if (bo_gem->gtt_virtual == NULL) {
struct drm_i915_gem_mmap_gtt mmap_arg;
- DBG("bo_map_gtt: %d (%s)\n", bo_gem->gem_handle, bo_gem->name);
+ DBG("bo_map_gtt: mmap %d (%s)\n", bo_gem->gem_handle, bo_gem->name);
memset(&mmap_arg, 0, sizeof(mmap_arg));
mmap_arg.handle = bo_gem->gem_handle;
bo->virtual = bo_gem->gtt_virtual;
- DBG("bo_map: %d (%s) -> %p\n", bo_gem->gem_handle, bo_gem->name,
+ DBG("bo_map_gtt: %d (%s) -> %p\n", bo_gem->gem_handle, bo_gem->name,
bo_gem->gtt_virtual);
/* Now move it to the GTT domain so that the CPU caches are flushed */
}
/**
+ * Clear the flag set by drm_intel_gem_bo_get_aperture_space() so we're ready
+ * for the next drm_intel_bufmgr_check_aperture_space() call.
+ */
+static int
+drm_intel_gem_bo_references(drm_intel_bo *bo, drm_intel_bo *target_bo)
+{
+ drm_intel_bo_gem *bo_gem = (drm_intel_bo_gem *)bo;
+ int i;
+
+ if (bo == NULL || target_bo == NULL)
+ return 0;
+
+ for (i = 0; i < bo_gem->reloc_count; i++) {
+ if (bo_gem->reloc_target_bo[i] == target_bo)
+ return 1;
+ if (drm_intel_gem_bo_references(bo_gem->reloc_target_bo[i], target_bo))
+ return 1;
+ }
+
+ return 0;
+}
+
+/**
* Initializes the GEM buffer manager, which uses the kernel to allocate, map,
* and manage map buffer objections.
*
bufmgr_gem->bufmgr.check_aperture_space = drm_intel_gem_check_aperture_space;
bufmgr_gem->bufmgr.bo_disable_reuse = drm_intel_gem_bo_disable_reuse;
bufmgr_gem->bufmgr.get_pipe_from_crtc_id = drm_intel_gem_get_pipe_from_crtc_id;
+ bufmgr_gem->bufmgr.bo_references = drm_intel_gem_bo_references;
+
/* Initialize the linked lists for BO reuse cache. */
for (i = 0, size = 4096; i < DRM_INTEL_GEM_BO_BUCKETS; i++, size *= 2) {
DRMINITLISTHEAD(&bufmgr_gem->cache_bucket[i].head);