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path: root/drivers/net/ethernet/intel/ice/ice_common.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_common.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_common.c74
1 files changed, 39 insertions, 35 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c
index 622ab1f0e18f..57fd815c41bc 100644
--- a/drivers/net/ethernet/intel/ice/ice_common.c
+++ b/drivers/net/ethernet/intel/ice/ice_common.c
@@ -1536,7 +1536,7 @@ ice_alloc_hw_res(struct ice_hw *hw, u16 type, u16 num, bool btm, u16 *res)
enum ice_status status;
u16 buf_len;
- buf_len = struct_size(buf, elem, num - 1);
+ buf_len = struct_size(buf, elem, num);
buf = kzalloc(buf_len, GFP_KERNEL);
if (!buf)
return ICE_ERR_NO_MEMORY;
@@ -1553,7 +1553,7 @@ ice_alloc_hw_res(struct ice_hw *hw, u16 type, u16 num, bool btm, u16 *res)
if (status)
goto ice_alloc_res_exit;
- memcpy(res, buf->elem, sizeof(buf->elem) * num);
+ memcpy(res, buf->elem, sizeof(*buf->elem) * num);
ice_alloc_res_exit:
kfree(buf);
@@ -1574,7 +1574,7 @@ ice_free_hw_res(struct ice_hw *hw, u16 type, u16 num, u16 *res)
enum ice_status status;
u16 buf_len;
- buf_len = struct_size(buf, elem, num - 1);
+ buf_len = struct_size(buf, elem, num);
buf = kzalloc(buf_len, GFP_KERNEL);
if (!buf)
return ICE_ERR_NO_MEMORY;
@@ -1582,7 +1582,7 @@ ice_free_hw_res(struct ice_hw *hw, u16 type, u16 num, u16 *res)
/* Prepare buffer to free resource. */
buf->num_elems = cpu_to_le16(num);
buf->res_type = cpu_to_le16(type);
- memcpy(buf->elem, res, sizeof(buf->elem) * num);
+ memcpy(buf->elem, res, sizeof(*buf->elem) * num);
status = ice_aq_alloc_free_res(hw, num, buf, buf_len,
ice_aqc_opc_free_res, NULL);
@@ -2922,10 +2922,10 @@ ice_aq_add_lan_txq(struct ice_hw *hw, u8 num_qgrps,
struct ice_aqc_add_tx_qgrp *qg_list, u16 buf_size,
struct ice_sq_cd *cd)
{
- u16 i, sum_header_size, sum_q_size = 0;
struct ice_aqc_add_tx_qgrp *list;
struct ice_aqc_add_txqs *cmd;
struct ice_aq_desc desc;
+ u16 i, sum_size = 0;
cmd = &desc.params.add_txqs;
@@ -2937,18 +2937,13 @@ ice_aq_add_lan_txq(struct ice_hw *hw, u8 num_qgrps,
if (num_qgrps > ICE_LAN_TXQ_MAX_QGRPS)
return ICE_ERR_PARAM;
- sum_header_size = num_qgrps *
- (sizeof(*qg_list) - sizeof(*qg_list->txqs));
-
- list = qg_list;
- for (i = 0; i < num_qgrps; i++) {
- struct ice_aqc_add_txqs_perq *q = list->txqs;
-
- sum_q_size += list->num_txqs * sizeof(*q);
- list = (struct ice_aqc_add_tx_qgrp *)(q + list->num_txqs);
+ for (i = 0, list = qg_list; i < num_qgrps; i++) {
+ sum_size += struct_size(list, txqs, list->num_txqs);
+ list = (struct ice_aqc_add_tx_qgrp *)(list->txqs +
+ list->num_txqs);
}
- if (buf_size != (sum_header_size + sum_q_size))
+ if (buf_size != sum_size)
return ICE_ERR_PARAM;
desc.flags |= cpu_to_le16(ICE_AQ_FLAG_RD);
@@ -2976,6 +2971,7 @@ ice_aq_dis_lan_txq(struct ice_hw *hw, u8 num_qgrps,
