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path: root/drivers/net/ethernet/intel/ice/ice_sriov.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_sriov.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_sriov.c85
1 files changed, 29 insertions, 56 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_sriov.c b/drivers/net/ethernet/intel/ice/ice_sriov.c
index e1494f24f661..a94a1c48c3de 100644
--- a/drivers/net/ethernet/intel/ice/ice_sriov.c
+++ b/drivers/net/ethernet/intel/ice/ice_sriov.c
@@ -106,10 +106,8 @@ static void ice_dis_vf_mappings(struct ice_vf *vf)
for (v = first; v <= last; v++) {
u32 reg;
- reg = (((1 << GLINT_VECT2FUNC_IS_PF_S) &
- GLINT_VECT2FUNC_IS_PF_M) |
- ((hw->pf_id << GLINT_VECT2FUNC_PF_NUM_S) &
- GLINT_VECT2FUNC_PF_NUM_M));
+ reg = FIELD_PREP(GLINT_VECT2FUNC_IS_PF_M, 1) |
+ FIELD_PREP(GLINT_VECT2FUNC_PF_NUM_M, hw->pf_id);
wr32(hw, GLINT_VECT2FUNC(v), reg);
}
@@ -172,13 +170,14 @@ void ice_free_vfs(struct ice_pf *pf)
else
dev_warn(dev, "VFs are assigned - not disabling SR-IOV\n");
- mutex_lock(&vfs->table_lock);
+ ice_eswitch_reserve_cp_queues(pf, -ice_get_num_vfs(pf));
- ice_eswitch_release(pf);
+ mutex_lock(&vfs->table_lock);
ice_for_each_vf(pf, bkt, vf) {
mutex_lock(&vf->cfg_lock);
+ ice_eswitch_detach(pf, vf);
ice_dis_vf_qs(vf);
if (test_bit(ICE_VF_STATE_INIT, vf->vf_states)) {
@@ -274,24 +273,20 @@ static void ice_ena_vf_msix_mappings(struct ice_vf *vf)
(device_based_first_msix + vf->num_msix) - 1;
device_based_vf_id = vf->vf_id + hw->func_caps.vf_base_id;
- reg = (((device_based_first_msix << VPINT_ALLOC_FIRST_S) &
- VPINT_ALLOC_FIRST_M) |
- ((device_based_last_msix << VPINT_ALLOC_LAST_S) &
- VPINT_ALLOC_LAST_M) | VPINT_ALLOC_VALID_M);
+ reg = FIELD_PREP(VPINT_ALLOC_FIRST_M, device_based_first_msix) |
+ FIELD_PREP(VPINT_ALLOC_LAST_M, device_based_last_msix) |
+ VPINT_ALLOC_VALID_M;
wr32(hw, VPINT_ALLOC(vf->vf_id), reg);
- reg = (((device_based_first_msix << VPINT_ALLOC_PCI_FIRST_S)
- & VPINT_ALLOC_PCI_FIRST_M) |
- ((device_based_last_msix << VPINT_ALLOC_PCI_LAST_S) &
- VPINT_ALLOC_PCI_LAST_M) | VPINT_ALLOC_PCI_VALID_M);
+ reg = FIELD_PREP(VPINT_ALLOC_PCI_FIRST_M, device_based_first_msix) |
+ FIELD_PREP(VPINT_ALLOC_PCI_LAST_M, device_based_last_msix) |
+ VPINT_ALLOC_PCI_VALID_M;
wr32(hw, VPINT_ALLOC_PCI(vf->vf_id), reg);
/* map the interrupts to its functions */
for (v = pf_based_first_msix; v <= pf_based_last_msix; v++) {
- reg = (((device_based_vf_id << GLINT_VECT2FUNC_VF_NUM_S) &
- GLINT_VECT2FUNC_VF_NUM_M) |
- ((hw->pf_id << GLINT_VECT2FUNC_PF_NUM_S) &
- GLINT_VECT2FUNC_PF_NUM_M));
+ reg = FIELD_PREP(GLINT_VECT2FUNC_VF_NUM_M, device_based_vf_id) |
+ FIELD_PREP(GLINT_VECT2FUNC_PF_NUM_M, hw->pf_id);
wr32(hw, GLINT_VECT2FUNC(v), reg);
}
@@ -324,10 +319,8 @@ static void ice_ena_vf_q_mappings(struct ice_vf *vf, u16 max_txq, u16 max_rxq)
* VFNUMQ value should be set to (number of queues - 1). A value
* of 0 means 1 queue and a value of 255 means 256 queues
*/
