diff options
Diffstat (limited to 'drivers/net')
22 files changed, 290 insertions, 162 deletions
diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c index 40b079162804..bd40b114d6cd 100644 --- a/drivers/net/caif/caif_serial.c +++ b/drivers/net/caif/caif_serial.c @@ -102,8 +102,8 @@ static inline void debugfs_init(struct ser_device *ser, struct tty_struct *tty) debugfs_create_blob("last_rx_msg", 0400, ser->debugfs_tty_dir, &ser->rx_blob); - debugfs_create_x32("ser_state", 0400, ser->debugfs_tty_dir, - (u32 *)&ser->state); + debugfs_create_xul("ser_state", 0400, ser->debugfs_tty_dir, + &ser->state); debugfs_create_x8("tty_status", 0400, ser->debugfs_tty_dir, &ser->tty_status); diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c index aca95f64bde8..9b7a8db9860f 100644 --- a/drivers/net/ethernet/google/gve/gve_main.c +++ b/drivers/net/ethernet/google/gve/gve_main.c @@ -544,7 +544,7 @@ static int gve_alloc_queue_page_list(struct gve_priv *priv, u32 id, } qpl->id = id; - qpl->num_entries = pages; + qpl->num_entries = 0; qpl->pages = kvzalloc(pages * sizeof(*qpl->pages), GFP_KERNEL); /* caller handles clean up */ if (!qpl->pages) @@ -562,6 +562,7 @@ static int gve_alloc_queue_page_list(struct gve_priv *priv, u32 id, /* caller handles clean up */ if (err) return -ENOMEM; + qpl->num_entries++; } priv->num_registered_pages += pages; diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 0686ded7ad3a..c90080781924 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -159,6 +159,40 @@ static long h_reg_sub_crq(unsigned long unit_address, unsigned long token, return rc; } +/** + * ibmvnic_wait_for_completion - Check device state and wait for completion + * @adapter: private device data + * @comp_done: completion structure to wait for + * @timeout: time to wait in milliseconds + * + * Wait for a completion signal or until the timeout limit is reached + * while checking that the device is still active. + */ +static int ibmvnic_wait_for_completion(struct ibmvnic_adapter *adapter, + struct completion *comp_done, + unsigned long timeout) +{ + struct net_device *netdev; + unsigned long div_timeout; + u8 retry; + + netdev = adapter->netdev; + retry = 5; + div_timeout = msecs_to_jiffies(timeout / retry); + while (true) { + if (!adapter->crq.active) { + netdev_err(netdev, "Device down!\n"); + return -ENODEV; + } + if (retry--) + break; + if (wait_for_completion_timeout(comp_done, div_timeout)) + return 0; + } + netdev_err(netdev, "Operation timed out.\n"); + return -ETIMEDOUT; +} + static int alloc_long_term_buff(struct ibmvnic_adapter *adapter, struct ibmvnic_long_term_buff *ltb, int size) { @@ -176,21 +210,35 @@ static int alloc_long_term_buff(struct ibmvnic_adapter *adapter, ltb->map_id = adapter->map_id; adapter->map_id++; - init_completion(&adapter->fw_done); + mutex_lock(&adapter->fw_lock); + adapter->fw_done_rc = 0; + reinit_completion(&adapter->fw_done); rc = send_request_map(adapter, ltb->addr, ltb->size, ltb->map_id); if (rc) { dma_free_coherent(dev, ltb->size, ltb->buff, ltb->addr); + mutex_unlock(&adapter->fw_lock); + return rc; + } + + rc = ibmvnic_wait_for_completion(adapter, &adapter->fw_done, 10000); + if (rc) { + dev_err(dev, + "Long term map request aborted or timed out,rc = %d\n", + rc); + dma_free_coherent(dev, ltb->size, ltb->buff, ltb->addr); + mutex_unlock(&adapter->fw_lock); return rc; } - wait_for_completion(&adapter->fw_done); if (adapter->fw_done_rc) { dev_err(dev, "Couldn't map long term buffer,rc = %d\n", adapter->fw_done_rc); dma_free_coherent(dev, ltb->size, ltb->buff, ltb->addr); + mutex_unlock(&adapter->fw_lock); return -1; } + mutex_unlock(&adapter->fw_lock); return 0; } @@ -211,22 +259,37 @@ static void free_long_term_buff(struct ibmvnic_adapter *adapter, static int reset_long_term_buff(struct ibmvnic_adapter *adapter, struct ibmvnic_long_term_buff *ltb) { + struct