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-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-drv.c14
-rw-r--r--drivers/net/ethernet/google/gve/gve_adminq.c2
-rw-r--r--drivers/net/ethernet/intel/e1000e/e1000.h4
-rw-r--r--drivers/net/ethernet/intel/e1000e/ich8lan.c20
-rw-r--r--drivers/net/ethernet/intel/e1000e/netdev.c39
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e.h1
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c31
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en.h6
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/qos.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c32
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c6
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h5
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c4
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c13
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h9
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_rx.c30
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tc.c15
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tx.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c4
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/esw/diag/bridge_tracepoint.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c9
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/port.c9
-rw-r--r--drivers/net/ethernet/microchip/sparx5/sparx5_packet.c2
-rw-r--r--drivers/net/ethernet/smsc/smc911x.c8
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c9
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h1
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c19
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c19
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c6
30 files changed, 232 insertions, 94 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
index 492ac383f16d..a3593290886f 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
@@ -721,7 +721,9 @@ static void xgbe_stop_timers(struct xgbe_prv_data *pdata)
if (!channel->tx_ring)
break;
+ /* Deactivate the Tx timer */
del_timer_sync(&channel->tx_timer);
+ channel->tx_timer_active = 0;
}
}
@@ -2550,6 +2552,14 @@ read_again:
buf2_len = xgbe_rx_buf2_len(rdata, packet, len);
len += buf2_len;
+ if (buf2_len > rdata->rx.buf.dma_len) {
+ /* Hardware inconsistency within the descriptors
+ * that has resulted in a length underflow.
+ */
+ error = 1;
+ goto skip_data;
+ }
+
if (!skb) {
skb = xgbe_create_skb(pdata, napi, rdata,
buf1_len);
@@ -2579,8 +2589,10 @@ skip_data:
if (!last || context_next)
goto read_again;
- if (!skb)
+ if (!skb || error) {
+ dev_kfree_skb(skb);
goto next_packet;
+ }
/* Be sure we don't exceed the configured MTU */
max_len = netdev->mtu + ETH_HLEN;
diff --git a/drivers/net/ethernet/google/gve/gve_adminq.c b/drivers/net/ethernet/google/gve/gve_adminq.c
index 2ad7f57f7e5b..f7621ab672b9 100644
--- a/drivers/net/ethernet/google/gve/gve_adminq.c
+++ b/drivers/net/ethernet/google/gve/gve_adminq.c
@@ -301,7 +301,7 @@ static int gve_adminq_parse_err(struct gve_priv *priv, u32 status)
*/
static int gve_adminq_kick_and_wait(struct gve_priv *priv)
{
- u32 tail, head;
+ int tail, head;
int i;
tail = ioread32be(&priv->reg_bar0->adminq_event_counter);
diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h
index c3def0ee7788..8d06c9d8ff8b 100644
--- a/drivers/net/ethernet/intel/e1000e/e1000.h
+++ b/drivers/net/ethernet/intel/e1000e/e1000.h
@@ -115,7 +115,8 @@ enum e1000_boards {
board_pch_lpt,
board_pch_spt,
board_pch_cnp,
- board_pch_tgp
+ board_pch_tgp,
+ board_pch_adp
};
struct e1000_ps_page {
@@ -502,6 +503,7 @@ extern const struct e1000_info e1000_pch_lpt_info;
extern const struct e1000_info e1000_pch_spt_info;
extern const struct e1000_info e1000_pch_cnp_info;
extern const struct e1000_info e1000_pch_tgp_info;
+extern const struct e1000_info e1000_pch_adp_info;
extern const struct e1000_info e1000_es2_info;
void e1000e_ptp_init(struct e1000_adapter *adapter);
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c
index 5e4fc9b4e2ad..c908c84b86d2 100644
--- a/drivers/net/ethernet/intel/e1000e/ich8lan.c
+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c
@@ -6021,3 +6021,23 @@ const struct e1000_info e1000_pch_tgp_info = {
.phy_ops = &ich8_phy_ops,
.nvm_ops = &spt_nvm_ops,
};
+
+const struct e1000_info e1000_pch_adp_info = {
+ .mac = e1000_pch_adp,
+ .flags = FLAG_IS_ICH
+ | FLAG_HAS_WOL
+ | FLAG_HAS_HW_TIMESTAMP
+ | FLAG_HAS_CTRLEXT_ON_LOAD
+ | FLAG_HAS_AMT
+ | FLAG_HAS_FLASH
+ | FLAG_HAS_JUMBO_FRAMES
+ | FLAG_APME_IN_WUC,
+ .flags2 = FLAG2_HAS_PHY_STATS
+ | FLAG2_HAS_EEE,
+ .pba = 26,
+ .max_hw_frame_size = 9022,
+ .get_variants = e1000_get_variants_ich8lan,
+ .mac_ops = &ich8_mac_ops,
+ .phy_ops = &ich8_phy_ops,
+ .nvm_ops = &spt_nvm_ops,
+};
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index 635a95927e93..a42aeb555f34 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -52,6 +52,7 @@ static const struct e1000_info *e1000_info_tbl[] = {
[board_pch_spt] = &e1000_pch_spt_info,
[board_pch_cnp] = &e1000_pch_cnp_info,
[board_pch_tgp] = &e1000_pch_tgp_info,
+ [board_pch_adp] = &e1000_pch_adp_info,
};
struct e1000_reg_info {
@@ -6341,7 +6342,8 @@ static void e1000e_s0ix_entry_flow(struct e1000_adapter *adapter)
u32 mac_data;
u16 phy_data;
- if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID) {
+ if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID &&
+ hw->mac.type >= e1000_pch_adp) {
