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Date:   Sun,  8 Mar 2020 18:45:53 -0400
From:   Michael Chan <michael.chan@...adcom.com>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org,
        Vasundhara Volam <vasundhara-v.volam@...adcom.com>
Subject: [PATCH net-next 7/8] bnxt_en: Return -EAGAIN if fw command returns BUSY

From: Vasundhara Volam <vasundhara-v.volam@...adcom.com>

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@...adcom.com>
Signed-off-by: Michael Chan <michael.chan@...adcom.com>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index e5da60a..02ac718 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -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;
-- 
2.5.1

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