rmii = rk3568_set_to_rmii,
.set_rgmii_speed = rk3568_set_gmac_speed,
.set_rmii_speed = rk3568_set_gmac_speed,
+ .regs_valid = true,
.regs = {
0xfe2a0000, /* gmac0 */
0xfe010000, /* gmac1 */
@@ -1383,7 +1385,7 @@ static struct rk_priv_data *rk_gmac_setup(struct platform_device *pdev,
* to be distinguished.
*/
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (res) {
+ if (res && ops->regs_valid) {
int i = 0;
while (ops->regs[i]) {
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c
index 66fc8be34bb7..e2e0f977875d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c
@@ -26,7 +26,7 @@
#define ETHER_CLK_SEL_FREQ_SEL_125M (BIT(9) | BIT(8))
#define ETHER_CLK_SEL_FREQ_SEL_50M BIT(9)
#define ETHER_CLK_SEL_FREQ_SEL_25M BIT(8)
-#define ETHER_CLK_SEL_FREQ_SEL_2P5M BIT(0)
+#define ETHER_CLK_SEL_FREQ_SEL_2P5M 0
#define ETHER_CLK_SEL_TX_CLK_EXT_SEL_IN BIT(0)
#define ETHER_CLK_SEL_TX_CLK_EXT_SEL_TXC BIT(10)
#define ETHER_CLK_SEL_TX_CLK_EXT_SEL_DIV BIT(11)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
index 5f129733aabd..873b9e3e5da2 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
@@ -172,6 +172,19 @@ struct stmmac_flow_entry {
int is_l4;
};
+/* Rx Frame Steering */
+enum stmmac_rfs_type {
+ STMMAC_RFS_T_VLAN,
+ STMMAC_RFS_T_MAX,
+};
+
+struct stmmac_rfs_entry {
+ unsigned long cookie;
+ int in_use;
+ int type;
+ int tc;
+};
+
struct stmmac_priv {
/* Frequently used values are kept adjacent for cache effect */
u32 tx_coal_frames[MTL_MAX_TX_QUEUES];
@@ -289,6 +302,10 @@ struct stmmac_priv {
struct stmmac_tc_entry *tc_entries;
unsigned int flow_entries_max;
struct stmmac_flow_entry *flow_entries;
+ unsigned int rfs_entries_max[STMMAC_RFS_T_MAX];
+ unsigned int rfs_entries_cnt[STMMAC_RFS_T_MAX];
+ unsigned int rfs_entries_total;
+ struct stmmac_rfs_entry *rfs_entries;
/* Pulse Per Second output */
struct stmmac_pps_cfg pps[STMMAC_PPS_MAX];
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index da8306f60730..8ded4be08b00 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1461,16 +1461,20 @@ static int stmmac_init_rx_buffers(struct stmmac_priv *priv, struct dma_desc *p,
{
struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue];
struct stmmac_rx_buffer *buf = &rx_q->buf_pool[i];
+ gfp_t gfp = (GFP_ATOMIC | __GFP_NOWARN);
+
+ if (priv->dma_cap.addr64 <= 32)
+ gfp |= GFP_DMA32;
if (!buf->page) {
- buf->page = page_pool_dev_alloc_pages(rx_q->page_pool);
+ buf->page = page_pool_alloc_pages(rx_q->page_pool, gfp);
if (!buf->page)
return -ENOMEM;
buf->page_offset = stmmac_rx_offset(priv);
}
if (priv->sph && !buf->sec_page) {
- buf->sec_page = page_pool_dev_alloc_pages(rx_q->page_pool);
+ buf->sec_page = page_pool_alloc_pages(rx_q->page_pool, gfp);
if (!buf->sec_page)
return -ENOMEM;
@@ -4482,6 +4486,10 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv, u32 queue)
struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue];
int dirty = stmmac_rx_dirty(priv, queue);
unsigned int entry = rx_q->dirty_rx;
+ gfp_t gfp = (GFP_ATOMIC | __GFP_NOWARN);
+
+ if (priv->dma_cap.addr64 <= 32)
+ gfp |= GFP_DMA32;
while (dirty-- > 0) {
struct stmmac_rx_buffer *buf = &rx_q->buf_pool[entry];
@@ -4494,13 +4502,13 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv, u32 queue)
p = rx_q->dma_rx + entry;
if (!buf->page) {
- buf->page = page_pool_dev_alloc_pages(rx_q->page_pool);
+ buf->page = page_pool_alloc_pages(rx_q->page_pool, gfp);
if (!buf->page)
break;
}
if (priv->sph && !buf->sec_page) {
- buf->sec_page = page_pool_dev_alloc_pages(rx_q->page_pool);
+ buf->sec_page = page_pool_alloc_pages(rx_q->page_pool, gfp);
if (!buf->sec_page)
break;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c
index 580cc035536b..be9b58b2abf9 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c
@@ -102,7 +102,7 @@ static int stmmac_adjust_time(struct ptp_clock_info *ptp, s64 delta)
time.tv_nsec = priv->plat->est->btr_reserve[0];
time.tv_sec = priv->plat->est->btr_reserve[1];
basetime = timespec64_to_ktime(time);
- cycle_time = priv->plat->est->ctr[1] * NSEC_PER_SEC +
+ cycle_time = (u64)priv->plat->est->ctr[1] * NSEC_PER_SEC +
priv->plat->est->ctr[0];
time = stmmac_calc_tas_basetime(basetime,
current_time_ns,
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
index 1c4ea0b1b845..d0a2b289f460 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
@@ -232,11 +232,33 @@ static int tc_setup_cls_u32(struct stmmac_priv *priv,
}
}
+static int tc_rfs_init(struct stmmac_priv *priv)
+{
+ int i;
+
+ priv->rfs_entries_max[STMMAC_RFS_T_VLAN] = 8;
+
+ for (i = 0; i < STMMAC_RFS_T_MAX; i++)
+ priv->rfs_entries_total += priv->rfs_entries_max[i];
+
+ priv->rfs_entries = devm_kcalloc(priv->device,
+ priv->rfs_entries_total,
+ sizeof(*priv->rfs_entries),
+ GFP_KERNEL);
+ if (!priv->rfs_entries)
+ return -ENOMEM;
+
+ dev_info(priv->device, "Enabled RFS Flow TC (entries=%d)\n",
+ priv->rfs_entries_total);
+
+ return 0;
+}
+
static int tc_init(struct stmmac_priv *priv)
{
struct dma_features *dma_cap = &priv->dma_cap;
unsigned int count;
- int i;
+ int ret, i;
if (dma_cap->l3l4fnum) {
priv->flow_entries_max = dma_cap->l3l4fnum;
@@ -250,10 +272,14 @@ static int tc_init(struct stmmac_priv *priv)
for (i = 0; i < priv->flow_entries_max; i++)
priv->flow_entries[i].idx = i;
- dev_info(priv->device, "Enabled Flow TC (entries=%d)\n",
+ dev_info(priv->device, "Enabled L3L4 Flow TC (entries=%d)\n",
priv->flow_entries_max);
}
+ ret = tc_rfs_init(priv);
+ if (ret)
+ return -ENOMEM;
+
if (!priv->plat->fpe_cfg) {
priv->plat->fpe_cfg = devm_kzalloc(priv->device,
sizeof(*priv->plat->fpe_cfg),
@@ -607,16 +633,45 @@ static int tc_del_flow(struct stmmac_priv *priv,
return ret;
}
+static struct stmmac_rfs_entry *tc_find_rfs(struct stmmac_priv *priv,
+ struct flow_cls_offload *cls,
+ bool get_free)
+{
+ int i;
+
+ for (i = 0; i < priv->rfs_entries_total; i++) {
+ struct stmmac_rfs_entry *entry = &priv->rfs_entries[i];
+
+ if (entry->cookie == cls->cookie)
+ return entry;
+ if (get_free && entry->in_use == false)
+ return entry;
+ }
+
+ return NULL;
+}
+
#define VLAN_PRIO_FULL_MASK (0x07)
static int tc_add_vlan_flow(struct stmmac_priv *priv,
struct flow_cls_offload *cls)
{
+ struct stmmac_rfs_entry *entry = tc_find_rfs(priv, cls, false);
struct flow_rule *rule = flow_cls_offload_flow_rule(cls);
struct flow_dissector *dissector = rule->match.dissector;
int tc = tc_classid_to_hwtc(priv->dev, cls->classid);
struct flow_match_vlan match;
+ if (!entry) {
+ entry = tc_find_rfs(priv, cls, true);
+ if (!entry)
+ return -ENOENT;
+ }
+
+ if (priv->rfs_entries_cnt[STMMAC_RFS_T_VLAN] >=
+ priv->rfs_entries_max[STMMAC_RFS_T_VLAN])
+ return -ENOENT;
+
/* Nothing to do here */
if (!dissector_uses_key(dissector, FLOW_DISSECTOR_KEY_VLAN))
return -EINVAL;
@@ -638,6 +693,12 @@ static int tc_add_vlan_flow(struct stmmac_priv *priv,
prio = BIT(match.key->vlan_priority);
stmmac_rx_queue_prio(priv, priv->hw, prio, tc);
+
+ entry->in_use = true;
+ entry->cookie = cls->cookie;
+ entry->tc = tc;
+ entry->type = STMMAC_RFS_T_VLAN;
+ priv->rfs_entries_cnt[STMMAC_RFS_T_VLAN]++;
}
return 0;
@@ -646,20 +707,19 @@ static int tc_add_vlan_flow(struct stmmac_priv *priv,
static int tc_del_vlan_flow(struct stmmac_priv *priv,
struct flow_cls_offload *cls)
{
- struct flow_rule *rule = flow_cls_offload_flow_rule(cls);
- struct flow_dissector *dissector = rule->match.dissector;
- int tc = tc_classid_to_hwtc(priv->dev, cls->classid);
+ struct stmmac_rfs_entry *entry = tc_find_rfs(priv, cls, false);
- /* Nothing to do here */
- if (!dissector_uses_key(dissector, FLOW_DISSECTOR_KEY_VLAN))
- return -EINVAL;
+ if (!entry || !entry->in_use || entry->type != STMMAC_RFS_T_VLAN)
+ return -ENOENT;
- if (tc < 0) {
- netdev_err(priv->dev, "Invalid traffic class\n");
- return -EINVAL;
- }
+ stmmac_rx_queue_prio(priv, priv->hw, 0, entry->tc);
+
+ entry->in_use = false;
+ entry->cookie = 0;
+ entry->tc = 0;
+ entry->type = 0;
- stmmac_rx_queue_prio(priv, priv->hw, 0, tc);
+ priv->rfs_entries_cnt[STMMAC_RFS_T_VLAN]--;
return 0;
}
diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
index c092cb61416a..ffbbda8f4d41 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
@@ -1844,13 +1844,14 @@ static int am65_cpsw_nuss_init_slave_ports(struct am65_cpsw_common *common)
if (ret < 0) {
dev_err(dev, "%pOF error reading port_id %d\n",
port_np, ret);
- return ret;
+ goto of_node_put;
}
if (!port_id || port_id > common->port_num) {
dev_err(dev, "%pOF has invalid port_id %u %s\n",
port_np, port_id, port_np->name);
- return -EINVAL;
+ ret = -EINVAL;
+ goto of_node_put;
}
port = am65_common_get_port(common, port_id);
@@ -1866,8 +1867,10 @@ static int am65_cpsw_nuss_init_slave_ports(struct am65_cpsw_common *common)
(AM65_CPSW_NU_FRAM_PORT_OFFSET * (port_id - 1));
port->slave.mac_sl = cpsw_sl_get("am65", dev, port->port_base);
- if (IS_ERR(port->slave.mac_sl))
- return PTR_ERR(port->slave.mac_sl);
+ if (IS_ERR(port->slave.mac_sl)) {
+ ret = PTR_ERR(port->slave.mac_sl);
+ goto of_node_put;
+ }
port->disabled = !of_device_is_available(port_np);
if (port->disabled) {
@@ -1880,7 +1883,7 @@ static int am65_cpsw_nuss_init_slave_ports(struct am65_cpsw_common *common)
ret = PTR_ERR(port->slave.ifphy);
dev_err(dev, "%pOF error retrieving port phy: %d\n",
port_np, ret);
- return ret;
+ goto of_node_put;
}
port->slave.mac_only =
@@ -1889,10 +1892,12 @@ static int am65_cpsw_nuss_init_slave_ports(struct am65_cpsw_common *common)
/* get phy/link info */
if (of_phy_is_fixed_link(port_np)) {
ret = of_phy_register_fixed_link(port_np);
- if (ret)
- return dev_err_probe(dev, ret,
+ if (ret) {
+ ret = dev_err_probe(dev, ret,
"failed to register fixed-link phy %pOF\n",
port_np);
+ goto of_node_put;
+ }
port->slave.phy_node = of_node_get(port_np);
} else {
port->slave.phy_node =
@@ -1902,14 +1907,15 @@ static int am65_cpsw_nuss_init_slave_ports(struct am65_cpsw_common *common)
if (!port->slave.phy_node) {
dev_err(dev,
"slave[%d] no phy found\n", port_id);
- return -ENODEV;
+ ret = -ENODEV;
+ goto of_node_put;
}
ret = of_get_phy_mode(port_np, &port->slave.phy_if);
if (ret) {
dev_err(dev, "%pOF read phy-mode err %d\n",
port_np, ret);
- return ret;
+ goto of_node_put;
}
ret = of_get_mac_address(port_np, port->slave.mac_addr);
@@ -1932,6 +1938,11 @@ static int am65_cpsw_nuss_init_slave_ports(struct am65_cpsw_common *common)
}
return 0;
+
+of_node_put:
+ of_node_put(port_np);
+ of_node_put(node);
+ return ret;
}
static void am65_cpsw_pcpu_stats_free(void *data)
diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c
index b06c17ac8d4e..ebd287039a54 100644
--- a/drivers/net/fjes/fjes_main.c
+++ b/drivers/net/fjes/fjes_main.c
@@ -1262,6 +1262,11 @@ static int fjes_probe(struct platform_device *plat_dev)
hw->hw_res.start = res->start;
hw->hw_res.size = resource_size(res);
hw->hw_res.irq = platform_get_irq(plat_dev, 0);
+ if (hw->hw_res.irq < 0) {
+ err = hw->hw_res.irq;
+ goto err_free_control_wq;
+ }
+
err = fjes_hw_init(&adapter->hw);
if (err)
goto err_free_control_wq;
diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c
index 7da2bb8a443c..edde9c3ae12b 100644
--- a/drivers/net/hamradio/mkiss.c
+++ b/drivers/net/hamradio/mkiss.c
@@ -794,14 +794,14 @@ static void mkiss_close(struct tty_struct *tty)
*/
netif_stop_queue(ax->dev);
- ax->tty = NULL;
-
unregister_netdev(ax->dev);
/* Free all AX25 frame buffers after unreg. */
kfree(ax->rbuff);
kfree(ax->xbuff);
+ ax->tty = NULL;
+
free_netdev(ax->dev);
}
diff --git a/drivers/net/ieee802154/atusb.c b/drivers/net/ieee802154/atusb.c
index 23ee0b14cbfa..2f5e7b31032a 100644
--- a/drivers/net/ieee802154/atusb.c
+++ b/drivers/net/ieee802154/atusb.c
@@ -93,7 +93,9 @@ static int atusb_control_msg(struct atusb *atusb, unsigned int pipe,
ret = usb_control_msg(usb_dev, pipe, request, requesttype,
value, index, data, size, timeout);
- if (ret < 0) {
+ if (ret < size) {
+ ret = ret < 0 ? ret : -ENODATA;
+
atusb->err = ret;
dev_err(&usb_dev->dev,
"%s: req 0x%02x val 0x%x idx 0x%x, error %d\n",
@@ -861,9 +863,9 @@ static int atusb_get_and_show_build(struct atusb *atusb)
if (!build)
return -ENOMEM;
- ret = atusb_control_msg(atusb, usb_rcvctrlpipe(usb_dev, 0),
- ATUSB_BUILD, ATUSB_REQ_FROM_DEV, 0, 0,
- build, ATUSB_BUILD_SIZE, 1000);
+ /* We cannot call atusb_control_msg() here, since this request may read various length data */
+ ret = usb_control_msg(atusb->usb_dev, usb_rcvctrlpipe(usb_dev, 0), ATUSB_BUILD,
+ ATUSB_REQ_FROM_DEV, 0, 0, build, ATUSB_BUILD_SIZE, 1000);
if (ret >= 0) {
build[ret] = 0;
dev_info(&usb_dev->dev, "Firmware: build %s\n", build);
diff --git a/drivers/net/netdevsim/bpf.c b/drivers/net/netdevsim/bpf.c
index 90aafb56f140..a43820212932 100644
--- a/drivers/net/netdevsim/bpf.c
+++ b/drivers/net/netdevsim/bpf.c
@@ -514,6 +514,7 @@ nsim_bpf_map_alloc(struct netdevsim *ns, struct bpf_offloaded_map *offmap)
goto err_free;
key = nmap->entry[i].key;
*key = i;
+ memset(nmap->entry[i].value, 0, offmap->map.value_size);
}
}
diff --git a/drivers/net/netdevsim/ethtool.c b/drivers/net/netdevsim/ethtool.c
index 0ab6a40be611..a6a713b31aad 100644
--- a/drivers/net/netdevsim/ethtool.c
+++ b/drivers/net/netdevsim/ethtool.c
@@ -77,7 +77,10 @@ static int nsim_set_ringparam(struct net_device *dev,
{
struct netdevsim *ns = netdev_priv(dev);
- memcpy(&ns->ethtool.ring, ring, sizeof(ns->ethtool.ring));
+ ns->ethtool.ring.rx_pending = ring->rx_pending;
+ ns->ethtool.ring.rx_jumbo_pending = ring->rx_jumbo_pending;
+ ns->ethtool.ring.rx_mini_pending = ring->rx_mini_pending;
+ ns->ethtool.ring.tx_pending = ring->tx_pending;
return 0;
}
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index c204067f1890..c198722e4871 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -460,6 +460,9 @@ static void of_mdiobus_link_mdiodev(struct mii_bus *bus,
if (addr == mdiodev->addr) {
device_set_node(dev, of_fwnode_handle(child));
+ /* The refcount on "child" is passed to the mdio
+ * device. Do _not_ use of_node_put(child) here.
