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-rw-r--r--src/mesa/drivers/dri/i965/brw_urb.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_urb.c b/src/mesa/drivers/dri/i965/brw_urb.c
index 1116ade0a4..1a004176de 100644
--- a/src/mesa/drivers/dri/i965/brw_urb.c
+++ b/src/mesa/drivers/dri/i965/brw_urb.c
@@ -92,9 +92,9 @@ static void recalculate_urb_fence( struct brw_context *brw )
if (brw->urb.vsize < vsize ||
brw->urb.sfsize < sfsize ||
brw->urb.csize < csize ||
- (brw->urb.constrained && (brw->urb.vsize > brw->urb.vsize ||
- brw->urb.sfsize > brw->urb.sfsize ||
- brw->urb.csize > brw->urb.csize))) {
+ (brw->urb.constrained && (brw->urb.vsize > vsize ||
+ brw->urb.sfsize > sfsize ||
+ brw->urb.csize > csize))) {
brw->urb.csize = csize;
@@ -114,6 +114,10 @@ static void recalculate_urb_fence( struct brw_context *brw )
brw->urb.nr_sf_entries = limits[SF].min_nr_entries;
brw->urb.nr_cs_entries = limits[CS].min_nr_entries;
+ /* Mark us as operating with constrained nr_entries, so that next
+ * time we recalculate we'll resize the fences in the hope of
+ * escaping constrained mode and getting back to normal performance.
+ */
brw->urb.constrained = 1;
if (!check_urb_layout(brw)) {