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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:47:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:47:48 +0000
commita1865fbd182b17f2d2f465f557af5b45501c5f1c (patch)
tree59da519ef2e59c763bb8efdbe67bc348cf833767 /drivers/net/ethernet/intel
parentAdding upstream version 6.7.9. (diff)
downloadlinux-a1865fbd182b17f2d2f465f557af5b45501c5f1c.tar.xz
linux-a1865fbd182b17f2d2f465f557af5b45501c5f1c.zip
Adding upstream version 6.7.12.upstream/6.7.12
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/ethernet/intel')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c2
-rw-r--r--drivers/net/ethernet/intel/ice/ice_dpll.c2
-rw-r--r--drivers/net/ethernet/intel/ice/ice_main.c26
-rw-r--r--drivers/net/ethernet/intel/ice/ice_sriov.c33
-rw-r--r--drivers/net/ethernet/intel/ice/ice_vf_lib.c35
-rw-r--r--drivers/net/ethernet/intel/ice/ice_vf_lib.h1
-rw-r--r--drivers/net/ethernet/intel/ice/ice_vf_lib_private.h1
-rw-r--r--drivers/net/ethernet/intel/ice/ice_virtchnl.c9
-rw-r--r--drivers/net/ethernet/intel/ice/ice_virtchnl_allowlist.c2
-rw-r--r--drivers/net/ethernet/intel/ice/ice_xsk.c9
-rw-r--r--drivers/net/ethernet/intel/idpf/idpf_virtchnl.c2
-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c23
-rw-r--r--drivers/net/ethernet/intel/igc/igc_main.c25
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_main.c56
14 files changed, 120 insertions, 106 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index d9716bcec8..b0dc0fc6b1 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -13629,9 +13629,9 @@ int i40e_queue_pair_disable(struct i40e_vsi *vsi, int queue_pair)
return err;
i40e_queue_pair_disable_irq(vsi, queue_pair);
+ i40e_queue_pair_toggle_napi(vsi, queue_pair, false /* off */);
err = i40e_queue_pair_toggle_rings(vsi, queue_pair, false /* off */);
i40e_clean_rx_ring(vsi->rx_rings[queue_pair]);
- i40e_queue_pair_toggle_napi(vsi, queue_pair, false /* off */);
i40e_queue_pair_clean_rings(vsi, queue_pair);
i40e_queue_pair_reset_stats(vsi, queue_pair);
diff --git a/drivers/net/ethernet/intel/ice/ice_dpll.c b/drivers/net/ethernet/intel/ice/ice_dpll.c
index 2b657d43c7..68b894bb68 100644
--- a/drivers/net/ethernet/intel/ice/ice_dpll.c
+++ b/drivers/net/ethernet/intel/ice/ice_dpll.c
@@ -2146,6 +2146,7 @@ void ice_dpll_init(struct ice_pf *pf)
struct ice_dplls *d = &pf->dplls;
int err = 0;
+ mutex_init(&d->lock);
err = ice_dpll_init_info(pf, cgu);
if (err)
goto err_exit;
@@ -2158,7 +2159,6 @@ void ice_dpll_init(struct ice_pf *pf)
err = ice_dpll_init_pins(pf, cgu);
if (err)
goto deinit_pps;
- mutex_init(&d->lock);
if (cgu) {
err = ice_dpll_init_worker(pf);
if (err)
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index adfdea1e28..dabf33cec3 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -6572,6 +6572,7 @@ static void ice_update_vsi_ring_stats(struct ice_vsi *vsi)
{
struct rtnl_link_stats64 *net_stats, *stats_prev;
struct rtnl_link_stats64 *vsi_stats;
+ struct ice_pf *pf = vsi->back;
u64 pkts, bytes;
int i;
@@ -6617,21 +6618,18 @@ static void ice_update_vsi_ring_stats(struct ice_vsi *vsi)
net_stats = &vsi->net_stats;
stats_prev = &vsi->net_stats_prev;
- /* clear prev counters after reset */
- if (vsi_stats->tx_packets < stats_prev->tx_packets ||
- vsi_stats->rx_packets < stats_prev->rx_packets) {
- stats_prev->tx_packets = 0;
- stats_prev->tx_bytes = 0;
- stats_prev->rx_packets = 0;
- stats_prev->rx_bytes = 0;
+ /* Update netdev counters, but keep in mind that values could start at
+ * random value after PF reset. And as we increase the reported stat by
+ * diff of Prev-Cur, we need to be sure that Prev is valid. If it's not,
+ * let's skip this round.
