net/ice/base: enable VSI queue context
authorQi Zhang <qi.z.zhang@intel.com>
Mon, 25 Mar 2019 05:44:33 +0000 (13:44 +0800)
committerFerruh Yigit <ferruh.yigit@intel.com>
Fri, 29 Mar 2019 16:25:31 +0000 (17:25 +0100)
The patch added to retrieve the queue context and update the queue
handle for lan queues.

Signed-off-by: Victor Raj <victor.raj@intel.com>
Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr@intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Reviewed-by: Qiming Yang <qiming.yang@intel.com>
Reviewed-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
drivers/net/ice/base/ice_common.c
drivers/net/ice/base/ice_common.h
drivers/net/ice/ice_rxtx.c

index e0fe06e..f5cbd47 100644 (file)
@@ -3511,11 +3511,36 @@ ice_get_ctx(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
        return ICE_SUCCESS;
 }
 
+/**
+ * ice_get_lan_q_ctx - get the LAN queue context for the given VSI and TC
+ * @hw: pointer to the HW struct
+ * @vsi_handle: software VSI handle
+ * @tc: TC number
+ * @q_handle: software queue handle
+ */
+static struct ice_q_ctx *
+ice_get_lan_q_ctx(struct ice_hw *hw, u16 vsi_handle, u8 tc, u16 q_handle)
+{
+       struct ice_vsi_ctx *vsi;
+       struct ice_q_ctx *q_ctx;
+
+       vsi = ice_get_vsi_ctx(hw, vsi_handle);
+       if (!vsi)
+               return NULL;
+       if (q_handle >= vsi->num_lan_q_entries[tc])
+               return NULL;
+       if (!vsi->lan_q_ctx[tc])
+               return NULL;
+       q_ctx = vsi->lan_q_ctx[tc];
+       return &q_ctx[q_handle];
+}
+
 /**
  * ice_ena_vsi_txq
  * @pi: port information structure
  * @vsi_handle: software VSI handle
  * @tc: TC number
+ * @q_handle: software queue handle
  * @num_qgrps: Number of added queue groups
  * @buf: list of queue groups to be added
  * @buf_size: size of buffer for indirect command
@@ -3524,12 +3549,13 @@ ice_get_ctx(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
  * This function adds one LAN queue
  */
 enum ice_status
-ice_ena_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_qgrps,
-               struct ice_aqc_add_tx_qgrp *buf, u16 buf_size,
+ice_ena_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 q_handle,
+               u8 num_qgrps, struct ice_aqc_add_tx_qgrp *buf, u16 buf_size,
                struct ice_sq_cd *cd)
 {
        struct ice_aqc_txsched_elem_data node = { 0 };
        struct ice_sched_node *parent;
+       struct ice_q_ctx *q_ctx;
        enum ice_status status;
        struct ice_hw *hw;
 
@@ -3546,6 +3572,14 @@ ice_ena_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_qgrps,
 
        ice_acquire_lock(&pi->sched_lock);
 
+       q_ctx = ice_get_lan_q_ctx(hw, vsi_handle, tc, q_handle);
+       if (!q_ctx) {
+               ice_debug(hw, ICE_DBG_SCHED, "Enaq: invalid queue handle %d\n",
+                         q_handle);
+               status = ICE_ERR_PARAM;
+               goto ena_txq_exit;
+       }
+
        /* find a parent node */
        parent = ice_sched_get_free_qparent(pi, vsi_handle, tc,
                                            ICE_SCHED_NODE_OWNER_LAN);
@@ -3580,6 +3614,7 @@ ice_ena_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_qgrps,
 
        node.node_teid = buf->txqs[0].q_teid;
        node.data.elem_type = ICE_AQC_ELEM_TYPE_LEAF;
+       q_ctx->q_handle = q_handle;
 
        /* add a leaf node into schduler tree queue layer */
        status = ice_sched_add_node(pi, hw->num_tx_sched_layers - 1, &node);
@@ -3592,7 +3627,10 @@ ena_txq_exit:
 /**
  * ice_dis_vsi_txq
  * @pi: port information structure
+ * @vsi_handle: software VSI handle
+ * @tc: TC number
  * @num_queues: number of queues
+ * @q_handles: pointer to software queue handle array
  * @q_ids: pointer to the q_id array
  * @q_teids: pointer to queue node teids
  * @rst_src: if called due to reset, specifies the reset source
@@ -3602,12 +3640,14 @@ ena_txq_exit:
  * This function removes queues and their corresponding nodes in SW DB
  */
 enum ice_status
-ice_dis_vsi_txq(struct ice_port_info *pi, u8 num_queues, u16 *q_ids,
-               u32 *q_teids, enum ice_disq_rst_src rst_src, u16 vmvf_num,
+ice_dis_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_queues,
+               u16 *q_handles, u16 *q_ids, u32 *q_teids,
+               enum ice_disq_rst_src rst_src, u16 vmvf_num,
                struct ice_sq_cd *cd)
 {
        enum ice_status status = ICE_ERR_DOES_NOT_EXIST;
        struct ice_aqc_dis_txq_item qg_list;
+       struct ice_q_ctx *q_ctx;
        u16 i;
 
        if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
@@ -3630,6 +3670,17 @@ ice_dis_vsi_txq(struct ice_port_info *pi, u8 num_queues, u16 *q_ids,
                node = ice_sched_find_node_by_teid(pi->root, q_teids[i]);
                if (!node)
                        continue;
+               q_ctx = ice_get_lan_q_ctx(pi->hw, vsi_handle, tc, q_handles[i]);
+               if (!q_ctx) {
+                       ice_debug(pi->hw, ICE_DBG_SCHED, "invalid queue handle%d\n",
+                                 q_handles[i]);
+                       continue;
+               }
+               if (q_ctx->q_handle != q_handles[i]) {
+                       ice_debug(pi->hw, ICE_DBG_SCHED, "Err:handles %d %d\n",
+                                 q_ctx->q_handle, q_handles[i]);
+                       continue;
+               }
                qg_list.parent_teid = node->info.parent_teid;
                qg_list.num_qs = 1;
                qg_list.q_id[0] = CPU_TO_LE16(q_ids[i]);
@@ -3640,6 +3691,7 @@ ice_dis_vsi_txq(struct ice_port_info *pi, u8 num_queues, u16 *q_ids,
                if (status != ICE_SUCCESS)
                        break;
                ice_free_sched_node(pi, node);
+               q_ctx->q_handle = ICE_INVAL_Q_HANDLE;
        }
        ice_release_lock(&pi->sched_lock);
        return status;
index 63f4a5e..72560fb 100644 (file)
@@ -157,15 +157,16 @@ ice_aq_set_port_id_led(struct ice_port_info *pi, bool is_orig_mode,
 enum ice_status
 ice_get_ctx(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info);
 enum ice_status
-ice_dis_vsi_txq(struct ice_port_info *pi, u8 num_queues, u16 *q_ids,
-               u32 *q_teids, enum ice_disq_rst_src rst_src, u16 vmvf_num,
-               struct ice_sq_cd *cmd_details);
+ice_dis_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_queues,
+               u16 *q_handle, u16 *q_ids, u32 *q_teids,
+               enum ice_disq_rst_src rst_src, u16 vmvf_num,
+               struct ice_sq_cd *cd);
 enum ice_status
 ice_cfg_vsi_lan(struct ice_port_info *pi, u16 vsi_handle, u8 tc_bitmap,
                u16 *max_lanqs);
 enum ice_status
-ice_ena_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_qgrps,
-               struct ice_aqc_add_tx_qgrp *buf, u16 buf_size,
+ice_ena_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 q_handle,
+               u8 num_qgrps, struct ice_aqc_add_tx_qgrp *buf, u16 buf_size,
                struct ice_sq_cd *cd);
 enum ice_status ice_replay_vsi(struct ice_hw *hw, u16 vsi_handle);
 void ice_replay_post(struct ice_hw *hw);
index 5264055..f45b824 100644 (file)
@@ -460,8 +460,9 @@ ice_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
        /* Init the Tx tail register*/
        ICE_PCI_REG_WRITE(txq->qtx_tail, 0);
 
-       err = ice_ena_vsi_txq(hw->port_info, vsi->idx, 0, 1, &txq_elem,
-                             sizeof(txq_elem), NULL);
+       /* Fix me, we assume TC always 0 here */
+       err = ice_ena_vsi_txq(hw->port_info, vsi->idx, 0, tx_queue_id, 1,
+                       &txq_elem, sizeof(txq_elem), NULL);
        if (err) {
                PMD_DRV_LOG(ERR, "Failed to add lan txq");
                return -EIO;
@@ -540,9 +541,12 @@ ice_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
 {
        struct ice_tx_queue *txq;
        struct ice_hw *hw = ICE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       struct ice_pf *pf = ICE_DEV_PRIVATE_TO_PF(dev->data->dev_private);
+       struct ice_vsi *vsi = pf->main_vsi;
        enum ice_status status;
        uint16_t q_ids[1];
        uint32_t q_teids[1];
+       uint16_t q_handle = tx_queue_id;
 
        if (tx_queue_id >= dev->data->nb_tx_queues) {
                PMD_DRV_LOG(ERR, "TX queue %u is out of range %u",
@@ -560,8 +564,9 @@ ice_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
        q_ids[0] = txq->reg_idx;
        q_teids[0] = txq->q_teid;
 
-       status = ice_dis_vsi_txq(hw->port_info, 1, q_ids, q_teids,
-                                ICE_NO_RESET, 0, NULL);
+       /* Fix me, we assume TC always 0 here */
+       status = ice_dis_vsi_txq(hw->port_info, vsi->idx, 0, 1, &q_handle,
+                               q_ids, q_teids, ICE_NO_RESET, 0, NULL);
        if (status != ICE_SUCCESS) {
                PMD_DRV_LOG(DEBUG, "Failed to disable Lan Tx queue");
                return -EINVAL;