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-rw-r--r--drivers/net/bonding/bond_main.c47
-rw-r--r--drivers/net/can/bxcan.c2
-rw-r--r--drivers/net/can/dev/netlink.c6
-rw-r--r--drivers/net/can/esd/esdacc.c2
-rw-r--r--drivers/net/can/rockchip/rockchip_canfd-tx.c2
-rw-r--r--drivers/net/ethernet/dlink/dl2k.c2
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c3
-rw-r--r--drivers/net/ethernet/freescale/enetc/enetc.c25
-rw-r--r--drivers/net/ethernet/freescale/enetc/enetc.h2
-rw-r--r--drivers/net/ethernet/hisilicon/Kconfig1
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/params.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h5
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c25
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c8
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_rx.c51
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_stats.c4
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tx.c7
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c4
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c7
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c53
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lib/sd.c4
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/main.c5
-rw-r--r--drivers/net/ethernet/renesas/ravb_main.c24
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c9
-rw-r--r--drivers/net/ethernet/ti/am65-cpts.c63
-rw-r--r--drivers/net/ovpn/tcp.c26
-rw-r--r--drivers/net/phy/micrel.c4
-rw-r--r--drivers/net/phy/realtek/realtek_main.c16
-rw-r--r--drivers/net/usb/rtl8150.c11
-rw-r--r--drivers/ptp/ptp_ocp.c2
31 files changed, 286 insertions, 138 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 4da619210c1f..e95e593cd12d 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -2287,7 +2287,9 @@ skip_mac_set:
unblock_netpoll_tx();
}
- if (bond_mode_can_use_xmit_hash(bond))
+ /* broadcast mode uses the all_slaves to loop through slaves. */
+ if (bond_mode_can_use_xmit_hash(bond) ||
+ BOND_MODE(bond) == BOND_MODE_BROADCAST)
bond_update_slave_arr(bond, NULL);
if (!slave_dev->netdev_ops->ndo_bpf ||
@@ -2463,7 +2465,8 @@ static int __bond_release_one(struct net_device *bond_dev,
bond_upper_dev_unlink(bond, slave);
- if (bond_mode_can_use_xmit_hash(bond))
+ if (bond_mode_can_use_xmit_hash(bond) ||
+ BOND_MODE(bond) == BOND_MODE_BROADCAST)
bond_update_slave_arr(bond, slave);
slave_info(bond_dev, slave_dev, "Releasing %s interface\n",
@@ -2871,7 +2874,7 @@ static void bond_mii_monitor(struct work_struct *work)
{
struct bonding *bond = container_of(work, struct bonding,
mii_work.work);
- bool should_notify_peers = false;
+ bool should_notify_peers;
bool commit;
unsigned long delay;
struct slave *slave;
@@ -2883,30 +2886,33 @@ static void bond_mii_monitor(struct work_struct *work)
goto re_arm;
rcu_read_lock();
+
should_notify_peers = bond_should_notify_peers(bond);
commit = !!bond_miimon_inspect(bond);
- if (bond->send_peer_notif) {
- rcu_read_unlock();
- if (rtnl_trylock()) {
- bond->send_peer_notif--;
- rtnl_unlock();
- }
- } else {
- rcu_read_unlock();
- }
- if (commit) {
+ rcu_read_unlock();
+
+ if (commit || bond->send_peer_notif) {
/* Race avoidance with bond_close cancel of workqueue */
if (!rtnl_trylock()) {
delay = 1;
- should_notify_peers = false;
goto re_arm;
}
- bond_for_each_slave(bond, slave, iter) {
- bond_commit_link_state(slave, BOND_SLAVE_NOTIFY_LATER);
+ if (commit) {
+ bond_for_each_slave(bond, slave, iter) {
+ bond_commit_link_state(slave,
+ BOND_SLAVE_NOTIFY_LATER);
+ }
+ bond_miimon_commit(bond);
+ }
+
+ if (bond->send_peer_notif) {
+ bond->send_peer_notif--;
+ if (should_notify_peers)
+ call_netdevice_notifiers(NETDEV_NOTIFY_PEERS,
+ bond->dev);
}
- bond_miimon_commit(bond);
rtnl_unlock(); /* might sleep, hold no other locks */
}
@@ -2914,13 +2920,6 @@ static void bond_mii_monitor(struct work_struct *work)
re_arm:
if (bond->params.miimon)
queue_delayed_work(bond->wq, &bond->mii_work, delay);
-
- if (should_notify_peers) {
- if (!rtnl_trylock())
- return;
- call_netdevice_notifiers(NETDEV_NOTIFY_PEERS, bond->dev);
- rtnl_unlock();
- }
}
static int bond_upper_dev_walk(struct net_device *upper,
diff --git a/drivers/net/can/bxcan.c b/drivers/net/can/bxcan.c
index bfc60eb33dc3..333ad42ea73b 100644
--- a/drivers/net/can/bxcan.c
+++ b/drivers/net/can/bxcan.c
@@ -842,7 +842,7 @@ static netdev_tx_t bxcan_start_xmit(struct sk_buff *skb,
u32 id;
int i, j;
- if (can_dropped_invalid_skb(ndev, skb))
+ if (can_dev_dropped_skb(ndev, skb))
return NETDEV_TX_OK;
if (bxcan_tx_busy(priv))
diff --git a/drivers/net/can/dev/netlink.c b/drivers/net/can/dev/netlink.c
index 0591406b6f32..6f83b87d54fc 100644
--- a/drivers/net/can/dev/netlink.c
+++ b/drivers/net/can/dev/netlink.c
@@ -452,7 +452,9 @@ static int can_changelink(struct net_device *dev, struct nlattr *tb[],
}
if (data[IFLA_CAN_RESTART_MS]) {
- if (!priv->do_set_mode) {
+ unsigned int restart_ms = nla_get_u32(data[IFLA_CAN_RESTART_MS]);