+ */
+ if (likely(pf->stat_prev_loaded)) {
+ net_stats->tx_packets += vsi_stats->tx_packets - stats_prev->tx_packets;
+ net_stats->tx_bytes += vsi_stats->tx_bytes - stats_prev->tx_bytes;
+ net_stats->rx_packets += vsi_stats->rx_packets - stats_prev->rx_packets;
+ net_stats->rx_bytes += vsi_stats->rx_bytes - stats_prev->rx_bytes;
}
- /* update netdev counters */
- net_stats->tx_packets += vsi_stats->tx_packets - stats_prev->tx_packets;
- net_stats->tx_bytes += vsi_stats->tx_bytes - stats_prev->tx_bytes;
- net_stats->rx_packets += vsi_stats->rx_packets - stats_prev->rx_packets;
- net_stats->rx_bytes += vsi_stats->rx_bytes - stats_prev->rx_bytes;
-
stats_prev->tx_packets = vsi_stats->tx_packets;
stats_prev->tx_bytes = vsi_stats->tx_bytes;
stats_prev->rx_packets = vsi_stats->rx_packets;
@@ -7800,6 +7798,8 @@ ice_bridge_setlink(struct net_device *dev, struct nlmsghdr *nlh,
pf_sw = pf->first_sw;
/* find the attribute in the netlink message */
br_spec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC);
+ if (!br_spec)
+ return -EINVAL;
nla_for_each_nested(attr, br_spec, rem) {
__u16 mode;
diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.c b/drivers/net/ethernet/intel/ice/ice_sriov.c
index e1494f24f6..cd61928700 100644
--- a/drivers/net/ethernet/intel/ice/ice_sriov.c
+++ b/drivers/net/ethernet/intel/ice/ice_sriov.c
@@ -763,24 +763,6 @@ static void ice_sriov_clear_reset_trigger(struct ice_vf *vf)
}
/**
- * ice_sriov_create_vsi - Create a new VSI for a VF
- * @vf: VF to create the VSI for
- *
- * This is called by ice_vf_recreate_vsi to create the new VSI after the old
- * VSI has been released.
- */
-static int ice_sriov_create_vsi(struct ice_vf *vf)
-{
- struct ice_vsi *vsi;
-
- vsi = ice_vf_vsi_setup(vf);
- if (!vsi)
- return -ENOMEM;
-
- return 0;
-}
-
-/**
* ice_sriov_post_vsi_rebuild - tasks to do after the VF's VSI have been rebuilt
* @vf: VF to perform tasks on
*/
@@ -799,7 +781,6 @@ static const struct ice_vf_ops ice_sriov_vf_ops = {
.poll_reset_status = ice_sriov_poll_reset_status,
.clear_reset_trigger = ice_sriov_clear_reset_trigger,
.irq_close = NULL,
- .create_vsi = ice_sriov_create_vsi,
.post_vsi_rebuild = ice_sriov_post_vsi_rebuild,
};
@@ -1093,6 +1074,7 @@ int ice_sriov_set_msix_vec_count(struct pci_dev *vf_dev, int msix_vec_count)
struct ice_pf *pf = pci_get_drvdata(pdev);
u16 prev_msix, prev_queues, queues;
bool needs_rebuild = false;
+ struct ice_vsi *vsi;
struct ice_vf *vf;
int id;
@@ -1127,6 +1109,10 @@ int ice_sriov_set_msix_vec_count(struct pci_dev *vf_dev, int msix_vec_count)
if (!vf)
return -ENOENT;
+ vsi = ice_get_vf_vsi(vf);
+ if (!vsi)
+ return -ENOENT;
+
prev_msix = vf->num_msix;
prev_queues = vf->num_vf_qs;
@@ -1147,8 +1133,7 @@ int ice_sriov_set_msix_vec_count(struct pci_dev *vf_dev, int msix_vec_count)
if (vf->first_vector_idx < 0)
goto unroll;
- ice_vf_vsi_release(vf);
- if (vf->vf_ops->create_vsi(vf)) {
+ if (ice_vf_reconfig_vsi(vf) || ice_vf_init_host_cfg(vf, vsi)) {
/* Try to rebuild with previous values */
needs_rebuild = true;
goto unroll;
@@ -1174,8 +1159,10 @@ unroll:
if (vf->first_vector_idx < 0)
return -EINVAL;
- if (needs_rebuild)
- vf->vf_ops->create_vsi(vf);
+ if (needs_rebuild) {
+ ice_vf_reconfig_vsi(vf);
+ ice_vf_init_host_cfg(vf, vsi);
+ }
ice_ena_vf_mappings(vf);
ice_put_vf(vf);
diff --git a/drivers/net/ethernet/intel/ice/ice_vf_lib.c b/drivers/net/ethernet/intel/ice/ice_vf_lib.c
index b7ae099521..88e3cd09f8 100644
--- a/drivers/net/ethernet/intel/ice/ice_vf_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_vf_lib.c
@@ -248,29 +248,44 @@ static void ice_vf_pre_vsi_rebuild(struct ice_vf *vf)
}
/**
- * ice_vf_recreate_vsi - Release and re-create the VF's VSI
- * @vf: VF to recreate the VSI for
+ * ice_vf_reconfig_vsi - Reconfigure a VF VSI with the device
+ * @vf: VF to reconfigure the VSI for
*
- * This is only called when a single VF is being reset (i.e. VVF, VFLR, host
- * VF configuration change, etc)
+ * This is called when a single VF is being reset (i.e. VVF, VFLR, host VF
+ * configuration change, etc).
*
- * It releases and then re-creates a new VSI.
+ * It brings the VSI down and then reconfigures it with the hardware.
*/
-static int ice_vf_recreate_vsi(struct ice_vf *vf)
+int ice_vf_reconfig_vsi(struct ice_vf *vf)
{
+ struct ice_vsi *vsi = ice_get_vf_vsi(vf);
+ struct ice_vsi_cfg_params params = {};
struct ice_pf *pf = vf->pf;
int err;
- ice_vf_vsi_release(vf);
+ if (WARN_ON(!vsi))
+ return -EINVAL;
+
+ params = ice_vsi_to_params(vsi);
+ params.flags = ICE_VSI_FLAG_NO_INIT;
- err = vf->vf_ops->create_vsi(vf);
+ ice_vsi_decfg(vsi);
+ ice_fltr_remove_all(vsi);
+
+ err = ice_vsi_cfg(vsi, &params);
if (err) {
dev_err(ice_pf_to_dev(pf),
- "Failed to recreate the VF%u's VSI, error %d\n",
+ "Failed to reconfigure the VF%u's VSI, error %d\n",
vf->vf_id, err);
return err;
}
+ /* Update the lan_vsi_num field since it might have been changed. The
+ * PF lan_vsi_idx number remains the same so we don't need to change
+ * that.
+ */
+ vf->lan_vsi_num = vsi->vsi_num;
+
return 0;
}
@@ -929,7 +944,7 @@ int ice_reset_vf(struct ice_vf *vf, u32 flags)
ice_vf_pre_vsi_rebuild(vf);
- if (ice_vf_recreate_vsi(vf)) {
+ if (ice_vf_reconfig_vsi(vf)) {
dev_err(dev, "Failed to release and setup the VF%u's VSI\n",
vf->vf_id);
err = -EFAULT;
diff --git a/drivers/net/ethernet/intel/ice/ice_vf_lib.h b/drivers/net/ethernet/intel/ice/ice_vf_lib.h
index 93c774f2f4..6b41e0f3d3 100644
--- a/drivers/net/ethernet/intel/ice/ice_vf_lib.h
+++ b/drivers/net/ethernet/intel/ice/ice_vf_lib.h
@@ -62,7 +62,6 @@ struct ice_vf_ops {
bool (*poll_reset_status)(struct ice_vf *vf);
void (*clear_reset_trigger)(struct ice_vf *vf);
void (*irq_close)(struct ice_vf *vf);
- int (*create_vsi)(struct ice_vf *vf);
void (*post_vsi_rebuild)(struct ice_vf *vf);
};
diff --git a/drivers/net/ethernet/intel/ice/ice_vf_lib_private.h b/drivers/net/ethernet/intel/ice/ice_vf_lib_private.h
index 0c7e77c0a0..91ba7fe0ea 100644
--- a/drivers/net/ethernet/intel/ice/ice_vf_lib_private.h
+++ b/drivers/net/ethernet/intel/ice/ice_vf_lib_private.h
@@ -23,6 +23,7 @@
#warning "Only include ice_vf_lib_private.h in CONFIG_PCI_IOV virtualization files"
#endif
+int ice_vf_reconfig_vsi(struct ice_vf *vf);
void ice_initialize_vf_entry(struct ice_vf *vf);
void ice_dis_vf_qs(struct ice_vf *vf);
int ice_check_vf_init(struct ice_vf *vf);
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl.c b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
index 8872f7a4f4..d6348f2082 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
@@ -440,7 +440,6 @@ static int ice_vc_get_vf_res_msg(struct ice_vf *vf, u8 *msg)
vf->driver_caps = *(u32 *)msg;
else
vf->driver_caps = VIRTCHNL_VF_OFFLOAD_L2 |
- VIRTCHNL_VF_OFFLOAD_RSS_REG |
VIRTCHNL_VF_OFFLOAD_VLAN;
vfres->vf_cap_flags = VIRTCHNL_VF_OFFLOAD_L2;
@@ -453,14 +452,8 @@ static int ice_vc_get_vf_res_msg(struct ice_vf *vf, u8 *msg)
vfres->vf_cap_flags |= ice_vc_get_vlan_caps(hw, vf, vsi,
vf->driver_caps);
- if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
+ if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RSS_PF)
vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RSS_PF;
- } else {
- if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RSS_AQ)
- vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RSS_AQ;
- else
- vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RSS_REG;
- }
if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC)
vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC;
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_allowlist.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_allowlist.c
index 7d547fa616..588b77f1a4 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_allowlist.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_allowlist.c
@@ -13,8 +13,6 @@
* - opcodes needed by VF when caps are activated
*
* Caps that don't use new opcodes (no opcodes should be allowed):
- * - VIRTCHNL_VF_OFFLOAD_RSS_AQ
- * - VIRTCHNL_VF_OFFLOAD_RSS_REG
* - VIRTCHNL_VF_OFFLOAD_WB_ON_ITR
* - VIRTCHNL_VF_OFFLOAD_CRC
* - VIRTCHNL_VF_OFFLOAD_RX_POLLING
diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c
index f3663b3f63..0fd5551b10 100644
--- a/drivers/net/ethernet/intel/ice/ice_xsk.c
+++ b/drivers/net/ethernet/intel/ice/ice_xsk.c
@@ -179,6 +179,10 @@ static int ice_qp_dis(struct ice_vsi *vsi, u16 q_idx)
return -EBUSY;
usleep_range(1000, 2000);
}
+
+ ice_qvec_dis_irq(vsi, rx_ring, q_vector);
+ ice_qvec_toggle_napi(vsi, q_vector, false);
+
netif_tx_stop_queue(netdev_get_tx_queue(vsi->netdev, q_idx));
ice_fill_txq_meta(vsi, tx_ring, &txq_meta);
@@ -195,13 +199,10 @@ static int ice_qp_dis(struct ice_vsi *vsi, u16 q_idx)
if (err)
return err;
}
- ice_qvec_dis_irq(vsi, rx_ring, q_vector);
-
err = ice_vsi_ctrl_one_rx_ring(vsi, false, q_idx, true);
if (err)
return err;
- ice_qvec_toggle_napi(vsi, q_vector, false);
ice_qp_clean_rings(vsi, q_idx);
ice_qp_reset_stats(vsi, q_idx);
@@ -259,11 +260,11 @@ static int ice_qp_ena(struct ice_vsi *vsi, u16 q_idx)
if (err)
return err;
- clear_bit(ICE_CFG_BUSY, vsi->state);
ice_qvec_toggle_napi(vsi, q_vector, true);
ice_qvec_ena_irq(vsi, q_vector);
netif_tx_start_queue(netdev_get_tx_queue(vsi->netdev, q_idx));
+ clear_bit(ICE_CFG_BUSY, vsi->state);
return 0;
}
diff --git a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c
index 2c1b051fdc..b0c52f1784 100644
--- a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c
+++ b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c
@@ -2087,8 +2087,10 @@ int idpf_send_disable_queues_msg(struct idpf_vport *vport)
set_bit(__IDPF_Q_POLL_MODE, vport->txqs[i]->flags);
/* schedule the napi to receive all the marker packets */
+ local_bh_disable();
for (i = 0; i < vport->num_q_vectors; i++)
napi_schedule(&vport->q_vectors[i].napi);
+ local_bh_enable();
return idpf_wait_for_marker_event(vport);
}
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index b2295caa2f..ada42ba635 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -6984,44 +6984,31 @@ static void igb_extts(struct igb_adapter *adapter, int tsintr_tt)
static void igb_tsync_interrupt(struct igb_adapter *adapter)
{
struct e1000_hw *hw = &adapter->hw;
- u32 ack = 0, tsicr = rd32(E1000_TSICR);
+ u32 tsicr = rd32(E1000_TSICR);
struct ptp_clock_event event;
if (tsicr & TSINTR_SYS_WRAP) {
event.type = PTP_CLOCK_PPS;
if (adapter->ptp_caps.pps)
ptp_clock_event(adapter->ptp_clock, &event);
- ack |= TSINTR_SYS_WRAP;
}
if (tsicr & E1000_TSICR_TXTS) {
/* retrieve hardware timestamp */
schedule_work(&adapter->ptp_tx_work);
- ack |= E1000_TSICR_TXTS;
}
- if (tsicr & TSINTR_TT0) {
+ if (tsicr & TSINTR_TT0)
igb_perout(adapter, 0);
- ack |= TSINTR_TT0;
- }
- if (tsicr & TSINTR_TT1) {
+ if (tsicr & TSINTR_TT1)
igb_perout(adapter, 1);
- ack |= TSINTR_TT1;
- }
- if (tsicr & TSINTR_AUTT0) {
+ if (tsicr & TSINTR_AUTT0)
igb_extts(adapter, 0);
- ack |= TSINTR_AUTT0;
- }
- if (tsicr & TSINTR_AUTT1) {
+ if (tsicr & TSINTR_AUTT1)
igb_extts(adapter, 1);
- ack |= TSINTR_AUTT1;
- }
-
- /* acknowledge the interrupts */
- wr32(E1000_TSICR, ack);
}
static irqreturn_t igb_msix_other(int irq, void *data)
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index e9bb403bba..45716d271d 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -5304,25 +5304,22 @@ igc_features_check(struct sk_buff *skb, struct net_device *dev,
static void igc_tsync_interrupt(struct igc_adapter *adapter)
{
- u32 ack, tsauxc, sec, nsec, tsicr;
struct igc_hw *hw = &adapter->hw;
+ u32 tsauxc, sec, nsec, tsicr;
struct ptp_clock_event event;
struct timespec64 ts;
tsicr = rd32(IGC_TSICR);
- ack = 0;
if (tsicr & IGC_TSICR_SYS_WRAP) {
event.type = PTP_CLOCK_PPS;
if (adapter->ptp_caps.pps)
ptp_clock_event(adapter->ptp_clock, &event);
- ack |= IGC_TSICR_SYS_WRAP;
}
if (tsicr & IGC_TSICR_TXTS) {
/* retrieve hardware timestamp */
igc_ptp_tx_tstamp_event(adapter);
- ack |= IGC_TSICR_TXTS;
}
if (tsicr & IGC_TSICR_TT0) {
@@ -5336,7 +5333,6 @@ static void igc_tsync_interrupt(struct igc_adapter *adapter)
wr32(IGC_TSAUXC, tsauxc);
adapter->perout[0].start = ts;
spin_unlock(&adapter->tmreg_lock);
- ack |= IGC_TSICR_TT0;
}
if (tsicr & IGC_TSICR_TT1) {
@@ -5350,7 +5346,6 @@ static void igc_tsync_interrupt(struct igc_adapter *adapter)
wr32(IGC_TSAUXC, tsauxc);
adapter->perout[1].start = ts;
spin_unlock(&adapter->tmreg_lock);
- ack |= IGC_TSICR_TT1;
}
if (tsicr & IGC_TSICR_AUTT0) {
@@ -5360,7 +5355,6 @@ static void igc_tsync_interrupt(struct igc_adapter *adapter)
event.index = 0;
event.timestamp = sec * NSEC_PER_SEC + nsec;
ptp_clock_event(adapter->ptp_clock, &event);
- ack |= IGC_TSICR_AUTT0;
}
if (tsicr & IGC_TSICR_AUTT1) {
@@ -5370,11 +5364,7 @@ static void igc_tsync_interrupt(struct igc_adapter *adapter)
event.index = 1;
event.timestamp = sec * NSEC_PER_SEC + nsec;
ptp_clock_event(adapter->ptp_clock, &event);
- ack |= IGC_TSICR_AUTT1;
}
-
- /* acknowledge the interrupts */
- wr32(IGC_TSICR, ack);
}
/**
@@ -6489,7 +6479,7 @@ static int igc_xdp_xmit(struct net_device *dev, int num_frames,
int cpu = smp_processor_id();
struct netdev_queue *nq;
struct igc_ring *ring;
- int i, drops;
+ int i, nxmit;
if (unlikely(!netif_carrier_ok(dev)))
return -ENETDOWN;
@@ -6505,16 +6495,15 @@ static int igc_xdp_xmit(struct net_device *dev, int num_frames,
/* Avoid transmit queue timeout since we share it with the slow path */
txq_trans_cond_update(nq);
- drops = 0;
+ nxmit = 0;
for (i = 0; i < num_frames; i++) {
int err;
struct xdp_frame *xdpf = frames[i];
err = igc_xdp_init_tx_descriptor(ring, xdpf);
- if (err) {
- xdp_return_frame_rx_napi(xdpf);
- drops++;
- }
+ if (err)
+ break;
+ nxmit++;
}
if (flags & XDP_XMIT_FLUSH)
@@ -6522,7 +6511,7 @@ static int igc_xdp_xmit(struct net_device *dev, int num_frames,
__netif_tx_unlock(nq);
- return num_frames - drops;
+ return nxmit;
}
static void igc_trigger_rxtxq_interrupt(struct igc_adapter *adapter,
