Prefer blit-based texture transfers only if the chip has dedicated VRAM
since it would translate to a copy into the same memory on shared-memory
chips.
Signed-off-by: Alexandre Courbot <acour...@nvidia.com>
Reported-by: Ilia Mirkin <imir...@alum.mit.edu>
---
src/gallium/drivers/nouveau/nvc0/nvc0_screen.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index 95e246b98669..1a8ce3cd68da 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -120,6 +120,8 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum
pipe_cap param)
return PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50;
case PIPE_CAP_ENDIANNESS:
return PIPE_ENDIAN_LITTLE;
+ case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
+ return nouveau_screen(pscreen)->vram_domain & NOUVEAU_BO_VRAM ? 1 : 0;
/* supported caps */
case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
@@ -163,7 +165,6 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum
pipe_cap param)
case PIPE_CAP_USER_CONSTANT_BUFFERS:
case PIPE_CAP_USER_INDEX_BUFFERS:
case PIPE_CAP_USER_VERTEX_BUFFERS:
- case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
case PIPE_CAP_TEXTURE_QUERY_LOD:
case PIPE_CAP_SAMPLE_SHADING:
case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
--
2.4.4
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