return ret;
}
+/**
+ * ice_vsi_delete - delete a VSI from the switch
+ * @vsi: pointer to VSI being removed
+ */
+void ice_vsi_delete(struct ice_vsi *vsi)
+{
+ struct ice_pf *pf = vsi->back;
+ struct ice_vsi_ctx ctxt;
+ enum ice_status status;
+
+ ctxt.vsi_num = vsi->vsi_num;
+
+ memcpy(&ctxt.info, &vsi->info, sizeof(struct ice_aqc_vsi_props));
+
+ status = ice_free_vsi(&pf->hw, vsi->idx, &ctxt, false, NULL);
+ if (status)
+ dev_err(&pf->pdev->dev, "Failed to delete VSI %i in FW\n",
+ vsi->vsi_num);
+}
+
+/**
+ * ice_msix_clean_rings - MSIX mode Interrupt Handler
+ * @irq: interrupt number
+ * @data: pointer to a q_vector
+ */
+irqreturn_t ice_msix_clean_rings(int __always_unused irq, void *data)
+{
+ struct ice_q_vector *q_vector = (struct ice_q_vector *)data;
+
+ if (!q_vector->tx.ring && !q_vector->rx.ring)
+ return IRQ_HANDLED;
+
+ napi_schedule(&q_vector->napi);
+
+ return IRQ_HANDLED;
+}
+
+/**
+ * ice_vsi_put_qs - Release queues from VSI to PF
+ * @vsi: the VSI that is going to release queues
+ */
+void ice_vsi_put_qs(struct ice_vsi *vsi)
+{
+ struct ice_pf *pf = vsi->back;
+ int i;
+
+ mutex_lock(&pf->avail_q_mutex);
+
+ for (i = 0; i < vsi->alloc_txq; i++) {
+ clear_bit(vsi->txq_map[i], pf->avail_txqs);
+ vsi->txq_map[i] = ICE_INVAL_Q_INDEX;
+ }
+
+ for (i = 0; i < vsi->alloc_rxq; i++) {
+ clear_bit(vsi->rxq_map[i], pf->avail_rxqs);
+ vsi->rxq_map[i] = ICE_INVAL_Q_INDEX;
+ }
+
+ mutex_unlock(&pf->avail_q_mutex);
+}
+
/**
* ice_add_mac_to_list - Add a mac address filter entry to the list
* @vsi: the VSI to be forwarded to
return err;
}
+
+/**
+ * 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
+ *
+ * returns 0 if VSI is updated, negative otherwise
+ */
+int ice_cfg_vlan_pruning(struct ice_vsi *vsi, bool ena)
+{
+ struct ice_vsi_ctx *ctxt;
+ struct device *dev;
+ int status;
+
+ if (!vsi)
+ return -EINVAL;
+
+ dev = &vsi->back->pdev->dev;
+ ctxt = devm_kzalloc(dev, sizeof(*ctxt), GFP_KERNEL);
+ if (!ctxt)
+ return -ENOMEM;
+
+ ctxt->info = vsi->info;
+
+ if (ena) {
+ ctxt->info.sec_flags |=
+ ICE_AQ_VSI_SEC_TX_VLAN_PRUNE_ENA <<
+ ICE_AQ_VSI_SEC_TX_PRUNE_ENA_S;
+ ctxt->info.sw_flags2 |= ICE_AQ_VSI_SW_FLAG_RX_VLAN_PRUNE_ENA;
+ } else {
+ ctxt->info.sec_flags &=
+ ~(ICE_AQ_VSI_SEC_TX_VLAN_PRUNE_ENA <<
+ ICE_AQ_VSI_SEC_TX_PRUNE_ENA_S);
+ ctxt->info.sw_flags2 &= ~ICE_AQ_VSI_SW_FLAG_RX_VLAN_PRUNE_ENA;
+ }
+
+ ctxt->info.valid_sections = cpu_to_le16(ICE_AQ_VSI_PROP_SECURITY_VALID |
+ ICE_AQ_VSI_PROP_SW_VALID);
+ ctxt->vsi_num = vsi->vsi_num;
+ status = ice_aq_update_vsi(&vsi->back->hw, ctxt, NULL);
+ if (status) {
+ netdev_err(vsi->netdev, "%sabling VLAN pruning on VSI %d failed, err = %d, aq_err = %d\n",
