Reviewed-by: Marek Olšák marek.olsak@amd.com
Marek
On Thu, Jul 31, 2014 at 11:43 AM, Michel Dänzer michel@daenzer.net wrote:
From: Michel Dänzer michel.daenzer@amd.com
Signed-off-by: Michel Dänzer michel.daenzer@amd.com
src/gallium/drivers/radeon/r600_buffer_common.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/src/gallium/drivers/radeon/r600_buffer_common.c b/src/gallium/drivers/radeon/r600_buffer_common.c index 4e6b897..154c33d 100644 --- a/src/gallium/drivers/radeon/r600_buffer_common.c +++ b/src/gallium/drivers/radeon/r600_buffer_common.c @@ -127,13 +127,17 @@ bool r600_init_resource(struct r600_common_screen *rscreen, break; }
/* Use GTT for all persistent mappings, because they are* always cached and coherent. */if (res->b.b.target == PIPE_BUFFER &&
/* Use GTT for all persistent mappings with older kernels, because they* didn't always flush the HDP cache before CS execution.** Write-combined CPU mappings are fine, the kernel ensures all CPU* writes finish before the GPU executes a command stream.*/if (rscreen->info.drm_minor < 40 &&res->b.b.target == PIPE_BUFFER && res->b.b.flags & (PIPE_RESOURCE_FLAG_MAP_PERSISTENT | PIPE_RESOURCE_FLAG_MAP_COHERENT)) { res->domains = RADEON_DOMAIN_GTT;
flags = 0; } /* Tiled textures are unmappable. Always put them in VRAM. */-- 2.0.1
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