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authorLinus Torvalds <torvalds@linux-foundation.org>2019-11-08 18:21:05 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-11-08 18:21:05 -0800
commit0058b0a506e40d9a2c62015fe92eb64a44d78cd9 (patch)
treeb92b6bb31d6308a3f049b49e3780e525ff67a2e5 /drivers/net/ethernet
parent5cb8418cb533222709f362d264653a634eb8c7ac (diff)
parenta2582cdc32f071422e0197a6c59bd1235b426ce2 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from David Miller: 1) BPF sample build fixes from Björn Töpel 2) Fix powerpc bpf tail call implementation, from Eric Dumazet. 3) DCCP leaks jiffies on the wire, fix also from Eric Dumazet. 4) Fix crash in ebtables when using dnat target, from Florian Westphal. 5) Fix port disable handling whne removing bcm_sf2 driver, from Florian Fainelli. 6) Fix kTLS sk_msg trim on fallback to copy mode, from Jakub Kicinski. 7) Various KCSAN fixes all over the networking, from Eric Dumazet. 8) Memory leaks in mlx5 driver, from Alex Vesker. 9) SMC interface refcounting fix, from Ursula Braun. 10) TSO descriptor handling fixes in stmmac driver, from Jose Abreu. 11) Add a TX lock to synchonize the kTLS TX path properly with crypto operations. From Jakub Kicinski. 12) Sock refcount during shutdown fix in vsock/virtio code, from Stefano Garzarella. 13) Infinite loop in Intel ice driver, from Colin Ian King. * git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (108 commits) ixgbe: need_wakeup flag might not be set for Tx i40e: need_wakeup flag might not be set for Tx igb/igc: use ktime accessors for skb->tstamp i40e: Fix for ethtool -m issue on X722 NIC iavf: initialize ITRN registers with correct values ice: fix potential infinite loop because loop counter being too small qede: fix NULL pointer deref in __qede_remove() net: fix data-race in neigh_event_send() vsock/virtio: fix sock refcnt holding during the shutdown net: ethernet: octeon_mgmt: Account for second possible VLAN header mac80211: fix station inactive_time shortly after boot net/fq_impl: Switch to kvmalloc() for memory allocation mac80211: fix ieee80211_txq_setup_flows() failure path ipv4: Fix table id reference in fib_sync_down_addr ipv6: fixes rt6_probe() and fib6_nh->last_probe init net: hns: Fix the stray netpoll locks causing deadlock in NAPI path net: usb: qmi_wwan: add support for DW5821e with eSIM support CDC-NCM: handle incomplete transfer of MTU nfc: netlink: fix double device reference drop NFC: st21nfca: fix double free ...
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmgenet.c35
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmgenet.h2
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmmii.c145
-rw-r--r--drivers/net/ethernet/cavium/octeon/octeon_mgmt.c2
-rw-r--r--drivers/net/ethernet/freescale/fec_main.c2
-rw-r--r--drivers/net/ethernet/hisilicon/hns/hnae.c1
-rw-r--r--drivers/net/ethernet/hisilicon/hns/hnae.h3
-rw-r--r--drivers/net/ethernet/hisilicon/hns/hns_enet.c22
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hnae3.h2
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3_enet.h2
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h2
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.h2
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c18
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h2
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.h2
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h2
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h2
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_common.c3
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_xsk.c10
-rw-r--r--drivers/net/ethernet/intel/iavf/iavf_main.c4
-rw-r--r--drivers/net/ethernet/intel/ice/ice_sched.c2
-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c4
-rw-r--r--drivers/net/ethernet/intel/igc/igc_main.c4
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c10
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/main.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c1
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c2
-rw-r--r--drivers/net/ethernet/mscc/ocelot.c9
-rw-r--r--drivers/net/ethernet/mscc/ocelot.h2
-rw-r--r--drivers/net/ethernet/qlogic/qede/qede_main.c12
-rw-r--r--drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c4
-rw-r--r--drivers/net/ethernet/realtek/r8169_main.c3
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c3
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c3
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c4
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/mmc_core.c6
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c70
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c134
41 files changed, 325 insertions, 221 deletions
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 0f138280315a..1de51811fcb4 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -1996,8 +1996,6 @@ static void reset_umac(struct bcmgenet_priv *priv)
/* issue soft reset with (rg)mii loopback to ensure a stable rxclk */
bcmgenet_umac_writel(priv, CMD_SW_RESET | CMD_LCL_LOOP_EN, UMAC_CMD);
- udelay(2);
- bcmgenet_umac_writel(priv, 0, UMAC_CMD);
}
static void bcmgenet_intr_disable(struct bcmgenet_priv *priv)
@@ -2614,8 +2612,10 @@ static void bcmgenet_irq_task(struct work_struct *work)
spin_unlock_irq(&priv->lock);
if (status & UMAC_IRQ_PHY_DET_R &&
- priv->dev->phydev->autoneg != AUTONEG_ENABLE)
+ priv->dev->phydev->autoneg != AUTONEG_ENABLE) {
phy_init_hw(priv->dev->phydev);
+ genphy_config_aneg(priv->dev->phydev);
+ }
/* Link UP/DOWN event */
if (status & UMAC_IRQ_LINK_EVENT)
@@ -2879,12 +2879,6 @@ static int bcmgenet_open(struct net_device *dev)
if (priv->internal_phy)
bcmgenet_power_up(priv, GENET_POWER_PASSIVE);
- ret = bcmgenet_mii_connect(dev);
- if (ret) {
- netdev_err(dev, "failed to connect to PHY\n");
- goto err_clk_disable;
- }
-
/* take MAC out of reset */
bcmgenet_umac_reset(priv);
@@ -2894,12 +2888,6 @@ static int bcmgenet_open(struct net_device *dev)
reg = bcmgenet_umac_readl(priv, UMAC_CMD);
priv->crc_fwd_en = !!(reg & CMD_CRC_FWD);
- ret = bcmgenet_mii_config(dev, true);
- if (ret) {
- netdev_err(dev, "unsupported PHY\n");
- goto err_disconnect_phy;
- }
-
bcmgenet_set_hw_addr(priv, dev->dev_addr);
if (priv->internal_phy) {
@@ -2915,7 +2903,7 @@ static int bcmgenet_open(struct net_device *dev)
ret = bcmgenet_init_dma(priv);
if (ret) {
netdev_err(dev, "failed to initialize DMA\n");
- goto err_disconnect_phy;