/* Request ME configure the device for S0ix */
mac_data = er32(H2ME);
mac_data |= E1000_H2ME_START_DPG;
@@ -6490,7 +6492,8 @@ static void e1000e_s0ix_exit_flow(struct e1000_adapter *adapter)
u16 phy_data;
u32 i = 0;
- if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID) {
+ if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID &&
+ hw->mac.type >= e1000_pch_adp) {
/* Request ME unconfigure the device from S0ix */
mac_data = er32(H2ME);
mac_data &= ~E1000_H2ME_START_DPG;
@@ -7898,22 +7901,22 @@ static const struct pci_device_id e1000_pci_tbl[] = {
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V14), board_pch_tgp },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM15), board_pch_tgp },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V15), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM23), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V23), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM16), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V16), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM17), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V17), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM22), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V22), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM18), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V18), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM19), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V19), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM20), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V20), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM21), board_pch_tgp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V21), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM23), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V23), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM16), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V16), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM17), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V17), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM22), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V22), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM18), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V18), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM19), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V19), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM20), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V20), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM21), board_pch_adp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V21), board_pch_adp },
{ 0, 0, 0, 0, 0, 0, 0 } /* terminate list */
};
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index 2e02cc68cd3f..80c5cecaf2b5 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -144,6 +144,7 @@ enum i40e_state_t {
__I40E_VIRTCHNL_OP_PENDING,
__I40E_RECOVERY_MODE,
__I40E_VF_RESETS_DISABLED, /* disable resets during i40e_remove */
+ __I40E_IN_REMOVE,
__I40E_VFS_RELEASING,
/* This must be last as it determines the size of the BITMAP */
__I40E_STATE_SIZE__,
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index f70c478dafdb..0c4b7dfb3b35 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -5372,7 +5372,15 @@ static int i40e_vsi_configure_bw_alloc(struct i40e_vsi *vsi, u8 enabled_tc,
/* There is no need to reset BW when mqprio mode is on. */
if (pf->flags & I40E_FLAG_TC_MQPRIO)
return 0;
- if (!vsi->mqprio_qopt.qopt.hw && !(pf->flags & I40E_FLAG_DCB_ENABLED)) {
+
+ if (!vsi->mqprio_qopt.qopt.hw) {
+ if (pf->flags & I40E_FLAG_DCB_ENABLED)
+ goto skip_reset;
+
+ if (IS_ENABLED(CONFIG_I40E_DCB) &&
+ i40e_dcb_hw_get_num_tc(&pf->hw) == 1)
+ goto skip_reset;
+
ret = i40e_set_bw_limit(vsi, vsi->seid, 0);
if (ret)
dev_info(&pf->pdev->dev,
@@ -5380,6 +5388,8 @@ static int i40e_vsi_configure_bw_alloc(struct i40e_vsi *vsi, u8 enabled_tc,
vsi->seid);
return ret;
}
+
+skip_reset:
memset(&bw_data, 0, sizeof(bw_data));
bw_data.tc_valid_bits = enabled_tc;
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++)
@@ -10853,6 +10863,9 @@ static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit,
bool lock_acquired)
{
int ret;
+
+ if (test_bit(__I40E_IN_REMOVE, pf->state))
+ return;
/* Now we wait for GRST to settle out.
* We don't have to delete the VEBs or VSIs from the hw switch
* because the reset will make them disappear.
@@ -12212,6 +12225,8 @@ int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count)
vsi->req_queue_pairs = queue_count;
i40e_prep_for_reset(pf);
+ if (test_bit(__I40E_IN_REMOVE, pf->state))
+ return pf->alloc_rss_size;
pf->alloc_rss_size = new_rss_size;
@@ -13038,6 +13053,10 @@ static int i40e_xdp_setup(struct i40e_vsi *vsi, struct bpf_prog *prog,
if (need_reset)
i40e_prep_for_reset(pf);
+ /* VSI shall be deleted in a moment, just return EINVAL */
+ if (test_bit(__I40E_IN_REMOVE, pf->state))
+ return -EINVAL;
+
old_prog = xchg(&vsi->xdp_prog, prog);
if (need_reset) {
@@ -15928,8 +15947,13 @@ static void i40e_remove(struct pci_dev *pdev)
i40e_write_rx_ctl(hw, I40E_PFQF_HENA(0), 0);
i40e_write_rx_ctl(hw, I40E_PFQF_HENA(1), 0);
- while (test_bit(__I40E_RESET_RECOVERY_PENDING, pf->state))
+ /* Grab __I40E_RESET_RECOVERY_PENDING and set __I40E_IN_REMOVE
+ * flags, once they are set, i40e_rebuild should not be called as
+ * i40e_prep_for_reset always returns early.
