Heres uses errno array instead of switch-case for refactor the hns3_cmd_convert_err_code function. Besides, we add a type for ROH(RDMA Over HCCS) check cmdq return error in Kunpeng930 NIC hardware.
Signed-off-by: Lijun Ou oulijun@huawei.com --- drivers/net/hns3/hns3_cmd.c | 54 ++++++++++++++++++++++----------------------- drivers/net/hns3/hns3_cmd.h | 1 + 2 files changed, 27 insertions(+), 28 deletions(-)
diff --git a/drivers/net/hns3/hns3_cmd.c b/drivers/net/hns3/hns3_cmd.c index f58f4f7..4c301cb 100644 --- a/drivers/net/hns3/hns3_cmd.c +++ b/drivers/net/hns3/hns3_cmd.c @@ -247,34 +247,32 @@ hns3_is_special_opcode(uint16_t opcode) static int hns3_cmd_convert_err_code(uint16_t desc_ret) { - switch (desc_ret) { - case HNS3_CMD_EXEC_SUCCESS: - return 0; - case HNS3_CMD_NO_AUTH: - return -EPERM; - case HNS3_CMD_NOT_SUPPORTED: - return -EOPNOTSUPP; - case HNS3_CMD_QUEUE_FULL: - return -EXFULL; - case HNS3_CMD_NEXT_ERR: - return -ENOSR; - case HNS3_CMD_UNEXE_ERR: - return -ENOTBLK; - case HNS3_CMD_PARA_ERR: - return -EINVAL; - case HNS3_CMD_RESULT_ERR: - return -ERANGE; - case HNS3_CMD_TIMEOUT: - return -ETIME; - case HNS3_CMD_HILINK_ERR: - return -ENOLINK; - case HNS3_CMD_QUEUE_ILLEGAL: - return -ENXIO; - case HNS3_CMD_INVALID: - return -EBADR; - default: - return -EREMOTEIO; - } + static const struct { + uint16_t imp_errcode; + int linux_errcode; + } hns3_cmdq_status[] = { + {HNS3_CMD_EXEC_SUCCESS, 0}, + {HNS3_CMD_NO_AUTH, -EPERM}, + {HNS3_CMD_NOT_SUPPORTED, -EOPNOTSUPP}, + {HNS3_CMD_QUEUE_FULL, -EXFULL}, + {HNS3_CMD_NEXT_ERR, -ENOSR}, + {HNS3_CMD_UNEXE_ERR, -ENOTBLK}, + {HNS3_CMD_PARA_ERR, -EINVAL}, + {HNS3_CMD_RESULT_ERR, -ERANGE}, + {HNS3_CMD_TIMEOUT, -ETIME}, + {HNS3_CMD_HILINK_ERR, -ENOLINK}, + {HNS3_CMD_QUEUE_ILLEGAL, -ENXIO}, + {HNS3_CMD_INVALID, -EBADR}, + {HNS3_CMD_ROH_CHECK_FAIL, -EINVAL} + }; + + uint32_t i; + + for (i = 0; i < ARRAY_SIZE(hns3_cmdq_status); i++) + if (hns3_cmdq_status[i].imp_errcode == desc_ret) + return hns3_cmdq_status[i].linux_errcode; + + return -EREMOTEIO; }
static int diff --git a/drivers/net/hns3/hns3_cmd.h b/drivers/net/hns3/hns3_cmd.h index e40293b..6152f6e 100644 --- a/drivers/net/hns3/hns3_cmd.h +++ b/drivers/net/hns3/hns3_cmd.h @@ -52,6 +52,7 @@ enum hns3_cmd_return_status { HNS3_CMD_HILINK_ERR = 9, HNS3_CMD_QUEUE_ILLEGAL = 10, HNS3_CMD_INVALID = 11, + HNS3_CMD_ROH_CHECK_FAIL = 12 };
enum hns3_cmd_status {