+ goto err_clk_disable;
}
/* Always enable ring 16 - descriptor ring */
@@ -2938,19 +2926,25 @@ static int bcmgenet_open(struct net_device *dev)
goto err_irq0;
}
+ ret = bcmgenet_mii_probe(dev);
+ if (ret) {
+ netdev_err(dev, "failed to connect to PHY\n");
+ goto err_irq1;
+ }
+
bcmgenet_netif_start(dev);
netif_tx_start_all_queues(dev);
return 0;
+err_irq1:
+ free_irq(priv->irq1, priv);
err_irq0:
free_irq(priv->irq0, priv);
err_fini_dma:
bcmgenet_dma_teardown(priv);
bcmgenet_fini_dma(priv);
-err_disconnect_phy:
- phy_disconnect(dev->phydev);
err_clk_disable:
if (priv->internal_phy)
bcmgenet_power_down(priv, GENET_POWER_PASSIVE);
@@ -3631,8 +3625,6 @@ static int bcmgenet_resume(struct device *d)
if (priv->internal_phy)
bcmgenet_power_up(priv, GENET_POWER_PASSIVE);
- phy_init_hw(dev->phydev);
-
bcmgenet_umac_reset(priv);
init_umac(priv);
@@ -3641,7 +3633,10 @@ static int bcmgenet_resume(struct device *d)
if (priv->wolopts)
clk_disable_unprepare(priv->clk_wol);
+ phy_init_hw(dev->phydev);
+
/* Speed settings must be restored */
+ genphy_config_aneg(dev->phydev);
bcmgenet_mii_config(priv->dev, false);
bcmgenet_set_hw_addr(priv, dev->dev_addr);
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
index 7fbf573d8d52..dbc69d8fa05f 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
@@ -720,8 +720,8 @@ GENET_IO_MACRO(rbuf, GENET_RBUF_OFF);
/* MDIO routines */
int bcmgenet_mii_init(struct net_device *dev);
-int bcmgenet_mii_connect(struct net_device *dev);
int bcmgenet_mii_config(struct net_device *dev, bool init);
+int bcmgenet_mii_probe(struct net_device *dev);
void bcmgenet_mii_exit(struct net_device *dev);
void bcmgenet_phy_power_set(struct net_device *dev, bool enable);
void bcmgenet_mii_setup(struct net_device *dev);
diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c
index 17bb8d60a157..dbe18cdf6c1b 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmmii.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c
@@ -173,46 +173,6 @@ static void bcmgenet_moca_phy_setup(struct bcmgenet_priv *priv)
bcmgenet_fixed_phy_link_update);
}
-int bcmgenet_mii_connect(struct net_device *dev)
-{
- struct bcmgenet_priv *priv = netdev_priv(dev);
- struct device_node *dn = priv->pdev->dev.of_node;
- struct phy_device *phydev;
- u32 phy_flags = 0;
- int ret;
-
- /* Communicate the integrated PHY revision */
- if (priv->internal_phy)
- phy_flags = priv->gphy_rev;
-
- /* Initialize link state variables that bcmgenet_mii_setup() uses */
- priv->old_link = -1;
- priv->old_speed = -1;
- priv->old_duplex = -1;
- priv->old_pause = -1;
-
- if (dn) {
- phydev = of_phy_connect(dev, priv->phy_dn, bcmgenet_mii_setup,
- phy_flags, priv->phy_interface);
- if (!phydev) {
- pr_err("could not attach to PHY\n");
- return -ENODEV;
- }
- } else {
- phydev = dev->phydev;
- phydev->dev_flags = phy_flags;
-
- ret = phy_connect_direct(dev, phydev, bcmgenet_mii_setup,
- priv->phy_interface);
- if (ret) {
- pr_err("could not attach to PHY\n");
- return -ENODEV;
- }
- }
-
- return 0;
-}
-
int bcmgenet_mii_config(struct net_device *dev, bool init)
{
struct bcmgenet_priv *priv = netdev_priv(dev);
@@ -221,8 +181,38 @@ int bcmgenet_mii_config(struct net_device *dev, bool init)
const char *phy_name = NULL;
u32 id_mode_dis = 0;
u32 port_ctrl;
+ int bmcr = -1;
+ int ret;
u32 reg;
+ /* MAC clocking workaround during reset of umac state machines */
+ reg = bcmgenet_umac_readl(priv, UMAC_CMD);
+ if (reg & CMD_SW_RESET) {
+ /* An MII PHY must be isolated to prevent TXC contention */
+ if (priv->phy_interface == PHY_INTERFACE_MODE_MII) {
+ ret = phy_read(phydev, MII_BMCR);
+ if (ret >= 0) {
+ bmcr = ret;
+ ret = phy_write(phydev, MII_BMCR,
+ bmcr | BMCR_ISOLATE);
+ }
+ if (ret) {
+ netdev_err(dev, "failed to isolate PHY\n");
+ return ret;
+ }
+ }
+ /* Switch MAC clocking to RGMII generated clock */
+ bcmgenet_sys_writel(priv, PORT_MODE_EXT_GPHY, SYS_PORT_CTRL);
+ /* Ensure 5 clks with Rx disabled
+ * followed by 5 clks with Reset asserted
+ */
+ udelay(4);
+ reg &= ~(CMD_SW_RESET | CMD_LCL_LOOP_EN);
+ bcmgenet_umac_writel(priv, reg, UMAC_CMD);
+ /* Ensure 5 more clocks before Rx is enabled */
+ udelay(2);
+ }
+
priv->ext_phy = !priv->internal_phy &&
(priv->phy_interface != PHY_INTERFACE_MODE_MOCA);
@@ -254,6 +244,9 @@ int bcmgenet_mii_config(struct net_device *dev, bool init)
phy_set_max_speed(phydev, SPEED_100);
bcmgenet_sys_writel(priv,
PORT_MODE_EXT_EPHY, SYS_PORT_CTRL);
+ /* Restore the MII PHY after isolation */
+ if (bmcr >= 0)
+ phy_write(phydev, MII_BMCR, bmcr);
break;
case PHY_INTERFACE_MODE_REVMII:
@@ -306,21 +299,71 @@ int bcmgenet_mii_config(struct net_device *dev, bool init)
bcmgenet_ext_writel(priv, reg, EXT_RGMII_OOB_CTRL);
}
- if (init) {
- linkmode_copy(phydev->advertising, phydev->supported);
+ if (init)
+ dev_info(kdev, "configuring instance for %s\n", phy_name);
- /* The internal PHY has its link interrupts routed to the
- * Ethernet MAC ISRs. On GENETv5 there is a hardware issue
- * that prevents the signaling of link UP interrupts when
- * the link operates at 10Mbps, so fallback to polling for
- * those versions of GENET.
- */
- if (priv->internal_phy && !GENET_IS_V5(priv))
- phydev->irq = PHY_IGNORE_INTERRUPT;
+ return 0;
+}
- dev_info(kdev, "configuring instance for %s\n", phy_name);
+int bcmgenet_mii_probe(struct net_device *dev)
+{
+ struct bcmgenet_priv *priv = netdev_priv(dev);
+ struct device_node *dn = priv->pdev->dev.of_node;
+ struct phy_device *phydev;
+ u32 phy_flags = 0;
+ int ret;
+
+ /* Communicate the integrated PHY revision */
+ if (priv->internal_phy)
+ phy_flags = priv->gphy_rev;
+
+ /* Initialize link state variables that bcmgenet_mii_setup() uses */
+ priv->old_link = -1;
+ priv->old_speed = -1;
+ priv->old_duplex = -1;
+ priv->old_pause = -1;
+
+ if (dn) {
+ phydev = of_phy_connect(dev, priv->phy_dn, bcmgenet_mii_setup,
+ phy_flags, priv->phy_interface);
+ if (!phydev) {
+ pr_err("could not attach to PHY\n");
+ return -ENODEV;
+ }
+ } else {
+ phydev = dev->phydev;
+ phydev->dev_flags = phy_flags;
+
+ ret = phy_connect_direct(dev, phydev, bcmgenet_mii_setup,
+ priv->phy_interface);
+ if (ret) {
+ pr_err("could not attach to PHY\n");
+ return -ENODEV;
+ }
}
+ /* Configure port multiplexer based on what the probed PHY device since
+ * reading the 'max-speed' property determines the maximum supported
+ * PHY speed which is needed for bcmgenet_mii_config() to configure
+ * things appropriately.
