diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2012-07-19 16:25:54 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2012-07-19 16:51:54 +0100 |
| commit | fc39d4b5cb105d269c5349e479daf112f5d93580 (patch) | |
| tree | 5b4366a3d11b56f6245d211f889a5c5855c1c1f3 | |
| parent | 15d3eea7004822e5cbd48d676692e1b6a2b26d3e (diff) | |
sna/gen6: Add a simple DBG option to limit usage of either BLT/RENDER
We can force the code to either select only BLT or RENDER operations -
for those that we have a choice for at least!
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
| -rw-r--r-- | src/sna/gen6_render.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/sna/gen6_render.c b/src/sna/gen6_render.c index 389d002b..20a09d00 100644 --- a/src/sna/gen6_render.c +++ b/src/sna/gen6_render.c @@ -52,6 +52,7 @@ #define NO_FILL_CLEAR 0 #define NO_RING_SWITCH 0 +#define PREFER_RENDER 0 #define GEN6_MAX_SIZE 8192 @@ -2344,6 +2345,9 @@ gen6_composite_set_target(struct sna *sna, static bool prefer_blt_ring(struct sna *sna) { + if (PREFER_RENDER) + return PREFER_RENDER < 0; + return sna->kgem.ring != KGEM_RENDER; } @@ -3272,6 +3276,9 @@ static inline bool prefer_blt_copy(struct sna *sna, PixmapPtr dst, struct kgem_bo *dst_bo, unsigned flags) { + if (PREFER_RENDER) + return PREFER_RENDER > 0; + return (sna->kgem.ring == KGEM_BLT || (flags & COPY_LAST && sna->kgem.mode == KGEM_NONE) || prefer_blt_bo(sna, src, src_bo) || @@ -3647,6 +3654,9 @@ gen6_emit_fill_state(struct sna *sna, const struct sna_composite_op *op) static inline bool prefer_blt_fill(struct sna *sna, struct kgem_bo *bo) { + if (PREFER_RENDER) + return PREFER_RENDER < 0; + return (can_switch_rings(sna) || prefer_blt_ring(sna) || untiled_tlb_miss(bo)); |