diff options
Diffstat (limited to 'drivers/net')
75 files changed, 698 insertions, 410 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index fcb7c2f7f001..48d5ec770b94 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -2272,9 +2272,6 @@ static void bond_miimon_commit(struct bonding *bond) } else if (BOND_MODE(bond) != BOND_MODE_ACTIVEBACKUP) { /* make it immediately active */ bond_set_active_slave(slave); - } else if (slave != primary) { - /* prevent it from being the active one */ - bond_set_backup_slave(slave); } slave_info(bond->dev, slave->dev, "link status definitely up, %u Mbps %s duplex\n", @@ -3702,32 +3699,35 @@ static int bond_neigh_init(struct neighbour *n) const struct net_device_ops *slave_ops; struct neigh_parms parms; struct slave *slave; - int ret; + int ret = 0; - slave = bond_first_slave(bond); + rcu_read_lock(); + slave = bond_first_slave_rcu(bond); if (!slave) - return 0; + goto out; slave_ops = slave->dev->netdev_ops; if (!slave_ops->ndo_neigh_setup) - return 0; - - parms.neigh_setup = NULL; - parms.neigh_cleanup = NULL; - ret = slave_ops->ndo_neigh_setup(slave->dev, &parms); - if (ret) - return ret; + goto out; - /* Assign slave's neigh_cleanup to neighbour in case cleanup is called - * after the last slave has been detached. Assumes that all slaves - * utilize the same neigh_cleanup (true at this writing as only user - * is ipoib). + /* TODO: find another way [1] to implement this. + * Passing a zeroed structure is fragile, + * but at least we do not pass garbage. + * + * [1] One way would be that ndo_neigh_setup() never touch + * struct neigh_parms, but propagate the new neigh_setup() + * back to ___neigh_create() / neigh_parms_alloc() */ - n->parms->neigh_cleanup = parms.neigh_cleanup; + memset(&parms, 0, sizeof(parms)); + ret = slave_ops->ndo_neigh_setup(slave->dev, &parms); - if (!parms.neigh_setup) - return 0; + if (ret) + goto out; - return parms.neigh_setup(n); + if (parms.neigh_setup) + ret = parms.neigh_setup(n); +out: + rcu_read_unlock(); + return ret; } /* The bonding ndo_neigh_setup is called at init time beofre any diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index a929cdda9ab2..94d10ec954a0 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -389,6 +389,34 @@ static struct flexcan_mb __iomem *flexcan_get_mb(const struct flexcan_priv *priv (&priv->regs->mb[bank][priv->mb_size * mb_index]); } +static int flexcan_low_power_enter_ack(struct flexcan_priv *priv) +{ + struct flexcan_regs __iomem *regs = priv->regs; + unsigned int timeout = FLEXCAN_TIMEOUT_US / 10; + + while (timeout-- && !(priv->read(®s->mcr) & FLEXCAN_MCR_LPM_ACK)) + udelay(10); + + if (!(priv->read(®s->mcr) & FLEXCAN_MCR_LPM_ACK)) + return -ETIMEDOUT; + + return 0; +} + +static int flexcan_low_power_exit_ack(struct flexcan_priv *priv) +{ + struct flexcan_regs __iomem *regs = priv->regs; + unsigned int timeout = FLEXCAN_TIMEOUT_US / 10; + + while (timeout-- && (priv->read(®s->mcr) & FLEXCAN_MCR_LPM_ACK)) + udelay(10); + + if (priv->read(®s->mcr) & FLEXCAN_MCR_LPM_ACK) + return -ETIMEDOUT; + + return 0; +} + static void flexcan_enable_wakeup_irq(struct flexcan_priv *priv, bool enable) { struct flexcan_regs __iomem *regs = priv->regs; @@ -407,7 +435,6 @@ static void flexcan_enable_wakeup_irq(struct flexcan_priv *priv, bool enable) static inline int flexcan_enter_stop_mode(struct flexcan_priv *priv) { struct flexcan_regs __iomem *regs = priv->regs; - unsigned int ackval; u32 reg_mcr; reg_mcr = priv->read(®s->mcr); @@ -418,36 +445,24 @@ static inline int flexcan_enter_stop_mode(struct flexcan_priv *priv) regmap_update_bits(priv->stm.gpr, priv->stm.req_gpr, 1 << priv->stm.req_bit, 1 << priv->stm.req_bit); - /* get stop acknowledgment */ - if (regmap_read_poll_timeout(priv->stm.gpr, priv->stm.ack_gpr, - ackval, ackval & (1 << priv->stm.ack_bit), - 0, FLEXCAN_TIMEOUT_US)) - return -ETIMEDOUT; - - return 0; + return flexcan_low_power_enter_ack(priv); } static inline int flexcan_exit_stop_mode(struct flexcan_priv *priv) { struct flexcan_regs __iomem *regs = priv->regs; - unsigned int ackval; u32 reg_mcr; /* remove stop request */ regmap_update_bits(priv->stm.gpr, priv->stm.req_gpr, 1 << priv->stm.req_bit, 0); - /* get stop acknowledgment */ - if (regmap_read_poll_timeout(priv->stm.gpr, priv->stm.ack_gpr, - ackval, !(ackval & (1 << priv->stm.ack_bit)), - 0, FLEXCAN_TIMEOUT_US)) - return -ETIMEDOUT; reg_mcr = priv->read(®s->mcr); reg_mcr &= ~FLEXCAN_MCR_SLF_WAK; priv->write(reg_mcr, ®s->mcr); - return 0; + return flexcan_low_power_exit_ack(priv); } static inline void flexcan_error_irq_enable(const struct flexcan_priv *priv) @@ -506,39 +521,25 @@ static inline int flexcan_transceiver_disable(const struct flexcan_priv *priv) static int flexcan_chip_enable(struct flexcan_priv *priv) { struct flexcan_regs __iomem *regs = priv->regs; - unsigned int timeout = FLEXCAN_TIMEOUT_US / 10; u32 reg; reg = priv->read(®s->mcr); reg &= ~FLEXCAN_MCR_MDIS; priv->write(reg, ®s->mcr); - while (timeout-- && (priv->read(®s->mcr) & FLEXCAN_MCR_LPM_ACK)) - udelay(10); - - if (priv->read(®s->mcr) & FLEXCAN_MCR_LPM_ACK) - return -ETIMEDOUT; - - return 0; + return flexcan_low_power_exit_ack(priv); } static int flexcan_chip_disable(struct flexcan_priv *priv) { struct flexcan_regs __iomem *regs = priv->regs; - unsigned int timeout = FLEXCAN_TIMEOUT_US / 10; u32 reg; reg = priv->read(®s->mcr); reg |= FLEXCAN_MCR_MDIS; priv->write(reg, ®s->mcr); - while (timeout-- && !(priv->read(®s->mcr) & FLEXCAN_MCR_LPM_ACK)) - udelay(10); - - if (!(priv->read(®s->mcr) & FLEXCAN_MCR_LPM_ACK)) - return -ETIMEDOUT; - - return 0; + return flexcan_low_power_enter_ack(priv); } static int flexcan_chip_freeze(struct flexcan_priv *priv) @@ -1722,6 +1723,9 @@ static int __maybe_unused flexcan_resume(struct device *device) netif_start_queue(dev); if (device_may_wakeup(device)) { disable_irq_wake(dev->irq); + err = flexcan_exit_stop_mode(priv); + if (err) + return err; } else { err = pm_runtime_force_resume(device); if (err) @@ -1767,14 +1771,9 @@ static int __maybe_unused flexcan_noirq_resume(struct device *device) { struct net_device *dev = dev_get_drvdata(device); struct flexcan_priv *priv = netdev_priv(dev); - int err; - if (netif_running(dev) && device_may_wakeup(device)) { + if (netif_running(dev) && device_may_wakeup(device)) flexcan_enable_wakeup_irq(priv, false); - err = flexcan_exit_stop_mode(priv); - if (err) - return err; - } return 0; } diff --git a/drivers/net/can/m_can/tcan4x5x.c b/drivers/net/can/m_can/tcan4x5x.c index 3db619209fe1..4e1789ea2bc3 100644 --- a/drivers/net/can/m_can/tcan4x5x.c +++ b/drivers/net/can/m_can/tcan4x5x.c @@ -101,6 +101,8 @@ #define TCAN4X5X_MODE_STANDBY BIT(6) #define TCAN4X5X_MODE_NORMAL BIT(7) +#define TCAN4X5X_DISABLE_WAKE_MSK (BIT(31) | BIT(30)) + #define TCAN4X5X_SW_RESET BIT(2) #define TCAN4X5X_MCAN_CONFIGURED BIT(5) @@ -338,6 +340,14 @@ static int tcan4x5x_init(struct m_can_classdev *cdev) return ret; } +static int tcan4x5x_disable_wake(struct m_can_classdev *cdev) +{ + struct tcan4x5x_priv *tcan4x5x = cdev->device_data; + + return regmap_update_bits(tcan4x5x->regmap, TCAN4X5X_CONFIG, + TCAN4X5X_DISABLE_WAKE_MSK, 0x00); +} + static int tcan4x5x_parse_config(struct m_can_classdev *cdev) { struct tcan4x5x_priv *tcan4x5x = cdev->device_data; @@ -345,8 +355,10 @@ static int tcan4x5x_parse_config(struct m_can_classdev *cdev) tcan4x5x->device_wake_gpio = devm_gpiod_get(cdev->dev, "device-wake", GPIOD_OUT_HIGH); if (IS_ERR(tcan4x5x->device_wake_gpio)) { - dev_err(cdev->dev, "device-wake gpio not defined\n"); - return -EINVAL; + if (PTR_ERR(tcan4x5x->power) == -EPROBE_DEFER) + return -EPROBE_DEFER; + + tcan4x5x_disable_wake(cdev); } tcan4x5x->reset_gpio = devm_gpiod_get_optional(cdev->dev, "reset", @@ -354,6 +366,8 @@ static int tcan4x5x_parse_config(struct m_can_classdev *cdev) if (IS_ERR(tcan4x5x->reset_gpio)) tcan4x5x->reset_gpio = NULL; + usleep_range(700, 1000); + tcan4x5x->device_state_gpio = devm_gpiod_get_optional(cdev->dev, "device-state", GPIOD_IN); @@ -428,10 +442,6 @@ static int tcan4x5x_can_probe(struct spi_device *spi) spi_set_drvdata(spi, priv); - ret = tcan4x5x_parse_config(mcan_class); - if (ret) - goto out_clk; - /* Configure the SPI bus */ spi->bits_per_word = 32; ret = spi_setup(spi); @@ -441,6 +451,10 @@ static int tcan4x5x_can_probe(struct spi_device *spi) priv->regmap = devm_regmap_init(&spi->dev, &tcan4x5x_bus, &spi->dev, &tcan4x5x_regmap); + ret = tcan4x5x_parse_config(mcan_class); + if (ret) + goto out_clk; + tcan4x5x_power_enable(priv->power, 1); ret = m_can_class_register(mcan_class); diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c index 07d2f3aa2c02..ae4c37e1bb75 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c @@ -608,7 +608,7 @@ static int kvaser_usb_leaf_simple_cmd_async(struct kvaser_usb_net_priv *priv, struct kvaser_cmd *cmd; int err; - cmd = kmalloc(sizeof(*cmd), GFP_ATOMIC); + cmd = kzalloc(sizeof(*cmd), GFP_ATOMIC); if (!cmd) return -ENOMEM; @@ -1140,7 +1140,7 @@ static int kvaser_usb_leaf_set_opt_mode(const struct kvaser_usb_net_priv *priv) struct kvaser_cmd *cmd; int rc; - cmd = kmalloc(sizeof(*cmd), GFP_KERNEL); + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); if (!cmd) return -ENOMEM; @@ -1206,7 +1206,7 @@ static int kvaser_usb_leaf_flush_queue(struct kvaser_usb_net_priv *priv) struct kvaser_cmd *cmd; int rc; - cmd = kmalloc(sizeof(*cmd), GFP_KERNEL); + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); if (!cmd) return -ENOMEM; diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c index 464af939cd8a..c1dbab8c896d 100644 --- a/drivers/net/can/xilinx_can.c +++ b/drivers/net/can/xilinx_can.c @@ -60,6 +60,8 @@ enum xcan_reg { XCAN_TXMSG_BASE_OFFSET = 0x0100, /* TX Message Space */ XCAN_RXMSG_BASE_OFFSET = 0x1100, /* RX Message Space */ XCAN_RXMSG_2_BASE_OFFSET = 0x2100, /* RX Message Space */ + XCAN_AFR_2_MASK_OFFSET = 0x0A00, /* Acceptance Filter MASK */ + XCAN_AFR_2_ID_OFFSET = 0x0A04, /* Acceptance Filter ID */ }; #define XCAN_FRAME_ID_OFFSET(frame_base) ((frame_base) + 0x00) @@ -1809,6 +1811,11 @@ static int xcan_probe(struct platform_device *pdev) pm_runtime_put(&pdev->dev); + if (priv->devtype.flags & XCAN_FLAG_CANFD_2) { + priv->write_reg(priv, XCAN_AFR_2_ID_OFFSET, 0x00000000); + priv->write_reg(priv, XCAN_AFR_2_MASK_OFFSET, 0x00000000); + } + netdev_dbg(ndev, "reg_base=0x%p irq=%d clock=%d, tx buffers: actual %d, using %d\n", priv->reg_base, ndev->irq, priv->can.clock.freq, hw_tx_max, priv->tx_max); diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 36828f210030..edacacfc9365 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -347,7 +347,7 @@ static void b53_set_forwarding(struct b53_device *dev, int enable) * frames should be flooded or not. */ b53_read8(dev, B53_CTRL_PAGE, B53_IP_MULTICAST_CTRL, &mgmt); - mgmt |= B53_UC_FWD_EN | B53_MC_FWD_EN; + mgmt |= B53_UC_FWD_EN | B53_MC_FWD_EN | B53_IPMC_FWD_EN; b53_write8(dev, B53_CTRL_PAGE, B53_IP_MULTICAST_CTRL, mgmt); } @@ -526,6 +526,8 @@ int b53_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy) cpu_port = dsa_to_port(ds, port)->cpu_dp->index; + b53_br_egress_floods(ds, port, true, true); + if (dev->ops->irq_enable) ret = dev->ops->irq_enable(dev, port); if (ret) @@ -641,6 +643,8 @@ static