+ */
+ ret = bcmgenet_mii_config(dev, true);
+ if (ret) {
+ phy_disconnect(dev->phydev);
+ return ret;
+ }
+
+ linkmode_copy(phydev->advertising, phydev->supported);
+
+ /* The internal PHY has its link interrupts routed to the
+ * Ethernet MAC ISRs. On GENETv5 there is a hardware issue
+ * that prevents the signaling of link UP interrupts when
+ * the link operates at 10Mbps, so fallback to polling for
+ * those versions of GENET.
+ */
+ if (priv->internal_phy && !GENET_IS_V5(priv))
+ dev->phydev->irq = PHY_IGNORE_INTERRUPT;
+
return 0;
}
diff --git a/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c b/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c
index 0e5de88fd6e8..cdd7e5da4a74 100644
--- a/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c
+++ b/drivers/net/ethernet/cavium/octeon/octeon_mgmt.c
@@ -1499,7 +1499,7 @@ static int octeon_mgmt_probe(struct platform_device *pdev)
netdev->ethtool_ops = &octeon_mgmt_ethtool_ops;
netdev->min_mtu = 64 - OCTEON_MGMT_RX_HEADROOM;
- netdev->max_mtu = 16383 - OCTEON_MGMT_RX_HEADROOM;
+ netdev->max_mtu = 16383 - OCTEON_MGMT_RX_HEADROOM - VLAN_HLEN;
mac = of_get_mac_address(pdev->dev.of_node);
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 22c01b224baa..a9c386b63581 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3645,6 +3645,8 @@ fec_drv_remove(struct platform_device *pdev)
regulator_disable(fep->reg_phy);
pm_runtime_put(&pdev->dev);
pm_runtime_disable(&pdev->dev);
+ clk_disable_unprepare(fep->clk_ahb);
+ clk_disable_unprepare(fep->clk_ipg);
if (of_phy_is_fixed_link(np))
of_phy_deregister_fixed_link(np);
of_node_put(fep->phy_node);
diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.c b/drivers/net/ethernet/hisilicon/hns/hnae.c
index 6d0457eb4faa..08339278c722 100644
--- a/drivers/net/ethernet/hisilicon/hns/hnae.c
+++ b/drivers/net/ethernet/hisilicon/hns/hnae.c
@@ -199,7 +199,6 @@ hnae_init_ring(struct hnae_queue *q, struct hnae_ring *ring, int flags)
ring->q = q;
ring->flags = flags;
- spin_lock_init(&ring->lock);
ring->coal_param = q->handle->coal_param;
assert(!ring->desc && !ring->desc_cb && !ring->desc_dma_addr);
diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.h b/drivers/net/ethernet/hisilicon/hns/hnae.h
index e9c67c06bfd2..6ab9458302e1 100644
--- a/drivers/net/ethernet/hisilicon/hns/hnae.h
+++ b/drivers/net/ethernet/hisilicon/hns/hnae.h
@@ -274,9 +274,6 @@ struct hnae_ring {
/* statistic */
struct ring_stats stats;
- /* ring lock for poll one */
- spinlock_t lock;
-
dma_addr_t desc_dma_addr;
u32 buf_size; /* size for hnae_desc->addr, preset by AE */
u16 desc_num; /* total number of desc */
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
index a48396dd4ebb..14ab20491fd0 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
@@ -943,15 +943,6 @@ static int is_valid_clean_head(struct hnae_ring *ring, int h)
return u > c ? (h > c && h <= u) : (h > c || h <= u);
}
-/* netif_tx_lock will turn down the performance, set only when necessary */
-#ifdef CONFIG_NET_POLL_CONTROLLER
-#define NETIF_TX_LOCK(ring) spin_lock(&(ring)->lock)
-#define NETIF_TX_UNLOCK(ring) spin_unlock(&(ring)->lock)
-#else
-#define NETIF_TX_LOCK(ring)
-#define NETIF_TX_UNLOCK(ring)
-#endif
-
/* reclaim all desc in one budget
* return error or number of desc left
*/
@@ -965,21 +956,16 @@ static int hns_nic_tx_poll_one(struct hns_nic_ring_data *ring_data,
int head;
int bytes, pkts;
- NETIF_TX_LOCK(ring);
-
head = readl_relaxed(ring->io_base + RCB_REG_HEAD);
rmb(); /* make sure head is ready before touch any data */
- if (is_ring_empty(ring) || head == ring->next_to_clean) {
- NETIF_TX_UNLOCK(ring);
+ if (is_ring_empty(ring) || head == ring->next_to_clean)
return 0; /* no data to poll */
- }
if (!is_valid_clean_head(ring, head)) {
netdev_err(ndev, "wrong head (%d, %d-%d)\n", head,
ring->next_to_use, ring->next_to_clean);
ring->stats.io_err_cnt++;
- NETIF_TX_UNLOCK(ring);
return -EIO;
}
@@ -994,8 +980,6 @@ static int hns_nic_tx_poll_one(struct hns_nic_ring_data *ring_data,
ring->stats.tx_pkts += pkts;
ring->stats.tx_bytes += bytes;
- NETIF_TX_UNLOCK(ring);
-
dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
netdev_tx_completed_queue(dev_queue, pkts, bytes);
@@ -1055,16 +1039,12 @@ static void hns_nic_tx_clr_all_bufs(struct hns_nic_ring_data *ring_data)
int head;
int bytes, pkts;
- NETIF_TX_LOCK(ring);
-
head = ring->next_to_use; /* ntu :soft setted ring position*/
bytes = 0;
pkts = 0;
while (head != ring->next_to_clean)
hns_nic_reclaim_one_desc(ring, &bytes, &pkts);
- NETIF_TX_UNLOCK(ring);
-
dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
netdev_tx_reset_queue(dev_queue);
}
diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index 75ccc1e7076b..a0998937727d 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0+
+/* SPDX-License-Identifier: GPL-2.0+ */
// Copyright (c) 2016-2017 Hisilicon Limited.
#ifndef __HNAE3_H
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
index 2110fa3b4479..5d468ed404a6 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0+
+/* SPDX-License-Identifier: GPL-2.0+ */
// Copyright (c) 2016-2017 Hisilicon Limited.
#ifndef __HNS3_ENET_H
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index 4821fe08b5e4..1426eb5ddf3d 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0+
+/* SPDX-License-Identifier: GPL-2.0+ */
// Copyright (c) 2016-2017 Hisilicon Limited.
#ifndef __HCLGE_CMD_H
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.h
index 278f21e02736..b04702e65689 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0+
+/* SPDX-License-Identifier: GPL-2.0+ */
// Copyright (c) 2016-2017 Hisilicon Limited.
