dpdk/0021-net-hns3-refactor-converting-descriptor-error.patch
speech_white 3a8995b1ad Update DPDK baseline version
Update DPDK version from 19.11 to 20.11 and also support
hns3 PMD for Kunpeng 920 and Kunpeng 930.

Signed-off-by: speech_white <humin29@huawei.com>
2021-06-28 00:52:34 +00:00

98 lines
2.6 KiB
Diff

From 17327e444434b1062063a03060d6cc5a1876aa3f Mon Sep 17 00:00:00 2001
From: Lijun Ou <oulijun@huawei.com>
Date: Fri, 22 Jan 2021 18:18:41 +0800
Subject: [PATCH 021/189] net/hns3: refactor converting descriptor error
Use 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 {
--
2.7.4