diff options
Diffstat (limited to 'drivers')
166 files changed, 1322 insertions, 699 deletions
diff --git a/drivers/accessibility/speakup/spk_ttyio.c b/drivers/accessibility/speakup/spk_ttyio.c index 08cf8a17754b..07373b3debd1 100644 --- a/drivers/accessibility/speakup/spk_ttyio.c +++ b/drivers/accessibility/speakup/spk_ttyio.c @@ -354,6 +354,9 @@ void spk_ttyio_release(struct spk_synth *in_synth) { struct tty_struct *tty = in_synth->dev; + if (tty == NULL) + return; + tty_lock(tty); if (tty->ops->close) diff --git a/drivers/acpi/prmt.c b/drivers/acpi/prmt.c index 998101cf16e4..3d4c4620f9f9 100644 --- a/drivers/acpi/prmt.c +++ b/drivers/acpi/prmt.c @@ -236,6 +236,11 @@ static acpi_status acpi_platformrt_space_handler(u32 function, efi_status_t status; struct prm_context_buffer context; + if (!efi_enabled(EFI_RUNTIME_SERVICES)) { + pr_err_ratelimited("PRM: EFI runtime services no longer available\n"); + return AE_NO_HANDLER; + } + /* * The returned acpi_status will always be AE_OK. Error values will be * saved in the first byte of the PRM message buffer to be used by ASL. @@ -325,6 +330,11 @@ void __init init_prmt(void) pr_info("PRM: found %u modules\n", mc); + if (!efi_enabled(EFI_RUNTIME_SERVICES)) { + pr_err("PRM: EFI runtime services unavailable\n"); + return; + } + status = acpi_install_address_space_handler(ACPI_ROOT_OBJECT, ACPI_ADR_SPACE_PLATFORM_RT, &acpi_platformrt_space_handler, diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 8a541efc5675..65cec7bb6d96 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -517,6 +517,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = { }, { .callback = video_detect_force_native, + /* Acer Aspire 4810T */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 4810T"), + }, + }, + { + .callback = video_detect_force_native, /* Acer Aspire 5738z */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), diff --git a/drivers/base/property.c b/drivers/base/property.c index bbb3e499ff4a..083a95791d3b 100644 --- a/drivers/base/property.c +++ b/drivers/base/property.c @@ -997,26 +997,32 @@ struct fwnode_handle * fwnode_graph_get_next_endpoint(const struct fwnode_handle *fwnode, struct fwnode_handle *prev) { + struct fwnode_handle *ep, *port_parent = NULL; const struct fwnode_handle *parent; - struct fwnode_handle *ep; /* * If this function is in a loop and the previous iteration returned * an endpoint from fwnode->secondary, then we need to use the secondary * as parent rather than @fwnode. */ - if (prev) - parent = fwnode_graph_get_port_parent(prev); - else + if (prev) { + port_parent = fwnode_graph_get_port_parent(prev); + parent = port_parent; + } else { parent = fwnode; + } if (IS_ERR_OR_NULL(parent)) return NULL; ep = fwnode_call_ptr_op(parent, graph_get_next_endpoint, prev); if (ep) - return ep; + goto out_put_port_parent; + + ep = fwnode_graph_get_next_endpoint(parent->secondary, NULL); - return fwnode_graph_get_next_endpoint(parent->secondary, NULL); +out_put_port_parent: + fwnode_handle_put(port_parent); + return ep; } EXPORT_SYMBOL_GPL(fwnode_graph_get_next_endpoint); diff --git a/drivers/base/test/test_async_driver_probe.c b/drivers/base/test/test_async_driver_probe.c index 4d1976ca5072..929410d0dd6f 100644 --- a/drivers/base/test/test_async_driver_probe.c +++ b/drivers/base/test/test_async_driver_probe.c @@ -145,7 +145,7 @@ static int __init test_async_probe_init(void) calltime = ktime_get(); for_each_online_cpu(cpu) { nid = cpu_to_node(cpu); - pdev = &sync_dev[sync_id]; + pdev = &async_dev[async_id]; *pdev = test_platform_device_register_node("test_async_driver", async_id, diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index 4cea3b08087e..2f1a92509271 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -2400,6 +2400,8 @@ static void pkt_submit_bio(struct bio *bio) struct bio *split; bio = bio_split_to_limits(bio); + if (!bio) + return; pkt_dbg(2, pd, "start = %6llx stop = %6llx\n", (unsigned long long)bio->bi_iter.bi_sector, diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c index 78334da74d8b..5eb8c7855970 100644 --- a/drivers/block/rnbd/rnbd-clt.c +++ b/drivers/block/rnbd/rnbd-clt.c @@ -1440,7 +1440,7 @@ static struct rnbd_clt_dev *init_dev(struct rnbd_clt_session *sess, goto out_alloc; } - ret = ida_alloc_max(&index_ida, 1 << (MINORBITS - RNBD_PART_BITS), + ret = ida_alloc_max(&index_ida, (1 << (MINORBITS - RNBD_PART_BITS)) - 1, GFP_KERNEL); if (ret < 0) { pr_err("Failed to initialize device '%s' from session %s, allocating idr failed, err: %d\n", diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 6eddc23e49d9..bbe9cf1cae27 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -2164,10 +2164,17 @@ static void qca_serdev_shutdown(struct device *dev) int timeout = msecs_to_jiffies(CMD_TRANS_TIMEOUT_MS); struct serdev_device *serdev = to_serdev_device(dev); struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev); + struct hci_uart *hu = &qcadev->serdev_hu; + struct hci_dev *hdev = hu->hdev; + struct qca_data *qca = hu->priv; const u8 ibs_wake_cmd[] = { 0xFD }; const u8 edl_reset_soc_cmd[] = { 0x01, 0x00, 0xFC, 0x01, 0x05 }; if (qcadev->btsoc_type == QCA_QCA6390) { + if (test_bit(QCA_BT_OFF, &qca->flags) || + !test_bit(HCI_RUNNING, &hdev->flags)) + return; + serdev_device_write_flush(serdev); ret = serdev_device_write_buf(serdev, ibs_wake_cmd, sizeof(ibs_wake_cmd)); diff --git a/drivers/comedi/drivers/adv_pci1760.c b/drivers/comedi/drivers/adv_pci1760.c index fcfc2e299110..27f3890f471d 100644 --- a/drivers/comedi/drivers/adv_pci1760.c +++ b/drivers/comedi/drivers/adv_pci1760.c @@ -58,7 +58,7 @@ #define PCI1760_CMD_CLR_IMB2 0x00 /* Clears IMB2 */ #define PCI1760_CMD_SET_DO 0x01 /* Set output state */ #define PCI1760_CMD_GET_DO 0x02 /* Read output status */ -#define PCI1760_CMD_GET_STATUS 0x03 /* Read current status */ +#define PCI1760_CMD_GET_STATUS 0x07 /* Read current status */ #define PCI1760_CMD_GET_FW_VER 0x0e /* Read firmware version */ #define PCI1760_CMD_GET_HW_VER 0x0f /* Read hardware version */ #define PCI1760_CMD_SET_PWM_HI(x) (0x10 + (x) * 2) /* Set "hi" period */ diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c index c741b6431958..8a6e6b60d66f 100644 --- a/drivers/dma/dmaengine.c +++ b/drivers/dma/dmaengine.c @@ -451,7 +451,8 @@ static int dma_chan_get(struct dma_chan *chan) /* The channel is already in use, update client count */ if (chan->client_count) { __module_get(owner); - goto out; + chan->client_count++; + return 0; } if (!try_module_get(owner)) @@ -470,11 +471,11 @@ static int dma_chan_get(struct dma_chan *chan) goto err_out; } + chan->client_count++; + if (!dma_has_cap(DMA_PRIVATE, chan->device->cap_mask)) balance_ref_count(chan); -out: - chan->client_count++; return 0; err_out: 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 a183d93bd7e2..bf85aa0979ec 100644 --- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c +++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c @@ -1018,6 +1018,11 @@ static noinline void axi_chan_handle_err(struct axi_dma_chan *chan, u32 status) /* The bad descriptor currently is in the head of vc list */ vd = vchan_next_desc(&chan->vc); + if (!vd) { + dev_err(chan2dev(chan), "BUG: %s, IRQ with no descriptors\n", + axi_chan_name(chan)); + goto out; + } /* Remove the completed descriptor from issued list */ list_del(&vd->node); @@ -1032,6 +1037,7 @@ static noinline void axi_chan_handle_err(struct axi_dma_chan *chan, u32 status) /* Try to restart the controller */ axi_chan_start_first_queued(chan); +out: spin_unlock_irqrestore(&chan->vc.lock, flags); } diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c index 06f5d3783d77..29dbb0f52e18 100644 --- a/drivers/dma/idxd/device.c +++ b/drivers/dma/idxd/device.c @@ -1172,8 +1172,19 @@ static void idxd_flush_pending_descs(struct idxd_irq_entry *ie) spin_unlock(&ie->list_lock); list_for_each_entry_safe(desc, itr, &flist, list) { + struct dma_async_tx_descriptor *tx; + list_del(&desc->list); ctype = desc->completion->status ? IDXD_COMPLETE_NORMAL : IDXD_COMPLETE_ABORT; + /* + * wq is being disabled. Any remaining descriptors are + * likely to be stuck and can be dropped. callback could + * point to code that is no longer accessible, for example + * if dmatest module has been unloaded. + */ + tx = &desc->txd; + tx->callback = NULL; + tx->callback_result = NULL; idxd_dma_complete_txd(desc, ctype, true); } } @@ -1390,8 +1401,7 @@ err_res_alloc: err_irq: idxd_wq_unmap_portal(wq); err_map_portal: - rc = idxd_wq_disable(wq, false); - if (rc < 0) + if (idxd_wq_disable(wq, false)) dev_dbg(dev, "wq %s disable failed\n", dev_name(wq_confdev(wq))); err: return rc; @@ -1408,11 +1418,11 @@ void drv_disable_wq(struct idxd_wq *wq) dev_warn(dev, "Clients has claim on wq %d: %d\n", wq->id, idxd_wq_refcount(wq)); - idxd_wq_free_resources(wq); idxd_wq_unmap_portal(wq); idxd_wq_drain(wq); idxd_wq_free_irq(wq); idxd_wq_reset(wq); + idxd_wq_free_resources(wq); percpu_ref_exit(&wq->wq_active); wq->type = IDXD_WQT_NONE; wq->client_count = 0; diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index fbea5f62dd98..b926abe4fa43 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -1521,10 +1521,12 @@ static struct sdma_desc *sdma_transfer_init(struct sdma_channel *sdmac, sdma_config_ownership(sdmac, false, true, false); if (sdma_load_context(sdmac)) - goto err_desc_out; + goto err_bd_out; return desc; +err_bd_out: + sdma_free_bd(desc); err_desc_out: kfree(desc); err_out: diff --git a/drivers/dma/lgm/lgm-dma.c b/drivers/dma/lgm/lgm-dma.c index 9b9184f964be..1709d159af7e 100644 --- a/drivers/dma/lgm/lgm-dma.c +++ b/drivers/dma/lgm/lgm-dma.c @@ -914,7 +914,7 @@ static void ldma_dev_init(struct ldma_dev *d) } } -static int ldma_cfg_init(struct ldma_dev *d) +static int ldma_parse_dt(struct ldma_dev *d) { struct fwnode_handle *fwnode = dev_fwnode(d->dev); struct ldma_port *p; @@ -1661,10 +1661,6 @@ static int intel_ldma_probe(struct platform_device *pdev) p->ldev = d; } - ret = ldma_cfg_init(d); - if (ret) - return ret; - dma_dev->dev = &pdev->dev; ch_mask = (unsigned long)d->channels_mask; @@ -1675,6 +1671,10 @@ static int intel_ldma_probe(struct platform_device *pdev) ldma_dma_init_v3X(j, d); } + ret = ldma_parse_dt(d); + if (ret) + return ret; + dma_dev->device_alloc_chan_resources = ldma_alloc_chan_resources; dma_dev->device_free_chan_resources = ldma_free_chan_resources; dma_dev->device_terminate_all = ldma_terminate_all; diff --git a/drivers/dma/ptdma/ptdma-dev.c b/drivers/dma/ptdma/ptdma-dev.c index 377da23012ac..a2bf13ff18b6 100644 --- a/drivers/dma/ptdma/ptdma-dev.c +++ b/drivers/dma/ptdma/ptdma-dev.c @@ -71,12 +71,13 @@ static int pt_core_execute_cmd(struct ptdma_desc *desc, struct pt_cmd_queue *cmd bool soc = FIELD_GET(DWORD0_SOC, desc->dw0); u8 *q_desc = (u8 *)&cmd_q->qbase[cmd_q->qidx]; u32 tail; + unsigned long flags; if (soc) { desc->dw0 |= FIELD_PREP(DWORD0_IOC, desc->dw0); desc->dw0 &= ~DWORD0_SOC; } - mutex_lock(&cmd_q->q_mutex); + spin_lock_irqsave(&cmd_q->q_lock, flags); /* Copy 32-byte command descriptor to hw queue. */ memcpy(q_desc, desc, 32); @@ -91,7 +92,7 @@ static int pt_core_execute_cmd(struct ptdma_desc *desc, struct pt_cmd_queue *cmd /* Turn the queue back on using our cached control register */ pt_start_queue(cmd_q); - mutex_unlock(&cmd_q->q_mutex); + spin_unlock_irqrestore(&cmd_q->q_lock, flags); return 0; } @@ -199,7 +200,7 @@ int pt_core_init(struct pt_device *pt) cmd_q->pt = pt; cmd_q->dma_pool = dma_pool; - mutex_init(&cmd_q->q_mutex); + spin_lock_init(&cmd_q->q_lock); /* Page alignment satisfies our needs for N <= 128 */ cmd_q->qsize = Q_SIZE(Q_DESC_SIZE); diff --git a/drivers/dma/ptdma/ptdma.h b/drivers/dma/ptdma/ptdma.h index d093c43b7d13..21b4bf895200 100644 --- a/drivers/dma/ptdma/ptdma.h +++ b/drivers/dma/ptdma/ptdma.h @@ -196,7 +196,7 @@ struct pt_cmd_queue { struct ptdma_desc *qbase; /* Aligned queue start address (per requirement) */ - struct mutex q_mutex ____cacheline_aligned; + spinlock_t q_lock ____cacheline_aligned; unsigned int qidx; unsigned int qsize; diff --git a/drivers/dma/qcom/gpi.c b/drivers/dma/qcom/gpi.c index 061add832295..59a36cbf9b5f 100644 --- a/drivers/dma/qcom/gpi.c +++ b/drivers/dma/qcom/gpi.c @@ -1756,6 +1756,7 @@ static int gpi_create_spi_tre(struct gchan *chan, struct gpi_desc *desc, tre->dword[3] = u32_encode_bits(TRE_TYPE_GO, TRE_FLAGS_TYPE); if (spi->cmd == SPI_RX) { tre->dword[3] |= u32_encode_bits(1, TRE_FLAGS_IEOB); + tre->dword[3] |= u32_encode_bits(1, TRE_FLAGS_LINK); } else if (spi->cmd == SPI_TX) { tre->dword[3] |= u32_encode_bits(1, TRE_FLAGS_CHAIN); } else { /* SPI_DUPLEX */ diff --git a/drivers/dma/tegra186-gpc-dma.c b/drivers/dma/tegra186-gpc-dma.c index 1d1180db6d4e..8f67f453a492 100644 --- a/drivers/dma/tegra186-gpc-dma.c +++ b/drivers/dma/tegra186-gpc-dma.c @@ -711,6 +711,7 @@ static int tegra_dma_terminate_all(struct dma_chan *dc) return err; } + vchan_terminate_vdesc(&tdc->dma_desc->vd); tegra_dma_disable(tdc); tdc->dma_desc = NULL; } diff --git a/drivers/dma/tegra210-adma.c b/drivers/dma/tegra210-adma.c index ae39b52012b2..79da93cc77b6 100644 --- a/drivers/dma/tegra210-adma.c +++ b/drivers/dma/tegra210-adma.c @@ -221,7 +221,7 @@ static int tegra_adma_init(struct tegra_adma *tdma) int ret; /* Clear any interrupts */ - tdma_write(tdma, tdma->cdata->global_int_clear, 0x1); + tdma_write(tdma, tdma->cdata->ch_base_offset + tdma->cdata->global_int_clear, 0x1); /* Assert soft reset */ tdma_write(tdma, ADMA_GLOBAL_SOFT_RESET, 0x1); diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index ce8b80bb34d7..4c62274e0b33 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -762,11 +762,12 @@ static void udma_decrement_byte_counters(struct udma_chan *uc, u32 val) if (uc->desc->dir == DMA_DEV_TO_MEM) { udma_rchanrt_write(uc, UDMA_CHAN_RT_BCNT_REG, val); udma_rchanrt_write(uc, UDMA_CHAN_RT_SBCNT_REG, val); - udma_rchanrt_write(uc, UDMA_CHAN_RT_PEER_BCNT_REG, val); + if (uc->config.ep_type != PSIL_EP_NATIVE) + udma_rchanrt_write(uc, UDMA_CHAN_RT_PEER_BCNT_REG, val); } else { udma_tchanrt_write(uc, UDMA_CHAN_RT_BCNT_REG, val); udma_tchanrt_write(uc, UDMA_CHAN_RT_SBCNT_REG, val); - if (!uc->bchan) + if (!uc->bchan && uc->config.ep_type != PSIL_EP_NATIVE) udma_tchanrt_write(uc, UDMA_CHAN_RT_PEER_BCNT_REG, val); } } diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c index a8d23cdf883e..ac09f0e5f58d 100644 --- a/drivers/dma/xilinx/xilinx_dma.c +++ b/drivers/dma/xilinx/xilinx_dma.c @@ -3143,8 +3143,10 @@ static int xilinx_dma_probe(struct platform_device *pdev) /* Initialize the channels */ for_each_child_of_node(node, child) { err = xilinx_dma_child_probe(xdev, child); - if (err < 0) + if (err < 0) { + of_node_put(child); goto error; + } } if (xdev->dma_config->dmatype == XDMA_TYPE_VDMA) { diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index f818d00bb2c6..ffdad59ec81f 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -910,6 +910,8 @@ static int do_xfer(const struct scmi_protocol_handle *ph, xfer->hdr.protocol_id, xfer->hdr.seq, xfer->hdr.poll_completion); + /* Clear any stale status */ + xfer->hdr.status = SCMI_SUCCESS; xfer->state = SCMI_XFER_SENT_OK; /* * Even though spinlocking is not needed here since no race is possible diff --git a/drivers/firmware/arm_scmi/shmem.c b/drivers/firmware/arm_scmi/shmem.c index 1dfe534b8518..87b4f4d35f06 100644 --- a/drivers/firmware/arm_scmi/shmem.c +++ b/drivers/firmware/arm_scmi/shmem.c @@ -81,10 +81,11 @@ u32 shmem_read_header(struct scmi_shared_mem __iomem *shmem) void shmem_fetch_response(struct scmi_shared_mem __iomem *shmem, struct scmi_xfer *xfer) { + size_t len = ioread32(&shmem->length); + xfer->hdr.status = ioread32(shmem->msg_payload); /* Skip the length of header and status in shmem area i.e 8 bytes */ - xfer->rx.len = min_t(size_t, xfer->rx.len, - ioread32(&shmem->length) - 8); + xfer->rx.len = min_t(size_t, xfer->rx.len, len > 8 ? len - 8 : 0); /* Take a copy to the rx buffer.. */ memcpy_fromio(xfer->rx.buf, shmem->msg_payload + 4, xfer->rx.len); @@ -93,8 +94,10 @@ void shmem_fetch_response(struct scmi_shared_mem __iomem *shmem, void shmem_fetch_notification(struct scmi_shared_mem __iomem *shmem, size_t max_len, struct scmi_xfer *xfer) { + size_t len = ioread32(&shmem->length); + /* Skip only the length of header in shmem area i.e 4 bytes */ - xfer->rx.len = min_t(size_t, max_len, ioread32(&shmem->length) - 4); + xfer->rx.len = min_t(size_t, max_len, len > 4 ? len - 4 : 0); /* Take a copy to the rx buffer.. */ memcpy_fromio(xfer->rx.buf, shmem->msg_payload, xfer->rx.len); diff --git a/drivers/firmware/arm_scmi/virtio.c b/drivers/firmware/arm_scmi/virtio.c index 33c9b81a55cd..1db975c08896 100644 --- a/drivers/firmware/arm_scmi/virtio.c +++ b/drivers/firmware/arm_scmi/virtio.c @@ -160,7 +160,6 @@ static void scmi_vio_channel_cleanup_sync(struct scmi_vio_channel *vioch) } vioch->shutdown_done = &vioch_shutdown_done; - virtio_break_device(vioch->vqueue->vdev); if (!vioch->is_rx && vioch->deferred_tx_wq) /* Cannot be kicked anymore after this...*/ vioch->deferred_tx_wq = NULL; @@ -482,6 +481,12 @@ static int virtio_chan_free(int id, void *p, void *data) struct scmi_chan_info *cinfo = p; struct scmi_vio_channel *vioch = cinfo->transport_info; + /* + * Break device to inhibit further traffic flowing while shutting down + * the channels: doing it later holding vioch->lock creates unsafe + * locking dependency chains as reported by LOCKDEP. + */ + virtio_break_device(vioch->vqueue->vdev); scmi_vio_channel_cleanup_sync(vioch); scmi_free_channel(cinfo, data, id); diff --git a/drivers/firmware/google/gsmi.c b/drivers/firmware/google/gsmi.c index 4e2575dfeb90..871bedf533a8 100644 --- a/drivers/firmware/google/gsmi.c +++ b/drivers/firmware/google/gsmi.c @@ -361,9 +361,10 @@ static efi_status_t gsmi_get_variable(efi_char16_t *name, memcpy(data, gsmi_dev.data_buf->start, *data_size); /* All variables are have the following attributes */ - *attr = EFI_VARIABLE_NON_VOLATILE | - EFI_VARIABLE_BOOTSERVICE_ACCESS | - EFI_VARIABLE_RUNTIME_ACCESS; + if (attr) + *attr = EFI_VARIABLE_NON_VOLATILE | + EFI_VARIABLE_BOOTSERVICE_ACCESS | + EFI_VARIABLE_RUNTIME_ACCESS; } spin_unlock_irqrestore(&gsmi_dev.lock, flags); diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c index d5626c572d24..6f673b2f2a1b 100644 --- a/drivers/gpio/gpio-mxc.c +++ b/drivers/gpio/gpio-mxc.c @@ -18,6 +18,7 @@ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/slab.h> +#include <linux/spinlock.h> #include <linux/syscore_ops.h> #include <linux/gpio/driver.h> #include <linux/of.h> @@ -159,6 +160,7 @@ static int gpio_set_irq_type(struct irq_data *d, u32 type) { struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); struct mxc_gpio_port *port = gc->private; + unsigned long flags; u32 bit, val; u32 gpio_idx = d->hwirq; int edge; @@ -197,6 +199,8 @@ static int gpio_set_irq_type(struct irq_data *d, u32 type) return -EINVAL; } + raw_spin_lock_irqsave(&port->gc.bgpio_lock, flags); + if (GPIO_EDGE_SEL >= 0) { val = readl(port->base + GPIO_EDGE_SEL); if (edge == GPIO_INT_BOTH_EDGES) @@ -217,15 +221,20 @@ static int gpio_set_irq_type(struct irq_data *d, u32 type) writel(1 << gpio_idx, port->base + GPIO_ISR); port->pad_type[gpio_idx] = type; - return 0; + raw_spin_unlock_irqrestore(&port->gc.bgpio_lock, flags); + + return port->gc.direction_input(&port->gc, gpio_idx); } static void mxc_flip_edge(struct mxc_gpio_port *port, u32 gpio) { void __iomem *reg = port->base; + unsigned long flags; u32 bit, val; int edge; + raw_spin_lock_irqsave(&port->gc.bgpio_lock, flags); + reg += GPIO_ICR1 + ((gpio & 0x10) >> 2); /* lower or upper register */ bit = gpio & 0xf; val = readl(reg); @@ -243,6 +252,8 @@ static void mxc_flip_edge(struct mxc_gpio_port *port, u32 gpio) return; } writel(val | (edge << (bit << 1)), reg); + + raw_spin_unlock_irqrestore(&port->gc.bgpio_lock, flags); } /* handle 32 interrupts in one status register */ diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index bed0380c5136..9ef0f5641b52 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -385,7 +385,7 @@ err: } static bool acpi_gpio_irq_is_wake(struct device *parent, - struct acpi_resource_gpio *agpio) + const struct acpi_resource_gpio *agpio) { unsigned int pin = agpio->pin_table[0]; @@ -778,7 +778,7 @@ static int acpi_populate_gpio_lookup(struct acpi_resource *ares, void *data) lookup->info.pin_config = agpio->pin_config; lookup->info.debounce = agpio->debounce_timeout; lookup->info.gpioint = gpioint; - lookup->info.wake_capable = agpio->wake_capable == ACPI_WAKE_CAPABLE; + lookup->info.wake_capable = acpi_gpio_irq_is_wake(&lookup->info.adev->dev, agpio); /* * Polarity and triggering are only specified for GpioInt @@ -1623,6 +1623,19 @@ static const struct dmi_system_id gpiolib_acpi_quirks[] __initconst = { .ignore_interrupt = "AMDI0030:00@18", }, }, + { + /* + * Spurious wakeups from TP_ATTN# pin + * Found in BIOS 1.7.8 + * https://gitlab.freedesktop.org/drm/amd/-/issues/1722#note_1720627 + */ + .matches = { + DMI_MATCH(DMI_BOARD_NAME, "NL5xRU"), + }, + .driver_data = &(struct acpi_gpiolib_dmi_quirk) { + .ignore_wake = "ELAN0415:00@9", + }, + }, {} /* Terminating entry */ }; diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 7771a19008c6..bbeeb6dde7ae 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -288,39 +288,6 @@ static const u8 dg2_xcs_offsets[] = { END }; -static const u8 mtl_xcs_offsets[] = { - NOP(1), - LRI(13, POSTED), - REG16(0x244), - REG(0x034), - REG(0x030), - REG(0x038), - REG(0x03c), - REG(0x168), - REG(0x140), - REG(0x110), - REG(0x1c0), - REG(0x1c4), - REG(0x1c8), - REG(0x180), - REG16(0x2b4), - NOP(4), - - NOP(1), - LRI(9, POSTED), - REG16(0x3a8), - REG16(0x28c), - REG16(0x288), - REG16(0x284), - REG16(0x280), - REG16(0x27c), - REG16(0x278), - REG16(0x274), - REG16(0x270), - - END -}; - static const u8 gen8_rcs_offsets[] = { NOP(1), LRI(14, POSTED), @@ -739,9 +706,7 @@ static const u8 *reg_offsets(const struct intel_engine_cs *engine) else return gen8_rcs_offsets; } else { - if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 70)) - return mtl_xcs_offsets; - else if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) + if (GRAPHICS_VER_FULL(engine->i915) >= IP_VER(12, 55)) return dg2_xcs_offsets; else if (GRAPHICS_VER(engine->i915) >= 12) return gen12_xcs_offsets; diff --git a/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c b/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c index 310fb83c527e..2990dd4d4a0d 100644 --- a/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c +++ b/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c @@ -28,8 +28,7 @@ struct intel_engine_cs *intel_selftest_find_any_engine(struct intel_gt *gt) int intel_selftest_modify_policy(struct intel_engine_cs *engine, struct intel_selftest_saved_policy *saved, - u32 modify_type) - + enum selftest_scheduler_modify modify_type) { int err; diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_client.c b/drivers/hid/amd-sfh-hid/amd_sfh_client.c index ab125f79408f..1fb0f7105fb2 100644 --- a/drivers/hid/amd-sfh-hid/amd_sfh_client.c +++ b/drivers/hid/amd-sfh-hid/amd_sfh_client.c @@ -282,7 +282,7 @@ int