#ifndef __HCLGE_DCB_H__
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index e02e01bd9eff..16f7d0e15b4f 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -3587,12 +3587,28 @@ static int hclge_set_rst_done(struct hclge_dev *hdev)
{
struct hclge_pf_rst_done_cmd *req;
struct hclge_desc desc;
+ int ret;
req = (struct hclge_pf_rst_done_cmd *)desc.data;
hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PF_RST_DONE, false);
req->pf_rst_done |= HCLGE_PF_RESET_DONE_BIT;
- return hclge_cmd_send(&hdev->hw, &desc, 1);
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ /* To be compatible with the old firmware, which does not support
+ * command HCLGE_OPC_PF_RST_DONE, just print a warning and
+ * return success
+ */
+ if (ret == -EOPNOTSUPP) {
+ dev_warn(&hdev->pdev->dev,
+ "current firmware does not support command(0x%x)!\n",
+ HCLGE_OPC_PF_RST_DONE);
+ return 0;
+ } else if (ret) {
+ dev_err(&hdev->pdev->dev, "assert PF reset done fail %d!\n",
+ ret);
+ }
+
+ return ret;
}
static int hclge_reset_prepare_up(struct hclge_dev *hdev)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
index c3d56b872ed7..59b824347ba4 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0+
+/* SPDX-License-Identifier: GPL-2.0+ */
// Copyright (c) 2016-2017 Hisilicon Limited.
#ifndef __HCLGE_MAIN_H
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.h
index ef095d9c566f..dd9a1218a7b0 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0+
+/* SPDX-License-Identifier: GPL-2.0+ */
// Copyright (c) 2016-2017 Hisilicon Limited.
#ifndef __HCLGE_MDIO_H
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
index 818610988d34..260f22d19d81 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0+
+/* SPDX-License-Identifier: GPL-2.0+ */
// Copyright (c) 2016-2017 Hisilicon Limited.
#ifndef __HCLGE_TM_H
diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h
index 530613f31527..69a2daaca5c5 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h
@@ -20,6 +20,8 @@
/* API version 1.7 implements additional link and PHY-specific APIs */
#define I40E_MINOR_VER_GET_LINK_INFO_XL710 0x0007
+/* API version 1.9 for X722 implements additional link and PHY-specific APIs */
+#define I40E_MINOR_VER_GET_LINK_INFO_X722 0x0009
/* API version 1.6 for X722 devices adds ability to stop FW LLDP agent */
#define I40E_MINOR_VER_FW_LLDP_STOPPABLE_X722 0x0006
diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c
index d37c6e0e5f08..7560f06768e0 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_common.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_common.c
@@ -1876,7 +1876,8 @@ i40e_status i40e_aq_get_link_info(struct i40e_hw *hw,
hw->aq.fw_min_ver < 40)) && hw_link_info->phy_type == 0xE)
hw_link_info->phy_type = I40E_PHY_TYPE_10GBASE_SFPP_CU;
- if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE) {
+ if (hw->flags & I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE &&
+ hw->mac.type != I40E_MAC_X722) {
__le32 tmp;
memcpy(&tmp, resp->link_type, sizeof(tmp));
diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c
index a05dfecdd9b4..d07e1a890428 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c
@@ -689,8 +689,6 @@ static bool i40e_xmit_zc(struct i40e_ring *xdp_ring, unsigned int budget)
i40e_xdp_ring_update_tail(xdp_ring);
xsk_umem_consume_tx_done(xdp_ring->xsk_umem);
- if (xsk_umem_uses_need_wakeup(xdp_ring->xsk_umem))
- xsk_clear_tx_need_wakeup(xdp_ring->xsk_umem);
}
return !!budget && work_done;
@@ -769,12 +767,8 @@ bool i40e_clean_xdp_tx_irq(struct i40e_vsi *vsi,
i40e_update_tx_stats(tx_ring, completed_frames, total_bytes);
out_xmit:
- if (xsk_umem_uses_need_wakeup(tx_ring->xsk_umem)) {
- if (tx_ring->next_to_clean == tx_ring->next_to_use)
- xsk_set_tx_need_wakeup(tx_ring->xsk_umem);
- else
- xsk_clear_tx_need_wakeup(tx_ring->xsk_umem);
- }
+ if (xsk_umem_uses_need_wakeup(tx_ring->xsk_umem))
+ xsk_set_tx_need_wakeup(tx_ring->xsk_umem);
xmit_done = i40e_xmit_zc(tx_ring, budget);
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index 8f310e520b06..821987da5698 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -314,7 +314,7 @@ iavf_map_vector_to_rxq(struct iavf_adapter *adapter, int v_idx, int r_idx)
q_vector->rx.target_itr = ITR_TO_REG(rx_ring->itr_setting);
q_vector->ring_mask |= BIT(r_idx);
wr32(hw, IAVF_VFINT_ITRN1(IAVF_RX_ITR, q_vector->reg_idx),
- q_vector->rx.current_itr);
+ q_vector->rx.current_itr >> 1);
q_vector->rx.current_itr = q_vector->rx.target_itr;
}
@@ -340,7 +340,7 @@ iavf_map_vector_to_txq(struct iavf_adapter *adapter, int v_idx, int t_idx)
q_vector->tx.target_itr = ITR_TO_REG(tx_ring->itr_setting);
q_vector->num_ringpairs++;
wr32(hw, IAVF_VFINT_ITRN1(IAVF_TX_ITR, q_vector->reg_idx),
- q_vector->tx.target_itr);
+ q_vector->tx.target_itr >> 1);
q_vector->tx.current_itr = q_vector->tx.target_itr;
}
diff --git a/drivers/net/ethernet/intel/ice/ice_sched.c b/drivers/net/ethernet/intel/ice/ice_sched.c
index fc624b73d05d..2fde9653a608 100644
--- a/drivers/net/ethernet/intel/ice/ice_sched.c
+++ b/drivers/net/ethernet/intel/ice/ice_sched.c
@@ -1036,7 +1036,7 @@ enum ice_status ice_sched_query_res_alloc(struct ice_hw *hw)
struct ice_aqc_query_txsched_res_resp *buf;
enum ice_status status = 0;
__le16 max_sibl;
- u8 i;
+ u16 i;
if (hw->layer_info)
return status;
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 9148c62d9ac5..ed7e667d7eb2 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -5675,8 +5675,8 @@ static void igb_tx_ctxtdesc(struct igb_ring *tx_ring,
* should have been handled by the upper layers.
*/
if (tx_ring->launchtime_enable) {
- ts = ns_to_timespec64(first->skb->tstamp);
- first->skb->tstamp = 0;
+ ts = ktime_to_timespec64(first->skb->tstamp);
+ first->skb->tstamp = ktime_set(0, 0);
context_desc->seqnum_seed = cpu_to_le32(ts.tv_nsec / 32);
} else {
context_desc->seqnum_seed = 0;
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 8e424dfab12e..24888676f69b 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -824,8 +824,8 @@ static void igc_tx_ctxtdesc(struct igc_ring *tx_ring,
* should have been handled by the upper layers.
