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

Ernst Sjöstrand ernstp at gmail.com
Wed Sep 13 00:30:25 UTC 2017


Add Fiji to the help text?

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
>
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