diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/gallium/drivers/svga/svga_screen_cache.c | 106 |
1 files changed, 54 insertions, 52 deletions
diff --git a/src/gallium/drivers/svga/svga_screen_cache.c b/src/gallium/drivers/svga/svga_screen_cache.c index c8562b2c5d6..9350feeb861 100644 --- a/src/gallium/drivers/svga/svga_screen_cache.c +++ b/src/gallium/drivers/svga/svga_screen_cache.c @@ -73,13 +73,13 @@ surface_size(const struct svga_host_surface_cache_key *key) } -/** - * Compute the bucket for this key. +/** + * Compute the bucket for this key. */ static INLINE unsigned svga_screen_cache_bucket(const struct svga_host_surface_cache_key *key) { - return util_hash_crc32( key, sizeof *key ) % SVGA_HOST_SURFACE_CACHE_BUCKETS; + return util_hash_crc32(key, sizeof *key) % SVGA_HOST_SURFACE_CACHE_BUCKETS; } @@ -108,26 +108,26 @@ svga_screen_cache_lookup(struct svga_screen *svgascreen, curr = cache->bucket[bucket].next; next = curr->next; - while(curr != &cache->bucket[bucket]) { + while (curr != &cache->bucket[bucket]) { ++tries; - + entry = LIST_ENTRY(struct svga_host_surface_cache_entry, curr, bucket_head); assert(entry->handle); - - if(memcmp(&entry->key, key, sizeof *key) == 0 && - sws->fence_signalled( sws, entry->fence, 0 ) == 0) { + + if (memcmp(&entry->key, key, sizeof *key) == 0 && + sws->fence_signalled(sws, entry->fence, 0) == 0) { unsigned surf_size; assert(sws->surface_is_flushed(sws, entry->handle)); - + handle = entry->handle; /* Reference is transfered here. */ entry->handle = NULL; - + LIST_DEL(&entry->bucket_head); LIST_DEL(&entry->head); - + LIST_ADD(&entry->head, &cache->empty); /* update the cache size */ @@ -141,16 +141,16 @@ svga_screen_cache_lookup(struct svga_screen *svgascreen, break; } - curr = next; + curr = next; next = curr->next; } pipe_mutex_unlock(cache->mutex); - + if (SVGA_DEBUG & DEBUG_DMA) - debug_printf("%s: cache %s after %u tries (bucket %d)\n", __FUNCTION__, + debug_printf("%s: cache %s after %u tries (bucket %d)\n", __FUNCTION__, handle ? "hit" : "miss", tries, bucket); - + return handle; } @@ -197,10 +197,9 @@ svga_screen_cache_shrink(struct svga_screen *svgascreen, /* * Transfers a handle reference. */ - static INLINE void svga_screen_cache_add(struct svga_screen *svgascreen, - const struct svga_host_surface_cache_key *key, + const struct svga_host_surface_cache_key *key, struct svga_winsys_surface **p_handle) { struct svga_host_surface_cache *cache = &svgascreen->cache; @@ -212,7 +211,7 @@ svga_screen_cache_add(struct svga_screen *svgascreen, assert(key->cachable); assert(handle); - if(!handle) + if (!handle) return; surf_size = surface_size(key); @@ -246,15 +245,17 @@ svga_screen_cache_add(struct svga_screen *svgascreen, } } - if(!LIST_IS_EMPTY(&cache->empty)) { + if (!LIST_IS_EMPTY(&cache->empty)) { /* use the first empty entry */ - entry = LIST_ENTRY(struct svga_host_surface_cache_entry, cache->empty.next, head); - + entry = LIST_ENTRY(struct svga_host_surface_cache_entry, + cache->empty.next, head); + LIST_DEL(&entry->head); } - else if(!LIST_IS_EMPTY(&cache->unused)) { + else if (!LIST_IS_EMPTY(&cache->unused)) { /* free the last used buffer and reuse its entry */ - entry = LIST_ENTRY(struct svga_host_surface_cache_entry, cache->unused.prev, head); + entry = LIST_ENTRY(struct svga_host_surface_cache_entry, + cache->unused.prev, head); SVGA_DBG(DEBUG_CACHE|DEBUG_DMA, "unref sid %p (make space)\n", entry->handle); @@ -267,10 +268,10 @@ svga_screen_cache_add(struct svga_screen *svgascreen, LIST_DEL(&entry->head); } - if(entry) { + if (entry) { entry->handle = handle; memcpy(&entry->key, key, sizeof entry->key); - + SVGA_DBG(DEBUG_CACHE|DEBUG_DMA, "cache sid %p\n", entry->handle); LIST_ADD(&entry->head, &cache->validated); @@ -283,7 +284,7 @@ svga_screen_cache_add(struct svga_screen *svgascreen, "unref sid %p (couldn't find space)\n", handle); sws->surface_reference(sws, &handle, NULL); } - + pipe_mutex_unlock(cache->mutex); } @@ -306,14 +307,14 @@ svga_screen_cache_flush(struct svga_screen *svgascreen, curr = cache->validated.next; next = curr->next; - while(curr != &cache->validated) { + while (curr != &cache->validated) { entry = LIST_ENTRY(struct svga_host_surface_cache_entry, curr, head); assert(entry->handle); - if(sws->surface_is_flushed(sws, entry->handle)) { + if (sws->surface_is_flushed(sws, entry->handle)) { LIST_DEL(&entry->head); - + svgascreen->sws->fence_reference(svgascreen->sws, &entry->fence, fence); LIST_ADD(&entry->head, &cache->unused); @@ -322,7 +323,7 @@ svga_screen_cache_flush(struct svga_screen *svgascreen, LIST_ADD(&entry->bucket_head, &cache->bucket[bucket]); } - curr = next; + curr = next; next = curr->next; } @@ -336,9 +337,9 @@ svga_screen_cache_cleanup(struct svga_screen *svgascreen) struct svga_host_surface_cache *cache = &svgascreen->cache; struct svga_winsys_screen *sws = svgascreen->sws; unsigned i; - - for(i = 0; i < SVGA_HOST_SURFACE_CACHE_SIZE; ++i) { - if(cache->entries[i].handle) { + + for (i = 0; i < SVGA_HOST_SURFACE_CACHE_SIZE; ++i) { + if (cache->entries[i].handle) { SVGA_DBG(DEBUG_CACHE|DEBUG_DMA, "unref sid %p (shutdown)\n", cache->entries[i].handle); sws->surface_reference(sws, &cache->entries[i].handle, NULL); @@ -346,10 +347,11 @@ svga_screen_cache_cleanup(struct svga_screen *svgascreen) cache->total_size -= surface_size(&cache->entries[i].key); } - if(cache->entries[i].fence) - svgascreen->sws->fence_reference(svgascreen->sws, &cache->entries[i].fence, NULL); + if (cache->entries[i].fence) + svgascreen->sws->fence_reference(svgascreen->sws, + &cache->entries[i].fence, NULL); } - + pipe_mutex_destroy(cache->mutex); } @@ -363,22 +365,22 @@ svga_screen_cache_init(struct svga_screen *svgascreen) assert(cache->total_size == 0); pipe_mutex_init(cache->mutex); - - for(i = 0; i < SVGA_HOST_SURFACE_CACHE_BUCKETS; ++i) + + for (i = 0; i < SVGA_HOST_SURFACE_CACHE_BUCKETS; ++i) LIST_INITHEAD(&cache->bucket[i]); LIST_INITHEAD(&cache->unused); - + LIST_INITHEAD(&cache->validated); - + LIST_INITHEAD(&cache->empty); - for(i = 0; i < SVGA_HOST_SURFACE_CACHE_SIZE; ++i) + for (i = 0; i < SVGA_HOST_SURFACE_CACHE_SIZE; ++i) LIST_ADDTAIL(&cache->entries[i].head, &cache->empty); return PIPE_OK; } - + struct svga_winsys_surface * svga_screen_surface_create(struct svga_screen *svgascreen, struct svga_host_surface_cache_key *key) @@ -388,7 +390,7 @@ svga_screen_surface_create(struct svga_screen *svgascreen, boolean cachable = SVGA_SURFACE_CACHE_ENABLED && key->cachable; SVGA_DBG(DEBUG_CACHE|DEBUG_DMA, - "%s sz %dx%dx%d mips %d faces %d cachable %d\n", + "%s sz %dx%dx%d mips %d faces %d cachable %d\n", __FUNCTION__, key->size.width, key->size.height, @@ -404,7 +406,7 @@ svga_screen_surface_create(struct svga_screen *svgascreen, * texture surface dimensions unchanged. */ uint32_t size = 1; - while(size < key->size.width) + while (size < key->size.width) size <<= 1; key->size.width = size; /* Since we're reusing buffers we're effectively transforming all @@ -422,11 +424,11 @@ svga_screen_surface_create(struct svga_screen *svgascreen, if (handle) { if (key->format == SVGA3D_BUFFER) SVGA_DBG(DEBUG_CACHE|DEBUG_DMA, - "reuse sid %p sz %d (buffer)\n", handle, + "reuse sid %p sz %d (buffer)\n", handle, key->size.width); else SVGA_DBG(DEBUG_CACHE|DEBUG_DMA, - "reuse sid %p sz %dx%dx%d mips %d faces %d\n", handle, + "reuse sid %p sz %dx%dx%d mips %d faces %d\n", handle, key->size.width, key->size.height, key->size.depth, @@ -439,13 +441,13 @@ svga_screen_surface_create(struct svga_screen *svgascreen, handle = sws->surface_create(sws, key->flags, key->format, - key->size, - key->numFaces, + key->size, + key->numFaces, key->numMipLevels); if (handle) SVGA_DBG(DEBUG_CACHE|DEBUG_DMA, - " CREATE sid %p sz %dx%dx%d\n", - handle, + " CREATE sid %p sz %dx%dx%d\n", + handle, key->size.width, key->size.height, key->size.depth); @@ -461,12 +463,12 @@ svga_screen_surface_destroy(struct svga_screen *svgascreen, struct svga_winsys_surface **p_handle) { struct svga_winsys_screen *sws = svgascreen->sws; - + /* We only set the cachable flag for surfaces of which we are the * exclusive owner. So just hold onto our existing reference in * that case. */ - if(SVGA_SURFACE_CACHE_ENABLED && key->cachable) { + if (SVGA_SURFACE_CACHE_ENABLED && key->cachable) { svga_screen_cache_add(svgascreen, key, p_handle); } else { |