+
+ if (restart_ms != 0 && !priv->do_set_mode) {
NL_SET_ERR_MSG(extack,
"Device doesn't support restart from Bus Off");
return -EOPNOTSUPP;
@@ -461,7 +463,7 @@ static int can_changelink(struct net_device *dev, struct nlattr *tb[],
/* Do not allow changing restart delay while running */
if (dev->flags & IFF_UP)
return -EBUSY;
- priv->restart_ms = nla_get_u32(data[IFLA_CAN_RESTART_MS]);
+ priv->restart_ms = restart_ms;
}
if (data[IFLA_CAN_RESTART]) {
diff --git a/drivers/net/can/esd/esdacc.c b/drivers/net/can/esd/esdacc.c
index c80032bc1a52..73e66f9a3781 100644
--- a/drivers/net/can/esd/esdacc.c
+++ b/drivers/net/can/esd/esdacc.c
@@ -254,7 +254,7 @@ netdev_tx_t acc_start_xmit(struct sk_buff *skb, struct net_device *netdev)
u32 acc_id;
u32 acc_dlc;
- if (can_dropped_invalid_skb(netdev, skb))
+ if (can_dev_dropped_skb(netdev, skb))
return NETDEV_TX_OK;
/* Access core->tx_fifo_tail only once because it may be changed
diff --git a/drivers/net/can/rockchip/rockchip_canfd-tx.c b/drivers/net/can/rockchip/rockchip_canfd-tx.c
index 865a15e033a9..12200dcfd338 100644
--- a/drivers/net/can/rockchip/rockchip_canfd-tx.c
+++ b/drivers/net/can/rockchip/rockchip_canfd-tx.c
@@ -72,7 +72,7 @@ netdev_tx_t rkcanfd_start_xmit(struct sk_buff *skb, struct net_device *ndev)
int err;
u8 i;
- if (can_dropped_invalid_skb(ndev, skb))
+ if (can_dev_dropped_skb(ndev, skb))
return NETDEV_TX_OK;
if (!netif_subqueue_maybe_stop(priv->ndev, 0,
diff --git a/drivers/net/ethernet/dlink/dl2k.c b/drivers/net/ethernet/dlink/dl2k.c
index 7077d705e471..6e4f17142519 100644
--- a/drivers/net/ethernet/dlink/dl2k.c
+++ b/drivers/net/ethernet/dlink/dl2k.c
@@ -733,7 +733,7 @@ start_xmit (struct sk_buff *skb, struct net_device *dev)
u64 tfc_vlan_tag = 0;
if (np->link_status == 0) { /* Link Down */
- dev_kfree_skb(skb);
+ dev_kfree_skb_any(skb);
return NETDEV_TX_OK;
}
entry = np->cur_tx % TX_RING_SIZE;
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
index c96d1d6ba8fe..18d86badd6ea 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
@@ -1077,8 +1077,7 @@ static int dpaa2_eth_build_single_fd(struct dpaa2_eth_priv *priv,
dma_addr_t addr;
buffer_start = skb->data - dpaa2_eth_needed_headroom(skb);
- aligned_start = PTR_ALIGN(buffer_start - DPAA2_ETH_TX_BUF_ALIGN,
- DPAA2_ETH_TX_BUF_ALIGN);
+ aligned_start = PTR_ALIGN(buffer_start, DPAA2_ETH_TX_BUF_ALIGN);
if (aligned_start >= skb->head)
buffer_start = aligned_start;
else
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c
index aae462a0cf5a..0535e92404e3 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc.c
@@ -1595,6 +1595,8 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring,
/* next descriptor to process */
i = rx_ring->next_to_clean;
+ enetc_lock_mdio();
+
while (likely(rx_frm_cnt < work_limit)) {
union enetc_rx_bd *rxbd;
struct sk_buff *skb;
@@ -1630,7 +1632,9 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring,
rx_byte_cnt += skb->len + ETH_HLEN;
rx_frm_cnt++;
+ enetc_unlock_mdio();
napi_gro_receive(napi, skb);
+ enetc_lock_mdio();
}
rx_ring->next_to_clean = i;
@@ -1638,6 +1642,8 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring,
rx_ring->stats.packets += rx_frm_cnt;
rx_ring->stats.bytes += rx_byte_cnt;
+ enetc_unlock_mdio();
+
return rx_frm_cnt;
}
@@ -1947,6 +1953,8 @@ static int enetc_clean_rx_ring_xdp(struct enetc_bdr *rx_ring,
/* next descriptor to process */
i = rx_ring->next_to_clean;
+ enetc_lock_mdio();
+
while (likely(rx_frm_cnt < work_limit)) {
union enetc_rx_bd *rxbd, *orig_rxbd;
struct xdp_buff xdp_buff;
@@ -2010,7 +2018,9 @@ static int enetc_clean_rx_ring_xdp(struct enetc_bdr *rx_ring,
*/
enetc_bulk_flip_buff(rx_ring, orig_i, i);
+ enetc_unlock_mdio();
napi_gro_receive(napi, skb);
+ enetc_lock_mdio();
break;
case XDP_TX:
tx_ring = priv->xdp_tx_ring[rx_ring->index];
@@ -2045,7 +2055,9 @@ static int enetc_clean_rx_ring_xdp(struct enetc_bdr *rx_ring,
}
break;
case XDP_REDIRECT:
+ enetc_unlock_mdio();
err = xdp_do_redirect(rx_ring->ndev, &xdp_buff, prog);
+ enetc_lock_mdio();
if (unlikely(err)) {
enetc_xdp_drop(rx_ring, orig_i, i);
rx_ring->stats.xdp_redirect_failures++;
@@ -2065,8 +2077,11 @@ out:
rx_ring->stats.packets += rx_frm_cnt;
rx_ring->stats.bytes += rx_byte_cnt;
- if (xdp_redirect_frm_cnt)
+ if (xdp_redirect_frm_cnt) {
+ enetc_unlock_mdio();
xdp_do_flush();
+ enetc_lock_mdio();
+ }
if (xdp_tx_frm_cnt)
enetc_update_tx_ring_tail(tx_ring);
@@ -2075,6 +2090,8 @@ out:
enetc_refill_rx_ring(rx_ring, enetc_bd_unused(rx_ring) -
rx_ring->xdp.xdp_tx_in_flight);
+ enetc_unlock_mdio();
+
return rx_frm_cnt;
}
@@ -2093,6 +2110,7 @@ static int enetc_poll(struct napi_struct *napi, int budget)
for (i = 0; i < v->count_tx_rings; i++)
if (!enetc_clean_tx_ring(&v->tx_ring[i], budget))
complete = false;
+ enetc_unlock_mdio();
prog = rx_ring->xdp.prog;
if (prog)
@@ -2104,10 +2122,8 @@ static int enetc_poll(struct napi_struct *napi, int budget)
if (work_done)
v->rx_napi_work = true;