+ ena ? "Ena" : "Dis", vsi->vsi_num, status,
+ vsi->back->hw.adminq.sq_last_status);
+ goto err_out;
+ }
+
+ vsi->info.sec_flags = ctxt->info.sec_flags;
+ vsi->info.sw_flags2 = ctxt->info.sw_flags2;
+
+ devm_kfree(dev, ctxt);
+ return 0;
+
+err_out:
+ devm_kfree(dev, ctxt);
+ return -EIO;
+}
+
+/**
+ * ice_vsi_release_msix - Clear the queue to Interrupt mapping in HW
+ * @vsi: the VSI being cleaned up
+ */
+static void ice_vsi_release_msix(struct ice_vsi *vsi)
+{
+ struct ice_pf *pf = vsi->back;
+ u16 vector = vsi->base_vector;
+ struct ice_hw *hw = &pf->hw;
+ u32 txq = 0;
+ u32 rxq = 0;
+ int i, q;
+
+ for (i = 0; i < vsi->num_q_vectors; i++, vector++) {
+ struct ice_q_vector *q_vector = vsi->q_vectors[i];
+
+ wr32(hw, GLINT_ITR(ICE_RX_ITR, vector), 0);
+ wr32(hw, GLINT_ITR(ICE_TX_ITR, vector), 0);
+ for (q = 0; q < q_vector->num_ring_tx; q++) {
+ wr32(hw, QINT_TQCTL(vsi->txq_map[txq]), 0);
+ txq++;
+ }
+
+ for (q = 0; q < q_vector->num_ring_rx; q++) {
+ wr32(hw, QINT_RQCTL(vsi->rxq_map[rxq]), 0);
+ rxq++;
+ }
+ }
+
+ ice_flush(hw);
+}
+
+/**
+ * ice_vsi_free_irq - Free the IRQ association with the OS
+ * @vsi: the VSI being configured
+ */
+void ice_vsi_free_irq(struct ice_vsi *vsi)
+{
+ struct ice_pf *pf = vsi->back;
+ int base = vsi->base_vector;
+
+ if (test_bit(ICE_FLAG_MSIX_ENA, pf->flags)) {
+ int i;
+
+ if (!vsi->q_vectors || !vsi->irqs_ready)
+ return;
+
+ vsi->irqs_ready = false;
+ for (i = 0; i < vsi->num_q_vectors; i++) {
+ u16 vector = i + base;
+ int irq_num;
+
+ irq_num = pf->msix_entries[vector].vector;
+
+ /* free only the irqs that were actually requested */
+ if (!vsi->q_vectors[i] ||
+ !(vsi->q_vectors[i]->num_ring_tx ||
+ vsi->q_vectors[i]->num_ring_rx))
+ continue;
+
+ /* clear the affinity notifier in the IRQ descriptor */
+ irq_set_affinity_notifier(irq_num, NULL);
+
+ /* clear the affinity_mask in the IRQ descriptor */
+ irq_set_affinity_hint(irq_num, NULL);
+ synchronize_irq(irq_num);
+ devm_free_irq(&pf->pdev->dev, irq_num,
+ vsi->q_vectors[i]);
+ }
+ ice_vsi_release_msix(vsi);
+ }
+}
+
+/**
+ * ice_vsi_free_tx_rings - Free Tx resources for VSI queues
+ * @vsi: the VSI having resources freed
+ */
+void ice_vsi_free_tx_rings(struct ice_vsi *vsi)
+{
+ int i;
+
+ if (!vsi->tx_rings)
+ return;
+
+ ice_for_each_txq(vsi, i)
+ if (vsi->tx_rings[i] && vsi->tx_rings[i]->desc)
+ ice_free_tx_ring(vsi->tx_rings[i]);
+}
+
+/**
+ * ice_vsi_free_rx_rings - Free Rx resources for VSI queues
+ * @vsi: the VSI having resources freed
+ */
+void ice_vsi_free_rx_rings(struct ice_vsi *vsi)
+{
+ int i;
+
+ if (!vsi->rx_rings)
+ return;
+
