Acked-by: Min Hu (Connor) <humi...@huawei.com>
在 2020/12/24 19:18, Rahul Lakkireddy 写道:
From: Karra Satwik <kaara.sat...@chelsio.com>
Request the driver for number of entries in the FEC caps
array and then dynamically allocate the array.
Signed-off-by: Karra Satwik <kaara.sat...@chelsio.com>
Signed-off-by: Rahul Lakkireddy <rahul.lakkire...@chelsio.com>
Acked-by: Xiaoyun Li <xiaoyun...@intel.com>
---
v3:
- Use unsigned int num, instead of int num
v2:
- Replace if (!speed_fec_capa) with if (speed_fec_capa == NULL)
app/test-pmd/cmdline.c | 28 ++++++++++++++++++++--------
1 file changed, 20 insertions(+), 8 deletions(-)
diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 2ccbaa039..1dfad5df4 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -16263,11 +16263,9 @@ cmd_show_fec_capability_parsed(void *parsed_result,
__rte_unused struct cmdline *cl,
__rte_unused void *data)
{
-#define FEC_CAP_NUM 2
struct cmd_show_fec_capability_result *res = parsed_result;
- struct rte_eth_fec_capa speed_fec_capa[FEC_CAP_NUM];
- unsigned int num = FEC_CAP_NUM;
- unsigned int ret_num;
+ struct rte_eth_fec_capa *speed_fec_capa;
+ unsigned int num;
int ret;
if (!rte_eth_dev_is_valid_port(res->cmd_pid)) {
@@ -16275,17 +16273,31 @@ cmd_show_fec_capability_parsed(void *parsed_result,
return;
}
- ret = rte_eth_fec_get_capability(res->cmd_pid, speed_fec_capa, num);
+ ret = rte_eth_fec_get_capability(res->cmd_pid, NULL, 0);
if (ret == -ENOTSUP) {
printf("Function not implemented\n");
return;
} else if (ret < 0) {
- printf("Get FEC capability failed\n");
+ printf("Get FEC capability failed: %d\n", ret);
+ return;
+ }
+
+ num = (unsigned int)ret;
+ speed_fec_capa = calloc(num, sizeof(*speed_fec_capa));
+ if (speed_fec_capa == NULL) {
+ printf("Failed to alloc FEC capability buffer\n");
return;
}
- ret_num = (unsigned int)ret;
- show_fec_capability(ret_num, speed_fec_capa);
+ ret = rte_eth_fec_get_capability(res->cmd_pid, speed_fec_capa, num);
+ if (ret < 0) {
+ printf("Error getting FEC capability: %d\n", ret);
+ goto out;
+ }
+
+ show_fec_capability(num, speed_fec_capa);
+out:
+ free(speed_fec_capa);
}
cmdline_parse_token_string_t cmd_show_fec_capability_show =