Re: [PATCH 3/3] drm/amdgpu: CIK support is no longer experimental

[Felix Kuehling <felix.kuehling-5C7GfCeVMHo@public.gmane.org>]

On 17-04-08 04:50 AM, Nicolai Hähnle wrote:
> On 07.04.2017 22:15, Felix Kuehling wrote:
>> Change the wording of the CONFIG_DRM_AMDGPU_CIK option to indicate
>> that it's no longer experimental.
>>
>> Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
>> ---
>>  drivers/gpu/drm/amd/amdgpu/Kconfig | 9 +++++----
>>  1 file changed, 5 insertions(+), 4 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/Kconfig
>> b/drivers/gpu/drm/amd/amdgpu/Kconfig
>> index f3b6df8..029e3fe 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/Kconfig
>> +++ b/drivers/gpu/drm/amd/amdgpu/Kconfig
>> @@ -9,11 +9,12 @@ config DRM_AMDGPU_CIK
>>      bool "Enable amdgpu support for CIK parts"
>>      depends on DRM_AMDGPU
>>      help
>> -      Choose this option if you want to enable experimental support
>> -      for CIK asics.
>> +      Choose this option if you want to enable support for CIK asics.
>>
>> -      CIK is already supported in radeon.  CIK support in amdgpu
>> -      is for experimentation and testing.
>> +      If you choose No here, CIK ASICs will be supported by the
>> +      radeon driver, as in previous kernel versions. Depending on
>> +      your choice you will need different user mode (Mesa, X.org)
>> +      drivers to support accelerated graphics on CIK.
>
> The last part is a bit misleading: while you do need different DDXes,
> the same Mesa driver (radeonsi) will work with both the radeon and the
> amdgpu kernel module for CIK. FWIW, the same is true for SI, although
> older versions of Mesa might stumble when run on the amdgpu kernel
> module.

I see. Do you know the minimum Mesa version required for SI and CIK
support on amdgpu respectively?

Thanks,
  Felix

>
> Cheers,
> Nicolai
>
>
>>
>>  config DRM_AMDGPU_USERPTR
>>      bool "Always enable userptr write support"
>>
>
>

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