diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2010-09-19 15:31:36 +0400 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2010-09-21 14:19:53 +0400 |
| commit | 77f01230223a08792f5320ebba27af9cbb81b0cf (patch) | |
| tree | 26781f9316514cabec7b8cd449827dc04cb349b1 | |
| parent | 9375e446e7f43be9a7c21e246cee35ea912532ec (diff) | |
| download | linux-77f01230223a08792f5320ebba27af9cbb81b0cf.tar.xz | |
drm/i915: Clear GPU read domains on reset
Clear the GPU read domain for the inactive objects on a reset so that
they are correctly invalidated on reuse.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 13 |
3 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index cb1ddc6af6a6..38e889bfd99c 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -391,6 +391,11 @@ int i965_reset(struct drm_device *dev, u8 flags) */ i915_gem_reset_flushing_list(dev); + /* Move everything out of the GPU domains to ensure we do any + * necessary invalidation upon reuse. + */ + i915_gem_reset_inactive_gpu_domains(dev); + /* * Set the domains we want to reset (GRDOM/bits 2 and 3) as * well as the reset bit (GR/bit 0). Setting the GR bit diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 50fcb91218e8..ae05008a5900 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -998,6 +998,7 @@ int i915_gem_object_put_fence_reg(struct drm_gem_object *obj, bool interruptible); void i915_gem_retire_requests(struct drm_device *dev); void i915_gem_reset_flushing_list(struct drm_device *dev); +void i915_gem_reset_inactive_gpu_domains(struct drm_device *dev); void i915_gem_clflush_object(struct drm_gem_object *obj); int i915_gem_object_set_domain(struct drm_gem_object *obj, uint32_t read_domains, diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 4e978e4044a3..325f52bc1401 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1699,6 +1699,19 @@ void i915_gem_reset_flushing_list(struct drm_device *dev) } } +void i915_gem_reset_inactive_gpu_domains(struct drm_device *dev) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + struct drm_i915_gem_object *obj_priv; + + list_for_each_entry(obj_priv, + &dev_priv->mm.inactive_list, + list) + { + obj_priv->base.read_domains &= ~I915_GEM_GPU_DOMAINS; + } +} + /** * This function clears the request list as sequence numbers are passed. */ |