+ ice_for_each_rxq(vsi, i)
+ if (vsi->rx_rings[i] && vsi->rx_rings[i]->desc)
+ ice_free_rx_ring(vsi->rx_rings[i]);
+}
+
+/**
+ * ice_free_res - free a block of resources
+ * @res: pointer to the resource
+ * @index: starting index previously returned by ice_get_res
+ * @id: identifier to track owner
+ *
+ * Returns number of resources freed
+ */
+int ice_free_res(struct ice_res_tracker *res, u16 index, u16 id)
+{
+ int count = 0;
+ int i;
+
+ if (!res || index >= res->num_entries)
+ return -EINVAL;
+
+ id |= ICE_RES_VALID_BIT;
+ for (i = index; i < res->num_entries && res->list[i] == id; i++) {
+ res->list[i] = 0;
+ count++;
+ }
+
+ return count;
+}
+
+/**
+ * ice_search_res - Search the tracker for a block of resources
+ * @res: pointer to the resource
+ * @needed: size of the block needed
+ * @id: identifier to track owner
+ *
+ * Returns the base item index of the block, or -ENOMEM for error
+ */
+static int ice_search_res(struct ice_res_tracker *res, u16 needed, u16 id)
+{
+ int start = res->search_hint;
+ int end = start;
+
+ id |= ICE_RES_VALID_BIT;
+
+ do {
+ /* skip already allocated entries */
+ if (res->list[end++] & ICE_RES_VALID_BIT) {
+ start = end;
+ if ((start + needed) > res->num_entries)
+ break;
+ }
+
+ if (end == (start + needed)) {
+ int i = start;
+
+ /* there was enough, so assign it to the requestor */
+ while (i != end)
+ res->list[i++] = id;
+
+ if (end == res->num_entries)
+ end = 0;
+
+ res->search_hint = end;
+ return start;
+ }
+ } while (1);
+
+ return -ENOMEM;
+}
+
+/**
+ * ice_get_res - get a block of resources
+ * @pf: board private structure
+ * @res: pointer to the resource
+ * @needed: size of the block needed
+ * @id: identifier to track owner
+ *
+ * Returns the base item index of the block, or -ENOMEM for error
+ * The search_hint trick and lack of advanced fit-finding only works
+ * because we're highly likely to have all the same sized requests.
+ * Linear search time and any fragmentation should be minimal.
+ */
+int
+ice_get_res(struct ice_pf *pf, struct ice_res_tracker *res, u16 needed, u16 id)
+{
+ int ret;
+
+ if (!res || !pf)
+ return -EINVAL;
+
+ if (!needed || needed > res->num_entries || id >= ICE_RES_VALID_BIT) {
+ dev_err(&pf->pdev->dev,
+ "param err: needed=%d, num_entries = %d id=0x%04x\n",
+ needed, res->num_entries, id);
+ return -EINVAL;
+ }
+
+ /* search based on search_hint */
+ ret = ice_search_res(res, needed, id);
+
+ if (ret < 0) {
+ /* previous search failed. Reset search hint and try again */
+ res->search_hint = 0;
+ ret = ice_search_res(res, needed, id);
+ }
+
+ return ret;
+}
+
+/**
+ * ice_vsi_dis_irq - Mask off queue interrupt generation on the VSI
