AlexIndustrial/mesa
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

iris: Don't check VF address high bits when there is no buffer.

Browse Source 
If there is no buffer, then it doesn't matter.  Leave the old stale
high bits in place (for next time) and don't bother invalidating.

Cuts 5.6% of the flushes in the Civilization VI demo on Kabylake GT2.
This commit is contained in:
Kenneth Graunke
2019-06-20 00:47:33 -05:00
parent ecc500398f
commit db8f57a5cb
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/gallium/drivers/iris/iris_blorp.c
+1 -1
View File
@@ -212,7 +212,7 @@ blorp_vf_invalidate_for_vb_48b_transitions(struct blorp_batch *blorp_batch,
struct iris_bo *bo = addrs[i].buffer;
uint16_t high_bits = bo ? bo->gtt_offset >> 32u : 0;
if (high_bits != ice->state.last_vbo_high_bits[i]) {
if (bo && high_bits != ice->state.last_vbo_high_bits[i]) {
need_invalidate = true;
ice->state.last_vbo_high_bits[i] = high_bits;
}