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net: hns3: refactor PF/VF RSS hash key configuration

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In order to make it more readable, this patch modifies PF/VF's
RSS hash key configuring function.

Signed-off-by: Yufeng Mo <moyufeng@huawei.com>
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Weihang Li <liweihang@hisilicon.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yufeng Mo
2019-06-07 10:03:11 +08:00
committed by David S. Miller
parent b37ce5876d
commit 3caf772bce
2 changed files with 14 additions and 16 deletions
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15
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
View File

@@ -3609,28 +3609,27 @@ static int hclge_set_rss_algo_key(struct hclge_dev *hdev,
{
struct hclge_rss_config_cmd *req;
struct hclge_desc desc;
int key_offset;
int key_offset = 0;
int key_counts;
int key_size;
int ret;
key_counts = HCLGE_RSS_KEY_SIZE;
req = (struct hclge_rss_config_cmd *)desc.data;
for (key_offset = 0; key_offset < 3; key_offset++) {
while (key_counts) {
hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RSS_GENERIC_CONFIG,
false);
req->hash_config |= (hfunc & HCLGE_RSS_HASH_ALGO_MASK);
req->hash_config |= (key_offset << HCLGE_RSS_HASH_KEY_OFFSET_B);
if (key_offset == 2)
key_size =
HCLGE_RSS_KEY_SIZE - HCLGE_RSS_HASH_KEY_NUM * 2;
else
key_size = HCLGE_RSS_HASH_KEY_NUM;
key_size = min(HCLGE_RSS_HASH_KEY_NUM, key_counts);
memcpy(req->hash_key,
key + key_offset * HCLGE_RSS_HASH_KEY_NUM, key_size);
key_counts -= key_size;
key_offset++;
ret = hclge_cmd_send(&hdev->hw, &desc, 1);
if (ret) {
dev_err(&hdev->pdev->dev,

15
drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
View File

@@ -539,13 +539,15 @@ static int hclgevf_set_rss_algo_key(struct hclgevf_dev *hdev,
{
struct hclgevf_rss_config_cmd *req;
struct hclgevf_desc desc;
int key_offset;
int key_offset = 0;
int key_counts;
int key_size;
int ret;
key_counts = HCLGEVF_RSS_KEY_SIZE;
req = (struct hclgevf_rss_config_cmd *)desc.data;
for (key_offset = 0; key_offset < 3; key_offset++) {
while (key_counts) {
hclgevf_cmd_setup_basic_desc(&desc,
HCLGEVF_OPC_RSS_GENERIC_CONFIG,
false);
@@ -554,15 +556,12 @@ static int hclgevf_set_rss_algo_key(struct hclgevf_dev *hdev,
req->hash_config |=
(key_offset << HCLGEVF_RSS_HASH_KEY_OFFSET_B);
if (key_offset == 2)
key_size =
HCLGEVF_RSS_KEY_SIZE - HCLGEVF_RSS_HASH_KEY_NUM * 2;
else
key_size = HCLGEVF_RSS_HASH_KEY_NUM;
key_size = min(HCLGEVF_RSS_HASH_KEY_NUM, key_counts);
memcpy(req->hash_key,
key + key_offset * HCLGEVF_RSS_HASH_KEY_NUM, key_size);
key_counts -= key_size;
key_offset++;
ret = hclgevf_cmd_send(&hdev->hw, &desc, 1);
if (ret) {
dev_err(&hdev->pdev->dev,