*/
if (tx_ring->launchtime_enable) {
- ts = ns_to_timespec64(first->skb->tstamp);
- first->skb->tstamp = 0;
+ ts = ktime_to_timespec64(first->skb->tstamp);
+ first->skb->tstamp = ktime_set(0, 0);
context_desc->launch_time = cpu_to_le32(ts.tv_nsec / 32);
} else {
context_desc->launch_time = 0;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c
index 100ac89b345d..d6feaacfbf89 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c
@@ -622,8 +622,6 @@ static bool ixgbe_xmit_zc(struct ixgbe_ring *xdp_ring, unsigned int budget)
if (tx_desc) {
ixgbe_xdp_ring_update_tail(xdp_ring);
xsk_umem_consume_tx_done(xdp_ring->xsk_umem);
- if (xsk_umem_uses_need_wakeup(xdp_ring->xsk_umem))
- xsk_clear_tx_need_wakeup(xdp_ring->xsk_umem);
}
return !!budget && work_done;
@@ -691,12 +689,8 @@ bool ixgbe_clean_xdp_tx_irq(struct ixgbe_q_vector *q_vector,
if (xsk_frames)
xsk_umem_complete_tx(umem, xsk_frames);
- if (xsk_umem_uses_need_wakeup(tx_ring->xsk_umem)) {
- if (tx_ring->next_to_clean == tx_ring->next_to_use)
- xsk_set_tx_need_wakeup(tx_ring->xsk_umem);
- else
- xsk_clear_tx_need_wakeup(tx_ring->xsk_umem);
- }
+ if (xsk_umem_uses_need_wakeup(tx_ring->xsk_umem))
+ xsk_set_tx_need_wakeup(tx_ring->xsk_umem);
return ixgbe_xmit_zc(tx_ring, q_vector->tx.work_limit);
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index fce9b3a24347..69bb6bb06e76 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -514,8 +514,7 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev->caps.max_rq_desc_sz = dev_cap->max_rq_desc_sz;
/*
* Subtract 1 from the limit because we need to allocate a
- * spare CQE so the HCA HW can tell the difference between an
- * empty CQ and a full CQ.
+ * spare CQE to enable resizing the CQ.
*/
dev->caps.max_cqes = dev_cap->max_cq_sz - 1;
dev->caps.reserved_cqs = dev_cap->reserved_cqs;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 369499e88fe8..9004a07e457a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -1079,7 +1079,7 @@ static int esw_create_offloads_fdb_tables(struct mlx5_eswitch *esw, int nvports)
MLX5_CAP_GEN(dev, max_flow_counter_15_0);
fdb_max = 1 << MLX5_CAP_ESW_FLOWTABLE_FDB(dev, log_max_ft_size);
- esw_debug(dev, "Create offloads FDB table, min (max esw size(2^%d), max counters(%d), groups(%d), max flow table size(2^%d))\n",
+ esw_debug(dev, "Create offloads FDB table, min (max esw size(2^%d), max counters(%d), groups(%d), max flow table size(%d))\n",
MLX5_CAP_ESW_FLOWTABLE_FDB(dev, log_max_ft_size),
max_flow_counter, ESW_OFFLOADS_NUM_GROUPS,
fdb_max);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
index 7879e1746297..366bda1bb1c3 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
@@ -183,7 +183,8 @@ static bool mlx5_eswitch_offload_is_uplink_port(const struct mlx5_eswitch *esw,
u32 port_mask, port_value;
if (MLX5_CAP_ESW_FLOWTABLE(esw->dev, flow_source))
- return spec->flow_context.flow_source == MLX5_VPORT_UPLINK;
+ return spec->flow_context.flow_source ==
+ MLX5_FLOW_CONTEXT_FLOW_SOURCE_UPLINK;
port_mask = MLX5_GET(fte_match_param, spec->match_criteria,
misc_parameters.source_port);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
index b74b7d0f6590..004c56c2fc0c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
@@ -1577,6 +1577,7 @@ int mlx5dr_action_destroy(struct mlx5dr_action *action)
break;
case DR_ACTION_TYP_MODIFY_HDR:
mlx5dr_icm_free_chunk(action->rewrite.chunk);
+ kfree(action->rewrite.data);
refcount_dec(&action->rewrite.dmn->refcount);
break;
default:
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c
index e8b656075c6f..5dcb8baf491a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_rule.c
@@ -1096,6 +1096,8 @@ dr_rule_create_rule_nic(struct mlx5dr_rule *rule,
if (htbl)
mlx5dr_htbl_put(htbl);
+ kfree(hw_ste_arr);
+
return 0;
free_ste:
diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c
index 344539c0d3aa..672ea1342add 100644
--- a/drivers/net/ethernet/mscc/ocelot.c
+++ b/drivers/net/ethernet/mscc/ocelot.c
@@ -1680,9 +1680,6 @@ static int ocelot_netdevice_port_event(struct net_device *dev,
struct ocelot_port *ocelot_port = netdev_priv(dev);
int err = 0;
- if (!ocelot_netdevice_dev_check(dev))
- return 0;
-
switch (event) {
case NETDEV_CHANGEUPPER:
if (netif_is_bridge_master(info->upper_dev)) {
@@ -1719,12 +1716,16 @@ static int ocelot_netdevice_event(struct notifier_block *unused,
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
int ret = 0;
+ if (!ocelot_netdevice_dev_check(dev))
+ return 0;
+
if (event == NETDEV_PRECHANGEUPPER &&
netif_is_lag_master(info->upper_dev)) {
struct netdev_lag_upper_info *lag_upper_info = info->upper_info;
struct netlink_ext_ack *extack;
- if (lag_upper_info->tx_type != NETDEV_LAG_TX_TYPE_HASH) {
+ if (lag_upper_info &&
+ lag_upper_info->tx_type != NETDEV_LAG_TX_TYPE_HASH) {
extack = netdev_notifier_info_to_extack(&info->info);
NL_SET_ERR_MSG_MOD(extack, "LAG device using unsupported Tx type");
diff --git a/drivers/net/ethernet/mscc/ocelot.h b/drivers/net/ethernet/mscc/ocelot.h
index e40773c01a44..06ac806052bc 100644
--- a/drivers/net/ethernet/mscc/ocelot.h
+++ b/drivers/net/ethernet/mscc/ocelot.h
@@ -523,7 +523,7 @@ void __ocelot_write_ix(struct ocelot *ocelot, u32 val, u32 reg, u32 offset);
#define ocelot_write_rix(ocelot, val, reg, ri) __ocelot_write_ix(ocelot, val, reg, reg##_RSZ * (ri))
#define ocelot_write(ocelot, val, reg) __ocelot_write_ix(ocelot, val, reg, 0)
-void __ocelot_rmw_ix(struct ocelot *ocelot, u32 val, u32 reg, u32 mask,
+void __ocelot_rmw_ix(struct ocelot *ocelot, u32 val, u32 mask, u32 reg,
u32 offset);
#define ocelot_rmw_ix(ocelot, val, m, reg, gi, ri) __ocelot_rmw_ix(ocelot, val, m, reg, reg##_GSZ * (gi) + reg##_RSZ * (ri))
#define ocelot_rmw_gix(ocelot, val, m, reg, gi) __ocelot_rmw_ix(ocelot, val, m, reg, reg##_GSZ * (gi))
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index 8d1c208f778f..a220cc7c947a 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -1208,8 +1208,16 @@ enum qede_remove_mode {
static void __qede_remove(struct pci_dev *pdev, enum qede_remove_mode mode)
{
struct net_device *ndev = pci_get_drvdata(pdev);
- struct qede_dev *edev = netdev_priv(ndev);
- struct qed_dev *cdev = edev->cdev;
+ struct qede_dev *edev;
+ struct qed_dev *cdev;
+
+ if (!ndev) {
+ dev_info(&pdev->dev, "Device has already been removed\n");
+ return;
+ }
+
+ edev = netdev_priv(ndev);
+ cdev = edev->cdev;
DP_INFO(edev, "Starting qede_remove\n");
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
index 9c54b715228e..06de59521fc4 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
@@ -57,10 +57,10 @@ static int rmnet_unregister_real_device(struct net_device *real_dev,
if (port->nr_rmnet_devs)
return -EINVAL;
- kfree(port);
-
netdev_rx_handler_unregister(real_dev);
+ kfree(port);
+
/* release reference on real_dev */
dev_put(real_dev);
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 5064c292b873..c4e961ea44d5 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -916,6 +916,9 @@ static void r8168g_mdio_write(struct rtl8169_private *tp, int reg, int value)
static int r8168g_mdio_read(struct rtl8169_private *tp, int reg)
{
+ if (reg == 0x1f)
+ return tp->ocp_base == OCP_STD_PHY_BASE ? 0 : tp->ocp_base >> 4;
+
if (tp->ocp_base != OCP_STD_PHY_BASE)
reg -= 0x10;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
index 5a7b0aca1d31..66e60c7e9850 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
@@ -432,7 +432,7 @@ static void dwmac4_set_filter(struct mac_device_info *hw,
* bits used depends on the hardware configuration
* selected at core configuration time.
