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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.c65
1 files changed, 54 insertions, 11 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index 737c00b02dd0..06e712cdc3d9 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -7,6 +7,7 @@
#include "ice_lib.h"
#include "ice_fltr.h"
#include "ice_dcb_lib.h"
+#include "ice_type.h"
#include "ice_vsi_vlan_ops.h"
/**
@@ -20,6 +21,8 @@ const char *ice_vsi_type_str(enum ice_vsi_type vsi_type)
return "ICE_VSI_PF";
case ICE_VSI_VF:
return "ICE_VSI_VF";
+ case ICE_VSI_SF:
+ return "ICE_VSI_SF";
case ICE_VSI_CTRL:
return "ICE_VSI_CTRL";
case ICE_VSI_CHNL:
@@ -135,6 +138,7 @@ static void ice_vsi_set_num_desc(struct ice_vsi *vsi)
{
switch (vsi->type) {
case ICE_VSI_PF:
+ case ICE_VSI_SF:
case ICE_VSI_CTRL:
case ICE_VSI_LB:
/* a user could change the values of num_[tr]x_desc using
@@ -201,6 +205,12 @@ static void ice_vsi_set_num_qs(struct ice_vsi *vsi)
max_t(int, vsi->alloc_rxq,
vsi->alloc_txq));
break;
+ case ICE_VSI_SF:
+ vsi->alloc_txq = 1;
+ vsi->alloc_rxq = 1;
+ vsi->num_q_vectors = 1;
+ vsi->irq_dyn_alloc = true;
+ break;
case ICE_VSI_VF:
if (vf->num_req_qs)
vf->num_vf_qs = vf->num_req_qs;
@@ -423,7 +433,7 @@ err_out:
* This deallocates the VSI's queue resources, removes it from the PF's
* VSI array if necessary, and deallocates the VSI
*/
-static void ice_vsi_free(struct ice_vsi *vsi)
+void ice_vsi_free(struct ice_vsi *vsi)
{
struct ice_pf *pf = NULL;
struct device *dev;
@@ -559,6 +569,7 @@ ice_vsi_alloc_def(struct ice_vsi *vsi, struct ice_channel *ch)
switch (vsi->type) {
case ICE_VSI_PF:
+ case ICE_VSI_SF:
/* Setup default MSIX irq handler for VSI */
vsi->irq_handler = ice_msix_clean_rings;
break;
@@ -595,7 +606,7 @@ ice_vsi_alloc_def(struct ice_vsi *vsi, struct ice_channel *ch)
*
* returns a pointer to a VSI on success, NULL on failure.
*/
-static struct ice_vsi *ice_vsi_alloc(struct ice_pf *pf)
+struct ice_vsi *ice_vsi_alloc(struct ice_pf *pf)
{
struct device *dev = ice_pf_to_dev(pf);
struct ice_vsi *vsi = NULL;
@@ -889,6 +900,11 @@ static void ice_vsi_set_rss_params(struct ice_vsi *vsi)
max_rss_size);
vsi->rss_lut_type = ICE_LUT_PF;
break;
+ case ICE_VSI_SF:
+ vsi->rss_table_size = ICE_LUT_VSI_SIZE;
+ vsi->rss_size = min_t(u16, num_online_cpus(), max_rss_size);
+ vsi->rss_lut_type = ICE_LUT_VSI;
+ break;
case ICE_VSI_VF:
/* VF VSI will get a small RSS table.
* For VSI_LUT, LUT size should be set to 64 bytes.
