diff options
| author | Jian Shen <shenjian15@huawei.com> | 2019-02-23 17:22:17 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-02-24 20:27:50 -0800 |
| commit | a638b1d8cc875ae819591be787503fc1db053d5f (patch) | |
| tree | c0d72174c377f39cf415d405a6bc41a9411c427a /drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c | |
| parent | 30ebc576d7773c7d8b53fa7941c2c56e488589fd (diff) | |
net: hns3: fix get VF RSS issue
For revision 0x20, VF shares the same RSS config with PF.
In original codes, it always return 0 when query RSS hash
key for VF. This patch fixes it by return the hash key
got from PF.
Fixes: 374ad291762a ("net: hns3: net: hns3: Add RSS general configuration support for VF")
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c index ca056b3a6589..306a23e486de 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c @@ -490,6 +490,24 @@ static int hclge_get_queue_id_in_pf(struct hclge_vport *vport, return hclge_gen_resp_to_vf(vport, mbx_req, 0, resp_data, 2); } +static int hclge_get_rss_key(struct hclge_vport *vport, + struct hclge_mbx_vf_to_pf_cmd *mbx_req) +{ +#define HCLGE_RSS_MBX_RESP_LEN 8 + u8 resp_data[HCLGE_RSS_MBX_RESP_LEN]; + struct hclge_dev *hdev = vport->back; + u8 index; + + index = mbx_req->msg[2]; + + memcpy(&resp_data[0], + &hdev->vport[0].rss_hash_key[index * HCLGE_RSS_MBX_RESP_LEN], + HCLGE_RSS_MBX_RESP_LEN); + + return hclge_gen_resp_to_vf(vport, mbx_req, 0, resp_data, + HCLGE_RSS_MBX_RESP_LEN); +} + static bool hclge_cmd_crq_empty(struct hclge_hw *hw) { u32 tail = hclge_read_dev(hw, HCLGE_NIC_CRQ_TAIL_REG); @@ -625,6 +643,13 @@ void hclge_mbx_handler(struct hclge_dev *hdev) "PF failed(%d) to get qid for VF\n", ret); break; + case HCLGE_MBX_GET_RSS_KEY: + ret = hclge_get_rss_key(vport, req); + if (ret) + dev_err(&hdev->pdev->dev, + "PF fail(%d) to get rss key for VF\n", + ret); + break; case HCLGE_MBX_GET_LINK_MODE: hclge_get_link_mode(vport, req); break; |