*/
- int bit_nr = bitrev32(~crc32_le(~0, ha->addr,
+ u32 bit_nr = bitrev32(~crc32_le(~0, ha->addr,
ETH_ALEN)) >> (32 - mcbitslog2);
/* The most significant bit determines the register to
* use (H/L) while the other 5 bits determine the bit
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
index 5031398e612c..070bd7d1ae4c 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
@@ -224,6 +224,7 @@ static void dwxgmac2_config_cbs(struct mac_device_info *hw,
writel(low_credit, ioaddr + XGMAC_MTL_TCx_LOCREDIT(queue));
value = readl(ioaddr + XGMAC_MTL_TCx_ETS_CONTROL(queue));
+ value &= ~XGMAC_TSA;
value |= XGMAC_CC | XGMAC_CBS;
writel(value, ioaddr + XGMAC_MTL_TCx_ETS_CONTROL(queue));
}
@@ -463,7 +464,7 @@ static void dwxgmac2_set_filter(struct mac_device_info *hw,
value |= XGMAC_FILTER_HMC;
netdev_for_each_mc_addr(ha, dev) {
- int nr = (bitrev32(~crc32_le(~0, ha->addr, 6)) >>
+ u32 nr = (bitrev32(~crc32_le(~0, ha->addr, 6)) >>
(32 - mcbitslog2));
mc_filter[nr >> 5] |= (1 << (nr & 0x1F));
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c
index ae48154f933c..bd5838ce1e8a 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c
@@ -288,7 +288,8 @@ static int dwxgmac2_get_rx_hash(struct dma_desc *p, u32 *hash,
static int dwxgmac2_get_rx_header_len(struct dma_desc *p, unsigned int *len)
{
- *len = le32_to_cpu(p->des2) & XGMAC_RDES2_HL;
+ if (le32_to_cpu(p->des3) & XGMAC_RDES3_L34T)
+ *len = le32_to_cpu(p->des2) & XGMAC_RDES2_HL;
return 0;
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
index 965cbe3e6f51..f70ca5300b82 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
@@ -369,7 +369,7 @@ static void dwxgmac2_get_hw_feature(void __iomem *ioaddr,
dma_cap->eee = (hw_cap & XGMAC_HWFEAT_EEESEL) >> 13;
dma_cap->atime_stamp = (hw_cap & XGMAC_HWFEAT_TSSEL) >> 12;
dma_cap->av = (hw_cap & XGMAC_HWFEAT_AVSEL) >> 11;
- dma_cap->av &= !(hw_cap & XGMAC_HWFEAT_RAVSEL) >> 10;
+ dma_cap->av &= !((hw_cap & XGMAC_HWFEAT_RAVSEL) >> 10);
dma_cap->arpoffsel = (hw_cap & XGMAC_HWFEAT_ARPOFFSEL) >> 9;
dma_cap->rmon = (hw_cap & XGMAC_HWFEAT_MMCSEL) >> 8;
dma_cap->pmt_magic_frame = (hw_cap & XGMAC_HWFEAT_MGKSEL) >> 7;
@@ -470,6 +470,7 @@ static void dwxgmac2_enable_tso(void __iomem *ioaddr, bool en, u32 chan)
static void dwxgmac2_qmode(void __iomem *ioaddr, u32 channel, u8 qmode)
{
u32 value = readl(ioaddr + XGMAC_MTL_TXQ_OPMODE(channel));
+ u32 flow = readl(ioaddr + XGMAC_RX_FLOW_CTRL);
value &= ~XGMAC_TXQEN;
if (qmode != MTL_QUEUE_AVB) {
@@ -477,6 +478,7 @@ static void dwxgmac2_qmode(void __iomem *ioaddr, u32 channel, u8 qmode)
writel(0, ioaddr + XGMAC_MTL_TCx_ETS_CONTROL(channel));
} else {
value |= 0x1 << XGMAC_TXQEN_SHIFT;
+ writel(flow & (~XGMAC_RFE), ioaddr + XGMAC_RX_FLOW_CTRL);
}
writel(value, ioaddr + XGMAC_MTL_TXQ_OPMODE(channel));
diff --git a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
index a223584f5f9a..252cf48c5816 100644
--- a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c
@@ -176,6 +176,7 @@
#define MMC_XGMAC_RX_PKT_SMD_ERR 0x22c
#define MMC_XGMAC_RX_PKT_ASSEMBLY_OK 0x230
#define MMC_XGMAC_RX_FPE_FRAG 0x234
+#define MMC_XGMAC_RX_IPC_INTR_MASK 0x25c
static void dwmac_mmc_ctrl(void __iomem *mmcaddr, unsigned int mode)
{
@@ -333,8 +334,9 @@ static void dwxgmac_mmc_ctrl(void __iomem *mmcaddr, unsigned int mode)
static void dwxgmac_mmc_intr_all_mask(void __iomem *mmcaddr)
{
- writel(MMC_DEFAULT_MASK, mmcaddr + MMC_RX_INTR_MASK);
- writel(MMC_DEFAULT_MASK, mmcaddr + MMC_TX_INTR_MASK);
+ writel(0x0, mmcaddr + MMC_RX_INTR_MASK);
+ writel(0x0, mmcaddr + MMC_TX_INTR_MASK);
+ writel(MMC_DEFAULT_MASK, mmcaddr + MMC_XGMAC_RX_IPC_INTR_MASK);
}
static void dwxgmac_read_mmc_reg(void __iomem *addr, u32 reg, u32 *dest)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 4e9c848c67cc..f826365c979d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -2996,6 +2996,7 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev)
stmmac_set_desc_addr(priv, first, des);
tmp_pay_len = pay_len;
des += proto_hdr_len;
+ pay_len = 0;
}
stmmac_tso_allocator(priv, des, tmp_pay_len, (nfrags == 0), queue);
@@ -3023,6 +3024,19 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev)
/* Only the last descriptor gets to point to the skb. */
tx_q->tx_skbuff[tx_q->cur_tx] = skb;
+ /* Manage tx mitigation */
+ tx_q->tx_count_frames += nfrags + 1;
+ if (likely(priv->tx_coal_frames > tx_q->tx_count_frames) &&
+ !((skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) &&
+ priv->hwts_tx_en)) {
+ stmmac_tx_timer_arm(priv, queue);
+ } else {
+ desc = &tx_q->dma_tx[tx_q->cur_tx];
+ tx_q->tx_count_frames = 0;
+ stmmac_set_tx_ic(priv, desc);
+ priv->xstats.tx_set_ic_bit++;
+ }
+
/* We've used all descriptors we need for this skb, however,
* advance cur_tx so that it references a fresh descriptor.
