From 6f25d0be180f5b4713c6fb5a6619fe11dd1dacd9 Mon Sep 17 00:00:00 2001 From: Sujaritha Sundaresan Date: Tue, 2 Jan 2018 13:20:25 -0800 Subject: [PATCH] drm/i915/guc : GEM_BUG_ON on invoking GuC reset function Instead of returning -EINVAL, GEM_BUG_ON when GuC reset is invoked for platforms not supporting as we don't expect to invoke it. v2: re-wording commit message and subject (Sagar) Signed-off-by: Sujaritha Sundaresan Cc: Chris Wilson Cc: Michal Wajdeczko Cc: Sagar Arun Kamble Reviewed-by: Sagar Arun Kamble Signed-off-by: Chris Wilson Link: https://patchwork.freedesktop.org/patch/msgid/1514928025-29659-2-git-send-email-sujaritha.sundaresan@intel.com --- drivers/gpu/drm/i915/intel_uncore.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 89547b614aa6..94e1fb3a2936 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -1936,8 +1936,7 @@ int intel_reset_guc(struct drm_i915_private *dev_priv) { int ret; - if (!HAS_GUC(dev_priv)) - return -EINVAL; + GEM_BUG_ON(!HAS_GUC(dev_priv)); intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); ret = gen6_hw_domain_reset(dev_priv, GEN9_GRDOM_GUC); -- 2.11.0