- if (!complete) {
- enetc_unlock_mdio();
+ if (!complete)
return budget;
- }
napi_complete_done(napi, work_done);
@@ -2116,6 +2132,7 @@ static int enetc_poll(struct napi_struct *napi, int budget)
v->rx_napi_work = false;
+ enetc_lock_mdio();
/* enable interrupts */
enetc_wr_reg_hot(v->rbier, ENETC_RBIER_RXTIE);
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.h b/drivers/net/ethernet/freescale/enetc/enetc.h
index 0ec010a7d640..f279fa597991 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc.h
+++ b/drivers/net/ethernet/freescale/enetc/enetc.h
@@ -76,7 +76,7 @@ struct enetc_lso_t {
#define ENETC_LSO_MAX_DATA_LEN SZ_256K
#define ENETC_RX_MAXFRM_SIZE ENETC_MAC_MAXFRM_SIZE
-#define ENETC_RXB_TRUESIZE 2048 /* PAGE_SIZE >> 1 */
+#define ENETC_RXB_TRUESIZE (PAGE_SIZE >> 1)
#define ENETC_RXB_PAD NET_SKB_PAD /* add extra space if needed */
#define ENETC_RXB_DMA_SIZE \
(SKB_WITH_OVERHEAD(ENETC_RXB_TRUESIZE) - ENETC_RXB_PAD)
diff --git a/drivers/net/ethernet/hisilicon/Kconfig b/drivers/net/ethernet/hisilicon/Kconfig
index 65302c41bfb1..38875c196cb6 100644
--- a/drivers/net/ethernet/hisilicon/Kconfig
+++ b/drivers/net/ethernet/hisilicon/Kconfig
@@ -148,6 +148,7 @@ config HIBMCGE
tristate "Hisilicon BMC Gigabit Ethernet Device Support"
depends on PCI && PCI_MSI
select PHYLIB
+ select FIXED_PHY
select MOTORCOMM_PHY
select REALTEK_PHY
help
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/params.c b/drivers/net/ethernet/mellanox/mlx5/core/en/params.c
index 3692298e10f2..c9bdee9a8b30 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/params.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/params.c
@@ -100,7 +100,7 @@ u8 mlx5e_mpwrq_umr_entry_size(enum mlx5e_mpwrq_umr_mode mode)
return sizeof(struct mlx5_ksm) * 4;
}
WARN_ONCE(1, "MPWRQ UMR mode %d is not known\n", mode);
- return 0;
+ return 1;
}
u8 mlx5e_mpwrq_log_wqe_sz(struct mlx5_core_dev *mdev, u8 page_shift,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
index 5d7c15abfcaf..f8eaaf37963b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
@@ -342,6 +342,7 @@ void mlx5e_ipsec_build_accel_xfrm_attrs(struct mlx5e_ipsec_sa_entry *sa_entry,
void mlx5e_ipsec_handle_mpv_event(int event, struct mlx5e_priv *slave_priv,
struct mlx5e_priv *master_priv);
void mlx5e_ipsec_send_event(struct mlx5e_priv *priv, int event);
+void mlx5e_ipsec_disable_events(struct mlx5e_priv *priv);
static inline struct mlx5_core_dev *
mlx5e_ipsec_sa2dev(struct mlx5e_ipsec_sa_entry *sa_entry)
@@ -387,6 +388,10 @@ static inline void mlx5e_ipsec_handle_mpv_event(int event, struct mlx5e_priv *sl
static inline void mlx5e_ipsec_send_event(struct mlx5e_priv *priv, int event)
{
}
+
+static inline void mlx5e_ipsec_disable_events(struct mlx5e_priv *priv)
+{
+}
#endif
#endif /* __MLX5E_IPSEC_H__ */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
index bf1d2769d4f1..feef86fff4bf 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
@@ -2893,9 +2893,30 @@ void mlx5e_ipsec_handle_mpv_event(int event, struct mlx5e_priv *slave_priv,
void mlx5e_ipsec_send_event(struct mlx5e_priv *priv, int event)
{
- if (!priv->ipsec)
- return; /* IPsec not supported */
+ if (!priv->ipsec || mlx5_devcom_comp_get_size(priv->devcom) < 2)
+ return; /* IPsec not supported or no peers */
mlx5_devcom_send_event(priv->devcom, event, event, priv);
wait_for_completion(&priv->ipsec->comp);
}
+
+void mlx5e_ipsec_disable_events(struct mlx5e_priv *priv)
+{
+ struct mlx5_devcom_comp_dev *tmp = NULL;
+ struct mlx5e_priv *peer_priv;
+
+ if (!priv->devcom)
+ return;
+
+ if (!mlx5_devcom_for_each_peer_begin(priv->devcom))
+ goto out;
+
+ peer_priv = mlx5_devcom_get_next_peer_data(priv->devcom, &tmp);
+ if (peer_priv)
+ complete_all(&peer_priv->ipsec->comp);
+
+ mlx5_devcom_for_each_peer_end(priv->devcom);
+out:
+ mlx5_devcom_unregister_component(priv->devcom);
+ priv->devcom = NULL;
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index a56825921c23..9c46511e7b43 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -242,8 +242,8 @@ static int mlx5e_devcom_init_mpv(struct mlx5e_priv *priv, u64 *data)
&attr,
mlx5e_devcom_event_mpv,
priv);
- if (IS_ERR(priv->devcom))
- return PTR_ERR(priv->devcom);
+ if (!priv->devcom)
+ return -EINVAL;
if (mlx5_core_is_mp_master(priv->mdev)) {
mlx5_devcom_send_event(priv->devcom, MPV_DEVCOM_MASTER_UP,
@@ -256,7 +256,7 @@ static int mlx5e_devcom_init_mpv(struct mlx5e_priv *priv, u64 *data)
static void mlx5e_devcom_cleanup_mpv(struct mlx5e_priv *priv)
{
- if (IS_ERR_OR_NULL(priv->devcom))
+ if (!priv->devcom)
return;
if (mlx5_core_is_mp_master(priv->mdev)) {
@@ -266,6 +266,7 @@ static void mlx5e_devcom_cleanup_mpv(struct mlx5e_priv *priv)
}
mlx5_devcom_unregister_component(priv->devcom);
+ priv->devcom = NULL;
}
static int blocking_event(struct notifier_block *nb, unsigned long event, void *data)
@@ -6120,6 +6121,7 @@ static void mlx5e_nic_disable(struct mlx5e_priv *priv)
if (mlx5e_monitor_counter_supported(priv))
