diff options
| author | Huazhong Tan <tanhuazhong@huawei.com> | 2020-11-28 06:51:44 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-12-02 02:16:31 +0300 |
| commit | 4b2fe769aad9736624147882e566eeeb8dd4c187 (patch) | |
| tree | 9ae05f1a7378080bcdfcf74609814ef2312501c1 /drivers/net/ethernet/hisilicon/hns3/hns3_enet.h | |
| parent | 9e39394faef6d436f0c9900d2a5c690c13bc1cac (diff) | |
| download | linux-4b2fe769aad9736624147882e566eeeb8dd4c187.tar.xz | |
net: hns3: add support for RX completion checksum
In some cases (for example ip fragment), hardware will
calculate the checksum of whole packet in RX, and setup
the HNS3_RXD_L2_CSUM_B flag in the descriptor, so add
support to utilize this checksum.
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3_enet.h')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_enet.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h index 8d3365231bfd..40681a018dc9 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h @@ -82,6 +82,12 @@ enum hns3_nic_state { #define HNS3_RXD_STRP_TAGP_S 13 #define HNS3_RXD_STRP_TAGP_M (0x3 << HNS3_RXD_STRP_TAGP_S) +#define HNS3_RXD_L2_CSUM_B 15 +#define HNS3_RXD_L2_CSUM_L_S 4 +#define HNS3_RXD_L2_CSUM_L_M (0xff << HNS3_RXD_L2_CSUM_L_S) +#define HNS3_RXD_L2_CSUM_H_S 24 +#define HNS3_RXD_L2_CSUM_H_M (0xff << HNS3_RXD_L2_CSUM_H_S) + #define HNS3_RXD_L2E_B 16 #define HNS3_RXD_L3E_B 17 #define HNS3_RXD_L4E_B 18 @@ -371,6 +377,7 @@ struct ring_stats { u64 err_bd_num; u64 l2_err; u64 l3l4_csum_err; + u64 csum_complete; u64 rx_multicast; u64 non_reuse_pg; }; |