* ndo_start_xmit will fill this descriptor the next time it's
@@ -3040,19 +3054,6 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev)
priv->xstats.tx_tso_frames++;
priv->xstats.tx_tso_nfrags += nfrags;
- /* Manage tx mitigation */
- tx_q->tx_count_frames += nfrags + 1;
- if (likely(priv->tx_coal_frames > tx_q->tx_count_frames) &&
- !(priv->synopsys_id >= DWMAC_CORE_4_00 &&
- (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) &&
- priv->hwts_tx_en)) {
- stmmac_tx_timer_arm(priv, queue);
- } else {
- tx_q->tx_count_frames = 0;
- stmmac_set_tx_ic(priv, desc);
- priv->xstats.tx_set_ic_bit++;
- }
-
if (priv->sarc_type)
stmmac_set_desc_sarc(priv, first, priv->sarc_type);
@@ -3224,6 +3225,27 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
/* Only the last descriptor gets to point to the skb. */
tx_q->tx_skbuff[entry] = skb;
+ /* According to the coalesce parameter the IC bit for the latest
+ * segment is reset and the timer re-started to clean the tx status.
+ * This approach takes care about the fragments: desc is the first
+ * element in case of no SG.
+ */
+ tx_q->tx_count_frames += nfrags + 1;
+ if (likely(priv->tx_coal_frames > tx_q->tx_count_frames) &&
+ !((skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) &&
+ priv->hwts_tx_en)) {
+ stmmac_tx_timer_arm(priv, queue);
+ } else {
+ if (likely(priv->extend_desc))
+ desc = &tx_q->dma_etx[entry].basic;
+ else
+ desc = &tx_q->dma_tx[entry];
+
+ tx_q->tx_count_frames = 0;
+ stmmac_set_tx_ic(priv, desc);
+ priv->xstats.tx_set_ic_bit++;
+ }
+
/* We've used all descriptors we need for this skb, however,
* advance cur_tx so that it references a fresh descriptor.
* ndo_start_xmit will fill this descriptor the next time it's
@@ -3259,23 +3281,6 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
dev->stats.tx_bytes += skb->len;
- /* According to the coalesce parameter the IC bit for the latest
- * segment is reset and the timer re-started to clean the tx status.
- * This approach takes care about the fragments: desc is the first
- * element in case of no SG.
- */
- tx_q->tx_count_frames += nfrags + 1;
- if (likely(priv->tx_coal_frames > tx_q->tx_count_frames) &&
- !(priv->synopsys_id >= DWMAC_CORE_4_00 &&
- (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) &&
- priv->hwts_tx_en)) {
- stmmac_tx_timer_arm(priv, queue);
- } else {
- tx_q->tx_count_frames = 0;
- stmmac_set_tx_ic(priv, desc);
- priv->xstats.tx_set_ic_bit++;
- }
-
if (priv->sarc_type)
stmmac_set_desc_sarc(priv, first, priv->sarc_type);
@@ -3506,8 +3511,6 @@ read_again:
if (unlikely(status & dma_own))
break;
- count++;
-
rx_q->cur_rx = STMMAC_GET_ENTRY(rx_q->cur_rx, DMA_RX_SIZE);
next_entry = rx_q->cur_rx;
@@ -3534,6 +3537,7 @@ read_again:
goto read_again;
if (unlikely(error)) {
dev_kfree_skb(skb);
+ count++;
continue;
}
@@ -3573,6 +3577,7 @@ read_again:
skb = napi_alloc_skb(&ch->rx_napi, len);
if (!skb) {
priv->dev->stats.rx_dropped++;
+ count++;
continue;
}
@@ -3638,6 +3643,7 @@ read_again:
priv->dev->stats.rx_packets++;
priv->dev->stats.rx_bytes += len;
+ count++;
}
if (status & rx_not_ls) {
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
index e4ac3c401432..ac3f658105c0 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
@@ -6,7 +6,9 @@
* Author: Jose Abreu <joabreu@synopsys.com>
*/
+#include <linux/bitrev.h>
#include <linux/completion.h>
+#include <linux/crc32.h>
#include <linux/ethtool.h>
#include <linux/ip.h>
#include <linux/phy.h>
@@ -485,12 +487,48 @@ static int stmmac_filter_check(struct stmmac_priv *priv)
return -EOPNOTSUPP;
}
+static bool stmmac_hash_check(struct stmmac_priv *priv, unsigned char *addr)
+{
+ int mc_offset = 32 - priv->hw->mcast_bits_log2;
+ struct netdev_hw_addr *ha;
+ u32 hash, hash_nr;
+
+ /* First compute the hash for desired addr */
+ hash = bitrev32(~crc32_le(~0, addr, 6)) >> mc_offset;
+ hash_nr = hash >> 5;
+ hash = 1 << (hash & 0x1f);
+
+ /* Now, check if it collides with any existing one */
+ netdev_for_each_mc_addr(ha, priv->dev) {
+ u32 nr = bitrev32(~crc32_le(~0, ha->addr, ETH_ALEN)) >> mc_offset;
+ if (((nr >> 5) == hash_nr) && ((1 << (nr & 0x1f)) == hash))
+ return false;
+ }
+
+ /* No collisions, address is good to go */
+ return true;
+}
+
+static bool stmmac_perfect_check(struct stmmac_priv *priv, unsigned char *addr)
+{
+ struct netdev_hw_addr *ha;
+
+ /* Check if it collides with any existing one */
+ netdev_for_each_uc_addr(ha, priv->dev) {
+ if (!memcmp(ha->addr, addr, ETH_ALEN))
+ return false;
+ }
+
+ /* No collisions, address is good to go */
+ return true;
+}
+
static int stmmac_test_hfilt(struct stmmac_priv *priv)
{
