From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Min He Date: Fri, 14 Sep 2018 16:10:18 +0800 Subject: [PATCH] drm/i915/gvt: avoid unncessary reset in GVT-g guest When i915 boots up, it will trigger a reset, but it's unnecessary in GVT-g environment, so remove this reset which can reduce guest boot time. Change-Id: Id8c120c3229118af3c41fb1ef4ddbfbf71cb69fe Signed-off-by: Min He Reviewed-on: Reviewed-by: Jiang, Fei Reviewed-by: Dong, Eddie Tested-by: Dong, Eddie --- drivers/gpu/drm/i915/i915_gem.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 03cda19..12dd124 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -5030,7 +5030,8 @@ void i915_gem_sanitize(struct drm_i915_private *i915) * of the reset, so this could be applied to even earlier gen. */ err = -ENODEV; - if (INTEL_GEN(i915) >= 5 && intel_has_gpu_reset(i915)) + if (INTEL_GEN(i915) >= 5 && intel_has_gpu_reset(i915) && + !intel_vgpu_active(i915)) err = WARN_ON(intel_gpu_reset(i915, ALL_ENGINES)); if (!err) intel_engines_sanitize(i915); -- 2.21.0