On 04.12.2015 03:50, Michel Dänzer wrote:
> 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?
Good point, I think the answer is no. Update patch is on it's way to the
list.
Christian.
>
>
> Patches 2 & 3 are
>
> Reviewed-by: Michel Dänzer <michel.daenzer at amd.com>
>
>