+ */
return;
}
}
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 1572878c3403..45a67e72a02c 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -209,6 +209,9 @@ struct tun_struct {
struct tun_prog __rcu *steering_prog;
struct tun_prog __rcu *filter_prog;
struct ethtool_link_ksettings link_ksettings;
+ /* init args */
+ struct file *file;
+ struct ifreq *ifr;
};
struct veth {
@@ -216,6 +219,9 @@ struct veth {
__be16 h_vlan_TCI;
};
+static void tun_flow_init(struct tun_struct *tun);
+static void tun_flow_uninit(struct tun_struct *tun);
+
static int tun_napi_receive(struct napi_struct *napi, int budget)
{
struct tun_file *tfile = container_of(napi, struct tun_file, napi);
@@ -953,6 +959,49 @@ static int check_filter(struct tap_filter *filter, const struct sk_buff *skb)
static const struct ethtool_ops tun_ethtool_ops;
+static int tun_net_init(struct net_device *dev)
+{
+ struct tun_struct *tun = netdev_priv(dev);
+ struct ifreq *ifr = tun->ifr;
+ int err;
+
+ dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
+ if (!dev->tstats)
+ return -ENOMEM;
+
+ spin_lock_init(&tun->lock);
+
+ err = security_tun_dev_alloc_security(&tun->security);
+ if (err < 0) {
+ free_percpu(dev->tstats);
+ return err;
+ }
+
+ tun_flow_init(tun);
+
+ dev->hw_features = NETIF_F_SG | NETIF_F_FRAGLIST |
+ TUN_USER_FEATURES | NETIF_F_HW_VLAN_CTAG_TX |
+ NETIF_F_HW_VLAN_STAG_TX;
+ dev->features = dev->hw_features | NETIF_F_LLTX;
+ dev->vlan_features = dev->features &
+ ~(NETIF_F_HW_VLAN_CTAG_TX |
+ NETIF_F_HW_VLAN_STAG_TX);
+
+ tun->flags = (tun->flags & ~TUN_FEATURES) |
+ (ifr->ifr_flags & TUN_FEATURES);
+
+ INIT_LIST_HEAD(&tun->disabled);
+ err = tun_attach(tun, tun->file, false, ifr->ifr_flags & IFF_NAPI,
+ ifr->ifr_flags & IFF_NAPI_FRAGS, false);
+ if (err < 0) {
+ tun_flow_uninit(tun);
+ security_tun_dev_free_security(tun->security);
+ free_percpu(dev->tstats);
+ return err;
+ }
+ return 0;
+}
+
/* Net device detach from fd. */
static void tun_net_uninit(struct net_device *dev)
{
@@ -1169,6 +1218,7 @@ static int tun_net_change_carrier(struct net_device *dev, bool new_carrier)
}
static const struct net_device_ops tun_netdev_ops = {
+ .ndo_init = tun_net_init,
.ndo_uninit = tun_net_uninit,
.ndo_open = tun_net_open,
.ndo_stop = tun_net_close,
@@ -1252,6 +1302,7 @@ static int tun_xdp_tx(struct net_device *dev, struct xdp_buff *xdp)
}
static const struct net_device_ops tap_netdev_ops = {
+ .ndo_init = tun_net_init,
.ndo_uninit = tun_net_uninit,
.ndo_open = tun_net_open,
.ndo_stop = tun_net_close,
@@ -1292,7 +1343,7 @@ static void tun_flow_uninit(struct tun_struct *tun)
#define MAX_MTU 65535
/* Initialize net device. */
-static void tun_net_init(struct net_device *dev)
+static void tun_net_initialize(struct net_device *dev)
{
struct tun_struct *tun = netdev_priv(dev);
@@ -2206,11 +2257,6 @@ static void tun_free_netdev(struct net_device *dev)
BUG_ON(!(list_empty(&tun->disabled)));
free_percpu(dev->tstats);
- /* We clear tstats so that tun_set_iff() can tell if
- * tun_free_netdev() has been called from register_netdevice().
- */
- dev->tstats = NULL;
-
tun_flow_uninit(tun);
security_tun_dev_free_security(tun->security);
__tun_set_ebpf(tun, &tun->steering_prog, NULL);
@@ -2716,41 +2762,16 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
tun->rx_batched = 0;
RCU_INIT_POINTER(tun->steering_prog, NULL);
- dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
- if (!dev->tstats) {
- err = -ENOMEM;
- goto err_free_dev;
- }
-
- spin_lock_init(&tun->lock);
-
- err = security_tun_dev_alloc_security(&tun->security);
- if (err < 0)
- goto err_free_stat;
-
- tun_net_init(dev);
- tun_flow_init(tun);
+ tun->ifr = ifr;
+ tun->file = file;
- dev->hw_features = NETIF_F_SG | NETIF_F_FRAGLIST |
- TUN_USER_FEATURES | NETIF_F_HW_VLAN_CTAG_TX |
- NETIF_F_HW_VLAN_STAG_TX;
- dev->features = dev->hw_features | NETIF_F_LLTX;
- dev->vlan_features = dev->features &
- ~(NETIF_F_HW_VLAN_CTAG_TX |
- NETIF_F_HW_VLAN_STAG_TX);
-
- tun->flags = (tun->flags & ~TUN_FEATURES) |
- (ifr->ifr_flags & TUN_FEATURES);
-
- INIT_LIST_HEAD(&tun->disabled);
- err = tun_attach(tun, file, false, ifr->ifr_flags & IFF_NAPI,
- ifr->ifr_flags & IFF_NAPI_FRAGS, false);
- if (err < 0)
- goto err_free_flow;
+ tun_net_initialize(dev);
err = register_netdevice(tun->dev);
- if (err < 0)
- goto err_detach;
+ if (err < 0) {
+ free_netdev(dev);
+ return err;
+ }
/* free_netdev() won't check refcnt, to avoid race
* with dev_put() we need publish tun after registration.
*/
@@ -2767,24 +2788,6 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
strcpy(ifr->ifr_name, tun->dev->name);
return 0;
-
-err_detach:
- tun_detach_all(dev);
- /* We are here because register_netdevice() has failed.
- * If register_netdevice() already called tun_free_netdev()
- * while dealing with the error, dev->stats has been cleared.
- */
- if (!dev->tstats)
- goto err_free_dev;
-
-err_free_flow:
- tun_flow_uninit(tun);
- security_tun_dev_free_security(tun->security);
-err_free_stat:
- free_percpu(dev->tstats);
-err_free_dev:
- free_netdev(dev);
- return err;
}
static void tun_get_iff(struct tun_struct *tun, struct ifreq *ifr)
diff --git a/drivers/net/usb/asix_common.c b/drivers/net/usb/asix_common.c
index 42ba4af68090..71682970be58 100644
--- a/drivers/net/usb/asix_common.c
+++ b/drivers/net/usb/asix_common.c
@@ -9,6 +9,8 @@
#include "asix.h"
+#define AX_HOST_EN_RETRIES 30
+
int asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
u16 size, void *data, int in_pm)
{
@@ -68,7 +70,7 @@ static int asix_check_host_enable(struct usbnet *dev, int in_pm)
int i, ret;
u8 smsr;
- for (i = 0; i < 30; ++i) {
+ for (i = 0; i < AX_HOST_EN_RETRIES; ++i) {
ret = asix_set_sw_mii(dev, in_pm);
if (ret == -ENODEV || ret == -ETIMEDOUT)
break;
@@ -77,13 +79,13 @@ static int asix_check_host_enable(struct usbnet *dev, int in_pm)
0, 0, 1, &smsr, in_pm);
if (ret == -ENODEV)
break;
- else if (ret < 0)
+ else if (ret < sizeof(smsr))
continue;
else if (smsr & AX_HOST_EN)
break;
}
- return ret;
+ return i >= AX_HOST_EN_RETRIES ? -ETIMEDOUT : ret;
}
static void reset_asix_rx_fixup_info(struct asix_rx_fixup_info *rx)
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 8cd265fc1fd9..075f8abde5cd 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -76,6 +76,8 @@
#define LAN7801_USB_PRODUCT_ID (0x7801)
#define LAN78XX_EEPROM_MAGIC (0x78A5)
#define LAN78XX_OTP_MAGIC (0x78F3)
+#define AT29M2AF_USB_VENDOR_ID (0x07C9)
+#define AT29M2AF_USB_PRODUCT_ID (0x0012)
#define MII_READ 1
#define MII_WRITE 0
@@ -4734,6 +4736,10 @@ static const struct usb_device_id products[] = {
/* LAN7801 USB Gigabit Ethernet Device */
USB_DEVICE(LAN78XX_USB_VENDOR_ID, LAN7801_USB_PRODUCT_ID),
},
+ {
+ /* ATM2-AF USB Gigabit Ethernet Device */
+ USB_DEVICE(AT29M2AF_USB_VENDOR_ID, AT29M2AF_USB_PRODUCT_ID),
+ },
{},
};
MODULE_DEVICE_TABLE(usb, products);
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index c4cd40b090fd..feb247e355f7 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -493,11 +493,11 @@ static void read_bulk_callback(struct urb *urb)
goto goon;
rx_status = buf[count - 2];
- if (rx_status & 0x1e) {
+ if (rx_status & 0x1c) {
netif_dbg(pegasus, rx_err, net,
"RX packet error %x\n", rx_status);
net->stats.rx_errors++;
- if (rx_status & 0x06) /* long or runt */
+ if (rx_status & 0x04) /* runt */
net->stats.rx_length_errors++;
if (rx_status & 0x08)
net->stats.rx_crc_errors++;
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 86b814e99224..f510e8219470 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -1358,6 +1358,7 @@ static const struct usb_device_id products[] = {
{QMI_QUIRK_SET_DTR(0x1bc7, 0x1040, 2)}, /* Telit LE922A */
{QMI_QUIRK_SET_DTR(0x1bc7, 0x1050, 2)}, /* Telit FN980 */
{QMI_QUIRK_SET_DTR(0x1bc7, 0x1060, 2)}, /* Telit LN920 */
+ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1070, 2)}, /* Telit FN990 */
{QMI_FIXED_INTF(0x1bc7, 0x1100, 3)}, /* Telit ME910 */
{QMI_FIXED_INTF(0x1bc7, 0x1101, 3)}, /* Telit ME910 dual modem */
{QMI_FIXED_INTF(0x1bc7, 0x1200, 5)}, /* Telit LE920 */
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index f9877a3e83ac..ef6010a3d33a 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -32,7 +32,7 @@
#define NETNEXT_VERSION "12"
/* Information for net */
-#define NET_VERSION "11"
+#define NET_VERSION "12"
#define DRIVER_VERSION "v1." NETNEXT_VERSION "." NET_VERSION
#define DRIVER_AUTHOR "Realtek linux nic maintainers <nic_swsd@realtek.com>"
@@ -4016,6 +4016,11 @@ static void rtl_clear_bp(struct r8152 *tp, u16 type)
ocp_write_word(tp, type, PLA_BP_BA, 0);
}
+static inline void rtl_reset_ocp_base(struct r8152 *tp)
+{
+ tp->ocp_base = -1;
+}
+
static int rtl_phy_patch_request(struct r8152 *tp, bool request, bool wait)
{
u16 data, check;
@@ -4087,8 +4092,6 @@ static int rtl_post_ram_code(struct r8152 *tp, u16 key_addr, bool wait)
rtl_phy_patch_request(tp, false, wait);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_OCP_GPHY_BASE, tp->ocp_base);
-
return 0;
}
@@ -4800,6 +4803,8 @@ static void rtl_ram_code_speed_up(struct r8152 *tp, struct fw_phy_speed_up *phy,
u32 len;
u8 *data;
+ rtl_reset_ocp_base(tp);
+
if (sram_read(tp, SRAM_GPHY_FW_VER) >= __le16_to_cpu(phy->version)) {
dev_dbg(&tp->intf->dev, "PHY firmware has been the newest\n");
return;
@@ -4845,7 +4850,8 @@ static void rtl_ram_code_speed_up(struct r8152 *tp, struct fw_phy_speed_up *phy,
}
}
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_OCP_GPHY_BASE, tp->ocp_base);
+ rtl_reset_ocp_base(tp);
+
rtl_phy_patch_request(tp, false, wait);
if (sram_read(tp, SRAM_GPHY_FW_VER) == __le16_to_cpu(phy->version))
@@ -4861,6 +4867,8 @@ static int rtl8152_fw_phy_ver(struct r8152 *tp, struct fw_phy_ver *phy_ver)
ver_addr = __le16_to_cpu(phy_ver->ver.addr);
ver = __le16_to_cpu(phy_ver->ver.data);
+ rtl_reset_ocp_base(tp);
+
if (sram_read(tp, ver_addr) >= ver) {
dev_dbg(&tp->intf->dev, "PHY firmware has been the newest\n");
return 0;
@@ -4877,6 +4885,8 @@ static void rtl8152_fw_phy_fixup(struct r8152 *tp, struct fw_phy_fixup *fix)
{
u16 addr, data;
+ rtl_reset_ocp_base(tp);
+
addr = __le16_to_cpu(fix->setting.addr);
data = ocp_reg_read(tp, addr);
@@ -4908,6 +4918,8 @@ static void rtl8152_fw_phy_union_apply(struct r8152 *tp, struct fw_phy_union *ph
u32 length;
int i, num;
+ rtl_reset_ocp_base(tp);
+
num = phy->pre_num;
for (i = 0; i < num; i++)
sram_write(tp, __le16_to_cpu(phy->pre_set[i].addr),
@@ -4938,6 +4950,8 @@ static void rtl8152_fw_phy_nc_apply(struct r8152 *tp, struct fw_phy_nc *phy)
u32 length, i, num;
__le16 *data;
+ rtl_reset_ocp_base(tp);
+
mode_reg = __le16_to_cpu(phy->mode_reg);
sram_write(tp, mode_reg, __le16_to_cpu(phy->mode_pre));
sram_write(tp, __le16_to_cpu(phy->ba_reg),
@@ -5107,6 +5121,7 @@ post_fw:
if (rtl_fw->post_fw)
rtl_fw->post_fw(tp);
+ rtl_reset_ocp_base(tp);
strscpy(rtl_fw->version, fw_hdr->version, RTL_VER_SIZE);
dev_info(&tp->intf->dev, "load %s successfully\n", rtl_fw->version);
}
@@ -6584,6 +6599,21 @@ static bool rtl8153_in_nway(struct r8152 *tp)
return true;
}
+static void r8156_mdio_force_mode(struct r8152 *tp)
+{
+ u16 data;
+
+ /* Select force mode through 0xa5b4 bit 15
+ * 0: MDIO force mode
+ * 1: MMD force mode
+ */
+ data = ocp_reg_read(tp, 0xa5b4);
+ if (data & BIT(15)) {
+ data &= ~BIT(15);
+ ocp_reg_write(tp, 0xa5b4, data);
+ }
+}
+
static void set_carrier(struct r8152 *tp)
{
struct net_device *netdev = tp->netdev;
@@ -8016,6 +8046,7 @@ static void r8156_init(struct r8152 *tp)
ocp_data |= ACT_ODMA;
ocp_write_byte(tp, MCU_TYPE_USB, USB_BMU_CONFIG, ocp_data);
+ r8156_mdio_force_mode(tp);
rtl_tally_reset(tp);
tp->coalesce = 15000; /* 15 us */
@@ -8145,6 +8176,7 @@ static void r8156b_init(struct r8152 *tp)
ocp_data &= ~(RX_AGG_DISABLE | RX_ZERO_EN);
ocp_write_word(tp, MCU_TYPE_USB, USB_USB_CTRL, ocp_data);
+ r8156_mdio_force_mode(tp);
rtl_tally_reset(tp);
tp->coalesce = 15000; /* 15 us */
@@ -8467,6 +8499,8 @@ static int rtl8152_resume(struct usb_interface *intf)
mutex_lock(&tp->control);
+ rtl_reset_ocp_base(tp);
+
if (test_bit(SELECTIVE_SUSPEND, &tp->flags))
ret = rtl8152_runtime_resume(tp);
else
@@ -8482,6 +8516,7 @@ static int rtl8152_reset_resume(struct usb_interface *intf)
struct r8152 *tp = usb_get_intfdata(intf);
clear_bit(SELECTIVE_SUSPEND, &tp->flags);
+ rtl_reset_ocp_base(tp);
tp->rtl_ops.init(tp);
queue_delayed_work(system_long_wq, &tp->hw_phy_work, 0);
set_ethernet_addr(tp, true);
@@ -9603,9 +9638,12 @@ static int rtl8152_probe(struct usb_interface *intf,
netdev->hw_features &= ~NETIF_F_RXCSUM;
}
- if (udev->parent &&
- le16_to_cpu(udev->parent->descriptor.idVendor) == VENDOR_ID_LENOVO) {
- tp->lenovo_macpassthru = 1;
+ if (le16_to_cpu(udev->descriptor.idVendor) == VENDOR_ID_LENOVO) {
+ switch (le16_to_cpu(udev->descriptor.idProduct)) {
+ case DEVICE_ID_THINKPAD_THUNDERBOLT3_DOCK_GEN2:
+ case DEVICE_ID_THINKPAD_USB_C_DOCK_GEN2:
+ tp->lenovo_macpassthru = 1;
+ }
}
if (le16_to_cpu(udev->descriptor.bcdDevice) == 0x3011 && udev->serial &&
diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c
index 4a84f90e377c..247f58cb0f84 100644
--- a/drivers/net/usb/rndis_host.c
+++ b/drivers/net/usb/rndis_host.c
@@ -609,6 +609,11 @@ static const struct usb_device_id products [] = {
USB_CLASS_COMM, 2 /* ACM */, 0x0ff),
.driver_info = (unsigned long) &rndis_poll_status_info,
}, {
+ /* Hytera Communications DMR radios' "Radio to PC Network" */
+ USB_VENDOR_AND_INTERFACE_INFO(0x238b,
+ USB_CLASS_COMM, 2 /* ACM */, 0x0ff),
+ .driver_info = (unsigned long)&rndis_info,
+}, {
/* RNDIS is MSFT's un-official variant of CDC ACM */
USB_INTERFACE_INFO(USB_CLASS_COMM, 2 /* ACM */, 0x0ff),
.driver_info = (unsigned long) &rndis_info,
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 50eb43e5bf45..2acdb8ad6c71 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -879,8 +879,12 @@ static int veth_xdp_rcv(struct veth_rq *rq, int budget,
stats->xdp_bytes += skb->len;
skb = veth_xdp_rcv_skb(rq, skb, bq, stats);
- if (skb)
- napi_gro_receive(&rq->xdp_napi, skb);
+ if (skb) {
+ if (skb_shared(skb) || skb_unclone(skb, GFP_ATOMIC))
+ netif_receive_skb(skb);
+ else
+ napi_gro_receive(&rq->xdp_napi, skb);
+ }
}
done++;
}
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 55db6a336f7e..b107835242ad 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -733,7 +733,7 @@ static struct sk_buff *receive_small(struct net_device *dev,
pr_debug("%s: rx error: len %u exceeds max size %d\n",
dev->name, len, GOOD_PACKET_LEN);
dev->stats.rx_length_errors++;
- goto err_len;
+ goto err;
}
if (likely(!vi->xdp_enabled)) {
@@ -825,10 +825,8 @@ static struct sk_buff *receive_small(struct net_device *dev,
skip_xdp:
skb = build_skb(buf, buflen);
- if (!skb) {
- put_page(page);
+ if (!skb)
goto err;
- }
skb_reserve(skb, headroom - delta);
skb_put(skb, len);
if (!xdp_prog) {
@@ -839,13 +837,12 @@ skip_xdp:
if (metasize)
skb_metadata_set(skb, metasize);
-err:
return skb;
err_xdp:
rcu_read_unlock();
stats->xdp_drops++;
-err_len:
+err:
stats->drops++;
put_page(page);
xdp_xmit:
diff --git a/drivers/net/wireless/broadcom/brcm80211/Kconfig b/drivers/net/wireless/broadcom/brcm80211/Kconfig
index 5bf2318763c5..3a1a35b5672f 100644
--- a/drivers/net/wireless/broadcom/brcm80211/Kconfig
+++ b/drivers/net/wireless/broadcom/brcm80211/Kconfig
@@ -7,16 +7,20 @@ config BRCMSMAC
depends on MAC80211
depends on BCMA_POSSIBLE
select BCMA
- select NEW_LEDS if BCMA_DRIVER_GPIO
- select LEDS_CLASS if BCMA_DRIVER_GPIO
select BRCMUTIL
select FW_LOADER
select CORDIC
help
This module adds support for PCIe wireless adapters based on Broadcom
- IEEE802.11n SoftMAC chipsets. It also has WLAN led support, which will
- be available if you select BCMA_DRIVER_GPIO. If you choose to build a
- module, the driver will be called brcmsmac.ko.