enum ice_disq_rst_src rst_src, u16 vmvf_num,
struct ice_sq_cd *cd)
{
+ struct ice_aqc_dis_txq_item *item;
struct ice_aqc_dis_txqs *cmd;
struct ice_aq_desc desc;
enum ice_status status;
@@ -3025,16 +3021,16 @@ ice_aq_dis_lan_txq(struct ice_hw *hw, u8 num_qgrps,
*/
desc.flags |= cpu_to_le16(ICE_AQ_FLAG_RD);
- for (i = 0; i < num_qgrps; ++i) {
- /* Calculate the size taken up by the queue IDs in this group */
- sz += qg_list[i].num_qs * sizeof(qg_list[i].q_id);
-
- /* Add the size of the group header */
- sz += sizeof(qg_list[i]) - sizeof(qg_list[i].q_id);
+ for (i = 0, item = qg_list; i < num_qgrps; i++) {
+ u16 item_size = struct_size(item, q_id, item->num_qs);
/* If the num of queues is even, add 2 bytes of padding */
- if ((qg_list[i].num_qs % 2) == 0)
- sz += 2;
+ if ((item->num_qs % 2) == 0)
+ item_size += 2;
+
+ sz += item_size;
+
+ item = (struct ice_aqc_dis_txq_item *)((u8 *)item + item_size);
}
if (buf_size != sz)
@@ -3423,24 +3419,32 @@ ice_dis_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_queues,
struct ice_sq_cd *cd)
{
enum ice_status status = ICE_ERR_DOES_NOT_EXIST;
- struct ice_aqc_dis_txq_item qg_list;
+ struct ice_aqc_dis_txq_item *qg_list;
struct ice_q_ctx *q_ctx;
- u16 i;
+ struct ice_hw *hw;
+ u16 i, buf_size;
if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
return ICE_ERR_CFG;
+ hw = pi->hw;
+
if (!num_queues) {
/* if queue is disabled already yet the disable queue command
* has to be sent to complete the VF reset, then call
* ice_aq_dis_lan_txq without any queue information
*/
if (rst_src)
- return ice_aq_dis_lan_txq(pi->hw, 0, NULL, 0, rst_src,
+ return ice_aq_dis_lan_txq(hw, 0, NULL, 0, rst_src,
vmvf_num, NULL);
return ICE_ERR_CFG;
}
+ buf_size = struct_size(qg_list, q_id, 1);
+ qg_list = kzalloc(buf_size, GFP_KERNEL);
+ if (!qg_list)
+ return ICE_ERR_NO_MEMORY;
+
mutex_lock(&pi->sched_lock);
for (i = 0; i < num_queues; i++) {
@@ -3449,23 +3453,22 @@ ice_dis_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_queues,
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]);
+ q_ctx = ice_get_lan_q_ctx(hw, vsi_handle, tc, q_handles[i]);
if (!q_ctx) {
- ice_debug(pi->hw, ICE_DBG_SCHED, "invalid queue handle%d\n",
+ ice_debug(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",
+ ice_debug(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]);
- status = ice_aq_dis_lan_txq(pi->hw, 1, &qg_list,
- sizeof(qg_list), rst_src, vmvf_num,
- cd);
+ qg_list->parent_teid = node->info.parent_teid;
+ qg_list->num_qs = 1;
+ qg_list->q_id[0] = cpu_to_le16(q_ids[i]);
+ status = ice_aq_dis_lan_txq(hw, 1, qg_list, buf_size, rst_src,
+ vmvf_num, cd);
if (status)
break;
@@ -3473,6 +3476,7 @@ ice_dis_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_queues,
q_ctx->q_handle = ICE_INVAL_Q_HANDLE;
}
mutex_unlock(&pi->sched_lock);
+ kfree(qg_list);
return status;
}