On 04.12.2015 03:55, Christian König wrote:
> From: Christian König <christian.koenig at amd.com>
>
> Not necessary for VRAM.
>
> Signed-off-by: Christian König <christian.koenig at amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> index 8051cb9..298fb10 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> @@ -801,11 +801,12 @@ uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device
> *adev, struct ttm_tt *ttm,
> if (mem && mem->mem_type != TTM_PL_SYSTEM)
> flags |= AMDGPU_PTE_VALID;
>
> - if (mem && mem->mem_type == TTM_PL_TT)
> + if (mem && mem->mem_type == TTM_PL_TT) {
> flags |= AMDGPU_PTE_SYSTEM;
>
> - if (!ttm || ttm->caching_state == tt_cached)
> - flags |= AMDGPU_PTE_SNOOPED;
> + if (!ttm || ttm->caching_state == tt_cached)
> + flags |= AMDGPU_PTE_SNOOPED;
> + }
Can ttm be NULL here if mem->mem_type == TTM_PL_TT?
Patches 2 & 3 are
Reviewed-by: Michel Dänzer <michel.daenzer at amd.com>
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer
