[Mesa-dev] [PATCH 3/3] gallium/radeon: set GTT WC on tiled textures

Marek Olšák maraeo at gmail.com
Mon Apr 11 19:02:58 UTC 2016


From: Marek Olšák <marek.olsak at amd.com>

Just for consistency. This should have no effect, because OpenGL textures
always go to VRAM.
---
 src/gallium/drivers/radeon/r600_buffer_common.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gallium/drivers/radeon/r600_buffer_common.c b/src/gallium/drivers/radeon/r600_buffer_common.c
index ae4b579..47514e9 100644
--- a/src/gallium/drivers/radeon/r600_buffer_common.c
+++ b/src/gallium/drivers/radeon/r600_buffer_common.c
@@ -160,7 +160,8 @@ bool r600_init_resource(struct r600_common_screen *rscreen,
 	    rtex->surface.level[0].mode >= RADEON_SURF_MODE_1D) {
 		res->domains = RADEON_DOMAIN_VRAM;
 		flags &= ~RADEON_FLAG_CPU_ACCESS;
-		flags |= RADEON_FLAG_NO_CPU_ACCESS;
+		flags |= RADEON_FLAG_NO_CPU_ACCESS |
+			 RADEON_FLAG_GTT_WC;
 	}
 
 	/* If VRAM is just stolen system memory, allow both VRAM and GTT,
-- 
2.5.0



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