diff --git a/drivers/gpu/drm/i915/i915_gem_clflush.c b/drivers/gpu/drm/i915/i915_gem_clflush.c index 152f16c11878..348b29a845c9 100644 --- a/drivers/gpu/drm/i915/i915_gem_clflush.c +++ b/drivers/gpu/drm/i915/i915_gem_clflush.c @@ -114,7 +114,7 @@ i915_clflush_notify(struct i915_sw_fence *fence, return NOTIFY_DONE; } -void i915_gem_clflush_object(struct drm_i915_gem_object *obj, +bool i915_gem_clflush_object(struct drm_i915_gem_object *obj, unsigned int flags) { struct clflush *clflush; @@ -128,7 +128,7 @@ void i915_gem_clflush_object(struct drm_i915_gem_object *obj, */ if (!i915_gem_object_has_struct_page(obj)) { obj->cache_dirty = false; - return; + return false; } /* If the GPU is snooping the contents of the CPU cache, @@ -140,7 +140,7 @@ void i915_gem_clflush_object(struct drm_i915_gem_object *obj, * tracking. */ if (!(flags & I915_CLFLUSH_FORCE) && obj->cache_coherent) - return; + return false; trace_i915_gem_object_clflush(obj); @@ -179,4 +179,5 @@ void i915_gem_clflush_object(struct drm_i915_gem_object *obj, } obj->cache_dirty = false; + return true; } diff --git a/drivers/gpu/drm/i915/i915_gem_clflush.h b/drivers/gpu/drm/i915/i915_gem_clflush.h index 2455a7820937..f390247561b3 100644 --- a/drivers/gpu/drm/i915/i915_gem_clflush.h +++ b/drivers/gpu/drm/i915/i915_gem_clflush.h @@ -28,7 +28,7 @@ struct drm_i915_private; struct drm_i915_gem_object; -void i915_gem_clflush_object(struct drm_i915_gem_object *obj, +bool i915_gem_clflush_object(struct drm_i915_gem_object *obj, unsigned int flags); #define I915_CLFLUSH_FORCE BIT(0) #define I915_CLFLUSH_SYNC BIT(1) diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index ae47e1837415..5fa44767c29e 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -1826,7 +1826,7 @@ static int eb_move_to_gpu(struct i915_execbuffer *eb) int err; for (i = 0; i < count; i++) { - const struct drm_i915_gem_exec_object2 *entry = &eb->exec[i]; + struct drm_i915_gem_exec_object2 *entry = &eb->exec[i]; struct i915_vma *vma = exec_to_vma(entry); struct drm_i915_gem_object *obj = vma->obj; @@ -1842,12 +1842,14 @@ static int eb_move_to_gpu(struct i915_execbuffer *eb) eb->request->capture_list = capture; } + if (unlikely(obj->cache_dirty && !obj->cache_coherent)) { + if (i915_gem_clflush_object(obj, 0)) + entry->flags &= ~EXEC_OBJECT_ASYNC; + } + if (entry->flags & EXEC_OBJECT_ASYNC) goto skip_flushes; - if (unlikely(obj->cache_dirty && !obj->cache_coherent)) - i915_gem_clflush_object(obj, 0); - err = i915_gem_request_await_object (eb->request, obj, entry->flags & EXEC_OBJECT_WRITE); if (err)