[PATCH v2] drm/amd/display: Disable pre-Vega ASICs by default

[Alex Deucher]

On Tue, Sep 12, 2017 at 8:30 PM, Ernst Sjöstrand <ernstp at gmail.com> wrote:
> Add Fiji to the help text?

Maybe just say DCE8, 10, 11.

Alex

>
> Regards
> //Ernst
>
> 2017-09-12 22:46 GMT+02:00 Harry Wentland <harry.wentland at amd.com>:
>> v2: Clarify help text for pre-vega config
>>
>> Signed-off-by: Harry Wentland <harry.wentland at amd.com>
>> ---
>>  drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 ++
>>  drivers/gpu/drm/amd/display/Kconfig        | 9 +++++++++
>>  2 files changed, 11 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
>> index 34671790ce80..8c496a57788f 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
>> @@ -1995,7 +1995,9 @@ bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type)
>>         case CHIP_TONGA:
>>         case CHIP_FIJI:
>>         case CHIP_VEGA10:
>> +#if defined(CONFIG_DRM_AMD_DC_PRE_VEGA)
>>                 return amdgpu_dc != 0;
>> +#endif
>>         case CHIP_KABINI:
>>         case CHIP_MULLINS:
>>                 return amdgpu_dc > 0;
>> diff --git a/drivers/gpu/drm/amd/display/Kconfig b/drivers/gpu/drm/amd/display/Kconfig
>> index e91b6e57cf03..239a477310af 100644
>> --- a/drivers/gpu/drm/amd/display/Kconfig
>> +++ b/drivers/gpu/drm/amd/display/Kconfig
>> @@ -3,11 +3,20 @@ menu "Display Engine Configuration"
>>
>>  config DRM_AMD_DC
>>         bool "AMD DC - Enable new display engine
>> +       default y
>>         help
>>           Choose this option if you want to use the new display engine
>>           support for AMDGPU. This adds required support for Vega and
>>           Raven ASICs.
>>
>> +config DRM_AMD_DC_PRE_VEGA
>> +       bool "DC support for Polaris and older ASICs"
>> +       default n
>> +       help
>> +         Choose this option to enable the new DC support for older asics
>> +         by default. This includes Polaris, Carrizo, Tonga, Bonaire,
>> +         and Hawaii.
>> +
>>  config DRM_AMD_DC_DCN1_0
>>         bool "DCN 1.0 Raven family"
>>         depends on DRM_AMD_DC && X86
>> --
>> 2.11.0
>>
>> _______________________________________________
>> amd-gfx mailing list
>> amd-gfx at lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
> _______________________________________________
> amd-gfx mailing list
> amd-gfx at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx