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path: root/drivers/net/ethernet/intel/ice/ice_lib.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_lib.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_lib.c98
1 files changed, 73 insertions, 25 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index d974e2fa3e63..ff72a6d1c978 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -26,16 +26,26 @@ const char *ice_vsi_type_str(enum ice_vsi_type type)
}
/**
- * ice_vsi_ctrl_rx_rings - Start or stop a VSI's Rx rings
+ * ice_vsi_ctrl_all_rx_rings - Start or stop a VSI's Rx rings
* @vsi: the VSI being configured
* @ena: start or stop the Rx rings
+ *
+ * First enable/disable all of the Rx rings, flush any remaining writes, and
+ * then verify that they have all been enabled/disabled successfully. This will
+ * let all of the register writes complete when enabling/disabling the Rx rings
+ * before waiting for the change in hardware to complete.
*/
-static int ice_vsi_ctrl_rx_rings(struct ice_vsi *vsi, bool ena)
+static int ice_vsi_ctrl_all_rx_rings(struct ice_vsi *vsi, bool ena)
{
int i, ret = 0;
+ for (i = 0; i < vsi->num_rxq; i++)
+ ice_vsi_ctrl_one_rx_ring(vsi, ena, i, false);
+
+ ice_flush(&vsi->back->hw);
+
for (i = 0; i < vsi->num_rxq; i++) {
- ret = ice_vsi_ctrl_rx_ring(vsi, ena, i);
+ ret = ice_vsi_wait_one_rx_ring(vsi, ena, i);
if (ret)
break;
}
@@ -111,7 +121,6 @@ static void ice_vsi_set_num_desc(struct ice_vsi *vsi)
{
switch (vsi->type) {
case ICE_VSI_PF:
- /* fall through */
case ICE_VSI_LB:
vsi->num_rx_desc = ICE_DFLT_NUM_RX_DESC;
vsi->num_tx_desc = ICE_DFLT_NUM_TX_DESC;
@@ -433,7 +442,7 @@ static int ice_vsi_get_qs(struct ice_vsi *vsi)
.scatter_count = ICE_MAX_SCATTER_TXQS,
.vsi_map = vsi->txq_map,
.vsi_map_offset = 0,
- .mapping_mode = vsi->tx_mapping_mode
+ .mapping_mode = ICE_VSI_MAP_CONTIG
};
struct ice_qs_cfg rx_qs_cfg = {
.qs_mutex = &pf->avail_q_mutex,
@@ -443,18 +452,21 @@ static int ice_vsi_get_qs(struct ice_vsi *vsi)
.scatter_count = ICE_MAX_SCATTER_RXQS,
.vsi_map = vsi->rxq_map,
.vsi_map_offset = 0,
- .mapping_mode = vsi->rx_mapping_mode
+ .mapping_mode = ICE_VSI_MAP_CONTIG
};
- int ret = 0;
-
- vsi->tx_mapping_mode = ICE_VSI_MAP_CONTIG;
- vsi->rx_mapping_mode = ICE_VSI_MAP_CONTIG;
+ int ret;
ret = __ice_vsi_get_qs(&tx_qs_cfg);
- if (!ret)
- ret = __ice_vsi_get_qs(&rx_qs_cfg);
+ if (ret)
+ return ret;
+ vsi->tx_mapping_mode = tx_qs_cfg.mapping_mode;
- return ret;
+ ret = __ice_vsi_get_qs(&rx_qs_cfg);
+ if (ret)
+ return ret;
+ vsi->rx_mapping_mode = rx_qs_cfg.mapping_mode;
+
+ return 0;
}
/**
@@ -804,7 +816,6 @@ static int ice_vsi_init(struct ice_vsi *vsi, bool init_vsi)
ctxt->info = vsi->info;
switch (vsi->type) {
case ICE_VSI_LB:
- /* fall through */
case ICE_VSI_PF:
ctxt->flags = ICE_AQ_VSI_TYPE_PF;
break;
@@ -1348,7 +1359,9 @@ int ice_vsi_add_vlan(struct ice_vsi *vsi, u16 vid)
list_add(&tmp->list_entry, &tmp_add_list);
status = ice_add_vlan(&pf->hw, &tmp_add_list);
- if (status) {
+ if (!status) {
+ vsi->num_vlan++;
+ } else {
err = -ENODEV;
dev_err(dev, "Failure Adding VLAN %d on VSI %i\n", vid,
vsi->vsi_num);
@@ -1390,10 +1403,12 @@ int ice_vsi_kill_vlan(struct ice_vsi *vsi, u16 vid)
list_add(&list->list_entry, &tmp_add_list);
status = ice_remove_vlan(&pf->hw, &tmp_add_list);
- if (status == ICE_ERR_DOES_NOT_EXIST) {
+ if (!status) {
+ vsi->num_vlan--;
+ } else if (status == ICE_ERR_DOES_NOT_EXIST) {
dev_dbg(dev, "Failed to remove VLAN %d on VSI %i, it does not exist, status: %d\n",
vid, vsi->vsi_num, status);
- } else if (status) {
+ } else {
dev_err(dev, "Error removing VLAN %d on vsi %i error: %d\n",
vid, vsi->vsi_num, status);
err = -EIO;
@@ -1678,25 +1693,25 @@ out:
}
/**
- * ice_vsi_start_rx_rings - start VSI's Rx rings
- * @vsi: the VSI whose rings are to be started
+ * ice_vsi_start_all_rx_rings - start/enable all of a VSI's Rx rings
+ * @vsi: the VSI whose rings are to be enabled
*
* Returns 0 on success and a negative value on error
*/
-int ice_vsi_start_rx_rings(struct ice_vsi *vsi)
+int ice_vsi_start_all_rx_rings(struct ice_vsi *vsi)
{
- return ice_vsi_ctrl_rx_rings(vsi, true);
+ return ice_vsi_ctrl_all_rx_rings(vsi, true);
}
/**
- * ice_vsi_stop_rx_rings - stop VSI's Rx rings
- * @vsi: the VSI
+ * ice_vsi_stop_all_rx_rings - stop/disable all of a VSI's Rx rings
+ * @vsi: the VSI whose rings are to be disabled
*
* Returns 0 on success and a negative value on error
*/
-int ice_vsi_stop_rx_rings(struct ice_vsi *vsi)
+int ice_vsi_stop_all_rx_rings(struct ice_vsi *vsi)
{
- return ice_vsi_ctrl_rx_rings(vsi, false);
+ return ice_vsi_ctrl_all_rx_rings(vsi, false);
}
/**
@@ -1756,6 +1771,26 @@ int ice_vsi_stop_xdp_tx_rings(struct ice_vsi *vsi)
}
/**
+ * ice_vsi_is_vlan_pruning_ena - check if VLAN pruning is enabled or not
+ * @vsi: VSI to check whether or not VLAN pruning is enabled.
+ *
+ * returns true if Rx VLAN pruning and Tx VLAN anti-spoof is enabled and false
+ * otherwise.
+ */
+bool ice_vsi_is_vlan_pruning_ena(struct ice_vsi *vsi)
+{
+ u8 rx_pruning = ICE_AQ_VSI_SW_FLAG_RX_VLAN_PRUNE_ENA;
+ u8 tx_pruning = ICE_AQ_VSI_SEC_TX_VLAN_PRUNE_ENA <<
+ ICE_AQ_VSI_SEC_TX_PRUNE_ENA_S;
+
+ if (!vsi)
+ return false;
+
+ return ((vsi->info.sw_flags2 & rx_pruning) &&
+ (vsi->info.sec_flags & tx_pruning));
+}
+
+/**
* ice_cfg_vlan_pruning - enable or disable VLAN pruning on the VSI
* @vsi: VSI to enable or disable VLAN pruning on
* @ena: set to true to enable VLAN pruning and false to disable it
@@ -2025,6 +2060,17 @@ ice_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi,
if (ret)
goto unroll_vector_base;
+ /* Always add VLAN ID 0 switch rule by default. This is needed
+ * in order to allow all untagged and 0 tagged priority traffic
+ * if Rx VLAN pruning is enabled. Also there are cases where we
+ * don't get the call to add VLAN 0 via ice_vlan_rx_add_vid()
+ * so this handles those cases (i.e. adding the PF to a bridge
+ * without the 8021q module loaded).
+ */
+ ret = ice_vsi_add_vlan(vsi, 0);
+ if (ret)
+ goto unroll_clear_rings;
+
ice_vsi_map_rings_to_vectors(vsi);
/* Do not exit if configuring RSS had an issue, at least
@@ -2104,6 +2150,8 @@ ice_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi,
return vsi;
+unroll_clear_rings:
+ ice_vsi_clear_rings(vsi);
unroll_vector_base:
/* reclaim SW interrupts back to the common pool */
ice_free_res(pf->irq_tracker, vsi->base_vector, vsi->idx);
generated by cgit v1.2.3 (git 2.39.0) at 2025-09-01 20:12:18 +0300