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 <ben@bwidawsk.net>
This commit is contained in:
Ben Widawsky 2012-06-04 14:42:56 -07:00 committed by Daniel Vetter
parent 6e0a69dbc8
commit 8e96d9c4d9
3 changed files with 4 additions and 1 deletions

View File

@ -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;

View File

@ -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);

View File

@ -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)