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 6a3f633406..ce234e76ea 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -2939,8 +2939,8 @@ static void ixgbe_check_lsc(struct ixgbe_adapter *adapter)
static inline void ixgbe_irq_enable_queues(struct ixgbe_adapter *adapter,
u64 qmask)
{
- u32 mask;
struct ixgbe_hw *hw = &adapter->hw;
+ u32 mask;
switch (hw->mac.type) {
case ixgbe_mac_82598EB:
@@ -10525,6 +10525,44 @@ static void ixgbe_reset_rxr_stats(struct ixgbe_ring *rx_ring)
}
/**
+ * ixgbe_irq_disable_single - Disable single IRQ vector
+ * @adapter: adapter structure
+ * @ring: ring index
+ **/
+static void ixgbe_irq_disable_single(struct ixgbe_adapter *adapter, u32 ring)
+{
+ struct ixgbe_hw *hw = &adapter->hw;
+ u64 qmask = BIT_ULL(ring);
+ u32 mask;
+
+ switch (adapter->hw.mac.type) {
+ case ixgbe_mac_82598EB:
+ mask = qmask & IXGBE_EIMC_RTX_QUEUE;
+ IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, mask);
+ break;
+ case ixgbe_mac_82599EB:
+ case ixgbe_mac_X540:
+ case ixgbe_mac_X550:
+ case ixgbe_mac_X550EM_x:
+ case ixgbe_mac_x550em_a:
+ mask = (qmask & 0xFFFFFFFF);
+ if (mask)
+ IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(0), mask);
+ mask = (qmask >> 32);
+ if (mask)
+ IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(1), mask);
+ break;
+ default:
+ break;
+ }
+ IXGBE_WRITE_FLUSH(&adapter->hw);
+ if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED)
+ synchronize_irq(adapter->msix_entries[ring].vector);
+ else
+ synchronize_irq(adapter->pdev->irq);
+}
+
+/**
* ixgbe_txrx_ring_disable - Disable Rx/Tx/XDP Tx rings
* @adapter: adapter structure
* @ring: ring index
@@ -10540,6 +10578,11 @@ void ixgbe_txrx_ring_disable(struct ixgbe_adapter *adapter, int ring)
tx_ring = adapter->tx_ring[ring];
xdp_ring = adapter->xdp_ring[ring];
+ ixgbe_irq_disable_single(adapter, ring);
+
+ /* Rx/Tx/XDP Tx share the same napi context. */
+ napi_disable(&rx_ring->q_vector->napi);
+
ixgbe_disable_txr(adapter, tx_ring);
if (xdp_ring)
ixgbe_disable_txr(adapter, xdp_ring);
@@ -10548,9 +10591,6 @@ void ixgbe_txrx_ring_disable(struct ixgbe_adapter *adapter, int ring)
if (xdp_ring)
synchronize_rcu();
- /* Rx/Tx/XDP Tx share the same napi context. */
- napi_disable(&rx_ring->q_vector->napi);
-
ixgbe_clean_tx_ring(tx_ring);
if (xdp_ring)
ixgbe_clean_tx_ring(xdp_ring);
@@ -10578,9 +10618,6 @@ void ixgbe_txrx_ring_enable(struct ixgbe_adapter *adapter, int ring)
tx_ring = adapter->tx_ring[ring];
xdp_ring = adapter->xdp_ring[ring];
- /* Rx/Tx/XDP Tx share the same napi context. */
- napi_enable(&rx_ring->q_vector->napi);
-
ixgbe_configure_tx_ring(adapter, tx_ring);
if (xdp_ring)
ixgbe_configure_tx_ring(adapter, xdp_ring);
@@ -10589,6 +10626,11 @@ void ixgbe_txrx_ring_enable(struct ixgbe_adapter *adapter, int ring)
clear_bit(__IXGBE_TX_DISABLED, &tx_ring->state);
if (xdp_ring)
clear_bit(__IXGBE_TX_DISABLED, &xdp_ring->state);
+
+ /* Rx/Tx/XDP Tx share the same napi context. */
+ napi_enable(&rx_ring->q_vector->napi);
+ ixgbe_irq_enable_queues(adapter, BIT_ULL(ring));
+ IXGBE_WRITE_FLUSH(&adapter->hw);
}
/**