diff options
Diffstat (limited to 'libdrm')
| -rw-r--r-- | libdrm/intel/intel_bufmgr_gem.c | 30 |
1 files changed, 5 insertions, 25 deletions
diff --git a/libdrm/intel/intel_bufmgr_gem.c b/libdrm/intel/intel_bufmgr_gem.c index 84836a8c..78297e05 100644 --- a/libdrm/intel/intel_bufmgr_gem.c +++ b/libdrm/intel/intel_bufmgr_gem.c @@ -69,15 +69,6 @@ typedef struct _drm_intel_bo_gem drm_intel_bo_gem; struct drm_intel_gem_bo_bucket { drmMMListHead head; - - /** - * Limit on the number of entries in this bucket. - * - * 0 means that this caching at this bucket size is disabled. - * -1 means that there is no limit to caching at this size. - */ - int max_entries; - int num_entries; unsigned long size; }; @@ -105,6 +96,7 @@ typedef struct _drm_intel_bufmgr_gem { uint64_t gtt_size; int available_fences; int pci_device; + char bo_reuse; } drm_intel_bufmgr_gem; struct _drm_intel_bo_gem { @@ -342,7 +334,7 @@ drm_intel_gem_bo_alloc_internal(drm_intel_bufmgr *bufmgr, const char *name, /* If we don't have caching at this size, don't actually round the * allocation up. */ - if (bucket == NULL || bucket->max_entries == 0) { + if (bucket == NULL) { bo_size = size; if (bo_size < page_size) bo_size = page_size; @@ -352,7 +344,7 @@ drm_intel_gem_bo_alloc_internal(drm_intel_bufmgr *bufmgr, const char *name, pthread_mutex_lock(&bufmgr_gem->lock); /* Get a buffer out of the cache if available */ - if (bucket != NULL && bucket->num_entries > 0) { + if (bucket != NULL && !DRMLISTEMPTY(&bucket->head)) { if (for_render) { /* Allocate new render-target BOs from the tail (MRU) * of the list, as it will likely be hot in the GPU cache @@ -360,7 +352,6 @@ drm_intel_gem_bo_alloc_internal(drm_intel_bufmgr *bufmgr, const char *name, */ bo_gem = DRMLISTENTRY(drm_intel_bo_gem, bucket->head.prev, head); DRMLISTDEL(&bo_gem->head); - bucket->num_entries--; alloc_from_cache = 1; } else { /* For non-render-target BOs (where we're probably going to map it @@ -374,7 +365,6 @@ drm_intel_gem_bo_alloc_internal(drm_intel_bufmgr *bufmgr, const char *name, if (!drm_intel_gem_bo_busy(&bo_gem->bo)) { alloc_from_cache = 1; DRMLISTDEL(&bo_gem->head); - bucket->num_entries--; } } } @@ -553,7 +543,6 @@ drm_intel_gem_cleanup_bo_cache(drm_intel_bufmgr_gem *bufmgr_gem, time_t time) break; DRMLISTDEL(&bo_gem->head); - bucket->num_entries--; drm_intel_gem_bo_free(&bo_gem->bo); } @@ -587,11 +576,7 @@ drm_intel_gem_bo_unreference_locked(drm_intel_bo *bo) bucket = drm_intel_gem_bo_bucket_for_size(bufmgr_gem, bo->size); /* Put the buffer into our internal cache for reuse if we can. */ tiling_mode = I915_TILING_NONE; - if (bo_gem->reusable && - bucket != NULL && - (bucket->max_entries == -1 || - (bucket->max_entries > 0 && - bucket->num_entries < bucket->max_entries)) && + if (bufmgr_gem->bo_reuse && bo_gem->reusable && bucket != NULL && drm_intel_gem_bo_set_tiling(bo, &tiling_mode, 0) == 0) { struct timespec time; @@ -606,7 +591,6 @@ drm_intel_gem_bo_unreference_locked(drm_intel_bo *bo) bo_gem->reloc_count = 0; DRMLISTADDTAIL(&bo_gem->head, &bucket->head); - bucket->num_entries++; drm_intel_gem_cleanup_bo_cache(bufmgr_gem, time.tv_sec); } else { @@ -931,7 +915,6 @@ drm_intel_bufmgr_gem_destroy(drm_intel_bufmgr *bufmgr) while (!DRMLISTEMPTY(&bucket->head)) { bo_gem = DRMLISTENTRY(drm_intel_bo_gem, bucket->head.next, head); DRMLISTDEL(&bo_gem->head); - bucket->num_entries--; drm_intel_gem_bo_free(&bo_gem->bo); } @@ -1225,11 +1208,8 @@ void drm_intel_bufmgr_gem_enable_reuse(drm_intel_bufmgr *bufmgr) { drm_intel_bufmgr_gem *bufmgr_gem = (drm_intel_bufmgr_gem *)bufmgr; - int i; - for (i = 0; i < DRM_INTEL_GEM_BO_BUCKETS; i++) { - bufmgr_gem->cache_bucket[i].max_entries = -1; - } + bufmgr_gem->bo_reuse = 1; } /** |