+ * @vsi: the VSI being un-configured
+ */
+void ice_vsi_dis_irq(struct ice_vsi *vsi)
+{
+ struct ice_pf *pf = vsi->back;
+ struct ice_hw *hw = &pf->hw;
+ int base = vsi->base_vector;
+ u32 val;
+ int i;
+
+ /* disable interrupt causation from each queue */
+ if (vsi->tx_rings) {
+ ice_for_each_txq(vsi, i) {
+ if (vsi->tx_rings[i]) {
+ u16 reg;
+
+ reg = vsi->tx_rings[i]->reg_idx;
+ val = rd32(hw, QINT_TQCTL(reg));
+ val &= ~QINT_TQCTL_CAUSE_ENA_M;
+ wr32(hw, QINT_TQCTL(reg), val);
+ }
+ }
+ }
+
+ if (vsi->rx_rings) {
+ ice_for_each_rxq(vsi, i) {
+ if (vsi->rx_rings[i]) {
+ u16 reg;
+
+ reg = vsi->rx_rings[i]->reg_idx;
+ val = rd32(hw, QINT_RQCTL(reg));
+ val &= ~QINT_RQCTL_CAUSE_ENA_M;
+ wr32(hw, QINT_RQCTL(reg), val);
+ }
+ }
+ }
+
+ /* disable each interrupt */
+ if (test_bit(ICE_FLAG_MSIX_ENA, pf->flags)) {
+ for (i = vsi->base_vector;
+ i < (vsi->num_q_vectors + vsi->base_vector); i++)
+ wr32(hw, GLINT_DYN_CTL(i), 0);
+
+ ice_flush(hw);
+ for (i = 0; i < vsi->num_q_vectors; i++)
+ synchronize_irq(pf->msix_entries[i + base].vector);
+ }
+}
+
+/**
+ * ice_is_reset_recovery_pending - schedule a reset
+ * @state: pf state field
+ */
+bool ice_is_reset_recovery_pending(unsigned long *state)
+{
+ return test_bit(__ICE_RESET_RECOVERY_PENDING, state);
+}
return next;
}
-/**
- * ice_search_res - Search the tracker for a block of resources
- * @res: pointer to the resource
- * @needed: size of the block needed
- * @id: identifier to track owner
- * Returns the base item index of the block, or -ENOMEM for error
- */
-static int ice_search_res(struct ice_res_tracker *res, u16 needed, u16 id)
-{
- int start = res->search_hint;
- int end = start;
-
- id |= ICE_RES_VALID_BIT;
-
- do {
- /* skip already allocated entries */
- if (res->list[end++] & ICE_RES_VALID_BIT) {
- start = end;
- if ((start + needed) > res->num_entries)
- break;
- }
-
- if (end == (start + needed)) {
- int i = start;
-
- /* there was enough, so assign it to the requestor */
- while (i != end)
- res->list[i++] = id;
-
- if (end == res->num_entries)
- end = 0;
-
- res->search_hint = end;
- return start;
- }
- } while (1);
-
- return -ENOMEM;
-}
-
-/**
- * ice_get_res - get a block of resources
- * @pf: board private structure
- * @res: pointer to the resource
- * @needed: size of the block needed
- * @id: identifier to track owner
- *
- * Returns the base item index of the block, or -ENOMEM for error
- * The search_hint trick and lack of advanced fit-finding only works
- * because we're highly likely to have all the same sized requests.
- * Linear search time and any fragmentation should be minimal.