+ IEEE802.11n SoftMAC chipsets. If you choose to build a module, the
+ driver will be called brcmsmac.ko.
+
+config BRCMSMAC_LEDS
+ def_bool BRCMSMAC && BCMA_DRIVER_GPIO && MAC80211_LEDS
+ help
+ The brcmsmac LED support depends on the presence of the
+ BCMA_DRIVER_GPIO driver, and it only works if LED support
+ is enabled and reachable from the driver module.
source "drivers/net/wireless/broadcom/brcm80211/brcmfmac/Kconfig"
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/Makefile b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/Makefile
index 482d7737764d..090757730ba6 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/Makefile
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/Makefile
@@ -42,6 +42,6 @@ brcmsmac-y := \
brcms_trace_events.o \
debug.o
-brcmsmac-$(CONFIG_BCMA_DRIVER_GPIO) += led.o
+brcmsmac-$(CONFIG_BRCMSMAC_LEDS) += led.o
obj-$(CONFIG_BRCMSMAC) += brcmsmac.o
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.h
index d65f5c268fd7..2a5cbeb9e783 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/led.h
@@ -24,7 +24,7 @@ struct brcms_led {
struct gpio_desc *gpiod;
};
-#ifdef CONFIG_BCMA_DRIVER_GPIO
+#ifdef CONFIG_BRCMSMAC_LEDS
void brcms_led_unregister(struct brcms_info *wl);
int brcms_led_register(struct brcms_info *wl);
#else
diff --git a/drivers/net/wireless/intel/iwlegacy/Kconfig b/drivers/net/wireless/intel/iwlegacy/Kconfig
index 24fe3f63c321..7eacc8e58ee1 100644
--- a/drivers/net/wireless/intel/iwlegacy/Kconfig
+++ b/drivers/net/wireless/intel/iwlegacy/Kconfig
@@ -2,14 +2,13 @@
config IWLEGACY
tristate
select FW_LOADER
- select NEW_LEDS
- select LEDS_CLASS
select LEDS_TRIGGERS
select MAC80211_LEDS
config IWL4965
tristate "Intel Wireless WiFi 4965AGN (iwl4965)"
depends on PCI && MAC80211
+ depends on LEDS_CLASS=y || LEDS_CLASS=MAC80211
select IWLEGACY
help
This option enables support for
@@ -38,6 +37,7 @@ config IWL4965
config IWL3945
tristate "Intel PRO/Wireless 3945ABG/BG Network Connection (iwl3945)"
depends on PCI && MAC80211
+ depends on LEDS_CLASS=y || LEDS_CLASS=MAC80211
select IWLEGACY
help
Select to build the driver supporting the:
diff --git a/drivers/net/wireless/intel/iwlwifi/Kconfig b/drivers/net/wireless/intel/iwlwifi/Kconfig
index 1085afbefba8..418ae4f870ab 100644
--- a/drivers/net/wireless/intel/iwlwifi/Kconfig
+++ b/drivers/net/wireless/intel/iwlwifi/Kconfig
@@ -47,7 +47,7 @@ if IWLWIFI
config IWLWIFI_LEDS
bool
- depends on LEDS_CLASS=y || LEDS_CLASS=IWLWIFI
+ depends on LEDS_CLASS=y || LEDS_CLASS=MAC80211
depends on IWLMVM || IWLDVM
select LEDS_TRIGGERS
select MAC80211_LEDS
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index bdd4ee432548..76e0b7b45980 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -269,17 +269,18 @@ static u32 iwl_mvm_get_tx_rate(struct iwl_mvm *mvm,
u8 rate_plcp;
u32 rate_flags = 0;
bool is_cck;
- struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
/* info->control is only relevant for non HW rate control */
if (!ieee80211_hw_check(mvm->hw, HAS_RATE_CONTROL)) {
+ struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
+
/* HT rate doesn't make sense for a non data frame */
WARN_ONCE(info->control.rates[0].flags & IEEE80211_TX_RC_MCS &&
!ieee80211_is_data(fc),
"Got a HT rate (flags:0x%x/mcs:%d/fc:0x%x/state:%d) for a non data frame\n",
info->control.rates[0].flags,
info->control.rates[0].idx,
- le16_to_cpu(fc), mvmsta->sta_state);
+ le16_to_cpu(fc), sta ? mvmsta->sta_state : -1);
rate_idx = info->control.rates[0].idx;
}
diff --git a/drivers/net/wireless/mediatek/mt76/Makefile b/drivers/net/wireless/mediatek/mt76/Makefile
index 79ab850a45a2..c78ae4b89761 100644
--- a/drivers/net/wireless/mediatek/mt76/Makefile
+++ b/drivers/net/wireless/mediatek/mt76/Makefile
@@ -34,4 +34,4 @@ obj-$(CONFIG_MT76x2_COMMON) += mt76x2/
obj-$(CONFIG_MT7603E) += mt7603/
obj-$(CONFIG_MT7615_COMMON) += mt7615/
obj-$(CONFIG_MT7915E) += mt7915/
-obj-$(CONFIG_MT7921E) += mt7921/
+obj-$(CONFIG_MT7921_COMMON) += mt7921/
diff --git a/drivers/net/xen-netback/common.h b/drivers/net/xen-netback/common.h
index 4a16d6e33c09..d9dea4829c86 100644
--- a/drivers/net/xen-netback/common.h
+++ b/drivers/net/xen-netback/common.h
@@ -203,6 +203,7 @@ struct xenvif_queue { /* Per-queue data for xenvif */
unsigned int rx_queue_max;
unsigned int rx_queue_len;
unsigned long last_rx_time;
+ unsigned int rx_slots_needed;
bool stalled;
struct xenvif_copy_state rx_copy;
diff --git a/drivers/net/xen-netback/rx.c b/drivers/net/xen-netback/rx.c
index accc991d153f..dbac4c03d21a 100644
--- a/drivers/net/xen-netback/rx.c
+++ b/drivers/net/xen-netback/rx.c
@@ -33,28 +33,36 @@
#include <xen/xen.h>
#include <xen/events.h>
-static bool xenvif_rx_ring_slots_available(struct xenvif_queue *queue)
+/*
+ * Update the needed ring page slots for the first SKB queued.
+ * Note that any call sequence outside the RX thread calling this function
+ * needs to wake up the RX thread via a call of xenvif_kick_thread()
+ * afterwards in order to avoid a race with putting the thread to sleep.
+ */
+static void xenvif_update_needed_slots(struct xenvif_queue *queue,
+ const struct sk_buff *skb)
{
- RING_IDX prod, cons;
- struct sk_buff *skb;
- int needed;
- unsigned long flags;
-
- spin_lock_irqsave(&queue->rx_queue.lock, flags);
+ unsigned int needed = 0;
- skb = skb_peek(&queue->rx_queue);
- if (!skb) {
- spin_unlock_irqrestore(&queue->rx_queue.lock, flags);
- return false;
+ if (skb) {
+ needed = DIV_ROUND_UP(skb->len, XEN_PAGE_SIZE);
+ if (skb_is_gso(skb))
+ needed++;
+ if (skb->sw_hash)
+ needed++;
}
- needed = DIV_ROUND_UP(skb->len, XEN_PAGE_SIZE);
- if (skb_is_gso(skb))
- needed++;
- if (skb->sw_hash)
- needed++;
+ WRITE_ONCE(queue->rx_slots_needed, needed);
+}
- spin_unlock_irqrestore(&queue->rx_queue.lock, flags);
+static bool xenvif_rx_ring_slots_available(struct xenvif_queue *queue)
+{
+ RING_IDX prod, cons;
+ unsigned int needed;
+
+ needed = READ_ONCE(queue->rx_slots_needed);
+ if (!needed)
+ return false;
do {
prod = queue->rx.sring->req_prod;
@@ -80,13 +88,19 @@ void xenvif_rx_queue_tail(struct xenvif_queue *queue, struct sk_buff *skb)
spin_lock_irqsave(&queue->rx_queue.lock, flags);
- __skb_queue_tail(&queue->rx_queue, skb);
-
- queue->rx_queue_len += skb->len;
- if (queue->rx_queue_len > queue->rx_queue_max) {
+ if (queue->rx_queue_len >= queue->rx_queue_max) {
struct net_device *dev = queue->vif->dev;
netif_tx_stop_queue(netdev_get_tx_queue(dev, queue->id));
+ kfree_skb(skb);
+ queue->vif->dev->stats.rx_dropped++;
+ } else {
+ if (skb_queue_empty(&queue->rx_queue))
+ xenvif_update_needed_slots(queue, skb);
+
+ __skb_queue_tail(&queue->rx_queue, skb);
+
+ queue->rx_queue_len += skb->len;
}
spin_unlock_irqrestore(&queue->rx_queue.lock, flags);
@@ -100,6 +114,8 @@ static struct sk_buff *xenvif_rx_dequeue(struct xenvif_queue *queue)
skb = __skb_dequeue(&queue->rx_queue);
if (skb) {
+ xenvif_update_needed_slots(queue, skb_peek(&queue->rx_queue));
+
queue->rx_queue_len -= skb->len;
if (queue->rx_queue_len < queue->rx_queue_max) {
struct netdev_queue *txq;
@@ -134,6 +150,7 @@ static void xenvif_rx_queue_drop_expired(struct xenvif_queue *queue)
break;
xenvif_rx_dequeue(queue);
kfree_skb(skb);
+ queue->vif->dev->stats.rx_dropped++;
}
}
@@ -487,27 +504,31 @@ void xenvif_rx_action(struct xenvif_queue *queue)
xenvif_rx_copy_flush(queue);
}
-static bool xenvif_rx_queue_stalled(struct xenvif_queue *queue)
+static RING_IDX xenvif_rx_queue_slots(const struct xenvif_queue *queue)
{
RING_IDX prod, cons;
prod = queue->rx.sring->req_prod;
cons = queue->rx.req_cons;
+ return prod - cons;
+}
+
+static bool xenvif_rx_queue_stalled(const struct xenvif_queue *queue)
+{
+ unsigned int needed = READ_ONCE(queue->rx_slots_needed);
+
return !queue->stalled &&
- prod - cons < 1 &&
+ xenvif_rx_queue_slots(queue) < needed &&
time_after(jiffies,
queue->last_rx_time + queue->vif->stall_timeout);
}
static bool xenvif_rx_queue_ready(struct xenvif_queue *queue)
{
- RING_IDX prod, cons;
-
- prod = queue->rx.sring->req_prod;
- cons = queue->rx.req_cons;
+ unsigned int needed = READ_ONCE(queue->rx_slots_needed);
- return queue->stalled && prod - cons >= 1;
+ return queue->stalled && xenvif_rx_queue_slots(queue) >= needed;
}
bool xenvif_have_rx_work(struct xenvif_queue *queue, bool test_kthread)
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 911f43986a8c..d514d96027a6 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -148,6 +148,9 @@ struct netfront_queue {
grant_ref_t gref_rx_head;
grant_ref_t grant_rx_ref[NET_RX_RING_SIZE];
+ unsigned int rx_rsp_unconsumed;
+ spinlock_t rx_cons_lock;
+
struct page_pool *page_pool;
struct xdp_rxq_info xdp_rxq;
};
@@ -376,12 +379,13 @@ static int xennet_open(struct net_device *dev)
return 0;
}
-static void xennet_tx_buf_gc(struct netfront_queue *queue)
+static bool xennet_tx_buf_gc(struct netfront_queue *queue)
{
RING_IDX cons, prod;
unsigned short id;
struct sk_buff *skb;
bool more_to_do;
+ bool work_done = false;
const struct device *dev = &queue->info->netdev->dev;
BUG_ON(!netif_carrier_ok(queue->info->netdev));
@@ -398,6 +402,8 @@ static void xennet_tx_buf_gc(struct netfront_queue *queue)
for (cons = queue->tx.rsp_cons; cons != prod; cons++) {
struct xen_netif_tx_response txrsp;
+ work_done = true;
+
RING_COPY_RESPONSE(&queue->tx, cons, &txrsp);
if (txrsp.status == XEN_NETIF_RSP_NULL)
continue;
@@ -441,11 +447,13 @@ static void xennet_tx_buf_gc(struct netfront_queue *queue)
xennet_maybe_wake_tx(queue);
- return;
+ return work_done;
err:
queue->info->broken = true;
dev_alert(dev, "Disabled for further use\n");
+
+ return work_done;
}
struct xennet_gnttab_make_txreq {
@@ -834,6 +842,16 @@ static int xennet_close(struct net_device *dev)
return 0;
}
+static void xennet_set_rx_rsp_cons(struct netfront_queue *queue, RING_IDX val)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&queue->rx_cons_lock, flags);
+ queue->rx.rsp_cons = val;
+ queue->rx_rsp_unconsumed = RING_HAS_UNCONSUMED_RESPONSES(&queue->rx);
+ spin_unlock_irqrestore(&queue->rx_cons_lock, flags);
+}
+
static void xennet_move_rx_slot(struct netfront_queue *queue, struct sk_buff *skb,
grant_ref_t ref)
{
@@ -885,7 +903,7 @@ static int xennet_get_extras(struct netfront_queue *queue,
xennet_move_rx_slot(queue, skb, ref);
} while (extra.flags & XEN_NETIF_EXTRA_FLAG_MORE);
- queue->rx.rsp_cons = cons;
+ xennet_set_rx_rsp_cons(queue, cons);
return err;
}
@@ -1039,7 +1057,7 @@ next:
}
if (unlikely(err))
- queue->rx.rsp_cons = cons + slots;
+ xennet_set_rx_rsp_cons(queue, cons + slots);
return err;
}
@@ -1093,7 +1111,8 @@ static int xennet_fill_frags(struct netfront_queue *queue,
__pskb_pull_tail(skb, pull_to - skb_headlen(skb));
}
if (unlikely(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS)) {
- queue->rx.rsp_cons = ++cons + skb_queue_len(list);
+ xennet_set_rx_rsp_cons(queue,
+ ++cons + skb_queue_len(list));
kfree_skb(nskb);
return -ENOENT;
}
@@ -1106,7 +1125,7 @@ static int xennet_fill_frags(struct netfront_queue *queue,
kfree_skb(nskb);
}
- queue->rx.rsp_cons = cons;
+ xennet_set_rx_rsp_cons(queue, cons);
return 0;
}
@@ -1229,7 +1248,9 @@ err:
if (unlikely(xennet_set_skb_gso(skb, gso))) {
__skb_queue_head(&tmpq, skb);
- queue->rx.rsp_cons += skb_queue_len(&tmpq);
+ xennet_set_rx_rsp_cons(queue,
+ queue->rx.rsp_cons +
+ skb_queue_len(&tmpq));
goto err;
}
}
@@ -1253,7 +1274,8 @@ err:
__skb_queue_tail(&rxq, skb);
- i = ++queue->rx.rsp_cons;
+ i = queue->rx.rsp_cons + 1;
+ xennet_set_rx_rsp_cons(queue, i);
work_done++;
}
if (need_xdp_flush)
@@ -1417,40 +1439,79 @@ static int xennet_set_features(struct net_device *dev,
return 0;
}
-static irqreturn_t xennet_tx_interrupt(int irq, void *dev_id)
+static bool xennet_handle_tx(struct netfront_queue *queue, unsigned int *eoi)
{
- struct netfront_queue *queue = dev_id;
unsigned long flags;
- if (queue->info->broken)
- return IRQ_HANDLED;
+ if (unlikely(queue->info->broken))
+ return false;
spin_lock_irqsave(&queue->tx_lock, flags);
- xennet_tx_buf_gc(queue);
+ if (xennet_tx_buf_gc(queue))
+ *eoi = 0;
spin_unlock_irqrestore(&queue->tx_lock, flags);
+ return true;
+}
+
+static irqreturn_t xennet_tx_interrupt(int irq, void *dev_id)
+{
+ unsigned int eoiflag = XEN_EOI_FLAG_SPURIOUS;
+
+ if (likely(xennet_handle_tx(dev_id, &eoiflag)))
+ xen_irq_lateeoi(irq, eoiflag);
+
return IRQ_HANDLED;
}
-static irqreturn_t xennet_rx_interrupt(int irq, void *dev_id)
+static bool xennet_handle_rx(struct netfront_queue *queue, unsigned int *eoi)
{
- struct netfront_queue *queue = dev_id;