device *dev = &adapter->vdev->dev; int rc; memset(ltb->buff, 0, ltb->size); - init_completion(&adapter->fw_done); + mutex_lock(&adapter->fw_lock); + adapter->fw_done_rc = 0; + + reinit_completion(&adapter->fw_done); rc = send_request_map(adapter, ltb->addr, ltb->size, ltb->map_id); - if (rc) + if (rc) { + mutex_unlock(&adapter->fw_lock); + return rc; + } + + rc = ibmvnic_wait_for_completion(adapter, &adapter->fw_done, 10000); + if (rc) { + dev_info(dev, + "Reset failed, long term map request timed out or aborted\n"); + mutex_unlock(&adapter->fw_lock); return rc; - wait_for_completion(&adapter->fw_done); + } if (adapter->fw_done_rc) { - dev_info(&adapter->vdev->dev, + dev_info(dev, "Reset failed, attempting to free and reallocate buffer\n"); free_long_term_buff(adapter, ltb); + mutex_unlock(&adapter->fw_lock); return alloc_long_term_buff(adapter, ltb, ltb->size); } + mutex_unlock(&adapter->fw_lock); return 0; } @@ -943,13 +1006,25 @@ static int ibmvnic_get_vpd(struct ibmvnic_adapter *adapter) if (adapter->vpd->buff) len = adapter->vpd->len; - init_completion(&adapter->fw_done); + mutex_lock(&adapter->fw_lock); + adapter->fw_done_rc = 0; + reinit_completion(&adapter->fw_done); + crq.get_vpd_size.first = IBMVNIC_CRQ_CMD; crq.get_vpd_size.cmd = GET_VPD_SIZE; rc = ibmvnic_send_crq(adapter, &crq); - if (rc) + if (rc) { + mutex_unlock(&adapter->fw_lock); return rc; - wait_for_completion(&adapter->fw_done); + } + + rc = ibmvnic_wait_for_completion(adapter, &adapter->fw_done, 10000); + if (rc) { + dev_err(dev, "Could not retrieve VPD size, rc = %d\n", rc); + mutex_unlock(&adapter->fw_lock); + return rc; + } + mutex_unlock(&adapter->fw_lock); if (!adapter->vpd->len) return -ENODATA; @@ -976,7 +1051,10 @@ static int ibmvnic_get_vpd(struct ibmvnic_adapter *adapter) return -ENOMEM; } + mutex_lock(&adapter->fw_lock); + adapter->fw_done_rc = 0; reinit_completion(&adapter->fw_done); + crq.get_vpd.first = IBMVNIC_CRQ_CMD; crq.get_vpd.cmd = GET_VPD; crq.get_vpd.ioba = cpu_to_be32(adapter->vpd->dma_addr); @@ -985,10 +1063,20 @@ static int ibmvnic_get_vpd(struct ibmvnic_adapter *adapter) if (rc) { kfree(adapter->vpd->buff); adapter->vpd->buff = NULL; + mutex_unlock(&adapter->fw_lock); + return rc; + } + + rc = ibmvnic_wait_for_completion(adapter, &adapter->fw_done, 10000); + if (rc) { + dev_err(dev, "Unable to retrieve VPD, rc = %d\n", rc); + kfree(adapter->vpd->buff); + adapter->vpd->buff = NULL; + mutex_unlock(&adapter->fw_lock); return rc; } - wait_for_completion(&adapter->fw_done); + mutex_unlock(&adapter->fw_lock); return 0; } @@ -1689,20 +1777,25 @@ static int __ibmvnic_set_mac(struct net_device *netdev, u8 *dev_addr) crq.change_mac_addr.cmd = CHANGE_MAC_ADDR; ether_addr_copy(&crq.change_mac_addr.mac_addr[0], dev_addr); - init_completion(&adapter->fw_done); + mutex_lock(&adapter->fw_lock); + adapter->fw_done_rc = 0; + reinit_completion(&adapter->fw_done); + rc = ibmvnic_send_crq(adapter, &crq); if (rc) { rc = -EIO; + mutex_unlock(&adapter->fw_lock); goto err; } - wait_for_completion(&adapter->fw_done); + rc = ibmvnic_wait_for_completion(adapter, &adapter->fw_done, 10000); /* netdev->dev_addr is changed in handle_change_mac_rsp function */ - if (adapter->fw_done_rc) { + if (rc || adapter->fw_done_rc) { rc = -EIO; + mutex_unlock(&adapter->fw_lock); goto err; } - + mutex_unlock(&adapter->fw_lock); return 0; err: ether_addr_copy(adapter->mac_addr, netdev->dev_addr); @@ -2316,12 +2409,19 @@ static int wait_for_reset(struct ibmvnic_adapter *adapter) adapter->fallback.rx_entries = adapter->req_rx_add_entries_per_subcrq; adapter->fallback.tx_entries = adapter->req_tx_entries_per_subcrq; - init_completion(&adapter->reset_done); + reinit_completion(&adapter->reset_done); adapter->wait_for_reset = true; rc = ibmvnic_reset(adapter, VNIC_RESET_CHANGE_PARAM); - if (rc) - return