On Fri, Aug 29, 2014 at 11:10:49PM -0700, Kenneth Graunke wrote:
> We don't really want extra buffer copying or stalls when mapping,
> so it'd be nice to know when it's happening.
>
> Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
Reviewed-by: Kristian Høgsberg <k...@bitplanet.net>
> ---
> src/mesa/drivers/dri/i965/brw_state_cache.c | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_state_cache.c
> b/src/mesa/drivers/dri/i965/brw_state_cache.c
> index b0986ea..b9bb0fc 100644
> --- a/src/mesa/drivers/dri/i965/brw_state_cache.c
> +++ b/src/mesa/drivers/dri/i965/brw_state_cache.c
> @@ -175,7 +175,7 @@ brw_cache_new_bo(struct brw_cache *cache, uint32_t
> new_size)
>
> /* Copy any existing data that needs to be saved. */
> if (cache->next_offset != 0) {
> - drm_intel_bo_map(cache->bo, false);
> + brw_bo_map(brw, cache->bo, false, "program cache");
> drm_intel_bo_subdata(new_bo, 0, cache->next_offset,
> cache->bo->virtual);
> drm_intel_bo_unmap(cache->bo);
> }
> @@ -200,6 +200,7 @@ brw_try_upload_using_copy(struct brw_cache *cache,
> const void *data,
> const void *aux)
> {
> + struct brw_context *brw = cache->brw;
> int i;
> struct brw_cache_item *item;
>
> @@ -221,7 +222,7 @@ brw_try_upload_using_copy(struct brw_cache *cache,
> continue;
> }
>
> - drm_intel_bo_map(cache->bo, false);
> + brw_bo_map(brw, cache->bo, false, "program cache");
> ret = memcmp(cache->bo->virtual + item->offset, data, item->size);
> drm_intel_bo_unmap(cache->bo);
> if (ret)
> @@ -241,6 +242,8 @@ brw_upload_item_data(struct brw_cache *cache,
> struct brw_cache_item *item,
> const void *data)
> {
> + struct brw_context *brw = cache->brw;
> +
> /* Allocate space in the cache BO for our new program. */
> if (cache->next_offset + item->size > cache->bo->size) {
> uint32_t new_size = cache->bo->size * 2;
> @@ -255,6 +258,7 @@ brw_upload_item_data(struct brw_cache *cache,
> * recreate it.
> */
> if (cache->bo_used_by_gpu) {
> + perf_debug("Copying busy program cache buffer.\n");
> brw_cache_new_bo(cache, cache->bo->size);
> }
>
> --
> 2.1.0
>
> _______________________________________________
> mesa-dev mailing list
> mesa-dev@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/mesa-dev
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