- */
-static int
-ice_get_res(struct ice_pf *pf, struct ice_res_tracker *res, u16 needed, u16 id)
-{
- int ret;
-
- if (!res || !pf)
- return -EINVAL;
-
- if (!needed || needed > res->num_entries || id >= ICE_RES_VALID_BIT) {
- dev_err(&pf->pdev->dev,
- "param err: needed=%d, num_entries = %d id=0x%04x\n",
- needed, res->num_entries, id);
- return -EINVAL;
- }
-
- /* search based on search_hint */
- ret = ice_search_res(res, needed, id);
-
- if (ret < 0) {
- /* previous search failed. Reset search hint and try again */
- res->search_hint = 0;
- ret = ice_search_res(res, needed, id);
- }
-
- return ret;
-}
-
-/**
- * ice_free_res - free a block of resources
- * @res: pointer to the resource
- * @index: starting index previously returned by ice_get_res
- * @id: identifier to track owner
- * Returns number of resources freed
- */
-static int ice_free_res(struct ice_res_tracker *res, u16 index, u16 id)
-{
- int count = 0;
- int i;
-
- if (!res || index >= res->num_entries)
- return -EINVAL;
-
- id |= ICE_RES_VALID_BIT;
- for (i = index; i < res->num_entries && res->list[i] == id; i++) {
- res->list[i] = 0;
- count++;
- }
-
- return count;
-}
-
/**
* ice_add_mac_to_sync_list - creates list of mac addresses to be synced
* @netdev: the net device on which the sync is happening
test_bit(ICE_VSI_FLAG_VLAN_FLTR_CHANGED, vsi->flags);
}
-/**
- * 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
- *
- * returns 0 if VSI is updated, negative otherwise
- */
-static int ice_cfg_vlan_pruning(struct ice_vsi *vsi, bool ena)
-{
- struct ice_vsi_ctx *ctxt;
- struct device *dev;
- int status;
-
- if (!vsi)
- return -EINVAL;
-
- dev = &vsi->back->pdev->dev;
- ctxt = devm_kzalloc(dev, sizeof(*ctxt), GFP_KERNEL);
- if (!ctxt)
- return -ENOMEM;
-
- ctxt->info = vsi->info;
-
- if (ena) {
- ctxt->info.sec_flags |=
- ICE_AQ_VSI_SEC_TX_VLAN_PRUNE_ENA <<
- ICE_AQ_VSI_SEC_TX_PRUNE_ENA_S;
- ctxt->info.sw_flags2 |= ICE_AQ_VSI_SW_FLAG_RX_VLAN_PRUNE_ENA;
- } else {
- ctxt->info.sec_flags &=
- ~(ICE_AQ_VSI_SEC_TX_VLAN_PRUNE_ENA <<
- ICE_AQ_VSI_SEC_TX_PRUNE_ENA_S);
- ctxt->info.sw_flags2 &= ~ICE_AQ_VSI_SW_FLAG_RX_VLAN_PRUNE_ENA;
- }
-
- ctxt->info.valid_sections = cpu_to_le16(ICE_AQ_VSI_PROP_SECURITY_VALID |
- ICE_AQ_VSI_PROP_SW_VALID);
- ctxt->vsi_num = vsi->vsi_num;
- status = ice_aq_update_vsi(&vsi->back->hw, ctxt, NULL);
- if (status) {
- netdev_err(vsi->netdev, "%sabling VLAN pruning on VSI %d failed, err = %d, aq_err = %d\n",
- ena ? "Ena" : "Dis", vsi->vsi_num, status,
- vsi->back->hw.adminq.sq_last_status);
- goto err_out;
- }
-
- vsi->info.sec_flags = ctxt->info.sec_flags;
- vsi->info.sw_flags2 = ctxt->info.sw_flags2;
-
- devm_kfree(dev, ctxt);
- return 0;
-
-err_out:
- devm_kfree(dev, ctxt);
- return -EIO;
-}
-
/**
* ice_vsi_sync_fltr - Update the VSI filter list to the HW
* @vsi: ptr to the VSI
}
}
-/**
- * ice_is_reset_recovery_pending - schedule a reset
- * @state: pf state field
- */
-static bool ice_is_reset_recovery_pending(unsigned long int *state)
-{
- return test_bit(__ICE_RESET_RECOVERY_PENDING, state);
