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Subject[Patch net-next 2/6] net: hns3: set the cmdq out_vld bit to 0 after used
Date
Driver check the out_vld bit when get a new cmdq BD, if the bit is 1,
the BD is valid. driver Should set the bit 0 after used and hw will
set the bit 1 if get a valid BD.

Signed-off-by: Peng Li <lipeng321@huawei.com>
---
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c | 1 +
drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c | 1 +
2 files changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
index 31383a6..6d48ebf 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
@@ -410,6 +410,7 @@ void hclge_mbx_handler(struct hclge_dev *hdev)
req->msg[0]);
break;
}
+ crq->desc[crq->next_to_use].flag = 0;
hclge_mbx_ring_ptr_move_crq(crq);
}

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c
index e39cad2..18283ef 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c
@@ -171,6 +171,7 @@ void hclgevf_mbx_handler(struct hclgevf_dev *hdev)
req->msg[0]);
break;
}
+ crq->desc[crq->next_to_use].flag = 0;
hclge_mbx_ring_ptr_move_crq(crq);
flag = le16_to_cpu(crq->desc[crq->next_to_use].flag);
}
--
2.9.3
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