From 9f65208f250422c943ca49e0f45e9f15b8cdcdac Mon Sep 17 00:00:00 2001
From: Michal Wajdeczko <michal.wajdeczko@intel.com>
Date: Mon, 16 Oct 2017 14:47:22 +0000
Subject: [PATCH] drm/i915/guc: Update Guc messages on load failure
Git-commit: 9f65208f250422c943ca49e0f45e9f15b8cdcdac
Patch-mainline: v4.15-rc1
References: FATE#322643 bsc#1055900

In case of GuC firmware loading failure we were reporting
DRM_ERROR also for case when GuC loading was not strictly
required.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Sagar Arun Kamble <sagar.a.kamble@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171016144724.17244-14-michal.wajdeczko@intel.com
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/gpu/drm/i915/intel_uc.c |    9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

--- a/drivers/gpu/drm/i915/intel_uc.c
+++ b/drivers/gpu/drm/i915/intel_uc.c
@@ -250,12 +250,14 @@ err_submission:
 err_guc:
 	i915_ggtt_disable_guc(dev_priv);
 
-	DRM_ERROR("GuC init failed\n");
 	if (i915_modparams.enable_guc_loading > 1 ||
-	    i915_modparams.enable_guc_submission > 1)
+	    i915_modparams.enable_guc_submission > 1) {
+		DRM_ERROR("GuC init failed. Firmware loading disabled.\n");
 		ret = -EIO;
-	else
+	} else {
+		DRM_NOTE("GuC init failed. Firmware loading disabled.\n");
 		ret = 0;
+	}
 
 	if (i915_modparams.enable_guc_submission) {
 		i915_modparams.enable_guc_submission = 0;
@@ -263,7 +265,6 @@ err_guc:
 	}
 
 	i915_modparams.enable_guc_loading = 0;
-	DRM_NOTE("GuC firmware loading disabled\n");
 
 	return ret;
 }