amd_sfh_hid_client_init(struct amd_mp2_dev *privdata) } rc = mp2_ops->get_rep_desc(cl_idx, cl_data->report_descr[i]); if (rc) - return rc; + goto cleanup; mp2_ops->start(privdata, info); status = amd_sfh_wait_for_response (privdata, cl_data->sensor_idx[i], SENSOR_ENABLED); diff --git a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c index 4da2f9f62aba..a1d6e08fab7d 100644 --- a/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c +++ b/drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c @@ -160,7 +160,7 @@ static int amd_sfh1_1_hid_client_init(struct amd_mp2_dev *privdata) } rc = mp2_ops->get_rep_desc(cl_idx, cl_data->report_descr[i]); if (rc) - return rc; + goto cleanup; writel(0, privdata->mmio + AMD_P2C_MSG(0)); mp2_ops->start(privdata, info); diff --git a/drivers/hid/hid-betopff.c b/drivers/hid/hid-betopff.c index 467d789f9bc2..25ed7b9a917e 100644 --- a/drivers/hid/hid-betopff.c +++ b/drivers/hid/hid-betopff.c @@ -60,7 +60,6 @@ static int betopff_init(struct hid_device *hid) struct list_head *report_list = &hid->report_enum[HID_OUTPUT_REPORT].report_list; struct input_dev *dev; - int field_count = 0; int error; int i, j; @@ -86,19 +85,21 @@ static int betopff_init(struct hid_device *hid) * ----------------------------------------- * Do init them with default value. */ + if (report->maxfield < 4) { + hid_err(hid, "not enough fields in the report: %d\n", + report->maxfield); + return -ENODEV; + } for (i = 0; i < report->maxfield; i++) { + if (report->field[i]->report_count < 1) { + hid_err(hid, "no values in the field\n"); + return -ENODEV; + } for (j = 0; j < report->field[i]->report_count; j++) { report->field[i]->value[j] = 0x00; - field_count++; } } - if (field_count < 4) { - hid_err(hid, "not enough fields in the report: %d\n", - field_count); - return -ENODEV; - } - betopff = kzalloc(sizeof(*betopff), GFP_KERNEL); if (!betopff) return -ENOMEM; diff --git a/drivers/hid/hid-bigbenff.c b/drivers/hid/hid-bigbenff.c index e8c5e3ac9fff..e8b16665860d 100644 --- a/drivers/hid/hid-bigbenff.c +++ b/drivers/hid/hid-bigbenff.c @@ -344,6 +344,11 @@ static int bigben_probe(struct hid_device *hid, } report_list = &hid->report_enum[HID_OUTPUT_REPORT].report_list; + if (list_empty(report_list)) { + hid_err(hid, "no output report found\n"); + error = -ENODEV; + goto error_hw_stop; + } bigben->report = list_entry(report_list->next, struct hid_report, list); diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index bd47628da6be..3e1803592bd4 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -993,8 +993,8 @@ struct hid_report *hid_validate_values(struct hid_device *hid, * Validating on id 0 means we should examine the first * report in the list. */ - report = list_entry( - hid->report_enum[type].report_list.next, + report = list_first_entry_or_null( + &hid->report_enum[type].report_list, struct hid_report, list); } else { report = hid->report_enum[type].report_id_hash[id]; diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 82713ef3aaa6..0f8c11842a3a 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -274,7 +274,6 @@ #define USB_DEVICE_ID_CH_AXIS_295 0x001c #define USB_VENDOR_ID_CHERRY 0x046a -#define USB_DEVICE_ID_CHERRY_MOUSE_000C 0x000c #define USB_DEVICE_ID_CHERRY_CYMOTION 0x0023 #define USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR 0x0027 @@ -1295,6 +1294,7 @@ #define USB_DEVICE_ID_UGEE_XPPEN_TABLET_G540 0x0075 #define USB_DEVICE_ID_UGEE_XPPEN_TABLET_G640 0x0094 #define USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO01 0x0042 +#define USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO01_V2 0x0905 #define USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO_L 0x0935 #define USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO_PRO_S 0x0909 #define USB_DEVICE_ID_UGEE_XPPEN_TABLET_STAR06 0x0078 diff --git a/drivers/hid/hid-playstation.c b/drivers/hid/hid-playstation.c index f399bf0d3c8c..27c40894acab 100644 --- a/drivers/hid/hid-playstation.c +++ b/drivers/hid/hid-playstation.c @@ -944,6 +944,7 @@ ATTRIBUTE_GROUPS(ps_device); static int dualsense_get_calibration_data(struct dualsense *ds) { + struct hid_device *hdev = ds->base.hdev; short gyro_pitch_bias, gyro_pitch_plus, gyro_pitch_minus; short gyro_yaw_bias, gyro_yaw_plus, gyro_yaw_minus; short gyro_roll_bias, gyro_roll_plus, gyro_roll_minus; @@ -954,6 +955,7 @@ static int dualsense_get_calibration_data(struct dualsense *ds) int speed_2x; int range_2g; int ret = 0; + int i; uint8_t *buf; buf = kzalloc(DS_FEATURE_REPORT_CALIBRATION_SIZE, GFP_KERNEL); @@ -1006,6 +1008,21 @@ static int dualsense_get_calibration_data(struct dualsense *ds) ds->gyro_calib_data[2].sens_denom = gyro_roll_plus - gyro_roll_minus; /* + * Sanity check gyro calibration data. This is needed to prevent crashes + * during report handling of virtual, clone or broken devices not implementing + * calibration data properly. + */ + for (i = 0; i < ARRAY_SIZE(ds->gyro_calib_data); i++) { + if (ds->gyro_calib_data[i].sens_denom == 0) { + hid_warn(hdev, "Invalid gyro calibration data for axis (%d), disabling calibration.", + ds->gyro_calib_data[i].abs_code); + ds->gyro_calib_data[i].bias = 0; + ds->gyro_calib_data[i].sens_numer = DS_GYRO_RANGE; + ds->gyro_calib_data[i].sens_denom = S16_MAX; + } + } + + /* * Set accelerometer calibration and normalization parameters. * Data values will be normalized to 1/DS_ACC_RES_PER_G g. */ @@ -1027,6 +1044,21 @@ static int dualsense_get_calibration_data(struct dualsense *ds) ds->accel_calib_data[2].sens_numer = 2*DS_ACC_RES_PER_G; ds->accel_calib_data[2].sens_denom = range_2g; + /* + * Sanity check accelerometer calibration data. This is needed to prevent crashes + * during report handling of virtual, clone or broken devices not implementing calibration + * data properly. + */ + for (i = 0; i < ARRAY_SIZE(ds->accel_calib_data); i++) { + if (ds->accel_calib_data[i].sens_denom == 0) { + hid_warn(hdev, "Invalid accelerometer calibration data for axis (%d), disabling calibration.", + ds->accel_calib_data[i].abs_code); + ds->accel_calib_data[i].bias = 0; + ds->accel_calib_data[i].sens_numer = DS_ACC_RANGE; + ds->accel_calib_data[i].sens_denom = S16_MAX; + } + } + err_free: kfree(buf); return ret; @@ -1737,6 +1769,7 @@ static int dualshock4_get_calibration_data(struct dualshock4 *ds4) int speed_2x; int range_2g; int ret = 0; + int i; uint8_t *buf; if (ds4->base.hdev->bus == BUS_USB) { @@ -1831,6 +1864,21 @@ static int dualshock4_get_calibration_data(struct dualshock4 *ds4) ds4->gyro_calib_data[2].sens_denom = gyro_roll_plus - gyro_roll_minus; /* + * Sanity check gyro calibration data. This is needed to prevent crashes + * during report handling of virtual, clone or broken devices not implementing + * calibration data properly. + */ + for (i = 0; i < ARRAY_SIZE(ds4->gyro_calib_data); i++) { + if (ds4->gyro_calib_data[i].sens_denom == 0) { + hid_warn(hdev, "Invalid gyro calibration data for axis (%d), disabling calibration.", + ds4->gyro_calib_data[i].abs_code); + ds4->gyro_calib_data[i].bias = 0; + ds4->gyro_calib_data[i].sens_numer = DS4_GYRO_RANGE; + ds4->gyro_calib_data[i].sens_denom = S16_MAX; + } + } + + /* * Set accelerometer calibration and normalization parameters. * Data values will be normalized to 1/DS4_ACC_RES_PER_G g. */ @@ -1852,6 +1900,21 @@ static int dualshock4_get_calibration_data(struct dualshock4 *ds4) ds4->accel_calib_data[2].sens_numer = 2*DS4_ACC_RES_PER_G; ds4->accel_calib_data[2].sens_denom = range_2g; + /* + * Sanity check accelerometer calibration data. This is needed to prevent crashes + * during report handling of virtual, clone or broken devices not implementing calibration + * data properly. + */ + for (i = 0; i < ARRAY_SIZE(ds4->accel_calib_data); i++) { + if (ds4->accel_calib_data[i].sens_denom == 0) { + hid_warn(hdev, "Invalid accelerometer calibration data for axis (%d), disabling calibration.", + ds4->accel_calib_data[i].abs_code); + ds4->accel_calib_data[i].bias = 0; + ds4->accel_calib_data[i].sens_numer = DS4_ACC_RANGE; + ds4->accel_calib_data[i].sens_denom = S16_MAX; + } + } + err_free: kfree(buf); return ret; diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c index 0e9702c7f7d6..be3ad02573de 100644 --- a/drivers/hid/hid-quirks.c +++ b/drivers/hid/hid-quirks.c @@ -54,7 +54,6 @@ static const struct hid_device_id hid_quirks[] = { { HID_USB_DEVICE(USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_FLIGHT_SIM_YOKE), HID_QUIRK_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_PRO_PEDALS), HID_QUIRK_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_PRO_THROTTLE), HID_QUIRK_NOGET }, - { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_MOUSE_000C), HID_QUIRK_ALWAYS_POLL }, { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_K65RGB), HID_QUIRK_NO_INIT_REPORTS }, { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_K65RGB_RAPIDFIRE), HID_QUIRK_NO_INIT_REPORTS | HID_QUIRK_ALWAYS_POLL }, { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_K70RGB), HID_QUIRK_NO_INIT_REPORTS }, diff --git a/drivers/hid/hid-uclogic-core.c b/drivers/hid/hid-uclogic-core.c index 7fa6fe04f1b2..cfbbc39807a6 100644 --- a/drivers/hid/hid-uclogic-core.c +++ b/drivers/hid/hid-uclogic-core.c @@ -526,6 +526,8 @@ static const struct hid_device_id uclogic_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO01) }, { HID_USB_DEVICE(USB_VENDOR_ID_UGEE, + USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO01_V2) }, + { HID_USB_DEVICE(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO_L) }, { HID_USB_DEVICE(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO_PRO_S) }, diff --git a/drivers/hid/hid-uclogic-params.c b/drivers/hid/hid-uclogic-params.c index cd1233d7e253..3c5eea3df328 100644 --- a/drivers/hid/hid-uclogic-params.c +++ b/drivers/hid/hid-uclogic-params.c @@ -1656,6 +1656,8 @@ int uclogic_params_init(struct uclogic_params *params, case VID_PID(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_PARBLO_A610_PRO): case VID_PID(USB_VENDOR_ID_UGEE, + USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO01_V2): + case VID_PID(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO_L): case VID_PID(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO_PRO_S): diff --git a/drivers/hid/intel-ish-hid/ishtp/dma-if.c b/drivers/hid/intel-ish-hid/ishtp/dma-if.c index 40554c8daca0..00046cbfd4ed 100644 --- a/drivers/hid/intel-ish-hid/ishtp/dma-if.c +++ b/drivers/hid/intel-ish-hid/ishtp/dma-if.c @@ -104,6 +104,11 @@ void *ishtp_cl_get_dma_send_buf(struct ishtp_device *dev, int required_slots = (size / DMA_SLOT_SIZE) + 1 * (size % DMA_SLOT_SIZE != 0); + if (!dev->ishtp_dma_tx_map) { + dev_err(dev->devc, "Fail to allocate Tx map\n"); + return NULL; + } + spin_lock_irqsave(&dev->ishtp_dma_tx_lock, flags); for (i = 0; i <= (dev->ishtp_dma_num_slots - required_slots); i++) { free = 1; @@ -150,6 +155,11 @@ void ishtp_cl_release_dma_acked_mem(struct ishtp_device *dev, return; } + if (!dev->ishtp_dma_tx_map) { + dev_err(dev->devc, "Fail to allocate Tx map\n"); + return; + } + i = (msg_addr - dev->ishtp_host_dma_tx_buf) / DMA_SLOT_SIZE; spin_lock_irqsave(&dev->ishtp_dma_tx_lock, flags); for (j = 0; j < acked_slots; j++) { diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 26b021f43ba4..11b1c1603aeb 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -2957,15 +2957,18 @@ EXPORT_SYMBOL(__rdma_block_iter_start); bool __rdma_block_iter_next(struct ib_block_iter *biter) { unsigned int block_offset; + unsigned int sg_delta; if (!biter->__sg_nents || !biter->__sg) return false; biter->__dma_addr = sg_dma_address(biter->__sg) + biter->__sg_advance; block_offset = biter->__dma_addr & (BIT_ULL(biter->__pg_bit) - 1); - biter->__sg_advance += BIT_ULL(biter->__pg_bit) - block_offset; + sg_delta = BIT_ULL(biter->__pg_bit) - block_offset; - if (biter->__sg_advance >= sg_dma_len(biter->__sg)) { + if (sg_dma_len(biter->__sg) - biter->__sg_advance > sg_delta) { + biter->__sg_advance += sg_delta; + } else { biter->__sg_advance = 0; biter->__sg = sg_next(biter->__sg); biter->__sg_nents--; diff --git a/drivers/infiniband/hw/hfi1/user_exp_rcv.c b/drivers/infiniband/hw/hfi1/user_exp_rcv.c index 186d30291260..b02f2f0809c8 100644 --- a/drivers/infiniband/hw/hfi1/user_exp_rcv.c +++ b/drivers/infiniband/hw/hfi1/user_exp_rcv.c @@ -23,18 +23,25 @@ static void cacheless_tid_rb_remove(struct hfi1_filedata *fdata, static bool tid_rb_invalidate(struct mmu_interval_notifier *mni, const struct mmu_notifier_range *range, unsigned long cur_seq); +static bool tid_cover_invalidate(struct mmu_interval_notifier *mni, + const struct mmu_notifier_range *range, + unsigned long cur_seq); static int program_rcvarray(struct hfi1_filedata *fd, struct tid_user_buf *, struct tid_group *grp, unsigned int start, u16 count, u32 *tidlist, unsigned int *tididx, unsigned int *pmapped); -static int unprogram_rcvarray(struct hfi1_filedata *fd, u32 tidinfo, - struct tid_group **grp); +static int unprogram_rcvarray(struct hfi1_filedata *fd, u32 tidinfo); +static void __clear_tid_node(struct hfi1_filedata *fd, + struct tid_rb_node *node); static void clear_tid_node(struct hfi1_filedata *fd, struct tid_rb_node *node); static const struct mmu_interval_notifier_ops tid_mn_ops = { .invalidate = tid_rb_invalidate, }; +static const struct mmu_interval_notifier_ops tid_cover_ops = { + .invalidate = tid_cover_invalidate, +}; /* * Initialize context and file private data needed for Expected @@ -253,53 +260,65 @@ int hfi1_user_exp_rcv_setup(struct hfi1_filedata *fd, tididx = 0, mapped, mapped_pages = 0; u32 *tidlist = NULL; struct tid_user_buf *tidbuf; + unsigned long mmu_seq = 0; if (!PAGE_ALIGNED(tinfo->vaddr)) return -EINVAL; + if (tinfo->length == 0) + return -EINVAL; tidbuf = kzalloc(sizeof(*tidbuf), GFP_KERNEL); if (!tidbuf) return -ENOMEM; + mutex_init(&tidbuf->cover_mutex); tidbuf->vaddr = tinfo->vaddr; tidbuf->length = tinfo->length; tidbuf->psets = kcalloc(uctxt->expected_count, sizeof(*tidbuf->psets), GFP_KERNEL); if (!tidbuf->psets) { - kfree(tidbuf); - return -ENOMEM; + ret = -ENOMEM; + goto fail_release_mem; + } + + if (fd->use_mn) { + ret = mmu_interval_notifier_insert( + &tidbuf->notifier, current->mm, + tidbuf->vaddr, tidbuf->npages * PAGE_SIZE, + &tid_cover_ops); + if (ret) + goto fail_release_mem; + mmu_seq = mmu_interval_read_begin(&tidbuf->notifier); } pinned = pin_rcv_pages(fd, tidbuf); if (pinned <= 0) { - kfree(tidbuf->psets); - kfree(tidbuf); - return pinned; + ret = (pinned < 0) ? pinned : -ENOSPC; + goto fail_unpin; } /* Find sets of physically contiguous pages */ tidbuf->n_psets = find_phys_blocks(tidbuf, pinned); - /* - * We don't need to access this under a lock since tid_used is per - * process and the same process cannot be in hfi1_user_exp_rcv_clear() - * and hfi1_user_exp_rcv_setup() at the same time. - */ + /* Reserve the number of expected tids to be used. */ spin_lock(&fd->tid_lock); if (fd->tid_used + tidbuf->n_psets > fd->tid_limit) pageset_count = fd->tid_limit - fd->tid_used; else pageset_count = tidbuf->n_psets; + fd->tid_used += pageset_count; spin_unlock(&fd->tid_lock); - if (!pageset_count) - goto bail; + if (!pageset_count) { + ret = -ENOSPC; + goto fail_unreserve; + } ngroups = pageset_count / dd->rcv_entries.group_size; tidlist = kcalloc(pageset_count, sizeof(*tidlist), GFP_KERNEL); if (!tidlist) { ret = -ENOMEM; - goto nomem; + goto fail_unreserve; } tididx = 0; @@ -395,43 +414,78 @@ int hfi1_user_exp_rcv_setup(struct hfi1_filedata *fd, } unlock: mutex_unlock(&uctxt->exp_mutex); -nomem: hfi1_cdbg(TID, "total mapped: tidpairs:%u pages:%u (%d)", tididx, mapped_pages, ret); - if (tididx) { - spin_lock(&fd->tid_lock); - fd->tid_used += tididx; - spin_unlock(&fd->tid_lock); - tinfo->tidcnt = tididx; - tinfo->length = mapped_pages * PAGE_SIZE; - - if (copy_to_user(u64_to_user_ptr(tinfo->tidlist), - tidlist, sizeof(tidlist[0]) * tididx)) { - /* - * On failure to copy to the user level, we need to undo - * everything done so far so we don't leak resources. - */ - tinfo->tidlist = (unsigned long)&tidlist; - hfi1_user_exp_rcv_clear(fd, tinfo); - tinfo->tidlist = 0; - ret = -EFAULT; - goto bail; + + /* fail if nothing was programmed, set error if none provided */ + if (tididx == 0) { + if (ret >= 0) + ret = -ENOSPC; + goto fail_unreserve; + } + + /* adjust reserved tid_used to actual count */ + spin_lock(&fd->tid_lock); + fd->tid_used -= pageset_count - tididx; + spin_unlock(&fd->tid_lock); + + /* unpin all pages not covered by a TID */ + unpin_rcv_pages(fd, tidbuf, NULL, mapped_pages, pinned - mapped_pages, + false); + + if (fd->use_mn) { + /* check for an invalidate during setup */ + bool fail = false; + + mutex_lock(&tidbuf->cover_mutex); + fail = mmu_interval_read_retry(&tidbuf->notifier, mmu_seq); + mutex_unlock(&tidbuf->cover_mutex); + + if (fail) { + ret = -EBUSY; + goto fail_unprogram; } } - /* - * If not everything was mapped (due to insufficient RcvArray entries, - * for example), unpin all unmapped pages so we can pin them nex time. - */ - if (mapped_pages != pinned) - unpin_rcv_pages(fd, tidbuf, NULL, mapped_pages, - (pinned - mapped_pages), false); -bail: + tinfo->tidcnt = tididx; + tinfo->length = mapped_pages * PAGE_SIZE; + + if (copy_to_user(u64_to_user_ptr(tinfo->tidlist), + tidlist, sizeof(tidlist[0]) * tididx)) { + ret = -EFAULT; + goto fail_unprogram; + } + + if (fd->use_mn) + mmu_interval_notifier_remove(&tidbuf->notifier); + kfree(tidbuf->pages); kfree(tidbuf->psets); + kfree(tidbuf); kfree(tidlist); + return 0; + +fail_unprogram: + /* unprogram, unmap, and unpin all allocated TIDs */ + tinfo->tidlist = (unsigned long)tidlist; + hfi1_user_exp_rcv_clear(fd, tinfo); + tinfo->tidlist = 0; + pinned = 0; /* nothing left to unpin */ + pageset_count = 0; /* nothing left reserved */ +fail_unreserve: + spin_lock(&fd->tid_lock); + fd->tid_used -= pageset_count; + spin_unlock(&fd->tid_lock); +fail_unpin: + if (fd->use_mn) + mmu_interval_notifier_remove(&tidbuf->notifier); + if (pinned > 0) + unpin_rcv_pages(fd, tidbuf, NULL, 0, pinned, false); +fail_release_mem: kfree(tidbuf->pages); + kfree(tidbuf->psets); kfree(tidbuf); - return ret > 0 ? 0 : ret; + kfree(tidlist); + return ret; } int hfi1_user_exp_rcv_clear(struct hfi1_filedata *fd, @@ -452,7 +506,7 @@ int hfi1_user_exp_rcv_clear(struct hfi1_filedata *fd, mutex_lock(&uctxt->exp_mutex); for (tididx = 0; tididx < tinfo->tidcnt; tididx++) { - ret = unprogram_rcvarray(fd, tidinfo[tididx], NULL); + ret = unprogram_rcvarray(fd, tidinfo[tididx]); if (ret) { hfi1_cdbg(TID, "Failed to unprogram rcv array %d", ret); @@ -706,6 +760,7 @@ static int set_rcvarray_entry(struct hfi1_filedata *fd, } node->fdata = fd; + mutex_init(&node->invalidate_mutex); node->phys = page_to_phys(pages[0]); node->npages = npages; node->rcventry = rcventry; @@ -721,11 +776,6 @@ static int set_rcvarray_entry(struct hfi1_filedata *fd, &tid_mn_ops); if (ret) goto out_unmap; - /* - * FIXME: This is in the wrong order, the notifier should be - * established before the pages are pinned by pin_rcv_pages. - */ - mmu_interval_read_begin(&node->notifier); } fd->entry_to_rb[node->rcventry - uctxt->expected_base] = node; @@ -745,8 +795,7 @@ out_unmap: return -EFAULT; } -static int unprogram_rcvarray(struct hfi1_filedata *fd, u32 tidinfo, - struct tid_group **grp) +static int unprogram_rcvarray(struct hfi1_filedata *fd, u32 tidinfo) { struct hfi1_ctxtdata *uctxt = fd->uctxt; struct hfi1_devdata *dd = uctxt->dd; @@ -769,9 +818,6 @@ static int unprogram_rcvarray(struct hfi1_filedata *fd, u32 tidinfo, if (!node || node->rcventry != (uctxt->expected_base + rcventry)) return -EBADF; - if (grp) - *grp = node->grp; - if (fd->use_mn) mmu_interval_notifier_remove(&node->notifier); cacheless_tid_rb_remove(fd, node); @@ -779,23 +825,34 @@ static int unprogram_rcvarray(struct hfi1_filedata *fd, u32 tidinfo, return 0; } -static void clear_tid_node(struct hfi1_filedata *fd, struct tid_rb_node *node) +static void __clear_tid_node(struct hfi1_filedata *fd, struct tid_rb_node *node) { struct hfi1_ctxtdata *uctxt = fd->uctxt; struct hfi1_devdata *dd = uctxt->dd; + mutex_lock(&node->invalidate_mutex); + if (node->freed) + goto done; + node->freed = true; + trace_hfi1_exp_tid_unreg(uctxt->ctxt, fd->subctxt, node->rcventry, node->npages, node->notifier.interval_tree.start, node->phys, node->dma_addr); - /* - * Make sure device has seen the write before we unpin the - * pages. - */ + /* Make sure device has seen the write before pages are unpinned */ hfi1_put_tid(dd, node->rcventry, PT_INVALID_FLUSH, 0, 0); unpin_rcv_pages(fd, NULL, node, 0, node->npages, true); +done: + mutex_unlock(&node->invalidate_mutex); +} + +static void clear_tid_node(struct hfi1_filedata *fd, struct tid_rb_node *node) +{ + struct hfi1_ctxtdata *uctxt = fd->uctxt; + + __clear_tid_node(fd, node); node->grp->used--; node->grp->map &= ~(1 << (node->rcventry - node->grp->base)); @@ -854,10 +911,16 @@ static bool tid_rb_invalidate(struct mmu_interval_notifier *mni, if (node->freed) return true; + /* take action only if unmapping */ + if (range->event != MMU_NOTIFY_UNMAP) + return true; + trace_hfi1_exp_tid_inval(uctxt->ctxt, fdata->subctxt, node->notifier.interval_tree.start, node->rcventry, node->npages, node->dma_addr); - node->freed = true; + + /* clear the hardware rcvarray entry */ + __clear_tid_node(fdata, node); spin_lock(&fdata->invalid_lock); if (fdata->invalid_tid_idx < uctxt->expected_count) { @@ -887,6 +950,23 @@ static bool tid_rb_invalidate(struct mmu_interval_notifier *mni, return true; } +static bool tid_cover_invalidate(struct mmu_interval_notifier *mni, + const struct mmu_notifier_range *range, + unsigned long cur_seq) +{ + struct tid_user_buf *tidbuf = + container_of(mni, struct tid_user_buf, notifier); + + /* take action only if unmapping */ + if (range->event == MMU_NOTIFY_UNMAP) { + mutex_lock(&tidbuf->cover_mutex); + mmu_interval_set_seq(mni, cur_seq); + mutex_unlock(&tidbuf->cover_mutex); + } + + return true; +} + static void cacheless_tid_rb_remove(struct hfi1_filedata *fdata, struct tid_rb_node *tnode) { diff --git a/drivers/infiniband/hw/hfi1/user_exp_rcv.h b/drivers/infiniband/hw/hfi1/user_exp_rcv.h index 8c53e416bf84..f8ee997d0050 100644 --- a/drivers/infiniband/hw/hfi1/user_exp_rcv.h +++ b/drivers/infiniband/hw/hfi1/user_exp_rcv.h @@ -16,6 +16,8 @@ struct tid_pageset { }; struct tid_user_buf { + struct mmu_interval_notifier notifier; + struct mutex cover_mutex; unsigned long vaddr; unsigned long length; unsigned int npages; @@ -27,6 +29,7 @@ struct tid_user_buf { struct tid_rb_node { struct mmu_interval_notifier notifier; struct hfi1_filedata *fdata; + struct mutex invalidate_mutex; /* covers hw removal */ unsigned long phys; struct tid_group *grp; u32 rcventry; diff --git a/drivers/infiniband/sw/rxe/rxe_param.h b/drivers/infiniband/sw/rxe/rxe_param.h index a754fc902e3d..7b41d79e72b2 100644 --- a/drivers/infiniband/sw/rxe/rxe_param.h +++ b/drivers/infiniband/sw/rxe/rxe_param.h @@ -98,11 +98,11 @@ enum rxe_device_param { RXE_MAX_SRQ = DEFAULT_MAX_VALUE - RXE_MIN_SRQ_INDEX, RXE_MIN_MR_INDEX = 0x00000001, - RXE_MAX_MR_INDEX = DEFAULT_MAX_VALUE, - RXE_MAX_MR = DEFAULT_MAX_VALUE - RXE_MIN_MR_INDEX, - RXE_MIN_MW_INDEX = 0x00010001, - RXE_MAX_MW_INDEX = 0x00020000, - RXE_MAX_MW = 0x00001000, + RXE_MAX_MR_INDEX = DEFAULT_MAX_VALUE >> 1, + RXE_MAX_MR = RXE_MAX_MR_INDEX - RXE_MIN_MR_INDEX, + RXE_MIN_MW_INDEX = RXE_MAX_MR_INDEX + 1, + RXE_MAX_MW_INDEX = DEFAULT_MAX_VALUE, + RXE_MAX_MW = RXE_MAX_MW_INDEX - RXE_MIN_MW_INDEX, RXE_MAX_PKT_PER_ACK = 64, diff --git a/drivers/infiniband/sw/rxe/rxe_pool.c b/drivers/infiniband/sw/rxe/rxe_pool.c index f50620f5a0a1..1151c0b5ccea 100644 --- a/drivers/infiniband/sw/rxe/rxe_pool.c +++ b/drivers/infiniband/sw/rxe/rxe_pool.c @@ -23,16 +23,16 @@ static const struct rxe_type_info { .size = sizeof(struct rxe_ucontext), .elem_offset = offsetof(struct rxe_ucontext, elem), .min_index = 1, - .max_index = UINT_MAX, - .max_elem = UINT_MAX, + .max_index = RXE_MAX_UCONTEXT, + .max_elem = RXE_MAX_UCONTEXT, }, [RXE_TYPE_PD] = { .name = "pd", .size = sizeof(struct rxe_pd), .elem_offset = offsetof(struct rxe_pd, elem), .min_index = 1, - .max_index = UINT_MAX, - .max_elem = UINT_MAX, + .max_index = RXE_MAX_PD, + .max_elem = RXE_MAX_PD, }, [RXE_TYPE_AH] = { .name = "ah", @@ -40,7 +40,7 @@ static const struct rxe_type_info { .elem_offset = offsetof(struct rxe_ah, elem), .min_index = RXE_MIN_AH_INDEX, .max_index = RXE_MAX_AH_INDEX, - .max_elem = RXE_MAX_AH_INDEX - RXE_MIN_AH_INDEX + 1, + .max_elem = RXE_MAX_AH, }, [RXE_TYPE_SRQ] = { .name = "srq", @@ -49,7 +49,7 @@ static const struct rxe_type_info { .cleanup = rxe_srq_cleanup, .min_index = RXE_MIN_SRQ_INDEX, .max_index = RXE_MAX_SRQ_INDEX, - .max_elem = RXE_MAX_SRQ_INDEX - RXE_MIN_SRQ_INDEX + 1, + .max_elem = RXE_MAX_SRQ, }, [RXE_TYPE_QP] = { .name = "qp", @@ -58,7 +58,7 @@ static const struct rxe_type_info { .cleanup = rxe_qp_cleanup, .min_index = RXE_MIN_QP_INDEX, .max_index = RXE_MAX_QP_INDEX, - .max_elem = RXE_MAX_QP_INDEX - RXE_MIN_QP_INDEX + 1, + .max_elem = RXE_MAX_QP, }, [RXE_TYPE_CQ] = { .name = "cq", @@ -66,8 +66,8 @@ static const struct rxe_type_info { .elem_offset = offsetof(struct rxe_cq, elem), .cleanup = rxe_cq_cleanup, .min_index = 1, - .max_index = UINT_MAX, - .max_elem = UINT_MAX, + .max_index = RXE_MAX_CQ, + .max_elem = RXE_MAX_CQ, }, [RXE_TYPE_MR] = { .name = "mr", @@ -76,7 +76,7 @@ static const struct rxe_type_info { .cleanup = rxe_mr_cleanup, .min_index = RXE_MIN_MR_INDEX, .max_index = RXE_MAX_MR_INDEX, - .max_elem = RXE_MAX_MR_INDEX - RXE_MIN_MR_INDEX + 1, + .max_elem = RXE_MAX_MR, }, [RXE_TYPE_MW] = { .name = "mw", @@ -85,7 +85,7 @@ static const struct rxe_type_info { .cleanup = rxe_mw_cleanup, .min_index = RXE_MIN_MW_INDEX, .max_index = RXE_MAX_MW_INDEX, - .max_elem = RXE_MAX_MW_INDEX - RXE_MIN_MW_INDEX + 1, + .max_elem = RXE_MAX_MW, }, }; diff --git a/drivers/interconnect/qcom/icc-rpm.c b/drivers/interconnect/qcom/icc-rpm.c index ba6781f54ab7..df3196f72536 100644 --- a/drivers/interconnect/qcom/icc-rpm.c +++ b/drivers/interconnect/qcom/icc-rpm.c @@ -488,7 +488,7 @@ int qnoc_probe(struct platform_device *pdev) } regmap_done: - ret = devm_clk_bulk_get(dev, qp->num_clks, qp->bus_clks); + ret = devm_clk_bulk_get_optional(dev, qp->num_clks, qp->bus_clks); if (ret) return ret; diff --git a/drivers/interconnect/qcom/msm8996.c b/drivers/interconnect/qcom/msm8996.c index c2903ae3b3bc..25a1a32bc611 100644 --- a/drivers/interconnect/qcom/msm8996.c +++ b/drivers/interconnect/qcom/msm8996.c @@ -33,6 +33,13 @@ static const char * const bus_a0noc_clocks[] = { "aggre0_noc_mpu_cfg" }; +static const char * const bus_a2noc_clocks[] = { + "bus", + "bus_a", + "aggre2_ufs_axi", + "ufs_axi" +}; + static const u16 mas_a0noc_common_links[] = { MSM8996_SLAVE_A0NOC_SNOC }; @@ -1806,7 +1813,7 @@ static const struct regmap_config msm8996_a0noc_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, - .max_register = 0x9000, + .max_register = 0x6000, .fast_io = true }; @@ -1830,7 +1837,7 @@ static const struct regmap_config msm8996_a1noc_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, - .max_register = 0x7000, + .max_register = 0x5000, .fast_io = true }; @@ -1851,7 +1858,7 @@ static const struct regmap_config msm8996_a2noc_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, - .max_register = 0xa000, + .max_register = 0x7000, .fast_io = true }; @@ -1859,6 +1866,8 @@ static const struct qcom_icc_desc msm8996_a2noc = { .type = QCOM_ICC_NOC, .nodes = a2noc_nodes, .num_nodes = ARRAY_SIZE(a2noc_nodes), + .clocks = bus_a2noc_clocks, + .num_clocks = ARRAY_SIZE(bus_a2noc_clocks), .regmap_cfg = &msm8996_a2noc_regmap_config }; @@ -1877,7 +1886,7 @@ static const struct regmap_config msm8996_bimc_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, - .max_register = 0x62000, + .max_register = 0x5a000, .fast_io = true }; @@ -1988,7 +1997,7 @@ static const struct regmap_config msm8996_mnoc_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, - .max_register = 0x20000, + .max_register = 0x1c000, .fast_io = true }; diff --git a/drivers/md/md.c b/drivers/md/md.c index 8af639296b3c..02b0240e7c71 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -3644,7 +3644,7 @@ EXPORT_SYMBOL_GPL(md_rdev_init); */ static struct md_rdev *md_import_device(dev_t newdev, int super_format, int super_minor) { - static struct md_rdev *claim_rdev; /* just for claiming the bdev */ + static struct md_rdev claim_rdev; /* just for claiming the bdev */ struct md_rdev *rdev; sector_t size; int err; @@ -3662,7 +3662,7 @@ static struct md_rdev *md_import_device(dev_t newdev, int super_format, int supe rdev->bdev = blkdev_get_by_dev(newdev, FMODE_READ | FMODE_WRITE | FMODE_EXCL, - super_format == -2 ? claim_rdev : rdev); + super_format == -2 ? &claim_rdev : rdev); if (IS_ERR(rdev->bdev)) { pr_warn("md: could not open device unknown-block(%u,%u).\n", MAJOR(newdev), MINOR(newdev)); diff --git a/drivers/memory/atmel-sdramc.c b/drivers/memory/atmel-sdramc.c index 9c49d00c2a96..ea6e9e1eaf04 100644 --- a/drivers/memory/atmel-sdramc.c +++ b/drivers/memory/atmel-sdramc.c @@ -47,19 +47,17 @@ static int atmel_ramc_probe(struct platform_device *pdev) caps = of_device_get_match_data(&pdev->dev); if (caps->has_ddrck) { - clk = devm_clk_get(&pdev->dev, "ddrck"); + clk = devm_clk_get_enabled(&pdev->dev, "ddrck"); if (IS_ERR(clk)) return PTR_ERR(clk); - clk_prepare_enable(clk); } if (caps->has_mpddr_clk) { - clk = devm_clk_get(&pdev->dev, "mpddr"); + clk = devm_clk_get_enabled(&pdev->dev, "mpddr"); if (IS_ERR(clk)) { pr_err("AT91 RAMC: couldn't get mpddr clock\n"); return PTR_ERR(clk); } - clk_prepare_enable(clk); } return 0; diff --git a/drivers/memory/mvebu-devbus.c b/drivers/memory/mvebu-devbus.c index 8450638e8670..efc6c08db2b7 100644 --- a/drivers/memory/mvebu-devbus.c +++ b/drivers/memory/mvebu-devbus.c @@ -280,10 +280,9 @@ static int mvebu_devbus_probe(struct platform_device *pdev) if (IS_ERR(devbus->base)) return PTR_ERR(devbus->base); - clk = devm_clk_get(&pdev->dev, NULL); + clk = devm_clk_get_enabled(&pdev->dev, NULL); if (IS_ERR(clk)) return PTR_ERR(clk); - clk_prepare_enable(clk); /* * Obtain clock period in picoseconds, diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c index 57d9f91fe89b..d78f73db37c8 100644 --- a/drivers/memory/omap-gpmc.c +++ b/drivers/memory/omap-gpmc.c @@ -1918,7 +1918,8 @@ int gpmc_cs_program_settings(int cs, struct gpmc_settings *p) } } - if (p->wait_pin > gpmc_nr_waitpins) { + if (p->wait_pin != GPMC_WAITPIN_INVALID && + p->wait_pin > gpmc_nr_waitpins) { pr_err("%s: invalid wait-pin (%d)\n", __func__, p->wait_pin); return -EINVAL; } diff --git a/drivers/memory/tegra/tegra186.c b/drivers/memory/tegra/tegra186.c index 62477e592bf5..7bb73f06fad3 100644 --- a/drivers/memory/tegra/tegra186.c +++ b/drivers/memory/tegra/tegra186.c @@ -22,32 +22,6 @@ #define MC_SID_STREAMID_SECURITY_WRITE_ACCESS_DISABLED BIT(16) #define MC_SID_STREAMID_SECURITY_OVERRIDE BIT(8) -static void tegra186_mc_program_sid(struct tegra_mc *mc) -{ - unsigned int i; - - for (i = 0; i < mc->soc->num_clients; i++) { - const struct tegra_mc_client *client = &mc->soc->clients[i]; - u32 override, security; - - override = readl(mc->regs + client->regs.sid.override); - security = readl(mc->regs + client->regs.sid.security); - - dev_dbg(mc->dev, "client %s: override: %x security: %x\n", - client->name, override, security); - - dev_dbg(mc->dev, "setting SID %u for %s\n", client->sid, - client->name); - writel(client->sid, mc->regs + client->regs.sid.override); - - override = readl(mc->regs + client->regs.sid.override); - security = readl(mc->regs + client->regs.sid.security); - - dev_dbg(mc->dev, "client %s: override: %x security: %x\n", - client->name, override, security); - } -} - static int tegra186_mc_probe(struct tegra_mc *mc) { struct platform_device *pdev = to_platform_device(mc->dev); @@ -85,8 +59,6 @@ populate: if (err < 0) return err; - tegra186_mc_program_sid(mc); - return 0; } @@ -95,13 +67,6 @@ static void tegra186_mc_remove(struct tegra_mc *mc) of_platform_depopulate(mc->dev); } -static int tegra186_mc_resume(struct tegra_mc *mc) -{ - tegra186_mc_program_sid(mc); - - return 0; -} - #if IS_ENABLED(CONFIG_IOMMU_API) static void tegra186_mc_client_sid_override(struct tegra_mc *mc, const struct tegra_mc_client *client, @@ -173,7 +138,6 @@ static int tegra186_mc_probe_device(struct tegra_mc *mc, struct device *dev) const struct tegra_mc_ops tegra186_mc_ops = { .probe = tegra186_mc_probe, .remove = tegra186_mc_remove, - .resume = tegra186_mc_resume, .probe_device = tegra186_mc_probe_device, .handle_irq = tegra30_mc_handle_irq, }; diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c index c9902a1dcf5d..5310606113fe 100644 --- a/drivers/misc/fastrpc.c +++ b/drivers/misc/fastrpc.c @@ -321,7 +321,7 @@ static void fastrpc_free_map(struct kref *ref) perm.vmid = QCOM_SCM_VMID_HLOS; perm.perm = QCOM_SCM_PERM_RWX; err = qcom_scm_assign_mem(map->phys, map->size, - &(map->fl->cctx->vmperms[0].vmid), &perm, 1); + &map->fl->cctx->perms, &perm, 1); if (err) { dev_err(map->fl->sctx->dev, "Failed to assign memory phys 0x%llx size 0x%llx err %d", map->phys, map->size, err); @@ -334,6 +334,13 @@ static void fastrpc_free_map(struct kref *ref) dma_buf_put(map->buf); } + if (map->fl) { + spin_lock(&map->fl->lock); + list_del(&map->node); + spin_unlock(&map->fl->lock); + map->fl = NULL; + } + kfree(map); } @@ -343,38 +350,41 @@ static void fastrpc_map_put(struct fastrpc_map *map) kref_put(&map->refcount, fastrpc_free_map); } -static void fastrpc_map_get(struct fastrpc_map *map) +static int fastrpc_map_get(struct fastrpc_map *map) { - if (map) - kref_get(&map->refcount); + if (!map) + return -ENOENT; + + return kref_get_unless_zero(&map->refcount) ? 0 : -ENOENT; } static int fastrpc_map_lookup(struct fastrpc_user *fl, int fd, - struct fastrpc_map **ppmap) + struct fastrpc_map **ppmap, bool take_ref) { + struct fastrpc_session_ctx *sess = fl->sctx; struct fastrpc_map *map = NULL; + int ret = -ENOENT; - mutex_lock(&fl->mutex); + spin_lock(&fl->lock); list_for_each_entry(map, &fl->maps, node) { - if (map->fd == fd) { - *ppmap = map; - mutex_unlock(&fl->mutex); - return 0; - } - } - mutex_unlock(&fl->mutex); - - return -ENOENT; -} + if (map->fd != fd) + continue; -static int fastrpc_map_find(struct fastrpc_user *fl, int fd, - struct fastrpc_map **ppmap) -{ - int ret = fastrpc_map_lookup(fl, fd, ppmap); + if (take_ref) { + ret = fastrpc_map_get(map); + if (ret) { + dev_dbg(sess->dev, "%s: Failed to get map fd=%d ret=%d\n", + __func__, fd, ret); + break; + } + } - if (!ret) - fastrpc_map_get(*ppmap); + *ppmap = map; + ret = 0; + break; + } + spin_unlock(&fl->lock); return ret; } @@ -746,7 +756,7 @@ static int fastrpc_map_create(struct fastrpc_user *fl, int fd, struct fastrpc_map *map = NULL; int err = 0; - if (!fastrpc_map_find(fl, fd, ppmap)) + if (!fastrpc_map_lookup(fl, fd, ppmap, true)) return 0; map = kzalloc(sizeof(*map), GFP_KERNEL); @@ -788,10 +798,8 @@ static int fastrpc_map_create(struct fastrpc_user *fl, int fd, * If subsystem VMIDs are defined in DTSI, then do * hyp_assign from HLOS to those VM(s) */ - unsigned int perms = BIT(QCOM_SCM_VMID_HLOS); - map->attr = attr; - err = qcom_scm_assign_mem(map->phys, (u64)map->size, &perms, + err = qcom_scm_assign_mem(map->phys, (u64)map->size, &fl->cctx->perms, fl->cctx->vmperms, fl->cctx->vmcount); if (err) { dev_err(sess->dev, "Failed to assign memory with phys 0x%llx size 0x%llx err %d", @@ -1070,7 +1078,7 @@ static int fastrpc_put_args(struct fastrpc_invoke_ctx *ctx, for (i = 0; i < FASTRPC_MAX_FDLIST; i++) { if (!fdlist[i]) break; - if (!fastrpc_map_lookup(fl, (int)fdlist[i], &mmap)) + if (!fastrpc_map_lookup(fl, (int)fdlist[i], &mmap, false)) fastrpc_map_put(mmap); } @@ -1258,10 +1266,9 @@ static int fastrpc_init_create_static_process(struct fastrpc_user *fl, /* Map if we have any heap VMIDs associated with this ADSP Static Process. */ if (fl->cctx->vmcount) { - unsigned int perms = BIT(QCOM_SCM_VMID_HLOS); - err = qcom_scm_assign_mem(fl->cctx->remote_heap->phys, - (u64)fl->cctx->remote_heap->size, &perms, + (u64)fl->cctx->remote_heap->size, + &fl->cctx->perms, fl->cctx->vmperms, fl->cctx->vmcount); if (err) { dev_err(fl->sctx->dev, "Failed to assign memory with phys 0x%llx size 0x%llx err %d", @@ -1309,7 +1316,7 @@ err_invoke: perm.perm = QCOM_SCM_PERM_RWX; err = qcom_scm_assign_mem(fl->cctx->remote_heap->phys, (u64)fl->cctx->remote_heap->size, - &(fl->cctx->vmperms[0].vmid), &perm, 1); + &fl->cctx->perms, &perm, 1); if (err) dev_err(fl->sctx->dev, "Failed to assign memory phys 0x%llx size 0x%llx err %d", fl->cctx->remote_heap->phys, fl->cctx->remote_heap->size, err); @@ -1433,12 +1440,7 @@ err_invoke: fl->init_mem = NULL; fastrpc_buf_free(imem); err_alloc: - if (map) { - spin_lock(&fl->lock); - list_del(&map->node); - spin_unlock(&fl->lock); - fastrpc_map_put(map); - } + fastrpc_map_put(map); err: kfree(args); @@ -1514,10 +1516,8 @@ static int fastrpc_device_release(struct inode *inode, struct file *file) fastrpc_context_put(ctx); } - list_for_each_entry_safe(map, m, &fl->maps, node) { - list_del(&map->node); + list_for_each_entry_safe(map, m, &fl->maps, node) fastrpc_map_put(map); - } list_for_each_entry_safe(buf, b, &fl->mmaps, node) { list_del(&buf->node); @@ -1894,12 +1894,11 @@ static int fastrpc_req_mmap(struct fastrpc_user *fl, char __user *argp) /* Add memory to static PD pool, protection thru hypervisor */ if (req.flags != ADSP_MMAP_REMOTE_HEAP_ADDR && fl->cctx->vmcount) { struct qcom_scm_vmperm perm; - int err = 0; perm.vmid = QCOM_SCM_VMID_HLOS; perm.perm = QCOM_SCM_PERM_RWX; err = qcom_scm_assign_mem(buf->phys, buf->size, - &(fl->cctx->vmperms[0].vmid), &perm, 1); + &fl->cctx->perms, &perm, 1); if (err) { dev_err(fl->sctx->dev, "Failed to assign memory phys 0x%llx size 0x%llx err %d", buf->phys, buf->size, err); diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c index 4a08b624910a..a81b890c7ee6 100644 --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -702,13 +702,15 @@ void *mei_cldev_dma_map(struct mei_cl_device *cldev, u8 buffer_id, size_t size) if (cl->state == MEI_FILE_UNINITIALIZED) { ret = mei_cl_link(cl); if (ret) - goto out; + goto notlinked; /* update pointers */ cl->cldev = cldev; } ret = mei_cl_dma_alloc_and_map(cl, NULL, buffer_id, size); -out: + if (ret) + mei_cl_unlink(cl); +notlinked: mutex_unlock(&bus->device_lock); if (ret) return ERR_PTR(ret); @@ -758,7 +760,7 @@ int mei_cldev_enable(struct mei_cl_device *cldev) if (cl->state == MEI_FILE_UNINITIALIZED) { ret = mei_cl_link(cl); if (ret) - goto out; + goto notlinked; /* update pointers */ cl->cldev = cldev; } @@ -785,6 +787,9 @@ int mei_cldev_enable(struct mei_cl_device *cldev) } out: + if (ret) + mei_cl_unlink(cl); +notlinked: mutex_unlock(&bus->device_lock); return ret; @@ -1277,7 +1282,6 @@ static void mei_cl_bus_dev_release(struct device *dev) mei_cl_flush_queues(cldev->cl, NULL); mei_me_cl_put(cldev->me_cl); mei_dev_bus_put(cldev->bus); - mei_cl_unlink(cldev->cl); kfree(cldev->cl); kfree(cldev); } diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h index 99966cd3e7d8..bdc65d50b945 100644 --- a/drivers/misc/mei/hw-me-regs.h +++ b/drivers/misc/mei/hw-me-regs.h @@ -111,6 +111,8 @@ #define MEI_DEV_ID_RPL_S 0x7A68 /* Raptor Lake Point S */ +#define MEI_DEV_ID_MTL_M 0x7E70 /* Meteor Lake Point M */ + /* * MEI HW Section */ diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index 704cd0caa172..5bf0d50d55a0 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -118,6 +118,8 @@ static const struct pci_device_id mei_me_pci_tbl[] = { {MEI_PCI_DEVICE(MEI_DEV_ID_RPL_S, MEI_ME_PCH15_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_MTL_M, MEI_ME_PCH15_CFG)}, + /* required last entry */ {0, } }; diff --git a/drivers/misc/vmw_vmci/vmci_guest.c b/drivers/misc/vmw_vmci/vmci_guest.c index aa7b05de97dd..4f8d962bb5b2 100644 --- a/drivers/misc/vmw_vmci/vmci_guest.c +++ b/drivers/misc/vmw_vmci/vmci_guest.c @@ -56,8 +56,6 @@ struct vmci_guest_device { bool exclusive_vectors; - struct tasklet_struct datagram_tasklet; - struct tasklet_struct bm_tasklet; struct wait_queue_head inout_wq; void *data_buffer; @@ -304,9 +302,8 @@ static int vmci_check_host_caps(struct pci_dev *pdev) * This function assumes that it has exclusive access to the data * in register(s) for the duration of the call. */ -static void vmci_dispatch_dgs(unsigned long data) +static void vmci_dispatch_dgs(struct vmci_guest_device *vmci_dev) { - struct vmci_guest_device *vmci_dev = (struct vmci_guest_device *)data; u8 *dg_in_buffer = vmci_dev->data_buffer; struct vmci_datagram *dg; size_t dg_in_buffer_size = VMCI_MAX_DG_SIZE; @@ -465,10 +462,8 @@ static void vmci_dispatch_dgs(unsigned long data) * Scans the notification bitmap for raised flags, clears them * and handles the notifications. */ -static void vmci_process_bitmap(unsigned long data) +static void vmci_process_bitmap(struct vmci_guest_device *dev) { - struct vmci_guest_device *dev = (struct vmci_guest_device *)data; - if (!dev->notification_bitmap) { dev_dbg(dev->dev, "No bitmap present in %s\n", __func__); return; @@ -486,13 +481,13 @@ static irqreturn_t vmci_interrupt(int irq, void *_dev) struct vmci_guest_device *dev = _dev; /* - * If we are using MSI-X with exclusive vectors then we simply schedule - * the datagram tasklet, since we know the interrupt was meant for us. + * If we are using MSI-X with exclusive vectors then we simply call + * vmci_dispatch_dgs(), since we know the interrupt was meant for us. * Otherwise we must read the ICR to determine what to do. */ if (dev->exclusive_vectors) { - tasklet_schedule(&dev->datagram_tasklet); + vmci_dispatch_dgs(dev); } else { unsigned int icr; @@ -502,12 +497,12 @@ static irqreturn_t vmci_interrupt(int irq, void *_dev) return IRQ_NONE; if (icr & VMCI_ICR_DATAGRAM) { - tasklet_schedule(&dev->datagram_tasklet); + vmci_dispatch_dgs(dev); icr &= ~VMCI_ICR_DATAGRAM; } if (icr & VMCI_ICR_NOTIFICATION) { - tasklet_schedule(&dev->bm_tasklet); + vmci_process_bitmap(dev); icr &= ~VMCI_ICR_NOTIFICATION; } @@ -536,7 +531,7 @@ static irqreturn_t vmci_interrupt_bm(int irq, void *_dev) struct vmci_guest_device *dev = _dev; /* For MSI-X we can just assume it was meant for us. */ - tasklet_schedule(&dev->bm_tasklet); + vmci_process_bitmap(dev); return IRQ_HANDLED; } @@ -638,10 +633,6 @@ static int vmci_guest_probe_device(struct pci_dev *pdev, vmci_dev->iobase = iobase; vmci_dev->mmio_base = mmio_base; - tasklet_init(&vmci_dev->datagram_tasklet, - vmci_dispatch_dgs, (unsigned long)vmci_dev); - tasklet_init(&vmci_dev->bm_tasklet, - vmci_process_bitmap, (unsigned long)vmci_dev); init_waitqueue_head(&vmci_dev->inout_wq); if (mmio_base != NULL) { @@ -808,8 +799,9 @@ static int vmci_guest_probe_device(struct pci_dev *pdev, * Request IRQ for legacy or MSI interrupts, or for first * MSI-X vector. */ - error = request_irq(pci_irq_vector(pdev, 0), vmci_interrupt, - IRQF_SHARED, KBUILD_MODNAME, vmci_dev); + error = request_threaded_irq(pci_irq_vector(pdev, 0), NULL, + vmci_interrupt, IRQF_SHARED, + KBUILD_MODNAME, vmci_dev); if (error) { dev_err(&pdev->dev, "Irq %u in use: %d\n", pci_irq_vector(pdev, 0), error); @@ -823,9 +815,9 @@ static int vmci_guest_probe_device(struct pci_dev *pdev, * between the vectors. */ if (vmci_dev->exclusive_vectors) { - error = request_irq(pci_irq_vector(pdev, 1), - vmci_interrupt_bm, 0, KBUILD_MODNAME, - vmci_dev); + error = request_threaded_irq(pci_irq_vector(pdev, 1), NULL, + vmci_interrupt_bm, 0, + KBUILD_MODNAME, vmci_dev); if (error) { dev_err(&pdev->dev, "Failed to allocate irq %u: %d\n", @@ -833,9 +825,11 @@ static int vmci_guest_probe_device(struct pci_dev *pdev, goto err_free_irq; } if (caps_in_use & VMCI_CAPS_DMA_DATAGRAM) { - error = request_irq(pci_irq_vector(pdev, 2), - vmci_interrupt_dma_datagram, - 0, KBUILD_MODNAME, vmci_dev); + error = request_threaded_irq(pci_irq_vector(pdev, 2), + NULL, + vmci_interrupt_dma_datagram, + 0, KBUILD_MODNAME, + vmci_dev); if (error) { dev_err(&pdev->dev, "Failed to allocate irq %u: %d\n", @@ -871,8 +865,6 @@ err_free_bm_irq: err_free_irq: free_irq(pci_irq_vector(pdev, 0), vmci_dev); - tasklet_kill(&vmci_dev->datagram_tasklet); - tasklet_kill(&vmci_dev->bm_tasklet); err_disable_msi: pci_free_irq_vectors(pdev); @@ -943,9 +935,6 @@ static void vmci_guest_remove_device(struct pci_dev *pdev) free_irq(pci_irq_vector(pdev, 0), vmci_dev); pci_free_irq_vectors(pdev); - tasklet_kill(&vmci_dev->datagram_tasklet); - tasklet_kill(&vmci_dev->bm_tasklet); - if (vmci_dev->notification_bitmap) { /* * The device reset above cleared the bitmap state of the diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index 89ef0c80ac37..9e73c34b6401 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -107,6 +107,7 @@ #define ESDHC_TUNING_START_TAP_DEFAULT 0x1 #define ESDHC_TUNING_START_TAP_MASK 0x7f #define ESDHC_TUNING_CMD_CRC_CHECK_DISABLE (1 << 7) +#define ESDHC_TUNING_STEP_DEFAULT 0x1 #define ESDHC_TUNING_STEP_MASK 0x00070000 #define ESDHC_TUNING_STEP_SHIFT 16 @@ -1368,7 +1369,7 @@ static void sdhci_esdhc_imx_hwinit(struct sdhci_host *host) struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); struct pltfm_imx_data *imx_data = sdhci_pltfm_priv(pltfm_host); struct cqhci_host *cq_host = host->mmc->cqe_private; - int tmp; + u32 tmp; if (esdhc_is_usdhc(imx_data)) { /* @@ -1423,17 +1424,24 @@ static void sdhci_esdhc_imx_hwinit(struct sdhci_host *host) if (imx_data->socdata->flags & ESDHC_FLAG_STD_TUNING) { tmp = readl(host->ioaddr + ESDHC_TUNING_CTRL); - tmp |= ESDHC_STD_TUNING_EN | - ESDHC_TUNING_START_TAP_DEFAULT; - if (imx_data->boarddata.tuning_start_tap) { - tmp &= ~ESDHC_TUNING_START_TAP_MASK; + tmp |= ESDHC_STD_TUNING_EN; + + /* + * ROM code or bootloader may config the start tap + * and step, unmask them first. + */ + tmp &= ~(ESDHC_TUNING_START_TAP_MASK | ESDHC_TUNING_STEP_MASK); + if (imx_data->boarddata.tuning_start_tap) tmp |= imx_data->boarddata.tuning_start_tap; - } + else + tmp |= ESDHC_TUNING_START_TAP_DEFAULT; if (imx_data->boarddata.tuning_step) { - tmp &= ~ESDHC_TUNING_STEP_MASK; tmp |= imx_data->boarddata.tuning_step << ESDHC_TUNING_STEP_SHIFT; + } else { + tmp |= ESDHC_TUNING_STEP_DEFAULT + << ESDHC_TUNING_STEP_SHIFT; } /* Disable the CMD CRC check for tuning, if not, need to diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c index b16e12e62e72..3db9f32d6a7b 100644 --- a/drivers/mmc/host/sunxi-mmc.c +++ b/drivers/mmc/host/sunxi-mmc.c @@ -1492,9 +1492,11 @@ static int sunxi_mmc_remove(struct platform_device *pdev) struct sunxi_mmc_host *host = mmc_priv(mmc); mmc_remove_host(mmc); - pm_runtime_force_suspend(&pdev->dev); - disable_irq(host->irq); - sunxi_mmc_disable(host); + pm_runtime_disable(&pdev->dev); + if (!pm_runtime_status_suspended(&pdev->dev)) { + disable_irq(host->irq); + sunxi_mmc_disable(host); + } dma_free_coherent(&pdev->dev, PAGE_SIZE, host->sg_cpu, host->sg_dma); mmc_free_host(mmc); diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index 47b54ecf2c6f..6178a96e389f 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -540,10 +540,10 @@ int ksz9477_fdb_del(struct ksz_device *dev, int port, ksz_read32(dev, REG_SW_ALU_VAL_D, &alu_table[3]); /* clear forwarding port */ - alu_table[2] &= ~BIT(port); + alu_table[1] &= ~BIT(port); /* if there is no port to forward, clear table */ - if ((alu_table[2] & ALU_V_PORT_MAP) == 0) { + if ((alu_table[1] & ALU_V_PORT_MAP) == 0) { alu_table[0] = 0; alu_table[1] = 0; alu_table[2] = 0; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c index 3936543a74d8..4030d619e84f 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c @@ -524,19 +524,28 @@ static void xgbe_disable_vxlan(struct xgbe_prv_data *pdata) netif_dbg(pdata, drv, pdata->netdev, "VXLAN acceleration disabled\n"); } +static unsigned int xgbe_get_fc_queue_count(struct xgbe_prv_data *pdata) +{ + unsigned int max_q_count = XGMAC_MAX_FLOW_CONTROL_QUEUES; + + /* From MAC ver 30H the TFCR is per priority, instead of per queue */ + if (XGMAC_GET_BITS(pdata->hw_feat.version, MAC_VR, SNPSVER) >= 0x30) + return max_q_count; + else + return min_t(unsigned int, pdata->tx_q_count, max_q_count); +} + static int xgbe_disable_tx_flow_control(struct xgbe_prv_data *pdata) { - unsigned int max_q_count, q_count; unsigned int reg, reg_val; - unsigned int i; + unsigned int i, q_count; /* Clear MTL flow control */ for (i = 0; i < pdata->rx_q_count; i++) XGMAC_MTL_IOWRITE_BITS(pdata, i, MTL_Q_RQOMR, EHFC, 0); /* Clear MAC flow control */ - max_q_count = XGMAC_MAX_FLOW_CONTROL_QUEUES; - q_count = min_t(unsigned int, pdata->tx_q_count, max_q_count); + q_count = xgbe_get_fc_queue_count(pdata); reg = MAC_Q0TFCR; for (i = 0; i < q_count; i++) { reg_val = XGMAC_IOREAD(pdata, reg); @@ -553,9 +562,8 @@ static int xgbe_enable_tx_flow_control(struct xgbe_prv_data *pdata) { struct ieee_pfc *pfc = pdata->pfc; struct ieee_ets *ets = pdata->ets; - unsigned int max_q_count, q_count; unsigned int reg, reg_val; - unsigned int i; + unsigned int i, q_count; /* Set MTL flow control */ for (i = 0; i < pdata->rx_q_count; i++) { @@ -579,8 +587,7 @@ static int xgbe_enable_tx_flow_control(struct xgbe_prv_data *pdata) } /* Set MAC flow control */ - max_q_count = XGMAC_MAX_FLOW_CONTROL_QUEUES; - q_count = min_t(unsigned int, pdata->tx_q_count, max_q_count); + q_count = xgbe_get_fc_queue_count(pdata); reg = MAC_Q0TFCR; for (i = 0; i < q_count; i++) { reg_val = XGMAC_IOREAD(pdata, reg); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c index 0c5c1b155683..43fdd111235a 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c @@ -496,6 +496,7 @@ static enum xgbe_an xgbe_an73_tx_training(struct xgbe_prv_data *pdata, reg |= XGBE_KR_TRAINING_ENABLE; reg |= XGBE_KR_TRAINING_START; XMDIO_WRITE(pdata, MDIO_MMD_PMAPMD, MDIO_PMA_10GBR_PMD_CTRL, reg); + pdata->kr_start_time = jiffies; netif_dbg(pdata, link, pdata->netdev, "KR training initiated\n"); @@ -632,6 +633,8 @@ static enum xgbe_an xgbe_an73_incompat_link(struct xgbe_prv_data *pdata) xgbe_switch_mode(pdata); + pdata->an_result = XGBE_AN_READY; + xgbe_an_restart(pdata); return XGBE_AN_INCOMPAT_LINK; @@ -1275,9 +1278,30 @@ static bool xgbe_phy_aneg_done(struct xgbe_prv_data *pdata) static void xgbe_check_link_timeout(struct xgbe_prv_data *pdata) { unsigned long link_timeout; + unsigned long kr_time; + int wait; link_timeout = pdata->link_check + (XGBE_LINK_TIMEOUT * HZ); if (time_after(jiffies, link_timeout)) { + if ((xgbe_cur_mode(pdata) == XGBE_MODE_KR) && + pdata->phy.autoneg == AUTONEG_ENABLE) { + /* AN restart should not happen while KR training is in progress. + * The while loop ensures no AN restart during KR training, + * waits up to 500ms and AN restart is triggered only if KR + * training is failed. + */ + wait = XGBE_KR_TRAINING_WAIT_ITER; + while (wait--) { + kr_time = pdata->kr_start_time + + msecs_to_jiffies(XGBE_AN_MS_TIMEOUT); + if (time_after(jiffies, kr_time)) + break; + /* AN restart is not required, if AN result is COMPLETE */ + if (pdata->an_result == XGBE_AN_COMPLETE) + return; + usleep_range(10000, 11000); + } + } netif_dbg(pdata, link, pdata->netdev, "AN link timeout\n"); xgbe_phy_config_aneg(pdata); } diff --git a/drivers/net/ethernet/amd/xgbe/xgbe.h b/drivers/net/ethernet/amd/xgbe/xgbe.h index 71f24cb47935..7a41367c437d 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe.h +++ b/drivers/net/ethernet/amd/xgbe/xgbe.h @@ -290,6 +290,7 @@ /* Auto-negotiation */ #define XGBE_AN_MS_TIMEOUT 500 #define XGBE_LINK_TIMEOUT 5 +#define XGBE_KR_TRAINING_WAIT_ITER 50 #define XGBE_SGMII_AN_LINK_STATUS BIT(1) #define XGBE_SGMII_AN_LINK_SPEED (BIT(2) | BIT(3)) @@ -1280,6 +1281,7 @@ struct xgbe_prv_data { unsigned int parallel_detect; unsigned int fec_ability; unsigned long an_start; + unsigned long kr_start_time; enum xgbe_an_mode an_mode; /* I2C support */ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index cbf17fcfb7ab..ec573127b707 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -3969,7 +3969,7 @@ void bnxt_ethtool_init(struct bnxt *bp) test_info->timeout = HWRM_CMD_TIMEOUT; for (i = 0; i < bp->num_tests; i++) { char *str = test_info->string[i]; - char *fw_str = resp->test0_name + i * 32; + char *fw_str = resp->test_name[i]; if (i == BNXT_MACLPBK_TEST_IDX) { strcpy(str, "Mac loopback test (offline)"); @@ -3980,14 +3980,9 @@ void bnxt_ethtool_init(struct bnxt *bp) } else if (i == BNXT_IRQ_TEST_IDX) { strcpy(str, "Interrupt_test (offline)"); } else { - strscpy(str, fw_str, ETH_GSTRING_LEN); - strncat(str, " test", ETH_GSTRING_LEN - strlen(str)); - if (test_info->offline_mask & (1 << i)) - strncat(str, " (offline)", - ETH_GSTRING_LEN - strlen(str)); - else - strncat(str, " (online)", - ETH_GSTRING_LEN - strlen(str)); + snprintf(str, ETH_GSTRING_LEN, "%s test (%s)", + fw_str, test_info->offline_mask & (1 << i) ? + "offline" : "online"); } } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h index 2686a714a59f..a5408879e077 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h @@ -10249,14 +10249,7 @@ struct hwrm_selftest_qlist_output { u8 unused_0; __le16 test_timeout; u8 unused_1[2]; - char test0_name[32]; - char test1_name[32]; - char test2_name[32]; - char test3_name[32]; - char test4_name[32]; - char test5_name[32]; - char test6_name[32]; - char test7_name[32]; + char test_name[8][32]; u8 eyescope_target_BER_support; #define SELFTEST_QLIST_RESP_EYESCOPE_TARGET_BER_SUPPORT_BER_1E8_SUPPORTED 0x0UL #define SELFTEST_QLIST_RESP_EYESCOPE_TARGET_BER_SUPPORT_BER_1E9_SUPPORTED 0x1UL diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 95667b979fab..72e42820713d 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -2187,7 +2187,6 @@ static int macb_pad_and_fcs(struct sk_buff **skb, struct net_device *ndev) bool cloned = skb_cloned(*skb) || skb_header_cloned(*skb) || skb_is_nonlinear(*skb); int padlen = ETH_ZLEN - (*skb)->len; - int headroom = skb_headroom(*skb); int tailroom = skb_tailroom(*skb); struct sk_buff *nskb; u32 fcs; @@ -2201,9 +2200,6 @@ static int macb_pad_and_fcs(struct sk_buff **skb, struct net_device *ndev) /* FCS could be appeded to tailroom. */ if (tailroom >= ETH_FCS_LEN) goto add_fcs; - /* FCS could be appeded by moving data to headroom. */ - else if (!cloned && headroom + tailroom >= ETH_FCS_LEN) - padlen = 0; /* No room for FCS, need to reallocate skb. */ else padlen = ETH_FCS_LEN; @@ -2212,10 +2208,7 @@ static int macb_pad_and_fcs(struct sk_buff **skb, struct net_device *ndev) padlen += ETH_FCS_LEN; } - if (!cloned && headroom + tailroom >= padlen) { - (*skb)->data = memmove((*skb)->head, (*skb)->data, (*skb)->len); - skb_set_tail_pointer(*skb, (*skb)->len); - } else { + if (cloned || tailroom < padlen) { nskb = skb_copy_expand(*skb, 0, padlen, GFP_ATOMIC); if (!nskb) return -ENOMEM; diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index 3a79ead5219a..e96449eedfb5 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -2290,14 +2290,14 @@ static void enetc_tx_onestep_tstamp(struct work_struct *work) priv = container_of(work, struct enetc_ndev_priv, tx_onestep_tstamp); - netif_tx_lock(priv->ndev); + netif_tx_lock_bh(priv->ndev); clear_bit_unlock(ENETC_TX_ONESTEP_TSTAMP_IN_PROGRESS, &priv->flags); skb = skb_dequeue(&priv->tx_skbs); if (skb) enetc_start_xmit(skb, priv->ndev); - netif_tx_unlock(priv->ndev); + netif_tx_unlock_bh(priv->ndev); } static void enetc_tx_onestep_tstamp_init(struct enetc_ndev_priv *priv) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c index 88f8772a61cd..8a41ad8ca04f 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c @@ -1012,7 +1012,6 @@ static void otx2_pool_refill_task(struct work_struct *work) rbpool = cq->rbpool; free_ptrs = cq->pool_ptrs; - get_cpu(); while (cq->pool_ptrs) { if (otx2_alloc_rbuf(pfvf, rbpool, &bufptr)) { /* Schedule a WQ if we fails to free atleast half of the @@ -1032,7 +1031,6 @@ static void otx2_pool_refill_task(struct work_struct *work) pfvf->hw_ops->aura_freeptr(pfvf, qidx, bufptr + OTX2_HEAD_ROOM); cq->pool_ptrs--; } - put_cpu(); cq->refill_task_sched = false; } @@ -1370,7 +1368,6 @@ int otx2_sq_aura_pool_init(struct otx2_nic *pfvf) if (err) goto fail; - get_cpu(); /* Allocate pointers and free them to aura/pool */ for (qidx = 0; qidx < hw->tot_tx_queues; qidx++) { pool_id = otx2_get_pool_idx(pfvf, AURA_NIX_SQ, qidx); @@ -1394,7 +1391,6 @@ int otx2_sq_aura_pool_init(struct otx2_nic *pfvf) } err_mem: - put_cpu(); return err ? -ENOMEM : 0; fail: @@ -1435,21 +1431,18 @@ int otx2_rq_aura_pool_init(struct otx2_nic *pfvf) if (err) goto fail; - get_cpu(); /* Allocate pointers and free them to aura/pool */ for (pool_id = 0; pool_id < hw->rqpool_cnt; pool_id++) { pool = &pfvf->qset.pool[pool_id]; for (ptr = 0; ptr < num_ptrs; ptr++) { err = otx2_alloc_rbuf(pfvf, pool, &bufptr); if (err) - goto err_mem; + return -ENOMEM; pfvf->hw_ops->aura_freeptr(pfvf, pool_id, bufptr + OTX2_HEAD_ROOM); } } -err_mem: - put_cpu(); - return err ? -ENOMEM : 0; + return 0; fail: otx2_mbox_reset(&pfvf->mbox.mbox, 0); otx2_aura_pool_free(pfvf); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h index 5bee3c3a7ce4..3d22cc6a2804 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h @@ -736,8 +736,10 @@ static inline void cn10k_aura_freeptr(void *dev, int aura, u64 buf) u64 ptrs[2]; ptrs[1] = buf; + get_cpu(); /* Free only one buffer at time during init and teardown */ __cn10k_aura_freeptr(pfvf, aura, ptrs, 2); + put_cpu(); } /* Alloc pointer from pool/aura */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/htb.c b/drivers/net/ethernet/mellanox/mlx5/core/en/htb.c index 6dac76fa58a3..09d441ecb9f6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/htb.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/htb.c @@ -637,7 +637,7 @@ mlx5e_htb_update_children(struct mlx5e_htb *htb, struct mlx5e_qos_node *node, if (child->bw_share == old_bw_share) continue; - err_one = mlx5_qos_update_node(htb->mdev, child->hw_id, child->bw_share, + err_one = mlx5_qos_update_node(htb->mdev, child->bw_share, child->max_average_bw, child->hw_id); if (!err && err_one) { err = err_one; @@ -671,7 +671,7 @@ mlx5e_htb_node_modify(struct mlx5e_htb *htb, u16 classid, u64 rate, u64 ceil, mlx5e_htb_convert_rate(htb, rate, node->parent, &bw_share); mlx5e_htb_convert_ceil(htb, ceil, &max_average_bw); - err = mlx5_qos_update_node(htb->mdev, node->parent->hw_id, bw_share, + err = mlx5_qos_update_node(htb->mdev, bw_share, max_average_bw, node->hw_id); if (err) { NL_SET_ERR_MSG_MOD(extack, "Firmware error when modifying a node."); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/params.c b/drivers/net/ethernet/mellanox/mlx5/core/en/params.c index 585bdc8383ee..4ad19c981294 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/params.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/params.c @@ -578,7 +578,6 @@ int mlx5e_mpwrq_validate_xsk(struct mlx5_core_dev *mdev, struct mlx5e_params *pa { enum mlx5e_mpwrq_umr_mode umr_mode = mlx5e_mpwrq_umr_mode(mdev, xsk); u8 page_shift = mlx5e_mpwrq_page_shift(mdev, xsk); - bool unaligned = xsk ? xsk->unaligned : false; u16 max_mtu_pkts; if (!mlx5e_check_fragmented_striding_rq_cap(mdev, page_shift, umr_mode)) @@ -591,7 +590,7 @@ int mlx5e_mpwrq_validate_xsk(struct mlx5_core_dev *mdev, struct mlx5e_params *pa * needed number of WQEs exceeds the maximum. */ max_mtu_pkts = min_t(u8, MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE, - mlx5e_mpwrq_max_log_rq_pkts(mdev, page_shift, unaligned)); + mlx5e_mpwrq_max_log_rq_pkts(mdev, page_shift, xsk->unaligned)); if (params->log_rq_mtu_frames > max_mtu_pkts) { mlx5_core_err(mdev, "Current RQ length %d is too big for XSK with given frame size %u\n", 1 << params->log_rq_mtu_frames, xsk->chunk_size); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c index 1cbd2eb9d04f..f2c2c752bd1c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c @@ -477,7 +477,6 @@ mlx5e_tc_sample_offload(struct mlx5e_tc_psample *tc_psample, struct mlx5e_sample_flow *sample_flow; struct mlx5e_sample_attr *sample_attr; struct mlx5_flow_attr *pre_attr; - u32 tunnel_id = attr->tunnel_id; struct mlx5_eswitch *esw; u32 default_tbl_id; u32 obj_id; @@ -522,7 +521,7 @@ mlx5e_tc_sample_offload(struct mlx5e_tc_psample *tc_psample, restore_obj.sample.group_id = sample_attr->group_num; restore_obj.sample.rate = sample_attr->rate; restore_obj.sample.trunc_size = sample_attr->trunc_size; - restore_obj.sample.tunnel_id = tunnel_id; + restore_obj.sample.tunnel_id = attr->tunnel_id; err = mapping_add(esw->offloads.reg_c0_obj_pool, &restore_obj, &obj_id); if (err) goto err_obj_id; @@ -548,7 +547,7 @@ mlx5e_tc_sample_offload(struct mlx5e_tc_psample *tc_psample, /* For decap action, do decap in the original flow table instead of the * default flow table. */ - if (tunnel_id) + if (attr->action & MLX5_FLOW_CONTEXT_ACTION_DECAP) pre_attr->action |= MLX5_FLOW_CONTEXT_ACTION_DECAP; pre_attr->modify_hdr = sample_flow->restore->modify_hdr; pre_attr->flags = MLX5_ATTR_FLAG_SAMPLE; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h index a92e19c4c499..8bed9c361075 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h @@ -122,11 +122,8 @@ struct mlx5e_ipsec_aso { u8 ctx[MLX5_ST_SZ_BYTES(ipsec_aso)]; dma_addr_t dma_addr; struct mlx5_aso *aso; - /* IPsec ASO caches data on every query call, - * so in nested calls, we can use this boolean to save - * recursive calls to mlx5e_ipsec_aso_query() - */ - u8 use_cache : 1; + /* Protect ASO WQ access, as it is global to whole IPsec */ + spinlock_t lock; }; struct mlx5e_ipsec { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c index 8e3614218fc4..2461462b7b99 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c @@ -320,7 +320,6 @@ static void mlx5e_ipsec_handle_event(struct work_struct *_work) if (ret) goto unlock; - aso->use_cache = true; if (attrs->esn_trigger && !MLX5_GET(ipsec_aso, aso->ctx, esn_event_arm)) { u32 mode_param = MLX5_GET(ipsec_aso, aso->ctx, mode_parameter); @@ -333,7 +332,6 @@ static void mlx5e_ipsec_handle_event(struct work_struct *_work) !MLX5_GET(ipsec_aso, aso->ctx, hard_lft_arm) || !MLX5_GET(ipsec_aso, aso->ctx, remove_flow_enable)) xfrm_state_check_expire(sa_entry->x); - aso->use_cache = false; unlock: spin_unlock(&sa_entry->x->lock); @@ -398,6 +396,7 @@ int mlx5e_ipsec_aso_init(struct mlx5e_ipsec *ipsec) goto err_aso_create; } + spin_lock_init(&aso->lock); ipsec->nb.notifier_call = mlx5e_ipsec_event; mlx5_notifier_register(mdev, &ipsec->nb); @@ -456,13 +455,12 @@ int mlx5e_ipsec_aso_query(struct mlx5e_ipsec_sa_entry *sa_entry, struct mlx5e_hw_objs *res; struct mlx5_aso_wqe *wqe; u8 ds_cnt; + int ret; lockdep_assert_held(&sa_entry->x->lock); - if (aso->use_cache) - return 0; - res = &mdev->mlx5e_res.hw_objs; + spin_lock_bh(&aso->lock); memset(aso->ctx, 0, sizeof(aso->ctx)); wqe = mlx5_aso_get_wqe(aso->aso); ds_cnt = DIV_ROUND_UP(sizeof(*wqe), MLX5_SEND_WQE_DS); @@ -477,7 +475,9 @@ int mlx5e_ipsec_aso_query(struct mlx5e_ipsec_sa_entry *sa_entry, mlx5e_ipsec_aso_copy(ctrl, data); mlx5_aso_post_wqe(aso->aso, false, &wqe->ctrl); - return mlx5_aso_poll_cq(aso->aso, false); + ret = mlx5_aso_poll_cq(aso->aso, false); + spin_unlock_bh(&aso->lock); + return ret; } void mlx5e_ipsec_aso_update_curlft(struct mlx5e_ipsec_sa_entry *sa_entry, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index dbadaf166487..243d5d7750be 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -166,6 +166,7 @@ struct mlx5_fs_chains *mlx5e_nic_chains(struct mlx5e_tc_table *tc) * it's different than the ht->mutex here. */ static struct lock_class_key tc_ht_lock_key; +static struct lock_class_key tc_ht_wq_key; static void mlx5e_put_flow_tunnel_id(struct mlx5e_tc_flow *flow); static void free_flow_post_acts(struct mlx5e_tc_flow *flow); @@ -5182,6 +5183,7 @@ int mlx5e_tc_nic_init(struct mlx5e_priv *priv) return err; lockdep_set_class(&tc->ht.mutex, &tc_ht_lock_key); + lockdep_init_map(&tc->ht.run_work.lockdep_map, "tc_ht_wq_key", &tc_ht_wq_key, 0); mapping_id = mlx5_query_nic_system_image_guid(dev); @@ -5288,6 +5290,7 @@ int mlx5e_tc_ht_init(struct rhashtable *tc_ht) return err; lockdep_set_class(&tc_ht->mutex, &tc_ht_lock_key); + lockdep_init_map(&tc_ht->run_work.lockdep_map, "tc_ht_wq_key", &tc_ht_wq_key, 0); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c index 4f8a24d84a86..75015d370922 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c @@ -22,15 +22,13 @@ struct mlx5_esw_rate_group { }; static int esw_qos_tsar_config(struct mlx5_core_dev *dev, u32 *sched_ctx, - u32 parent_ix, u32 tsar_ix, - u32 max_rate, u32 bw_share) + u32 tsar_ix, u32 max_rate, u32 bw_share) { u32 bitmask = 0; if (!MLX5_CAP_GEN(dev, qos) || !MLX5_CAP_QOS(dev, esw_scheduling)) return -EOPNOTSUPP; - MLX5_SET(scheduling_context, sched_ctx, parent_element_id, parent_ix); MLX5_SET(scheduling_context, sched_ctx, max_average_bw, max_rate); MLX5_SET(scheduling_context, sched_ctx, bw_share, bw_share); bitmask |= MODIFY_SCHEDULING_ELEMENT_IN_MODIFY_BITMASK_MAX_AVERAGE_BW; @@ -51,7 +49,7 @@ static int esw_qos_group_config(struct mlx5_eswitch *esw, struct mlx5_esw_rate_g int err; err = esw_qos_tsar_config(dev, sched_ctx, - esw->qos.root_tsar_ix, group->tsar_ix, + group->tsar_ix, max_rate, bw_share); if (err) NL_SET_ERR_MSG_MOD(extack, "E-Switch modify group TSAR element failed"); @@ -67,23 +65,13 @@ static int esw_qos_vport_config(struct mlx5_eswitch *esw, struct netlink_ext_ack *extack) { u32 sched_ctx[MLX5_ST_SZ_DW(scheduling_context)] = {}; - struct mlx5_esw_rate_group *group = vport->qos.group; struct mlx5_core_dev *dev = esw->dev; - u32 parent_tsar_ix; - void *vport_elem; int err; if (!vport->qos.enabled) return -EIO; - parent_tsar_ix = group ? group->tsar_ix : esw->qos.root_tsar_ix; - MLX5_SET(scheduling_context, sched_ctx, element_type, - SCHEDULING_CONTEXT_ELEMENT_TYPE_VPORT); - vport_elem = MLX5_ADDR_OF(scheduling_context, sched_ctx, - element_attributes); - MLX5_SET(vport_element, vport_elem, vport_number, vport->vport); - - err = esw_qos_tsar_config(dev, sched_ctx, parent_tsar_ix, vport->qos.esw_tsar_ix, + err = esw_qos_tsar_config(dev, sched_ctx, vport->qos.esw_tsar_ix, max_rate, bw_share); if (err) { esw_warn(esw->dev, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index 0dfd5742c6fe..9daf55e90367 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1464,6 +1464,7 @@ void mlx5_eswitch_disable(struct mlx5_eswitch *esw) mlx5_lag_disable_change(esw->dev); down_write(&esw->mode_lock); mlx5_eswitch_disable_locked(esw); + esw->mode = MLX5_ESWITCH_LEGACY; up_write(&esw->mode_lock); mlx5_lag_enable_change(esw->dev); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c index 96417c5feed7..879555ba847d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -677,6 +677,7 @@ static void mlx5_fw_fatal_reporter_err_work(struct work_struct *work) mutex_lock(&dev->intf_state_mutex); if (test_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags)) { mlx5_core_err(dev, "health works are not permitted at this stage\n"); + mutex_unlock(&dev->intf_state_mutex); return; } mutex_unlock(&dev->intf_state_mutex); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index df134f6d32dc..3d5f2a4b1fed 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -2098,7 +2098,7 @@ static void mlx5_core_verify_params(void) } } -static int __init init(void) +static int __init mlx5_init(void) { int err; @@ -2133,7 +2133,7 @@ err_debug: return err; } -static void __exit cleanup(void) +static void __exit mlx5_cleanup(void) { mlx5e_cleanup(); mlx5_sf_driver_unregister(); @@ -2141,5 +2141,5 @@ static void __exit cleanup(void) mlx5_unregister_debugfs(); } -module_init(init); -module_exit(cleanup); +module_init(mlx5_init); +module_exit(mlx5_cleanup); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/qos.c index 0777be24a307..8bce730b5c5b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/qos.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/qos.c @@ -62,13 +62,12 @@ int mlx5_qos_create_root_node(struct mlx5_core_dev *mdev, u32 *id) return mlx5_qos_create_inner_node(mdev, MLX5_QOS_DEFAULT_DWRR_UID, 0, 0, id); } -int mlx5_qos_update_node(struct mlx5_core_dev *mdev, u32 parent_id, +int mlx5_qos_update_node(struct mlx5_core_dev *mdev, u32 bw_share, u32 max_avg_bw, u32 id) { u32 sched_ctx[MLX5_ST_SZ_DW(scheduling_context)] = {0}; u32 bitmask = 0; - MLX5_SET(scheduling_context, sched_ctx, parent_element_id, parent_id); MLX5_SET(scheduling_context, sched_ctx, bw_share, bw_share); MLX5_SET(scheduling_context, sched_ctx, max_average_bw, max_avg_bw); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qos.h b/drivers/net/ethernet/mellanox/mlx5/core/qos.h index 125e4e47e6f7..624ce822b7f5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/qos.