- struct net_device *dev = queue->info->netdev;
+ unsigned int work_queued;
+ unsigned long flags;
- if (queue->info->broken)
- return IRQ_HANDLED;
+ if (unlikely(queue->info->broken))
+ return false;
+
+ spin_lock_irqsave(&queue->rx_cons_lock, flags);
+ work_queued = RING_HAS_UNCONSUMED_RESPONSES(&queue->rx);
+ if (work_queued > queue->rx_rsp_unconsumed) {
+ queue->rx_rsp_unconsumed = work_queued;
+ *eoi = 0;
+ } else if (unlikely(work_queued < queue->rx_rsp_unconsumed)) {
+ const struct device *dev = &queue->info->netdev->dev;
+
+ spin_unlock_irqrestore(&queue->rx_cons_lock, flags);
+ dev_alert(dev, "RX producer index going backwards\n");
+ dev_alert(dev, "Disabled for further use\n");
+ queue->info->broken = true;
+ return false;
+ }
+ spin_unlock_irqrestore(&queue->rx_cons_lock, flags);
- if (likely(netif_carrier_ok(dev) &&
- RING_HAS_UNCONSUMED_RESPONSES(&queue->rx)))
+ if (likely(netif_carrier_ok(queue->info->netdev) && work_queued))
napi_schedule(&queue->napi);
+ return true;
+}
+
+static irqreturn_t xennet_rx_interrupt(int irq, void *dev_id)
+{
+ unsigned int eoiflag = XEN_EOI_FLAG_SPURIOUS;
+
+ if (likely(xennet_handle_rx(dev_id, &eoiflag)))
+ xen_irq_lateeoi(irq, eoiflag);
+
return IRQ_HANDLED;
}
static irqreturn_t xennet_interrupt(int irq, void *dev_id)
{
- xennet_tx_interrupt(irq, dev_id);
- xennet_rx_interrupt(irq, dev_id);
+ unsigned int eoiflag = XEN_EOI_FLAG_SPURIOUS;
+
+ if (xennet_handle_tx(dev_id, &eoiflag) &&
+ xennet_handle_rx(dev_id, &eoiflag))
+ xen_irq_lateeoi(irq, eoiflag);
+
return IRQ_HANDLED;
}
@@ -1768,9 +1829,10 @@ static int setup_netfront_single(struct netfront_queue *queue)
if (err < 0)
goto fail;
- err = bind_evtchn_to_irqhandler(queue->tx_evtchn,
- xennet_interrupt,
- 0, queue->info->netdev->name, queue);
+ err = bind_evtchn_to_irqhandler_lateeoi(queue->tx_evtchn,
+ xennet_interrupt, 0,
+ queue->info->netdev->name,
+ queue);
if (err < 0)
goto bind_fail;
queue->rx_evtchn = queue->tx_evtchn;
@@ -1798,18 +1860,18 @@ static int setup_netfront_split(struct netfront_queue *queue)
snprintf(queue->tx_irq_name, sizeof(queue->tx_irq_name),
"%s-tx", queue->name);
- err = bind_evtchn_to_irqhandler(queue->tx_evtchn,
- xennet_tx_interrupt,
- 0, queue->tx_irq_name, queue);
+ err = bind_evtchn_to_irqhandler_lateeoi(queue->tx_evtchn,
+ xennet_tx_interrupt, 0,
+ queue->tx_irq_name, queue);
if (err < 0)
goto bind_tx_fail;
queue->tx_irq = err;
snprintf(queue->rx_irq_name, sizeof(queue->rx_irq_name),
"%s-rx", queue->name);
- err = bind_evtchn_to_irqhandler(queue->rx_evtchn,
- xennet_rx_interrupt,
- 0, queue->rx_irq_name, queue);
+ err = bind_evtchn_to_irqhandler_lateeoi(queue->rx_evtchn,
+ xennet_rx_interrupt, 0,
+ queue->rx_irq_name, queue);
if (err < 0)
goto bind_rx_fail;
queue->rx_irq = err;
@@ -1911,6 +1973,7 @@ static int xennet_init_queue(struct netfront_queue *queue)
spin_lock_init(&queue->tx_lock);
spin_lock_init(&queue->rx_lock);
+ spin_lock_init(&queue->rx_cons_lock);
timer_setup(&queue->rx_refill_timer, rx_refill_timeout, 0);
diff --git a/drivers/nfc/st21nfca/i2c.c b/drivers/nfc/st21nfca/i2c.c
index f126ce96a7df..35b32fb90906 100644
--- a/drivers/nfc/st21nfca/i2c.c
+++ b/drivers/nfc/st21nfca/i2c.c
@@ -524,7 +524,8 @@ static int st21nfca_hci_i2c_probe(struct i2c_client *client,
phy->gpiod_ena = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);
if (IS_ERR(phy->gpiod_ena)) {
nfc_err(dev, "Unable to get ENABLE GPIO\n");
- return PTR_ERR(phy->gpiod_ena);
+ r = PTR_ERR(phy->gpiod_ena);
+ goto out_free;
}
phy->se_status.is_ese_present =
@@ -535,7 +536,7 @@ static int st21nfca_hci_i2c_probe(struct i2c_client *client,
r = st21nfca_hci_platform_init(phy);
if (r < 0) {
nfc_err(&client->dev, "Unable to reboot st21nfca\n");
- return r;
+ goto out_free;
}
r = devm_request_threaded_irq(&client->dev, client->irq, NULL,
@@ -544,15 +545,23 @@ static int st21nfca_hci_i2c_probe(struct i2c_client *client,
ST21NFCA_HCI_DRIVER_NAME, phy);
if (r < 0) {
nfc_err(&client->dev, "Unable to register IRQ handler\n");
- return r;
+ goto out_free;
}
- return st21nfca_hci_probe(phy, &i2c_phy_ops, LLC_SHDLC_NAME,
- ST21NFCA_FRAME_HEADROOM,
- ST21NFCA_FRAME_TAILROOM,
- ST21NFCA_HCI_LLC_MAX_PAYLOAD,
- &phy->hdev,
- &phy->se_status);
+ r = st21nfca_hci_probe(phy, &i2c_phy_ops, LLC_SHDLC_NAME,
+ ST21NFCA_FRAME_HEADROOM,
+ ST21NFCA_FRAME_TAILROOM,
+ ST21NFCA_HCI_LLC_MAX_PAYLOAD,
+ &phy->hdev,
+ &phy->se_status);
+ if (r)
+ goto out_free;
+
+ return 0;
+
+out_free:
+ kfree_skb(phy->pending_skb);
+ return r;
}
static int st21nfca_hci_i2c_remove(struct i2c_client *client)
@@ -563,6 +572,8 @@ static int st21nfca_hci_i2c_remove(struct i2c_client *client)
if (phy->powered)
st21nfca_hci_i2c_disable(phy);
+ if (phy->pending_skb)
+ kfree_skb(phy->pending_skb);
return 0;
}
diff --git a/drivers/pci/controller/Kconfig b/drivers/pci/controller/Kconfig
index 93b141110537..7fc5135ffbbf 100644
--- a/drivers/pci/controller/Kconfig
+++ b/drivers/pci/controller/Kconfig
@@ -332,8 +332,8 @@ config PCIE_APPLE
If unsure, say Y if you have an Apple Silicon system.
config PCIE_MT7621
- tristate "MediaTek MT7621 PCIe Controller"
- depends on (RALINK && SOC_MT7621) || (MIPS && COMPILE_TEST)
+ bool "MediaTek MT7621 PCIe Controller"
+ depends on SOC_MT7621 || (MIPS && COMPILE_TEST)
select PHY_MT7621_PCI
default SOC_MT7621
help
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 48e3f4e47b29..d84cf30bb279 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -722,9 +722,6 @@ static int msix_capability_init(struct pci_dev *dev, struct msix_entry *entries,
goto out_disable;
}
- /* Ensure that all table entries are masked. */
- msix_mask_all(base, tsize);
-
ret = msix_setup_entries(dev, base, entries, nvec, affd);
if (ret)
goto out_disable;
@@ -751,6 +748,16 @@ static int msix_capability_init(struct pci_dev *dev, struct msix_entry *entries,
/* Set MSI-X enabled bits and unmask the function */
pci_intx_for_msi(dev, 0);
dev->msix_enabled = 1;
+
+ /*
+ * Ensure that all table entries are masked to prevent
+ * stale entries from firing in a crash kernel.
+ *
+ * Done late to deal with a broken Marvell NVME device
+ * which takes the MSI-X mask bits into account even
+ * when MSI-X is disabled, which prevents MSI delivery.
+ */
+ msix_mask_all(base, tsize);
pci_msix_clear_and_set_ctrl(dev, PCI_MSIX_FLAGS_MASKALL, 0);
pcibios_free_irq(dev);
@@ -777,7 +784,7 @@ out_free:
free_msi_irqs(dev);
out_disable:
- pci_msix_clear_and_set_ctrl(dev, PCI_MSIX_FLAGS_ENABLE, 0);
+ pci_msix_clear_and_set_ctrl(dev, PCI_MSIX_FLAGS_MASKALL | PCI_MSIX_FLAGS_ENABLE, 0);
return ret;
}
diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
index 2abcc6ce4eba..b607d10e4cbd 100644
--- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c
+++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
@@ -1244,6 +1244,18 @@ static int bcm2835_pinctrl_probe(struct platform_device *pdev)
raw_spin_lock_init(&pc->irq_lock[i]);
}
+ pc->pctl_desc = *pdata->pctl_desc;
+ pc->pctl_dev = devm_pinctrl_register(dev, &pc->pctl_desc, pc);
+ if (IS_ERR(pc->pctl_dev)) {
+ gpiochip_remove(&pc->gpio_chip);
+ return PTR_ERR(pc->pctl_dev);
+ }
+
+ pc->gpio_range = *pdata->gpio_range;
+ pc->gpio_range.base = pc->gpio_chip.base;
+ pc->gpio_range.gc = &pc->gpio_chip;
+ pinctrl_add_gpio_range(pc->pctl_dev, &pc->gpio_range);
+
girq = &pc->gpio_chip.irq;
girq->chip = &bcm2835_gpio_irq_chip;
girq->parent_handler = bcm2835_gpio_irq_handler;
@@ -1251,8 +1263,10 @@ static int bcm2835_pinctrl_probe(struct platform_device *pdev)
girq->parents = devm_kcalloc(dev, BCM2835_NUM_IRQS,
sizeof(*girq->parents),
GFP_KERNEL);
- if (!girq->parents)
+ if (!girq->parents) {
+ pinctrl_remove_gpio_range(pc->pctl_dev, &pc->gpio_range);
return -ENOMEM;
+ }
if (is_7211) {
pc->wake_irq = devm_kcalloc(dev, BCM2835_NUM_IRQS,
@@ -1307,21 +1321,10 @@ static int bcm2835_pinctrl_probe(struct platform_device *pdev)
err = gpiochip_add_data(&pc->gpio_chip, pc);
if (err) {
dev_err(dev, "could not add GPIO chip\n");
+ pinctrl_remove_gpio_range(pc->pctl_dev, &pc->gpio_range);
return err;
}
- pc->pctl_desc = *pdata->pctl_desc;
- pc->pctl_dev = devm_pinctrl_register(dev, &pc->pctl_desc, pc);
- if (IS_ERR(pc->pctl_dev)) {
- gpiochip_remove(&pc->gpio_chip);
- return PTR_ERR(pc->pctl_dev);
- }
-
- pc->gpio_range = *pdata->gpio_range;
- pc->gpio_range.base = pc->gpio_chip.base;
- pc->gpio_range.gc = &pc->gpio_chip;
- pinctrl_add_gpio_range(pc->pctl_dev, &pc->gpio_range);
-
return 0;
}
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
index 91553b2fc160..53779822348d 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
@@ -285,8 +285,12 @@ static int mtk_xt_get_gpio_n(void *data, unsigned long eint_n,
desc = (const struct mtk_pin_desc *)hw->soc->pins;
*gpio_chip = &hw->chip;
- /* Be greedy to guess first gpio_n is equal to eint_n */
- if (desc[eint_n].eint.eint_n == eint_n)
+ /*
+ * Be greedy to guess first gpio_n is equal to eint_n.
+ * Only eint virtual eint number is greater than gpio number.
+ */
+ if (hw->soc->npins > eint_n &&
+ desc[eint_n].eint.eint_n == eint_n)
*gpio_n = eint_n;
else
*gpio_n = mtk_xt_find_eint_num(hw, eint_n);
diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c
index 24764ebcc936..9ed764731570 100644
--- a/drivers/pinctrl/stm32/pinctrl-stm32.c
+++ b/drivers/pinctrl/stm32/pinctrl-stm32.c
@@ -1251,10 +1251,10 @@ static int stm32_gpiolib_register_bank(struct stm32_pinctrl *pctl,
bank_nr = args.args[1] / STM32_GPIO_PINS_PER_BANK;
bank->gpio_chip.base = args.args[1];
- npins = args.args[2];
- while (!of_parse_phandle_with_fixed_args(np, "gpio-ranges", 3,
- ++i, &args))
- npins += args.args[2];
+ /* get the last defined gpio line (offset + nb of pins) */
+ npins = args.args[0] + args.args[2];
+ while (!of_parse_phandle_with_fixed_args(np, "gpio-ranges", 3, ++i, &args))
+ npins = max(npins, (int)(args.args[0] + args.args[2]));
} else {
bank_nr = pctl->nbanks;
bank->gpio_chip.base = bank_nr * STM32_GPIO_PINS_PER_BANK;
diff --git a/drivers/platform/mellanox/mlxbf-pmc.c b/drivers/platform/mellanox/mlxbf-pmc.c
index 04bc3b50aa7a..65b4a819f1bd 100644
--- a/drivers/platform/mellanox/mlxbf-pmc.c
+++ b/drivers/platform/mellanox/mlxbf-pmc.c
@@ -1374,8 +1374,8 @@ static int mlxbf_pmc_map_counters(struct device *dev)
pmc->block[i].counters = info[2];
pmc->block[i].type = info[3];
- if (IS_ERR(pmc->block[i].mmio_base))
- return PTR_ERR(pmc->block[i].mmio_base);
+ if (!pmc->block[i].mmio_base)
+ return -ENOMEM;
ret = mlxbf_pmc_create_groups(dev, i);
if (ret)
diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile
index 219478061683..253a096b5dd8 100644
--- a/drivers/platform/x86/Makefile
+++ b/drivers/platform/x86/Makefile
@@ -68,7 +68,7 @@ obj-$(CONFIG_THINKPAD_ACPI) += thinkpad_acpi.o
obj-$(CONFIG_THINKPAD_LMI) += think-lmi.o
# Intel
-obj-$(CONFIG_X86_PLATFORM_DRIVERS_INTEL) += intel/
+obj-y += intel/
# MSI
obj-$(CONFIG_MSI_LAPTOP) += msi-laptop.o
diff --git a/drivers/platform/x86/amd-pmc.c b/drivers/platform/x86/amd-pmc.c
index 841c44cd64c2..230593ae5d6d 100644
--- a/drivers/platform/x86/amd-pmc.c
+++ b/drivers/platform/x86/amd-pmc.c
@@ -508,7 +508,8 @@ static int __maybe_unused amd_pmc_resume(struct device *dev)
}
static const struct dev_pm_ops amd_pmc_pm_ops = {
- SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(amd_pmc_suspend, amd_pmc_resume)
+ .suspend_noirq = amd_pmc_suspend,
+ .resume_noirq = amd_pmc_resume,
};
static const struct pci_device_id pmc_pci_ids[] = {
diff --git a/drivers/platform/x86/apple-gmux.c b/drivers/platform/x86/apple-gmux.c
index 9aae45a45200..57553f9b4d1d 100644
--- a/drivers/platform/x86/apple-gmux.c
+++ b/drivers/platform/x86/apple-gmux.c
@@ -625,7 +625,7 @@ static int gmux_probe(struct pnp_dev *pnp, const struct pnp_device_id *id)
}
gmux_data->iostart = res->start;
- gmux_data->iolen = res->end - res->start;
+ gmux_data->iolen = resource_size(res);
if (gmux_data->iolen < GMUX_MIN_IO_LEN) {
pr_err("gmux I/O region too small (%lu < %u)\n",
diff --git a/drivers/platform/x86/intel/Kconfig b/drivers/platform/x86/intel/Kconfig
index 38ce3e344589..40096b25994a 100644
--- a/drivers/platform/x86/intel/Kconfig
+++ b/drivers/platform/x86/intel/Kconfig
@@ -3,19 +3,6 @@
# Intel x86 Platform Specific Drivers
#
-menuconfig X86_PLATFORM_DRIVERS_INTEL
- bool "Intel x86 Platform Specific Device Drivers"
- default y
- help
- Say Y here to get to see options for device drivers for
- various Intel x86 platforms, including vendor-specific
- drivers. This option alone does not add any kernel code.
