From 11ed50ec2a316928c2bacc1149bded86c6a96068 Mon Sep 17 00:00:00 2001 From: Ben Gamari Date: Mon, 14 Sep 2009 17:48:45 -0400 Subject: drm/i915: Implement GPU reset on i965 This patch puts in place the machinery to attempt to reset the GPU. This will be used when attempting to recover from a GPU hang. Signed-off-by: Owain G. Ainsworth Signed-off-by: Ben Gamari Signed-off-by: Jesse Barnes --- drivers/gpu/drm/i915/i915_reg.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/gpu/drm/i915/i915_reg.h') diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 6345bf20db0..f3d41397ce7 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -85,6 +85,10 @@ #define I915_GC_RENDER_CLOCK_200_MHZ (1 << 0) #define I915_GC_RENDER_CLOCK_333_MHZ (4 << 0) #define LBB 0xf4 +#define GDRST 0xc0 +#define GDRST_FULL (0<<2) +#define GDRST_RENDER (1<<2) +#define GDRST_MEDIA (3<<2) /* VGA stuff */ -- cgit v1.2.3