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/qos.h @@ -23,7 +23,7 @@ int mlx5_qos_create_leaf_node(struct mlx5_core_dev *mdev, u32 parent_id, int mlx5_qos_create_inner_node(struct mlx5_core_dev *mdev, u32 parent_id, u32 bw_share, u32 max_avg_bw, u32 *id); int mlx5_qos_create_root_node(struct mlx5_core_dev *mdev, u32 *id); -int mlx5_qos_update_node(struct mlx5_core_dev *mdev, u32 parent_id, u32 bw_share, +int mlx5_qos_update_node(struct mlx5_core_dev *mdev, u32 bw_share, u32 max_avg_bw, u32 id); int mlx5_qos_destroy_node(struct mlx5_core_dev *mdev, u32 id); diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c index cadde20505ba..580c91d24a52 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c @@ -1043,11 +1043,6 @@ static int lan966x_probe(struct platform_device *pdev) lan966x->base_mac[5] &= 0xf0; } - ports = device_get_named_child_node(&pdev->dev, "ethernet-ports"); - if (!ports) - return dev_err_probe(&pdev->dev, -ENODEV, - "no ethernet-ports child found\n"); - err = lan966x_create_targets(pdev, lan966x); if (err) return dev_err_probe(&pdev->dev, err, @@ -1125,6 +1120,11 @@ static int lan966x_probe(struct platform_device *pdev) } } + ports = device_get_named_child_node(&pdev->dev, "ethernet-ports"); + if (!ports) + return dev_err_probe(&pdev->dev, -ENODEV, + "no ethernet-ports child found\n"); + /* init switch */ lan966x_init(lan966x); lan966x_stats_init(lan966x); @@ -1162,6 +1162,8 @@ static int lan966x_probe(struct platform_device *pdev) goto cleanup_ports; } + fwnode_handle_put(ports); + lan966x_mdb_init(lan966x); err = lan966x_fdb_init(lan966x); if (err) @@ -1191,6 +1193,7 @@ cleanup_fdb: lan966x_fdb_deinit(lan966x); cleanup_ports: + fwnode_handle_put(ports); fwnode_handle_put(portnp); lan966x_cleanup_ports(lan966x); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c index 9c2d40f853ed..413f66017219 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c @@ -186,11 +186,25 @@ static void dwmac5_handle_dma_err(struct net_device *ndev, int dwmac5_safety_feat_config(void __iomem *ioaddr, unsigned int asp, struct stmmac_safety_feature_cfg *safety_feat_cfg) { + struct stmmac_safety_feature_cfg all_safety_feats = { + .tsoee = 1, + .mrxpee = 1, + .mestee = 1, + .mrxee = 1, + .mtxee = 1, + .epsi = 1, + .edpp = 1, + .prtyen = 1, + .tmouten = 1, + }; u32 value; if (!asp) return -EINVAL; + if (!safety_feat_cfg) + safety_feat_cfg = &all_safety_feats; + /* 1. Enable Safety Features */ value = readl(ioaddr + MTL_ECC_CONTROL); value |= MEEAO; /* MTL ECC Error Addr Status Override */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c index f453b0d09366..35c8dd92d369 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c @@ -551,16 +551,16 @@ static void stmmac_get_per_qstats(struct stmmac_priv *priv, u64 *data) p = (char *)priv + offsetof(struct stmmac_priv, xstats.txq_stats[q].tx_pkt_n); for (stat = 0; stat < STMMAC_TXQ_STATS; stat++) { - *data++ = (*(u64 *)p); - p += sizeof(u64 *); + *data++ = (*(unsigned long *)p); + p += sizeof(unsigned long); } } for (q = 0; q < rx_cnt; q++) { p = (char *)priv + offsetof(struct stmmac_priv, xstats.rxq_stats[q].rx_pkt_n); for (stat = 0; stat < STMMAC_RXQ_STATS; stat++) { - *data++ = (*(u64 *)p); - p += sizeof(u64 *); + *data++ = (*(unsigned long *)p); + p += sizeof(unsigned long); } } } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index c6951c976f5d..b7e5af58ab75 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1150,6 +1150,11 @@ static int stmmac_init_phy(struct net_device *dev) int addr = priv->plat->phy_addr; struct phy_device *phydev; + if (addr < 0) { + netdev_err(priv->dev, "no phy found\n"); + return -ENODEV; + } + phydev = mdiobus_get_phy(priv->mii, addr); if (!phydev) { netdev_err(priv->dev, "no phy at addr %d\n", addr); diff --git a/drivers/net/ipa/ipa_interrupt.c b/drivers/net/ipa/ipa_interrupt.c index d458a35839cc..c1b3977e1ae4 100644 --- a/drivers/net/ipa/ipa_interrupt.c +++ b/drivers/net/ipa/ipa_interrupt.c @@ -127,6 +127,16 @@ out_power_put: return IRQ_HANDLED; } +void ipa_interrupt_irq_disable(struct ipa *ipa) +{ + disable_irq(ipa->interrupt->irq); +} + +void ipa_interrupt_irq_enable(struct ipa *ipa) +{ + enable_irq(ipa->interrupt->irq); +} + /* Common function used to enable/disable TX_SUSPEND for an endpoint */ static void ipa_interrupt_suspend_control(struct ipa_interrupt *interrupt, u32 endpoint_id, bool enable) diff --git a/drivers/net/ipa/ipa_interrupt.h b/drivers/net/ipa/ipa_interrupt.h index f31fd9965fdc..8a1bd5b89393 100644 --- a/drivers/net/ipa/ipa_interrupt.h +++ b/drivers/net/ipa/ipa_interrupt.h @@ -86,6 +86,22 @@ void ipa_interrupt_suspend_clear_all(struct ipa_interrupt *interrupt); void ipa_interrupt_simulate_suspend(struct ipa_interrupt *interrupt); /** + * ipa_interrupt_irq_enable() - Enable IPA interrupts + * @ipa: IPA pointer + * + * This enables the IPA interrupt line + */ +void ipa_interrupt_irq_enable(struct ipa *ipa); + +/** + * ipa_interrupt_irq_disable() - Disable IPA interrupts + * @ipa: IPA pointer + * + * This disables the IPA interrupt line + */ +void ipa_interrupt_irq_disable(struct ipa *ipa); + +/** * ipa_interrupt_config() - Configure the IPA interrupt framework * @ipa: IPA pointer * diff --git a/drivers/net/ipa/ipa_power.c b/drivers/net/ipa/ipa_power.c index 8420f93128a2..8057be8cda80 100644 --- a/drivers/net/ipa/ipa_power.c +++ b/drivers/net/ipa/ipa_power.c @@ -181,6 +181,17 @@ static int ipa_suspend(struct device *dev) __set_bit(IPA_POWER_FLAG_SYSTEM, ipa->power->flags); + /* Increment the disable depth to ensure that the IRQ won't + * be re-enabled until the matching _enable call in + * ipa_resume(). We do this to ensure that the interrupt + * handler won't run whilst PM runtime is disabled. + * + * Note that disabling the IRQ is NOT the same as disabling + * irq wake. If wakeup is enabled for the IPA then the IRQ + * will still cause the system to wake up, see irq_set_irq_wake(). + */ + ipa_interrupt_irq_disable(ipa); + return pm_runtime_force_suspend(dev); } @@ -193,6 +204,12 @@ static int ipa_resume(struct device *dev) __clear_bit(IPA_POWER_FLAG_SYSTEM, ipa->power->flags); + /* Now that PM runtime is enabled again it's safe + * to turn the IRQ back on and process any data + * that was received during suspend. + */ + ipa_interrupt_irq_enable(ipa); + return ret; } diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 1cd604cd1fa1..16e021b477f0 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -108,7 +108,12 @@ EXPORT_SYMBOL(mdiobus_unregister_device); struct phy_device *mdiobus_get_phy(struct mii_bus *bus, int addr) { - struct mdio_device *mdiodev = bus->mdio_map[addr]; + struct mdio_device *mdiodev; + + if (addr < 0 || addr >= ARRAY_SIZE(bus->mdio_map)) + return NULL; + + mdiodev = bus->mdio_map[addr]; if (!mdiodev) return NULL; diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index fcd43d62d86b..d10606f257c4 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -1044,7 +1044,6 @@ static int team_port_enter(struct team *team, struct team_port *port) goto err_port_enter; } } - port->dev->priv_flags |= IFF_NO_ADDRCONF; return 0; @@ -1058,7 +1057,6 @@ static void team_port_leave(struct team *team, struct team_port *port) { if (team->ops.port_leave) team->ops.port_leave(team, port); - port->dev->priv_flags &= ~IFF_NO_ADDRCONF; dev_put(team->dev); } diff --git a/drivers/net/usb/sr9700.c b/drivers/net/usb/sr9700.c index 5a53e63d33a6..3164451e1010 100644 --- a/drivers/net/usb/sr9700.c +++ b/drivers/net/usb/sr9700.c @@ -413,7 +413,7 @@ static int sr9700_rx_fixup(struct usbnet *dev, struct sk_buff *skb) /* ignore the CRC length */ len = (skb->data[1] | (skb->data[2] << 8)) - 4; - if (len > ETH_FRAME_LEN || len > skb->len) + if (len > ETH_FRAME_LEN || len > skb->len || len < 0) return 0; /* the last packet of current skb */ diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 7723b2a49d8e..18b3de854aeb 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1877,8 +1877,10 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev) */ if (sq->vq->num_free < 2+MAX_SKB_FRAGS) { netif_stop_subqueue(dev, qnum); - if (!use_napi && - unlikely(!virtqueue_enable_cb_delayed(sq->vq))) { + if (use_napi) { + if (unlikely(!virtqueue_enable_cb_delayed(sq->vq))) + virtqueue_napi_schedule(&sq->napi, sq->vq); + } else if (unlikely(!virtqueue_enable_cb_delayed(sq->vq))) { /* More just got used, free them then recheck. */ free_old_xmit_skbs(sq, false); if (sq->vq->num_free >= 2+MAX_SKB_FRAGS) { diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c index 22edea6ca4b8..1c53b5546927 100644 --- a/drivers/net/wan/fsl_ucc_hdlc.c +++ b/drivers/net/wan/fsl_ucc_hdlc.c @@ -1243,9 +1243,11 @@ static int ucc_hdlc_probe(struct platform_device *pdev) free_dev: free_netdev(dev); undo_uhdlc_init: - iounmap(utdm->siram); + if (utdm) + iounmap(utdm->siram); unmap_si_regs: - iounmap(utdm->si_regs); + if (utdm) + iounmap(utdm->si_regs); free_utdm: if (uhdlc_priv->tsa) kfree(utdm); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index bff3128c2f26..b115902eb475 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -7937,6 +7937,9 @@ cfg80211_set_channel(struct wiphy *wiphy, struct net_device *dev, struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); + if (chan->flags & IEEE80211_CHAN_DISABLED) + return -EINVAL; + /* set_channel */ chspec = channel_to_chanspec(&cfg->d11inf, chan); if (chspec != INVCHANSPEC) { @@ -7961,7 +7964,7 @@ brcmf_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *ndev, struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg)); struct brcmf_dump_survey survey = {}; struct ieee80211_supported_band *band; - struct ieee80211_channel *chan; + enum nl80211_band band_id; struct cca_msrmnt_query req; u32 noise; int err; @@ -7974,26 +7977,25 @@ brcmf_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *ndev, return -EBUSY; } - band = wiphy->bands[NL80211_BAND_2GHZ]; - if (band && idx >= band->n_channels) { - idx -= band->n_channels; - band = NULL; - } + for (band_id = 0; band_id < NUM_NL80211_BANDS; band_id++) { + band = wiphy->bands[band_id]; + if (!band) + continue; + if (idx >= band->n_channels) { + idx -= band->n_channels; + continue; + } - if (!band || idx >= band->n_channels) { - band = wiphy->bands[NL80211_BAND_5GHZ]; - if (idx >= band->n_channels) - return -ENOENT; + info->channel = &band->channels[idx]; + break; } + if (band_id == NUM_NL80211_BANDS) + return -ENOENT; /* Setting current channel to the requested channel */ - chan = &band->channels[idx]; - err = cfg80211_set_channel(wiphy, ndev, chan, NL80211_CHAN_HT20); - if (err) { - info->channel = chan; - info->filled = 0; + info->filled = 0; + if (cfg80211_set_channel(wiphy, ndev, info->channel, NL80211_CHAN_HT20)) return 0; - } /* Disable mpc */ brcmf_set_mpc(ifp, 0); @@ -8028,7 +8030,6 @@ brcmf_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *ndev, if (err) goto exit; - info->channel = chan; info->noise = noise; info->time = ACS_MSRMNT_DELAY; info->time_busy = ACS_MSRMNT_DELAY - survey.idle; @@ -8040,7 +8041,7 @@ brcmf_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *ndev, SURVEY_INFO_TIME_TX; brcmf_dbg(INFO, "OBSS dump: channel %d: survey duration %d\n", - ieee80211_frequency_to_channel(chan->center_freq), + ieee80211_frequency_to_channel(info->channel->center_freq), ACS_MSRMNT_DELAY); brcmf_dbg(INFO, "noise(%d) busy(%llu) rx(%llu) tx(%llu)\n", info->noise, info->time_busy, info->time_rx, info->time_tx); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c index ae57a9a3ab05..b67f6d0810b6 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c @@ -1228,7 +1228,7 @@ static int brcmf_pcie_init_ringbuffers(struct brcmf_pciedev_info *devinfo) BRCMF_NROF_H2D_COMMON_MSGRINGS; max_completionrings = BRCMF_NROF_D2H_COMMON_MSGRINGS; } - if (max_flowrings > 256) { + if (max_flowrings > 512) { brcmf_err(bus, "invalid max_flowrings(%d)\n", max_flowrings); return -EIO; } diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index f795548562f5..06161815c180 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -206,71 +206,103 @@ mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q) } static int +mt76_dma_add_rx_buf(struct mt76_dev *dev, struct mt76_queue *q, + struct mt76_queue_buf *buf, void *data) +{ + struct mt76_desc *desc = &q->desc[q->head]; + struct mt76_queue_entry *entry = &q->entry[q->head]; + struct mt76_txwi_cache *txwi = NULL; + u32 buf1 = 0, ctrl; + int idx = q->head; + int rx_token; + + ctrl = FIELD_PREP(MT_DMA_CTL_SD_LEN0, buf[0].len); + + if ((q->flags & MT_QFLAG_WED) && + FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_RX) { + txwi = mt76_get_rxwi(dev); + if (!txwi) + return -ENOMEM; + + rx_token = mt76_rx_token_consume(dev, data, txwi, buf->addr); + if (rx_token < 0) { + mt76_put_rxwi(dev, txwi); + return -ENOMEM; + } + + buf1 |= FIELD_PREP(MT_DMA_CTL_TOKEN, rx_token); + ctrl |= MT_DMA_CTL_TO_HOST; + } + + WRITE_ONCE(desc->buf0, cpu_to_le32(buf->addr)); + WRITE_ONCE(desc->buf1, cpu_to_le32(buf1)); + WRITE_ONCE(desc->ctrl, cpu_to_le32(ctrl)); + WRITE_ONCE(desc->info, 0); + + entry->dma_addr[0] = buf->addr; + entry->dma_len[0] = buf->len; + entry->txwi = txwi; + entry->buf = data; + entry->wcid = 0xffff; + entry->skip_buf1 = true; + q->head = (q->head + 1) % q->ndesc; + q->queued++; + + return idx; +} + +static int mt76_dma_add_buf(struct mt76_dev *dev, struct mt76_queue *q, struct mt76_queue_buf *buf, int nbufs, u32 info, struct sk_buff *skb, void *txwi) { struct mt76_queue_entry *entry; struct mt76_desc *desc; - u32 ctrl; int i, idx = -1; + u32 ctrl, next; + + if (txwi) { + q->entry[q->head].txwi = DMA_DUMMY_DATA; + q->entry[q->head].skip_buf0 = true; + } for (i = 0; i < nbufs; i += 2, buf += 2) { u32 buf0 = buf[0].addr, buf1 = 0; idx = q->head; - q->head = (q->head + 1) % q->ndesc; + next = (q->head + 1) % q->ndesc; desc = &q->desc[idx]; entry = &q->entry[idx]; - if ((q->flags & MT_QFLAG_WED) && - FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_RX) { - struct mt76_txwi_cache *t = txwi; - int rx_token; - - if (!t) - return -ENOMEM; - - rx_token = mt76_rx_token_consume(dev, (void *)skb, t, - buf[0].addr); - buf1 |= FIELD_PREP(MT_DMA_CTL_TOKEN, rx_token); - ctrl = FIELD_PREP(MT_DMA_CTL_SD_LEN0, buf[0].len) | - MT_DMA_CTL_TO_HOST; - } else { - if (txwi) { - q->entry[q->head].txwi = DMA_DUMMY_DATA; - q->entry[q->head].skip_buf0 = true; - } - - if (buf[0].skip_unmap) - entry->skip_buf0 = true; - entry->skip_buf1 = i == nbufs - 1; - - entry->dma_addr[0] = buf[0].addr; - entry->dma_len[0] = buf[0].len; - - ctrl = FIELD_PREP(MT_DMA_CTL_SD_LEN0, buf[0].len); - if (i < nbufs - 1) { - entry->dma_addr[1] = buf[1].addr; - entry->dma_len[1] = buf[1].len; - buf1 = buf[1].addr; - ctrl |= FIELD_PREP(MT_DMA_CTL_SD_LEN1, buf[1].len); - if (buf[1].skip_unmap) - entry->skip_buf1 = true; - } - - if (i == nbufs - 1) - ctrl |= MT_DMA_CTL_LAST_SEC0; - else if (i == nbufs - 2) - ctrl |= MT_DMA_CTL_LAST_SEC1; + if (buf[0].skip_unmap) + entry->skip_buf0 = true; + entry->skip_buf1 = i == nbufs - 1; + + entry->dma_addr[0] = buf[0].addr; + entry->dma_len[0] = buf[0].len; + + ctrl = FIELD_PREP(MT_DMA_CTL_SD_LEN0, buf[0].len); + if (i < nbufs - 1) { + entry->dma_addr[1] = buf[1].addr; + entry->dma_len[1] = buf[1].len; + buf1 = buf[1].addr; + ctrl |= FIELD_PREP(MT_DMA_CTL_SD_LEN1, buf[1].len); + if (buf[1].skip_unmap) + entry->skip_buf1 = true; } + if (i == nbufs - 1) + ctrl |= MT_DMA_CTL_LAST_SEC0; + else if (i == nbufs - 2) + ctrl |= MT_DMA_CTL_LAST_SEC1; + WRITE_ONCE(desc->buf0, cpu_to_le32(buf0)); WRITE_ONCE(desc->buf1, cpu_to_le32(buf1)); WRITE_ONCE(desc->info, cpu_to_le32(info)); WRITE_ONCE(desc->ctrl, cpu_to_le32(ctrl)); + q->head = next; q->queued++; } @@ -577,17 +609,9 @@ mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q) spin_lock_bh(&q->lock); while (q->queued < q->ndesc - 1) { - struct mt76_txwi_cache *t = NULL; struct mt76_queue_buf qbuf; void *buf = NULL; - if ((q->flags & MT_QFLAG_WED) && - FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_RX) { - t = mt76_get_rxwi(dev); - if (!t) - break; - } - buf = page_frag_alloc(rx_page, q->buf_size, GFP_ATOMIC); if (!buf) break; @@ -601,7 +625,12 @@ mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q) qbuf.addr = addr + offset; qbuf.len = len - offset; qbuf.skip_unmap = false; - mt76_dma_add_buf(dev, q, &qbuf, 1, 0, buf, t); + if (mt76_dma_add_rx_buf(dev, q, &qbuf, buf) < 0) { + dma_unmap_single(dev->dma_dev, addr, len, + DMA_FROM_DEVICE); + skb_free_frag(buf); + break; + } frames++; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c index 0a95c3da241b..8388e2a65853 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c @@ -653,6 +653,13 @@ static u32 mt7915_mmio_wed_init_rx_buf(struct mtk_wed_device *wed, int size) desc->buf0 = cpu_to_le32(phy_addr); token = mt76_rx_token_consume(&dev->mt76, ptr, t, phy_addr); + if (token < 0) { + dma_unmap_single(dev->mt76.dma_dev, phy_addr, + wed->wlan.rx_size, DMA_TO_DEVICE); + skb_free_frag(ptr); + goto unmap; + } + desc->token |= cpu_to_le32(FIELD_PREP(MT_DMA_CTL_TOKEN, token)); desc++; diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c index 24568b98ed9d..1f309d05380a 100644 --- a/drivers/net/wireless/mediatek/mt76/tx.c +++ b/drivers/net/wireless/mediatek/mt76/tx.c @@ -764,11 +764,12 @@ int mt76_rx_token_consume(struct mt76_dev *dev, void *ptr, spin_lock_bh(&dev->rx_token_lock); token = idr_alloc(&dev->rx_token, t, 0, dev->rx_token_size, GFP_ATOMIC); + if (token >= 0) { + t->ptr = ptr; + t->dma_addr = phys; + } spin_unlock_bh(&dev->rx_token_lock); - t->ptr = ptr; - t->dma_addr = phys; - return token; } EXPORT_SYMBOL_GPL(mt76_rx_token_consume); diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index 82a7458e01ae..bf72e5fd39cf 100644 --- a/drivers/net/wireless/rndis_wlan.c +++ b/drivers/net/wireless/rndis_wlan.c @@ -696,8 +696,8 @@ static int rndis_query_oid(struct usbnet *dev, u32 oid, void *data, int *len) struct rndis_query *get; struct rndis_query_c *get_c; } u; - int ret, buflen; - int resplen, respoffs, copylen; + int ret; + size_t buflen, resplen, respoffs, copylen; buflen = *len + sizeof(*u.get); if (buflen < CONTROL_BUFFER_SIZE) @@ -732,22 +732,15 @@ static int rndis_query_oid(struct usbnet *dev, u32 oid, void *data, int *len) if (respoffs > buflen) { /* Device returned data offset outside buffer, error. */ - netdev_dbg(dev->net, "%s(%s): received invalid " - "data offset: %d > %d\n", __func__, - oid_to_string(oid), respoffs, buflen); + netdev_dbg(dev->net, + "%s(%s): received invalid data offset: %zu > %zu\n", + __func__, oid_to_string(oid), respoffs, buflen); ret = -EINVAL; goto exit_unlock; } - if ((resplen + respoffs) > buflen) { - /* Device would have returned more data if buffer would - * have been big enough. Copy just the bits that we got. - */ - copylen = buflen - respoffs; - } else { - copylen = resplen; - } + copylen = min(resplen, buflen - respoffs); if (copylen > *len) copylen = *len; diff --git a/drivers/nvme/host/apple.c b/drivers/nvme/host/apple.c index bf1c60edb7f9..b317ce6c4ec3 100644 --- a/drivers/nvme/host/apple.c +++ b/drivers/nvme/host/apple.c @@ -829,7 +829,23 @@ static void apple_nvme_disable(struct apple_nvme *anv, bool shutdown) apple_nvme_remove_cq(anv); } - nvme_disable_ctrl(&anv->ctrl, shutdown); + /* + * Always disable the NVMe controller after shutdown. + * We need to do this to bring it back up later anyway, and we + * can't do it while the firmware is not running (e.g. in the + * resume reset path before RTKit is initialized), so for Apple + * controllers it makes sense to unconditionally do it here. + * Additionally, this sequence of events is reliable, while + * others (like disabling after bringing back the firmware on + * resume) seem to run into trouble under some circumstances. + * + * Both U-Boot and m1n1 also use this convention (i.e. an ANS + * NVMe controller is handed off with firmware shut down, in an + * NVMe disabled state, after a clean shutdown). + */ + if (shutdown) + nvme_disable_ctrl(&anv->ctrl, shutdown); + nvme_disable_ctrl(&anv->ctrl, false); } WRITE_ONCE(anv->ioq.enabled, false); @@ -985,11 +1001,11 @@ static void apple_nvme_reset_work(struct work_struct *work) goto out; } - if (anv->ctrl.ctrl_config & NVME_CC_ENABLE) - apple_nvme_disable(anv, false); - /* RTKit must be shut down cleanly for the (soft)-reset to work */ if (apple_rtkit_is_running(anv->rtk)) { + /* reset the controller if it is enabled */ + if (anv->ctrl.ctrl_config & NVME_CC_ENABLE) + apple_nvme_disable(anv, false); dev_dbg(anv->dev, "Trying to shut down RTKit before reset."); ret = apple_rtkit_shutdown(anv->rtk); if (ret) diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index a2553b7d9bb8..1ff8843bc4b3 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -1362,7 +1362,7 @@ static enum blk_eh_timer_return nvme_timeout(struct request *req) else nvme_poll_irqdisable(nvmeq); - if (blk_mq_request_completed(req)) { + if (blk_mq_rq_state(req) != MQ_RQ_IN_FLIGHT) { dev_warn(dev->ctrl.device, "I/O %d QID %d timeout, completion polled\n", req->tag, nvmeq->qid); diff --git a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c index 7585e8080b77..afc63552ecaf 100644 --- a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c +++ b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c @@ -255,7 +255,7 @@ static int imx8_pcie_phy_probe(struct platform_device *pdev) imx8_phy->perst = devm_reset_control_get_exclusive(dev, "perst"); if (IS_ERR(imx8_phy->perst)) - dev_err_probe(dev, PTR_ERR(imx8_phy->perst), + return dev_err_probe(dev, PTR_ERR(imx8_phy->perst), "Failed to get PCIE PHY PERST control\n"); } diff --git a/drivers/phy/phy-can-transceiver.c b/drivers/phy/phy-can-transceiver.c index 95c6dbb52da7..ce511ad5d369 100644 --- a/drivers/phy/phy-can-transceiver.c +++ b/drivers/phy/phy-can-transceiver.c @@ -99,6 +99,7 @@ static int can_transceiver_phy_probe(struct platform_device *pdev) struct gpio_desc *standby_gpio; struct gpio_desc *enable_gpio; u32 max_bitrate = 0; + int err; can_transceiver_phy = devm_kzalloc(dev, sizeof(struct can_transceiver_phy), GFP_KERNEL); if (!can_transceiver_phy) @@ -124,8 +125,8 @@ static int can_transceiver_phy_probe(struct platform_device *pdev) return PTR_ERR(phy); } - device_property_read_u32(dev, "max-bitrate", &max_bitrate); - if (!max_bitrate) + err = device_property_read_u32(dev, "max-bitrate", &max_bitrate); + if ((err != -EINVAL) && !max_bitrate) dev_warn(dev, "Invalid value for transceiver max bitrate. Ignoring bitrate limit\n"); phy->attrs.max_link_rate = max_bitrate; diff --git a/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c b/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c index 8807e59a1162..a52a9bf13b75 100644 --- a/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c +++ b/drivers/phy/qualcomm/phy-qcom-usb-hs-28nm.c @@ -401,26 +401,13 @@ static const struct hsphy_init_seq init_seq_femtophy[] = { HSPHY_INIT_CFG(0x90, 0x60, 0), }; -static const struct hsphy_init_seq init_seq_mdm9607[] = { - HSPHY_INIT_CFG(0x80, 0x44, 0), - HSPHY_INIT_CFG(0x81, 0x38, 0), - HSPHY_INIT_CFG(0x82, 0x24, 0), - HSPHY_INIT_CFG(0x83, 0x13, 0), -}; - static const struct hsphy_data hsphy_data_femtophy = { .init_seq = init_seq_femtophy, .init_seq_num = ARRAY_SIZE(init_seq_femtophy), }; -static const struct hsphy_data hsphy_data_mdm9607 = { - .init_seq = init_seq_mdm9607, - .init_seq_num = ARRAY_SIZE(init_seq_mdm9607), -}; - static const struct of_device_id qcom_snps_hsphy_match[] = { { .compatible = "qcom,usb-hs-28nm-femtophy", .data = &hsphy_data_femtophy, }, - { .compatible = "qcom,usb-hs-28nm-mdm9607", .data = &hsphy_data_mdm9607, }, { }, }; MODULE_DEVICE_TABLE(of, qcom_snps_hsphy_match); diff --git a/drivers/phy/renesas/r8a779f0-ether-serdes.c b/drivers/phy/renesas/r8a779f0-ether-serdes.c index ec6594e6dc27..e7588a940d69 100644 --- a/drivers/phy/renesas/r8a779f0-ether-serdes.c +++ b/drivers/phy/renesas/r8a779f0-ether-serdes.c @@ -126,7 +126,7 @@ r8a779f0_eth_serdes_chan_setting(struct r8a779f0_eth_serdes_channel *channel) r8a779f0_eth_serdes_write32(channel->addr, 0x0160, 0x180, 0x0007); r8a779f0_eth_serdes_write32(channel->addr, 0x01ac, 0x180, 0x0000); r8a779f0_eth_serdes_write32(channel->addr, 0x00c4, 0x180, 0x0310); - r8a779f0_eth_serdes_write32(channel->addr, 0x00c8, 0x380, 0x0101); + r8a779f0_eth_serdes_write32(channel->addr, 0x00c8, 0x180, 0x0101); ret = r8a779f0_eth_serdes_reg_wait(channel, 0x00c8, 0x0180, BIT(0), 0); if (ret) return ret; diff --git a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c index e6ededc51523..a0bc10aa7961 100644 --- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c +++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c @@ -485,8 +485,10 @@ static int rockchip_usb2phy_power_on(struct phy *phy) return ret; ret = property_enable(base, &rport->port_cfg->phy_sus, false); - if (ret) + if (ret) { + clk_disable_unprepare(rphy->clk480m); return ret; + } /* waiting for the utmi_clk to become stable */ usleep_range(1500, 2000); diff --git a/drivers/phy/sunplus/phy-sunplus-usb2.c b/drivers/phy/sunplus/phy-sunplus-usb2.c index e827b79f6d49..56de41091d63 100644 --- a/drivers/phy/sunplus/phy-sunplus-usb2.c +++ b/drivers/phy/sunplus/phy-sunplus-usb2.c @@ -254,6 +254,9 @@ static int sp_usb_phy_probe(struct platform_device *pdev) return PTR_ERR(usbphy->phy_regs); usbphy->moon4_res_mem = platform_get_resource_byname(pdev, IORESOURCE_MEM, "moon4"); + if (!usbphy->moon4_res_mem) + return -EINVAL; + usbphy->moon4_regs = devm_ioremap(&pdev->dev, usbphy->moon4_res_mem->start, resource_size(usbphy->moon4_res_mem)); if (!usbphy->moon4_regs) diff --git a/drivers/phy/ti/Kconfig b/drivers/phy/ti/Kconfig index 15a3bcf32308..b905902d5750 100644 --- a/drivers/phy/ti/Kconfig +++ b/drivers/phy/ti/Kconfig @@ -23,7 +23,7 @@ config PHY_DM816X_USB config PHY_AM654_SERDES tristate "TI AM654 SERDES support" - depends on OF && ARCH_K3 || COMPILE_TEST + depends on OF && (ARCH_K3 || COMPILE_TEST) depends on COMMON_CLK select GENERIC_PHY select MULTIPLEXER @@ -35,7 +35,7 @@ config PHY_AM654_SERDES config PHY_J721E_WIZ tristate "TI J721E WIZ (SERDES Wrapper) support" - depends on OF && ARCH_K3 || COMPILE_TEST + depends on OF && (ARCH_K3 || COMPILE_TEST) depends on HAS_IOMEM && OF_ADDRESS depends on COMMON_CLK select GENERIC_PHY diff --git a/drivers/pinctrl/nomadik/pinctrl-ab8500.c b/drivers/pinctrl/nomadik/pinctrl-ab8500.c index 3106a21cd277..d7b244df058f 100644 --- a/drivers/pinctrl/nomadik/pinctrl-ab8500.c +++ b/drivers/pinctrl/nomadik/pinctrl-ab8500.c @@ -6,9 +6,10 @@ */ #include <linux/kernel.h> -#include <linux/gpio/driver.h> #include <linux/pinctrl/pinctrl.h> + #include <linux/mfd/abx500/ab8500.h> + #include "pinctrl-abx500.h" /* All the pins that can be used for GPIO and some other functions */ diff --git a/drivers/pinctrl/nomadik/pinctrl-ab8505.c b/drivers/pinctrl/nomadik/pinctrl-ab8505.c index b93af1fb37f0..45aa958b573e 100644 --- a/drivers/pinctrl/nomadik/pinctrl-ab8505.c +++ b/drivers/pinctrl/nomadik/pinctrl-ab8505.c @@ -6,9 +6,10 @@ */ #include <linux/kernel.h> -#include <linux/gpio/driver.h> #include <linux/pinctrl/pinctrl.h> + #include <linux/mfd/abx500/ab8500.h> + #include "pinctrl-abx500.h" /* All the pins that can be used for GPIO and some other functions */ diff --git a/drivers/pinctrl/nomadik/pinctrl-abx500.c b/drivers/pinctrl/nomadik/pinctrl-abx500.c index 7aa534576a45..28c3403df1b0 100644 --- a/drivers/pinctrl/nomadik/pinctrl-abx500.c +++ b/drivers/pinctrl/nomadik/pinctrl-abx500.c @@ -6,33 +6,37 @@ * * Driver allows to use AxB5xx unused pins to be used as GPIO */ -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/slab.h> -#include <linux/init.h> +#include <linux/bitops.h> #include <linux/err.h> -#include <linux/of.h> -#include <linux/of_device.h> -#include <linux/platform_device.h> #include <linux/gpio/driver.h> +#include <linux/init.h> +#include <linux/interrupt.h> #include <linux/irq.h> #include <linux/irqdomain.h> -#include <linux/interrupt.h> -#include <linux/bitops.h> +#include <linux/kernel.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include <linux/seq_file.h> +#include <linux/slab.h> +#include <linux/types.h> + #include <linux/mfd/abx500.h> #include <linux/mfd/abx500/ab8500.h> -#include <linux/pinctrl/pinctrl.h> + #include <linux/pinctrl/consumer.h> -#include <linux/pinctrl/pinmux.h> -#include <linux/pinctrl/pinconf.h> -#include <linux/pinctrl/pinconf-generic.h> #include <linux/pinctrl/machine.h> +#include <linux/pinctrl/pinconf-generic.h> +#include <linux/pinctrl/pinconf.h> +#include <linux/pinctrl/pinctrl.h> +#include <linux/pinctrl/pinmux.h> -#include "pinctrl-abx500.h" #include "../core.h" #include "../pinconf.h" #include "../pinctrl-utils.h" +#include "pinctrl-abx500.h" + /* * GPIO registers offset * Bank: 0x10 diff --git a/drivers/pinctrl/nomadik/pinctrl-abx500.h b/drivers/pinctrl/nomadik/pinctrl-abx500.h index 90bb12fe8073..d67522084675 100644 --- a/drivers/pinctrl/nomadik/pinctrl-abx500.h +++ b/drivers/pinctrl/nomadik/pinctrl-abx500.h @@ -2,6 +2,10 @@ #ifndef PINCTRL_PINCTRL_ABx500_H #define PINCTRL_PINCTRL_ABx500_H +#include <linux/types.h> + +struct pinctrl_pin_desc; + /* Package definitions */ #define PINCTRL_AB8500 0 #define PINCTRL_AB8505 1 diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c b/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c index 758d21f0a850..490e0959e8be 100644 --- a/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c +++ b/drivers/pinctrl/nomadik/pinctrl-nomadik-db8500.c @@ -1,6 +1,9 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/kernel.h> +#include <linux/types.h> + #include <linux/pinctrl/pinctrl.h> + #include "pinctrl-nomadik.h" /* All the pins that can be used for GPIO and some other functions */ diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik-stn8815.c b/drivers/pinctrl/nomadik/pinctrl-nomadik-stn8815.c index c0d7c86d0939..1552222ac68e 100644 --- a/drivers/pinctrl/nomadik/pinctrl-nomadik-stn8815.c +++ b/drivers/pinctrl/nomadik/pinctrl-nomadik-stn8815.c @@ -1,6 +1,9 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/kernel.h> +#include <linux/types.h> + #include <linux/pinctrl/pinctrl.h> + #include "pinctrl-nomadik.h" /* All the pins that can be used for GPIO and some other functions */ diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.c b/drivers/pinctrl/nomadik/pinctrl-nomadik.c index f7d02513d8cc..86a638077a69 100644 --- a/drivers/pinctrl/nomadik/pinctrl-nomadik.c +++ b/drivers/pinctrl/nomadik/pinctrl-nomadik.c @@ -7,30 +7,34 @@ * Rewritten based on work by Prafulla WADASKAR <prafulla.wadaskar@st.com> * Copyright (C) 2011-2013 Linus Walleij <linus.walleij@linaro.org> */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/device.h> -#include <linux/platform_device.h> -#include <linux/io.h> +#include <linux/bitops.h> #include <linux/clk.h> +#include <linux/device.h> #include <linux/err.h> #include <linux/gpio/driver.h> -#include <linux/spinlock.h> +#include <linux/init.h> #include <linux/interrupt.h> -#include <linux/slab.h> -#include <linux/of_device.h> +#include <linux/io.h> +#include <linux/kernel.h> #include <linux/of_address.h> -#include <linux/bitops.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include <linux/seq_file.h> +#include <linux/slab.h> +#include <linux/spinlock.h> + +/* Since we request GPIOs from ourself */ +#include <linux/pinctrl/consumer.h> #include <linux/pinctrl/machine.h> +#include <linux/pinctrl/pinconf.h> #include <linux/pinctrl/pinctrl.h> #include <linux/pinctrl/pinmux.h> -#include <linux/pinctrl/pinconf.h> -/* Since we request GPIOs from ourself */ -#include <linux/pinctrl/consumer.h> -#include "pinctrl-nomadik.h" + #include "../core.h" #include "../pinctrl-utils.h" +#include "pinctrl-nomadik.h" + /* * The GPIO module in the Nomadik family of Systems-on-Chip is an * AMBA device, managing 32 pins and alternate functions. The logic block @@ -907,8 +911,6 @@ static int nmk_gpio_get_mode(struct nmk_gpio_chip *nmk_chip, int offset) return (afunc ? NMK_GPIO_ALT_A : 0) | (bfunc ? NMK_GPIO_ALT_B : 0); } -#include <linux/seq_file.h> - static void nmk_gpio_dbg_show_one(struct seq_file *s, struct pinctrl_dev *pctldev, struct gpio_chip *chip, unsigned offset, unsigned gpio) diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.h b/drivers/pinctrl/nomadik/pinctrl-nomadik.h index 84e297757335..1ef2559bc571 100644 --- a/drivers/pinctrl/nomadik/pinctrl-nomadik.h +++ b/drivers/pinctrl/nomadik/pinctrl-nomadik.h @@ -2,6 +2,11 @@ #ifndef PINCTRL_PINCTRL_NOMADIK_H #define PINCTRL_PINCTRL_NOMADIK_H +#include <linux/kernel.h> +#include <linux/types.h> + +#include <linux/pinctrl/pinctrl.h> + /* Package definitions */ #define PINCTRL_NMK_STN8815 0 #define PINCTRL_NMK_DB8500 1 diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index da974ff2d75d..5eeac92f610a 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -926,19 +926,19 @@ static struct rockchip_mux_route_data rk3568_mux_route_data[] = { RK_MUXROUTE_PMU(0, RK_PB5, 4, 0x0110, WRITE_MASK_VAL(3, 2, 1)), /* PWM1 IO mux M1 */ RK_MUXROUTE_PMU(0, RK_PC1, 1, 0x0110, WRITE_MASK_VAL(5, 4, 0)), /* PWM2 IO mux M0 */ RK_MUXROUTE_PMU(0, RK_PB6, 4, 0x0110, WRITE_MASK_VAL(5, 4, 1)), /* PWM2 IO mux M1 */ - RK_MUXROUTE_PMU(0, RK_PB3, 2, 0x0300, WRITE_MASK_VAL(0, 0, 0)), /* CAN0 IO mux M0 */ + RK_MUXROUTE_GRF(0, RK_PB3, 2, 0x0300, WRITE_MASK_VAL(0, 0, 0)), /* CAN0 IO mux M0 */ RK_MUXROUTE_GRF(2, RK_PA1, 4, 0x0300, WRITE_MASK_VAL(0, 0, 1)), /* CAN0 IO mux M1 */ RK_MUXROUTE_GRF(1, RK_PA1, 3, 0x0300, WRITE_MASK_VAL(2, 2, 0)), /* CAN1 IO mux M0 */ RK_MUXROUTE_GRF(4, RK_PC3, 3, 0x0300, WRITE_MASK_VAL(2, 2, 1)), /* CAN1 IO mux M1 */ RK_MUXROUTE_GRF(4, RK_PB5, 3, 0x0300, WRITE_MASK_VAL(4, 4, 0)), /* CAN2 IO mux M0 */ RK_MUXROUTE_GRF(2, RK_PB2, 4, 0x0300, WRITE_MASK_VAL(4, 4, 1)), /* CAN2 IO mux M1 */ RK_MUXROUTE_GRF(4, RK_PC4, 1, 0x0300, WRITE_MASK_VAL(6, 6, 0)), /* HPDIN IO mux M0 */ - RK_MUXROUTE_PMU(0, RK_PC2, 2, 0x0300, WRITE_MASK_VAL(6, 6, 1)), /* HPDIN IO mux M1 */ + RK_MUXROUTE_GRF(0, RK_PC2, 2, 0x0300, WRITE_MASK_VAL(6, 6, 1)), /* HPDIN IO mux M1 */ RK_MUXROUTE_GRF(3, RK_PB1, 3, 0x0300, WRITE_MASK_VAL(8, 8, 0)), /* GMAC1 IO mux M0 */ RK_MUXROUTE_GRF(4, RK_PA7, 3, 0x0300, WRITE_MASK_VAL(8, 8, 1)), /* GMAC1 IO mux M1 */ RK_MUXROUTE_GRF(4, RK_PD1, 1, 0x0300, WRITE_MASK_VAL(10, 10, 0)), /* HDMITX IO mux M0 */ - RK_MUXROUTE_PMU(0, RK_PC7, 1, 0x0300, WRITE_MASK_VAL(10, 10, 1)), /* HDMITX IO mux M1 */ - RK_MUXROUTE_PMU(0, RK_PB6, 1, 0x0300, WRITE_MASK_VAL(14, 14, 0)), /* I2C2 IO mux M0 */ + RK_MUXROUTE_GRF(0, RK_PC7, 1, 0x0300, WRITE_MASK_VAL(10, 10, 1)), /* HDMITX IO mux M1 */ + RK_MUXROUTE_GRF(0, RK_PB6, 1, 0x0300, WRITE_MASK_VAL(14, 14, 0)), /* I2C2 IO mux M0 */ RK_MUXROUTE_GRF(4, RK_PB4, 1, 0x0300, WRITE_MASK_VAL(14, 14, 1)), /* I2C2 IO mux M1 */ RK_MUXROUTE_GRF(1, RK_PA0, 1, 0x0304, WRITE_MASK_VAL(0, 0, 0)), /* I2C3 IO mux M0 */ RK_MUXROUTE_GRF(3, RK_PB6, 4, 0x0304, WRITE_MASK_VAL(0, 0, 1)), /* I2C3 IO mux M1 */ @@ -964,7 +964,7 @@ static struct rockchip_mux_route_data rk3568_mux_route_data[] = { RK_MUXROUTE_GRF(4, RK_PC3, 1, 0x0308, WRITE_MASK_VAL(12, 12, 1)), /* PWM15 IO mux M1 */ RK_MUXROUTE_GRF(3, RK_PD2, 3, 0x0308, WRITE_MASK_VAL(14, 14, 0)), /* SDMMC2 IO mux M0 */ RK_MUXROUTE_GRF(3, RK_PA5, 5, 0x0308, WRITE_MASK_VAL(14, 14, 1)), /* SDMMC2 IO mux M1 */ - RK_MUXROUTE_PMU(0, RK_PB5, 2, 0x030c, WRITE_MASK_VAL(0, 0, 0)), /* SPI0 IO mux M0 */ + RK_MUXROUTE_GRF(0, RK_PB5, 2, 0x030c, WRITE_MASK_VAL(0, 0, 0)), /* SPI0 IO mux M0 */ RK_MUXROUTE_GRF(2, RK_PD3, 3, 0x030c, WRITE_MASK_VAL(0, 0, 1)), /* SPI0 IO mux M1 */ RK_MUXROUTE_GRF(2, RK_PB5, 3, 0x030c, WRITE_MASK_VAL(2, 2, 0)), /* SPI1 IO mux M0 */ RK_MUXROUTE_GRF(3, RK_PC3, 3, 0x030c, WRITE_MASK_VAL(2, 2, 1)), /* SPI1 IO mux M1 */ @@ -973,8 +973,8 @@ static struct rockchip_mux_route_data rk3568_mux_route_data[] = { RK_MUXROUTE_GRF(4, RK_PB3, 4, 0x030c, WRITE_MASK_VAL(6, 6, 0)), /* SPI3 IO mux M0 */ RK_MUXROUTE_GRF(4, RK_PC2, 2, 0x030c, WRITE_MASK_VAL(6, 6, 1)), /* SPI3 IO mux M1 */ RK_MUXROUTE_GRF(2, RK_PB4, 2, 0x030c, WRITE_MASK_VAL(8, 8, 0)), /* UART1 IO mux M0 */ - RK_MUXROUTE_PMU(0, RK_PD1, 1, 0x030c, WRITE_MASK_VAL(8, 8, 1)), /* UART1 IO mux M1 */ - RK_MUXROUTE_PMU(0, RK_PD1, 1, 0x030c, WRITE_MASK_VAL(10, 10, 0)), /* UART2 IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PD6, 4, 0x030c, WRITE_MASK_VAL(8, 8, 1)), /* UART1 IO mux M1 */ + RK_MUXROUTE_GRF(0, RK_PD1, 1, 0x030c, WRITE_MASK_VAL(10, 10, 0)), /* UART2 IO mux M0 */ RK_MUXROUTE_GRF(1, RK_PD5, 2, 0x030c, WRITE_MASK_VAL(10, 10, 1)), /* UART2 IO mux M1 */ RK_MUXROUTE_GRF(1, RK_PA1, 2, 0x030c, WRITE_MASK_VAL(12, 12, 0)), /* UART3 IO mux M0 */ RK_MUXROUTE_GRF(3, RK_PB7, 4, 0x030c, WRITE_MASK_VAL(12, 12, 1)), /* UART3 IO mux M1 */ @@ -1004,13 +1004,13 @@ static struct rockchip_mux_route_data rk3568_mux_route_data[] = { RK_MUXROUTE_GRF(3, RK_PD6, 5, 0x0314, WRITE_MASK_VAL(1, 0, 1)), /* PDM IO mux M1 */ RK_MUXROUTE_GRF(4, RK_PA0, 4, 0x0314, WRITE_MASK_VAL(1, 0, 1)), /* PDM IO mux M1 */ RK_MUXROUTE_GRF(3, RK_PC4, 5, 0x0314, WRITE_MASK_VAL(1, 0, 2)), /* PDM IO mux M2 */ - RK_MUXROUTE_PMU(0, RK_PA5, 3, 0x0314, WRITE_MASK_VAL(3, 2, 0)), /* PCIE20 IO mux M0 */ + RK_MUXROUTE_GRF(0, RK_PA5, 3, 0x0314, WRITE_MASK_VAL(3, 2, 0)), /* PCIE20 IO mux M0 */ RK_MUXROUTE_GRF(2, RK_PD0, 4, 0x0314, WRITE_MASK_VAL(3, 2, 1)), /* PCIE20 IO mux M1 */ RK_MUXROUTE_GRF(1, RK_PB0, 4, 0x0314, WRITE_MASK_VAL(3, 2, 2)), /* PCIE20 IO mux M2 */ - RK_MUXROUTE_PMU(0, RK_PA4, 3, 0x0314, WRITE_MASK_VAL(5, 4, 0)), /* PCIE30X1 IO mux M0 */ + RK_MUXROUTE_GRF(0, RK_PA4, 3, 0x0314, WRITE_MASK_VAL(5, 4, 0)), /* PCIE30X1 IO mux M0 */ RK_MUXROUTE_GRF(2, RK_PD2, 4, 0x0314, WRITE_MASK_VAL(5, 4, 1)), /* PCIE30X1 IO mux M1 */ RK_MUXROUTE_GRF(1, RK_PA5, 4, 0x0314, WRITE_MASK_VAL(5, 4, 2)), /* PCIE30X1 IO mux M2 */ - RK_MUXROUTE_PMU(0, RK_PA6, 2, 0x0314, WRITE_MASK_VAL(7, 6, 0)), /* PCIE30X2 IO mux M0 */ + RK_MUXROUTE_GRF(0, RK_PA6, 2, 0x0314, WRITE_MASK_VAL(7, 6, 0)), /* PCIE30X2 IO mux M0 */ RK_MUXROUTE_GRF(2, RK_PD4, 4, 0x0314, WRITE_MASK_VAL(7, 6, 1)), /* PCIE30X2 IO mux M1 */ RK_MUXROUTE_GRF(4, RK_PC2, 4, 0x0314, WRITE_MASK_VAL(7, 6, 2)), /* PCIE30X2 IO mux M2 */ }; @@ -2436,10 +2436,19 @@ static int rockchip_get_pull(struct rockchip_pin_bank *bank, int pin_num) case RK3308: case RK3368: case RK3399: + case RK3568: case RK3588: pull_type = bank->pull_type[pin_num / 8]; data >>= bit; data &= (1 << RK3188_PULL_BITS_PER_PIN) - 1; + /* + * In the TRM, pull-up being 1 for everything except the GPIO0_D3-D6, + * where that pull up value becomes 3. + */ + if (ctrl->type == RK3568 && bank->bank_num == 0 && pin_num >= 27 && pin_num <= 30) { + if (data == 3) + data = 1; + } return rockchip_pull_list[pull_type][data]; default: @@ -2497,7 +2506,7 @@ static int rockchip_set_pull(struct rockchip_pin_bank *bank, } } /* - * In the TRM, pull-up being 1 for everything except the GPIO0_D0-D6, + * In the TRM, pull-up being 1 for everything except the GPIO0_D3-D6, * where that pull up value becomes 3. */ if (ctrl->type == RK3568 && bank->bank_num == 0 && pin_num >= 27 && pin_num <= 30) { diff --git a/drivers/pinctrl/sunplus/sppctl.c b/drivers/pinctrl/sunplus/sppctl.c index 2b3335ab56c6..25101293268f 100644 --- a/drivers/pinctrl/sunplus/sppctl.c +++ b/drivers/pinctrl/sunplus/sppctl.c @@ -499,7 +499,6 @@ static int sppctl_gpio_set_config(struct gpio_chip *chip, unsigned int offset, return 0; } -#ifdef CONFIG_DEBUG_FS static void sppctl_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip) { const char *label; @@ -521,7 +520,6 @@ static void sppctl_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip) seq_puts(s, "\n"); } } -#endif static int sppctl_gpio_new(struct platform_device *pdev, struct sppctl_pdata *pctl) { @@ -550,9 +548,8 @@ static int sppctl_gpio_new(struct platform_device *pdev, struct sppctl_pdata *pc gchip->get = sppctl_gpio_get; gchip->set = sppctl_gpio_set; gchip->set_config = sppctl_gpio_set_config; -#ifdef CONFIG_DEBUG_FS - gchip->dbg_show = sppctl_gpio_dbg_show; -#endif + gchip->dbg_show = IS_ENABLED(CONFIG_DEBUG_FS) ? + sppctl_gpio_dbg_show : NULL; gchip->base = -1; gchip->ngpio = sppctl_gpio_list_sz; gchip->names = sppctl_gpio_list_s; diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig index de176c2fbad9..2a52c990d4fe 100644 --- a/drivers/reset/Kconfig +++ b/drivers/reset/Kconfig @@ -257,7 +257,7 @@ config RESET_SUNXI config RESET_TI_SCI tristate "TI System Control Interface (TI-SCI) reset driver" - depends on TI_SCI_PROTOCOL || COMPILE_TEST + depends on TI_SCI_PROTOCOL || (COMPILE_TEST && TI_SCI_PROTOCOL=n) help This enables the reset driver support over TI System Control Interface available on some new TI's SoCs. If you wish to use reset resources diff --git a/drivers/reset/reset-uniphier-glue.c b/drivers/reset/reset-uniphier-glue.c index 146fd5d45e99..15abac9fc72c 100644 --- a/drivers/reset/reset-uniphier-glue.c +++ b/drivers/reset/reset-uniphier-glue.c @@ -47,7 +47,6 @@ static int uniphier_glue_reset_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct uniphier_glue_reset_priv *priv; struct resource *res; - resource_size_t size; int i, ret; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); @@ -60,7 +59,6 @@ static int uniphier_glue_reset_probe(struct platform_device *pdev) return -EINVAL; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - size = resource_size(res); priv->rdata.membase = devm_ioremap_resource(dev, res); if (IS_ERR(priv->rdata.membase)) return PTR_ERR(priv->rdata.membase); @@ -96,7 +94,7 @@ static int uniphier_glue_reset_probe(struct platform_device *pdev) spin_lock_init(&priv->rdata.lock); priv->rdata.rcdev.owner = THIS_MODULE; - priv->rdata.rcdev.nr_resets = size * BITS_PER_BYTE; + priv->rdata.rcdev.nr_resets = resource_size(res) * BITS_PER_BYTE; priv->rdata.rcdev.ops = &reset_simple_ops; priv->rdata.rcdev.of_node = dev->of_node; priv->rdata.active_low = true; diff --git a/drivers/soc/imx/imx8mp-blk-ctrl.c b/drivers/soc/imx/imx8mp-blk-ctrl.c index 0e3b6ba22f94..0f13853901df 100644 --- a/drivers/soc/imx/imx8mp-blk-ctrl.c +++ b/drivers/soc/imx/imx8mp-blk-ctrl.c @@ -212,7 +212,7 @@ static void imx8mp_hdmi_blk_ctrl_power_on(struct imx8mp_blk_ctrl *bc, break; case IMX8MP_HDMIBLK_PD_LCDIF: regmap_set_bits(bc->regmap, HDMI_RTX_CLK_CTL0, - BIT(7) | BIT(16) | BIT(17) | BIT(18) | + BIT(16) | BIT(17) | BIT(18) | BIT(19) | BIT(20)); regmap_set_bits(bc->regmap, HDMI_RTX_CLK_CTL1, BIT(11)); regmap_set_bits(bc->regmap, HDMI_RTX_RESET_CTL0, @@ -241,6 +241,7 @@ static void imx8mp_hdmi_blk_ctrl_power_on(struct imx8mp_blk_ctrl *bc, regmap_set_bits(bc->regmap, HDMI_TX_CONTROL0, BIT(1)); break; case IMX8MP_HDMIBLK_PD_HDMI_TX_PHY: + regmap_set_bits(bc->regmap, HDMI_RTX_CLK_CTL0, BIT(7)); regmap_set_bits(bc->regmap, HDMI_RTX_CLK_CTL1, BIT(22) | BIT(24)); regmap_set_bits(bc->regmap, HDMI_RTX_RESET_CTL0, BIT(12)); regmap_clear_bits(bc->regmap, HDMI_TX_CONTROL0, BIT(3)); @@ -270,7 +271,7 @@ static void imx8mp_hdmi_blk_ctrl_power_off(struct imx8mp_blk_ctrl *bc, BIT(4) | BIT(5) | BIT(6)); regmap_clear_bits(bc->regmap, HDMI_RTX_CLK_CTL1, BIT(11)); regmap_clear_bits(bc->regmap, HDMI_RTX_CLK_CTL0, - BIT(7) | BIT(16) | BIT(17) | BIT(18) | + BIT(16) | BIT(17) | BIT(18) | BIT(19) | BIT(20)); break; case IMX8MP_HDMIBLK_PD_PAI: @@ -298,6 +299,7 @@ static void imx8mp_hdmi_blk_ctrl_power_off(struct imx8mp_blk_ctrl *bc, case IMX8MP_HDMIBLK_PD_HDMI_TX_PHY: regmap_set_bits(bc->regmap, HDMI_TX_CONTROL0, BIT(3)); regmap_clear_bits(bc->regmap, HDMI_RTX_RESET_CTL0, BIT(12)); + regmap_clear_bits(bc->regmap, HDMI_RTX_CLK_CTL0, BIT(7)); regmap_clear_bits(bc->regmap, HDMI_RTX_CLK_CTL1, BIT(22) | BIT(24)); break; case IMX8MP_HDMIBLK_PD_HDCP: @@ -590,7 +592,6 @@ static int imx8mp_blk_ctrl_probe(struct platform_device *pdev) ret = PTR_ERR(domain->power_dev); goto cleanup_pds; } - dev_set_name(domain->power_dev, "%s", data->name); domain->genpd.name = data->name; domain->genpd.power_on = imx8mp_blk_ctrl_power_on; diff --git a/drivers/soc/imx/soc-imx8m.c b/drivers/soc/imx/soc-imx8m.c index 28144c699b0c..32ed9dc88e45 100644 --- a/drivers/soc/imx/soc-imx8m.c +++ b/drivers/soc/imx/soc-imx8m.c @@ -66,8 +66,8 @@ static u32 __init imx8mq_soc_revision(void) ocotp_base = of_iomap(np, 0); WARN_ON(!ocotp_base); clk = of_clk_get_by_name(np, NULL); - if (!clk) { - WARN_ON(!clk); + if (IS_ERR(clk)) { + WARN_ON(IS_ERR(clk)); return 0; } diff --git a/drivers/soc/qcom/apr.c b/drivers/soc/qcom/apr.c index cd44f17dad3d..d51abb462ae5 100644 --- a/drivers/soc/qcom/apr.c +++ b/drivers/soc/qcom/apr.c @@ -461,9 +461,10 @@ static int apr_add_device(struct device *dev, struct device_node *np, goto out; } + /* Protection domain is optional, it does not exist on older platforms */ ret = of_property_read_string_index(np, "qcom,protection-domain", 1, &adev->service_path); - if (ret < 0) { + if (ret < 0 && ret != -EINVAL) { dev_err(dev, "Failed to read second value of qcom,protection-domain\n"); goto out; } diff --git a/drivers/soc/qcom/cpr.c b/drivers/soc/qcom/cpr.c index e9b854ed1bdf..144ea68e0920 100644 --- a/drivers/soc/qcom/cpr.c +++ b/drivers/soc/qcom/cpr.c @@ -1708,12 +1708,16 @@ static int cpr_probe(struct platform_device *pdev) ret = of_genpd_add_provider_simple(dev->of_node, &drv->pd); if (ret) - return ret; + goto err_remove_genpd; platform_set_drvdata(pdev, drv); cpr_debugfs_init(drv); return 0; + +err_remove_genpd: + pm_genpd_remove(&drv->pd); + return ret; } static int cpr_remove(struct platform_device *pdev) diff --git a/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h b/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h index db1441c0cc66..690ab7165b2c 100644 --- a/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h +++ b/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h @@ -86,7 +86,7 @@ struct vchiq_service_params_kernel { struct vchiq_instance; -extern enum vchiq_status vchiq_initialise(struct vchiq_instance **pinstance); +extern int vchiq_initialise(struct vchiq_instance **pinstance); extern enum vchiq_status vchiq_shutdown(struct vchiq_instance *instance); extern enum vchiq_status vchiq_connect(struct vchiq_instance *instance); extern enum vchiq_status vchiq_open_service(struct vchiq_instance *instance, diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h index 2851ef6b9cd0..cd20eb18f275 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h @@ -100,10 +100,10 @@ vchiq_dump_platform_use_state(struct vchiq_state *state); extern void vchiq_dump_service_use_state(struct vchiq_state *state); -extern enum vchiq_status +extern int vchiq_use_internal(struct vchiq_state *state, struct vchiq_service *service, enum USE_TYPE_E use_type); -extern enum vchiq_status +extern int vchiq_release_internal(struct vchiq_state *state, struct vchiq_service *service); diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c index f17ab2316dbd..77bd47d976a2 100644 --- a/drivers/thermal/thermal_core.c +++ b/drivers/thermal/thermal_core.c @@ -909,15 +909,20 @@ __thermal_cooling_device_register(struct device_node *np, cdev->devdata = devdata; ret = cdev->ops->get_max_state(cdev, &cdev->max_state); - if (ret) - goto out_kfree_type; + if (ret) { + kfree(cdev->type); + goto out_ida_remove; + } thermal_cooling_device_setup_sysfs(cdev); + ret = dev_set_name(&cdev->device, "cooling_device%d", cdev->id); if (ret) { + kfree(cdev->type); thermal_cooling_device_destroy_sysfs(cdev); - goto out_kfree_type; + goto out_ida_remove; } + ret = device_register(&cdev->device); if (ret) goto out_kfree_type; @@ -943,6 +948,8 @@ out_kfree_type: thermal_cooling_device_destroy_sysfs(cdev); kfree(cdev->type); put_device(&cdev->device); + + /* thermal_release() takes care of the rest */ cdev = NULL; out_ida_remove: ida_free(&thermal_cdev_ida, id); diff --git a/drivers/thunderbolt/retimer.c b/drivers/thunderbolt/retimer.c index 81252e31014a..56008eb91e2e 100644 --- a/drivers/thunderbolt/retimer.c +++ b/drivers/thunderbolt/retimer.c @@ -427,13 +427,6 @@ int tb_retimer_scan(struct tb_port *port, bool add) { u32 status[TB_MAX_RETIMER_INDEX + 1] = {}; int ret, i, last_idx = 0; - struct usb4_port *usb4; - - usb4 = port->usb4; - if (!usb4) - return 0; - - pm_runtime_get_sync(&usb4->dev); /* * Send broadcast RT to make sure retimer indices facing this @@ -441,7 +434,7 @@ int tb_retimer_scan(struct tb_port *port, bool add) */ ret = usb4_port_enumerate_retimers(port); if (ret) - goto out; + return ret; /* * Enable sideband channel for each retimer. We can do this @@ -471,12 +464,11 @@ int tb_retimer_scan(struct tb_port *port, bool add) break; } - if (!last_idx) { - ret = 0; - goto out; - } + if (!last_idx) + return 0; /* Add on-board retimers if they do not exist already */ + ret = 0; for (i = 1; i <= last_idx; i++) { struct tb_retimer *rt; @@ -490,10 +482,6 @@ int tb_retimer_scan(struct tb_port *port, bool add) } } -out: - pm_runtime_mark_last_busy(&usb4->dev); - pm_runtime_put_autosuspend(&usb4->dev); - return ret; } diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c index 462845804427..3f1ab30c4fb1 100644 --- a/drivers/thunderbolt/tb.c +++ b/drivers/thunderbolt/tb.c @@ -628,11 +628,15 @@ static void tb_scan_port(struct tb_port *port) * Downstream switch is reachable through two ports. * Only scan on the primary port (link_nr == 0). */ + + if (port->usb4) + pm_runtime_get_sync(&port->usb4->dev); + if (tb_wait_for_port(port, false) <= 0) - return; + goto out_rpm_put; if (port->remote) { tb_port_dbg(port, "port already has a remote\n"); - return; + goto out_rpm_put; } tb_retimer_scan(port, true); @@ -647,12 +651,12 @@ static void tb_scan_port(struct tb_port *port) */ if (PTR_ERR(sw) == -EIO || PTR_ERR(sw) == -EADDRNOTAVAIL) tb_scan_xdomain(port); - return; + goto out_rpm_put; } if (tb_switch_configure(sw)) { tb_switch_put(sw); - return; + goto out_rpm_put; } /* @@ -681,7 +685,7 @@ static void tb_scan_port(struct tb_port *port) if (tb_switch_add(sw)) { tb_switch_put(sw); - return; + goto out_rpm_put; } /* Link the switches using both links if available */ @@ -733,6 +737,12 @@ static void tb_scan_port(struct tb_port *port) tb_add_dp_resources(sw); tb_scan_switch(sw); + +out_rpm_put: + if (port->usb4) { + pm_runtime_mark_last_busy(&port->usb4->dev); + pm_runtime_put_autosuspend(&port->usb4->dev); + } } static void tb_deactivate_and_free_tunnel(struct tb_tunnel *tunnel) diff --git a/drivers/thunderbolt/tunnel.c b/drivers/thunderbolt/tunnel.c index 2c3cf7fc3357..1fc3c29b24f8 100644 --- a/drivers/thunderbolt/tunnel.c +++ b/drivers/thunderbolt/tunnel.c @@ -1275,7 +1275,7 @@ static void tb_usb3_reclaim_available_bandwidth(struct tb_tunnel *tunnel, return; } else if (!ret) { /* Use maximum link rate if the link valid is not set */ - ret = usb4_usb3_port_max_link_rate(tunnel->src_port); + ret = tb_usb3_max_link_rate(tunnel->dst_port, tunnel->src_port); if (ret < 0) { tb_tunnel_warn(tunnel, "failed to read maximum link rate\n"); return; diff --git a/drivers/thunderbolt/xdomain.c b/drivers/thunderbolt/xdomain.c index cfa83486c9da..3c51e47dd86b 100644 --- a/drivers/thunderbolt/xdomain.c +++ b/drivers/thunderbolt/xdomain.c @@ -1419,12 +1419,19 @@ static int tb_xdomain_get_properties(struct tb_xdomain *xd) * registered, we notify the userspace that it has changed. */ if (!update) { - struct tb_port *port; + /* + * Now disable lane 1 if bonding was not enabled. Do + * this only if bonding was possible at the beginning + * (that is we are the connection manager and there are + * two lanes). + */ + if (xd->bonding_possible) { + struct tb_port *port; - /* Now disable lane 1 if bonding was not enabled */ - port = tb_port_at(xd->route, tb_xdomain_parent(xd)); - if (!port->bonded) - tb_port_disable(port->dual_link_port); + port = tb_port_at(xd->route, tb_xdomain_parent(xd)); + if (!port->bonded) + tb_port_disable(port->dual_link_port); + } if (device_add(&xd->dev)) { dev_err(&xd->dev, "failed to add XDomain device\n"); diff --git a/drivers/tty/serial/8250/8250_exar.c b/drivers/tty/serial/8250/8250_exar.c index 314a05e009df..64770c62bbec 100644 --- a/drivers/tty/serial/8250/8250_exar.c +++ b/drivers/tty/serial/8250/8250_exar.c @@ -43,6 +43,12 @@ #define PCI_DEVICE_ID_EXAR_XR17V4358 0x4358 #define PCI_DEVICE_ID_EXAR_XR17V8358 0x8358 +#define PCI_DEVICE_ID_SEALEVEL_710xC 0x1001 +#define PCI_DEVICE_ID_SEALEVEL_720xC 0x1002 +#define PCI_DEVICE_ID_SEALEVEL_740xC 0x1004 +#define PCI_DEVICE_ID_SEALEVEL_780xC 0x1008 +#define PCI_DEVICE_ID_SEALEVEL_716xC 0x1010 + #define UART_EXAR_INT0 0x80 #define UART_EXAR_8XMODE 0x88 /* 8X sampling rate select */ #define UART_EXAR_SLEEP 0x8b /* Sleep mode */ @@ -638,6 +644,8 @@ exar_pci_probe(struct pci_dev *pcidev, const struct pci_device_id *ent) nr_ports = BIT(((pcidev->device & 0x38) >> 3) - 1); else if (board->num_ports) nr_ports = board->num_ports; + else if (pcidev->vendor == PCI_VENDOR_ID_SEALEVEL) + nr_ports = pcidev->device & 0xff; else nr_ports = pcidev->device & 0x0f; @@ -864,6 +872,12 @@ static const struct pci_device_id exar_pci_tbl[] = { EXAR_DEVICE(COMMTECH, 4224PCI335, pbn_fastcom335_4), EXAR_DEVICE(COMMTECH, 2324PCI335, pbn_fastcom335_4), EXAR_DEVICE(COMMTECH, 2328PCI335, pbn_fastcom335_8), + + EXAR_DEVICE(SEALEVEL, 710xC, pbn_exar_XR17V35x), + EXAR_DEVICE(SEALEVEL, 720xC, pbn_exar_XR17V35x), + EXAR_DEVICE(SEALEVEL, 740xC, pbn_exar_XR17V35x), + EXAR_DEVICE(SEALEVEL, 780xC, pbn_exar_XR17V35x), + EXAR_DEVICE(SEALEVEL, 716xC, pbn_exar_XR17V35x), { 0, } }; MODULE_DEVICE_TABLE(pci, exar_pci_tbl); diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index d75c39f4622b..d8c2f3455eeb 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -1466,6 +1466,10 @@ static bool pl011_tx_chars(struct uart_amba_port *uap, bool from_irq) struct circ_buf *xmit = &uap->port.state->xmit; int count = uap->fifosize >> 1; + if ((uap->port.rs485.flags & SER_RS485_ENABLED) && + !uap->rs485_tx_started) + pl011_rs485_tx_start(uap); + if (uap->port.x_char) { if (!pl011_tx_char(uap, uap->port.x_char, from_irq)) return true; @@ -1477,10 +1481,6 @@ static bool pl011_tx_chars(struct uart_amba_port *uap, bool from_irq) return false; } - if ((uap->port.rs485.flags & SER_RS485_ENABLED) && - !uap->rs485_tx_started) - pl011_rs485_tx_start(uap); - /* If we are using DMA mode, try to send some characters. */ if (pl011_dma_tx_irq(uap)) return true; diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c index f1c06e12efa0..9cd7479b03c0 100644 --- a/drivers/tty/serial/atmel_serial.c +++ b/drivers/tty/serial/atmel_serial.c @@ -2657,13 +2657,7 @@ static void __init atmel_console_get_options(struct uart_port *port, int *baud, else if (mr == ATMEL_US_PAR_ODD) *parity = 'o'; - /* - * The serial core only rounds down when matching this to a - * supported baud rate. Make sure we don't end up slightly - * lower than one of those, as it would make us fall through - * to a much lower baud rate than we really want. - */ - *baud = port->uartclk / (16 * (quot - 1)); + *baud = port->uartclk / (16 * quot); } static int __init atmel_console_setup(struct console *co, char *options) diff --git a/drivers/tty/serial/kgdboc.c b/drivers/tty/serial/kgdboc.c index a3ed9b34e2ab..7ce7bb164005 100644 --- a/drivers/tty/serial/kgdboc.c +++ b/drivers/tty/serial/kgdboc.c @@ -171,6 +171,7 @@ static int configure_kgdboc(void) int err = -ENODEV; char *cptr = config; struct console *cons; + int cookie; if (!strlen(config) || isspace(config[0])) { err = 0; @@ -189,20 +190,9 @@ static int configure_kgdboc(void) if (kgdboc_register_kbd(&cptr)) goto do_register; - /* - * tty_find_polling_driver() can call uart_set_options() - * (via poll_init) to configure the uart. Take the console_list_lock - * in order to synchronize against register_console(), which can also - * configure the uart via uart_set_options(). This also allows safe - * traversal of the console list. - */ - console_list_lock(); - p = tty_find_polling_driver(cptr, &tty_line); - if (!p) { - console_list_unlock(); + if (!p) goto noconfig; - } /* * Take console_lock to serialize device() callback with @@ -211,7 +201,8 @@ static int configure_kgdboc(void) */ console_lock(); - for_each_console(cons) { + cookie = console_srcu_read_lock(); + for_each_console_srcu(cons) { int idx; if (cons->device && cons->device(cons, &idx) == p && idx == tty_line) { @@ -219,11 +210,10 @@ static int configure_kgdboc(void) break; } } + console_srcu_read_unlock(cookie); console_unlock(); - console_list_unlock(); - kgdb_tty_driver = p; kgdb_tty_line = tty_line; diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c index 3d54a43768cd..9576ba8bbc40 100644 --- a/drivers/tty/serial/pch_uart.c +++ b/drivers/tty/serial/pch_uart.c @@ -749,7 +749,7 @@ static void pch_dma_tx_complete(void *arg) uart_xmit_advance(port, sg_dma_len(sg)); async_tx_ack(priv->desc_tx); - dma_unmap_sg(port->dev, sg, priv->orig_nent, DMA_TO_DEVICE); + dma_unmap_sg(port->dev, priv->sg_tx_p, priv->orig_nent, DMA_TO_DEVICE); priv->tx_dma_use = 0; priv->nent = 0; priv->orig_nent = 0; diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c index b487823f0e61..57f04f8bf504 100644 --- a/drivers/tty/serial/qcom_geni_serial.c +++ b/drivers/tty/serial/qcom_geni_serial.c @@ -864,9 +864,10 @@ out_unlock: return IRQ_HANDLED; } -static void get_tx_fifo_size(struct qcom_geni_serial_port *port) +static int setup_fifos(struct qcom_geni_serial_port *port) { struct uart_port *uport; + u32 old_rx_fifo_depth = port->rx_fifo_depth; uport = &port->uport; port->tx_fifo_depth = geni_se_get_tx_fifo_depth(&port->se); @@ -874,6 +875,16 @@ static void get_tx_fifo_size(struct qcom_geni_serial_port *port) port->rx_fifo_depth = geni_se_get_rx_fifo_depth(&port->se); uport->fifosize = (port->tx_fifo_depth * port->tx_fifo_width) / BITS_PER_BYTE; + + if (port->rx_fifo && (old_rx_fifo_depth != port->rx_fifo_depth) && port->rx_fifo_depth) { + port->rx_fifo = devm_krealloc(uport->dev, port->rx_fifo, + port->rx_fifo_depth * sizeof(u32), + GFP_KERNEL); + if (!port->rx_fifo) + return -ENOMEM; + } + + return 0; } @@ -888,6 +899,7 @@ static int qcom_geni_serial_port_setup(struct uart_port *uport) u32 rxstale = DEFAULT_BITS_PER_CHAR * STALE_TIMEOUT; u32 proto; u32 pin_swap; + int ret; proto = geni_se_read_proto(&port->se); if (proto != GENI_SE_UART) { @@ -897,7 +909,9 @@ static int qcom_geni_serial_port_setup(struct uart_port *uport) qcom_geni_serial_stop_rx(uport); - get_tx_fifo_size(port); + ret = setup_fifos(port); + if (ret) + return ret; writel(rxstale, uport->membase + SE_UART_RX_STALE_CNT); @@ -1516,7 +1530,7 @@ static int qcom_geni_serial_remove(struct platform_device *pdev) return 0; } -static int __maybe_unused qcom_geni_serial_sys_suspend(struct device *dev) +static int qcom_geni_serial_sys_suspend(struct device *dev) { struct qcom_geni_serial_port *port = dev_get_drvdata(dev); struct uart_port *uport = &port->uport; @@ -1533,7 +1547,7 @@ static int __maybe_unused qcom_geni_serial_sys_suspend(struct device *dev) return uart_suspend_port(private_data->drv, uport); } -static int __maybe_unused qcom_geni_serial_sys_resume(struct device *dev) +static int qcom_geni_serial_sys_resume(struct device *dev) { int ret; struct qcom_geni_serial_port *port = dev_get_drvdata(dev); @@ -1581,10 +1595,12 @@ static int qcom_geni_serial_sys_hib_resume(struct device *dev) } static const struct dev_pm_ops qcom_geni_serial_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(qcom_geni_serial_sys_suspend, - qcom_geni_serial_sys_resume) - .restore = qcom_geni_serial_sys_hib_resume, - .thaw = qcom_geni_serial_sys_hib_resume, + .suspend = pm_sleep_ptr(qcom_geni_serial_sys_suspend), + .resume = pm_sleep_ptr(qcom_geni_serial_sys_resume), + .freeze = pm_sleep_ptr(qcom_geni_serial_sys_suspend), + .poweroff = pm_sleep_ptr(qcom_geni_serial_sys_suspend), + .restore = pm_sleep_ptr(qcom_geni_serial_sys_hib_resume), + .thaw = pm_sleep_ptr(qcom_geni_serial_sys_hib_resume), }; static const struct of_device_id qcom_geni_serial_match_table[] = { diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index b9fbbee598b8..ec874f3a567c 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -2212,6 +2212,9 @@ EXPORT_SYMBOL_GPL(uart_parse_options); * @parity: parity character - 'n' (none), 'o' (odd), 'e' (even) * @bits: number of data bits * @flow: flow control character - 'r' (rts) + * + * Locking: Caller must hold console_list_lock in order to serialize + * early initialization of the serial-console lock. */ int uart_set_options(struct uart_port *port, struct console *co, @@ -2619,7 +2622,9 @@ static int uart_poll_init(struct tty_driver *driver, int line, char *options) if (!ret && options) { uart_parse_options(options, &baud, &parity, &bits, &flow); + console_list_lock(); ret = uart_set_options(port, NULL, baud, parity, bits, flow); + console_list_unlock(); } out: mutex_unlock(&tport->mutex); diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c index 5adcb349718c..ccfaebca6faa 100644 --- a/drivers/usb/cdns3/cdns3-gadget.c +++ b/drivers/usb/cdns3/cdns3-gadget.c @@ -2614,6 +2614,7 @@ int cdns3_gadget_ep_dequeue(struct usb_ep *ep, u8 req_on_hw_ring = 0; unsigned long flags; int ret = 0; + int val; if (!ep || !request || !ep->desc) return -EINVAL; @@ -2649,6 +2650,13 @@ found: /* Update ring only if removed request is on pending_req_list list */ if (req_on_hw_ring && link_trb) { + /* Stop DMA */ + writel(EP_CMD_DFLUSH, &priv_dev->regs->ep_cmd); + + /* wait for DFLUSH cleared */ + readl_poll_timeout_atomic(&priv_dev->regs->ep_cmd, val, + !(val & EP_CMD_DFLUSH), 1, 1000); + link_trb->buffer = cpu_to_le32(TRB_BUFFER(priv_ep->trb_pool_dma + ((priv_req->end_trb + 1) * TRB_SIZE))); link_trb->control = cpu_to_le32((le32_to_cpu(link_trb->control) & TRB_CYCLE) | @@ -2660,6 +2668,10 @@ found: cdns3_gadget_giveback(priv_ep, priv_req, -ECONNRESET); + req = cdns3_next_request(&priv_ep->pending_req_list); + if (req) + cdns3_rearm_transfer(priv_ep, 1); + not_found: spin_unlock_irqrestore(&priv_dev->lock, flags); return ret; diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c index 484b1cd23431..27c601296130 100644 --- a/drivers/usb/chipidea/core.c +++ b/drivers/usb/chipidea/core.c @@ -1294,12 +1294,12 @@ static void ci_extcon_wakeup_int(struct ci_hdrc *ci) cable_id = &ci->platdata->id_extcon; cable_vbus = &ci->platdata->vbus_extcon; - if ((!IS_ERR(cable_id->edev) || !IS_ERR(ci->role_switch)) + if ((!IS_ERR(cable_id->edev) || ci->role_switch) && ci->is_otg && (otgsc & OTGSC_IDIE) && (otgsc & OTGSC_IDIS)) ci_irq(ci); - if ((!IS_ERR(cable_vbus->edev) || !IS_ERR(ci->role_switch)) + if ((!IS_ERR(cable_vbus->edev) || ci->role_switch) && ci->is_otg && (otgsc & OTGSC_BSVIE) && (otgsc & OTGSC_BSVIS)) ci_irq(ci); diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 77e73fc8d673..9eca403af2a8 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -44,6 +44,9 @@ #define USB_PRODUCT_USB5534B 0x5534 #define USB_VENDOR_CYPRESS 0x04b4 #define USB_PRODUCT_CY7C65632 0x6570 +#define USB_VENDOR_TEXAS_INSTRUMENTS 0x0451 +#define USB_PRODUCT_TUSB8041_USB3 0x8140 +#define USB_PRODUCT_TUSB8041_USB2 0x8142 #define HUB_QUIRK_CHECK_PORT_AUTOSUSPEND 0x01 #define HUB_QUIRK_DISABLE_AUTOSUSPEND 0x02 @@ -5854,6 +5857,16 @@ static const struct usb_device_id hub_id_table[] = { .idVendor = USB_VENDOR_GENESYS_LOGIC, .bInterfaceClass = USB_CLASS_HUB, .driver_info = HUB_QUIRK_CHECK_PORT_AUTOSUSPEND}, + { .match_flags = USB_DEVICE_ID_MATCH_VENDOR + | USB_DEVICE_ID_MATCH_PRODUCT, + .idVendor = USB_VENDOR_TEXAS_INSTRUMENTS, + .idProduct = USB_PRODUCT_TUSB8041_USB2, + .driver_info = HUB_QUIRK_DISABLE_AUTOSUSPEND}, + { .match_flags = USB_DEVICE_ID_MATCH_VENDOR + | USB_DEVICE_ID_MATCH_PRODUCT, + .idVendor = USB_VENDOR_TEXAS_INSTRUMENTS, + .idProduct = USB_PRODUCT_TUSB8041_USB3, + .driver_info = HUB_QUIRK_DISABLE_AUTOSUSPEND}, { .match_flags = USB_DEVICE_ID_MATCH_DEV_CLASS, .bDeviceClass = USB_CLASS_HUB}, { .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS, diff --git a/drivers/usb/core/usb-acpi.c b/drivers/usb/core/usb-acpi.c index 6d93428432f1..533baa85083c 100644 --- a/drivers/usb/core/usb-acpi.c +++ b/drivers/usb/core/usb-acpi.c @@ -37,6 +37,71 @@ bool usb_acpi_power_manageable(struct usb_device *hdev, int index) } EXPORT_SYMBOL_GPL(usb_acpi_power_manageable); +#define UUID_USB_CONTROLLER_DSM "ce2ee385-00e6-48cb-9f05-2edb927c4899" +#define USB_DSM_DISABLE_U1_U2_FOR_PORT 5 + +/** + * usb_acpi_port_lpm_incapable - check if lpm should be disabled for a port. + * @hdev: USB device belonging to the usb hub + * @index: zero based port index + * + * Some USB3 ports may not support USB3 link power management U1/U2 states + * due to different retimer setup. ACPI provides _DSM method which returns 0x01 + * if U1 and U2 states should be disabled. Evaluate _DSM with: + * Arg0: UUID = ce2ee385-00e6-48cb-9f05-2edb927c4899 + * Arg1: Revision ID = 0 + * Arg2: Function Index = 5 + * Arg3: (empty) + * + * Return 1 if USB3 port is LPM incapable, negative on error, otherwise 0 + */ + +int usb_acpi_port_lpm_incapable(struct usb_device *hdev, int index) +{ + union acpi_object *obj; + acpi_handle port_handle; + int port1 = index + 1; + guid_t guid; + int ret; + + ret = guid_parse(UUID_USB_CONTROLLER_DSM, &guid); + if (ret) + return ret; + + port_handle = usb_get_hub_port_acpi_handle(hdev, port1); + if (!port_handle) { + dev_dbg(&hdev->dev, "port-%d no acpi handle\n", port1); + return -ENODEV; + } + + if (!acpi_check_dsm(port_handle, &guid, 0, + BIT(USB_DSM_DISABLE_U1_U2_FOR_PORT))) { + dev_dbg(&hdev->dev, "port-%d no _DSM function %d\n", + port1, USB_DSM_DISABLE_U1_U2_FOR_PORT); + return -ENODEV; + } + + obj = acpi_evaluate_dsm(port_handle, &guid, 0, + USB_DSM_DISABLE_U1_U2_FOR_PORT, NULL); + + if (!obj) + return -ENODEV; + + if (obj->type != ACPI_TYPE_INTEGER) { + dev_dbg(&hdev->dev, "evaluate port-%d _DSM failed\n", port1); + ACPI_FREE(obj); + return -EINVAL; + } + + if (obj->integer.value == 0x01) + ret = 1; + + ACPI_FREE(obj); + + return ret; +} +EXPORT_SYMBOL_GPL(usb_acpi_port_lpm_incapable); + /** * usb_acpi_set_power_state - control usb port's power via acpi power * resource diff --git a/drivers/usb/dwc3/Kconfig b/drivers/usb/dwc3/Kconfig index b2f72b0e75c6..be954a9abbe0 100644 --- a/drivers/usb/dwc3/Kconfig +++ b/drivers/usb/dwc3/Kconfig @@ -3,6 +3,7 @@ config USB_DWC3 tristate "DesignWare USB3 DRD Core Support" depends on (USB || USB_GADGET) && HAS_DMA + depends on (EXTCON || EXTCON=n) select USB_XHCI_PLATFORM if USB_XHCI_HCD select USB_ROLE_SWITCH if USB_DWC3_DUAL_ROLE help @@ -44,7 +45,6 @@ config USB_DWC3_GADGET config USB_DWC3_DUAL_ROLE bool "Dual Role mode" depends on ((USB=y || USB=USB_DWC3) && (USB_GADGET=y || USB_GADGET=USB_DWC3)) - depends on (EXTCON=y || EXTCON=USB_DWC3) help This is the default mode of working of DWC3 controller where both host and gadget features are enabled. diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c index 96121d1c8df4..0853536cbf2e 100644 --- a/drivers/usb/gadget/configfs.c +++ b/drivers/usb/gadget/configfs.c @@ -393,6 +393,7 @@ static void gadget_info_attr_release(struct config_item *item) WARN_ON(!list_empty(&gi->string_list)); WARN_ON(!list_empty(&gi->available_func)); kfree(gi->composite.gadget_driver.function); + kfree(gi->composite.gadget_driver.driver.name); kfree(gi); } @@ -1572,7 +1573,6 @@ static const struct usb_gadget_driver configfs_driver_template = { .max_speed = USB_SPEED_SUPER_PLUS, .driver = { .owner = THIS_MODULE, - .name = "configfs-gadget", }, .match_existing_only = 1, }; @@ -1623,13 +1623,21 @@ static struct config_group *gadgets_make( gi->composite.gadget_driver = configfs_driver_template; + gi->composite.gadget_driver.driver.name = kasprintf(GFP_KERNEL, + "configfs-gadget.