rc; - wait_for_completion(&adapter->reset_done); + + if (rc) { + ret = rc; + goto out; + } + rc = ibmvnic_wait_for_completion(adapter, &adapter->reset_done, 60000); + if (rc) { + ret = -ENODEV; + goto out; + } ret = 0; if (adapter->reset_done_rc) { @@ -2332,13 +2432,21 @@ static int wait_for_reset(struct ibmvnic_adapter *adapter) adapter->desired.rx_entries = adapter->fallback.rx_entries; adapter->desired.tx_entries = adapter->fallback.tx_entries; - init_completion(&adapter->reset_done); + reinit_completion(&adapter->reset_done); adapter->wait_for_reset = true; rc = ibmvnic_reset(adapter, VNIC_RESET_CHANGE_PARAM); - if (rc) - return ret; - wait_for_completion(&adapter->reset_done); + if (rc) { + ret = rc; + goto out; + } + rc = ibmvnic_wait_for_completion(adapter, &adapter->reset_done, + 60000); + if (rc) { + ret = -ENODEV; + goto out; + } } +out: adapter->wait_for_reset = false; return ret; @@ -2603,11 +2711,13 @@ static void ibmvnic_get_ethtool_stats(struct net_device *dev, cpu_to_be32(sizeof(struct ibmvnic_statistics)); /* Wait for data to be written */ - init_completion(&adapter->stats_done); + reinit_completion(&adapter->stats_done); rc = ibmvnic_send_crq(adapter, &crq); if (rc) return; - wait_for_completion(&adapter->stats_done); + rc = ibmvnic_wait_for_completion(adapter, &adapter->stats_done, 10000); + if (rc) + return; for (i = 0; i < ARRAY_SIZE(ibmvnic_stats); i++) data[i] = be64_to_cpu(IBMVNIC_GET_STAT(adapter, @@ -4408,11 +4518,24 @@ static int send_query_phys_parms(struct ibmvnic_adapter *adapter) memset(&crq, 0, sizeof(crq)); crq.query_phys_parms.first = IBMVNIC_CRQ_CMD; crq.query_phys_parms.cmd = QUERY_PHYS_PARMS; - init_completion(&adapter->fw_done); + + mutex_lock(&adapter->fw_lock); + adapter->fw_done_rc = 0; + reinit_completion(&adapter->fw_done); + rc = ibmvnic_send_crq(adapter, &crq); - if (rc) + if (rc) { + mutex_unlock(&adapter->fw_lock); return rc; - wait_for_completion(&adapter->fw_done); + } + + rc = ibmvnic_wait_for_completion(adapter, &adapter->fw_done, 10000); + if (rc) { + mutex_unlock(&adapter->fw_lock); + return rc; + } + + mutex_unlock(&adapter->fw_lock); return adapter->fw_done_rc ? -EIO : 0; } @@ -4505,6 +4628,15 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, case IBMVNIC_CRQ_XPORT_EVENT: netif_carrier_off(netdev); adapter->crq.active = false; + /* terminate any thread waiting for a response + * from the device + */ + if (!completion_done(&adapter->fw_done)) { + adapter->fw_done_rc = -EIO; + complete(&adapter->fw_done); + } + if (!completion_done(&adapter->stats_done)) + complete(&adapter->stats_done); if (test_bit(0, &adapter->resetting)) adapter->force_reset_recovery = true; if (gen_crq->cmd == IBMVNIC_PARTITION_MIGRATED) { @@ -4959,7 +5091,11 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) __ibmvnic_delayed_reset); INIT_LIST_HEAD(&adapter->rwi_list); spin_lock_init(&adapter->rwi_lock); + mutex_init(&adapter->fw_lock); init_completion(&adapter->init_done); + init_completion(&adapter->fw_done); + init_completion(&adapter->reset_done); + init_completion(&adapter->stats_done); clear_bit(0, &adapter->resetting); do { @@ -5017,6 +5153,7 @@ ibmvnic_stats_fail: ibmvnic_init_fail: release_sub_crqs(adapter, 1); release_crq_queue(adapter); + mutex_destroy(&adapter->fw_lock); free_netdev(netdev); return rc; @@ -5041,6 +5178,7 @@ static int ibmvnic_remove(struct vio_dev *dev) adapter->state = VNIC_REMOVED; rtnl_unlock(); + mutex_destroy(&adapter->fw_lock); device_remove_file(&dev->dev, &dev_attr_failover); free_netdev(netdev); dev_set_drvdata(&dev->dev, NULL); diff --git a/drivers/net/ethernet/ibm/ibmvnic.h b/drivers/net/ethernet/ibm/ibmvnic.h index ebc39248b334..60eccaf91b12 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.h +++ b/drivers/net/ethernet/ibm/ibmvnic.h @@ -1026,6 +1026,8 @@ struct ibmvnic_adapter { int init_done_rc; struct completion fw_done; + /* Used