Thread (9 messages) 9 messages, 3 authors, 2019-08-18
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[PATCH net 4/6] bnxt_en: Suppress HWRM errors for HWRM_NVM_GET_VARIABLE command

From: Michael Chan <michael.chan@broadcom.com>
Date: 2019-08-16 22:33:57
Subsystem: broadcom bnxt_en 50 gigabit ethernet driver, networking drivers, the rest · Maintainers: Michael Chan, Pavan Chebbi, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Vasundhara Volam <redacted>

For newly added NVM parameters, older firmware may not have the support.
Suppress the error message to avoid the unncessary error message which is
triggered when devlink calls the driver during initialization.

Fixes: 782a624d00fa ("bnxt_en: Add bnxt_en initial params table and register it.")
Signed-off-by: Vasundhara Volam <redacted>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
index 549c90d3..c05d663 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
@@ -98,10 +98,13 @@ static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg,
 	if (idx)
 		req->dimensions = cpu_to_le16(1);
 
-	if (req->req_type == cpu_to_le16(HWRM_NVM_SET_VARIABLE))
+	if (req->req_type == cpu_to_le16(HWRM_NVM_SET_VARIABLE)) {
 		memcpy(data_addr, buf, bytesize);
-
-	rc = hwrm_send_message(bp, msg, msg_len, HWRM_CMD_TIMEOUT);
+		rc = hwrm_send_message(bp, msg, msg_len, HWRM_CMD_TIMEOUT);
+	} else {
+		rc = hwrm_send_message_silent(bp, msg, msg_len,
+					      HWRM_CMD_TIMEOUT);
+	}
 	if (!rc && req->req_type == cpu_to_le16(HWRM_NVM_GET_VARIABLE))
 		memcpy(buf, data_addr, bytesize);
 
-- 
2.5.1
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