void b53_enable_cpu_port(struct b53_device *dev, int port) b53_write8(dev, B53_CTRL_PAGE, B53_PORT_CTRL(port), port_ctrl); b53_brcm_hdr_setup(dev->ds, port); + + b53_br_egress_floods(dev->ds, port, true, true); } static void b53_enable_mib(struct b53_device *dev) @@ -1821,19 +1825,26 @@ int b53_br_egress_floods(struct dsa_switch *ds, int port, struct b53_device *dev = ds->priv; u16 uc, mc; - b53_read16(dev, B53_CTRL_PAGE, B53_UC_FWD_EN, &uc); + b53_read16(dev, B53_CTRL_PAGE, B53_UC_FLOOD_MASK, &uc); if (unicast) uc |= BIT(port); else uc &= ~BIT(port); - b53_write16(dev, B53_CTRL_PAGE, B53_UC_FWD_EN, uc); + b53_write16(dev, B53_CTRL_PAGE, B53_UC_FLOOD_MASK, uc); + + b53_read16(dev, B53_CTRL_PAGE, B53_MC_FLOOD_MASK, &mc); + if (multicast) + mc |= BIT(port); + else + mc &= ~BIT(port); + b53_write16(dev, B53_CTRL_PAGE, B53_MC_FLOOD_MASK, mc); - b53_read16(dev, B53_CTRL_PAGE, B53_MC_FWD_EN, &mc); + b53_read16(dev, B53_CTRL_PAGE, B53_IPMC_FLOOD_MASK, &mc); if (multicast) mc |= BIT(port); else mc &= ~BIT(port); - b53_write16(dev, B53_CTRL_PAGE, B53_MC_FWD_EN, mc); + b53_write16(dev, B53_CTRL_PAGE, B53_IPMC_FLOOD_MASK, mc); return 0; diff --git a/drivers/net/dsa/ocelot/Kconfig b/drivers/net/dsa/ocelot/Kconfig index 0031ca814346..6f9804093150 100644 --- a/drivers/net/dsa/ocelot/Kconfig +++ b/drivers/net/dsa/ocelot/Kconfig @@ -2,6 +2,7 @@ config NET_DSA_MSCC_FELIX tristate "Ocelot / Felix Ethernet switch support" depends on NET_DSA && PCI + depends on NET_VENDOR_MICROSEMI select MSCC_OCELOT_SWITCH select NET_DSA_TAG_OCELOT help diff --git a/drivers/net/ethernet/amazon/ena/ena_com.h b/drivers/net/ethernet/amazon/ena/ena_com.h index 7c941eba0bc9..0ce37d54ed10 100644 --- a/drivers/net/ethernet/amazon/ena/ena_com.h +++ b/drivers/net/ethernet/amazon/ena/ena_com.h @@ -72,7 +72,7 @@ /*****************************************************************************/ /* ENA adaptive interrupt moderation settings */ -#define ENA_INTR_INITIAL_TX_INTERVAL_USECS 196 +#define ENA_INTR_INITIAL_TX_INTERVAL_USECS 64 #define ENA_INTR_INITIAL_RX_INTERVAL_USECS 0 #define ENA_DEFAULT_INTR_DELAY_RESOLUTION 1 diff --git a/drivers/net/ethernet/amazon/ena/ena_ethtool.c b/drivers/net/ethernet/amazon/ena/ena_ethtool.c index a3250dcf7d53..fc96c66b44cb 100644 --- a/drivers/net/ethernet/amazon/ena/ena_ethtool.c +++ b/drivers/net/ethernet/amazon/ena/ena_ethtool.c @@ -315,10 +315,9 @@ static int ena_get_coalesce(struct net_device *net_dev, ena_com_get_nonadaptive_moderation_interval_tx(ena_dev) * ena_dev->intr_delay_resolution; - if (!ena_com_get_adaptive_moderation_enabled(ena_dev)) - coalesce->rx_coalesce_usecs = - ena_com_get_nonadaptive_moderation_interval_rx(ena_dev) - * ena_dev->intr_delay_resolution; + coalesce->rx_coalesce_usecs = + ena_com_get_nonadaptive_moderation_interval_rx(ena_dev) + * ena_dev->intr_delay_resolution; coalesce->use_adaptive_rx_coalesce = ena_com_get_adaptive_moderation_enabled(ena_dev); @@ -367,12 +366,6 @@ static int ena_set_coalesce(struct net_device *net_dev, ena_update_tx_rings_intr_moderation(adapter); - if (coalesce->use_adaptive_rx_coalesce) { - if (!ena_com_get_adaptive_moderation_enabled(ena_dev)) - ena_com_enable_adaptive_moderation(ena_dev); - return 0; - } - rc = ena_com_update_nonadaptive_moderation_interval_rx(ena_dev, coalesce->rx_coalesce_usecs); if (rc) @@ -380,10 +373,13 @@ static int ena_set_coalesce(struct net_device *net_dev, ena_update_rx_rings_intr_moderation(adapter); - if (!coalesce->use_adaptive_rx_coalesce) { - if (ena_com_get_adaptive_moderation_enabled(ena_dev)) - ena_com_disable_adaptive_moderation(ena_dev); - } + if (coalesce->use_adaptive_rx_coalesce && + !ena_com_get_adaptive_moderation_enabled(ena_dev)) + ena_com_enable_adaptive_moderation(ena_dev); + + if (!coalesce->use_adaptive_rx_coalesce && + ena_com_get_adaptive_moderation_enabled(ena_dev)) + ena_com_disable_adaptive_moderation(ena_dev); return 0; } diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index d46a912002ff..948583fdcc28 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -1238,8 +1238,8 @@ static int ena_io_poll(struct napi_struct *napi, int budget) struct ena_napi *ena_napi = container_of(napi, struct ena_napi, napi); struct ena_ring *tx_ring, *rx_ring; - u32 tx_work_done; - u32 rx_work_done; + int tx_work_done; + int rx_work_done = 0; int tx_budget; int napi_comp_call = 0; int ret; @@ -1256,7 +1256,11 @@ static int ena_io_poll(struct napi_struct *napi, int budget) } tx_work_done = ena_clean_tx_irq(tx_ring, tx_budget); - rx_work_done = ena_clean_rx_irq(rx_ring, napi, budget); + /* On netpoll the budget is zero and the handler should only clean the + * tx completions. + */ + if (likely(budget)) + rx_work_done = ena_clean_rx_irq(rx_ring, napi, budget); /* If the device is about to reset or down, avoid unmask * the interrupt and return 0 so NAPI won't reschedule diff --git a/drivers/net/ethernet/atheros/ag71xx.c b/drivers/net/ethernet/atheros/ag71xx.c index 8f5021091eee..61a334d1b5e6 100644 --- a/drivers/net/ethernet/atheros/ag71xx.c +++ b/drivers/net/ethernet/atheros/ag71xx.c @@ -313,7 +313,7 @@ struct ag71xx { struct ag71xx_desc *stop_desc; dma_addr_t stop_desc_dma; - int phy_if_mode; + phy_interface_t phy_if_mode; struct delayed_work restart_work; struct timer_list oom_timer; @@ -1744,7 +1744,7 @@ static int ag71xx_probe(struct platform_device *pdev) eth_random_addr(ndev->dev_addr); } - err = of_get_phy_mode(np, ag->phy_if_mode); + err = of_get_phy_mode(np, &ag->phy_if_mode); if (err) { netif_err(ag, probe, ndev, "missing phy-mode property in DT\n"); goto err_free; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h index 8b08cb18e363..3f63ffd7561b 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h @@ -1109,7 +1109,7 @@ static inline u8 bnx2x_get_path_func_num(struct bnx2x *bp) for (i = 0; i < E1H_FUNC_MAX / 2; i++) { u32 func_config = MF_CFG_RD(bp, - func_mf_config[BP_PORT(bp) + 2 * i]. + func_mf_config[BP_PATH(bp) + 2 * i]. config); func_num += ((func_config & FUNC_MF_CFG_FUNC_HIDE) ? 0 : 1); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 192ff8d5da32..cff64e43bdd8 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -9976,10 +9976,18 @@ static void bnx2x_recovery_failed(struct bnx2x *bp) */ static void bnx2x_parity_recover(struct bnx2x *bp) { - bool global = false; u32 error_recovered, error_unrecovered; - bool is_parity; + bool is_parity, global = false; +#ifdef CONFIG_BNX2X_SRIOV + int vf_idx; + + for (vf_idx = 0; vf_idx < bp->requested_nr_virtfn; vf_idx++) { + struct bnx2x_virtf *vf = BP_VF(bp, vf_idx); + if (vf) + vf->state = VF_LOST; + } +#endif DP(NETIF_MSG_HW, "Handling parity\n"); while (1) { switch (bp->recovery_state) { diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h index b6ebd92ec565..3a716c015415 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h @@ -139,6 +139,7 @@ struct bnx2x_virtf { #define VF_ACQUIRED 1 /* VF acquired, but not initialized */ #define VF_ENABLED 2 /* VF Enabled */ #define VF_RESET 3 /* VF FLR'd, pending cleanup */ +#define VF_LOST 4 /* Recovery while VFs are loaded */ bool flr_clnup_stage; /* true during flr cleanup */ bool malicious; /* true if FW indicated so, until FLR */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c index 0752b7fa4d9c..ea0e9394f898 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c @@ -2107,6 +2107,18 @@ static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf, { int i; + if (vf->state == VF_LOST) { + /* Just ack the FW and return if VFs are lost + * in case of parity error. VFs are supposed to be timedout + * on waiting for PF response. + */ + DP(BNX2X_MSG_IOV, + "VF 0x%x lost, not handling the request\n", vf->abs_vfid); + + storm_memset_vf_mbx_ack(bp, vf->abs_vfid); + return; + } + /* check if tlv type is known */ if (bnx2x_tlv_supported(mbx->first_tlv.tl.type)) { /* Lock the per vf op mutex and note the locker's identity. diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 85983f0e3134..c779f9cf8822 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2001,6 +2001,9 @@ static int bnxt_async_event_process(struct bnxt *bp, case ASYNC_EVENT_CMPL_EVENT_ID_RESET_NOTIFY: { u32 data1 = le32_to_cpu(cmpl->event_data1); + if (!bp->fw_health) + goto async_event_process_exit; + bp->fw_reset_timestamp = jiffies; bp->fw_reset_min_dsecs = cmpl->timestamp_lo; if (!bp->fw_reset_min_dsecs) @@ -4421,8 +4424,9 @@ int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap, int bmap_size, FUNC_DRV_RGTR_REQ_ENABLES_ASYNC_EVENT_FWD); req.os_type = cpu_to_le16(FUNC_DRV_RGTR_REQ_OS_TYPE_LINUX); - flags = FUNC_DRV_RGTR_REQ_FLAGS_16BIT_VER_MODE | - FUNC_DRV_RGTR_REQ_FLAGS_HOT_RESET_SUPPORT; + flags = FUNC_DRV_RGTR_REQ_FLAGS_16BIT_VER_MODE; + if (bp->fw_cap & BNXT_FW_CAP_HOT_RESET) + flags |= FUNC_DRV_RGTR_REQ_FLAGS_HOT_RESET_SUPPORT; if (bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY) flags |= FUNC_DRV_RGTR_REQ_FLAGS_ERROR_RECOVERY_SUPPORT | FUNC_DRV_RGTR_REQ_FLAGS_MASTER_SUPPORT; @@ -6186,7 +6190,7 @@ static void bnxt_hwrm_set_coal_params(struct bnxt *bp, tmr = bnxt_usec_to_coal_tmr(bp, hw_coal->coal_ticks_irq); val = clamp_t(u16, tmr, 1, coal_cap->cmpl_aggr_dma_tmr_during_int_max); - req->cmpl_aggr_dma_tmr_during_int = cpu_to_le16(tmr); + req->cmpl_aggr_dma_tmr_during_int = cpu_to_le16(val); req->enables |= cpu_to_le16(BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE); } @@ -7115,14 +7119,6 @@ static int bnxt_hwrm_error_recovery_qcfg(struct bnxt *bp) rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); if (rc) goto err_recovery_out; - if (!fw_health) { - fw_health = kzalloc(sizeof(*fw_health), GFP_KERNEL); - bp->fw_health = fw_health; - if (!fw_health) { - rc = -ENOMEM; - goto err_recovery_out; - } - } fw_health->flags = le32_to_cpu(resp->flags); if ((fw_health->flags & ERROR_RECOVERY_QCFG_RESP_FLAGS_CO_CPU) && !(bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL)) { @@ -8796,6 +8792,9 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) if (fw_reset) { if (!test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) bnxt_ulp_stop(bp); + bnxt_free_ctx_mem(bp); + kfree(bp->ctx); + bp->ctx = NULL; rc = bnxt_fw_init_one(bp); if (rc) { set_bit(BNXT_STATE_ABORT_ERR, &bp->state); @@ -9990,8 +9989,7 @@ static void bnxt_fw_health_check(struct bnxt *bp) struct bnxt_fw_health *fw_health = bp->fw_health; u32 val; - if (!fw_health || !fw_health->enabled || - test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) + if (!fw_health->enabled || test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) return; if (fw_health->tmr_counter) { @@ -10482,6 +10480,23 @@ static void bnxt_init_dflt_coal(struct bnxt *bp) bp->stats_coal_ticks = BNXT_DEF_STATS_COAL_TICKS; } +static void bnxt_alloc_fw_health(struct bnxt *bp) +{ + if (bp->fw_health) + return; + + if (!(bp->fw_cap & BNXT_FW_CAP_HOT_RESET) && + !(bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY)) + return; + + bp->fw_health = kzalloc(sizeof(*bp->fw_health), GFP_KERNEL); + if (!bp->fw_health) { + netdev_warn(bp->dev, "Failed to allocate fw_health\n"); + bp->fw_cap &= ~BNXT_FW_CAP_HOT_RESET; + bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY; + } +} + static int bnxt_fw_init_one_p1(struct bnxt *bp) { int rc; @@ -10528,6 +10543,7 @@ static int bnxt_fw_init_one_p2(struct bnxt *bp) netdev_warn(bp->dev, "hwrm query adv flow mgnt failure rc: %d\n", rc); + bnxt_alloc_fw_health(bp); rc = bnxt_hwrm_error_recovery_qcfg(bp); if (rc) netdev_warn(bp->dev, "hwrm query error recovery failure rc: %d\n", @@ -10609,6 +10625,12 @@ static int bnxt_fw_init_one(struct bnxt *bp) rc = bnxt_approve_mac(bp, bp->dev->dev_addr, false); if (rc) return rc; + + /* In case fw capabilities have changed, destroy the unneeded + * reporters and create newly capable ones. + */ + bnxt_dl_fw_reporters_destroy(bp, false); + bnxt_dl_fw_reporters_create(bp); bnxt_fw_init_one_p3(bp); return 0; } @@ -10751,8 +10773,7 @@ static void bnxt_fw_reset_task(struct work_struct *work) bnxt_queue_fw_reset_work(bp, bp->fw_reset_min_dsecs * HZ / 10); return; case BNXT_FW_RESET_STATE_ENABLE_DEV: - if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state) && - bp->fw_health) { + if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state)) { u32 val; val = bnxt_fw_health_readl(bp, @@ -11396,11 +11417,11 @@ static void bnxt_remove_one(struct pci_dev *pdev) struct net_device *dev = pci_get_drvdata(pdev); struct bnxt *bp = netdev_priv(dev); - if (BNXT_PF(bp)) { + if (BNXT_PF(bp)) bnxt_sriov_disable(bp); - bnxt_dl_unregister(bp); - } + bnxt_dl_fw_reporters_destroy(bp, true); + bnxt_dl_unregister(bp); pci_disable_pcie_error_reporting(pdev); unregister_netdev(dev); bnxt_shutdown_tc(bp); @@ -11415,6 +11436,8 @@ static void bnxt_remove_one(struct pci_dev *pdev) bnxt_dcb_free(bp); kfree(bp->edev); bp->edev = NULL; + kfree(bp->fw_health); + bp->fw_health = NULL; bnxt_cleanup_pci(bp); bnxt_free_ctx_mem(bp); kfree(bp->ctx); @@ -11875,8 +11898,8 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (rc) goto init_err_cleanup_tc; - if (BNXT_PF(bp)) - bnxt_dl_register(bp); + bnxt_dl_register(bp); + bnxt_dl_fw_reporters_create(bp); netdev_info(dev, "%s found at mem %lx, node addr %pM\n", board_info[ent->driver_data].name, diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c index acb2dd64c023..3eedd4477218 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -39,11 +39,10 @@ static int bnxt_fw_reporter_diagnose(struct devlink_health_reporter *reporter, struct netlink_ext_ack *extack) { struct bnxt *bp = devlink_health_reporter_priv(reporter); - struct bnxt_fw_health *health = bp->fw_health; u32 val, health_status; int rc; - if (!health || test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) + if (test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) return 0; val = bnxt_fw_health_readl(bp, BNXT_FW_HEALTH_REG); @@ -126,21 +125,15 @@ struct devlink_health_reporter_ops bnxt_dl_fw_fatal_reporter_ops = { .recover = bnxt_fw_fatal_recover, }; -static void bnxt_dl_fw_reporters_create(struct bnxt *bp) +void bnxt_dl_fw_reporters_create(struct bnxt *bp) { struct bnxt_fw_health *health = bp->fw_health; - if (!health) + if (!bp->dl || !health) return; - health->fw_reporter = - devlink_health_reporter_create(bp->dl, &bnxt_dl_fw_reporter_ops, - 0, false, bp); - if (IS_ERR(health->fw_reporter)) { - netdev_warn(bp->dev, "Failed to create FW health reporter, rc = %ld\n", - PTR_ERR(health->fw_reporter)); - health->fw_reporter = NULL; - } + if (!(bp->fw_cap & BNXT_FW_CAP_HOT_RESET) || health->fw_reset_reporter) + goto err_recovery; health->fw_reset_reporter = devlink_health_reporter_create(bp->dl, @@ -150,8 +143,30 @@ static void bnxt_dl_fw_reporters_create(struct bnxt *bp) netdev_warn(bp->dev, "Failed to create FW fatal health reporter, rc = %ld\n", PTR_ERR(health->fw_reset_reporter)); health->fw_reset_reporter = NULL; + bp->fw_cap &= ~BNXT_FW_CAP_HOT_RESET; + } + +err_recovery: + if (!(bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY)) + return; + + if (!health->fw_reporter) { + health->fw_reporter = + devlink_health_reporter_create(bp->dl, + &bnxt_dl_fw_reporter_ops, + 0, false, bp); + if (IS_ERR(health->fw_reporter)) { + netdev_warn(bp->dev, "Failed to create FW health reporter, rc = %ld\n", + PTR_ERR(health->fw_reporter)); + health->fw_reporter = NULL; + bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY; + return; + } } + if (health->fw_fatal_reporter) + return; + health->fw_fatal_reporter = devlink_health_reporter_create(bp->dl, &bnxt_dl_fw_fatal_reporter_ops, @@ -160,24 +175,35 @@ static void bnxt_dl_fw_reporters_create(struct bnxt *bp) netdev_warn(bp->dev, "Failed to create FW fatal health reporter, rc = %ld\n", PTR_ERR(health->fw_fatal_reporter)); health->fw_fatal_reporter = NULL; + bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY; } } -static void bnxt_dl_fw_reporters_destroy(struct bnxt *bp) +void bnxt_dl_fw_reporters_destroy(struct bnxt *bp, bool all) { struct bnxt_fw_health *health = bp->fw_health; - if (!health) + if (!bp->dl || !health) return; - if (health->fw_reporter) - devlink_health_reporter_destroy(health->fw_reporter); - - if (health->fw_reset_reporter) + if ((all || !(bp->fw_cap & BNXT_FW_CAP_HOT_RESET)) && + health->fw_reset_reporter) { devlink_health_reporter_destroy(health->fw_reset_reporter); + health->fw_reset_reporter = NULL; + } - if (health->fw_fatal_reporter) + if ((bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY) && !all) + return; + + if (health->fw_reporter) { + devlink_health_reporter_destroy(health->fw_reporter); + health->fw_reporter = NULL; + } + + if (health->fw_fatal_reporter) { devlink_health_reporter_destroy(health->fw_fatal_reporter); + health->fw_fatal_reporter = NULL; + } } void bnxt_devlink_health_report(struct bnxt *bp, unsigned long event) @@ -185,9 +211,6 @@ void bnxt_devlink_health_report(struct bnxt *bp, unsigned long event) struct bnxt_fw_health *fw_health = bp->fw_health; struct bnxt_fw_reporter_ctx fw_reporter_ctx; - if (!fw_health) - return; - fw_reporter_ctx.sp_event = event; switch (event) { case BNXT_FW_RESET_NOTIFY_SP_EVENT: @@ -247,6 +270,8 @@ static const struct devlink_ops bnxt_dl_ops = { .flash_update = bnxt_dl_flash_update, }; +static const struct devlink_ops bnxt_vf_dl_ops; + enum bnxt_dl_param_id { BNXT_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX, BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK, @@ -460,7 +485,10 @@ int bnxt_dl_register(struct bnxt *bp) return -ENOTSUPP; } - dl = devlink_alloc(&bnxt_dl_ops, sizeof(struct bnxt_dl)); + if (BNXT_PF(bp)) + dl = devlink_alloc(&bnxt_dl_ops, sizeof(struct bnxt_dl)); + else + dl = devlink_alloc(&bnxt_vf_dl_ops, sizeof(struct bnxt_dl)); if (!dl) { netdev_warn(bp->dev, "devlink_alloc failed"); return -ENOMEM; @@ -479,6 +507,9 @@ int bnxt_dl_register(struct bnxt *bp) goto err_dl_free; } + if (!BNXT_PF(bp)) + return 0; + rc = devlink_params_register(dl, bnxt_dl_params, ARRAY_SIZE(bnxt_dl_params)); if (rc) { @@ -506,8 +537,6 @@ int bnxt_dl_register(struct bnxt *bp) devlink_params_publish(dl); - bnxt_dl_fw_reporters_create(bp); - return 0; err_dl_port_unreg: @@ -530,12 +559,14 @@ void bnxt_dl_unregister(struct bnxt *bp) if (!dl) return; - bnxt_dl_fw_reporters_destroy(bp); - devlink_port_params_unregister(&bp->dl_port, bnxt_dl_port_params, - ARRAY_SIZE(bnxt_dl_port_params)); - devlink_port_unregister(&bp->dl_port); - devlink_params_unregister(dl, bnxt_dl_params, - ARRAY_SIZE(bnxt_dl_params)); + if (BNXT_PF(bp)) { + devlink_port_params_unregister(&bp->dl_port, + bnxt_dl_port_params, + ARRAY_SIZE(bnxt_dl_port_params)); + devlink_port_unregister(&bp->dl_port); + devlink_params_unregister(dl, bnxt_dl_params, + ARRAY_SIZE(bnxt_dl_params)); + } devlink_unregister(dl); devlink_free(dl); } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h index 665d4bdcd8c0..6db6c3dac472 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h @@ -58,6 +58,8 @@ struct bnxt_dl_nvm_param { void bnxt_devlink_health_report(struct bnxt *bp, unsigned long event); void bnxt_dl_health_status_update(struct bnxt *bp, bool healthy); +void bnxt_dl_fw_reporters_create(struct bnxt *bp); +void bnxt_dl_fw_reporters_destroy(struct bnxt *bp, bool all); int bnxt_dl_register(struct bnxt *bp); void bnxt_dl_unregister(struct bnxt *bp); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 2ccf79cdcb1e..08d56ec7b68a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -3071,8 +3071,15 @@ static int bnxt_hwrm_dbg_dma_data(struct bnxt *bp, void *msg, int msg_len, } } - if (info->dest_buf) - memcpy(info->dest_buf + off, dma_buf, len); + if (info->dest_buf) { + if ((info->seg_start + off + len) <= + BNXT_COREDUMP_BUF_LEN(info->buf_len)) { + memcpy(info->dest_buf + off, dma_buf, len); + } else { + rc = -ENOBUFS; + break; + } + } if (cmn_req->req_type == cpu_to_le16(HWRM_DBG_COREDUMP_RETRIEVE)) @@ -3126,7 +3133,7 @@ static int bnxt_hwrm_dbg_coredump_initiate(struct bnxt *bp, u16 component_id, static int bnxt_hwrm_dbg_coredump_retrieve(struct bnxt *bp, u16 component_id, u16 segment_id, u32 *seg_len, - void *buf, u32 offset) + void *buf, u32 buf_len, u32 offset) { struct hwrm_dbg_coredump_retrieve_input req = {0}; struct bnxt_hwrm_dbg_dma_info info = {NULL}; @@ -3141,8 +3148,11 @@ static int bnxt_hwrm_dbg_coredump_retrieve(struct bnxt *bp, u16 component_id, seq_no); info.data_len_off = offsetof(struct hwrm_dbg_coredump_retrieve_output, data_len); - if (buf) + if (buf) { info.dest_buf = buf + offset; + info.buf_len = buf_len; + info.seg_start = offset; + } rc = bnxt_hwrm_dbg_dma_data(bp, &req, sizeof(req), &info); if (!rc) @@ -3232,14 +3242,17 @@ bnxt_fill_coredump_record(struct bnxt *bp, struct bnxt_coredump_record *record, static int bnxt_get_coredump(struct bnxt *bp, void *buf, u32 *dump_len) { u32 ver_get_resp_len = sizeof(struct hwrm_ver_get_output); + u32 offset = 0, seg_hdr_len, seg_record_len, buf_len = 0; struct coredump_segment_record *seg_record = NULL; - u32 offset = 0, seg_hdr_len, seg_record_len; struct bnxt_coredump_segment_hdr seg_hdr; struct bnxt_coredump coredump = {NULL}; time64_t start_time; u16 start_utc; int rc = 0, i; + if (buf) + buf_len = *dump_len; + start_time = ktime_get_real_seconds(); start_utc = sys_tz.tz_minuteswest * 60; seg_hdr_len = sizeof(seg_hdr); @@ -3272,6 +3285,12 @@ static int bnxt_get_coredump(struct bnxt *bp, void *buf, u32 *dump_len) u32 duration = 0, seg_len = 0; unsigned long start, end; + if (buf && ((offset + seg_hdr_len) > + BNXT_COREDUMP_BUF_LEN(buf_len))) { + rc = -ENOBUFS; + goto err; + } + start = jiffies; rc = bnxt_hwrm_dbg_coredump_initiate(bp, comp_id, seg_id); @@ -3284,9 +3303,11 @@ static int bnxt_get_coredump(struct bnxt *bp, void *buf, u32 *dump_len) /* Write segment data into the buffer */ rc = bnxt_hwrm_dbg_coredump_retrieve(bp, comp_id, seg_id, - &seg_len, buf, + &seg_len, buf, buf_len, offset + seg_hdr_len); - if (rc) + if (rc && rc == -ENOBUFS) + goto err; + else if (rc) netdev_err(bp->dev, "Failed to retrieve coredump for seg = %d\n", seg_record->segment_id); @@ -3316,7 +3337,8 @@ err: rc); kfree(coredump.data); *dump_len += sizeof(struct bnxt_coredump_record); - + if (rc == -ENOBUFS) + netdev_err(bp->dev, "Firmware returned large coredump buffer"); return rc; } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h index 4428d0abcbc1..3576d951727b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h @@ -31,6 +31,8 @@ struct bnxt_coredump { u16 total_segs; }; +#define BNXT_COREDUMP_BUF_LEN(len) ((len) - sizeof(struct bnxt_coredump_record)) + struct bnxt_hwrm_dbg_dma_info { void *dest_buf; int