+ */
+ while (test_and_set_bit(__I40E_RESET_RECOVERY_PENDING, pf->state))
usleep_range(1000, 2000);
+ set_bit(__I40E_IN_REMOVE, pf->state);
if (pf->flags & I40E_FLAG_SRIOV_ENABLED) {
set_bit(__I40E_VF_RESETS_DISABLED, pf->state);
@@ -16128,6 +16152,9 @@ static void i40e_pci_error_reset_done(struct pci_dev *pdev)
{
struct i40e_pf *pf = pci_get_drvdata(pdev);
+ if (test_bit(__I40E_IN_REMOVE, pf->state))
+ return;
+
i40e_reset_and_rebuild(pf, false, false);
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 812e6810cb3b..c14e06ca64d8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -224,7 +224,7 @@ static inline int mlx5e_get_max_num_channels(struct mlx5_core_dev *mdev)
struct mlx5e_tx_wqe {
struct mlx5_wqe_ctrl_seg ctrl;
struct mlx5_wqe_eth_seg eth;
- struct mlx5_wqe_data_seg data[0];
+ struct mlx5_wqe_data_seg data[];
};
struct mlx5e_rx_wqe_ll {
@@ -241,8 +241,8 @@ struct mlx5e_umr_wqe {
struct mlx5_wqe_umr_ctrl_seg uctrl;
struct mlx5_mkey_seg mkc;
union {
- struct mlx5_mtt inline_mtts[0];
- struct mlx5_klm inline_klms[0];
+ DECLARE_FLEX_ARRAY(struct mlx5_mtt, inline_mtts);
+ DECLARE_FLEX_ARRAY(struct mlx5_klm, inline_klms);
};
};
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c
index 00449df98a5e..c1e07496c89c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c
@@ -570,7 +570,8 @@ static int mlx5e_htb_convert_rate(struct mlx5e_priv *priv, u64 rate,
static void mlx5e_htb_convert_ceil(struct mlx5e_priv *priv, u64 ceil, u32 *max_average_bw)
{
- *max_average_bw = div_u64(ceil, BYTES_IN_MBIT);
+ /* Hardware treats 0 as "unlimited", set at least 1. */
+ *max_average_bw = max_t(u32, div_u64(ceil, BYTES_IN_MBIT), 1);
qos_dbg(priv->mdev, "Convert: ceil %llu -> max_average_bw %u\n",
ceil, *max_average_bw);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c
index 9c076aa20306..b6f5c1bcdbcd 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c
@@ -183,18 +183,7 @@ void mlx5e_rep_bond_unslave(struct mlx5_eswitch *esw,
static bool mlx5e_rep_is_lag_netdev(struct net_device *netdev)
{
- struct mlx5e_rep_priv *rpriv;
- struct mlx5e_priv *priv;
-
- /* A given netdev is not a representor or not a slave of LAG configuration */
- if (!mlx5e_eswitch_rep(netdev) || !netif_is_lag_port(netdev))
- return false;
-
- priv = netdev_priv(netdev);
- rpriv = priv->ppriv;
-
- /* Egress acl forward to vport is supported only non-uplink representor */
- return rpriv->rep->vport != MLX5_VPORT_UPLINK;
+ return netif_is_lag_port(netdev) && mlx5e_eswitch_vf_rep(netdev);
}
static void mlx5e_rep_changelowerstate_event(struct net_device *netdev, void *ptr)
@@ -210,9 +199,6 @@ static void mlx5e_rep_changelowerstate_event(struct net_device *netdev, void *pt
u16 fwd_vport_num;
int err;
- if (!mlx5e_rep_is_lag_netdev(netdev))
- return;
-
info = ptr;
lag_info = info->lower_state_info;
/* This is not an event of a representor becoming active slave */
@@ -266,9 +252,6 @@ static void mlx5e_rep_changeupper_event(struct net_device *netdev, void *ptr)
struct net_device *lag_dev;
struct mlx5e_priv *priv;
- if (!mlx5e_rep_is_lag_netdev(netdev))
- return;
-
priv = netdev_priv(netdev);
rpriv = priv->ppriv;
lag_dev = info->upper_dev;
@@ -293,6 +276,19 @@ static int mlx5e_rep_esw_bond_netevent(struct notifier_block *nb,
unsigned long event, void *ptr)
{
struct net_device *netdev = netdev_notifier_info_to_dev(ptr);
+ struct mlx5e_rep_priv *rpriv;
+ struct mlx5e_rep_bond *bond;
+ struct mlx5e_priv *priv;
+
+ if (!mlx5e_rep_is_lag_netdev(netdev))
+ return NOTIFY_DONE;
+
+ bond = container_of(nb, struct mlx5e_rep_bond, nb);
+ priv = netdev_priv(netdev);
+ rpriv = mlx5_eswitch_get_uplink_priv(priv->mdev->priv.eswitch, REP_ETH);
+ /* Verify VF representor is on the same device of the bond handling the netevent. */
+ if (rpriv->uplink_priv.bond != bond)
+ return NOTIFY_DONE;
switch (event) {
case NETDEV_CHANGELOWERSTATE:
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c
index c6d2f8c78db7..48dc121b2cb4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c
@@ -491,7 +491,7 @@ void mlx5e_rep_bridge_init(struct mlx5e_priv *priv)
}
br_offloads->netdev_nb.notifier_call = mlx5_esw_bridge_switchdev_port_event;