@@ -1136,6 +1152,7 @@ static void ice_set_rss_vsi_ctx(struct ice_vsi_ctx *ctxt, struct ice_vsi *vsi)
lut_type = ICE_AQ_VSI_Q_OPT_RSS_LUT_PF;
break;
case ICE_VSI_VF:
+ case ICE_VSI_SF:
/* VF VSI will gets a small RSS table which is a VSI LUT type */
lut_type = ICE_AQ_VSI_Q_OPT_RSS_LUT_VSI;
break;
@@ -1214,6 +1231,7 @@ static int ice_vsi_init(struct ice_vsi *vsi, u32 vsi_flags)
case ICE_VSI_PF:
ctxt->flags = ICE_AQ_VSI_TYPE_PF;
break;
+ case ICE_VSI_SF:
case ICE_VSI_CHNL:
ctxt->flags = ICE_AQ_VSI_TYPE_VMDQ2;
break;
@@ -2095,6 +2113,7 @@ static void ice_set_agg_vsi(struct ice_vsi *vsi)
case ICE_VSI_CHNL:
case ICE_VSI_LB:
case ICE_VSI_PF:
+ case ICE_VSI_SF:
max_agg_nodes = ICE_MAX_PF_AGG_NODES;
agg_node_id_start = ICE_PF_AGG_NODE_ID_START;
agg_node_iter = &pf->pf_agg_node[0];
@@ -2264,6 +2283,7 @@ static int ice_vsi_cfg_def(struct ice_vsi *vsi)
switch (vsi->type) {
case ICE_VSI_CTRL:
+ case ICE_VSI_SF:
case ICE_VSI_PF:
ret = ice_vsi_alloc_q_vectors(vsi);
if (ret)
@@ -2413,13 +2433,6 @@ void ice_vsi_decfg(struct ice_vsi *vsi)
struct ice_pf *pf = vsi->back;
int err;
- /* The Rx rule will only exist to remove if the LLDP FW
- * engine is currently stopped
- */
- if (!ice_is_safe_mode(pf) && vsi->type == ICE_VSI_PF &&
- !test_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags))
- ice_cfg_sw_lldp(vsi, false, false);
-
ice_rm_vsi_lan_cfg(vsi->port_info, vsi->idx);
err = ice_rm_vsi_rdma_cfg(vsi->port_info, vsi->idx);
if (err)
@@ -2648,7 +2661,8 @@ int ice_ena_vsi(struct ice_vsi *vsi, bool locked)
clear_bit(ICE_VSI_NEEDS_RESTART, vsi->state);
- if (vsi->netdev && vsi->type == ICE_VSI_PF) {
+ if (vsi->netdev && (vsi->type == ICE_VSI_PF ||
+ vsi->type == ICE_VSI_SF)) {
if (netif_running(vsi->netdev)) {
if (!locked)
rtnl_lock();
@@ -2676,7 +2690,8 @@ void ice_dis_vsi(struct ice_vsi *vsi, bool locked)
set_bit(ICE_VSI_NEEDS_RESTART, vsi->state);
- if (vsi->type == ICE_VSI_PF && vsi->netdev) {
+ if (vsi->netdev && (vsi->type == ICE_VSI_PF ||
+ vsi->type == ICE_VSI_SF)) {
if (netif_running(vsi->netdev)) {
if (!locked)
rtnl_lock();
@@ -2747,6 +2762,26 @@ void ice_vsi_clear_napi_queues(struct ice_vsi *vsi)
}
/**
+ * ice_napi_add - register NAPI handler for the VSI
+ * @vsi: VSI for which NAPI handler is to be registered
+ *
+ * This function is only called in the driver's load path. Registering the NAPI
+ * handler is done in ice_vsi_alloc_q_vector() for all other cases (i.e. resume,
+ * reset/rebuild, etc.)
+ */
+void ice_napi_add(struct ice_vsi *vsi)
+{
+ int v_idx;
+
+ if (!vsi->netdev)
+ return;
+
+ ice_for_each_q_vector(vsi, v_idx)
+ netif_napi_add(vsi->netdev, &vsi->q_vectors[v_idx]->napi,
+ ice_napi_poll);
+}
+
+/**
* ice_vsi_release - Delete a VSI and free its resources
* @vsi: the VSI being removed
*
@@ -2764,6 +2799,14 @@ int ice_vsi_release(struct ice_vsi *vsi)
ice_rss_clean(vsi);
ice_vsi_close(vsi);
+
+ /* The Rx rule will only exist to remove if the LLDP FW
+ * engine is currently stopped
+ */
+ if (!ice_is_safe_mode(pf) && vsi->type == ICE_VSI_PF &&
+ !test_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags))
+ ice_cfg_sw_lldp(vsi, false, false);
+
ice_vsi_decfg(vsi);
/* retain SW VSI data structure since it is needed to unregister and