for serialization of device commands */ + struct mutex fw_lock; int fw_done_rc; struct completion reset_done; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 584074bbf669..173e2c12e1c7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -837,8 +837,6 @@ static int mlx5_init_once(struct mlx5_core_dev *dev) mlx5_init_qp_table(dev); - mlx5_init_mkey_table(dev); - mlx5_init_reserved_gids(dev); mlx5_init_clock(dev); @@ -896,7 +894,6 @@ err_rl_cleanup: err_tables_cleanup: mlx5_geneve_destroy(dev->geneve); mlx5_vxlan_destroy(dev->vxlan); - mlx5_cleanup_mkey_table(dev); mlx5_cleanup_qp_table(dev); mlx5_cq_debugfs_cleanup(dev); mlx5_events_cleanup(dev); @@ -924,7 +921,6 @@ static void mlx5_cleanup_once(struct mlx5_core_dev *dev) mlx5_vxlan_destroy(dev->vxlan); mlx5_cleanup_clock(dev); mlx5_cleanup_reserved_gids(dev); - mlx5_cleanup_mkey_table(dev); mlx5_cleanup_qp_table(dev); mlx5_cq_debugfs_cleanup(dev); mlx5_events_cleanup(dev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mr.c b/drivers/net/ethernet/mellanox/mlx5/core/mr.c index c501bf2a0252..42cc3c7ac5b6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mr.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/mr.c @@ -36,16 +36,6 @@ #include <linux/mlx5/cmd.h> #include "mlx5_core.h" -void mlx5_init_mkey_table(struct mlx5_core_dev *dev) -{ - xa_init_flags(&dev->priv.mkey_table, XA_FLAGS_LOCK_IRQ); -} - -void mlx5_cleanup_mkey_table(struct mlx5_core_dev *dev) -{ - WARN_ON(!xa_empty(&dev->priv.mkey_table)); -} - int mlx5_core_create_mkey_cb(struct mlx5_core_dev *dev, struct mlx5_core_mkey *mkey, struct mlx5_async_ctx *async_ctx, u32 *in, @@ -54,7 +44,6 @@ int mlx5_core_create_mkey_cb(struct mlx5_core_dev *dev, struct mlx5_async_work *context) { u32 lout[MLX5_ST_SZ_DW(create_mkey_out)] = {0}; - struct xarray *mkeys = &dev->priv.mkey_table; u32 mkey_index; void *mkc; int err; @@ -84,16 +73,7 @@ int mlx5_core_create_mkey_cb(struct mlx5_core_dev *dev, mlx5_core_dbg(dev, "out 0x%x, key 0x%x, mkey 0x%x\n", mkey_index, key, mkey->key); - - err = xa_err(xa_store_irq(mkeys, mlx5_base_mkey(mkey->key), mkey, - GFP_KERNEL)); - if (err) { - mlx5_core_warn(dev, "failed xarray insert of mkey 0x%x, %d\n", - mlx5_base_mkey(mkey->key), err); - mlx5_core_destroy_mkey(dev, mkey); - } - - return err; + return 0; } EXPORT_SYMBOL(mlx5_core_create_mkey_cb); @@ -111,12 +91,6 @@ int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev, { u32 out[MLX5_ST_SZ_DW(destroy_mkey_out)] = {0}; u32 in[MLX5_ST_SZ_DW(destroy_mkey_in)] = {0}; - struct xarray *mkeys = &dev->priv.mkey_table; - unsigned long flags; - - xa_lock_irqsave(mkeys, flags); - __xa_erase(mkeys, mlx5_base_mkey(mkey->key)); - xa_unlock_irqrestore(mkeys, flags); MLX5_SET(destroy_mkey_in, in, opcode, MLX5_CMD_OP_DESTROY_MKEY); MLX5_SET(destroy_mkey_in, in, mkey_index, mlx5_mkey_to_idx(mkey->key)); diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 0e96ffab3b05..2cccadc204fd 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -583,18 +583,10 @@ int ocelot_port_add_txtstamp_skb(struct ocelot_port *ocelot_port, if (ocelot->ptp && shinfo->tx_flags & SKBTX_HW_TSTAMP && ocelot_port->ptp_cmd == IFH_REW_OP_TWO_STEP_PTP) { - struct ocelot_skb *oskb = - kzalloc(sizeof(struct ocelot_skb), GFP_ATOMIC); - - if (unlikely(!oskb)) - return -ENOMEM; - shinfo->tx_flags |= SKBTX_IN_PROGRESS; - - oskb->skb = skb; - oskb->id = ocelot_port->ts_id % 4; - - list_add_tail(&oskb->head, &ocelot_port->skbs); + /* Store timestamp ID in cb[0] of sk_buff */ + skb->cb[0] = ocelot_port->ts_id % 4; + skb_queue_tail(&ocelot_port->tx_skbs, skb); return 0; } return -ENODATA; @@ -704,12 +696,11 @@ void ocelot_get_txtstamp(struct ocelot *ocelot) int budget = OCELOT_PTP_QUEUE_SZ; while (budget--) { + struct sk_buff *skb, *skb_tmp, *skb_match = NULL; struct skb_shared_hwtstamps shhwtstamps; - struct list_head *pos, *tmp; - struct