dest_buf_size; @@ -38,6 +40,8 @@ struct bnxt_hwrm_dbg_dma_info { u16 seq_off; u16 data_len_off; u16 segs; + u32 seg_start; + u32 buf_len; }; struct hwrm_dbg_cmn_input { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c index c601ff7b8f61..4a316c4b3fa8 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c @@ -113,8 +113,10 @@ static int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, int ulp_id, { struct net_device *dev = edev->net; struct bnxt *bp = netdev_priv(dev); + struct bnxt_hw_resc *hw_resc; int max_idx, max_cp_rings; int avail_msix, idx; + int total_vecs; int rc = 0; ASSERT_RTNL(); @@ -142,7 +144,10 @@ static int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, int ulp_id, } edev->ulp_tbl[ulp_id].msix_base = idx; edev->ulp_tbl[ulp_id].msix_requested = avail_msix; - if (bp->total_irqs < (idx + avail_msix)) { + hw_resc = &bp->hw_resc; + total_vecs = idx + avail_msix; + if (bp->total_irqs < total_vecs || + (BNXT_NEW_RM(bp) && hw_resc->resv_irqs < total_vecs)) { if (netif_running(dev)) { bnxt_close_nic(bp, true, false); rc = bnxt_open_nic(bp, true, false); @@ -156,7 +161,6 @@ static int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, int ulp_id, } if (BNXT_NEW_RM(bp)) { - struct bnxt_hw_resc *hw_resc = &bp->hw_resc; int resv_msix; resv_msix = hw_resc->resv_irqs - bp->cp_nr_rings; diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 9c767ee252ac..c5ee363ca5dc 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -664,9 +664,30 @@ static int macb_mii_probe(struct net_device *dev) return 0; } +static int macb_mdiobus_register(struct macb *bp) +{ + struct device_node *child, *np = bp->pdev->dev.of_node; + + /* Only create the PHY from the device tree if at least one PHY is + * described. Otherwise scan the entire MDIO bus. We do this to support + * old device tree that did not follow the best practices and did not + * describe their network PHYs. + */ + for_each_available_child_of_node(np, child) + if (of_mdiobus_child_is_phy(child)) { + /* The loop increments the child refcount, + * decrement it before returning. + */ + of_node_put(child); + + return of_mdiobus_register(bp->mii_bus, np); + } + + return mdiobus_register(bp->mii_bus); +} + static int macb_mii_init(struct macb *bp) { - struct device_node *np; int err = -ENXIO; /* Enable management port */ @@ -688,9 +709,7 @@ static int macb_mii_init(struct macb *bp) dev_set_drvdata(&bp->dev->dev, bp->mii_bus); - np = bp->pdev->dev.of_node; - - err = of_mdiobus_register(bp->mii_bus, np); + err = macb_mdiobus_register(bp); if (err) goto err_out_free_mdiobus; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index 93868dca186a..aca9f7a20a2a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -3048,6 +3048,9 @@ static int sge_queue_entries(const struct adapter *adap) int tot_uld_entries = 0; int i; + if (!is_uld(adap)) + goto lld_only; + mutex_lock(&uld_mutex); for (i = 0; i < CXGB4_TX_MAX; i++) tot_uld_entries += sge_qinfo_uld_txq_entries(adap, i); @@ -3058,6 +3061,7 @@ static int sge_queue_entries(const struct adapter *adap) } mutex_unlock(&uld_mutex); +lld_only: return DIV_ROUND_UP(adap->sge.ethqsets, 4) + (adap->sge.eohw_txq ? DIV_ROUND_UP(adap->sge.eoqsets, 4) : 0) + tot_uld_entries + diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c index 477973d2e341..8971dddcdb7a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_mqprio.c @@ -145,6 +145,10 @@ static int cxgb4_mqprio_alloc_hw_resources(struct net_device *dev) kfree(adap->sge.eohw_rxq); return -ENOMEM; } + + refcount_set(&adap->tc_mqprio->refcnt, 1); + } else { + refcount_inc(&adap->tc_mqprio->refcnt); } if (!(adap->flags & CXGB4_USING_MSIX)) @@ -205,7 +209,6 @@ static int cxgb4_mqprio_alloc_hw_resources(struct net_device *dev) cxgb4_enable_rx(adap, &eorxq->rspq); } - refcount_inc(&adap->tc_mqprio->refcnt); return 0; out_free_msix: @@ -234,9 +237,10 @@ out_free_queues: t4_sge_free_ethofld_txq(adap, eotxq); } - kfree(adap->sge.eohw_txq); - kfree(adap->sge.eohw_rxq); - + if (refcount_dec_and_test(&adap->tc_mqprio->refcnt)) { + kfree(adap->sge.eohw_txq); + kfree(adap->sge.eohw_rxq); + } return ret; } diff --git a/drivers/net/ethernet/cortina/gemini.c b/drivers/net/ethernet/cortina/gemini.c index a8f4c69252ff..2814b96751b4 100644 --- a/drivers/net/ethernet/cortina/gemini.c +++ b/drivers/net/ethernet/cortina/gemini.c @@ -576,6 +576,8 @@ static int gmac_setup_txqs(struct net_device *netdev) if (port->txq_dma_base & ~DMA_Q_BASE_MASK) { dev_warn(geth->dev, "TX queue base is not aligned\n"); + dma_free_coherent(geth->dev, len * sizeof(*desc_ring), + desc_ring, port->txq_dma_base); kfree(skb_tab); return -ENOMEM; } diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c index a9503aea527f..6437fe6b9abf 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c @@ -160,10 +160,10 @@ static int dpaa2_ptp_probe(struct fsl_mc_device *mc_dev) irq = mc_dev->irqs[0]; ptp_qoriq->irq = irq->msi_desc->irq; - err = devm_request_threaded_irq(dev, ptp_qoriq->irq, NULL, - dpaa2_ptp_irq_handler_thread, - IRQF_NO_SUSPEND | IRQF_ONESHOT, - dev_name(dev), ptp_qoriq); + err = request_threaded_irq(ptp_qoriq->irq, NULL, + dpaa2_ptp_irq_handler_thread, + IRQF_NO_SUSPEND | IRQF_ONESHOT, + dev_name(dev), ptp_qoriq); if (err < 0) { dev_err(dev, "devm_request_threaded_irq(): %d\n", err); goto err_free_mc_irq; @@ -173,18 +173,20 @@ static int dpaa2_ptp_probe(struct fsl_mc_device *mc_dev) DPRTC_IRQ_INDEX, 1); if (err < 0) { dev_err(dev, "dprtc_set_irq_enable(): %d\n", err); - goto err_free_mc_irq; + goto err_free_threaded_irq; } err = ptp_qoriq_init(ptp_qoriq, base, &dpaa2_ptp_caps); if (err) - goto err_free_mc_irq; + goto err_free_threaded_irq; dpaa2_phc_index = ptp_qoriq->phc_index; dev_set_drvdata(dev, ptp_qoriq); return 0; +err_free_threaded_irq: + free_irq(ptp_qoriq->irq, ptp_qoriq); err_free_mc_irq: fsl_mc_free_irqs(mc_dev); err_unmap: diff --git a/drivers/net/ethernet/hisilicon/hip04_eth.c b/drivers/net/ethernet/hisilicon/hip04_eth.c index 3e9b6d543c77..150a8ccfb8b1 100644 --- a/drivers/net/ethernet/hisilicon/hip04_eth.c +++ b/drivers/net/ethernet/hisilicon/hip04_eth.c @@ -543,9 +543,9 @@ hip04_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev) skb_tx_timestamp(skb); hip04_set_xmit_desc(priv, phys); - priv->tx_head = TX_NEXT(tx_head); count++; netdev_sent_queue(ndev, skb->len); + priv->tx_head = TX_NEXT(tx_head); stats->tx_bytes += skb->len; stats->tx_packets++; diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index c90080781924..830791ab4619 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -184,7 +184,7 @@ static int ibmvnic_wait_for_completion(struct ibmvnic_adapter *adapter, netdev_err(netdev, "Device down!\n"); return -ENODEV; } - if (retry--) + if (!retry--) break; if (wait_for_completion_timeout(comp_done, div_timeout)) return 0; diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index cb6367334ca7..4833187bd259 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -1152,7 +1152,7 @@ void i40e_set_fec_in_flags(u8 fec_cfg, u32 *flags); static inline bool i40e_enabled_xdp_vsi(struct i40e_vsi *vsi) { - return !!vsi->xdp_prog; + return !!READ_ONCE(vsi->xdp_prog); } int i40e_create_queue_channel(struct i40e_vsi *vsi, struct i40e_channel *ch); diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 1ccabeafa44c..2c5af6d4a6b1 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -6823,8 +6823,8 @@ void i40e_down(struct i40e_vsi *vsi) for (i = 0; i < vsi->num_queue_pairs; i++) { i40e_clean_tx_ring(vsi->tx_rings[i]); if (i40e_enabled_xdp_vsi(vsi)) { - /* Make sure that in-progress ndo_xdp_xmit - * calls are completed. + /* Make sure that in-progress ndo_xdp_xmit and + * ndo_xsk_wakeup calls are completed. */ synchronize_rcu(); i40e_clean_tx_ring(vsi->xdp_rings[i]); @@ -12546,8 +12546,12 @@ static int i40e_xdp_setup(struct i40e_vsi *vsi, old_prog = xchg(&vsi->xdp_prog, prog); - if (need_reset) + if (need_reset) { + if (!prog) + /* Wait until ndo_xsk_wakeup completes. */ + synchronize_rcu(); i40e_reset_and_rebuild(pf, true, true); + } for (i = 0; i < vsi->num_queue_pairs; i++) WRITE_ONCE(vsi->rx_rings[i]->xdp_prog, vsi->xdp_prog); diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c index d07e1a890428..f73cd917c44f 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c +++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c @@ -787,8 +787,12 @@ int i40e_xsk_wakeup(struct net_device *dev, u32 queue_id, u32 flags) { struct i40e_netdev_priv *np = netdev_priv(dev); struct i40e_vsi *vsi = np->vsi; + struct i40e_pf *pf = vsi->back; struct i40e_ring *ring; + if (test_bit(__I40E_CONFIG_BUSY, pf->state)) + return -ENETDOWN; + if (test_bit(__I40E_VSI_DOWN, vsi->state)) return -ENETDOWN; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 25c097cd8100..82a30b597cf9 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -10261,7 +10261,12 @@ static int ixgbe_xdp_setup(struct net_device *dev, struct bpf_prog *prog) /* If transitioning XDP modes reconfigure rings */ if (need_reset) { - int err = ixgbe_setup_tc(dev, adapter->hw_tcs); + int err; + + if (!prog) + /* Wait until ndo_xsk_wakeup completes. */ + synchronize_rcu(); + err = ixgbe_setup_tc(dev, adapter->hw_tcs); if (err) { rcu_assign_pointer(adapter->xdp_prog, old_prog); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c index d6feaacfbf89..b43be9f14105 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c @@ -709,10 +709,14 @@ int ixgbe_xsk_wakeup(struct net_device *dev, u32 qid, u32 flags) if (qid >= adapter->num_xdp_queues) return -ENXIO; - if (!adapter->xdp_ring[qid]->xsk_umem) + ring = adapter->xdp_ring[qid]; + + if (test_bit(__IXGBE_TX_DISABLED, &ring->state)) + return -ENETDOWN; + + if (!ring->xsk_umem) return -ENXIO; - ring = adapter->xdp_ring[qid]; if (!napi_if_scheduled_mark_missed(&ring->q_vector->napi)) { u64 eics = BIT_ULL(ring->q_vector->v_idx); diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 62dc2f362a16..14e372cda7f4 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -3680,7 +3680,7 @@ static int mvpp2_open(struct net_device *dev) valid = true; } - if (priv->hw_version == MVPP22 && port->link_irq && !port->phylink) { + if (priv->hw_version == MVPP22 && port->link_irq) { err = request_irq(port->link_irq, mvpp2_link_status_isr, 0, dev->name, port); if (err) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 2c16add0b642..9c8427698238 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -760,7 +760,7 @@ enum { MLX5E_STATE_OPENED, MLX5E_STATE_DESTROYING, MLX5E_STATE_XDP_TX_ENABLED, - MLX5E_STATE_XDP_OPEN, + MLX5E_STATE_XDP_ACTIVE, }; struct mlx5e_rqt { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h index 36ac1e3816b9..d7587f40ecae 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h @@ -75,12 +75,18 @@ int mlx5e_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames, static inline void mlx5e_xdp_tx_enable(struct mlx5e_priv *priv) { set_bit(MLX5E_STATE_XDP_TX_ENABLED, &priv->state); + + if (priv->channels.params.xdp_prog) + set_bit(MLX5E_STATE_XDP_ACTIVE, &priv->state); } static inline void mlx5e_xdp_tx_disable(struct mlx5e_priv *priv) { + if (priv->channels.params.xdp_prog) + clear_bit(MLX5E_STATE_XDP_ACTIVE, &priv->state); + clear_bit(MLX5E_STATE_XDP_TX_ENABLED, &priv->state); - /* let other device's napi(s) see