Am 02.04.2018 um 11:24 schrieb Huang Rui:
> On Thu, Mar 29, 2018 at 03:01:48PM -0500, Alex Deucher wrote:
>> Allow us to determine at the soc level whether the
>> asic requires full reset or if soft reset will work.
>>
>> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> Series are Reviewed-by: Huang Rui <ray.huang at amd.com>
Reviewed-by: Christian König <christian.koenig at amd.com> except for one line:
> + case CHIP_FIJI:
> + case CHIP_TONGA:
> + /* XXX: soft reset should work on fiji and tonga */
> + return true;
Shouldn't we go ahead and enabled this?
Christian.
>
>> ---
>> drivers/gpu/drm/amd/amdgpu/amdgpu.h | 3 +++
>> 1 file changed, 3 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
>> index 58ffea7e43bd..2662cfc161af 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
>> @@ -1203,6 +1203,8 @@ struct amdgpu_asic_funcs {
>> /* invalidate hdp read cache */
>> void (*invalidate_hdp)(struct amdgpu_device *adev,
>> struct amdgpu_ring *ring);
>> + /* check if the asic needs a full reset of if soft reset will work */
>> + bool (*need_full_reset)(struct amdgpu_device *adev);
>> };
>>
>> /*
>> @@ -1772,6 +1774,7 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
>> #define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev))
>> #define amdgpu_asic_flush_hdp(adev, r) (adev)->asic_funcs->flush_hdp((adev), (r))
>> #define amdgpu_asic_invalidate_hdp(adev, r) (adev)->asic_funcs->invalidate_hdp((adev), (r))
>> +#define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev))
>> #define amdgpu_gmc_flush_gpu_tlb(adev, vmid) (adev)->gmc.gmc_funcs->flush_gpu_tlb((adev), (vmid))
>> #define amdgpu_gmc_emit_flush_gpu_tlb(r, vmid, addr) (r)->adev->gmc.gmc_funcs->emit_flush_gpu_tlb((r), (vmid), (addr))
>> #define amdgpu_gmc_emit_pasid_mapping(r, vmid, pasid) (r)->adev->gmc.gmc_funcs->emit_pasid_mapping((r), (vmid), (pasid))
>> --
>> 2.13.6
>>
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