- err = register_netdevice_notifier(&br_offloads->netdev_nb);
+ err = register_netdevice_notifier_net(&init_net, &br_offloads->netdev_nb);
if (err) {
esw_warn(mdev, "Failed to register bridge offloads netdevice notifier (err=%d)\n",
err);
@@ -509,7 +509,9 @@ err_register_swdev_blk:
err_register_swdev:
destroy_workqueue(br_offloads->wq);
err_alloc_wq:
+ rtnl_lock();
mlx5_esw_bridge_cleanup(esw);
+ rtnl_unlock();
}
void mlx5e_rep_bridge_cleanup(struct mlx5e_priv *priv)
@@ -524,7 +526,7 @@ void mlx5e_rep_bridge_cleanup(struct mlx5e_priv *priv)
return;
cancel_delayed_work_sync(&br_offloads->update_work);
- unregister_netdevice_notifier(&br_offloads->netdev_nb);
+ unregister_netdevice_notifier_net(&init_net, &br_offloads->netdev_nb);
unregister_switchdev_blocking_notifier(&br_offloads->nb_blk);
unregister_switchdev_notifier(&br_offloads->nb);
destroy_workqueue(br_offloads->wq);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h b/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h
index 4cdf8e5b24c2..b789af07829c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h
@@ -167,6 +167,11 @@ static inline u16 mlx5e_txqsq_get_next_pi(struct mlx5e_txqsq *sq, u16 size)
return pi;
}
+static inline u16 mlx5e_shampo_get_cqe_header_index(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
+{
+ return be16_to_cpu(cqe->shampo.header_entry_index) & (rq->mpwqe.shampo->hd_per_wq - 1);
+}
+
struct mlx5e_shampo_umr {
u16 len;
};
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
index 338d65e2c9ce..56e10c84a706 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
@@ -341,8 +341,10 @@ mlx5e_xmit_xdp_frame(struct mlx5e_xdpsq *sq, struct mlx5e_xmit_data *xdptxd,
/* copy the inline part if required */
if (sq->min_inline_mode != MLX5_INLINE_MODE_NONE) {
- memcpy(eseg->inline_hdr.start, xdptxd->data, MLX5E_XDP_MIN_INLINE);
+ memcpy(eseg->inline_hdr.start, xdptxd->data, sizeof(eseg->inline_hdr.start));
eseg->inline_hdr.sz = cpu_to_be16(MLX5E_XDP_MIN_INLINE);
+ memcpy(dseg, xdptxd->data + sizeof(eseg->inline_hdr.start),
+ MLX5E_XDP_MIN_INLINE - sizeof(eseg->inline_hdr.start));
dma_len -= MLX5E_XDP_MIN_INLINE;
dma_addr += MLX5E_XDP_MIN_INLINE;
dseg++;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
index 2db9573a3fe6..b56fea142c24 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
@@ -157,11 +157,20 @@ static void mlx5e_ipsec_set_swp(struct sk_buff *skb,
/* Tunnel mode */
if (mode == XFRM_MODE_TUNNEL) {
eseg->swp_inner_l3_offset = skb_inner_network_offset(skb) / 2;
- eseg->swp_inner_l4_offset = skb_inner_transport_offset(skb) / 2;
if (xo->proto == IPPROTO_IPV6)
eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L3_IPV6;
- if (inner_ip_hdr(skb)->protocol == IPPROTO_UDP)
+
+ switch (xo->inner_ipproto) {
+ case IPPROTO_UDP:
eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L4_UDP;
+ fallthrough;
+ case IPPROTO_TCP:
+ /* IP | ESP | IP | [TCP | UDP] */
+ eseg->swp_inner_l4_offset = skb_inner_transport_offset(skb) / 2;
+ break;
+ default:
+ break;
+ }
return;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h
index b98db50c3418..428881e0adcb 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h
@@ -131,14 +131,17 @@ static inline bool
mlx5e_ipsec_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb,
struct mlx5_wqe_eth_seg *eseg)
{
- struct xfrm_offload *xo = xfrm_offload(skb);
+ u8 inner_ipproto;
if (!mlx5e_ipsec_eseg_meta(eseg))
return false;
eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM;
- if (xo->inner_ipproto) {
- eseg->cs_flags |= MLX5_ETH_WQE_L4_INNER_CSUM | MLX5_ETH_WQE_L3_INNER_CSUM;
+ inner_ipproto = xfrm_offload(skb)->inner_ipproto;
+ if (inner_ipproto) {
+ eseg->cs_flags |= MLX5_ETH_WQE_L3_INNER_CSUM;
+ if (inner_ipproto == IPPROTO_TCP || inner_ipproto == IPPROTO_UDP)
+ eseg->cs_flags |= MLX5_ETH_WQE_L4_INNER_CSUM;
} else if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
eseg->cs_flags |= MLX5_ETH_WQE_L4_CSUM;
sq->stats->csum_partial_inner++;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index e86ccc22fb82..ee0a8f5206e3 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -1117,7 +1117,7 @@ static void mlx5e_shampo_update_ipv6_udp_hdr(struct mlx5e_rq *rq, struct ipv6hdr