-
- If you say N, all options in this submenu will be skipped
- and disabled.
-
-if X86_PLATFORM_DRIVERS_INTEL
-
source "drivers/platform/x86/intel/atomisp2/Kconfig"
source "drivers/platform/x86/intel/int1092/Kconfig"
source "drivers/platform/x86/intel/int33fe/Kconfig"
@@ -183,5 +170,3 @@ config INTEL_UNCORE_FREQ_CONTROL
To compile this driver as a module, choose M here: the module
will be called intel-uncore-frequency.
-
-endif # X86_PLATFORM_DRIVERS_INTEL
diff --git a/drivers/platform/x86/intel/pmc/pltdrv.c b/drivers/platform/x86/intel/pmc/pltdrv.c
index 73797680b895..15ca8afdd973 100644
--- a/drivers/platform/x86/intel/pmc/pltdrv.c
+++ b/drivers/platform/x86/intel/pmc/pltdrv.c
@@ -65,7 +65,7 @@ static int __init pmc_core_platform_init(void)
retval = platform_device_register(pmc_core_device);
if (retval)
- kfree(pmc_core_device);
+ platform_device_put(pmc_core_device);
return retval;
}
diff --git a/drivers/platform/x86/system76_acpi.c b/drivers/platform/x86/system76_acpi.c
index 8b292ee95a14..7299ad08c838 100644
--- a/drivers/platform/x86/system76_acpi.c
+++ b/drivers/platform/x86/system76_acpi.c
@@ -35,6 +35,7 @@ struct system76_data {
union acpi_object *nfan;
union acpi_object *ntmp;
struct input_dev *input;
+ bool has_open_ec;
};
static const struct acpi_device_id device_ids[] = {
@@ -279,20 +280,12 @@ static struct acpi_battery_hook system76_battery_hook = {
static void system76_battery_init(void)
{
- acpi_handle handle;
-
- handle = ec_get_handle();
- if (handle && acpi_has_method(handle, "GBCT"))
- battery_hook_register(&system76_battery_hook);
+ battery_hook_register(&system76_battery_hook);
}
static void system76_battery_exit(void)
{
- acpi_handle handle;
-
- handle = ec_get_handle();
- if (handle && acpi_has_method(handle, "GBCT"))
- battery_hook_unregister(&system76_battery_hook);
+ battery_hook_unregister(&system76_battery_hook);
}
// Get the airplane mode LED brightness
@@ -673,6 +666,10 @@ static int system76_add(struct acpi_device *acpi_dev)
acpi_dev->driver_data = data;
data->acpi_dev = acpi_dev;
+ // Some models do not run open EC firmware. Check for an ACPI method
+ // that only exists on open EC to guard functionality specific to it.
+ data->has_open_ec = acpi_has_method(acpi_device_handle(data->acpi_dev), "NFAN");
+
err = system76_get(data, "INIT");
if (err)
return err;
@@ -718,27 +715,31 @@ static int system76_add(struct acpi_device *acpi_dev)
if (err)
goto error;
- err = system76_get_object(data, "NFAN", &data->nfan);
- if (err)
- goto error;
+ if (data->has_open_ec) {
+ err = system76_get_object(data, "NFAN", &data->nfan);
+ if (err)
+ goto error;
- err = system76_get_object(data, "NTMP", &data->ntmp);
- if (err)
- goto error;
+ err = system76_get_object(data, "NTMP", &data->ntmp);
+ if (err)
+ goto error;
- data->therm = devm_hwmon_device_register_with_info(&acpi_dev->dev,
- "system76_acpi", data, &thermal_chip_info, NULL);
- err = PTR_ERR_OR_ZERO(data->therm);
- if (err)
- goto error;
+ data->therm = devm_hwmon_device_register_with_info(&acpi_dev->dev,
+ "system76_acpi", data, &thermal_chip_info, NULL);
+ err = PTR_ERR_OR_ZERO(data->therm);
+ if (err)
+ goto error;
- system76_battery_init();
+ system76_battery_init();
+ }
return 0;
error:
- kfree(data->ntmp);
- kfree(data->nfan);
+ if (data->has_open_ec) {
+ kfree(data->ntmp);
+ kfree(data->nfan);
+ }
return err;
}
@@ -749,14 +750,15 @@ static int system76_remove(struct acpi_device *acpi_dev)
data = acpi_driver_data(acpi_dev);
- system76_battery_exit();
+ if (data->has_open_ec) {
+ system76_battery_exit();
+ kfree(data->nfan);
+ kfree(data->ntmp);
+ }
devm_led_classdev_unregister(&acpi_dev->dev, &data->ap_led);
devm_led_classdev_unregister(&acpi_dev->dev, &data->kb_led);
- kfree(data->nfan);
- kfree(data->ntmp);
-
system76_get(data, "FINI");
return 0;
diff --git a/drivers/power/reset/ltc2952-poweroff.c b/drivers/power/reset/ltc2952-poweroff.c
index fbb344353fe4..65d9528cc989 100644
--- a/drivers/power/reset/ltc2952-poweroff.c
+++ b/drivers/power/reset/ltc2952-poweroff.c
@@ -159,8 +159,8 @@ static void ltc2952_poweroff_kill(void)
static void ltc2952_poweroff_default(struct ltc2952_poweroff *data)
{
- data->wde_interval = 300L * 1E6L;
- data->trigger_delay = ktime_set(2, 500L*1E6L);
+ data->wde_interval = 300L * NSEC_PER_MSEC;
+ data->trigger_delay = ktime_set(2, 500L * NSEC_PER_MSEC);
hrtimer_init(&data->timer_trigger, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
data->timer_trigger.function = ltc2952_poweroff_timer_trigger;
diff --git a/drivers/power/supply/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c
index 34ec186a2e9a..b7eac5428083 100644
--- a/drivers/power/supply/bq25890_charger.c
+++ b/drivers/power/supply/bq25890_charger.c
@@ -581,12 +581,12 @@ static irqreturn_t __bq25890_handle_irq(struct bq25890_device *bq)
if (!new_state.online && bq->state.online) { /* power removed */
/* disable ADC */
- ret = bq25890_field_write(bq, F_CONV_START, 0);
+ ret = bq25890_field_write(bq, F_CONV_RATE, 0);
if (ret < 0)
goto error;
} else if (new_state.online && !bq->state.online) { /* power inserted */
/* enable ADC, to have control of charge current/voltage */
- ret = bq25890_field_write(bq, F_CONV_START, 1);
+ ret = bq25890_field_write(bq, F_CONV_RATE, 1);
if (ret < 0)
goto error;
}
diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c
index fc12a4f407f4..6093754cebd5 100644
--- a/drivers/power/supply/power_supply_core.c
+++ b/drivers/power/supply/power_supply_core.c
@@ -853,6 +853,10 @@ power_supply_find_ocv2cap_table(struct power_supply_battery_info *info,
return NULL;
for (i = 0; i < POWER_SUPPLY_OCV_TEMP_MAX; i++) {
+ /* Out of capacity tables */
+ if (!info->ocv_table[i])
+ break;
+
temp_diff = abs(info->ocv_temp[i] - temp);
if (temp_diff < best_temp_diff) {
diff --git a/drivers/reset/reset-rzg2l-usbphy-ctrl.c b/drivers/reset/reset-rzg2l-usbphy-ctrl.c
index e0704fd2b533..1e8315038850 100644
--- a/drivers/reset/reset-rzg2l-usbphy-ctrl.c
+++ b/drivers/reset/reset-rzg2l-usbphy-ctrl.c
@@ -137,7 +137,12 @@ static int rzg2l_usbphy_ctrl_probe(struct platform_device *pdev)
dev_set_drvdata(dev, priv);
pm_runtime_enable(&pdev->dev);
- pm_runtime_resume_and_get(&pdev->dev);
+ error = pm_runtime_resume_and_get(&pdev->dev);
+ if (error < 0) {
+ pm_runtime_disable(&pdev->dev);
+ reset_control_assert(priv->rstc);
+ return dev_err_probe(&pdev->dev, error, "pm_runtime_resume_and_get failed");
+ }
/* put pll and phy into reset state */
spin_lock_irqsave(&priv->lock, flags);
diff --git a/drivers/reset/tegra/reset-bpmp.c b/drivers/reset/tegra/reset-bpmp.c
index 4c5bba52b105..24d3395964cc 100644
--- a/drivers/reset/tegra/reset-bpmp.c
+++ b/drivers/reset/tegra/reset-bpmp.c
@@ -20,7 +20,6 @@ static int tegra_bpmp_reset_common(struct reset_controller_dev *rstc,
struct tegra_bpmp *bpmp = to_tegra_bpmp(rstc);
struct mrq_reset_request request;
struct tegra_bpmp_message msg;
- int err;
memset(&request, 0, sizeof(request));
request.cmd = command;
@@ -31,13 +30,7 @@ static int tegra_bpmp_reset_common(struct reset_controller_dev *rstc,
msg.tx.data = &request;
msg.tx.size = sizeof(request);
- err = tegra_bpmp_transfer(bpmp, &msg);
- if (err)
- return err;
- if (msg.rx.ret)
- return -EINVAL;
-
- return 0;
+ return tegra_bpmp_transfer(bpmp, &msg);
}
static int tegra_bpmp_reset_module(struct reset_controller_dev *rstc,
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 284b939fb1ea..059dae8909ee 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -3100,6 +3100,8 @@ void iscsi_conn_teardown(struct iscsi_cls_conn *cls_conn)
{
struct iscsi_conn *conn = cls_conn->dd_data;
struct iscsi_session *session = conn->session;
+ char *tmp_persistent_address = conn->persistent_address;
+ char *tmp_local_ipaddr = conn->local_ipaddr;
del_timer_sync(&conn->transport_timer);
@@ -3121,8 +3123,6 @@ void iscsi_conn_teardown(struct iscsi_cls_conn *cls_conn)
spin_lock_bh(&session->frwd_lock);
free_pages((unsigned long) conn->data,
get_order(ISCSI_DEF_MAX_RECV_SEG_LEN));
- kfree(conn->persistent_address);
- kfree(conn->local_ipaddr);
/* regular RX path uses back_lock */
spin_lock_bh(&session->back_lock);
kfifo_in(&session->cmdpool.queue, (void*)&conn->login_task,
@@ -3134,6 +3134,8 @@ void iscsi_conn_teardown(struct iscsi_cls_conn *cls_conn)
mutex_unlock(&session->eh_mutex);
iscsi_destroy_conn(cls_conn);
+ kfree(tmp_persistent_address);
+ kfree(tmp_local_ipaddr);
}
EXPORT_SYMBOL_GPL(iscsi_conn_teardown);
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
index bd6d459afce5..08b2e85dcd7d 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.c
+++ b/drivers/scsi/lpfc/lpfc_debugfs.c
@@ -2954,8 +2954,8 @@ lpfc_debugfs_nvmeio_trc_write(struct file *file, const char __user *buf,
char mybuf[64];
char *pbuf;
- if (nbytes > 64)
- nbytes = 64;
+ if (nbytes > 63)
+ nbytes = 63;
memset(mybuf, 0, sizeof(mybuf));
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c
index b9f6d83ff380..2101fc5761c3 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.c
+++ b/drivers/scsi/pm8001/pm80xx_hwi.c
@@ -3053,7 +3053,6 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
struct smp_completion_resp *psmpPayload;
struct task_status_struct *ts;
struct pm8001_device *pm8001_dev;
- char *pdma_respaddr = NULL;
psmpPayload = (struct smp_completion_resp *)(piomb + 4);
status = le32_to_cpu(psmpPayload->status);
@@ -3080,19 +3079,23 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
+ struct scatterlist *sg_resp = &t->smp_task.smp_resp;
+ u8 *payload;
+ void *to;
+
pm8001_dbg(pm8001_ha, IO,
"DIRECT RESPONSE Length:%d\n",
param);
- pdma_respaddr = (char *)(phys_to_virt(cpu_to_le64
- ((u64)sg_dma_address
- (&t->smp_task.smp_resp))));
+ to = kmap_atomic(sg_page(sg_resp));
+ payload = to + sg_resp->offset;
for (i = 0; i < param; i++) {
- *(pdma_respaddr+i) = psmpPayload->_r_a[i];
+ *(payload + i) = psmpPayload->_r_a[i];
pm8001_dbg(pm8001_ha, IO,
"SMP Byte%d DMA data 0x%x psmp 0x%x\n",
- i, *(pdma_respaddr + i),
+ i, *(payload + i),
psmpPayload->_r_a[i]);
}
+ kunmap_atomic(to);
}
break;
case IO_ABORTED:
@@ -4236,14 +4239,14 @@ static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
struct sas_task *task = ccb->task;
struct domain_device *dev = task->dev;
struct pm8001_device *pm8001_dev = dev->lldd_dev;
- struct scatterlist *sg_req, *sg_resp;
+ struct scatterlist *sg_req, *sg_resp, *smp_req;
u32 req_len, resp_len;
struct smp_req smp_cmd;
u32 opc;
struct inbound_queue_table *circularQ;
- char *preq_dma_addr = NULL;
- __le64 tmp_addr;
u32 i, length;
+ u8 *payload;
+ u8 *to;
memset(&smp_cmd, 0, sizeof(smp_cmd));
/*
@@ -4280,8 +4283,9 @@ static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
pm8001_ha->smp_exp_mode = SMP_INDIRECT;
- tmp_addr = cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req));
- preq_dma_addr = (char *)phys_to_virt(tmp_addr);
+ smp_req = &task->smp_task.smp_req;
+ to = kmap_atomic(sg_page(smp_req));
+ payload = to + smp_req->offset;
/* INDIRECT MODE command settings. Use DMA */
if (pm8001_ha->smp_exp_mode == SMP_INDIRECT) {
@@ -4289,7 +4293,7 @@ static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
/* for SPCv indirect mode. Place the top 4 bytes of
* SMP Request header here. */
for (i = 0; i < 4; i++)
- smp_cmd.smp_req16[i] = *(preq_dma_addr + i);
+ smp_cmd.smp_req16[i] = *(payload + i);
/* exclude top 4 bytes for SMP req header */
smp_cmd.long_smp_req.long_req_addr =
cpu_to_le64((u64)sg_dma_address
@@ -4320,20 +4324,20 @@ static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
pm8001_dbg(pm8001_ha, IO, "SMP REQUEST DIRECT MODE\n");
for (i = 0; i < length; i++)
if (i < 16) {
- smp_cmd.smp_req16[i] = *(preq_dma_addr+i);
+ smp_cmd.smp_req16[i] = *(payload + i);
pm8001_dbg(pm8001_ha, IO,
"Byte[%d]:%x (DMA data:%x)\n",
i, smp_cmd.smp_req16[i],
- *(preq_dma_addr));
+ *(payload));
} else {
- smp_cmd.smp_req[i] = *(preq_dma_addr+i);
+ smp_cmd.smp_req[i] = *(payload + i);
pm8001_dbg(pm8001_ha, IO,
"Byte[%d]:%x (DMA data:%x)\n",
i, smp_cmd.smp_req[i],
- *(preq_dma_addr));
+ *(payload));
}
}
-
+ kunmap_atomic(to);
build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag,
&smp_cmd, pm8001_ha->smp_exp_mode, length);
rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &smp_cmd,
diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c
index c2ba65224633..1f037b8ab904 100644
--- a/drivers/scsi/vmw_pvscsi.c
+++ b/drivers/scsi/vmw_pvscsi.c
@@ -586,9 +586,12 @@ static void pvscsi_complete_request(struct pvscsi_adapter *adapter,
* Commands like INQUIRY may transfer less data than
* requested by the initiator via bufflen. Set residual
* count to make upper layer aware of the actual amount
- * of data returned.
+ * of data returned. There are cases when controller
+ * returns zero dataLen with non zero data - do not set
+ * residual count in that case.
*/
- scsi_set_resid(cmd, scsi_bufflen(cmd) - e->dataLen);
+ if (e->dataLen && (e->dataLen < scsi_bufflen(cmd)))
+ scsi_set_resid(cmd, scsi_bufflen(cmd) - e->dataLen);
cmd->result = (DID_OK << 16);
break;
diff --git a/drivers/soc/imx/imx8m-blk-ctrl.c b/drivers/soc/imx/imx8m-blk-ctrl.c
index 519b3651d1d9..c2f076b56e24 100644
--- a/drivers/soc/imx/imx8m-blk-ctrl.c
+++ b/drivers/soc/imx/imx8m-blk-ctrl.c
@@ -17,6 +17,7 @@
#define BLK_SFT_RSTN 0x0
#define BLK_CLK_EN 0x4
+#define BLK_MIPI_RESET_DIV 0x8 /* Mini/Nano DISPLAY_BLK_CTRL only */
struct imx8m_blk_ctrl_domain;
@@ -36,6 +37,15 @@ struct imx8m_blk_ctrl_domain_data {
const char *gpc_name;
u32 rst_mask;
u32 clk_mask;
+
+ /*
+ * i.MX8M Mini and Nano have a third DISPLAY_BLK_CTRL register
+ * which is used to control the reset for the MIPI Phy.