%s", name); + if (!gi->composite.gadget_driver.driver.name) + goto err; + gi->composite.gadget_driver.function = kstrdup(name, GFP_KERNEL); gi->composite.name = gi->composite.gadget_driver.function; if (!gi->composite.gadget_driver.function) - goto err; + goto out_free_driver_name; return &gi->group; + +out_free_driver_name: + kfree(gi->composite.gadget_driver.driver.name); err: kfree(gi); return ERR_PTR(-ENOMEM); diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index 73dc10a77cde..523a961b910b 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -279,6 +279,9 @@ static int __ffs_ep0_queue_wait(struct ffs_data *ffs, char *data, size_t len) struct usb_request *req = ffs->ep0req; int ret; + if (!req) + return -EINVAL; + req->zero = len < le16_to_cpu(ffs->ev.setup.wLength); spin_unlock_irq(&ffs->ev.waitq.lock); @@ -1892,10 +1895,14 @@ static void functionfs_unbind(struct ffs_data *ffs) ENTER(); if (!WARN_ON(!ffs->gadget)) { + /* dequeue before freeing ep0req */ + usb_ep_dequeue(ffs->gadget->ep0, ffs->ep0req); + mutex_lock(&ffs->mutex); usb_ep_free_request(ffs->gadget->ep0, ffs->ep0req); ffs->ep0req = NULL; ffs->gadget = NULL; clear_bit(FFS_FL_BOUND, &ffs->flags); + mutex_unlock(&ffs->mutex); ffs_data_put(ffs); } } diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c index c36bcfa0e9b4..424bb3b666db 100644 --- a/drivers/usb/gadget/function/f_ncm.c +++ b/drivers/usb/gadget/function/f_ncm.c @@ -83,7 +83,9 @@ static inline struct f_ncm *func_to_ncm(struct usb_function *f) /* peak (theoretical) bulk transfer rate in bits-per-second */ static inline unsigned ncm_bitrate(struct usb_gadget *g) { - if (gadget_is_superspeed(g) && g->speed >= USB_SPEED_SUPER_PLUS) + if (!g) + return 0; + else if (gadget_is_superspeed(g) && g->speed >= USB_SPEED_SUPER_PLUS) return 4250000000U; else if (gadget_is_superspeed(g) && g->speed == USB_SPEED_SUPER) return 3750000000U; diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c index 01c3ead7d1b4..d605bc2e7e8f 100644 --- a/drivers/usb/gadget/legacy/inode.c +++ b/drivers/usb/gadget/legacy/inode.c @@ -229,6 +229,7 @@ static void put_ep (struct ep_data *data) */ static const char *CHIP; +static DEFINE_MUTEX(sb_mutex); /* Serialize superblock operations */ /*----------------------------------------------------------------------*/ @@ -2010,13 +2011,20 @@ gadgetfs_fill_super (struct super_block *sb, struct fs_context *fc) { struct inode *inode; struct dev_data *dev; + int rc; - if (the_device) - return -ESRCH; + mutex_lock(&sb_mutex); + + if (the_device) { + rc = -ESRCH; + goto Done; + } CHIP = usb_get_gadget_udc_name(); - if (!CHIP) - return -ENODEV; + if (!CHIP) { + rc = -ENODEV; + goto Done; + } /* superblock */ sb->s_blocksize = PAGE_SIZE; @@ -2053,13 +2061,17 @@ gadgetfs_fill_super (struct super_block *sb, struct fs_context *fc) * from binding to a controller. */ the_device = dev; - return 0; + rc = 0; + goto Done; -Enomem: + Enomem: kfree(CHIP); CHIP = NULL; + rc = -ENOMEM; - return -ENOMEM; + Done: + mutex_unlock(&sb_mutex); + return rc; } /* "mount -t gadgetfs path /dev/gadget" ends up here */ @@ -2081,6 +2093,7 @@ static int gadgetfs_init_fs_context(struct fs_context *fc) static void gadgetfs_kill_sb (struct super_block *sb) { + mutex_lock(&sb_mutex); kill_litter_super (sb); if (the_device) { put_dev (the_device); @@ -2088,6 +2101,7 @@ gadgetfs_kill_sb (struct super_block *sb) } kfree(CHIP); CHIP = NULL; + mutex_unlock(&sb_mutex); } /*----------------------------------------------------------------------*/ diff --git a/drivers/usb/gadget/legacy/webcam.c b/drivers/usb/gadget/legacy/webcam.c index 53e38f87472b..c06dd1af7a0c 100644 --- a/drivers/usb/gadget/legacy/webcam.c +++ b/drivers/usb/gadget/legacy/webcam.c @@ -293,6 +293,7 @@ static const struct uvc_descriptor_header * const uvc_fs_streaming_cls[] = { (const struct uvc_descriptor_header *) &uvc_format_yuv, (const struct uvc_descriptor_header *) &uvc_frame_yuv_360p, (const struct uvc_descriptor_header *) &uvc_frame_yuv_720p, + (const struct uvc_descriptor_header *) &uvc_color_matching, (const struct uvc_descriptor_header *) &uvc_format_mjpg, (const struct uvc_descriptor_header *) &uvc_frame_mjpg_360p, (const struct uvc_descriptor_header *) &uvc_frame_mjpg_720p, @@ -305,6 +306,7 @@ static const struct uvc_descriptor_header * const uvc_hs_streaming_cls[] = { (const struct uvc_descriptor_header *) &uvc_format_yuv, (const struct uvc_descriptor_header *) &uvc_frame_yuv_360p, (const struct uvc_descriptor_header *) &uvc_frame_yuv_720p, + (const struct uvc_descriptor_header *) &uvc_color_matching, (const struct uvc_descriptor_header *) &uvc_format_mjpg, (const struct uvc_descriptor_header *) &uvc_frame_mjpg_360p, (const struct uvc_descriptor_header *) &uvc_frame_mjpg_720p, @@ -317,6 +319,7 @@ static const struct uvc_descriptor_header * const uvc_ss_streaming_cls[] = { (const struct uvc_descriptor_header *) &uvc_format_yuv, (const struct uvc_descriptor_header *) &uvc_frame_yuv_360p, (const struct uvc_descriptor_header *) &uvc_frame_yuv_720p, + (const struct uvc_descriptor_header *) &uvc_color_matching, (const struct uvc_descriptor_header *) &uvc_format_mjpg, (const struct uvc_descriptor_header *) &uvc_frame_mjpg_360p, (const struct uvc_descriptor_header *) &uvc_frame_mjpg_720p, diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c index 9cea785934e5..38d06e5abfbb 100644 --- a/drivers/usb/host/ehci-fsl.c +++ b/drivers/usb/host/ehci-fsl.c @@ -29,7 +29,7 @@ #include "ehci-fsl.h" #define DRIVER_DESC "Freescale EHCI Host controller driver" -#define DRV_NAME "ehci-fsl" +#define DRV_NAME "fsl-ehci" static struct hc_driver __read_mostly fsl_ehci_hc_driver; diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 79d679b3e076..fb988e4ea924 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -78,9 +78,12 @@ static const char hcd_name[] = "xhci_hcd"; static struct hc_driver __read_mostly xhci_pci_hc_driver; static int xhci_pci_setup(struct usb_hcd *hcd); +static int xhci_pci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev, + struct usb_tt *tt, gfp_t mem_flags); static const struct xhci_driver_overrides xhci_pci_overrides __initconst = { .reset = xhci_pci_setup, + .update_hub_device = xhci_pci_update_hub_device, }; /* called after powerup, by probe or system-pm "wakeup" */ @@ -352,8 +355,38 @@ static void xhci_pme_acpi_rtd3_enable(struct pci_dev *dev) NULL); ACPI_FREE(obj); } + +static void xhci_find_lpm_incapable_ports(struct usb_hcd *hcd, struct usb_device *hdev) +{ + struct xhci_hcd *xhci = hcd_to_xhci(hcd); + struct xhci_hub *rhub = &xhci->usb3_rhub; + int ret; + int i; + + /* This is not the usb3 roothub we are looking for */ + if (hcd != rhub->hcd) + return; + + if (hdev->maxchild > rhub->num_ports) { + dev_err(&hdev->dev, "USB3 roothub port number mismatch\n"); + return; + } + + for (i = 0; i < hdev->maxchild; i++) { + ret = usb_acpi_port_lpm_incapable(hdev, i); + + dev_dbg(&hdev->dev, "port-%d disable U1/U2 _DSM: %d\n", i + 1, ret); + + if (ret >= 0) { + rhub->ports[i]->lpm_incapable = ret; + continue; + } + } +} + #else static void xhci_pme_acpi_rtd3_enable(struct pci_dev *dev) { } +static void xhci_find_lpm_incapable_ports(struct usb_hcd *hcd, struct usb_device *hdev) { } #endif /* CONFIG_ACPI */ /* called during probe() after chip reset completes */ @@ -386,6 +419,16 @@ static int xhci_pci_setup(struct usb_hcd *hcd) return xhci_pci_reinit(xhci, pdev); } +static int xhci_pci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev, + struct usb_tt *tt, gfp_t mem_flags) +{ + /* Check if acpi claims some USB3 roothub ports are lpm incapable */ + if (!hdev->parent) + xhci_find_lpm_incapable_ports(hcd, hdev); + + return xhci_update_hub_device(hcd, hdev, tt, mem_flags); +} + /* * We need to register our own PCI probe function (instead of the USB core's * function) in order to create a second roothub under xHCI. @@ -455,6 +498,8 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) if (xhci->quirks & XHCI_DEFAULT_PM_RUNTIME_ALLOW) pm_runtime_allow(&dev->dev); + dma_set_max_seg_size(&dev->dev, UINT_MAX); + return 0; put_usb3_hcd: diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index ddc30037f9ce..f5b0e1ce22af 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -1169,7 +1169,10 @@ static void xhci_kill_endpoint_urbs(struct xhci_hcd *xhci, struct xhci_virt_ep *ep; struct xhci_ring *ring; - ep = &xhci->devs[slot_id]->eps[ep_index]; + ep = xhci_get_virt_ep(xhci, slot_id, ep_index); + if (!ep) + return; + if ((ep->ep_state & EP_HAS_STREAMS) || (ep->ep_state & EP_GETTING_NO_STREAMS)) { int stream_id; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 79d7931c048a..2b280beb0011 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -3974,6 +3974,7 @@ static void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev) struct xhci_hcd *xhci = hcd_to_xhci(hcd); struct xhci_virt_device *virt_dev; struct xhci_slot_ctx *slot_ctx; + unsigned long flags; int i, ret; /* @@ -4000,7 +4001,11 @@ static void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev) virt_dev->eps[i].ep_state &= ~EP_STOP_CMD_PENDING; virt_dev->udev = NULL; xhci_disable_slot(xhci, udev->slot_id); + + spin_lock_irqsave(&xhci->lock, flags); xhci_free_virt_device(xhci, udev->slot_id); + spin_unlock_irqrestore(&xhci->lock, flags); + } int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id) @@ -5044,6 +5049,7 @@ static int xhci_enable_usb3_lpm_timeout(struct usb_hcd *hcd, struct usb_device *udev, enum usb3_link_state state) { struct xhci_hcd *xhci; + struct xhci_port *port; u16 hub_encoded_timeout; int mel; int ret; @@ -5060,6 +5066,13 @@ static int xhci_enable_usb3_lpm_timeout(struct usb_hcd *hcd, if (xhci_check_tier_policy(xhci, udev, state) < 0) return USB3_LPM_DISABLED; + /* If connected to root port then check port can handle lpm */ + if (udev->parent && !udev->parent->parent) { + port = xhci->usb3_rhub.ports[udev->portnum - 1]; + if (port->lpm_incapable) + return USB3_LPM_DISABLED; + } + hub_encoded_timeout = xhci_calculate_lpm_timeout(hcd, udev, state); mel = calculate_max_exit_latency(udev, state, hub_encoded_timeout); if (mel < 0) { @@ -5119,7 +5132,7 @@ static int xhci_disable_usb3_lpm_timeout(struct usb_hcd *hcd, /* Once a hub descriptor is fetched for a device, we need to update the xHC's * internal data structures for the device. */ -static int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev, +int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev, struct usb_tt *tt, gfp_t mem_flags) { struct xhci_hcd *xhci = hcd_to_xhci(hcd); @@ -5219,6 +5232,7 @@ static int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev, xhci_free_command(xhci, config_cmd); return ret; } +EXPORT_SYMBOL_GPL(xhci_update_hub_device); static int xhci_get_frame(struct usb_hcd *hcd) { @@ -5502,6 +5516,8 @@ void xhci_init_driver(struct hc_driver *drv, drv->check_bandwidth = over->check_bandwidth; if (over->reset_bandwidth) drv->reset_bandwidth = over->reset_bandwidth; + if (over->update_hub_device) + drv->update_hub_device = over->update_hub_device; } } EXPORT_SYMBOL_GPL(xhci_init_driver); diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index c9f06c5e4e9d..dcee7f3207ad 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1735,6 +1735,7 @@ struct xhci_port { int hcd_portnum; struct xhci_hub *rhub; struct xhci_port_cap *port_cap; + unsigned int lpm_incapable:1; }; struct xhci_hub { @@ -1943,6 +1944,8 @@ struct xhci_driver_overrides { struct usb_host_endpoint *ep); int (*check_bandwidth)(struct usb_hcd *, struct usb_device *); void (*reset_bandwidth)(struct usb_hcd *, struct usb_device *); + int (*update_hub_device)(struct usb_hcd *hcd, struct usb_device *hdev, + struct usb_tt *tt, gfp_t mem_flags); }; #define XHCI_CFC_DELAY 10 @@ -2122,6 +2125,8 @@ int xhci_drop_endpoint(struct usb_hcd *hcd, struct usb_device *udev, struct usb_host_endpoint *ep); int xhci_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev); void xhci_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev); +int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev, + struct usb_tt *tt, gfp_t mem_flags); int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id); int xhci_ext_cap_init(struct xhci_hcd *xhci); diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c index f9427a67789c..1e3df27bab58 100644 --- a/drivers/usb/misc/iowarrior.c +++ b/drivers/usb/misc/iowarrior.c @@ -814,7 +814,7 @@ static int iowarrior_probe(struct usb_interface *interface, break; case USB_DEVICE_ID_CODEMERCS_IOW100: - dev->report_size = 13; + dev->report_size = 12; break; } } diff --git a/drivers/usb/misc/onboard_usb_hub.c b/drivers/usb/misc/onboard_usb_hub.c index 94e7966e199d..969c4c4f2ae9 100644 --- a/drivers/usb/misc/onboard_usb_hub.c +++ b/drivers/usb/misc/onboard_usb_hub.c @@ -27,7 +27,10 @@ #include "onboard_usb_hub.h" +static void onboard_hub_attach_usb_driver(struct work_struct *work); + static struct usb_device_driver onboard_hub_usbdev_driver; +static DECLARE_WORK(attach_usb_driver_work, onboard_hub_attach_usb_driver); /************************** Platform driver **************************/ @@ -45,7 +48,6 @@ struct onboard_hub { bool is_powered_on; bool going_away; struct list_head udev_list; - struct work_struct attach_usb_driver_work; struct mutex lock; }; @@ -271,8 +273,7 @@ static int onboard_hub_probe(struct platform_device *pdev) * This needs to be done deferred to avoid self-deadlocks on systems * with nested onboard hubs. */ - INIT_WORK(&hub->attach_usb_driver_work, onboard_hub_attach_usb_driver); - schedule_work(&hub->attach_usb_driver_work); + schedule_work(&attach_usb_driver_work); return 0; } @@ -285,9 +286,6 @@ static int onboard_hub_remove(struct platform_device *pdev) hub->going_away = true; - if (&hub->attach_usb_driver_work != current_work()) - cancel_work_sync(&hub->attach_usb_driver_work); - mutex_lock(&hub->lock); /* unbind the USB devices to avoid dangling references to this device */ @@ -433,13 +431,13 @@ static int __init onboard_hub_init(void) { int ret; - ret = platform_driver_register(&onboard_hub_driver); + ret = usb_register_device_driver(&onboard_hub_usbdev_driver, THIS_MODULE); if (ret) return ret; - ret = usb_register_device_driver(&onboard_hub_usbdev_driver, THIS_MODULE); + ret = platform_driver_register(&onboard_hub_driver); if (ret) - platform_driver_unregister(&onboard_hub_driver); + usb_deregister_device_driver(&onboard_hub_usbdev_driver); return ret; } @@ -449,6 +447,8 @@ static void __exit onboard_hub_exit(void) { usb_deregister_device_driver(&onboard_hub_usbdev_driver); platform_driver_unregister(&onboard_hub_driver); + + cancel_work_sync(&attach_usb_driver_work); } module_exit(onboard_hub_exit); diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index 476f55d1fec3..44a21ec865fb 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -411,8 +411,10 @@ static int omap2430_probe(struct platform_device *pdev) memset(musb_res, 0, sizeof(*musb_res) * ARRAY_SIZE(musb_res)); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) + if (!res) { + ret = -EINVAL; goto err2; + } musb_res[i].start = res->start; musb_res[i].end = res->end; diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 67372acc2352..832ad592b7ef 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -60,6 +60,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x0846, 0x1100) }, /* NetGear Managed Switch M4100 series, M5300 series, M7100 series */ { USB_DEVICE(0x08e6, 0x5501) }, /* Gemalto Prox-PU/CU contactless smartcard reader */ { USB_DEVICE(0x08FD, 0x000A) }, /* Digianswer A/S , ZigBee/802.15.4 MAC Device */ + { USB_DEVICE(0x0908, 0x0070) }, /* Siemens SCALANCE LPE-9000 USB Serial Console */ { USB_DEVICE(0x0908, 0x01FF) }, /* Siemens RUGGEDCOM USB Serial Console */ { USB_DEVICE(0x0988, 0x0578) }, /* Teraoka AD2000 */ { USB_DEVICE(0x0B00, 0x3070) }, /* Ingenico 3070 */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index dee79c7d82d5..ee5ac4ef7e16 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -255,10 +255,16 @@ static void option_instat_callback(struct urb *urb); #define QUECTEL_PRODUCT_EP06 0x0306 #define QUECTEL_PRODUCT_EM05G 0x030a #define QUECTEL_PRODUCT_EM060K 0x030b +#define QUECTEL_PRODUCT_EM05G_CS 0x030c +#define QUECTEL_PRODUCT_EM05CN_SG 0x0310 #define QUECTEL_PRODUCT_EM05G_SG 0x0311 +#define QUECTEL_PRODUCT_EM05CN 0x0312 +#define QUECTEL_PRODUCT_EM05G_GR 0x0313 +#define QUECTEL_PRODUCT_EM05G_RS 0x0314 #define QUECTEL_PRODUCT_EM12 0x0512 #define QUECTEL_PRODUCT_RM500Q 0x0800 #define QUECTEL_PRODUCT_RM520N 0x0801 +#define QUECTEL_PRODUCT_EC200U 0x0901 #define QUECTEL_PRODUCT_EC200S_CN 0x6002 #define QUECTEL_PRODUCT_EC200T 0x6026 #define QUECTEL_PRODUCT_RM500K 0x7001 @@ -1159,8 +1165,18 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EP06, 0xff, 0xff, 0xff), .driver_info = RSVD(1) | RSVD(2) | RSVD(3) | RSVD(4) | NUMEP2 }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EP06, 0xff, 0, 0) }, + { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05CN, 0xff), + .driver_info = RSVD(6) | ZLP }, + { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05CN_SG, 0xff), + .driver_info = RSVD(6) | ZLP }, { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G, 0xff), .driver_info = RSVD(6) | ZLP }, + { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G_CS, 0xff), + .driver_info = RSVD(6) | ZLP }, + { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G_GR, 0xff), + .driver_info = RSVD(6) | ZLP }, + { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G_RS, 0xff), + .driver_info = RSVD(6) | ZLP }, { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G_SG, 0xff), .driver_info = RSVD(6) | ZLP }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K, 0xff, 0x00, 0x40) }, @@ -1180,6 +1196,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM520N, 0xff, 0xff, 0x30) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM520N, 0xff, 0, 0x40) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM520N, 0xff, 0, 0) }, + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200U, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200S_CN, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200T, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500K, 0xff, 0x00, 0x00) }, diff --git a/drivers/usb/storage/uas-detect.h b/drivers/usb/storage/uas-detect.h index 3f720faa6f97..d73282c0ec50 100644 --- a/drivers/usb/storage/uas-detect.h +++ b/drivers/usb/storage/uas-detect.h @@ -116,6 +116,19 @@ static int uas_use_uas_driver(struct usb_interface *intf, if (le16_to_cpu(udev->descriptor.idVendor) == 0x0bc2) flags |= US_FL_NO_ATA_1X; + /* + * RTL9210-based enclosure from HIKSEMI, MD202 reportedly have issues + * with UAS. This isn't distinguishable with just idVendor and + * idProduct, use manufacturer and product too. + * + * Reported-by: Hongling Zeng <zenghongling@kylinos.cn> + */ + if (le16_to_cpu(udev->descriptor.idVendor) == 0x0bda && + le16_to_cpu(udev->descriptor.idProduct) == 0x9210 && + (udev->manufacturer && !strcmp(udev->manufacturer, "HIKSEMI")) && + (udev->product && !strcmp(udev->product, "MD202"))) + flags |= US_FL_IGNORE_UAS; + usb_stor_adjust_quirks(udev, &flags); if (flags & US_FL_IGNORE_UAS) { diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h index 251778d14e2d..c7b763d6d102 100644 --- a/drivers/usb/storage/unusual_uas.h +++ b/drivers/usb/storage/unusual_uas.h @@ -83,13 +83,6 @@ UNUSUAL_DEV(0x0bc2, 0x331a, 0x0000, 0x9999, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_NO_REPORT_LUNS), -/* Reported-by: Hongling Zeng <zenghongling@kylinos.cn> */ -UNUSUAL_DEV(0x0bda, 0x9210, 0x0000, 0x9999, - "Hiksemi", - "External HDD", - USB_SC_DEVICE, USB_PR_DEVICE, NULL, - US_FL_IGNORE_UAS), - /* Reported-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> */ UNUSUAL_DEV(0x13fd, 0x3940, 0x0000, 0x9999, "Initio Corporation", diff --git a/drivers/usb/typec/altmodes/displayport.c b/drivers/usb/typec/altmodes/displayport.c index de66a2949e33..9a6860285fbe 100644 --- a/drivers/usb/typec/altmodes/displayport.c +++ b/drivers/usb/typec/altmodes/displayport.c @@ -419,6 +419,18 @@ static const char * const pin_assignments[] = { [DP_PIN_ASSIGN_F] = "F", }; +/* + * Helper function to extract a peripheral's currently supported + * Pin Assignments from its DisplayPort alternate mode state. + */ +static u8 get_current_pin_assignments(struct dp_altmode *dp) +{ + if (DP_CONF_CURRENTLY(dp->data.conf) == DP_CONF_UFP_U_AS_DFP_D) + return DP_CAP_PIN_ASSIGN_DFP_D(dp->alt->vdo); + else + return DP_CAP_PIN_ASSIGN_UFP_D(dp->alt->vdo); +} + static ssize_t pin_assignment_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) @@ -445,10 +457,7 @@ pin_assignment_store(struct device *dev, struct device_attribute *attr, goto out_unlock; } - if (DP_CONF_CURRENTLY(dp->data.conf) == DP_CONF_DFP_D) - assignments = DP_CAP_UFP_D_PIN_ASSIGN(dp->alt->vdo); - else - assignments = DP_CAP_DFP_D_PIN_ASSIGN(dp->alt->vdo); + assignments = get_current_pin_assignments(dp); if (!(DP_CONF_GET_PIN_ASSIGN(conf) & assignments)) { ret = -EINVAL; @@ -485,10 +494,7 @@ static ssize_t pin_assignment_show(struct device *dev, cur = get_count_order(DP_CONF_GET_PIN_ASSIGN(dp->data.conf)); - if (DP_CONF_CURRENTLY(dp->data.conf) == DP_CONF_DFP_D) - assignments = DP_CAP_UFP_D_PIN_ASSIGN(dp->alt->vdo); - else - assignments = DP_CAP_DFP_D_PIN_ASSIGN(dp->alt->vdo); + assignments = get_current_pin_assignments(dp); for (i = 0; assignments; assignments >>= 1, i++) { if (assignments & 1) { diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index 904c7b4ce2f0..59b366b5c614 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -4594,14 +4594,13 @@ static void run_state_machine(struct tcpm_port *port) tcpm_set_state(port, ready_state(port), 0); break; case DR_SWAP_CHANGE_DR: - if (port->data_role == TYPEC_HOST) { - tcpm_unregister_altmodes(port); + tcpm_unregister_altmodes(port); + if (port->data_role == TYPEC_HOST) tcpm_set_roles(port, true, port->pwr_role, TYPEC_DEVICE); - } else { + else tcpm_set_roles(port, true, port->pwr_role, TYPEC_HOST); - } tcpm_ams_finish(port); tcpm_set_state(port, ready_state(port), 0); break; diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index eabe519013e7..1292241d581a 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -187,6 +187,7 @@ EXPORT_SYMBOL_GPL(ucsi_send_command); struct ucsi_work { struct delayed_work work; + struct list_head node; unsigned long delay; unsigned int count; struct ucsi_connector *con; @@ -202,6 +203,7 @@ static void ucsi_poll_worker(struct work_struct *work) mutex_lock(&con->lock); if (!con->partner) { + list_del(&uwork->node); mutex_unlock(&con->lock); kfree(uwork); return; @@ -209,10 +211,12 @@ static void ucsi_poll_worker(struct work_struct *work) ret = uwork->cb(con); - if (uwork->count-- && (ret == -EBUSY || ret == -ETIMEDOUT)) + if (uwork->count-- && (ret == -EBUSY || ret == -ETIMEDOUT)) { queue_delayed_work(con->wq, &uwork->work, uwork->delay); - else + } else { + list_del(&uwork->node); kfree(uwork); + } mutex_unlock(&con->lock); } @@ -236,6 +240,7 @@ static int ucsi_partner_task(struct ucsi_connector *con, uwork->con = con; uwork->cb = cb; + list_add_tail(&uwork->node, &con->partner_tasks); queue_delayed_work(con->wq, &uwork->work, delay); return 0; @@ -1056,6 +1061,7 @@ static int ucsi_register_port(struct ucsi *ucsi, int index) INIT_WORK(&con->work, ucsi_handle_connector_change); init_completion(&con->complete); mutex_init(&con->lock); + INIT_LIST_HEAD(&con->partner_tasks); con->num = index + 1; con->ucsi = ucsi; @@ -1420,8 +1426,20 @@ void ucsi_unregister(struct ucsi *ucsi) ucsi_unregister_altmodes(&ucsi->connector[i], UCSI_RECIPIENT_CON); ucsi_unregister_port_psy(&ucsi->connector[i]); - if (ucsi->connector[i].wq) + + if (ucsi->connector[i].wq) { + struct ucsi_work *uwork; + + mutex_lock(&ucsi->connector[i].lock); + /* + * queue delayed items immediately so they can execute + * and free themselves before the wq is destroyed + */ + list_for_each_entry(uwork, &ucsi->connector[i].partner_tasks, node) + mod_delayed_work(ucsi->connector[i].wq, &uwork->work, 0); + mutex_unlock(&ucsi->connector[i].lock); destroy_workqueue(ucsi->connector[i].wq); + } typec_unregister_port(ucsi->connector[i].port); } diff --git a/drivers/usb/typec/ucsi/ucsi.h b/drivers/usb/typec/ucsi/ucsi.h index c968474ee547..60ce9fb6e745 100644 --- a/drivers/usb/typec/ucsi/ucsi.h +++ b/drivers/usb/typec/ucsi/ucsi.h @@ -322,6 +322,7 @@ struct ucsi_connector { struct work_struct work; struct completion complete; struct workqueue_struct *wq; + struct list_head partner_tasks; struct typec_port *port; struct typec_partner *partner; diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c index f2ae2e563dc5..4a2ddf730a3a 100644 --- a/drivers/w1/w1.c +++ b/drivers/w1/w1.c @@ -1166,6 +1166,8 @@ int w1_process(void *data) /* remainder if it woke up early */ unsigned long jremain = 0; + atomic_inc(&dev->refcnt); + for (;;) { if (!jremain && dev->search_count) { @@ -1193,8 +1195,10 @@ int w1_process(void *data) */ mutex_unlock(&dev->list_mutex); - if (kthread_should_stop()) + if (kthread_should_stop()) { + __set_current_state(TASK_RUNNING); break; + } /* Only sleep when the search is active. */ if (dev->search_count) { diff --git a/drivers/w1/w1_int.c b/drivers/w1/w1_int.c index b3e1792d9c49..3a71c5eb2f83 100644 --- a/drivers/w1/w1_int.c +++ b/drivers/w1/w1_int.c @@ -51,10 +51,9 @@ static struct w1_master *w1_alloc_dev(u32 id, int slave_count, int slave_ttl, dev->search_count = w1_search_count; dev->enable_pullup = w1_enable_pullup; - /* 1 for w1_process to decrement - * 1 for __w1_remove_master_device to decrement + /* For __w1_remove_master_device to decrement */ - atomic_set(&dev->refcnt, 2); + atomic_set(&dev->refcnt, 1); INIT_LIST_HEAD(&dev->slist); INIT_LIST_HEAD(&dev->async_list); |