static void mlx5e_shampo_update_fin_psh_flags(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe,
struct tcphdr *skb_tcp_hd)
{
- u16 header_index = be16_to_cpu(cqe->shampo.header_entry_index);
+ u16 header_index = mlx5e_shampo_get_cqe_header_index(rq, cqe);
struct tcphdr *last_tcp_hd;
void *last_hd_addr;
@@ -1871,7 +1871,7 @@ mlx5e_skb_from_cqe_mpwrq_linear(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi,
return skb;
}
-static void
+static struct sk_buff *
mlx5e_skb_from_cqe_shampo(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi,
struct mlx5_cqe64 *cqe, u16 header_index)
{
@@ -1895,7 +1895,7 @@ mlx5e_skb_from_cqe_shampo(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi,
skb = mlx5e_build_linear_skb(rq, hdr, frag_size, rx_headroom, head_size);
if (unlikely(!skb))
- return;
+ return NULL;
/* queue up for recycling/reuse */
page_ref_inc(head->page);
@@ -1907,7 +1907,7 @@ mlx5e_skb_from_cqe_shampo(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi,
ALIGN(head_size, sizeof(long)));
if (unlikely(!skb)) {
rq->stats->buff_alloc_err++;
- return;
+ return NULL;
}
prefetchw(skb->data);
@@ -1918,9 +1918,7 @@ mlx5e_skb_from_cqe_shampo(struct mlx5e_rq *rq, struct mlx5e_mpw_info *wi,
skb->tail += head_size;
skb->len += head_size;
}
- rq->hw_gro_data->skb = skb;
- NAPI_GRO_CB(skb)->count = 1;
- skb_shinfo(skb)->gso_size = mpwrq_get_cqe_byte_cnt(cqe) - head_size;
+ return skb;
}
static void
@@ -1973,13 +1971,14 @@ mlx5e_free_rx_shampo_hd_entry(struct mlx5e_rq *rq, u16 header_index)
static void mlx5e_handle_rx_cqe_mpwrq_shampo(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
{
u16 data_bcnt = mpwrq_get_cqe_byte_cnt(cqe) - cqe->shampo.header_size;
- u16 header_index = be16_to_cpu(cqe->shampo.header_entry_index);
+ u16 header_index = mlx5e_shampo_get_cqe_header_index(rq, cqe);
u32 wqe_offset = be32_to_cpu(cqe->shampo.data_offset);
u16 cstrides = mpwrq_get_cqe_consumed_strides(cqe);
u32 data_offset = wqe_offset & (PAGE_SIZE - 1);
u32 cqe_bcnt = mpwrq_get_cqe_byte_cnt(cqe);
u16 wqe_id = be16_to_cpu(cqe->wqe_id);
u32 page_idx = wqe_offset >> PAGE_SHIFT;
+ u16 head_size = cqe->shampo.header_size;
struct sk_buff **skb = &rq->hw_gro_data->skb;
bool flush = cqe->shampo.flush;
bool match = cqe->shampo.match;
@@ -2011,9 +2010,16 @@ static void mlx5e_handle_rx_cqe_mpwrq_shampo(struct mlx5e_rq *rq, struct mlx5_cq
}
if (!*skb) {
- mlx5e_skb_from_cqe_shampo(rq, wi, cqe, header_index);
+ if (likely(head_size))
+ *skb = mlx5e_skb_from_cqe_shampo(rq, wi, cqe, header_index);
+ else
+ *skb = mlx5e_skb_from_cqe_mpwrq_nonlinear(rq, wi, cqe_bcnt, data_offset,
+ page_idx);
if (unlikely(!*skb))
goto free_hd_entry;
+
+ NAPI_GRO_CB(*skb)->count = 1;
+ skb_shinfo(*skb)->gso_size = cqe_bcnt - head_size;
} else {
NAPI_GRO_CB(*skb)->count++;
if (NAPI_GRO_CB(*skb)->count == 2 &&
@@ -2027,8 +2033,10 @@ static void mlx5e_handle_rx_cqe_mpwrq_shampo(struct mlx5e_rq *rq, struct mlx5_cq
}
}
- di = &wi->umr.dma_info[page_idx];
- mlx5e_fill_skb_data(*skb, rq, di, data_bcnt, data_offset);
+ if (likely(head_size)) {
+ di = &wi->umr.dma_info[page_idx];
+ mlx5e_fill_skb_data(*skb, rq, di, data_bcnt, data_offset);
+ }
mlx5e_shampo_complete_rx_cqe(rq, cqe, cqe_bcnt, *skb);
if (flush)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 3d908a7e1406..2022fa4a9598 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -1414,7 +1414,8 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
if (err)
goto err_out;
- if (!attr->chain && esw_attr->int_port) {
+ if (!attr->chain && esw_attr->int_port &&
+ attr->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) {
/* If decap route device is internal port, change the
* source vport value in reg_c0 back to uplink just in
* case the rule performs goto chain > 0. If we have a miss
@@ -3191,6 +3192,18 @@ actions_match_supported(struct mlx5e_priv *priv,
return false;
}
+ if (!(~actions &
+ (MLX5_FLOW_CONTEXT_ACTION_FWD_DEST | MLX5_FLOW_CONTEXT_ACTION_DROP))) {
+ NL_SET_ERR_MSG_MOD(extack, "Rule cannot support forward+drop action");
+ return false;
+ }
+
+ if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR &&