- reg = (((vsi->txq_map[0] << VPLAN_TX_QBASE_VFFIRSTQ_S) &
- VPLAN_TX_QBASE_VFFIRSTQ_M) |
- (((max_txq - 1) << VPLAN_TX_QBASE_VFNUMQ_S) &
- VPLAN_TX_QBASE_VFNUMQ_M));
+ reg = FIELD_PREP(VPLAN_TX_QBASE_VFFIRSTQ_M, vsi->txq_map[0]) |
+ FIELD_PREP(VPLAN_TX_QBASE_VFNUMQ_M, max_txq - 1);
wr32(hw, VPLAN_TX_QBASE(vf->vf_id), reg);
} else {
dev_err(dev, "Scattered mode for VF Tx queues is not yet implemented\n");
@@ -342,10 +335,8 @@ static void ice_ena_vf_q_mappings(struct ice_vf *vf, u16 max_txq, u16 max_rxq)
* VFNUMQ value should be set to (number of queues - 1). A value
* of 0 means 1 queue and a value of 255 means 256 queues
*/
- reg = (((vsi->rxq_map[0] << VPLAN_RX_QBASE_VFFIRSTQ_S) &
- VPLAN_RX_QBASE_VFFIRSTQ_M) |
- (((max_rxq - 1) << VPLAN_RX_QBASE_VFNUMQ_S) &
- VPLAN_RX_QBASE_VFNUMQ_M));
+ reg = FIELD_PREP(VPLAN_RX_QBASE_VFFIRSTQ_M, vsi->rxq_map[0]) |
+ FIELD_PREP(VPLAN_RX_QBASE_VFNUMQ_M, max_rxq - 1);
wr32(hw, VPLAN_RX_QBASE(vf->vf_id), reg);
} else {
dev_err(dev, "Scattered mode for VF Rx queues is not yet implemented\n");
@@ -609,6 +600,14 @@ static int ice_start_vfs(struct ice_pf *pf)
goto teardown;
}
+ retval = ice_eswitch_attach(pf, vf);
+ if (retval) {
+ dev_err(ice_pf_to_dev(pf), "Failed to attach VF %d to eswitch, error %d",
+ vf->vf_id, retval);
+ ice_vf_vsi_release(vf);
+ goto teardown;
+ }
+
set_bit(ICE_VF_STATE_INIT, vf->vf_states);
ice_ena_vf_mappings(vf);
wr32(hw, VFGEN_RSTAT(vf->vf_id), VIRTCHNL_VFR_VFACTIVE);
@@ -763,24 +762,6 @@ 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 +780,6 @@ 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,
};
@@ -918,6 +898,7 @@ static int ice_ena_vfs(struct ice_pf *pf, u16 num_vfs)
goto err_unroll_sriov;
}
+ ice_eswitch_reserve_cp_queues(pf, num_vfs);
ret = ice_start_vfs(pf);
if (ret) {
dev_err(dev, "Failed to start %d VFs, err %d\n", num_vfs, ret);
@@ -927,12 +908,6 @@ static int ice_ena_vfs(struct ice_pf *pf, u16 num_vfs)
clear_bit(ICE_VF_DIS, pf->state);
- ret = ice_eswitch_configure(pf);
- if (ret) {
- dev_err(dev, "Failed to configure eswitch, err %d\n", ret);
- goto err_unroll_sriov;
- }
-
/* rearm global interrupts */
if (test_and_clear_bit(ICE_OICR_INTR_DIS, pf->state))
ice_irq_dynamic_ena(hw, NULL, NULL);
@@ -1147,8 +1122,7 @@ 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)) {
/* Try to rebuild with previous values */
needs_rebuild = true;
goto unroll;
@@ -1175,7 +1149,7 @@ unroll:
return -EINVAL;
if (needs_rebuild)
- vf->vf_ops->create_vsi(vf);
+ ice_vf_reconfig_vsi(vf);
ice_ena_vf_mappings(vf);
ice_put_vf(vf);
@@ -1324,8 +1298,7 @@ ice_vf_lan_overflow_event(struct ice_pf *pf, struct ice_rq_event_info *event)
dev_dbg(ice_pf_to_dev(pf), "GLDCB_RTCTQ: 0x%08x\n", gldcb_rtctq);
/* event returns device global Rx queue number */
- queue = (gldcb_rtctq & GLDCB_RTCTQ_RXQNUM_M) >>
- GLDCB_RTCTQ_RXQNUM_S;
+ queue = FIELD_GET(GLDCB_RTCTQ_RXQNUM_M, gldcb_rtctq);
vf = ice_get_vf_from_pfq(pf, ice_globalq_to_pfq(pf, queue));
if (!vf)
generated by cgit (git 2.34.1) at 2024-06-04 23:39:20 +0000