sk_buff *skb = NULL; - struct ocelot_skb *entry; struct ocelot_port *port; struct timespec64 ts; + unsigned long flags; u32 val, id, txport; val = ocelot_read(ocelot, SYS_PTP_STATUS); @@ -727,21 +718,22 @@ void ocelot_get_txtstamp(struct ocelot *ocelot) /* Retrieve its associated skb */ port = ocelot->ports[txport]; - list_for_each_safe(pos, tmp, &port->skbs) { - entry = list_entry(pos, struct ocelot_skb, head); - if (entry->id != id) - continue; - - skb = entry->skb; + spin_lock_irqsave(&port->tx_skbs.lock, flags); - list_del(pos); - kfree(entry); + skb_queue_walk_safe(&port->tx_skbs, skb, skb_tmp) { + if (skb->cb[0] != id) + continue; + __skb_unlink(skb, &port->tx_skbs); + skb_match = skb; + break; } + spin_unlock_irqrestore(&port->tx_skbs.lock, flags); + /* Next ts */ ocelot_write(ocelot, SYS_PTP_NXT_PTP_NXT, SYS_PTP_NXT); - if (unlikely(!skb)) + if (unlikely(!skb_match)) continue; /* Get the h/w timestamp */ @@ -750,9 +742,9 @@ void ocelot_get_txtstamp(struct ocelot *ocelot) /* Set the timestamp into the skb */ memset(&shhwtstamps, 0, sizeof(shhwtstamps)); shhwtstamps.hwtstamp = ktime_set(ts.tv_sec, ts.tv_nsec); - skb_tstamp_tx(skb, &shhwtstamps); + skb_tstamp_tx(skb_match, &shhwtstamps); - dev_kfree_skb_any(skb); + dev_kfree_skb_any(skb_match); } } EXPORT_SYMBOL(ocelot_get_txtstamp); @@ -2205,7 +2197,7 @@ void ocelot_init_port(struct ocelot *ocelot, int port) { struct ocelot_port *ocelot_port = ocelot->ports[port]; - INIT_LIST_HEAD(&ocelot_port->skbs); + skb_queue_head_init(&ocelot_port->tx_skbs); /* Basic L2 initialization */ @@ -2490,9 +2482,7 @@ EXPORT_SYMBOL(ocelot_init); void ocelot_deinit(struct ocelot *ocelot) { - struct list_head *pos, *tmp; struct ocelot_port *port; - struct ocelot_skb *entry; int i; cancel_delayed_work(&ocelot->stats_work); @@ -2502,14 +2492,7 @@ void ocelot_deinit(struct ocelot *ocelot) for (i = 0; i < ocelot->num_phys_ports; i++) { port = ocelot->ports[i]; - - list_for_each_safe(pos, tmp, &port->skbs) { - entry = list_entry(pos, struct ocelot_skb, head); - - list_del(pos); - dev_kfree_skb_any(entry->skb); - kfree(entry); - } + skb_queue_purge(&port->tx_skbs); } } EXPORT_SYMBOL(ocelot_deinit); diff --git a/drivers/net/phy/aquantia.h b/drivers/net/phy/aquantia.h index 5a16caab7b2f..c684b65c642c 100644 --- a/drivers/net/phy/aquantia.h +++ b/drivers/net/phy/aquantia.h @@ -1,5 +1,5 @@ -/* SPDX-License-Identifier: GPL-2.0 - * HWMON driver for Aquantia PHY +/* SPDX-License-Identifier: GPL-2.0 */ +/* HWMON driver for Aquantia PHY * * Author: Nikita Yushchenko <nikita.yoush@cogentembedded.com> * Author: Andrew Lunn <andrew@lunn.ch> diff --git a/drivers/net/phy/bcm-phy-lib.h b/drivers/net/phy/bcm-phy-lib.h index 5ecacb4e64f0..c86fb9d1240c 100644 --- a/drivers/net/phy/bcm-phy-lib.h +++ b/drivers/net/phy/bcm-phy-lib.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2015 Broadcom Corporation */ diff --git a/drivers/net/phy/dp83869.c b/drivers/net/phy/dp83869.c index 1c7a7c57dec3..93021904c5e4 100644 --- a/drivers/net/phy/dp83869.c +++ b/drivers/net/phy/dp83869.c @@ -151,13 +151,13 @@ static int dp83869_config_port_mirroring(struct phy_device *phydev) struct dp83869_private *dp83869 = phydev->priv; if (dp83869->port_mirroring == DP83869_PORT_MIRRORING_EN) - phy_set_bits_mmd(phydev, DP83869_DEVADDR, DP83869_GEN_CFG3, - DP83869_CFG3_PORT_MIRROR_EN); + return phy_set_bits_mmd(phydev, DP83869_DEVADDR, + DP83869_GEN_CFG3, + DP83869_CFG3_PORT_MIRROR_EN); else - phy_clear_bits_mmd(phydev, DP83869_DEVADDR, DP83869_GEN_CFG3, - DP83869_CFG3_PORT_MIRROR_EN); - - return 0; + return phy_clear_bits_mmd(phydev, DP83869_DEVADDR, + DP83869_GEN_CFG3, + DP83869_CFG3_PORT_MIRROR_EN); } #ifdef CONFIG_OF_MDIO @@ -204,7 +204,7 @@ static int dp83869_of_init(struct phy_device *phydev) &dp83869->tx_fifo_depth)) dp83869->tx_fifo_depth = DP83869_PHYCR_FIFO_DEPTH_4_B_NIB; - return 