our new state */ + /* Let other device's napi(s) and XSK wakeups see our new state. */ synchronize_rcu(); } @@ -89,19 +95,9 @@ static inline bool mlx5e_xdp_tx_is_enabled(struct mlx5e_priv *priv) return test_bit(MLX5E_STATE_XDP_TX_ENABLED, &priv->state); } -static inline void mlx5e_xdp_set_open(struct mlx5e_priv *priv) -{ - set_bit(MLX5E_STATE_XDP_OPEN, &priv->state); -} - -static inline void mlx5e_xdp_set_closed(struct mlx5e_priv *priv) -{ - clear_bit(MLX5E_STATE_XDP_OPEN, &priv->state); -} - -static inline bool mlx5e_xdp_is_open(struct mlx5e_priv *priv) +static inline bool mlx5e_xdp_is_active(struct mlx5e_priv *priv) { - return test_bit(MLX5E_STATE_XDP_OPEN, &priv->state); + return test_bit(MLX5E_STATE_XDP_ACTIVE, &priv->state); } static inline void mlx5e_xmit_xdp_doorbell(struct mlx5e_xdpsq *sq) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c index 631af8dee517..c28cbae42331 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c @@ -144,6 +144,7 @@ void mlx5e_close_xsk(struct mlx5e_channel *c) { clear_bit(MLX5E_CHANNEL_STATE_XSK, c->state); napi_synchronize(&c->napi); + synchronize_rcu(); /* Sync with the XSK wakeup. */ mlx5e_close_rq(&c->xskrq); mlx5e_close_cq(&c->xskrq.cq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c index 87827477d38c..fe2d596cb361 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c @@ -14,7 +14,7 @@ int mlx5e_xsk_wakeup(struct net_device *dev, u32 qid, u32 flags) struct mlx5e_channel *c; u16 ix; - if (unlikely(!mlx5e_xdp_is_open(priv))) + if (unlikely(!mlx5e_xdp_is_active(priv))) return -ENETDOWN; if (unlikely(!mlx5e_qid_get_ch_if_in_group(params, qid, MLX5E_RQ_GROUP_XSK, &ix))) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 4980e80a5e85..4997b8a51994 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -3000,12 +3000,9 @@ void mlx5e_timestamp_init(struct mlx5e_priv *priv) int mlx5e_open_locked(struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); - bool is_xdp = priv->channels.params.xdp_prog; int err; set_bit(MLX5E_STATE_OPENED, &priv->state); - if (is_xdp) - mlx5e_xdp_set_open(priv); err = mlx5e_open_channels(priv, &priv->channels); if (err) @@ -3020,8 +3017,6 @@ int mlx5e_open_locked(struct net_device *netdev) return 0; err_clear_state_opened_flag: - if (is_xdp) - mlx5e_xdp_set_closed(priv); clear_bit(MLX5E_STATE_OPENED, &priv->state); return err; } @@ -3053,8 +3048,6 @@ int mlx5e_close_locked(struct net_device *netdev) if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) return 0; - if (priv->channels.params.xdp_prog) - mlx5e_xdp_set_closed(priv); clear_bit(MLX5E_STATE_OPENED, &priv->state); netif_carrier_off(priv->netdev); @@ -4371,16 +4364,6 @@ static int mlx5e_xdp_allowed(struct mlx5e_priv *priv, struct bpf_prog *prog) return 0; } -static int mlx5e_xdp_update_state(struct mlx5e_priv *priv) -{ - if (priv->channels.params.xdp_prog) - mlx5e_xdp_set_open(priv); - else - mlx5e_xdp_set_closed(priv); - - return 0; -} - static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog) { struct mlx5e_priv *priv = netdev_priv(netdev); @@ -4415,7 +4398,7 @@ static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog) mlx5e_set_rq_type(priv->mdev, &new_channels.params); old_prog = priv->channels.params.xdp_prog; - err = mlx5e_safe_switch_channels(priv, &new_channels, mlx5e_xdp_update_state); + err = mlx5e_safe_switch_channels(priv, &new_channels, NULL); if (err) goto unlock; } else { diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 30bfe3880faf..08b7e9f964da 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -5742,8 +5742,13 @@ static void mlxsw_sp_router_fib6_del(struct mlxsw_sp *mlxsw_sp, if (mlxsw_sp_fib6_rt_should_ignore(rt)) return; + /* Multipath routes are first added to the FIB trie and only then + * notified. If we vetoed the addition, we will get a delete + * notification for a route we do not have. Therefore, do not warn if + * route was not found. + */ fib6_entry = mlxsw_sp_fib6_entry_lookup(mlxsw_sp, rt); - if (WARN_ON(!fib6_entry)) + if (!fib6_entry) return; /* If not all the nexthops are deleted, then only reduce the nexthop diff --git a/drivers/net/ethernet/netronome/nfp/flower/metadata.c b/drivers/net/ethernet/netronome/nfp/flower/metadata.c index 7c4a15e967df..5defd31d481c 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/metadata.c +++ b/drivers/net/ethernet/netronome/nfp/flower/metadata.c @@ -65,17 +65,17 @@ static int nfp_get_stats_entry(struct nfp_app *app, u32 *stats_context_id) freed_stats_id = priv->stats_ring_size; /* Check for unallocated entries first. */ if (priv->stats_ids.init_unalloc > 0) { - if (priv->active_mem_unit == priv->total_mem_units) { - priv->stats_ids.init_unalloc--; - priv->active_mem_unit = 0; - } - *stats_context_id = FIELD_PREP(NFP_FL_STAT_ID_STAT, priv->stats_ids.init_unalloc - 1) | FIELD_PREP(NFP_FL_STAT_ID_MU_NUM, priv->active_mem_unit); - priv->active_mem_unit++; + + if (++priv->active_mem_unit == priv->total_mem_units) { + priv->stats_ids.init_unalloc--; + priv->active_mem_unit = 0; + } + return 0; } diff --git a/drivers/net/ethernet/qlogic/qede/qede_filter.c b/drivers/net/ethernet/qlogic/qede/qede_filter.c index d6cfe4ffbaf3..d1ce4531d01a 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_filter.c +++ b/drivers/net/ethernet/qlogic/qede/qede_filter.c @@ -1230,7 +1230,7 @@ qede_configure_mcast_filtering(struct net_device *ndev, netif_addr_lock_bh(ndev); mc_count = netdev_mc_count(ndev); - if (mc_count < 64) { + if (mc_count <= 64) { netdev_for_each_mc_addr(ha, ndev) { ether_addr_copy(temp, ha->addr); temp += ETH_ALEN; diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index 481b096e984d..34fa3917eb33 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -1406,6 +1406,7 @@ static int qede_alloc_mem_rxq(struct qede_dev *edev, struct qede_rx_queue *rxq) rxq->rx_buf_seg_size = roundup_pow_of_two(size); } else { rxq->rx_buf_seg_size = PAGE_SIZE; + edev->ndev->features &= ~NETIF_F_GRO_HW; } /* Allocate the parallel driver ring for Rx buffers */ @@ -1450,6 +1451,7 @@ static int qede_alloc_mem_rxq(struct qede_dev *edev, struct qede_rx_queue *rxq) } } + edev->gro_disable = !(edev->ndev->features & NETIF_F_GRO_HW); if (!edev->gro_disable) qede_set_tpa_param(rxq); err: @@ -1702,8 +1704,6 @@ static void qede_init_fp(struct qede_dev *edev) snprintf(fp->name, sizeof(fp->name), "%s-fp-%d", edev->ndev->name, queue_id); } - - edev->gro_disable = !(edev->ndev->features & NETIF_F_GRO_HW); } static int qede_set_real_num_queues(struct qede_dev *edev) diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c index b4b8ba00ee01..986f26578d34 100644 --- a/drivers/net/ethernet/qlogic/qla3xxx.c +++ b/drivers/net/ethernet/qlogic/qla3xxx.c @@ -2756,6 +2756,9 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev) int err; for (i = 0; i < qdev->num_large_buffers; i++) { + lrg_buf_cb = &qdev->lrg_buf[i]; + memset(lrg_buf_cb, 0, sizeof(struct ql_rcv_buf_cb)); + skb = netdev_alloc_skb(qdev->ndev, qdev->lrg_buffer_len); if (unlikely(!skb)) { @@ -2766,11 +2769,7 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev) ql_free_large_buffers(qdev); return -ENOMEM; } else { - - lrg_buf_cb = &qdev->lrg_buf[i]; - memset(lrg_buf_cb, 0, sizeof(struct ql_rcv_buf_cb)); lrg_buf_cb->index = i; - lrg_buf_cb->skb = skb; /* * We save some space to copy the ethhdr from first * buffer @@ -2792,6 +2791,7 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev) return -ENOMEM; } + lrg_buf_cb->skb = skb; dma_unmap_addr_set(lrg_buf_cb, mapaddr, map); dma_unmap_len_set(lrg_buf_cb, maplen, qdev->lrg_buffer_len - diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 992c773620ec..7a38d7f282a1 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -1472,6 +1472,12 @@ static int efx_allocate_msix_channels(struct efx_nic *efx, n_xdp_tx = num_possible_cpus(); n_xdp_ev = DIV_ROUND_UP(n_xdp_tx, EFX_TXQ_TYPES); + vec_count = pci_msix_vec_count(efx->pci_dev); + if (vec_count < 0) + return vec_count; + + max_channels = min_t(unsigned int, vec_count, max_channels); + /* Check resources. * We need a channel per event queue, plus a VI per tx queue. * This may be more pessimistic than it needs to be. @@ -1493,11 +1499,6 @@ static int efx_allocate_msix_channels(struct efx_nic *efx, n_xdp_tx, n_xdp_ev); } - n_channels = min(n_channels, max_channels); - - vec_count = pci_msix_vec_count(efx->pci_dev); - if (vec_count < 0) - return vec_count; if (vec_count < n_channels) { netif_err(efx, drv, efx->net_dev, "WARNING: Insufficient MSI-X vectors available (%d < %u).\n", @@ -1507,11 +1508,9 @@ static int efx_allocate_msix_channels(struct efx_nic *efx, n_channels = vec_count; } - efx->n_channels = n_channels; + n_channels = min(n_channels, max_channels); - /* Do not create the PTP TX queue(s) if PTP uses the MC directly. */ - if (extra_channels && !efx_ptp_use_mac_tx_timestamps(efx)) - n_channels--; + efx->n_channels = n_channels; /* Ignore XDP tx channels when creating rx channels. */ n_channels -= efx->n_xdp_channels; @@ -1531,11 +1530,10 @@ static int efx_allocate_msix_channels(struct efx_nic *efx, efx->n_rx_channels = n_channels; } - if (efx->n_xdp_channels) - efx->xdp_channel_offset = efx->tx_channel_offset + - efx->n_tx_channels; - else - efx->xdp_channel_offset = efx->n_channels; + efx->n_rx_channels = min(efx->n_rx_channels, parallelism); + efx->n_tx_channels = min(efx->n_tx_channels, parallelism); + + efx->xdp_channel_offset = n_channels; netif_dbg(efx, drv, efx->net_dev, "Allocating %u RX channels\n", @@ -1550,6 +1548,7 @@ static int efx_allocate_msix_channels(struct efx_nic *efx, static int efx_probe_interrupts(struct efx_nic *efx) { unsigned int extra_channels = 0; + unsigned int rss_spread; unsigned int i, j; int rc; @@ -1631,8 +1630,7 @@ static int efx_probe_interrupts(struct efx_nic *efx) for (i = 0; i < EFX_MAX_EXTRA_CHANNELS; i++) { if (!efx->extra_channel_type[i]) continue; - if (efx->interrupt_mode != EFX_INT_MODE_MSIX || - efx->n_channels <= extra_channels) { + if (j <= efx->tx_channel_offset + efx->n_tx_channels) { efx->extra_channel_type[i]->handle_no_channel(efx); } else { --j; @@ -1643,16 +1641,17 @@ static int efx_probe_interrupts(struct efx_nic *efx) } } + rss_spread = efx->n_rx_channels; /* RSS might be usable on VFs even if it is disabled on the PF */ #ifdef CONFIG_SFC_SRIOV if (efx->type->sriov_wanted) { - efx->rss_spread = ((efx->n_rx_channels > 1 || + efx->rss_spread = ((rss_spread > 1 || !efx->type->sriov_wanted(efx)) ? - efx->n_rx_channels : efx_vf_size(efx)); + rss_spread : efx_vf_size(efx)); return 0; } #endif - efx->rss_spread = efx->n_rx_channels; + efx->rss_spread = rss_spread; return 0; } diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h index 1f88212be085..dfd5182d9e47 100644 --- a/drivers/net/ethernet/sfc/net_driver.h +++ b/drivers/net/ethernet/sfc/net_driver.h @@ -1533,9 +1533,7 @@ static inline bool efx_channel_is_xdp_tx(struct efx_channel *channel) static inline bool efx_channel_has_tx_queues(struct efx_channel *channel) { - return efx_channel_is_xdp_tx(channel) || - (channel->type && channel->type->want_txqs && - channel->type->want_txqs(channel)); + return true; } static inline struct efx_tx_queue * diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c index ef52b24ad9e7..c29bf862a94c 100644 --- a/drivers/net/ethernet/sfc/rx.c +++ b/drivers/net/ethernet/sfc/rx.c @@ -96,11 +96,12 @@ static inline void efx_sync_rx_buffer(struct efx_nic *efx, void efx_rx_config_page_split(struct efx_nic *efx) { - efx->rx_page_buf_step = ALIGN(efx->rx_dma_len + efx->rx_ip_align, + efx->rx_page_buf_step = ALIGN(efx->rx_dma_len + efx->rx_ip_align + + XDP_PACKET_HEADROOM, EFX_RX_BUF_ALIGNMENT); efx->rx_bufs_per_page = efx->rx_buffer_order ? 