+ actions & MLX5_FLOW_CONTEXT_ACTION_DROP) {
+ NL_SET_ERR_MSG_MOD(extack, "Drop with modify header action is not supported");
+ return false;
+ }
+
if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR &&
!modify_header_match_supported(priv, &parse_attr->spec, flow_action,
actions, ct_flow, ct_clear, extack))
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index 7fd33b356cc8..ee7ecb88adc1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -208,7 +208,7 @@ static inline void mlx5e_insert_vlan(void *start, struct sk_buff *skb, u16 ihs)
int cpy1_sz = 2 * ETH_ALEN;
int cpy2_sz = ihs - cpy1_sz;
- memcpy(vhdr, skb->data, cpy1_sz);
+ memcpy(&vhdr->addrs, skb->data, cpy1_sz);
vhdr->h_vlan_proto = skb->vlan_proto;
vhdr->h_vlan_TCI = cpu_to_be16(skb_vlan_tag_get(skb));
memcpy(&vhdr->h_vlan_encapsulated_proto, skb->data + cpy1_sz, cpy2_sz);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c
index f690f430f40f..05e08cec5a8c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c
@@ -1574,6 +1574,8 @@ struct mlx5_esw_bridge_offloads *mlx5_esw_bridge_init(struct mlx5_eswitch *esw)
{
struct mlx5_esw_bridge_offloads *br_offloads;
+ ASSERT_RTNL();
+
br_offloads = kvzalloc(sizeof(*br_offloads), GFP_KERNEL);
if (!br_offloads)
return ERR_PTR(-ENOMEM);
@@ -1590,6 +1592,8 @@ void mlx5_esw_bridge_cleanup(struct mlx5_eswitch *esw)
{
struct mlx5_esw_bridge_offloads *br_offloads = esw->br_offloads;
+ ASSERT_RTNL();
+
if (!br_offloads)
return;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/diag/bridge_tracepoint.h b/drivers/net/ethernet/mellanox/mlx5/core/esw/diag/bridge_tracepoint.h
index 3401188e0a60..51ac24e6ec3c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/diag/bridge_tracepoint.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/diag/bridge_tracepoint.h
@@ -21,7 +21,7 @@ DECLARE_EVENT_CLASS(mlx5_esw_bridge_fdb_template,
__field(unsigned int, used)
),
TP_fast_assign(
- strncpy(__entry->dev_name,
+ strscpy(__entry->dev_name,
netdev_name(fdb->dev),
IFNAMSIZ);
memcpy(__entry->addr, fdb->key.addr, ETH_ALEN);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
index 0b0234f9d694..84dbe46d5ede 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
@@ -132,7 +132,7 @@ static void mlx5_stop_sync_reset_poll(struct mlx5_core_dev *dev)
{
struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset;
- del_timer(&fw_reset->timer);
+ del_timer_sync(&fw_reset->timer);
}
static void mlx5_sync_reset_clear_reset_requested(struct mlx5_core_dev *dev, bool poll_health)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
index d5e47630e284..df58cba37930 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
@@ -121,12 +121,13 @@ u32 mlx5_chains_get_nf_ft_chain(struct mlx5_fs_chains *chains)
u32 mlx5_chains_get_prio_range(struct mlx5_fs_chains *chains)
{
- if (!mlx5_chains_prios_supported(chains))
- return 1;
-
if (mlx5_chains_ignore_flow_level_supported(chains))
return UINT_MAX;
+ if (!chains->dev->priv.eswitch ||
+ chains->dev->priv.eswitch->mode != MLX5_ESWITCH_OFFLOADS)
+ return 1;
+
/* We should get here only for eswitch case */
return FDB_TC_MAX_PRIO;
}
@@ -211,7 +212,7 @@ static int
create_chain_restore(struct fs_chain *chain)
{
struct mlx5_eswitch *esw = chain->chains->dev->priv.eswitch;
- char modact[MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto)];
+ u8 modact[MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto)] = {};
struct mlx5_fs_chains *chains = chain->chains;
enum mlx5e_tc_attr_to_reg chain_to_reg;
struct mlx5_modify_hdr *mod_hdr;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/port.c b/drivers/net/ethernet/mellanox/mlx5/core/port.c
index 1ef2b6a848c1..7b16a1188aab 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/port.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/port.c
@@ -406,23 +406,24 @@ int mlx5_query_module_eeprom(struct mlx5_core_dev *dev,
switch (module_id) {
case MLX5_MODULE_ID_SFP:
- mlx5_sfp_eeprom_params_set(&query.i2c_address, &query.page, &query.offset);
+ mlx5_sfp_eeprom_params_set(&query.i2c_address, &query.page, &offset);
break;
case MLX5_MODULE_ID_QSFP:
case MLX5_MODULE_ID_QSFP_PLUS:
case MLX5_MODULE_ID_QSFP28:
- mlx5_qsfp_eeprom_params_set(&query.i2c_address, &query.page, &query.offset);
+ mlx5_qsfp_eeprom_params_set(&query.i2c_address, &query.page, &offset);
break;
default:
mlx5_core_err(dev, "Module ID not recognized: 0x%x\n", module_id);
return -EINVAL;
}
- if (query.offset + size > MLX5_EEPROM_PAGE_LENGTH)
+ if (offset + size > MLX5_EEPROM_PAGE_LENGTH)
/* Cross pages read, read until offset 256 in low page */
- size -= offset + size - MLX5_EEPROM_PAGE_LENGTH;
+ size = MLX5_EEPROM_PAGE_LENGTH - offset;
query.size = size;
+ query.offset = offset;
return mlx5_query_mcia(dev, &query, data);
}
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c b/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c
index dc7e5ea6ec15..148d431fcde4 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c
@@ -145,9 +145,9 @@ static void sparx5_xtr_grp(struct sparx5 *sparx5, u8 grp, bool byte_swap)
skb_put(skb, byte_cnt - ETH_FCS_LEN);
eth_skb_pad(skb);
skb->protocol = eth_type_trans(skb, netdev);
- netif_rx(skb);
netdev->stats.rx_bytes += skb->len;
netdev->stats.rx_packets++;
+ netif_rx(skb);
}
static int sparx5_inject(struct sparx5 *sparx5,
diff --git a/drivers/net/ethernet/smsc/smc911x.c b/drivers/net/ethernet/smsc/smc911x.c
index dd6f69ced4ee..fc9cef9dcefc 100644
--- a/drivers/net/ethernet/smsc/smc911x.c
+++ b/drivers/net/ethernet/smsc/smc911x.c
@@ -1648,7 +1648,7 @@ static int smc911x_ethtool_geteeprom(struct net_device *dev,
return ret;
if ((ret=smc911x_ethtool_read_eeprom_byte(dev, &eebuf[i]))!=0)
return ret;
- }
+ }
memcpy(data, eebuf+eeprom->offset, eeprom->len);
return 0;
}
@@ -1667,11 +1667,11 @@ static int smc911x_ethtool_seteeprom(struct net_device *dev,
return ret;
/* write byte */
if ((ret=smc911x_ethtool_write_eeprom_byte(dev, *data))!=0)
- return ret;
+ return ret;
if ((ret=smc911x_ethtool_write_eeprom_cmd(dev, E2P_CMD_EPC_CMD_WRITE_, i ))!=0)
return ret;
- }
- return 0;
+ }
+ return 0;
}
static int smc911x_ethtool_geteeprom_len(struct net_device *dev)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c
index dde5b772a5af..c3f10a92b62b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c
@@ -49,13 +49,15 @@ struct visconti_eth {
void __iomem *reg;
u32 phy_intf_sel;
struct clk *phy_ref_clk;
+ struct device *dev;
spinlock_t lock; /* lock to protect register update */
};
static void visconti_eth_fix_mac_speed(void *priv, unsigned int speed)
{
struct visconti_eth *dwmac = priv;
- unsigned int val, clk_sel_val;
+ struct net_device *netdev = dev_get_drvdata(dwmac->dev);
+ unsigned int val, clk_sel_val = 0;
unsigned long flags;
spin_lock_irqsave(&dwmac->lock, flags);
@@ -85,7 +87,9 @@ static void visconti_eth_fix_mac_speed(void *priv, unsigned int speed)
break;
default:
/* No bit control */
- break;
+ netdev_err(netdev, "Unsupported speed request (%d)", speed);
+ spin_unlock_irqrestore(&dwmac->lock, flags);
+ return;
}
writel(val, dwmac->reg + MAC_CTRL_REG);
@@ -229,6 +233,7 @@ static int visconti_eth_dwmac_probe(struct platform_device *pdev)
spin_lock_init(&dwmac->lock);
dwmac->reg = stmmac_res.addr;
+ dwmac->dev = &pdev->dev;
plat_dat->bsp_priv = dwmac;
plat_dat->fix_mac_speed = visconti_eth_fix_mac_speed;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h
index 1914ad698cab..acd70b9a3173 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h
@@ -150,6 +150,7 @@
#define NUM_DWMAC100_DMA_REGS 9
#define NUM_DWMAC1000_DMA_REGS 23
+#define NUM_DWMAC4_DMA_REGS 27
void dwmac_enable_dma_transmission(void __iomem *ioaddr);
void dwmac_enable_dma_irq(void __iomem *ioaddr, u32 chan, bool rx, bool tx);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
index 164dff5ec32e..abfb3cd5958d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
@@ -21,10 +21,18 @@
#include "dwxgmac2.h"
#define REG_SPACE_SIZE 0x1060
+#define GMAC4_REG_SPACE_SIZE 0x116C
#define MAC100_ETHTOOL_NAME "st_mac100"
#define GMAC_ETHTOOL_NAME "st_gmac"
#define XGMAC_ETHTOOL_NAME "st_xgmac"
+/* Same as DMA_CHAN_BASE_ADDR defined in dwmac4_dma.h
+ *
+ * It is here because dwmac_dma.h and dwmac4_dam.h can not be included at the
+ * same time due to the conflicting macro names.