mlx5e_monitor_counter_cleanup(priv);
+ mlx5e_ipsec_disable_events(priv);
mlx5e_disable_blocking_events(priv);
mlx5e_disable_async_events(priv);
mlx5_lag_remove_netdev(mdev, priv->netdev);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index 263d5628ee44..1c79adc51a04 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -1794,14 +1794,27 @@ mlx5e_skb_from_cqe_nonlinear(struct mlx5e_rq *rq, struct mlx5e_wqe_frag_info *wi
}
prog = rcu_dereference(rq->xdp_prog);
- if (prog && mlx5e_xdp_handle(rq, prog, mxbuf)) {
- if (__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT, rq->flags)) {
- struct mlx5e_wqe_frag_info *pwi;
+ if (prog) {
+ u8 nr_frags_free, old_nr_frags = sinfo->nr_frags;
+
+ if (mlx5e_xdp_handle(rq, prog, mxbuf)) {
+ if (__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT,
+ rq->flags)) {
+ struct mlx5e_wqe_frag_info *pwi;
+
+ wi -= old_nr_frags - sinfo->nr_frags;
+
+ for (pwi = head_wi; pwi < wi; pwi++)
+ pwi->frag_page->frags++;
+ }
+ return NULL; /* page/packet was consumed by XDP */
+ }
- for (pwi = head_wi; pwi < wi; pwi++)
- pwi->frag_page->frags++;
+ nr_frags_free = old_nr_frags - sinfo->nr_frags;
+ if (unlikely(nr_frags_free)) {
+ wi -= nr_frags_free;
+ truesize -= nr_frags_free * frag_info->frag_stride;
}
- return NULL; /* page/packet was consumed by XDP */
}
skb = mlx5e_build_linear_skb(
@@ -2027,6 +2040,7 @@ mlx5e_skb_from_cqe_mpwrq_nonlinear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *w
u32 byte_cnt = cqe_bcnt;
struct skb_shared_info *sinfo;
unsigned int truesize = 0;
+ u32 pg_consumed_bytes;
struct bpf_prog *prog;
struct sk_buff *skb;
u32 linear_frame_sz;
@@ -2080,7 +2094,8 @@ mlx5e_skb_from_cqe_mpwrq_nonlinear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *w
while (byte_cnt) {
/* Non-linear mode, hence non-XSK, which always uses PAGE_SIZE. */
- u32 pg_consumed_bytes = min_t(u32, PAGE_SIZE - frag_offset, byte_cnt);
+ pg_consumed_bytes =
+ min_t(u32, PAGE_SIZE - frag_offset, byte_cnt);
if (test_bit(MLX5E_RQ_STATE_SHAMPO, &rq->state))
truesize += pg_consumed_bytes;
@@ -2096,10 +2111,15 @@ mlx5e_skb_from_cqe_mpwrq_nonlinear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *w
}
if (prog) {
+ u8 nr_frags_free, old_nr_frags = sinfo->nr_frags;
+ u32 len;
+
if (mlx5e_xdp_handle(rq, prog, mxbuf)) {
if (__test_and_clear_bit(MLX5E_RQ_FLAG_XDP_XMIT, rq->flags)) {
struct mlx5e_frag_page *pfp;
+ frag_page -= old_nr_frags - sinfo->nr_frags;
+
for (pfp = head_page; pfp < frag_page; pfp++)
pfp->frags++;
@@ -2110,9 +2130,19 @@ mlx5e_skb_from_cqe_mpwrq_nonlinear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *w
return NULL; /* page/packet was consumed by XDP */
}
+ nr_frags_free = old_nr_frags - sinfo->nr_frags;
+ if (unlikely(nr_frags_free)) {
+ frag_page -= nr_frags_free;
+ truesize -= (nr_frags_free - 1) * PAGE_SIZE +
+ ALIGN(pg_consumed_bytes,
+ BIT(rq->mpwqe.log_stride_sz));
+ }
+
+ len = mxbuf->xdp.data_end - mxbuf->xdp.data;
+
skb = mlx5e_build_linear_skb(
rq, mxbuf->xdp.data_hard_start, linear_frame_sz,
- mxbuf->xdp.data - mxbuf->xdp.data_hard_start, 0,
+ mxbuf->xdp.data - mxbuf->xdp.data_hard_start, len,
mxbuf->xdp.data - mxbuf->xdp.data_meta);
if (unlikely(!skb)) {
mlx5e_page_release_fragmented(rq->page_pool,
@@ -2137,8 +2167,11 @@ mlx5e_skb_from_cqe_mpwrq_nonlinear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *w
do
pagep->frags++;
while (++pagep < frag_page);
+
+ headlen = min_t(u16, MLX5E_RX_MAX_HEAD - len,
+ skb->data_len);
+ __pskb_pull_tail(skb, headlen);
}
- __pskb_pull_tail(skb, headlen);
} else {
dma_addr_t addr;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
index 7c029a7d0fd7..a2802cfc9b98 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c
@@ -1614,7 +1614,9 @@ void mlx5e_stats_fec_get(struct mlx5e_priv *priv,
fec_set_corrected_bits_total(priv, fec_stats);
fec_set_block_stats(priv, mode, fec_stats);
- fec_set_histograms_stats(priv, mode, hist);
+
+ if (MLX5_CAP_PCAM_REG(priv->mdev, pphcr))
+ fec_set_histograms_stats(priv, mode, hist);
}
#define PPORT_ETH_EXT_OFF(c) \
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index b7227afcb51d..2702b3885f06 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -256,7 +256,7 @@ mlx5e_tx_wqe_inline_mode(struct mlx5e_txqsq *sq, struct sk_buff *skb,
u8 mode;
#ifdef CONFIG_MLX5_EN_TLS
- if (accel && accel->tls.tls_tisn)
+ if (accel->tls.tls_tisn)
return MLX5_INLINE_MODE_TCP_UDP;
#endif
@@ -982,6 +982,7 @@ void mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb,
struct mlx5e_tx_attr attr;
struct mlx5i_tx_wqe *wqe;
+ struct mlx5e_accel_tx_state accel = {};
struct mlx5_wqe_datagram_seg *datagram;
struct mlx5_wqe_ctrl_seg *cseg;
struct mlx5_wqe_eth_seg *eseg;
@@ -992,7 +993,7 @@ void mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb,
int num_dma;
u16 pi;
- mlx5e_sq_xmit_prepare(sq, skb, NULL, &attr);
+ mlx5e_sq_xmit_prepare(sq, skb, &accel, &attr);
mlx5i_sq_calc_wqe_attr(skb, &attr, &wqe_attr);