1 : ((PAGE_SIZE - sizeof(struct efx_rx_page_state)) / - (efx->rx_page_buf_step + XDP_PACKET_HEADROOM)); + efx->rx_page_buf_step); efx->rx_buffer_truesize = (PAGE_SIZE << efx->rx_buffer_order) / efx->rx_bufs_per_page; efx->rx_pages_per_batch = DIV_ROUND_UP(EFX_RX_PREFERRED_BATCH, @@ -190,14 +191,13 @@ static int efx_init_rx_buffers(struct efx_rx_queue *rx_queue, bool atomic) page_offset = sizeof(struct efx_rx_page_state); do { - page_offset += XDP_PACKET_HEADROOM; - dma_addr += XDP_PACKET_HEADROOM; - index = rx_queue->added_count & rx_queue->ptr_mask; rx_buf = efx_rx_buffer(rx_queue, index); - rx_buf->dma_addr = dma_addr + efx->rx_ip_align; + rx_buf->dma_addr = dma_addr + efx->rx_ip_align + + XDP_PACKET_HEADROOM; rx_buf->page = page; - rx_buf->page_offset = page_offset + efx->rx_ip_align; + rx_buf->page_offset = page_offset + efx->rx_ip_align + + XDP_PACKET_HEADROOM; rx_buf->len = efx->rx_dma_len; rx_buf->flags = 0; ++rx_queue->added_count; diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index b210e987a1db..94f94686cf7d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -365,9 +365,8 @@ struct dma_features { unsigned int arpoffsel; }; -/* GMAC TX FIFO is 8K, Rx FIFO is 16K */ -#define BUF_SIZE_16KiB 16384 -/* RX Buffer size must be < 8191 and multiple of 4/8/16 bytes */ +/* RX Buffer size must be multiple of 4/8/16 bytes */ +#define BUF_SIZE_16KiB 16368 #define BUF_SIZE_8KiB 8188 #define BUF_SIZE_4KiB 4096 #define BUF_SIZE_2KiB 2048 diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h index 3b6e559aa0b9..ef8a07c68ca7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h @@ -343,6 +343,8 @@ #define XGMAC_DMA_CH_RX_CONTROL(x) (0x00003108 + (0x80 * (x))) #define XGMAC_RxPBL GENMASK(21, 16) #define XGMAC_RxPBL_SHIFT 16 +#define XGMAC_RBSZ GENMASK(14, 1) +#define XGMAC_RBSZ_SHIFT 1 #define XGMAC_RXST BIT(0) #define XGMAC_DMA_CH_TxDESC_HADDR(x) (0x00003110 + (0x80 * (x))) #define XGMAC_DMA_CH_TxDESC_LADDR(x) (0x00003114 + (0x80 * (x))) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c index 22a7f0cc1b90..f3f08ccc379b 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c @@ -482,7 +482,8 @@ static void dwxgmac2_set_bfsize(void __iomem *ioaddr, int bfsize, u32 chan) u32 value; value = readl(ioaddr + XGMAC_DMA_CH_RX_CONTROL(chan)); - value |= bfsize << 1; + value &= ~XGMAC_RBSZ; + value |= bfsize << XGMAC_RBSZ_SHIFT; writel(value, ioaddr + XGMAC_DMA_CH_RX_CONTROL(chan)); } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index bbc65bd332a8..6f51a265459d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -46,7 +46,7 @@ #include "dwxgmac2.h" #include "hwif.h" -#define STMMAC_ALIGN(x) __ALIGN_KERNEL(x, SMP_CACHE_BYTES) +#define STMMAC_ALIGN(x) ALIGN(ALIGN(x, SMP_CACHE_BYTES), 16) #define TSO_MAX_BUFF_SIZE (SZ_16K - 1) /* Module parameters */ @@ -1109,7 +1109,9 @@ static int stmmac_set_bfsize(int mtu, int bufsize) { int ret = bufsize; - if (mtu >= BUF_SIZE_4KiB) + if (mtu >= BUF_SIZE_8KiB) + ret = BUF_SIZE_16KiB; + else if (mtu >= BUF_SIZE_4KiB) ret = BUF_SIZE_8KiB; else if (mtu >= BUF_SIZE_2KiB) ret = BUF_SIZE_4KiB; @@ -1293,19 +1295,9 @@ static int init_dma_rx_desc_rings(struct net_device *dev, gfp_t flags) struct stmmac_priv *priv = netdev_priv(dev); u32 rx_count = priv->plat->rx_queues_to_use; int ret = -ENOMEM; - int bfsize = 0; int queue; int i; - bfsize = stmmac_set_16kib_bfsize(priv, dev->mtu); - if (bfsize < 0) - bfsize = 0; - - if (bfsize < BUF_SIZE_16KiB) - bfsize = stmmac_set_bfsize(dev->mtu, priv->dma_buf_sz); - - priv->dma_buf_sz = bfsize; - /* RX INITIALIZATION */ netif_dbg(priv, probe, priv->dev, "SKB addresses:\nskb\t\tskb data\tdma data\n"); @@ -1347,8 +1339,6 @@ static int init_dma_rx_desc_rings(struct net_device *dev, gfp_t flags) } } - buf_sz = bfsize; - return 0; err_init_rx_buffers: @@ -2658,6 +2648,7 @@ static void stmmac_hw_teardown(struct net_device *dev) static int stmmac_open(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); + int bfsize = 0; u32 chan; int ret; @@ -2677,7 +2668,16 @@ static int stmmac_open(struct net_device *dev) memset(&priv->xstats, 0, sizeof(struct stmmac_extra_stats)); priv->xstats.threshold = tc; - priv->dma_buf_sz = STMMAC_ALIGN(buf_sz); + bfsize = stmmac_set_16kib_bfsize(priv, dev->mtu); + if (bfsize < 0) + bfsize = 0; + + if (bfsize < BUF_SIZE_16KiB) + bfsize = stmmac_set_bfsize(dev->mtu, priv->dma_buf_sz); + + priv->dma_buf_sz = bfsize; + buf_sz = bfsize; + priv->rx_copybreak = STMMAC_RX_COPYBREAK; ret = alloc_dma_desc_resources(priv); @@ -3053,8 +3053,6 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) tx_q->tx_count_frames = 0; stmmac_set_tx_ic(priv, desc); priv->xstats.tx_set_ic_bit++; - } else { - stmmac_tx_timer_arm(priv, queue); } /* We've used all descriptors we need for this skb, however, @@ -3125,6 +3123,7 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) tx_q->tx_tail_addr = tx_q->dma_tx_phy + (tx_q->cur_tx * sizeof(*desc)); stmmac_set_tx_tail_ptr(priv, priv->ioaddr, tx_q->tx_tail_addr, queue); + stmmac_tx_timer_arm(priv, queue); return NETDEV_TX_OK; @@ -3276,8 +3275,6 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) tx_q->tx_count_frames = 0; stmmac_set_tx_ic(priv, desc); priv->xstats.tx_set_ic_bit++; - } else { - stmmac_tx_timer_arm(priv, queue); } /* We've used all descriptors we need for this skb, however, @@ -3366,6 +3363,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) tx_q->tx_tail_addr = tx_q->dma_tx_phy + (tx_q->cur_tx * sizeof(*desc)); stmmac_set_tx_tail_ptr(priv, priv->ioaddr, tx_q->tx_tail_addr, queue); + stmmac_tx_timer_arm(priv, queue); return NETDEV_TX_OK; @@ -3646,8 +3644,9 @@ read_again: * feature is always disabled and packets need to be * stripped manually. */ - if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00) || - unlikely(status != llc_snap)) { + if (likely(!(status & rx_not_ls)) && + (likely(priv->synopsys_id >= DWMAC_CORE_4_00) || + unlikely(status != llc_snap))) { if (buf2_len) buf2_len -= ETH_FCS_LEN; else @@ -3829,12 +3828,24 @@ static void stmmac_set_rx_mode(struct net_device *dev) static int stmmac_change_mtu(struct net_device *dev, int new_mtu) { struct stmmac_priv *priv = netdev_priv(dev); + int txfifosz = priv->plat->tx_fifo_size; + + if (txfifosz == 0) + txfifosz = priv->dma_cap.tx_fifo_size; + + txfifosz /= priv->plat->tx_queues_to_use; if (netif_running(dev)) { netdev_err(priv->dev, "must be stopped to change its MTU\n"); return -EBUSY; } + new_mtu = STMMAC_ALIGN(new_mtu); + + /* If condition true, FIFO is too small or MTU too large */ + if ((txfifosz < new_mtu) || (new_mtu > BUF_SIZE_16KiB)) + return -EINVAL; + dev->mtu = new_mtu; netdev_update_features(dev); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index bedaff0c13bd..cc8d7e7bf9ac 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -320,7 +320,7 @@ out: static int stmmac_dt_phy(struct plat_stmmacenet_data *plat, struct device_node *np, struct device *dev) { - bool mdio = true; + bool mdio = false; static const struct of_device_id need_mdio_ids[] = { { .compatible = "snps,dwc-qos-ethernet-4.10" }, {}, diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c index f3d8b9336b8e..13227909287c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c @@ -624,6 +624,8 @@ static int stmmac_test_mcfilt(struct stmmac_priv *priv) return -EOPNOTSUPP; if (netdev_uc_count(priv->dev) >= priv->hw->unicast_filter_entries) return -EOPNOTSUPP; + if (netdev_mc_count(priv->dev) >= priv->hw->multicast_filter_bins) + return -EOPNOTSUPP; while (--tries) { /* We only need to check the mc_addr for collisions */ @@ -666,6 +668,8 @@ static int stmmac_test_ucfilt(struct stmmac_priv *priv) if (stmmac_filter_check(priv)) return -EOPNOTSUPP; + if (netdev_uc_count(priv->dev) >= priv->hw->unicast_filter_entries) + return -EOPNOTSUPP; if (netdev_mc_count(priv->dev) >= priv->hw->multicast_filter_bins) return -EOPNOTSUPP; diff --git a/drivers/net/ethernet/ti/Kconfig b/drivers/net/ethernet/ti/Kconfig index a46f4189fde3..bf98e0fa7d8b 100644 --- a/drivers/net/ethernet/ti/Kconfig +++ b/drivers/net/ethernet/ti/Kconfig @@ -63,6 +63,7 @@ config TI_CPSW_SWITCHDEV tristate "TI CPSW Switch Support with switchdev" depends on ARCH_DAVINCI || ARCH_OMAP2PLUS || COMPILE_TEST depends on NET_SWITCHDEV + select PAGE_POOL select TI_DAVINCI_MDIO select MFD_SYSCON select REGMAP diff --git a/drivers/net/ethernet/ti/Makefile b/drivers/net/ethernet/ti/Makefile index d34df8e5cf94..ecf776ad8689 100644 --- a/drivers/net/ethernet/ti/Makefile +++ b/drivers/net/ethernet/ti/Makefile @@ -5,6 +5,7 @@ obj-$(CONFIG_TI_CPSW) += cpsw-common.o obj-$(CONFIG_TI_DAVINCI_EMAC) += cpsw-common.o +obj-$(CONFIG_TI_CPSW_SWITCHDEV) += cpsw-common.o obj-$(CONFIG_TLAN) += tlan.o obj-$(CONFIG_CPMAC) += cpmac.o diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c index 37ba708ac781..6614fa3089b2 100644 --- a/drivers/net/ethernet/ti/davinci_cpdma.c +++ b/drivers/net/ethernet/ti/davinci_cpdma.c @@ -1018,7 +1018,6 @@ static int cpdma_chan_submit_si(struct submit_info *si) struct cpdma_chan *chan = si->chan; struct cpdma_ctlr *ctlr = chan->ctlr; int len = si->len; - int swlen = len; struct cpdma_desc __iomem *desc; dma_addr_t buffer; u32 mode; @@ -1046,7 +1045,6 @@ static int cpdma_chan_submit_si(struct submit_info *si) if (si->data_dma) { buffer = si->data_dma; dma_sync_single_for_device(ctlr->dev, buffer, len, chan->dir); - swlen |= CPDMA_DMA_EXT_MAP; } else { buffer = dma_map_single(ctlr->dev, si->data_virt, len, chan->dir); ret = dma_mapping_error(ctlr->dev, buffer); @@ -1065,7 +1063,8 @@ static int cpdma_chan_submit_si(struct submit_info *si) writel_relaxed(mode | len, &desc->hw_mode); writel_relaxed((uintptr_t)si->token, &desc->sw_token); writel_relaxed(buffer, &desc->sw_buffer); - writel_relaxed(swlen, &desc->sw_len); + writel_relaxed(si->data_dma ? len | CPDMA_DMA_EXT_MAP : len, + &desc->sw_len); desc_read(desc, sw_len); __cpdma_chan_submit(chan, desc); diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c index b517c1af9de0..91a1059517f5 100644 --- a/drivers/net/fjes/fjes_main.c +++ b/drivers/net/fjes/fjes_main.c @@ -166,6 +166,9 @@ static int fjes_acpi_add(struct acpi_device *device) /* create platform_device */ plat_dev = platform_device_register_simple(DRV_NAME, 0, fjes_resource, ARRAY_SIZE(fjes_resource)); + if (IS_ERR(plat_dev)) + return PTR_ERR(plat_dev); + device->driver_data = plat_dev; return 0; diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c index ecfe26215935..e5b7d6d2286e 100644 --- a/drivers/net/gtp.c +++ b/drivers/net/gtp.c @@ -38,7 +38,6 @@ struct pdp_ctx { struct hlist_node hlist_addr; union { - u64 tid; struct { u64 tid; u16 flow; @@ -641,9 +640,16 @@ static void gtp_link_setup(struct net_device *dev) } static int gtp_hashtable_new(struct gtp_dev *gtp, int hsize); -static void gtp_hashtable_free(struct gtp_dev *gtp); static int gtp_encap_enable(struct gtp_dev *gtp, struct nlattr *data[]); +static void gtp_destructor(struct net_device *dev) +{ + struct gtp_dev *gtp = netdev_priv(dev); + + kfree(gtp->addr_hash); + kfree(gtp->tid_hash); +} + static int gtp_newlink(struct net *src_net, struct net_device *dev, struct nlattr *tb[], struct nlattr *data[], struct netlink_ext_ack *extack) @@ -661,10 +667,13 @@ static int gtp_newlink(struct net *src_net, struct net_device *dev, if (err < 0) return err; - if (!data[IFLA_GTP_PDP_HASHSIZE]) + if (!data[IFLA_GTP_PDP_HASHSIZE]) { hashsize = 1024; - else + } else { hashsize = nla_get_u32(data[IFLA_GTP_PDP_HASHSIZE]); + if (!hashsize) + hashsize = 1024; + } err = gtp_hashtable_new(gtp, hashsize); if (err < 0) @@ -678,13 +687,15 @@ static int gtp_newlink(struct net *src_net, struct net_device *dev, gn = net_generic(dev_net(dev), gtp_net_id); list_add_rcu(>p->list, &gn->gtp_dev_list); + dev->priv_destructor = gtp_destructor; netdev_dbg(dev, "registered new GTP interface\n"); return 0; out_hashtable: - gtp_hashtable_free(gtp); + kfree(gtp->addr_hash); + kfree(gtp->tid_hash); out_encap: gtp_encap_disable(gtp); return err; @@ -693,8 +704,13 @@ out_encap: static void gtp_dellink(struct net_device *dev, struct list_head *head) { struct gtp_dev *gtp = netdev_priv(dev); + struct pdp_ctx *pctx; + int i; + + for (i = 0; i < gtp->hash_size; i++) + hlist_for_each_entry_rcu(pctx, >p->tid_hash[i], hlist_tid) + pdp_context_delete(pctx); - gtp_hashtable_free(gtp); list_del_rcu(>p->list); unregister_netdevice_queue(dev, head); } @@ -772,20 +788,6 @@ err1: return -ENOMEM; } -static void gtp_hashtable_free(struct gtp_dev *gtp) -{ - struct pdp_ctx *pctx; - int i; - - for (i = 0; i < gtp->hash_size; i++) - hlist_for_each_entry_rcu(pctx, >p->tid_hash[i], hlist_tid) - pdp_context_delete(pctx); - - synchronize_rcu(); - kfree(gtp->addr_hash); - kfree(gtp->tid_hash); -} - static struct sock *gtp_encap_enable_socket(int fd, int type, struct gtp_dev *gtp) { @@ -926,24 +928,31 @@ static void ipv4_pdp_fill(struct pdp_ctx *pctx, struct genl_info *info) } } -static int ipv4_pdp_add(struct gtp_dev *gtp, struct sock *sk, - struct genl_info *info) +static int gtp_pdp_add(struct gtp_dev *gtp, struct sock *sk, + struct genl_info *info) { + struct pdp_ctx *pctx, *pctx_tid = NULL; struct net_device *dev = gtp->dev; u32 hash_ms, hash_tid = 0; - struct pdp_ctx *pctx; + unsigned int version; bool found = false; __be32 ms_addr; ms_addr = nla_get_be32(info->attrs[GTPA_MS_ADDRESS]); hash_ms = ipv4_hashfn(ms_addr) % gtp->hash_size; + version = nla_get_u32(info->attrs[GTPA_VERSION]); - hlist_for_each_entry_rcu(pctx, >p->addr_hash[hash_ms], hlist_addr) { - if (pctx->ms_addr_ip4.s_addr == ms_addr) { - found = true; - break; - } - } + pctx = ipv4_pdp_find(gtp, ms_addr); + if (pctx) + found = true; + if (version == GTP_V0) + pctx_tid = gtp0_pdp_find(gtp, + nla_get_u64(info->attrs[GTPA_TID])); + else if (version == GTP_V1) + pctx_tid = gtp1_pdp_find(gtp, + nla_get_u32(info->attrs[GTPA_I_TEI])); + if (pctx_tid) + found = true; if (found) { if (info->nlhdr->nlmsg_flags & NLM_F_EXCL) @@ -951,6 +960,11 @@ static int ipv4_pdp_add(struct gtp_dev *gtp, struct sock *sk, if (info->nlhdr->nlmsg_flags & NLM_F_REPLACE) return -EOPNOTSUPP; + if (pctx && pctx_tid) + return -EEXIST; + if (!pctx) + pctx = pctx_tid; + ipv4_pdp_fill(pctx, info); if (pctx->gtp_version == GTP_V0) @@ -1074,7 +1088,7 @@ static int gtp_genl_new_pdp(struct sk_buff *skb, struct genl_info *info) goto out_unlock; } - err = ipv4_pdp_add(gtp, sk, info); + err = gtp_pdp_add(gtp, sk, info); out_unlock: rcu_read_unlock(); @@ -1232,43 +1246,46 @@ static int gtp_genl_dump_pdp(struct sk_buff *skb, struct netlink_callback *cb) { struct gtp_dev *last_gtp = (struct gtp_dev *)cb->args[2], *gtp; + int i, j, bucket = cb->args[0], skip = cb->args[1]; struct net *net = sock_net(skb->sk); - struct gtp_net *gn = net_generic(net, gtp_net_id); - unsigned long tid = cb->args[1]; - int i, k = cb->args[0], ret; struct pdp_ctx *pctx; + struct gtp_net *gn; + + gn = net_generic(net, gtp_net_id); if (cb->args[4]) return 0; + rcu_read_lock(); list_for_each_entry_rcu(gtp, &gn->gtp_dev_list, list) { if (last_gtp && last_gtp != gtp) continue; else last_gtp = NULL; - for (i = k; i < gtp->hash_size; i++) { - hlist_for_each_entry_rcu(pctx, >p->tid_hash[i], hlist_tid) { - if (tid && tid != pctx->u.tid) - continue; - else - tid = 0; - - ret = gtp_genl_fill_info(skb, - NETLINK_CB(cb->skb).portid, - cb->nlh->nlmsg_seq, - cb->nlh->nlmsg_type, pctx); - if (ret < 0) { + for (i = bucket; i < gtp->hash_size; i++) { + j = 0; + hlist_for_each_entry_rcu(pctx, >p->tid_hash[i], + hlist_tid) { + if (j >= skip && + gtp_genl_fill_info(skb, + NETLINK_CB(cb->skb).portid, + cb->nlh->nlmsg_seq, + cb->nlh->nlmsg_type, pctx)) { cb->args[0] = i; - cb->args[1] = pctx->u.tid; + cb->args[1] = j; cb->args[2] = (unsigned long)gtp; goto out; } + j++; } + skip = 0; } + bucket = 0; } cb->args[4] = 1; out: + rcu_read_unlock(); return skb->len; } diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c index 23281aeeb222..71d6629e65c9 100644 --- a/drivers/net/hamradio/6pack.c +++ b/drivers/net/hamradio/6pack.c @@ -654,10 +654,10 @@ static void sixpack_close(struct tty_struct *tty) { struct sixpack *sp; - write_lock_bh(&disc_data_lock); + write_lock_irq(&disc_data_lock); sp = tty->disc_data; tty->disc_data = NULL; - write_unlock_bh(&disc_data_lock); + write_unlock_irq(&disc_data_lock); if (!sp) return; diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c index c5bfa19ddb93..deef14215110 100644 --- a/drivers/net/hamradio/mkiss.c +++ b/drivers/net/hamradio/mkiss.c @@ -773,10 +773,10 @@ static void mkiss_close(struct tty_struct *tty) { struct mkiss *ax; - write_lock_bh(&disc_data_lock); + write_lock_irq(&disc_data_lock); ax = tty->disc_data; tty->disc_data = NULL; - write_unlock_bh(&disc_data_lock); + write_unlock_irq(&disc_data_lock); if (!ax) return; diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index 9caa876ce6e8..dc44819946e6 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -169,7 +169,6 @@ struct rndis_device { u8 hw_mac_adr[ETH_ALEN]; u8 rss_key[NETVSC_HASH_KEYLEN]; - u16 rx_table[ITAB_NUM]; }; @@ -940,6 +939,8 @@ struct net_device_context { u32 tx_table[VRSS_SEND_TAB_SIZE]; + u16 rx_table[ITAB_NUM]; + /* Ethtool settings */ u8 duplex; u32 speed; diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 02e66473f2ed..f3f9eb8a402a 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -1662,7 +1662,7 @@ static int netvsc_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, rndis_dev = ndev->extension; if (indir) { for (i = 0; i < ITAB_NUM; i++) - indir[i] = rndis_dev->rx_table[i]; + indir[i] = ndc->rx_table[i]; } if (key) @@ -1692,7 +1692,7 @@ static int netvsc_set_rxfh(struct net_device *dev, const u32 *indir, return -EINVAL; for (i = 0; i < ITAB_NUM; i++) - rndis_dev->rx_table[i] = indir[i]; + ndc->rx_table[i] = indir[i]; } if (!key) { diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c index 206b4e77eaf0..857c4bea451c 100644 --- a/drivers/net/hyperv/rndis_filter.c +++ b/drivers/net/hyperv/rndis_filter.c @@ -773,6 +773,7 @@ static int rndis_set_rss_param_msg(struct rndis_device *rdev, const u8 *rss_key, u16 flag) { struct net_device *ndev = rdev->ndev; + struct net_device_context *ndc = netdev_priv(ndev); struct rndis_request *request; struct rndis_set_request *set; struct rndis_set_complete *set_complete; @@ -812,7 +813,7 @@ static int rndis_set_rss_param_msg(struct rndis_device *rdev, /* Set indirection table entries */ itab = (u32 *)(rssp + 1); for (i = 0; i < ITAB_NUM; i++) - itab[i] = rdev->rx_table[i]; + itab[i] = ndc->rx_table[i]; /* Set hask key values */ keyp = (u8 *)((unsigned long)rssp + rssp->hashkey_offset); @@ -1171,6 +1172,9 @@ int rndis_set_subchannel(struct net_device *ndev, wait_event(nvdev->subchan_open, atomic_read(&nvdev->open_chn) == nvdev->num_chn); + for (i = 0; i < VRSS_SEND_TAB_SIZE; i++) + ndev_ctx->tx_table[i] = i % nvdev->num_chn; + /* ignore failures from setting rss parameters, still have channels */ if (dev_info) rndis_filter_set_rss_param(rdev, dev_info->rss_key); @@ -1180,9 +1184,6 @@ int rndis_set_subchannel(struct net_device *ndev, netif_set_real_num_tx_queues(ndev, nvdev->num_chn); netif_set_real_num_rx_queues(ndev, nvdev->num_chn); - for (i = 0; i < VRSS_SEND_TAB_SIZE; i++) - ndev_ctx->tx_table[i] = i % nvdev->num_chn; - return 0; } @@ -1312,6 +1313,7 @@ struct netvsc_device *rndis_filter_device_add(struct hv_device *dev, struct netvsc_device_info *device_info) { struct net_device *net = hv_get_drvdata(dev); + struct net_device_context *ndc = netdev_priv(net); struct netvsc_device *net_device; struct rndis_device *rndis_device; struct ndis_recv_scale_cap rsscap; @@ -1398,9 +1400,11 @@ struct netvsc_device *rndis_filter_device_add(struct hv_device *dev, /* We will use the given number of channels if available. */ net_device->num_chn = min(net_device->max_chn, device_info->num_chn); - for (i = 0; i < ITAB_NUM; i++) - rndis_device->rx_table[i] = ethtool_rxfh_indir_default( + if (!netif_is_rxfh_configured(net)) { + for (i = 0; i < ITAB_NUM; i++) + ndc->rx_table[i] = ethtool_rxfh_indir_default( i, net_device->num_chn); + } atomic_set(&net_device->open_chn, 1); vmbus_set_sc_create_callback(dev->channel, netvsc_sc_open); diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 0887ed2bb050..b13c52873ef5 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -553,7 +553,7 @@ static const struct device_type mdio_bus_phy_type = { .pm = MDIO_BUS_PHY_PM_OPS, }; -static int phy_request_driver_module(struct phy_device *dev, int phy_id) +static int phy_request_driver_module(struct phy_device *dev, u32 phy_id) { int ret; @@ -565,15 +565,15 @@ static int phy_request_driver_module(struct phy_device *dev, int phy_id) * then modprobe isn't available. */ if (IS_ENABLED(CONFIG_MODULES) && ret < 0 && ret != -ENOENT) { - phydev_err(dev, "error %d loading PHY driver module for ID 0x%08x\n", - ret, phy_id); + phydev_err(dev, "error %d loading PHY driver module for ID 0x%08lx\n", + ret, (unsigned long)phy_id); return ret; } return 0; } -struct phy_device *phy_device_create(struct mii_bus *bus, int addr, int phy_id, +struct phy_device *phy_device_create(struct mii_bus *bus, int addr, u32 phy_id, bool is_c45, struct phy_c45_device_ids *c45_ids) { diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 9a616d6bc4eb..1585eebb73fe 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -442,8 +442,7 @@ static void phylink_mac_link_up(struct phylink *pl, pl->cur_interface = link_state.interface; pl->ops->mac_link_up(pl->config, pl->link_an_mode, - pl->phy_state.interface, - pl->phydev); + pl->cur_interface, pl->phydev); if (ndev) netif_carrier_on(ndev); diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index cf1f3f0a4b9b..f940dc6485e5 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -511,7 +511,7 @@ static int lan78xx_read_stats(struct lan78xx_net *dev, } } else { netdev_warn(dev->net, - "Failed to read stat ret = 0x%x", ret); + "Failed to read stat ret = %d", ret); } kfree(stats); @@ -1808,6 +1808,7 @@ static int lan78xx_mdio_init(struct lan78xx_net *dev) dev->mdiobus->read = lan78xx_mdiobus_read; dev->mdiobus->write = lan78xx_mdiobus_write; dev->mdiobus->name = "lan78xx-mdiobus"; + dev->mdiobus->parent = &dev->udev->dev; snprintf(dev->mdiobus->id, MII_BUS_ID_SIZE, "usb-%03d:%03d", dev->udev->bus->busnum, dev->udev->devnum); diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 83cc8778ca1e..978f0037ed52 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -8958,6 +8958,7 @@ int ath10k_mac_register(struct ath10k *ar) wiphy_ext_feature_set(ar->hw->wiphy, NL80211_EXT_FEATURE_VHT_IBSS); wiphy_ext_feature_set(ar->hw->wiphy, NL80211_EXT_FEATURE_SET_SCAN_DWELL); + wiphy_ext_feature_set(ar->hw->wiphy, NL80211_EXT_FEATURE_AQL); if (test_bit(WMI_SERVICE_TX_DATA_ACK_RSSI, ar->wmi.svc_map) || test_bit(WMI_SERVICE_HTT_MGMT_TX_COMP_VALID_FLAGS, ar->wmi.svc_map)) diff --git a/drivers/net/wireless/ath/ath9k/ath9k_pci_owl_loader.c b/drivers/net/wireless/ath/ath9k/ath9k_pci_owl_loader.c index 956fa7828d0c..56d1a7764b9f 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k_pci_owl_loader.c +++ b/drivers/net/wireless/ath/ath9k/ath9k_pci_owl_loader.c @@ -83,7 +83,7 @@ static int ath9k_pci_fixup(struct pci_dev *pdev, const u16 *cal_data, val = swahb32(val); } - __raw_writel(val, mem + reg); + iowrite32(val, mem + reg); usleep_range(100, 120); } diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index 040cec17d3ad..b0b7eca1754e 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -1111,18 +1111,18 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) /* same thing for QuZ... */ if (iwl_trans->hw_rev == CSR_HW_REV_TYPE_QUZ) { - if (iwl_trans->cfg == &iwl_ax101_cfg_qu_hr) - iwl_trans->cfg = &iwl_ax101_cfg_quz_hr; - else if (iwl_trans->cfg == &iwl_ax201_cfg_qu_hr) - iwl_trans->cfg = &iwl_ax201_cfg_quz_hr; - else if (iwl_trans->cfg == &iwl9461_2ac_cfg_qu_b0_jf_b0) - iwl_trans->cfg = &iwl9461_2ac_cfg_quz_a0_jf_b0_soc; - else if (iwl_trans->cfg == &iwl9462_2ac_cfg_qu_b0_jf_b0) - iwl_trans->cfg = &iwl9462_2ac_cfg_quz_a0_jf_b0_soc; - else if (iwl_trans->cfg == &iwl9560_2ac_cfg_qu_b0_jf_b0) - iwl_trans->cfg = &iwl9560_2ac_cfg_quz_a0_jf_b0_soc; - else if (iwl_trans->cfg == &iwl9560_2ac_160_cfg_qu_b0_jf_b0) - iwl_trans->cfg = &iwl9560_2ac_160_cfg_quz_a0_jf_b0_soc; + if (cfg == &iwl_ax101_cfg_qu_hr) + cfg = &iwl_ax101_cfg_quz_hr; + else if (cfg == &iwl_ax201_cfg_qu_hr) + cfg = &iwl_ax201_cfg_quz_hr; + else if (cfg == &iwl9461_2ac_cfg_qu_b0_jf_b0) + cfg = &iwl9461_2ac_cfg_quz_a0_jf_b0_soc; + else if (cfg == &iwl9462_2ac_cfg_qu_b0_jf_b0) + cfg = &iwl9462_2ac_cfg_quz_a0_jf_b0_soc; + else if (cfg == &iwl9560_2ac_cfg_qu_b0_jf_b0) + cfg = &iwl9560_2ac_cfg_quz_a0_jf_b0_soc; + else if (cfg == &iwl9560_2ac_160_cfg_qu_b0_jf_b0) + cfg = &iwl9560_2ac_160_cfg_quz_a0_jf_b0_soc; } #endif diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c index 0252716c0b24..0d8b2a8ffa5d 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c @@ -57,24 +57,6 @@ #include "internal.h" #include "fw/dbg.h" -static int iwl_pcie_gen2_force_power_gating(struct iwl_trans *trans) -{ - iwl_set_bits_prph(trans, HPM_HIPM_GEN_CFG, - HPM_HIPM_GEN_CFG_CR_FORCE_ACTIVE); - udelay(20); - iwl_set_bits_prph(trans, HPM_HIPM_GEN_CFG, - HPM_HIPM_GEN_CFG_CR_PG_EN | - HPM_HIPM_GEN_CFG_CR_SLP_EN); - udelay(20); - iwl_clear_bits_prph(trans, HPM_HIPM_GEN_CFG, - HPM_HIPM_GEN_CFG_CR_FORCE_ACTIVE); - - iwl_trans_sw_reset(trans); - iwl_clear_bit(trans, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); - - return 0; -} - /* * Start up NIC's basic functionality after it has been reset * (e.g. after platform boot, or shutdown via iwl_pcie_apm_stop()) @@ -110,13 +92,6 @@ int iwl_pcie_gen2_apm_init(struct iwl_trans *trans) iwl_pcie_apm_config(trans); - if (trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_22000 && - trans->cfg->integrated) { - ret = iwl_pcie_gen2_force_power_gating(trans); - if (ret) - return ret; - } - ret = iwl_finish_nic_init(trans, trans->trans_cfg); if (ret) return ret; diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index af9bc6b64542..a0677131634d 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -1783,6 +1783,29 @@ static int iwl_trans_pcie_clear_persistence_bit(struct iwl_trans *trans) return 0; } +static int iwl_pcie_gen2_force_power_gating(struct iwl_trans *trans) +{ + int ret; + + ret = iwl_finish_nic_init(trans, trans->trans_cfg); + if (ret < 0) + return ret; + + iwl_set_bits_prph(trans, HPM_HIPM_GEN_CFG, + HPM_HIPM_GEN_CFG_CR_FORCE_ACTIVE); + udelay(20); + iwl_set_bits_prph(trans, HPM_HIPM_GEN_CFG, + HPM_HIPM_GEN_CFG_CR_PG_EN | + HPM_HIPM_GEN_CFG_CR_SLP_EN); + udelay(20); + iwl_clear_bits_prph(trans, HPM_HIPM_GEN_CFG, + HPM_HIPM_GEN_CFG_CR_FORCE_ACTIVE); + + iwl_trans_pcie_sw_reset(trans); + + return 0; +} + static int _iwl_trans_pcie_start_hw(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); @@ -1802,6 +1825,13 @@ static int _iwl_trans_pcie_start_hw(struct iwl_trans *trans) iwl_trans_pcie_sw_reset(trans); + if (trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_22000 && + trans->cfg->integrated) { + err = iwl_pcie_gen2_force_power_gating(trans); + if (err) + return err; + } + err = iwl_pcie_apm_init(trans); if (err) return err; diff --git a/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c b/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c index 74e50566db1f..6dd835f1efc2 100644 --- a/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c +++ b/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c @@ -229,6 +229,14 @@ static int mwifiex_process_country_ie(struct mwifiex_private *priv, "11D: skip setting domain info in FW\n"); return 0; } + + if (country_ie_len > + (IEEE80211_COUNTRY_STRING_LEN + MWIFIEX_MAX_TRIPLET_802_11D)) { + mwifiex_dbg(priv->adapter, ERROR, + "11D: country_ie_len overflow!, deauth AP\n"); + return -EINVAL; + } + memcpy(priv->adapter->country_code, &country_ie[2], 2); domain_info->country_code[0] = country_ie[2]; @@ -272,8 +280,9 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, priv->scan_block = false; if (bss) { - if (adapter->region_code == 0x00) - mwifiex_process_country_ie(priv, bss); + if (adapter->region_code == 0x00 && + mwifiex_process_country_ie(priv, bss)) + return -EINVAL; /* Allocate and fill new bss descriptor */ bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor), diff --git a/drivers/net/wireless/marvell/mwifiex/tdls.c b/drivers/net/wireless/marvell/mwifiex/tdls.c index 09313047beed..7caf1d26124a 100644 --- a/drivers/net/wireless/marvell/mwifiex/tdls.c +++ b/drivers/net/wireless/marvell/mwifiex/tdls.c @@ -953,59 +953,117 @@ void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv, switch (*pos) { case WLAN_EID_SUPP_RATES: + if (pos[1] > 32) + return; sta_ptr->tdls_cap.rates_len = pos[1]; for (i = 0; i < pos[1]; i++) sta_ptr->tdls_cap.rates[i] = pos[i + 2]; break; case WLAN_EID_EXT_SUPP_RATES: + if (pos[1] > 32) + return; basic = sta_ptr->tdls_cap.rates_len; + if (pos[1] > 32 - basic) + return; for (i = 0; i < pos[1]; i++) sta_ptr->tdls_cap.rates[basic + i] = pos[i + 2]; sta_ptr->tdls_cap.rates_len += pos[1]; break; case WLAN_EID_HT_CAPABILITY: - memcpy((u8 *)&sta_ptr->tdls_cap.ht_capb, pos, + if (pos > end - sizeof(struct ieee80211_ht_cap) - 2) + return; + if (pos[1] != sizeof(struct ieee80211_ht_cap)) + return; + /* copy the ie's value into ht_capb*/ + memcpy((u8 *)&sta_ptr->tdls_cap.ht_capb, pos + 2, sizeof(struct ieee80211_ht_cap)); sta_ptr->is_11n_enabled = 1; break; case WLAN_EID_HT_OPERATION: - memcpy(&sta_ptr->tdls_cap.ht_oper, pos, + if (pos > end - + sizeof(struct ieee80211_ht_operation) - 2) + return; + if (pos[1] != sizeof(struct ieee80211_ht_operation)) + return; + /* copy the ie's value into ht_oper*/ + memcpy(&sta_ptr->tdls_cap.ht_oper, pos + 2, sizeof(struct ieee80211_ht_operation)); break; case WLAN_EID_BSS_COEX_2040: + if (pos > end - 3) + return; + if (pos[1] != 1) + return; sta_ptr->tdls_cap.coex_2040 = pos[2]; break; case WLAN_EID_EXT_CAPABILITY: + if (pos > end - sizeof(struct ieee_types_header)) + return; + if (pos[1] < sizeof(struct ieee_types_header)) + return; + if (pos[1] > 8) + return; memcpy((u8 *)&sta_ptr->tdls_cap.extcap, pos, sizeof(struct ieee_types_header) + min_t(u8, pos[1], 8)); break; case WLAN_EID_RSN: + if (pos > end - sizeof(struct ieee_types_header)) + return; + if (pos[1] < sizeof(struct ieee_types_header)) + return; + if (pos[1] > IEEE_MAX_IE_SIZE - + sizeof(struct ieee_types_header)) + return; memcpy((u8 *)&sta_ptr->tdls_cap.rsn_ie, pos, sizeof(struct ieee_types_header) + min_t(u8, pos[1], IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_header))); break; case WLAN_EID_QOS_CAPA: + if (pos > end - 3) + return; + if (pos[1] != 1) + return; sta_ptr->tdls_cap.qos_info = pos[2]; break; case WLAN_EID_VHT_OPERATION: - if (priv->adapter->is_hw_11ac_capable) - memcpy(&sta_ptr->tdls_cap.vhtoper, pos, + if (priv->adapter->is_hw_11ac_capable) { + if (pos > end - + sizeof(struct ieee80211_vht_operation) - 2) + return; + if (pos[1] != + sizeof(struct ieee80211_vht_operation)) + return; + /* copy the ie's value into vhtoper*/ + memcpy(&sta_ptr->tdls_cap.vhtoper, pos + 2, sizeof(struct ieee80211_vht_operation)); + } break; case WLAN_EID_VHT_CAPABILITY: if (priv->adapter->is_hw_11ac_capable) { - memcpy((u8 *)&sta_ptr->tdls_cap.vhtcap, pos, + if (pos > end - + sizeof(struct ieee80211_vht_cap) - 2) + return; + if (pos[1] != sizeof(struct ieee80211_vht_cap)) + return; + /* copy the ie's value into vhtcap*/ + memcpy((u8 *)&sta_ptr->tdls_cap.vhtcap, pos + 2, sizeof(struct ieee80211_vht_cap)); sta_ptr->is_11ac_enabled = 1; } break; case WLAN_EID_AID: - if (priv->adapter->is_hw_11ac_capable) + if (priv->adapter->is_hw_11ac_capable) { + if (pos > end - 4) + return; + if (pos[1] != 2) + return; sta_ptr->tdls_cap.aid = get_unaligned_le16((pos + 2)); + } + break; default: break; } diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c index a03e2d01fba7..d1405528b504 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c @@ -342,8 +342,11 @@ int mt76x0_eeprom_init(struct mt76x02_dev *dev) dev_info(dev->mt76.dev, "EEPROM ver:%02hhx fae:%02hhx\n", version, fae); - mt76x02_mac_setaddr(dev, dev->mt76.eeprom.data + MT_EE_MAC_ADDR); + memcpy(dev->mt76.macaddr, (u8 *)dev->mt76.eeprom.data + MT_EE_MAC_ADDR, + ETH_ALEN); mt76_eeprom_override(&dev->mt76); + mt76x02_mac_setaddr(dev, dev->mt76.macaddr); + mt76x0_set_chip_cap(dev); mt76x0_set_freq_offset(dev); mt76x0_set_temp_offset(dev); diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index 68dd7bb07ca6..f15ba3de6195 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -628,18 +628,6 @@ err: static void xenvif_disconnect_queue(struct xenvif_queue *queue) { - if (queue->tx_irq) { - unbind_from_irqhandler(queue->tx_irq, queue); - if (queue->tx_irq == queue->rx_irq) - queue->rx_irq = 0; - queue->tx_irq = 0; - } - - if (queue->rx_irq) { - unbind_from_irqhandler(queue->rx_irq, queue); - queue->rx_irq = 0; - } - if (queue->task) { kthread_stop(queue->task); queue->task = NULL; @@ -655,6 +643,18 @@ static void xenvif_disconnect_queue(struct xenvif_queue *queue) queue->napi.poll = NULL; } + if (queue->tx_irq) { + unbind_from_irqhandler(queue->tx_irq, queue); + if (queue->tx_irq == queue->rx_irq) + queue->rx_irq = 0; + queue->tx_irq = 0; + } + + if (queue->rx_irq) { + unbind_from_irqhandler(queue->rx_irq, queue); + queue->rx_irq = 0; + } + xenvif_unmap_frontend_data_rings(queue); } |