sna: Utilise existing cached upload for promoting to GPU bo

If we already have a buffer that represents the data on the GPU, we can
simply use that when we need to promote the pixmap onto the GPU.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/sna/sna_damage.h b/src/sna/sna_damage.h
index 28f7ee60..a55f8598 100644
--- a/src/sna/sna_damage.h
+++ b/src/sna/sna_damage.h
@@ -25,6 +25,7 @@ struct sna_damage {
 #define DAMAGE_IS_ALL(ptr) (((uintptr_t)(ptr))&1)
 #define DAMAGE_MARK_ALL(ptr) ((struct sna_damage *)(((uintptr_t)(ptr))|1))
 #define DAMAGE_PTR(ptr) ((struct sna_damage *)(((uintptr_t)(ptr))&~1))
+#define DAMAGE_REGION(ptr) (&DAMAGE_PTR(ptr)->region)
 
 struct sna_damage *sna_damage_create(void);