From 8e96d9c4d9843f00ebeb4a9b33596d96602ea101 Mon Sep 17 00:00:00 2001 From: Ben Widawsky Date: Mon, 4 Jun 2012 14:42:56 -0700 Subject: [PATCH] drm/i915: reset the GPU on context fini It's the only way we know how to make the GPU actually forget about the default context. Signed-off-by: Ben Widawsky --- drivers/gpu/drm/i915/i915_drv.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/i915_gem_context.c | 2 ++ 3 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 5d9e07ece3c2..f0bd30ab1551 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -799,7 +799,7 @@ static int gen6_do_reset(struct drm_device *dev) return ret; } -static int intel_gpu_reset(struct drm_device *dev) +int intel_gpu_reset(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; int ret = -ENODEV; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 03e7f9e683e3..6f29fd141ab0 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1184,6 +1184,7 @@ extern long i915_compat_ioctl(struct file *filp, unsigned int cmd, extern int i915_emit_box(struct drm_device *dev, struct drm_clip_rect *box, int DR1, int DR4); +extern int intel_gpu_reset(struct drm_device *dev); extern int i915_reset(struct drm_device *dev); extern unsigned long i915_chipset_val(struct drm_i915_private *dev_priv); extern unsigned long i915_mch_val(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 5642c4019b53..6dc426a48b2d 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -278,6 +278,8 @@ void i915_gem_context_fini(struct drm_device *dev) i915_gem_object_unpin(dev_priv->ring[RCS].default_context->obj); do_destroy(dev_priv->ring[RCS].default_context); + + intel_gpu_reset(dev); } void i915_gem_context_open(struct drm_device *dev, struct drm_file *file) -- 2.30.2