+ */
+#define GMAC4_DMA_CHAN_BASE_ADDR 0x00001100
+
#define ETHTOOL_DMA_OFFSET 55
struct stmmac_stats {
@@ -434,6 +442,8 @@ static int stmmac_ethtool_get_regs_len(struct net_device *dev)
if (priv->plat->has_xgmac)
return XGMAC_REGSIZE * 4;
+ else if (priv->plat->has_gmac4)
+ return GMAC4_REG_SPACE_SIZE;
return REG_SPACE_SIZE;
}
@@ -446,8 +456,13 @@ static void stmmac_ethtool_gregs(struct net_device *dev,
stmmac_dump_mac_regs(priv, priv->hw, reg_space);
stmmac_dump_dma_regs(priv, priv->ioaddr, reg_space);
- if (!priv->plat->has_xgmac) {
- /* Copy DMA registers to where ethtool expects them */
+ /* Copy DMA registers to where ethtool expects them */
+ if (priv->plat->has_gmac4) {
+ /* GMAC4 dumps its DMA registers at its DMA_CHAN_BASE_ADDR */
+ memcpy(&reg_space[ETHTOOL_DMA_OFFSET],
+ &reg_space[GMAC4_DMA_CHAN_BASE_ADDR / 4],
+ NUM_DWMAC4_DMA_REGS * 4);
+ } else if (!priv->plat->has_xgmac) {
memcpy(&reg_space[ETHTOOL_DMA_OFFSET],
&reg_space[DMA_BUS_MODE / 4],
NUM_DWMAC1000_DMA_REGS * 4);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
index 074e2cdfb0fa..a7ec9f4d46ce 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
@@ -145,15 +145,20 @@ static int adjust_systime(void __iomem *ioaddr, u32 sec, u32 nsec,
static void get_systime(void __iomem *ioaddr, u64 *systime)
{
- u64 ns;
-
- /* Get the TSSS value */
- ns = readl(ioaddr + PTP_STNSR);
- /* Get the TSS and convert sec time value to nanosecond */
- ns += readl(ioaddr + PTP_STSR) * 1000000000ULL;
+ u64 ns, sec0, sec1;
+
+ /* Get the TSS value */
+ sec1 = readl_relaxed(ioaddr + PTP_STSR);
+ do {
+ sec0 = sec1;
+ /* Get the TSSS value */
+ ns = readl_relaxed(ioaddr + PTP_STNSR);
+ /* Get the TSS value */
+ sec1 = readl_relaxed(ioaddr + PTP_STSR);
+ } while (sec0 != sec1);
if (systime)
- *systime = ns;
+ *systime = ns + (sec1 * 1000000000ULL);
}
static void get_ptptime(void __iomem *ptpaddr, u64 *ptp_time)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 639a753266e6..bde76ea2deec 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -7252,6 +7252,10 @@ int stmmac_dvr_remove(struct device *dev)
netdev_info(priv->dev, "%s: removing driver", __func__);
+ pm_runtime_get_sync(dev);
+ pm_runtime_disable(dev);
+ pm_runtime_put_noidle(dev);
+
stmmac_stop_all_dma(priv);
stmmac_mac_set(priv, priv->ioaddr, false);
netif_carrier_off(ndev);
@@ -7270,8 +7274,6 @@ int stmmac_dvr_remove(struct device *dev)
if (priv->plat->stmmac_rst)
reset_control_assert(priv->plat->stmmac_rst);
reset_control_assert(priv->plat->stmmac_ahb_rst);
- pm_runtime_put(dev);
- pm_runtime_disable(dev);
if (priv->hw->pcs != STMMAC_PCS_TBI &&
priv->hw->pcs != STMMAC_PCS_RTBI)
stmmac_mdio_unregister(ndev);