-}
-
/**
* ice_prepare_for_reset - prep for the core to reset
* @pf: board private structure
*/
static void ice_irq_affinity_release(struct kref __always_unused *ref) {}
-/**
- * ice_vsi_dis_irq - Mask off queue interrupt generation on the VSI
- * @vsi: the VSI being un-configured
- */
-static void ice_vsi_dis_irq(struct ice_vsi *vsi)
-{
- struct ice_pf *pf = vsi->back;
- struct ice_hw *hw = &pf->hw;
- int base = vsi->base_vector;
- u32 val;
- int i;
-
- /* disable interrupt causation from each queue */
- if (vsi->tx_rings) {
- ice_for_each_txq(vsi, i) {
- if (vsi->tx_rings[i]) {
- u16 reg;
-
- reg = vsi->tx_rings[i]->reg_idx;
- val = rd32(hw, QINT_TQCTL(reg));
- val &= ~QINT_TQCTL_CAUSE_ENA_M;
- wr32(hw, QINT_TQCTL(reg), val);
- }
- }
- }
-
- if (vsi->rx_rings) {
- ice_for_each_rxq(vsi, i) {
- if (vsi->rx_rings[i]) {
- u16 reg;
-
- reg = vsi->rx_rings[i]->reg_idx;
- val = rd32(hw, QINT_RQCTL(reg));
- val &= ~QINT_RQCTL_CAUSE_ENA_M;
- wr32(hw, QINT_RQCTL(reg), val);
- }
- }
- }
-
- /* disable each interrupt */
- if (test_bit(ICE_FLAG_MSIX_ENA, pf->flags)) {
- for (i = vsi->base_vector;
- i < (vsi->num_q_vectors + vsi->base_vector); i++)
- wr32(hw, GLINT_DYN_CTL(i), 0);
-
- ice_flush(hw);
- for (i = 0; i < vsi->num_q_vectors; i++)
- synchronize_irq(pf->msix_entries[i + base].vector);
- }
-}
-
/**
* ice_vsi_ena_irq - Enable IRQ for the given VSI
* @vsi: the VSI being configured
return 0;
}
-/**
- * ice_vsi_delete - delete a VSI from the switch
- * @vsi: pointer to VSI being removed
- */
-static void ice_vsi_delete(struct ice_vsi *vsi)
-{
- struct ice_pf *pf = vsi->back;
- struct ice_vsi_ctx ctxt;
- enum ice_status status;
-
- ctxt.vsi_num = vsi->vsi_num;
-
- memcpy(&ctxt.info, &vsi->info, sizeof(struct ice_aqc_vsi_props));
-
- status = ice_free_vsi(&pf->hw, vsi->idx, &ctxt, false, NULL);
- if (status)
- dev_err(&pf->pdev->dev, "Failed to delete VSI %i in FW\n",
- vsi->vsi_num);
-}
-
/**
* ice_vsi_req_irq_msix - get MSI-X vectors from the OS for the VSI
* @vsi: the VSI being configured
return ret;
}
-/**
- * ice_vsi_release_msix - Clear the queue to Interrupt mapping in HW
- * @vsi: the VSI being cleaned up
- */
-static void ice_vsi_release_msix(struct ice_vsi *vsi)
-{
- struct ice_pf *pf = vsi->back;
- u16 vector = vsi->base_vector;
- struct ice_hw *hw = &pf->hw;
- u32 txq = 0;
- u32 rxq = 0;
- int i, q;
-
- for (i = 0; i < vsi->num_q_vectors; i++, vector++) {
- struct ice_q_vector *q_vector = vsi->q_vectors[i];
-
- wr32(hw, GLINT_ITR(ICE_RX_ITR, vector), 0);
- wr32(hw, GLINT_ITR(ICE_TX_ITR, vector), 0);
- for (q = 0; q < q_vector->num_ring_tx; q++) {
- wr32(hw, QINT_TQCTL(vsi->txq_map[txq]), 0);
- txq++;
- }
-
- for (q = 0; q < q_vector->num_ring_rx; q++) {
- wr32(hw, QINT_RQCTL(vsi->rxq_map[rxq]), 0);
- rxq++;
- }
- }
-
- ice_flush(hw);
-}
-
/**
* ice_vsi_clear_rings - Deallocates the Tx and Rx rings for VSI
* @vsi: the VSI having rings deallocated
return -ENOMEM;
}
-/**
- * ice_vsi_free_irq - Free the irq association with the OS
- * @vsi: the VSI being configured