pi = mlx5e_txqsq_get_next_pi(sq, wqe_attr.num_wqebbs);
@@ -1009,7 +1010,7 @@ void mlx5i_sq_xmit(struct mlx5e_txqsq *sq, struct sk_buff *skb,
mlx5i_txwqe_build_datagram(av, dqpn, dqkey, datagram);
- mlx5e_txwqe_build_eseg_csum(sq, skb, NULL, eseg);
+ mlx5e_txwqe_build_eseg_csum(sq, skb, &accel, eseg);
eseg->mss = attr.mss;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 4cf995be127d..34749814f19b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -3129,7 +3129,7 @@ void mlx5_esw_offloads_devcom_init(struct mlx5_eswitch *esw,
attr,
mlx5_esw_offloads_devcom_event,
esw);
- if (IS_ERR(esw->devcom))
+ if (!esw->devcom)
return;
mlx5_devcom_send_event(esw->devcom,
@@ -3140,7 +3140,7 @@ void mlx5_esw_offloads_devcom_init(struct mlx5_eswitch *esw,
void mlx5_esw_offloads_devcom_cleanup(struct mlx5_eswitch *esw)
{
- if (IS_ERR_OR_NULL(esw->devcom))
+ if (!esw->devcom)
return;
mlx5_devcom_send_event(esw->devcom,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c
index 59c00c911275..3db0387bf6dc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c
@@ -1430,11 +1430,10 @@ static int mlx5_lag_register_hca_devcom_comp(struct mlx5_core_dev *dev)
mlx5_devcom_register_component(dev->priv.devc,
MLX5_DEVCOM_HCA_PORTS,
&attr, NULL, dev);
- if (IS_ERR(dev->priv.hca_devcom_comp)) {
+ if (!dev->priv.hca_devcom_comp) {
mlx5_core_err(dev,
- "Failed to register devcom HCA component, err: %ld\n",
- PTR_ERR(dev->priv.hca_devcom_comp));
- return PTR_ERR(dev->priv.hca_devcom_comp);
+ "Failed to register devcom HCA component.");
+ return -EINVAL;
}
return 0;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c
index d0ba83d77cd1..29e7fa09c32c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c
@@ -1444,7 +1444,7 @@ static void mlx5_shared_clock_register(struct mlx5_core_dev *mdev, u64 key)
compd = mlx5_devcom_register_component(mdev->priv.devc,
MLX5_DEVCOM_SHARED_CLOCK,
&attr, NULL, mdev);
- if (IS_ERR(compd))
+ if (!compd)
return;
mdev->clock_state->compdev = compd;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c
index faa2833602c8..e749618229bc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c
@@ -76,20 +76,18 @@ mlx5_devcom_dev_alloc(struct mlx5_core_dev *dev)
struct mlx5_devcom_dev *
mlx5_devcom_register_device(struct mlx5_core_dev *dev)
{
- struct mlx5_devcom_dev *devc;
+ struct mlx5_devcom_dev *devc = NULL;
mutex_lock(&dev_list_lock);
if (devcom_dev_exists(dev)) {
- devc = ERR_PTR(-EEXIST);
+ mlx5_core_err(dev, "devcom device already exists");
goto out;
}
devc = mlx5_devcom_dev_alloc(dev);
- if (!devc) {
- devc = ERR_PTR(-ENOMEM);
+ if (!devc)
goto out;
- }
list_add_tail(&devc->list, &devcom_dev_list);
out:
@@ -110,8 +108,10 @@ mlx5_devcom_dev_release(struct kref *ref)
void mlx5_devcom_unregister_device(struct mlx5_devcom_dev *devc)
{
- if (!IS_ERR_OR_NULL(devc))
- kref_put(&devc->ref, mlx5_devcom_dev_release);
+ if (!devc)
+ return;
+
+ kref_put(&devc->ref, mlx5_devcom_dev_release);
}
static struct mlx5_devcom_comp *
@@ -122,7 +122,7 @@ mlx5_devcom_comp_alloc(u64 id, const struct mlx5_devcom_match_attr *attr,
comp = kzalloc(sizeof(*comp), GFP_KERNEL);
if (!comp)
- return ERR_PTR(-ENOMEM);
+ return NULL;
comp->id = id;
comp->key.key = attr->key;
@@ -160,7 +160,7 @@ devcom_alloc_comp_dev(struct mlx5_devcom_dev *devc,
devcom = kzalloc(sizeof(*devcom), GFP_KERNEL);
if (!devcom)
- return ERR_PTR(-ENOMEM);
+ return NULL;
kref_get(&devc->ref);
devcom->devc = devc;
@@ -240,31 +240,28 @@ mlx5_devcom_register_component(struct mlx5_devcom_dev *devc,
mlx5_devcom_event_handler_t handler,
void *data)
{
- struct mlx5_devcom_comp_dev *devcom;
+ struct mlx5_devcom_comp_dev *devcom = NULL;
struct mlx5_devcom_comp *comp;
- if (IS_ERR_OR_NULL(devc))
- return ERR_PTR(-EINVAL);
+ if (!devc)
+ return NULL;
mutex_lock(&comp_list_lock);
comp = devcom_component_get(devc, id, attr, handler);
- if (IS_ERR(comp)) {
- devcom = ERR_PTR(-EINVAL);
+ if (IS_ERR(comp))
goto out_unlock;
- }
if (!comp) {
comp = mlx5_devcom_comp_alloc(id, attr, handler);
- if (IS_ERR(comp)) {
- devcom = ERR_CAST(comp);
+ if (!comp)
goto out_unlock;
- }
+
list_add_tail(&comp->comp_list, &devcom_comp_list);
}
mutex_unlock(&comp_list_lock);
devcom = devcom_alloc_comp_dev(devc, comp, data);
- if (IS_ERR(devcom))
+ if (!devcom)
kref_put(&comp->ref, mlx5_devcom_comp_release);
return devcom;
@@ -276,8 +273,10 @@ out_unlock:
void mlx5_devcom_unregister_component(struct mlx5_devcom_comp_dev *devcom)
{
- if (!IS_ERR_OR_NULL(devcom))
- devcom_free_comp_dev(devcom);
+ if (!devcom)
+ return;
+
+ devcom_free_comp_dev(devcom);
}
int mlx5_devcom_comp_get_size(struct mlx5_devcom_comp_dev *devcom)
@@ -296,7 +295,7 @@ int mlx5_devcom_send_event(struct mlx5_devcom_comp_dev *devcom,
int err = 0;
void *data;
- if (IS_ERR_OR_NULL(devcom))
+ if (!devcom)
return -ENODEV;
comp = devcom->comp;
@@ -338,7 +337,7 @@ void mlx5_devcom_comp_set_ready(struct mlx5_devcom_comp_dev *devcom, bool ready)