+ * Since it's only present in certain circumstances,
+ * an if-statement should be used before setting and clearing this
+ * register.
+ */
+ u32 mipi_phy_rst_mask;
};
#define DOMAIN_MAX_CLKS 3
@@ -78,6 +88,8 @@ static int imx8m_blk_ctrl_power_on(struct generic_pm_domain *genpd)
/* put devices into reset */
regmap_clear_bits(bc->regmap, BLK_SFT_RSTN, data->rst_mask);
+ if (data->mipi_phy_rst_mask)
+ regmap_clear_bits(bc->regmap, BLK_MIPI_RESET_DIV, data->mipi_phy_rst_mask);
/* enable upstream and blk-ctrl clocks to allow reset to propagate */
ret = clk_bulk_prepare_enable(data->num_clks, domain->clks);
@@ -99,6 +111,8 @@ static int imx8m_blk_ctrl_power_on(struct generic_pm_domain *genpd)
/* release reset */
regmap_set_bits(bc->regmap, BLK_SFT_RSTN, data->rst_mask);
+ if (data->mipi_phy_rst_mask)
+ regmap_set_bits(bc->regmap, BLK_MIPI_RESET_DIV, data->mipi_phy_rst_mask);
/* disable upstream clocks */
clk_bulk_disable_unprepare(data->num_clks, domain->clks);
@@ -120,6 +134,9 @@ static int imx8m_blk_ctrl_power_off(struct generic_pm_domain *genpd)
struct imx8m_blk_ctrl *bc = domain->bc;
/* put devices into reset and disable clocks */
+ if (data->mipi_phy_rst_mask)
+ regmap_clear_bits(bc->regmap, BLK_MIPI_RESET_DIV, data->mipi_phy_rst_mask);
+
regmap_clear_bits(bc->regmap, BLK_SFT_RSTN, data->rst_mask);
regmap_clear_bits(bc->regmap, BLK_CLK_EN, data->clk_mask);
@@ -480,6 +497,7 @@ static const struct imx8m_blk_ctrl_domain_data imx8mm_disp_blk_ctl_domain_data[]
.gpc_name = "mipi-dsi",
.rst_mask = BIT(5),
.clk_mask = BIT(8) | BIT(9),
+ .mipi_phy_rst_mask = BIT(17),
},
[IMX8MM_DISPBLK_PD_MIPI_CSI] = {
.name = "dispblk-mipi-csi",
@@ -488,6 +506,7 @@ static const struct imx8m_blk_ctrl_domain_data imx8mm_disp_blk_ctl_domain_data[]
.gpc_name = "mipi-csi",
.rst_mask = BIT(3) | BIT(4),
.clk_mask = BIT(10) | BIT(11),
+ .mipi_phy_rst_mask = BIT(16),
},
};
diff --git a/drivers/soc/imx/soc-imx.c b/drivers/soc/imx/soc-imx.c
index ac6d856ba228..77bc12039c3d 100644
--- a/drivers/soc/imx/soc-imx.c
+++ b/drivers/soc/imx/soc-imx.c
@@ -36,6 +36,10 @@ static int __init imx_soc_device_init(void)
int ret;
int i;
+ /* Return early if this is running on devices with different SoCs */
+ if (!__mxc_cpu_type)
+ return 0;
+
if (of_machine_is_compatible("fsl,ls1021a"))
return 0;
diff --git a/drivers/soc/tegra/fuse/fuse-tegra.c b/drivers/soc/tegra/fuse/fuse-tegra.c
index f2151815db58..e714ed3b61bc 100644
--- a/drivers/soc/tegra/fuse/fuse-tegra.c
+++ b/drivers/soc/tegra/fuse/fuse-tegra.c
@@ -320,7 +320,7 @@ static struct platform_driver tegra_fuse_driver = {
};
builtin_platform_driver(tegra_fuse_driver);
-bool __init tegra_fuse_read_spare(unsigned int spare)
+u32 __init tegra_fuse_read_spare(unsigned int spare)
{
unsigned int offset = fuse->soc->info->spare + spare * 4;
diff --git a/drivers/soc/tegra/fuse/fuse.h b/drivers/soc/tegra/fuse/fuse.h
index de58feba0435..ecff0c08e959 100644
--- a/drivers/soc/tegra/fuse/fuse.h
+++ b/drivers/soc/tegra/fuse/fuse.h
@@ -65,7 +65,7 @@ struct tegra_fuse {
void tegra_init_revision(void);
void tegra_init_apbmisc(void);
-bool __init tegra_fuse_read_spare(unsigned int spare);
+u32 __init tegra_fuse_read_spare(unsigned int spare);
u32 __init tegra_fuse_read_early(unsigned int offset);
u8 tegra_get_major_rev(void);
diff --git a/drivers/spi/spi-armada-3700.c b/drivers/spi/spi-armada-3700.c
index 46feafe4e201..d8cc4b270644 100644
--- a/drivers/spi/spi-armada-3700.c
+++ b/drivers/spi/spi-armada-3700.c
@@ -901,7 +901,7 @@ static int a3700_spi_probe(struct platform_device *pdev)
return 0;
error_clk:
- clk_disable_unprepare(spi->clk);
+ clk_unprepare(spi->clk);
error:
spi_master_put(master);
out:
diff --git a/drivers/tee/amdtee/core.c b/drivers/tee/amdtee/core.c
index da6b88e80dc0..297dc62bca29 100644
--- a/drivers/tee/amdtee/core.c
+++ b/drivers/tee/amdtee/core.c
@@ -203,9 +203,8 @@ static int copy_ta_binary(struct tee_context *ctx, void *ptr, void **ta,
*ta_size = roundup(fw->size, PAGE_SIZE);
*ta = (void *)__get_free_pages(GFP_KERNEL, get_order(*ta_size));
- if (IS_ERR(*ta)) {
- pr_err("%s: get_free_pages failed 0x%llx\n", __func__,
- (u64)*ta);
+ if (!*ta) {
+ pr_err("%s: get_free_pages failed\n", __func__);
rc = -ENOMEM;
goto rel_fw;
}
diff --git a/drivers/tee/optee/core.c b/drivers/tee/optee/core.c
index ab2edfcc6c70..2a66a5203d2f 100644
--- a/drivers/tee/optee/core.c
+++ b/drivers/tee/optee/core.c
@@ -48,10 +48,8 @@ int optee_pool_op_alloc_helper(struct tee_shm_pool_mgr *poolm,
goto err;
}
- for (i = 0; i < nr_pages; i++) {
- pages[i] = page;
- page++;
- }
+ for (i = 0; i < nr_pages; i++)
+ pages[i] = page + i;
shm->flags |= TEE_SHM_REGISTER;
rc = shm_register(shm->ctx, shm, pages, nr_pages,
diff --git a/drivers/tee/optee/smc_abi.c b/drivers/tee/optee/smc_abi.c
index 6196d7c3888f..cf2e3293567d 100644
--- a/drivers/tee/optee/smc_abi.c
+++ b/drivers/tee/optee/smc_abi.c
@@ -23,6 +23,7 @@
#include "optee_private.h"
#include "optee_smc.h"
#include "optee_rpc_cmd.h"
+#include <linux/kmemleak.h>
#define CREATE_TRACE_POINTS
#include "optee_trace.h"
@@ -783,6 +784,7 @@ static void optee_handle_rpc(struct tee_context *ctx,
param->a4 = 0;
param->a5 = 0;
}
+ kmemleak_not_leak(shm);
break;
case OPTEE_SMC_RPC_FUNC_FREE:
shm = reg_pair_to_ptr(param->a1, param->a2);
diff --git a/drivers/tee/tee_shm.c b/drivers/tee/tee_shm.c
index 8a8deb95e918..499fccba3d74 100644
--- a/drivers/tee/tee_shm.c
+++ b/drivers/tee/tee_shm.c
@@ -1,20 +1,17 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
- * Copyright (c) 2015-2016, Linaro Limited
+ * Copyright (c) 2015-2017, 2019-2021 Linaro Limited
*/
+#include <linux/anon_inodes.h>
#include <linux/device.h>
-#include <linux/dma-buf.h>
-#include <linux/fdtable.h>
#include <linux/idr.h>
+#include <linux/mm.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/tee_drv.h>
#include <linux/uio.h>
-#include <linux/module.h>
#include "tee_private.h"
-MODULE_IMPORT_NS(DMA_BUF);
-
static void release_registered_pages(struct tee_shm *shm)
{
if (shm->pages) {
@@ -31,16 +28,8 @@ static void release_registered_pages(struct tee_shm *shm)
}
}
-static void tee_shm_release(struct tee_shm *shm)
+static void tee_shm_release(struct tee_device *teedev, struct tee_shm *shm)
{
- struct tee_device *teedev = shm->ctx->teedev;
-
- if (shm->flags & TEE_SHM_DMA_BUF) {
- mutex_lock(&teedev->mutex);
- idr_remove(&teedev->idr, shm->id);
- mutex_unlock(&teedev->mutex);
- }
-
if (shm->flags & TEE_SHM_POOL) {
struct tee_shm_pool_mgr *poolm;
@@ -67,45 +56,6 @@ static void tee_shm_release(struct tee_shm *shm)
tee_device_put(teedev);
}
-static struct sg_table *tee_shm_op_map_dma_buf(struct dma_buf_attachment
- *attach, enum dma_data_direction dir)
-{
- return NULL;
-}
-
-static void tee_shm_op_unmap_dma_buf(struct dma_buf_attachment *attach,
- struct sg_table *table,
- enum dma_data_direction dir)
-{
-}
-
-static void tee_shm_op_release(struct dma_buf *dmabuf)
-{
- struct tee_shm *shm = dmabuf->priv;
-
- tee_shm_release(shm);
-}
-
-static int tee_shm_op_mmap(struct dma_buf *dmabuf, struct vm_area_struct *vma)
-{
- struct tee_shm *shm = dmabuf->priv;
- size_t size = vma->vm_end - vma->vm_start;
-
- /* Refuse sharing shared memory provided by application */
- if (shm->flags & TEE_SHM_USER_MAPPED)
- return -EINVAL;
-
- return remap_pfn_range(vma, vma->vm_start, shm->paddr >> PAGE_SHIFT,
- size, vma->vm_page_prot);
-}
-
-static const struct dma_buf_ops tee_shm_dma_buf_ops = {
- .map_dma_buf = tee_shm_op_map_dma_buf,
- .unmap_dma_buf = tee_shm_op_unmap_dma_buf,
- .release = tee_shm_op_release,
- .mmap = tee_shm_op_mmap,
-};
-
struct tee_shm *tee_shm_alloc(struct tee_context *ctx, size_t size, u32 flags)
{
struct tee_device *teedev = ctx->teedev;
@@ -140,6 +90,7 @@ struct tee_shm *tee_shm_alloc(struct tee_context *ctx, size_t size, u32 flags)
goto err_dev_put;
}
+ refcount_set(&shm->refcount, 1);
shm->flags = flags | TEE_SHM_POOL;
shm->ctx = ctx;
if (flags & TEE_SHM_DMA_BUF)
@@ -153,10 +104,7 @@ struct tee_shm *tee_shm_alloc(struct tee_context *ctx, size_t size, u32 flags)
goto err_kfree;
}
-
if (flags & TEE_SHM_DMA_BUF) {
- DEFINE_DMA_BUF_EXPORT_INFO(exp_info);
-
mutex_lock(&teedev->mutex);
shm->id = idr_alloc(&teedev->idr, shm, 1, 0, GFP_KERNEL);
mutex_unlock(&teedev->mutex);
@@ -164,28 +112,11 @@ struct tee_shm *tee_shm_alloc(struct tee_context *ctx, size_t size, u32 flags)
ret = ERR_PTR(shm->id);
goto err_pool_free;
}
-
- exp_info.ops = &tee_shm_dma_buf_ops;
- exp_info.size = shm->size;
- exp_info.flags = O_RDWR;
- exp_info.priv = shm;
-
- shm->dmabuf = dma_buf_export(&exp_info);
- if (IS_ERR(shm->dmabuf)) {
- ret = ERR_CAST(shm->dmabuf);
- goto err_rem;
- }
}
teedev_ctx_get(ctx);
return shm;
-err_rem:
- if (flags & TEE_SHM_DMA_BUF) {
- mutex_lock(&teedev->mutex);
- idr_remove(&teedev->idr, shm->id);
- mutex_unlock(&teedev->mutex);
- }
err_pool_free:
poolm->ops->free(poolm, shm);
err_kfree:
@@ -246,6 +177,7 @@ struct tee_shm *tee_shm_register(struct tee_context *ctx, unsigned long addr,
goto err;
}
+ refcount_set(&shm->refcount, 1);
shm->flags = flags | TEE_SHM_REGISTER;
shm->ctx = ctx;
shm->id = -1;
@@ -306,22 +238,6 @@ struct tee_shm *tee_shm_register(struct tee_context *ctx, unsigned long addr,
goto err;
}
- if (flags & TEE_SHM_DMA_BUF) {
- DEFINE_DMA_BUF_EXPORT_INFO(exp_info);
-
- exp_info.ops = &tee_shm_dma_buf_ops;
- exp_info.size = shm->size;
- exp_info.flags = O_RDWR;
- exp_info.priv = shm;
-
- shm->dmabuf = dma_buf_export(&exp_info);
- if (IS_ERR(shm->dmabuf)) {
- ret = ERR_CAST(shm->dmabuf);
- teedev->desc->ops->shm_unregister(ctx, shm);
- goto err;
- }
- }
-
return shm;
err:
if (shm) {
@@ -339,6 +255,35 @@ err:
}
EXPORT_SYMBOL_GPL(tee_shm_register);
+static int tee_shm_fop_release(struct inode *inode, struct file *filp)
+{
+ tee_shm_put(filp->private_data);
+ return 0;
+}
+
+static int tee_shm_fop_mmap(struct file *filp, struct vm_area_struct *vma)
+{
+ struct tee_shm *shm = filp->private_data;
+ size_t size = vma->vm_end - vma->vm_start;
+
+ /* Refuse sharing shared memory provided by application */
+ if (shm->flags & TEE_SHM_USER_MAPPED)
+ return -EINVAL;
+
+ /* check for overflowing the buffer's size */
+ if (vma->vm_pgoff + vma_pages(vma) > shm->size >> PAGE_SHIFT)
+ return -EINVAL;
+
+ return remap_pfn_range(vma, vma->vm_start, shm->paddr >> PAGE_SHIFT,
+ size, vma->vm_page_prot);
+}
+
+static const struct file_operations tee_shm_fops = {
+ .owner = THIS_MODULE,
+ .release = tee_shm_fop_release,
+ .mmap = tee_shm_fop_mmap,
+};
+
/**
* tee_shm_get_fd() - Increase reference count and return file descriptor
* @shm: Shared memory handle
@@ -351,10 +296,11 @@ int tee_shm_get_fd(struct tee_shm *shm)
if (!(shm->flags & TEE_SHM_DMA_BUF))
return -EINVAL;
- get_dma_buf(shm->dmabuf);
- fd = dma_buf_fd(shm->dmabuf, O_CLOEXEC);
+ /* matched by tee_shm_put() in tee_shm_op_release() */
+ refcount_inc(&shm->refcount);
+ fd = anon_inode_getfd("tee_shm", &tee_shm_fops, shm, O_RDWR);
if (fd < 0)
- dma_buf_put(shm->dmabuf);
+ tee_shm_put(shm);
return fd;
}
@@ -364,17 +310,7 @@ int tee_shm_get_fd(struct tee_shm *shm)
*/
void tee_shm_free(struct tee_shm *shm)
{
- /*
- * dma_buf_put() decreases the dmabuf reference counter and will
- * call tee_shm_release() when the last reference is gone.
- *
- * In the case of driver private memory we call tee_shm_release
- * directly instead as it doesn't have a reference counter.
- */
- if (shm->flags & TEE_SHM_DMA_BUF)
- dma_buf_put(shm->dmabuf);
- else
- tee_shm_release(shm);
+ tee_shm_put(shm);
}
EXPORT_SYMBOL_GPL(tee_shm_free);
@@ -481,10 +417,15 @@ struct tee_shm *tee_shm_get_from_id(struct tee_context *ctx, int id)
teedev = ctx->teedev;
mutex_lock(&teedev->mutex);
shm = idr_find(&teedev->idr, id);
+ /*
+ * If the tee_shm was found in the IDR it must have a refcount
+ * larger than 0 due to the guarantee in tee_shm_put() below. So
+ * it's safe to use refcount_inc().
+ */
if (!shm || shm->ctx != ctx)
shm = ERR_PTR(-EINVAL);
- else if (shm->flags & TEE_SHM_DMA_BUF)
- get_dma_buf(shm->dmabuf);
+ else
+ refcount_inc(&shm->refcount);
mutex_unlock(&teedev->mutex);
return shm;
}
@@ -496,7 +437,24 @@ EXPORT_SYMBOL_GPL(tee_shm_get_from_id);
*/
void tee_shm_put(struct tee_shm *shm)
{
- if (shm->flags & TEE_SHM_DMA_BUF)
- dma_buf_put(shm->dmabuf);
+ struct tee_device *teedev = shm->ctx->teedev;
+ bool do_release = false;
+
+ mutex_lock(&teedev->mutex);
+ if (refcount_dec_and_test(&shm->refcount)) {
+ /*
+ * refcount has reached 0, we must now remove it from the
+ * IDR before releasing the mutex. This will guarantee that
+ * the refcount_inc() in tee_shm_get_from_id() never starts
+ * from 0.