0; + return ret; } #else static int dp83869_of_init(struct phy_device *phydev) @@ -216,7 +216,7 @@ static int dp83869_of_init(struct phy_device *phydev) static int dp83869_configure_rgmii(struct phy_device *phydev, struct dp83869_private *dp83869) { - int ret, val; + int ret = 0, val; if (phy_interface_is_rgmii(phydev)) { val = phy_read(phydev, MII_DP83869_PHYCTRL); @@ -233,13 +233,13 @@ static int dp83869_configure_rgmii(struct phy_device *phydev, } if (dp83869->io_impedance >= 0) - phy_modify_mmd(phydev, DP83869_DEVADDR, - DP83869_IO_MUX_CFG, - DP83869_IO_MUX_CFG_IO_IMPEDANCE_CTRL, - dp83869->io_impedance & - DP83869_IO_MUX_CFG_IO_IMPEDANCE_CTRL); + ret = phy_modify_mmd(phydev, DP83869_DEVADDR, + DP83869_IO_MUX_CFG, + DP83869_IO_MUX_CFG_IO_IMPEDANCE_CTRL, + dp83869->io_impedance & + DP83869_IO_MUX_CFG_IO_IMPEDANCE_CTRL); - return 0; + return ret; } static int dp83869_configure_mode(struct phy_device *phydev, @@ -284,9 +284,11 @@ static int dp83869_configure_mode(struct phy_device *phydev, return ret; break; case DP83869_RGMII_SGMII_BRIDGE: - phy_modify_mmd(phydev, DP83869_DEVADDR, DP83869_OP_MODE, - DP83869_SGMII_RGMII_BRIDGE, - DP83869_SGMII_RGMII_BRIDGE); + ret = phy_modify_mmd(phydev, DP83869_DEVADDR, DP83869_OP_MODE, + DP83869_SGMII_RGMII_BRIDGE, + DP83869_SGMII_RGMII_BRIDGE); + if (ret) + return ret; ret = phy_write_mmd(phydev, DP83869_DEVADDR, DP83869_FX_CTRL, DP83869_FX_CTRL_DEFAULT); @@ -334,7 +336,7 @@ static int dp83869_configure_mode(struct phy_device *phydev, return -EINVAL; }; - return 0; + return ret; } static int dp83869_config_init(struct phy_device *phydev) @@ -358,12 +360,13 @@ static int dp83869_config_init(struct phy_device *phydev) /* Clock output selection if muxing property is set */ if (dp83869->clk_output_sel != DP83869_CLK_O_SEL_REF_CLK) - phy_modify_mmd(phydev, DP83869_DEVADDR, DP83869_IO_MUX_CFG, - DP83869_IO_MUX_CFG_CLK_O_SEL_MASK, - dp83869->clk_output_sel << - DP83869_IO_MUX_CFG_CLK_O_SEL_SHIFT); + ret = phy_modify_mmd(phydev, + DP83869_DEVADDR, DP83869_IO_MUX_CFG, + DP83869_IO_MUX_CFG_CLK_O_SEL_MASK, + dp83869->clk_output_sel << + DP83869_IO_MUX_CFG_CLK_O_SEL_SHIFT); - return 0; + return ret; } static int dp83869_probe(struct phy_device *phydev) diff --git a/drivers/net/phy/mdio-cavium.h b/drivers/net/phy/mdio-cavium.h index b7f89ad27465..e33d3ea9a907 100644 --- a/drivers/net/phy/mdio-cavium.h +++ b/drivers/net/phy/mdio-cavium.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2009-2016 Cavium, Inc. */ diff --git a/drivers/net/phy/mdio-i2c.h b/drivers/net/phy/mdio-i2c.h index 751dab281f57..b1d27f7cd23f 100644 --- a/drivers/net/phy/mdio-i2c.h +++ b/drivers/net/phy/mdio-i2c.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0 +/* SPDX-License-Identifier: GPL-2.0 */ /* * MDIO I2C bridge * diff --git a/drivers/net/phy/mdio-xgene.h b/drivers/net/phy/mdio-xgene.h index b1f5ccb4ad9c..8af93ada8b64 100644 --- a/drivers/net/phy/mdio-xgene.h +++ b/drivers/net/phy/mdio-xgene.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0+ +/* SPDX-License-Identifier: GPL-2.0+ */ /* Applied Micro X-Gene SoC MDIO Driver * * Copyright (c) 2016, Applied Micro Circuits Corporation diff --git a/drivers/net/usb/aqc111.h b/drivers/net/usb/aqc111.h index 4d68b3a6067c..b562db4da337 100644 --- a/drivers/net/usb/aqc111.h +++ b/drivers/net/usb/aqc111.h @@ -1,5 +1,5 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later - * Aquantia Corp. Aquantia AQtion USB to 5GbE Controller +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* Aquantia Corp. Aquantia AQtion USB to 5GbE Controller * Copyright (C) 2003-2005 David Hollis <dhollis@davehollis.com> * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net> * Copyright (C) 2002-2003 TiVo Inc. diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index 74849da031fa..ca827802f291 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -1214,8 +1214,9 @@ static void hso_std_serial_read_bulk_callback(struct urb *urb) * This needs to be a tasklet otherwise we will * end up recursively calling this function. */ -static void hso_unthrottle_tasklet(struct hso_serial *serial) +static void hso_unthrottle_tasklet(unsigned long data) { + struct hso_serial *serial = (struct hso_serial *)data; unsigned long flags; spin_lock_irqsave(&serial->serial_lock, flags); @@ -1265,7 +1266,7 @@ static int hso_serial_open(struct tty_struct *tty, struct file *filp) /* Force default termio settings */ _hso_serial_set_termios(tty, NULL); tasklet_init(&serial->unthrottle_tasklet, - (void (*)(unsigned long))hso_unthrottle_tasklet, + hso_unthrottle_tasklet, (unsigned long)serial); result = hso_start_serial_device(serial->parent, GFP_KERNEL); if (result) { diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index dde05e2fdc3e..30e511c2c8d0 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1573,6 +1573,13 @@ static void usbnet_bh (struct timer_list *t) } } +static void usbnet_bh_tasklet(unsigned long data) +{ + struct timer_list *t = (struct timer_list *)data; + + usbnet_bh(t); +} + /*------------------------------------------------------------------------- * @@ -1700,7 +1707,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) skb_queue_head_init (&dev->txq); skb_queue_head_init (&dev->done); skb_queue_head_init(&dev->rxq_pause); - dev->bh.func = (void (*)(unsigned long))usbnet_bh; + dev->bh.func = usbnet_bh_tasklet; dev->bh.data = (unsigned long)&dev->delay; INIT_WORK (&dev->kevent, usbnet_deferred_kevent); init_usb_anchor(&dev->deferred); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c index a4d325fcf94a..452da44a21e0 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c @@ -1421,6 +1421,7 @@ out_err: static void iwl_pcie_rx_handle(struct iwl_trans *trans, int queue) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + struct napi_struct *napi; struct iwl_rxq *rxq; u32 r, i, count = 0; bool emergency = false; @@ -1526,8 +1527,16 @@ out: if (unlikely(emergency && count)) iwl_pcie_rxq_alloc_rbs(trans, GFP_ATOMIC, rxq); - if (rxq->napi.poll) - napi_gro_flush(&rxq->napi, false); + napi = &rxq->napi; + if (napi->poll) { + if (napi->rx_count) { + netif_receive_skb_list(&napi->rx_list); + INIT_LIST_HEAD(&napi->rx_list); + napi->rx_count = 0; + } + + napi_gro_flush(napi, false); + } iwl_pcie_rxq_restock(trans, rxq); } diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c index a9657ae6d782..d14e55e3c9da 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.c +++ b/drivers/net/wireless/marvell/mwifiex/main.c @@ -631,6 +631,7 @@ static int _mwifiex_fw_dpc(const struct firmware *firmware, void *context) mwifiex_drv_get_driver_version(adapter, fmt, sizeof(fmt) - 1); mwifiex_dbg(adapter, MSG, "driver_version = %s\n", fmt); + adapter->is_up = true; goto done; err_add_intf: @@ -1469,6 +1470,7 @@ int mwifiex_shutdown_sw(struct mwifiex_adapter *adapter) mwifiex_deauthenticate(priv, NULL); mwifiex_uninit_sw(adapter); + adapter->is_up = false; if (adapter->if_ops.down_dev) adapter->if_ops.down_dev(adapter); @@ -1730,7 +1732,8 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter) if (!adapter) return 0; - mwifiex_uninit_sw(adapter); + if (adapter->is_up) + mwifiex_uninit_sw(adapter); if (adapter->irq_wakeup >= 0) device_init_wakeup(adapter->dev, false); diff --git a/drivers/net/wireless/marvell/mwifiex/main.h b/drivers/net/wireless/marvell/mwifiex/main.h index 095837fba300..547ff3c578ee 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.h +++ b/drivers/net/wireless/marvell/mwifiex/main.h @@ -1017,6 +1017,7 @@ struct mwifiex_adapter { /* For synchronizing FW initialization with device lifecycle. */ struct completion *fw_done; + bool is_up; bool ext_scan; u8 fw_api_ver; diff --git a/drivers/net/wireless/marvell/mwifiex/sdio.c