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bnxt_en: Return -EAGAIN if fw command returns BUSY

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If firmware command returns error code as HWRM_ERR_CODE_BUSY, which
means it cannot handle the command due to a conflicting command
from another function, convert it to -EAGAIN.  If it is an ethtool
operation, this error code will be returned to userspace.

Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vasundhara Volam 2020-03-08 18:45:53 -04:00 committed by David S. Miller
parent 3d0615911d
commit 3a707bed13
1 changed files with 1 additions and 0 deletions
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drivers/net/ethernet/broadcom/bnxt/bnxt.c
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@ -4161,6 +4161,7 @@ static int bnxt_hwrm_to_stderr(u32 hwrm_err)
case HWRM_ERR_CODE_NO_BUFFER:
return -ENOMEM;
case HWRM_ERR_CODE_HOT_RESET_PROGRESS:
case HWRM_ERR_CODE_BUSY:
return -EAGAIN;
case HWRM_ERR_CODE_CMD_NOT_SUPPORTED:
return -EOPNOTSUPP;