+ */
+ if (shm->flags & TEE_SHM_DMA_BUF)
+ idr_remove(&teedev->idr, shm->id);
+ do_release = true;
+ }
+ mutex_unlock(&teedev->mutex);
+
+ if (do_release)
+ tee_shm_release(teedev, shm);
}
EXPORT_SYMBOL_GPL(tee_shm_put);
diff --git a/drivers/tty/hvc/hvc_xen.c b/drivers/tty/hvc/hvc_xen.c
index 71e0dd2c0ce5..ebaf7500f48f 100644
--- a/drivers/tty/hvc/hvc_xen.c
+++ b/drivers/tty/hvc/hvc_xen.c
@@ -37,6 +37,8 @@ struct xencons_info {
struct xenbus_device *xbdev;
struct xencons_interface *intf;
unsigned int evtchn;
+ XENCONS_RING_IDX out_cons;
+ unsigned int out_cons_same;
struct hvc_struct *hvc;
int irq;
int vtermno;
@@ -138,6 +140,8 @@ static int domU_read_console(uint32_t vtermno, char *buf, int len)
XENCONS_RING_IDX cons, prod;
int recv = 0;
struct xencons_info *xencons = vtermno_to_xencons(vtermno);
+ unsigned int eoiflag = 0;
+
if (xencons == NULL)
return -EINVAL;
intf = xencons->intf;
@@ -157,7 +161,27 @@ static int domU_read_console(uint32_t vtermno, char *buf, int len)
mb(); /* read ring before consuming */
intf->in_cons = cons;
- notify_daemon(xencons);
+ /*
+ * When to mark interrupt having been spurious:
+ * - there was no new data to be read, and
+ * - the backend did not consume some output bytes, and
+ * - the previous round with no read data didn't see consumed bytes
+ * (we might have a race with an interrupt being in flight while
+ * updating xencons->out_cons, so account for that by allowing one
+ * round without any visible reason)
+ */
+ if (intf->out_cons != xencons->out_cons) {
+ xencons->out_cons = intf->out_cons;
+ xencons->out_cons_same = 0;
+ }
+ if (recv) {
+ notify_daemon(xencons);
+ } else if (xencons->out_cons_same++ > 1) {
+ eoiflag = XEN_EOI_FLAG_SPURIOUS;
+ }
+
+ xen_irq_lateeoi(xencons->irq, eoiflag);
+
return recv;
}
@@ -386,7 +410,7 @@ static int xencons_connect_backend(struct xenbus_device *dev,
if (ret)
return ret;
info->evtchn = evtchn;
- irq = bind_evtchn_to_irq(evtchn);
+ irq = bind_interdomain_evtchn_to_irq_lateeoi(dev, evtchn);
if (irq < 0)
return irq;
info->irq = irq;
@@ -551,7 +575,7 @@ static int __init xen_hvc_init(void)
return r;
info = vtermno_to_xencons(HVC_COOKIE);
- info->irq = bind_evtchn_to_irq(info->evtchn);
+ info->irq = bind_evtchn_to_irq_lateeoi(info->evtchn);
}
if (info->irq < 0)
info->irq = 0; /* NO_IRQ */
diff --git a/drivers/tty/n_hdlc.c b/drivers/tty/n_hdlc.c
index 7e0884ecc74f..23ba1fc99df8 100644
--- a/drivers/tty/n_hdlc.c
+++ b/drivers/tty/n_hdlc.c
@@ -140,6 +140,8 @@ struct n_hdlc {
struct n_hdlc_buf_list rx_buf_list;
struct n_hdlc_buf_list tx_free_buf_list;
struct n_hdlc_buf_list rx_free_buf_list;
+ struct work_struct write_work;
+ struct tty_struct *tty_for_write_work;
};
/*
@@ -154,6 +156,7 @@ static struct n_hdlc_buf *n_hdlc_buf_get(struct n_hdlc_buf_list *list);
/* Local functions */
static struct n_hdlc *n_hdlc_alloc(void);
+static void n_hdlc_tty_write_work(struct work_struct *work);
/* max frame size for memory allocations */
static int maxframe = 4096;
@@ -210,6 +213,8 @@ static void n_hdlc_tty_close(struct tty_struct *tty)
wake_up_interruptible(&tty->read_wait);
wake_up_interruptible(&tty->write_wait);
+ cancel_work_sync(&n_hdlc->write_work);
+
n_hdlc_free_buf_list(&n_hdlc->rx_free_buf_list);
n_hdlc_free_buf_list(&n_hdlc->tx_free_buf_list);
n_hdlc_free_buf_list(&n_hdlc->rx_buf_list);
@@ -241,6 +246,8 @@ static int n_hdlc_tty_open(struct tty_struct *tty)
return -ENFILE;
}
+ INIT_WORK(&n_hdlc->write_work, n_hdlc_tty_write_work);
+ n_hdlc->tty_for_write_work = tty;
tty->disc_data = n_hdlc;
tty->receive_room = 65536;
@@ -335,6 +342,20 @@ check_again:
} /* end of n_hdlc_send_frames() */
/**
+ * n_hdlc_tty_write_work - Asynchronous callback for transmit wakeup
+ * @work: pointer to work_struct
+ *
+ * Called when low level device driver can accept more send data.
+ */
+static void n_hdlc_tty_write_work(struct work_struct *work)
+{
+ struct n_hdlc *n_hdlc = container_of(work, struct n_hdlc, write_work);
+ struct tty_struct *tty = n_hdlc->tty_for_write_work;
+
+ n_hdlc_send_frames(n_hdlc, tty);
+} /* end of n_hdlc_tty_write_work() */
+
+/**
* n_hdlc_tty_wakeup - Callback for transmit wakeup
* @tty: pointer to associated tty instance data
*
@@ -344,7 +365,7 @@ static void n_hdlc_tty_wakeup(struct tty_struct *tty)
{
struct n_hdlc *n_hdlc = tty->disc_data;
- n_hdlc_send_frames(n_hdlc, tty);
+ schedule_work(&n_hdlc->write_work);
} /* end of n_hdlc_tty_wakeup() */
/**
diff --git a/drivers/tty/serial/8250/8250_fintek.c b/drivers/tty/serial/8250/8250_fintek.c
index 31c9e83ea3cb..251f0018ae8c 100644
--- a/drivers/tty/serial/8250/8250_fintek.c
+++ b/drivers/tty/serial/8250/8250_fintek.c
@@ -290,25 +290,6 @@ static void fintek_8250_set_max_fifo(struct fintek_8250 *pdata)
}
}
-static void fintek_8250_goto_highspeed(struct uart_8250_port *uart,
- struct fintek_8250 *pdata)
-{
- sio_write_reg(pdata, LDN, pdata->index);
-
- switch (pdata->pid) {
- case CHIP_ID_F81966:
- case CHIP_ID_F81866: /* set uart clock for high speed serial mode */
- sio_write_mask_reg(pdata, F81866_UART_CLK,
- F81866_UART_CLK_MASK,
- F81866_UART_CLK_14_769MHZ);
-
- uart->port.uartclk = 921600 * 16;
- break;
- default: /* leave clock speed untouched */
- break;
- }
-}
-
static void fintek_8250_set_termios(struct uart_port *port,
struct ktermios *termios,
struct ktermios *old)
@@ -430,7 +411,6 @@ static int probe_setup_port(struct fintek_8250 *pdata,
fintek_8250_set_irq_mode(pdata, level_mode);
fintek_8250_set_max_fifo(pdata);
- fintek_8250_goto_highspeed(uart, pdata);
fintek_8250_exit_key(addr[i]);
diff --git a/drivers/usb/cdns3/cdnsp-gadget.c b/drivers/usb/cdns3/cdnsp-gadget.c
index 27df0c697897..e85bf768c66d 100644
--- a/drivers/usb/cdns3/cdnsp-gadget.c
+++ b/drivers/usb/cdns3/cdnsp-gadget.c
@@ -1541,15 +1541,27 @@ static int cdnsp_gadget_pullup(struct usb_gadget *gadget, int is_on)
{
struct cdnsp_device *pdev = gadget_to_cdnsp(gadget);
struct cdns *cdns = dev_get_drvdata(pdev->dev);
+ unsigned long flags;
trace_cdnsp_pullup(is_on);
+ /*
+ * Disable events handling while controller is being
+ * enabled/disabled.
+ */
+ disable_irq(cdns->dev_irq);
+ spin_lock_irqsave(&pdev->lock, flags);
+
if (!is_on) {
cdnsp_reset_device(pdev);
cdns_clear_vbus(cdns);
} else {
cdns_set_vbus(cdns);
}
+
+ spin_unlock_irqrestore(&pdev->lock, flags);
+ enable_irq(cdns->dev_irq);
+
return 0;
}
diff --git a/drivers/usb/cdns3/cdnsp-ring.c b/drivers/usb/cdns3/cdnsp-ring.c
index 1b1438457fb0..e45c3d6e1536 100644
--- a/drivers/usb/cdns3/cdnsp-ring.c
+++ b/drivers/usb/cdns3/cdnsp-ring.c
@@ -1029,6 +1029,8 @@ static void cdnsp_process_ctrl_td(struct cdnsp_device *pdev,
return;
}
+ *status = 0;
+
cdnsp_finish_td(pdev, td, event, pep, status);
}
@@ -1523,7 +1525,14 @@ irqreturn_t cdnsp_thread_irq_handler(int irq, void *data)
spin_lock_irqsave(&pdev->lock, flags);
if (pdev->cdnsp_state & (CDNSP_STATE_HALTED | CDNSP_STATE_DYING)) {
- cdnsp_died(pdev);
+ /*
+ * While removing or stopping driver there may still be deferred
+ * not handled interrupt which should not be treated as error.
+ * Driver should simply ignore it.
+ */
+ if (pdev->gadget_driver)
+ cdnsp_died(pdev);
+
spin_unlock_irqrestore(&pdev->lock, flags);
return IRQ_HANDLED;
}
diff --git a/drivers/usb/cdns3/cdnsp-trace.h b/drivers/usb/cdns3/cdnsp-trace.h
index 6a2571c6aa9e..5983dfb99653 100644
--- a/drivers/usb/cdns3/cdnsp-trace.h
+++ b/drivers/usb/cdns3/cdnsp-trace.h
@@ -57,9 +57,9 @@ DECLARE_EVENT_CLASS(cdnsp_log_ep,
__entry->first_prime_det = pep->stream_info.first_prime_det;
__entry->drbls_count = pep->stream_info.drbls_count;
),
- TP_printk("%s: SID: %08x ep state: %x stream: enabled: %d num %d "
+ TP_printk("%s: SID: %08x, ep state: %x, stream: enabled: %d num %d "
"tds %d, first prime: %d drbls %d",
- __get_str(name), __entry->state, __entry->stream_id,
+ __get_str(name), __entry->stream_id, __entry->state,
__entry->enabled, __entry->num_streams, __entry->td_count,
__entry->first_prime_det, __entry->drbls_count)
);
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 019351c0b52c..d3c14b5ed4a1 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -434,6 +434,9 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x1532, 0x0116), .driver_info =
USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL },
+ /* Lenovo USB-C to Ethernet Adapter RTL8153-04 */
+ { USB_DEVICE(0x17ef, 0x720c), .driver_info = USB_QUIRK_NO_LPM },
+
/* Lenovo Powered USB-C Travel Hub (4X90S92381, RTL8153 GigE) */
{ USB_DEVICE(0x17ef, 0x721e), .driver_info = USB_QUIRK_NO_LPM },
diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
index c8f18f3ba9e3..c331a5128c2c 100644
--- a/drivers/usb/dwc2/platform.c
+++ b/drivers/usb/dwc2/platform.c
@@ -575,6 +575,9 @@ static int dwc2_driver_probe(struct platform_device *dev)
ggpio |= GGPIO_STM32_OTG_GCCFG_IDEN;
ggpio |= GGPIO_STM32_OTG_GCCFG_VBDEN;
dwc2_writel(hsotg, ggpio, GGPIO);
+
+ /* ID/VBUS detection startup time */
+ usleep_range(5000, 7000);
}
retval = dwc2_drd_init(hsotg);
diff --git a/drivers/usb/early/xhci-dbc.c b/drivers/usb/early/xhci-dbc.c
index 933d77ad0a64..4502108069cd 100644
--- a/drivers/usb/early/xhci-dbc.c
+++ b/drivers/usb/early/xhci-dbc.c
@@ -14,7 +14,6 @@
#include <linux/pci_ids.h>
#include <linux/memblock.h>
#include <linux/io.h>
-#include <linux/iopoll.h>
#include <asm/pci-direct.h>
#include <asm/fixmap.h>
#include <linux/bcd.h>
@@ -136,9 +135,17 @@ static int handshake(void __iomem *ptr, u32 mask, u32 done, int wait, int delay)
{
u32 result;
- return readl_poll_timeout_atomic(ptr, result,
- ((result & mask) == done),
- delay, wait);
+ /* Can not use readl_poll_timeout_atomic() for early boot things */
+ do {
+ result = readl(ptr);
+ result &= mask;
+ if (result == done)
+ return 0;
+ udelay(delay);
+ wait -= delay;
+ } while (wait > 0);
+
+ return -ETIMEDOUT;
}
static void __init xdbc_bios_handoff(void)
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 284eea9f6e4d..3789c329183c 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -1680,14 +1680,14 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
u8 endp;
if (w_length > USB_COMP_EP0_BUFSIZ) {
- if (ctrl->bRequestType == USB_DIR_OUT) {
- goto done;
- } else {
+ if (ctrl->bRequestType & USB_DIR_IN) {
/* Cast away the const, we are going to overwrite on purpose. */
__le16 *temp = (__le16 *)&ctrl->wLength;
*temp = cpu_to_le16(USB_COMP_EP0_BUFSIZ);
w_length = USB_COMP_EP0_BUFSIZ;
+ } else {
+ goto done;
}
}
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index e20c19a0f106..a7e069b18544 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -1773,11 +1773,15 @@ static void ffs_data_clear(struct ffs_data *ffs)
BUG_ON(ffs->gadget);
- if (ffs->epfiles)
+ if (ffs->epfiles) {
ffs_epfiles_destroy(ffs->epfiles, ffs->eps_count);
+ ffs->epfiles = NULL;
+ }
- if (ffs->ffs_eventfd)
+ if (ffs->ffs_eventfd) {
eventfd_ctx_put(ffs->ffs_eventfd);
+ ffs->ffs_eventfd = NULL;
+ }
kfree(ffs->raw_descs_data);
kfree(ffs->raw_strings);
@@ -1790,7 +1794,6 @@ static void ffs_data_reset(struct ffs_data *ffs)
ffs_data_clear(ffs);
- ffs->epfiles = NULL;
ffs->raw_descs_data = NULL;
ffs->raw_descs = NULL;
ffs->raw_strings = NULL;
diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index e0ad5aed6ac9..6f5d45ef2e39 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -17,6 +17,7 @@
#include <linux/etherdevice.h>
#include <linux/ethtool.h>
#include <linux/if_vlan.h>
+#include <linux/etherdevice.h>
#include "u_ether.h"
@@ -863,19 +864,23 @@ int gether_register_netdev(struct net_device *net)
{
struct eth_dev *dev;
struct usb_gadget *g;
- struct sockaddr sa;
int status;
if (!net->dev.parent)
return -EINVAL;
dev = netdev_priv(net);
g = dev->gadget;
+
+ net->addr_assign_type = NET_ADDR_RANDOM;
+ eth_hw_addr_set(net, dev->dev_mac);
+
status = register_netdev(net);
if (status < 0) {
dev_dbg(&g->dev, "register_netdev failed, %d\n", status);
return status;
} else {
INFO(dev, "HOST MAC %pM\n", dev->host_mac);
+ INFO(dev, "MAC %pM\n", dev->dev_mac);
/* two kinds of host-initiated state changes:
* - iff DATA transfer is active, carrier is "on"
@@ -883,15 +888,6 @@ int gether_register_netdev(struct net_device *net)
*/
netif_carrier_off(net);
}
- sa.sa_family = net->type;
- memcpy(sa.sa_data, dev->dev_mac, ETH_ALEN);
- rtnl_lock();
- status = dev_set_mac_address(net, &sa, NULL);
- rtnl_unlock();
- if (status)
- pr_warn("cannot set self ethernet address: %d\n", status);
- else
- INFO(dev, "MAC %pM\n", dev->dev_mac);
return status;
}
diff --git a/drivers/usb/gadget/legacy/dbgp.c b/drivers/usb/gadget/legacy/dbgp.c
index 355bc7dab9d5..6bcbad382580 100644
--- a/drivers/usb/gadget/legacy/dbgp.c
+++ b/drivers/usb/gadget/legacy/dbgp.c
@@ -346,14 +346,14 @@ static int dbgp_setup(struct usb_gadget *gadget,
u16 len = 0;
if (length > DBGP_REQ_LEN) {
- if (ctrl->bRequestType == USB_DIR_OUT) {
- return err;
- } else {
+ if (ctrl->bRequestType & USB_DIR_IN) {
/* Cast away the const, we are going to overwrite on purpose. */
__le16 *temp = (__le16 *)&ctrl->wLength;
*temp = cpu_to_le16(DBGP_REQ_LEN);
length = DBGP_REQ_LEN;
+ } else {
+ return err;
}
}
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c
index 63150e3889ef..3b58f4fc0a80 100644
--- a/drivers/usb/gadget/legacy/inode.c
+++ b/drivers/usb/gadget/legacy/inode.c
@@ -1334,14 +1334,14 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
u16 w_length = le16_to_cpu(ctrl->wLength);
if (w_length > RBUF_SIZE) {
- if (ctrl->bRequestType == USB_DIR_OUT) {
- return value;
- } else {
+ if (ctrl->bRequestType & USB_DIR_IN) {
/* Cast away the const, we are going to overwrite on purpose. */
__le16 *temp = (__le16 *)&ctrl->wLength;
*temp = cpu_to_le16(RBUF_SIZE);
w_length = RBUF_SIZE;
+ } else {
+ return value;
}
}
diff --git a/drivers/usb/host/xhci-mtk-sch.c b/drivers/usb/host/xhci-mtk-sch.c
index 1edef7527c11..edbfa82c6565 100644
--- a/drivers/usb/host/xhci-mtk-sch.c
+++ b/drivers/usb/host/xhci-mtk-sch.c
@@ -781,7 +781,7 @@ int xhci_mtk_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev)
ret = xhci_check_bandwidth(hcd, udev);
if (!ret)
- INIT_LIST_HEAD(&mtk->bw_ep_chk_list);
+ list_del_init(&mtk->bw_ep_chk_list);
return ret;
}
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 92adf6107864..5c351970cdf1 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -71,6 +71,8 @@