bool mlx5_devcom_comp_is_ready(struct mlx5_devcom_comp_dev *devcom)
{
- if (IS_ERR_OR_NULL(devcom))
+ if (!devcom)
return false;
return READ_ONCE(devcom->comp->ready);
@@ -348,7 +347,7 @@ bool mlx5_devcom_for_each_peer_begin(struct mlx5_devcom_comp_dev *devcom)
{
struct mlx5_devcom_comp *comp;
- if (IS_ERR_OR_NULL(devcom))
+ if (!devcom)
return false;
comp = devcom->comp;
@@ -421,21 +420,21 @@ void *mlx5_devcom_get_next_peer_data_rcu(struct mlx5_devcom_comp_dev *devcom,
void mlx5_devcom_comp_lock(struct mlx5_devcom_comp_dev *devcom)
{
- if (IS_ERR_OR_NULL(devcom))
+ if (!devcom)
return;
down_write(&devcom->comp->sem);
}
void mlx5_devcom_comp_unlock(struct mlx5_devcom_comp_dev *devcom)
{
- if (IS_ERR_OR_NULL(devcom))
+ if (!devcom)
return;
up_write(&devcom->comp->sem);
}
int mlx5_devcom_comp_trylock(struct mlx5_devcom_comp_dev *devcom)
{
- if (IS_ERR_OR_NULL(devcom))
+ if (!devcom)
return 0;
return down_write_trylock(&devcom->comp->sem);
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/sd.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/sd.c
index f5c2701f6e87..8e17daae48af 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/sd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/sd.c
@@ -221,8 +221,8 @@ static int sd_register(struct mlx5_core_dev *dev)
attr.net = mlx5_core_net(dev);
devcom = mlx5_devcom_register_component(dev->priv.devc, MLX5_DEVCOM_SD_GROUP,
&attr, NULL, dev);
- if (IS_ERR(devcom))
- return PTR_ERR(devcom);
+ if (!devcom)
+ return -EINVAL;
sd->devcom = devcom;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index df93625c9dfa..70c156591b0b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -978,9 +978,8 @@ static int mlx5_init_once(struct mlx5_core_dev *dev)
int err;
dev->priv.devc = mlx5_devcom_register_device(dev);
- if (IS_ERR(dev->priv.devc))
- mlx5_core_warn(dev, "failed to register devcom device %pe\n",
- dev->priv.devc);
+ if (!dev->priv.devc)
+ mlx5_core_warn(dev, "failed to register devcom device\n");
err = mlx5_query_board_id(dev);
if (err) {
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index 9d3bd65b85ff..e2d7ce1a85e8 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -2211,15 +2211,35 @@ static netdev_tx_t ravb_start_xmit(struct sk_buff *skb, struct net_device *ndev)
skb_tx_timestamp(skb);
}
- /* Descriptor type must be set after all the above writes */
- dma_wmb();
+
if (num_tx_desc > 1) {
desc->die_dt = DT_FEND;
desc--;
+ /* When using multi-descriptors, DT_FEND needs to get written
+ * before DT_FSTART, but the compiler may reorder the memory
+ * writes in an attempt to optimize the code.
+ * Use a dma_wmb() barrier to make sure DT_FEND and DT_FSTART
+ * are written exactly in the order shown in the code.
+ * This is particularly important for cases where the DMA engine
+ * is already running when we are running this code. If the DMA
+ * sees DT_FSTART without the corresponding DT_FEND it will enter
+ * an error condition.
+ */
+ dma_wmb();
desc->die_dt = DT_FSTART;
} else {
+ /* Descriptor type must be set after all the above writes */
+ dma_wmb();
desc->die_dt = DT_FSINGLE;
}
+
+ /* Before ringing the doorbell we need to make sure that the latest
+ * writes have been committed to memory, otherwise it could delay
+ * things until the doorbell is rang again.
+ * This is in replacement of the read operation mentioned in the HW
+ * manuals.
+ */
+ dma_wmb();
ravb_modify(ndev, TCCR, TCCR_TSRQ0 << q, TCCR_TSRQ0 << q);
priv->cur_tx[q] += num_tx_desc;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 51ea0caf16c1..0786816e05f0 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -1446,14 +1446,15 @@ static int gmac_clk_enable(struct rk_priv_data *bsp_priv, bool enable)
}
} else {
if (bsp_priv->clk_enabled) {
+ if (bsp_priv->ops && bsp_priv->ops->set_clock_selection) {
+ bsp_priv->ops->set_clock_selection(bsp_priv,
+ bsp_priv->clock_input, false);
+ }
+
clk_bulk_disable_unprepare(bsp_priv->num_clks,
bsp_priv->clks);
clk_disable_unprepare(bsp_priv->clk_phy);
- if (bsp_priv->ops && bsp_priv->ops->set_clock_selection)
- bsp_priv->ops->set_clock_selection(bsp_priv,
- bsp_priv->clock_input, false);
-
bsp_priv->clk_enabled = false;
}
}
diff --git a/drivers/net/ethernet/ti/am65-cpts.c b/drivers/net/ethernet/ti/am65-cpts.c
index 59d6ab989c55..8ffbfaa3ab18 100644
--- a/drivers/net/ethernet/ti/am65-cpts.c
+++ b/drivers/net/ethernet/ti/am65-cpts.c
@@ -163,7 +163,9 @@ struct am65_cpts {
struct device_node *clk_mux_np;
struct clk *refclk;
u32 refclk_freq;
- struct list_head events;
+ /* separate lists to handle TX and RX timestamp independently */
+ struct list_head events_tx;
+ struct list_head events_rx;
struct list_head pool;
struct am65_cpts_event pool_data[AM65_CPTS_MAX_EVENTS];
spinlock_t lock; /* protects events lists*/
@@ -227,6 +229,24 @@ static void am65_cpts_disable(struct am65_cpts *cpts)
am65_cpts_write32(cpts, 0, int_enable);
}
+static int am65_cpts_purge_event_list(struct am65_cpts *cpts,