b/drivers/net/wireless/marvell/mwifiex/sdio.c index 24c041dad9f6..fec38b6e86ff 100644 --- a/drivers/net/wireless/marvell/mwifiex/sdio.c +++ b/drivers/net/wireless/marvell/mwifiex/sdio.c @@ -444,6 +444,9 @@ static int mwifiex_sdio_suspend(struct device *dev) return 0; } + if (!adapter->is_up) + return -EBUSY; + mwifiex_enable_wake(adapter); /* Enable the Host Sleep */ @@ -2220,22 +2223,30 @@ static void mwifiex_sdio_card_reset_work(struct mwifiex_adapter *adapter) struct sdio_func *func = card->func; int ret; + /* Prepare the adapter for the reset. */ mwifiex_shutdown_sw(adapter); + clear_bit(MWIFIEX_IFACE_WORK_DEVICE_DUMP, &card->work_flags); + clear_bit(MWIFIEX_IFACE_WORK_CARD_RESET, &card->work_flags); - /* power cycle the adapter */ + /* Run a HW reset of the SDIO interface. */ sdio_claim_host(func); - mmc_hw_reset(func->card->host); + ret = mmc_hw_reset(func->card->host); sdio_release_host(func); - /* Previous save_adapter won't be valid after this. We will cancel - * pending work requests. - */ - clear_bit(MWIFIEX_IFACE_WORK_DEVICE_DUMP, &card->work_flags); - clear_bit(MWIFIEX_IFACE_WORK_CARD_RESET, &card->work_flags); - - ret = mwifiex_reinit_sw(adapter); - if (ret) - dev_err(&func->dev, "reinit failed: %d\n", ret); + switch (ret) { + case 1: + dev_dbg(&func->dev, "SDIO HW reset asynchronous\n"); + complete_all(adapter->fw_done); + break; + case 0: + ret = mwifiex_reinit_sw(adapter); + if (ret) + dev_err(&func->dev, "reinit failed: %d\n", ret); + break; + default: + dev_err(&func->dev, "SDIO HW reset failed: %d\n", ret); + break; + } } /* This function read/write firmware */ diff --git a/drivers/net/wireless/ti/wl1251/sdio.c b/drivers/net/wireless/ti/wl1251/sdio.c index 677f1146ccf0..94569cd695c8 100644 --- a/drivers/net/wireless/ti/wl1251/sdio.c +++ b/drivers/net/wireless/ti/wl1251/sdio.c @@ -16,17 +16,12 @@ #include <linux/irq.h> #include <linux/pm_runtime.h> #include <linux/gpio.h> +#include <linux/of.h> +#include <linux/of_gpio.h> +#include <linux/of_irq.h> #include "wl1251.h" -#ifndef SDIO_VENDOR_ID_TI -#define SDIO_VENDOR_ID_TI 0x104c -#endif - -#ifndef SDIO_DEVICE_ID_TI_WL1251 -#define SDIO_DEVICE_ID_TI_WL1251 0x9066 -#endif - struct wl1251_sdio { struct sdio_func *func; u32 elp_val; @@ -49,7 +44,7 @@ static void wl1251_sdio_interrupt(struct sdio_func *func) } static const struct sdio_device_id wl1251_devices[] = { - { SDIO_DEVICE(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1251) }, + { SDIO_DEVICE(SDIO_VENDOR_ID_TI_WL1251, SDIO_DEVICE_ID_TI_WL1251) }, {} }; MODULE_DEVICE_TABLE(sdio, wl1251_devices); @@ -217,6 +212,7 @@ static int wl1251_sdio_probe(struct sdio_func *func, struct ieee80211_hw *hw; struct wl1251_sdio *wl_sdio; const struct wl1251_platform_data *wl1251_board_data; + struct device_node *np = func->dev.of_node; hw = wl1251_alloc_hw(); if (IS_ERR(hw)) @@ -248,6 +244,17 @@ static int wl1251_sdio_probe(struct sdio_func *func, wl->power_gpio = wl1251_board_data->power_gpio; wl->irq = wl1251_board_data->irq; wl->use_eeprom = wl1251_board_data->use_eeprom; + } else if (np) { + wl->use_eeprom = of_property_read_bool(np, + "ti,wl1251-has-eeprom"); + wl->power_gpio = of_get_named_gpio(np, "ti,power-gpio", 0); + wl->irq = of_irq_get(np, 0); + + if (wl->power_gpio == -EPROBE_DEFER || + wl->irq == -EPROBE_DEFER) { + ret = -EPROBE_DEFER; + goto disable; + } } if (gpio_is_valid(wl->power_gpio)) { diff --git a/drivers/net/wireless/ti/wlcore/sdio.c b/drivers/net/wireless/ti/wlcore/sdio.c index 7afaf35f2453..9fd8cf2d270c 100644 --- a/drivers/net/wireless/ti/wlcore/sdio.c +++ b/drivers/net/wireless/ti/wlcore/sdio.c @@ -26,14 +26,6 @@ #include "wl12xx_80211.h" #include "io.h" -#ifndef SDIO_VENDOR_ID_TI -#define SDIO_VENDOR_ID_TI 0x0097 -#endif - -#ifndef SDIO_DEVICE_ID_TI_WL1271 -#define SDIO_DEVICE_ID_TI_WL1271 0x4076 -#endif - static bool dump = false; struct wl12xx_sdio_glue { |