drm/amdgpu: double AMDGPU_GTT_MAX_TRANSFER_SIZE

Makes copies/evictions faster when gart windows are required.

Signed-off-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
index f927b793c395f6712ae73e7f75bcb1baed1f3301..bf101215757e7a5c3647f096fd217e82505bdab9 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
@@ -39,7 +39,7 @@
 #define AMDGPU_PL_MMIO_REMAP   (TTM_PL_PRIV + 5)
 #define __AMDGPU_PL_NUM        (TTM_PL_PRIV + 6)
 
-#define AMDGPU_GTT_MAX_TRANSFER_SIZE   512
+#define AMDGPU_GTT_MAX_TRANSFER_SIZE   1024
 
 extern const struct attribute_group amdgpu_vram_mgr_attr_group;
 extern const struct attribute_group amdgpu_gtt_mgr_attr_group;