+ struct list_head *events)
+{
+ struct list_head *this, *next;
+ struct am65_cpts_event *event;
+ int removed = 0;
+
+ list_for_each_safe(this, next, events) {
+ event = list_entry(this, struct am65_cpts_event, list);
+ if (time_after(jiffies, event->tmo)) {
+ list_del_init(&event->list);
+ list_add(&event->list, &cpts->pool);
+ ++removed;
+ }
+ }
+ return removed;
+}
+
static int am65_cpts_event_get_port(struct am65_cpts_event *event)
{
return (event->event1 & AM65_CPTS_EVENT_1_PORT_NUMBER_MASK) >>
@@ -239,20 +259,12 @@ static int am65_cpts_event_get_type(struct am65_cpts_event *event)
AM65_CPTS_EVENT_1_EVENT_TYPE_SHIFT;
}
-static int am65_cpts_cpts_purge_events(struct am65_cpts *cpts)
+static int am65_cpts_purge_events(struct am65_cpts *cpts)
{
- struct list_head *this, *next;
- struct am65_cpts_event *event;
int removed = 0;
- list_for_each_safe(this, next, &cpts->events) {
- event = list_entry(this, struct am65_cpts_event, list);
- if (time_after(jiffies, event->tmo)) {
- list_del_init(&event->list);
- list_add(&event->list, &cpts->pool);
- ++removed;
- }
- }
+ removed += am65_cpts_purge_event_list(cpts, &cpts->events_tx);
+ removed += am65_cpts_purge_event_list(cpts, &cpts->events_rx);
if (removed)
dev_dbg(cpts->dev, "event pool cleaned up %d\n", removed);
@@ -287,7 +299,7 @@ static int __am65_cpts_fifo_read(struct am65_cpts *cpts)
struct am65_cpts_event, list);
if (!event) {
- if (am65_cpts_cpts_purge_events(cpts)) {
+ if (am65_cpts_purge_events(cpts)) {
dev_err(cpts->dev, "cpts: event pool empty\n");
ret = -1;
goto out;
@@ -306,11 +318,21 @@ static int __am65_cpts_fifo_read(struct am65_cpts *cpts)
cpts->timestamp);
break;
case AM65_CPTS_EV_RX:
+ event->tmo = jiffies +
+ msecs_to_jiffies(AM65_CPTS_EVENT_RX_TX_TIMEOUT);
+
+ list_move_tail(&event->list, &cpts->events_rx);
+
+ dev_dbg(cpts->dev,
+ "AM65_CPTS_EV_RX e1:%08x e2:%08x t:%lld\n",
+ event->event1, event->event2,
+ event->timestamp);
+ break;
case AM65_CPTS_EV_TX:
event->tmo = jiffies +
msecs_to_jiffies(AM65_CPTS_EVENT_RX_TX_TIMEOUT);
- list_move_tail(&event->list, &cpts->events);
+ list_move_tail(&event->list, &cpts->events_tx);
dev_dbg(cpts->dev,
"AM65_CPTS_EV_TX e1:%08x e2:%08x t:%lld\n",
@@ -828,7 +850,7 @@ static bool am65_cpts_match_tx_ts(struct am65_cpts *cpts,
return found;
}
-static void am65_cpts_find_ts(struct am65_cpts *cpts)
+static void am65_cpts_find_tx_ts(struct am65_cpts *cpts)
{
struct am65_cpts_event *event;
struct list_head *this, *next;
@@ -837,7 +859,7 @@ static void am65_cpts_find_ts(struct am65_cpts *cpts)
LIST_HEAD(events);
spin_lock_irqsave(&cpts->lock, flags);
- list_splice_init(&cpts->events, &events);
+ list_splice_init(&cpts->events_tx, &events);
spin_unlock_irqrestore(&cpts->lock, flags);
list_for_each_safe(this, next, &events) {
@@ -850,7 +872,7 @@ static void am65_cpts_find_ts(struct am65_cpts *cpts)
}
spin_lock_irqsave(&cpts->lock, flags);
- list_splice_tail(&events, &cpts->events);
+ list_splice_tail(&events, &cpts->events_tx);
list_splice_tail(&events_free, &cpts->pool);
spin_unlock_irqrestore(&cpts->lock, flags);
}
@@ -861,7 +883,7 @@ static long am65_cpts_ts_work(struct ptp_clock_info *ptp)
unsigned long flags;
long delay = -1;
- am65_cpts_find_ts(cpts);
+ am65_cpts_find_tx_ts(cpts);
spin_lock_irqsave(&cpts->txq.lock, flags);
if (!skb_queue_empty(&cpts->txq))
@@ -905,7 +927,7 @@ static u64 am65_cpts_find_rx_ts(struct am65_cpts *cpts, u32 skb_mtype_seqid)
spin_lock_irqsave(&cpts->lock, flags);
__am65_cpts_fifo_read(cpts);
- list_for_each_safe(this, next, &cpts->events) {
+ list_for_each_safe(this, next, &cpts->events_rx) {
event = list_entry(this, struct am65_cpts_event, list);
if (time_after(jiffies, event->tmo)) {
list_move(&event->list, &cpts->pool);
@@ -1155,7 +1177,8 @@ struct am65_cpts *am65_cpts_create(struct device *dev, void __iomem *regs,
return ERR_PTR(ret);
mutex_init(&cpts->ptp_clk_lock);
- INIT_LIST_HEAD(&cpts->events);
+ INIT_LIST_HEAD(&cpts->events_tx);
+ INIT_LIST_HEAD(&cpts->events_rx);
INIT_LIST_HEAD(&cpts->pool);
spin_lock_init(&cpts->lock);
skb_queue_head_init(&cpts->txq);
diff --git a/drivers/net/ovpn/tcp.c b/drivers/net/ovpn/tcp.c
index 289f62c5d2c7..0d7f30360d87 100644
--- a/drivers/net/ovpn/tcp.c
+++ b/drivers/net/ovpn/tcp.c
@@ -560,16 +560,34 @@ static void ovpn_tcp_close(struct sock *sk, long timeout)
static __poll_t ovpn_tcp_poll(struct file *file, struct socket *sock,
poll_table *wait)
{
- __poll_t mask = datagram_poll(file, sock, wait);
+ struct sk_buff_head *queue = &sock->sk->sk_receive_queue;
struct ovpn_socket *ovpn_sock;
+ struct ovpn_peer *peer = NULL;
+ __poll_t mask;
rcu_read_lock();
ovpn_sock = rcu_dereference_sk_user_data(sock->sk);
- if (ovpn_sock && ovpn_sock->peer &&
- !skb_queue_empty(&ovpn_sock->peer->tcp.user_queue))
- mask |= EPOLLIN | EPOLLRDNORM;
+ /* if we landed in this callback, we expect to have a
+ * meaningful state. The ovpn_socket lifecycle would
+ * prevent it otherwise.
