firmware: arm_scmi: Skip RAW initialization on failure

Avoid attempting to initialize RAW mode when the debug subsystem itself
has failed to initialize, since doing so is pointless and emits
misleading error messages.

Signed-off-by: Cristian Marussi <[email protected]>
Message-Id: <[email protected]>
Signed-off-by: Sudeep Holla <[email protected]>

Author: cris-ma

drivers/firmware/arm_scmi/driver.c

@@ -3028,9 +3028,6 @@ static int scmi_debugfs_raw_mode_setup(struct scmi_info *info)
 	u8 channels[SCMI_MAX_CHANNELS] = {};
 	DECLARE_BITMAP(protos, SCMI_MAX_CHANNELS) = {};
 
-	if (!info->dbg)
-		return -EINVAL;
-
 	/* Enumerate all channels to collect their ids */
 	idr_for_each_entry(&info->tx_idr, cinfo, id) {
 		/*
@@ -3202,7 +3199,7 @@ static int scmi_probe(struct platform_device *pdev)
 		if (!info->dbg)
 			dev_warn(dev, "Failed to setup SCMI debugfs.\n");
 
-		if (IS_ENABLED(CONFIG_ARM_SCMI_RAW_MODE_SUPPORT)) {
+		if (info->dbg && IS_ENABLED(CONFIG_ARM_SCMI_RAW_MODE_SUPPORT)) {
 			ret = scmi_debugfs_raw_mode_setup(info);
 			if (!coex) {
 				if (ret)