diff options
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_state.h | 1 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_state_cache.c | 49 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_mipmap_tree.c | 16 |
3 files changed, 66 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_state.h b/src/mesa/drivers/dri/i965/brw_state.h index 5335eac8951..d639656b9d4 100644 --- a/src/mesa/drivers/dri/i965/brw_state.h +++ b/src/mesa/drivers/dri/i965/brw_state.h @@ -151,6 +151,7 @@ void brw_state_cache_check_size( struct brw_context *brw ); void brw_init_caches( struct brw_context *brw ); void brw_destroy_caches( struct brw_context *brw ); +void brw_state_cache_bo_delete(struct brw_cache *cache, dri_bo *bo); /*********************************************************************** * brw_state_batch.c diff --git a/src/mesa/drivers/dri/i965/brw_state_cache.c b/src/mesa/drivers/dri/i965/brw_state_cache.c index e40d7a04164..f8e46aacf71 100644 --- a/src/mesa/drivers/dri/i965/brw_state_cache.c +++ b/src/mesa/drivers/dri/i965/brw_state_cache.c @@ -517,6 +517,55 @@ brw_clear_cache(struct brw_context *brw, struct brw_cache *cache) brw->state.dirty.cache |= ~0; } +/* Clear all entries from the cache that point to the given bo. + * + * This lets us release memory for reuse earlier for known-dead buffers, + * at the cost of walking the entire hash table. + */ +void +brw_state_cache_bo_delete(struct brw_cache *cache, dri_bo *bo) +{ + struct brw_cache_item **prev; + GLuint i; + + if (INTEL_DEBUG & DEBUG_STATE) + _mesa_printf("%s\n", __FUNCTION__); + + for (i = 0; i < cache->size; i++) { + for (prev = &cache->items[i]; *prev;) { + struct brw_cache_item *c = *prev; + int j; + + for (j = 0; j < c->nr_reloc_bufs; j++) { + if (c->reloc_bufs[j] == bo) + break; + } + + if (j != c->nr_reloc_bufs) { + + *prev = c->next; + + for (j = 0; j < c->nr_reloc_bufs; j++) + dri_bo_unreference(c->reloc_bufs[j]); + dri_bo_unreference(c->bo); + free((void *)c->key); + free(c); + cache->n_items--; + + /* Delete up the tree. Notably we're trying to get from + * a request to delete the surface, to deleting the surface state + * object, to deleting the binding table. We're slack and restart + * the deletion process when we do this because the other delete + * may kill our *prev. + */ + brw_state_cache_bo_delete(cache, c->bo); + prev = &cache->items[i]; + } else { + prev = &(*prev)->next; + } + } + } +} void brw_state_cache_check_size(struct brw_context *brw) diff --git a/src/mesa/drivers/dri/intel/intel_mipmap_tree.c b/src/mesa/drivers/dri/intel/intel_mipmap_tree.c index c985da5aa25..4f5101a3128 100644 --- a/src/mesa/drivers/dri/intel/intel_mipmap_tree.c +++ b/src/mesa/drivers/dri/intel/intel_mipmap_tree.c @@ -29,6 +29,9 @@ #include "intel_mipmap_tree.h" #include "intel_regions.h" #include "intel_chipset.h" +#ifndef I915 +#include "brw_state.h" +#endif #include "main/enums.h" #define FILE_DEBUG_FLAG DEBUG_MIPTREE @@ -269,6 +272,19 @@ intel_miptree_release(struct intel_context *intel, DBG("%s deleting %p\n", __FUNCTION__, *mt); +#ifndef I915 + /* Free up cached binding tables holding a reference on our buffer, to + * avoid excessive memory consumption. + * + * This isn't as aggressive as we could be, as we'd like to do + * it from any time we free the last ref on a region. But intel_region.c + * is context-agnostic. Perhaps our constant state cache should be, as + * well. + */ + brw_state_cache_bo_delete(&brw_context(&intel->ctx)->surface_cache, + (*mt)->region->buffer); +#endif + intel_region_release(&((*mt)->region)); for (i = 0; i < MAX_TEXTURE_LEVELS; i++) |