qtnfmac: support EBUSY errcode for QLINK protocol

Add support of EBUSY error code for remote procedures over QLINK protocol.
Signed-off-by: Andrey Shevchenko <ashevchenko@quantenna.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/quantenna/qtnfmac/commands.c

@@ -72,6 +72,8 @@ static int qtnf_cmd_resp_result_decode(enum qlink_cmd_result qcode)
 		return -EADDRINUSE;
 	case QLINK_CMD_RESULT_EADDRNOTAVAIL:
 		return -EADDRNOTAVAIL;
+	case QLINK_CMD_RESULT_EBUSY:
+		return -EBUSY;
 	default:
 		return -EFAULT;
 	}

drivers/net/wireless/quantenna/qtnfmac/qlink.h

@@ -733,6 +733,7 @@ enum qlink_cmd_result {
 	QLINK_CMD_RESULT_EALREADY,
 	QLINK_CMD_RESULT_EADDRINUSE,
 	QLINK_CMD_RESULT_EADDRNOTAVAIL,
+	QLINK_CMD_RESULT_EBUSY,
 };
 
 /**