- */
-static void ice_vsi_free_irq(struct ice_vsi *vsi)
-{
- struct ice_pf *pf = vsi->back;
- int base = vsi->base_vector;
-
- if (test_bit(ICE_FLAG_MSIX_ENA, pf->flags)) {
- int i;
-
- if (!vsi->q_vectors || !vsi->irqs_ready)
- return;
-
- vsi->irqs_ready = false;
- for (i = 0; i < vsi->num_q_vectors; i++) {
- u16 vector = i + base;
- int irq_num;
-
- irq_num = pf->msix_entries[vector].vector;
-
- /* free only the irqs that were actually requested */
- if (!vsi->q_vectors[i] ||
- !(vsi->q_vectors[i]->num_ring_tx ||
- vsi->q_vectors[i]->num_ring_rx))
- continue;
-
- /* clear the affinity notifier in the IRQ descriptor */
- irq_set_affinity_notifier(irq_num, NULL);
-
- /* clear the affinity_mask in the IRQ descriptor */
- irq_set_affinity_hint(irq_num, NULL);
- synchronize_irq(irq_num);
- devm_free_irq(&pf->pdev->dev, irq_num,
- vsi->q_vectors[i]);
- }
- ice_vsi_release_msix(vsi);
- }
-}
-
/**
* ice_ena_misc_vector - enable the non-queue interrupts
* @pf: board private structure
return -ENOMEM;
}
-/**
- * ice_msix_clean_rings - MSIX mode Interrupt Handler
- * @irq: interrupt number
- * @data: pointer to a q_vector
- */
-static irqreturn_t ice_msix_clean_rings(int __always_unused irq, void *data)
-{
- struct ice_q_vector *q_vector = (struct ice_q_vector *)data;
-
- if (!q_vector->tx.ring && !q_vector->rx.ring)
- return IRQ_HANDLED;
-
- napi_schedule(&q_vector->napi);
-
- return IRQ_HANDLED;
-}
-
/**
* ice_vsi_alloc - Allocates the next available struct vsi in the PF
* @pf: board private structure
return ret;
}
-/**
- * ice_vsi_put_qs - Release queues from VSI to PF
- * @vsi: the VSI thats going to release queues
- */
-static void ice_vsi_put_qs(struct ice_vsi *vsi)
-{
- struct ice_pf *pf = vsi->back;
- int i;
-
- mutex_lock(&pf->avail_q_mutex);
-
- for (i = 0; i < vsi->alloc_txq; i++) {
- clear_bit(vsi->txq_map[i], pf->avail_txqs);
- vsi->txq_map[i] = ICE_INVAL_Q_INDEX;
- }
-
- for (i = 0; i < vsi->alloc_rxq; i++) {
- clear_bit(vsi->rxq_map[i], pf->avail_rxqs);
- vsi->rxq_map[i] = ICE_INVAL_Q_INDEX;
- }
-
- mutex_unlock(&pf->avail_q_mutex);
-}
-
/**
* ice_free_q_vector - Free memory allocated for a specific interrupt vector
* @vsi: VSI having the memory freed
return err;
}
-/**
- * ice_vsi_free_tx_rings - Free Tx resources for VSI queues
- * @vsi: the VSI having resources freed
- */
-static void ice_vsi_free_tx_rings(struct ice_vsi *vsi)
-{
- int i;
-
- if (!vsi->tx_rings)
- return;
-
- ice_for_each_txq(vsi, i)
- if (vsi->tx_rings[i] && vsi->tx_rings[i]->desc)
- ice_free_tx_ring(vsi->tx_rings[i]);
-}
-
-/**
- * ice_vsi_free_rx_rings - Free Rx resources for VSI queues
- * @vsi: the VSI having resources freed
- */
-static void ice_vsi_free_rx_rings(struct ice_vsi *vsi)
-{
- int i;
-
- if (!vsi->rx_rings)
- return;
-
- ice_for_each_rxq(vsi, i)
- if (vsi->rx_rings[i] && vsi->rx_rings[i]->desc)
- ice_free_rx_ring(vsi->rx_rings[i]);
-}
-
/**
* ice_vsi_open - Called when a network interface is made active
* @vsi: the VSI to open
projects / linux-2.6-microblaze.git / commitdiff