#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_4 0x161e
#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_5 0x15d6
#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6 0x15d7
+#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_7 0x161c
+#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_8 0x161f
#define PCI_DEVICE_ID_ASMEDIA_1042_XHCI 0x1042
#define PCI_DEVICE_ID_ASMEDIA_1042A_XHCI 0x1142
@@ -121,7 +123,6 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
/* Look for vendor-specific quirks */
if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC &&
(pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK ||
- pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1100 ||
pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1400)) {
if (pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK &&
pdev->revision == 0x0) {
@@ -156,6 +157,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1009)
xhci->quirks |= XHCI_BROKEN_STREAMS;
+ if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC &&
+ pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1100)
+ xhci->quirks |= XHCI_TRUST_TX_LENGTH;
+
if (pdev->vendor == PCI_VENDOR_ID_NEC)
xhci->quirks |= XHCI_NEC_HOST;
@@ -330,7 +335,9 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_3 ||
pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_4 ||
pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_5 ||
- pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6))
+ pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6 ||
+ pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_7 ||
+ pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_8))
xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW;
if (xhci->quirks & XHCI_RESET_ON_RESUME)
diff --git a/drivers/usb/mtu3/mtu3_gadget.c b/drivers/usb/mtu3/mtu3_gadget.c
index a9a65b4bbfed..9977600616d7 100644
--- a/drivers/usb/mtu3/mtu3_gadget.c
+++ b/drivers/usb/mtu3/mtu3_gadget.c
@@ -77,7 +77,7 @@ static int mtu3_ep_enable(struct mtu3_ep *mep)
if (usb_endpoint_xfer_int(desc) ||
usb_endpoint_xfer_isoc(desc)) {
interval = desc->bInterval;
- interval = clamp_val(interval, 1, 16) - 1;
+ interval = clamp_val(interval, 1, 16);
if (usb_endpoint_xfer_isoc(desc) && comp_desc)
mult = comp_desc->bmAttributes;
}
@@ -89,10 +89,17 @@ static int mtu3_ep_enable(struct mtu3_ep *mep)
if (usb_endpoint_xfer_isoc(desc) ||
usb_endpoint_xfer_int(desc)) {
interval = desc->bInterval;
- interval = clamp_val(interval, 1, 16) - 1;
+ interval = clamp_val(interval, 1, 16);
mult = usb_endpoint_maxp_mult(desc) - 1;
}
break;
+ case USB_SPEED_FULL:
+ if (usb_endpoint_xfer_isoc(desc))
+ interval = clamp_val(desc->bInterval, 1, 16);
+ else if (usb_endpoint_xfer_int(desc))
+ interval = clamp_val(desc->bInterval, 1, 255);
+
+ break;
default:
break; /*others are ignored */
}
@@ -235,6 +242,7 @@ struct usb_request *mtu3_alloc_request(struct usb_ep *ep, gfp_t gfp_flags)
mreq->request.dma = DMA_ADDR_INVALID;
mreq->epnum = mep->epnum;
mreq->mep = mep;
+ INIT_LIST_HEAD(&mreq->list);
trace_mtu3_alloc_request(mreq);
return &mreq->request;
diff --git a/drivers/usb/mtu3/mtu3_qmu.c b/drivers/usb/mtu3/mtu3_qmu.c
index 3f414f91b589..2ea3157ddb6e 100644
--- a/drivers/usb/mtu3/mtu3_qmu.c
+++ b/drivers/usb/mtu3/mtu3_qmu.c
@@ -273,6 +273,8 @@ static int mtu3_prepare_tx_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq)
gpd->dw3_info |= cpu_to_le32(GPD_EXT_FLAG_ZLP);
}
+ /* prevent reorder, make sure GPD's HWO is set last */
+ mb();
gpd->dw0_info |= cpu_to_le32(GPD_FLAGS_IOC | GPD_FLAGS_HWO);
mreq->gpd = gpd;
@@ -306,6 +308,8 @@ static int mtu3_prepare_rx_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq)
gpd->next_gpd = cpu_to_le32(lower_32_bits(enq_dma));
ext_addr |= GPD_EXT_NGP(mtu, upper_32_bits(enq_dma));
gpd->dw3_info = cpu_to_le32(ext_addr);
+ /* prevent reorder, make sure GPD's HWO is set last */
+ mb();
gpd->dw0_info |= cpu_to_le32(GPD_FLAGS_IOC | GPD_FLAGS_HWO);
mreq->gpd = gpd;
@@ -445,7 +449,8 @@ static void qmu_tx_zlp_error_handler(struct mtu3 *mtu, u8 epnum)
return;
}
mtu3_setbits(mbase, MU3D_EP_TXCR0(mep->epnum), TX_TXPKTRDY);
-
+ /* prevent reorder, make sure GPD's HWO is set last */
+ mb();
/* by pass the current GDP */
gpd_current->dw0_info |= cpu_to_le32(GPD_FLAGS_BPS | GPD_FLAGS_HWO);
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 7705328034ca..8a60c0d56863 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -1635,6 +1635,8 @@ static int cp2105_gpioconf_init(struct usb_serial *serial)
/* 2 banks of GPIO - One for the pins taken from each serial port */
if (intf_num == 0) {
+ priv->gc.ngpio = 2;
+
if (mode.eci == CP210X_PIN_MODE_MODEM) {
/* mark all GPIOs of this interface as reserved */
priv->gpio_altfunc = 0xff;
@@ -1645,8 +1647,9 @@ static int cp2105_gpioconf_init(struct usb_serial *serial)
priv->gpio_pushpull = (u8)((le16_to_cpu(config.gpio_mode) &
CP210X_ECI_GPIO_MODE_MASK) >>
CP210X_ECI_GPIO_MODE_OFFSET);
- priv->gc.ngpio = 2;
} else if (intf_num == 1) {
+ priv->gc.ngpio = 3;
+
if (mode.sci == CP210X_PIN_MODE_MODEM) {
/* mark all GPIOs of this interface as reserved */
priv->gpio_altfunc = 0xff;
@@ -1657,7 +1660,6 @@ static int cp2105_gpioconf_init(struct usb_serial *serial)
priv->gpio_pushpull = (u8)((le16_to_cpu(config.gpio_mode) &
CP210X_SCI_GPIO_MODE_MASK) >>
CP210X_SCI_GPIO_MODE_OFFSET);
- priv->gc.ngpio = 3;
} else {
return -ENODEV;
}
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 546fce4617a8..42420bfc983c 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -1219,6 +1219,14 @@ static const struct usb_device_id option_ids[] = {
.driver_info = NCTRL(2) | RSVD(3) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1063, 0xff), /* Telit LN920 (ECM) */
.driver_info = NCTRL(0) | RSVD(1) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1070, 0xff), /* Telit FN990 (rmnet) */
+ .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1071, 0xff), /* Telit FN990 (MBIM) */
+ .driver_info = NCTRL(0) | RSVD(1) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1072, 0xff), /* Telit FN990 (RNDIS) */
+ .driver_info = NCTRL(2) | RSVD(3) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1073, 0xff), /* Telit FN990 (ECM) */
+ .driver_info = NCTRL(0) | RSVD(1) },
{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910),
.driver_info = NCTRL(0) | RSVD(1) | RSVD(3) },
{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910_DUAL_MODEM),
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index 6010b9901126..59d4fa2443f2 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -324,6 +324,7 @@ struct tcpm_port {
bool attached;
bool connected;
+ bool registered;
bool pd_supported;
enum typec_port_type port_type;
@@ -6291,7 +6292,8 @@ static enum hrtimer_restart state_machine_timer_handler(struct hrtimer *timer)
{
struct tcpm_port *port = container_of(timer, struct tcpm_port, state_machine_timer);
- kthread_queue_work(port->wq, &port->state_machine);
+ if (port->registered)
+ kthread_queue_work(port->wq, &port->state_machine);
return HRTIMER_NORESTART;
}
@@ -6299,7 +6301,8 @@ static enum hrtimer_restart vdm_state_machine_timer_handler(struct hrtimer *time
{
struct tcpm_port *port = container_of(timer, struct tcpm_port, vdm_state_machine_timer);
- kthread_queue_work(port->wq, &port->vdm_state_machine);
+ if (port->registered)
+ kthread_queue_work(port->wq, &port->vdm_state_machine);
return HRTIMER_NORESTART;
}
@@ -6307,7 +6310,8 @@ static enum hrtimer_restart enable_frs_timer_handler(struct hrtimer *timer)
{
struct tcpm_port *port = container_of(timer, struct tcpm_port, enable_frs_timer);
- kthread_queue_work(port->wq, &port->enable_frs);
+ if (port->registered)
+ kthread_queue_work(port->wq, &port->enable_frs);
return HRTIMER_NORESTART;
}
@@ -6315,7 +6319,8 @@ static enum hrtimer_restart send_discover_timer_handler(struct hrtimer *timer)
{
struct tcpm_port *port = container_of(timer, struct tcpm_port, send_discover_timer);
- kthread_queue_work(port->wq, &port->send_discover_work);
+ if (port->registered)
+ kthread_queue_work(port->wq, &port->send_discover_work);
return HRTIMER_NORESTART;
}
@@ -6403,6 +6408,7 @@ struct tcpm_port *tcpm_register_port(struct device *dev, struct tcpc_dev *tcpc)
typec_port_register_altmodes(port->typec_port,
&tcpm_altmode_ops, port,
port->port_altmode, ALTMODE_DISCOVERY_MAX);
+ port->registered = true;
mutex_lock(&port->lock);
tcpm_init(port);
@@ -6424,6 +6430,9 @@ void tcpm_unregister_port(struct tcpm_port *port)
{
int i;
+ port->registered = false;
+ kthread_destroy_worker(port->wq);
+
hrtimer_cancel(&port->send_discover_timer);
hrtimer_cancel(&port->enable_frs_timer);
hrtimer_cancel(&port->vdm_state_machine_timer);
@@ -6435,7 +6444,6 @@ void tcpm_unregister_port(struct tcpm_port *port)
typec_unregister_port(port->typec_port);
usb_role_switch_put(port->role_sw);
tcpm_debugfs_exit(port);
- kthread_destroy_worker(port->wq);
}
EXPORT_SYMBOL_GPL(tcpm_unregister_port);
diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
index 6aa28384f77f..08561bf7c40c 100644
--- a/drivers/usb/typec/ucsi/ucsi.c
+++ b/drivers/usb/typec/ucsi/ucsi.c
@@ -1150,7 +1150,9 @@ static int ucsi_register_port(struct ucsi *ucsi, int index)
ret = 0;
}
- if (UCSI_CONSTAT_PWR_OPMODE(con->status.flags) == UCSI_CONSTAT_PWR_OPMODE_PD) {
+ if (con->partner &&
+ UCSI_CONSTAT_PWR_OPMODE(con->status.flags) ==
+ UCSI_CONSTAT_PWR_OPMODE_PD) {
ucsi_get_src_pdos(con);
ucsi_check_altmodes(con);
}
diff --git a/drivers/vdpa/vdpa.c b/drivers/vdpa/vdpa.c
index 7332a74a4b00..09bbe53c3ac4 100644
--- a/drivers/vdpa/vdpa.c
+++ b/drivers/vdpa/vdpa.c
@@ -404,7 +404,8 @@ static int vdpa_mgmtdev_fill(const struct vdpa_mgmt_dev *mdev, struct sk_buff *m
goto msg_err;
while (mdev->id_table[i].device) {
- supported_classes |= BIT(mdev->id_table[i].device);
+ if (mdev->id_table[i].device <= 63)
+ supported_classes |= BIT_ULL(mdev->id_table[i].device);
i++;
}
diff --git a/drivers/vdpa/vdpa_user/vduse_dev.c b/drivers/vdpa/vdpa_user/vduse_dev.c
index c9204c62f339..eddcb64a910a 100644
--- a/drivers/vdpa/vdpa_user/vduse_dev.c
+++ b/drivers/vdpa/vdpa_user/vduse_dev.c
@@ -655,7 +655,8 @@ static void vduse_vdpa_get_config(struct vdpa_device *vdpa, unsigned int offset,
{
struct vduse_dev *dev = vdpa_to_vduse(vdpa);
- if (len > dev->config_size - offset)
+ if (offset > dev->config_size ||
+ len > dev->config_size - offset)
return;
memcpy(buf, dev->config + offset, len);
@@ -975,7 +976,8 @@ static long vduse_dev_ioctl(struct file *file, unsigned int cmd,
break;
ret = -EINVAL;
- if (config.length == 0 ||
+ if (config.offset > dev->config_size ||
+ config.length == 0 ||
config.length > dev->config_size - config.offset)
break;
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index 29cced1cd277..e3c4f059b21a 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -197,7 +197,7 @@ static int vhost_vdpa_config_validate(struct vhost_vdpa *v,
struct vdpa_device *vdpa = v->vdpa;
long size = vdpa->config->get_config_size(vdpa);
- if (c->len == 0)
+ if (c->len == 0 || c->off > size)
return -EINVAL;
if (c->len > size - c->off)
diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c
index 826175ad88a2..0fa7ede94fa6 100644
--- a/drivers/video/fbdev/core/fbmem.c
+++ b/drivers/video/fbdev/core/fbmem.c
@@ -1763,6 +1763,53 @@ int remove_conflicting_framebuffers(struct apertures_struct *a,
EXPORT_SYMBOL(remove_conflicting_framebuffers);
/**
+ * is_firmware_framebuffer - detect if firmware-configured framebuffer matches
+ * @a: memory range, users of which are to be checked
+ *
+ * This function checks framebuffer devices (initialized by firmware/bootloader)
+ * which use memory range described by @a. If @a matchesm the function returns
+ * true, otherwise false.
+ */
+bool is_firmware_framebuffer(struct apertures_struct *a)
+{
+ bool do_free = false;
+ bool found = false;
+ int i;
+
+ if (!a) {
+ a = alloc_apertures(1);
+ if (!a)
+ return false;
+
+ a->ranges[0].base = 0;
+ a->ranges[0].size = ~0;
+ do_free = true;
+ }
+
+ mutex_lock(&registration_lock);
+ /* check all firmware fbs and kick off if the base addr overlaps */
+ for_each_registered_fb(i) {
+ struct apertures_struct *gen_aper;
+
+ if (!(registered_fb[i]->flags & FBINFO_MISC_FIRMWARE))
+ continue;
+
+ gen_aper = registered_fb[i]->apertures;
+ if (fb_do_apertures_overlap(gen_aper, a)) {
+ found = true;
+ break;
+ }
+ }
+ mutex_unlock(&registration_lock);
+
+ if (do_free)
+ kfree(a);
+
+ return found;
+}
+EXPORT_SYMBOL(is_firmware_framebuffer);
+
+/**
* remove_conflicting_pci_framebuffers - remove firmware-configured framebuffers for PCI devices
* @pdev: PCI device
* @name: requesting driver name
diff --git a/drivers/virt/nitro_enclaves/ne_misc_dev.c b/drivers/virt/nitro_enclaves/ne_misc_dev.c
index 8939612ee0e0..6894ccb868a6 100644
--- a/drivers/virt/nitro_enclaves/ne_misc_dev.c
+++ b/drivers/virt/nitro_enclaves/ne_misc_dev.c
@@ -886,8 +886,9 @@ static int ne_set_user_memory_region_ioctl(struct ne_enclave *ne_enclave,
goto put_pages;
}
- gup_rc = get_user_pages(mem_region.userspace_addr + memory_size, 1, FOLL_GET,
- ne_mem_region->pages + i, NULL);
+ gup_rc = get_user_pages_unlocked(mem_region.userspace_addr + memory_size, 1,
+ ne_mem_region->pages + i, FOLL_GET);
+
if (gup_rc < 0) {
rc = gup_rc;
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 6d2614e34470..028b05d44546 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -268,7 +268,7 @@ size_t virtio_max_dma_size(struct virtio_device *vdev)
size_t max_segment_size = SIZE_MAX;
if (vring_use_dma_api(vdev))
- max_segment_size = dma_max_mapping_size(&vdev->dev);
+ max_segment_size = dma_max_mapping_size(vdev->dev.parent);
return max_segment_size;
}
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index a78704ae3618..46d9295d9a6e 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -1251,6 +1251,12 @@ int bind_evtchn_to_irq(evtchn_port_t evtchn)
}
EXPORT_SYMBOL_GPL(bind_evtchn_to_irq);
+int bind_evtchn_to_irq_lateeoi(evtchn_port_t evtchn)
+{
+ return bind_evtchn_to_irq_chip(evtchn, &xen_lateeoi_chip, NULL);
+}
+EXPORT_SYMBOL_GPL(bind_evtchn_to_irq_lateeoi);
+
static int bind_ipi_to_irq(unsigned int ipi, unsigned int cpu)
{
struct evtchn_bind_ipi bind_ipi;