+ */
+ if (WARN(!ovpn_sock || !ovpn_sock->peer,
+ "ovpn: null state in ovpn_tcp_poll!")) {
+ rcu_read_unlock();
+ return 0;
+ }
+
+ if (ovpn_peer_hold(ovpn_sock->peer)) {
+ peer = ovpn_sock->peer;
+ queue = &peer->tcp.user_queue;
+ }
rcu_read_unlock();
+ mask = datagram_poll_queue(file, sock, wait, queue);
+
+ if (peer)
+ ovpn_peer_put(peer);
+
return mask;
}
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 79ce3eb6752b..604b5de0c158 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -4262,6 +4262,8 @@ static int __lan8814_ptp_probe_once(struct phy_device *phydev, char *pin_name,
{
struct lan8814_shared_priv *shared = phy_package_get_priv(phydev);
+ shared->phydev = phydev;
+
/* Initialise shared lock for clock*/
mutex_init(&shared->shared_lock);
@@ -4317,8 +4319,6 @@ static int __lan8814_ptp_probe_once(struct phy_device *phydev, char *pin_name,
phydev_dbg(phydev, "successfully registered ptp clock\n");
- shared->phydev = phydev;
-
/* The EP.4 is shared between all the PHYs in the package and also it
* can be accessed by any of the PHYs
*/
diff --git a/drivers/net/phy/realtek/realtek_main.c b/drivers/net/phy/realtek/realtek_main.c
index a724b21b4fe7..16a347084293 100644
--- a/drivers/net/phy/realtek/realtek_main.c
+++ b/drivers/net/phy/realtek/realtek_main.c
@@ -154,7 +154,7 @@
#define RTL_8211FVD_PHYID 0x001cc878
#define RTL_8221B 0x001cc840
#define RTL_8221B_VB_CG 0x001cc849
-#define RTL_8221B_VN_CG 0x001cc84a
+#define RTL_8221B_VM_CG 0x001cc84a
#define RTL_8251B 0x001cc862
#define RTL_8261C 0x001cc890
@@ -1523,16 +1523,16 @@ static int rtl8221b_vb_cg_c45_match_phy_device(struct phy_device *phydev,
return rtlgen_is_c45_match(phydev, RTL_8221B_VB_CG, true);
}
-static int rtl8221b_vn_cg_c22_match_phy_device(struct phy_device *phydev,
+static int rtl8221b_vm_cg_c22_match_phy_device(struct phy_device *phydev,
const struct phy_driver *phydrv)
{
- return rtlgen_is_c45_match(phydev, RTL_8221B_VN_CG, false);
+ return rtlgen_is_c45_match(phydev, RTL_8221B_VM_CG, false);
}
-static int rtl8221b_vn_cg_c45_match_phy_device(struct phy_device *phydev,
+static int rtl8221b_vm_cg_c45_match_phy_device(struct phy_device *phydev,
const struct phy_driver *phydrv)
{
- return rtlgen_is_c45_match(phydev, RTL_8221B_VN_CG, true);
+ return rtlgen_is_c45_match(phydev, RTL_8221B_VM_CG, true);
}
static int rtl_internal_nbaset_match_phy_device(struct phy_device *phydev,
@@ -1879,7 +1879,7 @@ static struct phy_driver realtek_drvs[] = {
.suspend = genphy_c45_pma_suspend,
.resume = rtlgen_c45_resume,
}, {
- .match_phy_device = rtl8221b_vn_cg_c22_match_phy_device,
+ .match_phy_device = rtl8221b_vm_cg_c22_match_phy_device,
.name = "RTL8221B-VM-CG 2.5Gbps PHY (C22)",
.probe = rtl822x_probe,
.get_features = rtl822x_get_features,
@@ -1892,8 +1892,8 @@ static struct phy_driver realtek_drvs[] = {
.read_page = rtl821x_read_page,
.write_page = rtl821x_write_page,
}, {
- .match_phy_device = rtl8221b_vn_cg_c45_match_phy_device,
- .name = "RTL8221B-VN-CG 2.5Gbps PHY (C45)",
+ .match_phy_device = rtl8221b_vm_cg_c45_match_phy_device,
+ .name = "RTL8221B-VM-CG 2.5Gbps PHY (C45)",
.probe = rtl822x_probe,
.config_init = rtl822xb_config_init,
.get_rate_matching = rtl822xb_get_rate_matching,
diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c
index 92add3daadbb..278e6cb6f4d9 100644
--- a/drivers/net/usb/rtl8150.c
+++ b/drivers/net/usb/rtl8150.c
@@ -685,9 +685,16 @@ static netdev_tx_t rtl8150_start_xmit(struct sk_buff *skb,
rtl8150_t *dev = netdev_priv(netdev);
int count, res;
+ /* pad the frame and ensure terminating USB packet, datasheet 9.2.3 */
+ count = max(skb->len, ETH_ZLEN);
+ if (count % 64 == 0)
+ count++;
+ if (skb_padto(skb, count)) {
+ netdev->stats.tx_dropped++;
+ return NETDEV_TX_OK;
+ }
+
netif_stop_queue(netdev);
- count = (skb->len < 60) ? 60 : skb->len;
- count = (count & 0x3f) ? count : count + 1;
dev->tx_skb = skb;
usb_fill_bulk_urb(dev->tx_urb, dev->udev, usb_sndbulkpipe(dev->udev, 2),
skb->data, count, write_bulk_callback, dev);
diff --git a/drivers/ptp/ptp_ocp.c b/drivers/ptp/ptp_ocp.c
index 794ec6e71990..a5c363252986 100644
--- a/drivers/ptp/ptp_ocp.c
+++ b/drivers/ptp/ptp_ocp.c
@@ -2548,7 +2548,7 @@ ptp_ocp_sma_fb_init(struct ptp_ocp *bp)
for (i = 0; i < OCP_SMA_NUM; i++) {
bp->sma[i].fixed_fcn = true;
bp->sma[i].fixed_dir = true;
- bp->sma[1].dpll_prop.capabilities &=
+ bp->sma[i].dpll_prop.capabilities &=
~DPLL_PIN_CAPABILITIES_DIRECTION_CAN_CHANGE;
}
return;