- unsigned char gd_addr[ETH_ALEN] = {0x01, 0xee, 0xdd, 0xcc, 0xbb, 0xaa};
- unsigned char bd_addr[ETH_ALEN] = {0x01, 0x01, 0x02, 0x03, 0x04, 0x05};
+ unsigned char gd_addr[ETH_ALEN] = {0xf1, 0xee, 0xdd, 0xcc, 0xbb, 0xaa};
+ unsigned char bd_addr[ETH_ALEN] = {0xf1, 0xff, 0xff, 0xff, 0xff, 0xff};
struct stmmac_packet_attrs attr = { };
- int ret;
+ int ret, tries = 256;
ret = stmmac_filter_check(priv);
if (ret)
@@ -499,6 +537,16 @@ static int stmmac_test_hfilt(struct stmmac_priv *priv)
if (netdev_mc_count(priv->dev) >= priv->hw->multicast_filter_bins)
return -EOPNOTSUPP;
+ while (--tries) {
+ /* We only need to check the bd_addr for collisions */
+ bd_addr[ETH_ALEN - 1] = tries;
+ if (stmmac_hash_check(priv, bd_addr))
+ break;
+ }
+
+ if (!tries)
+ return -EOPNOTSUPP;
+
ret = dev_mc_add(priv->dev, gd_addr);
if (ret)
return ret;
@@ -523,13 +571,25 @@ cleanup:
static int stmmac_test_pfilt(struct stmmac_priv *priv)
{
- unsigned char gd_addr[ETH_ALEN] = {0x00, 0x01, 0x44, 0x55, 0x66, 0x77};
- unsigned char bd_addr[ETH_ALEN] = {0x08, 0x00, 0x22, 0x33, 0x44, 0x55};
+ unsigned char gd_addr[ETH_ALEN] = {0xf0, 0x01, 0x44, 0x55, 0x66, 0x77};
+ unsigned char bd_addr[ETH_ALEN] = {0xf0, 0xff, 0xff, 0xff, 0xff, 0xff};
struct stmmac_packet_attrs attr = { };
- int ret;
+ int ret, tries = 256;
if (stmmac_filter_check(priv))
return -EOPNOTSUPP;
+ if (netdev_uc_count(priv->dev) >= priv->hw->unicast_filter_entries)
+ return -EOPNOTSUPP;
+
+ while (--tries) {
+ /* We only need to check the bd_addr for collisions */
+ bd_addr[ETH_ALEN - 1] = tries;
+ if (stmmac_perfect_check(priv, bd_addr))
+ break;
+ }
+
+ if (!tries)
+ return -EOPNOTSUPP;
ret = dev_uc_add(priv->dev, gd_addr);
if (ret)
@@ -553,39 +613,31 @@ cleanup:
return ret;
}
-static int stmmac_dummy_sync(struct net_device *netdev, const u8 *addr)
-{
- return 0;
-}
-
-static void stmmac_test_set_rx_mode(struct net_device *netdev)
-{
- /* As we are in test mode of ethtool we already own the rtnl lock
- * so no address will change from user. We can just call the
- * ndo_set_rx_mode() callback directly */
- if (netdev->netdev_ops->ndo_set_rx_mode)
- netdev->netdev_ops->ndo_set_rx_mode(netdev);
-}
-
static int stmmac_test_mcfilt(struct stmmac_priv *priv)
{
- unsigned char uc_addr[ETH_ALEN] = {0x00, 0x01, 0x44, 0x55, 0x66, 0x77};
- unsigned char mc_addr[ETH_ALEN] = {0x01, 0x01, 0x44, 0x55, 0x66, 0x77};
+ unsigned char uc_addr[ETH_ALEN] = {0xf0, 0xff, 0xff, 0xff, 0xff, 0xff};
+ unsigned char mc_addr[ETH_ALEN] = {0xf1, 0xff, 0xff, 0xff, 0xff, 0xff};
struct stmmac_packet_attrs attr = { };
- int ret;
+ int ret, tries = 256;
if (stmmac_filter_check(priv))
return -EOPNOTSUPP;
- if (!priv->hw->multicast_filter_bins)
+ if (netdev_uc_count(priv->dev) >= priv->hw->unicast_filter_entries)
return -EOPNOTSUPP;
- /* Remove all MC addresses */
- __dev_mc_unsync(priv->dev, NULL);
- stmmac_test_set_rx_mode(priv->dev);
+ while (--tries) {
+ /* We only need to check the mc_addr for collisions */
+ mc_addr[ETH_ALEN - 1] = tries;
+ if (stmmac_hash_check(priv, mc_addr))
+ break;
+ }
+
+ if (!tries)
+ return -EOPNOTSUPP;
ret = dev_uc_add(priv->dev, uc_addr);
if (ret)
- goto cleanup;
+ return ret;
attr.dst = uc_addr;
@@ -602,30 +654,34 @@ static int stmmac_test_mcfilt(struct stmmac_priv *priv)
cleanup:
dev_uc_del(priv->dev, uc_addr);
- __dev_mc_sync(priv->dev, stmmac_dummy_sync, NULL);
- stmmac_test_set_rx_mode(priv->dev);
return ret;
}
static int stmmac_test_ucfilt(struct stmmac_priv *priv)
{
- unsigned char uc_addr[ETH_ALEN] = {0x00, 0x01, 0x44, 0x55, 0x66, 0x77};
- unsigned char mc_addr[ETH_ALEN] = {0x01, 0x01, 0x44, 0x55, 0x66, 0x77};
+ unsigned char uc_addr[ETH_ALEN] = {0xf0, 0xff, 0xff, 0xff, 0xff, 0xff};
+ unsigned char mc_addr[ETH_ALEN] = {0xf1, 0xff, 0xff, 0xff, 0xff, 0xff};
struct stmmac_packet_attrs attr = { };
- int ret;
+ int ret, tries = 256;
if (stmmac_filter_check(priv))
return -EOPNOTSUPP;
- if (!priv->hw->multicast_filter_bins)
+ if (netdev_mc_count(priv->dev) >= priv->hw->multicast_filter_bins)
return -EOPNOTSUPP;
- /* Remove all UC addresses */
- __dev_uc_unsync(priv->dev, NULL);
- stmmac_test_set_rx_mode(priv->dev);
+ while (--tries) {
+ /* We only need to check the uc_addr for collisions */
+ uc_addr[ETH_ALEN - 1] = tries;
+ if (stmmac_perfect_check(priv, uc_addr))
+ break;
+ }
+
+ if (!tries)
+ return -EOPNOTSUPP;
ret = dev_mc_add(priv->dev, mc_addr);
if (ret)
- goto cleanup;
+ return ret;
attr.dst = mc_addr;
@@ -642,8 +698,6 @@ static int stmmac_test_ucfilt(struct stmmac_priv *priv)
cleanup:
dev_mc_del(priv->dev, mc_addr);
- __dev_uc_sync(priv->dev, stmmac_dummy_sync, NULL);
- stmmac_test_set_rx_mode(priv->dev);
return ret;
}