Re: [PATCH] drm/amdgpu: make display pinning more flexible (v2)

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Acked-by: Luben Tuikov <luben.tuikov@xxxxxxx>

Regards,
Luben

On 2022-12-07 11:21, Alex Deucher wrote:
> Only apply the static threshold for Stoney and Carrizo.
> This hardware has certain requirements that don't allow
> mixing of GTT and VRAM.  Newer asics do not have these
> requirements so we should be able to be more flexible
> with where buffers end up.
> 
> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> index 919bbea2e3ac..2df55cc7e07f 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> @@ -1506,7 +1506,8 @@ u64 amdgpu_bo_gpu_offset_no_check(struct amdgpu_bo *bo)
>  uint32_t amdgpu_bo_get_preferred_domain(struct amdgpu_device *adev,
>  					    uint32_t domain)
>  {
> -	if (domain == (AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT)) {
> +	if ((domain == (AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT)) &&
> +	    ((adev->asic_type == CHIP_CARRIZO) || (adev->asic_type == CHIP_STONEY))) {
>  		domain = AMDGPU_GEM_DOMAIN_VRAM;
>  		if (adev->gmc.real_vram_size <= AMDGPU_SG_THRESHOLD)
>  			domain = AMDGPU_GEM_DOMAIN_GTT;




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