Re: [RFC PATCH 03/40] drm/amd/display: introduce Steam Deck color features to AMD display driver

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On 5/9/23 12:23, Melissa Wen wrote:
> On 05/08, Harry Wentland wrote:
>> On 4/23/23 10:10, Melissa Wen wrote:
>>> We are enabling a large set of color calibration features to enhance KMS
>>> color mgmt but these properties are specific of AMD display HW, and
>>> cannot be provided by other vendors. Therefore, set a config option to
>>> enable AMD driver-private properties used on Steam Deck color mgmt
>>> pipeline.
>>>
>>> Co-developed-by: Joshua Ashton <joshua@xxxxxxxxx>
>>> Signed-off-by: Joshua Ashton <joshua@xxxxxxxxx>
>>> Signed-off-by: Melissa Wen <mwen@xxxxxxxxxx>
>>> ---
>>>  drivers/gpu/drm/amd/display/Kconfig | 6 ++++++
>>>  1 file changed, 6 insertions(+)
>>>
>>> diff --git a/drivers/gpu/drm/amd/display/Kconfig b/drivers/gpu/drm/amd/display/Kconfig
>>> index 06b438217c61..c45a8deb1098 100644
>>> --- a/drivers/gpu/drm/amd/display/Kconfig
>>> +++ b/drivers/gpu/drm/amd/display/Kconfig
>>> @@ -53,5 +53,11 @@ config DRM_AMD_SECURE_DISPLAY
>>>              of crc of specific region via debugfs.
>>>              Cooperate with specific DMCU FW.
>>>  
>>> +config STEAM_DECK
>>> +	bool "Enable color calibration features for Steam Deck"
>>> +	depends on DRM_AMD_DC
>>> +	help
>>> +	  Choose this option if you want to use AMDGPU features for broader
>>> +	  color management support on Steam Deck.
>>>  
>>
>> If we can drop this (i.e. don't offer a CONFIG_ option to allow enablement of
>> the uAPI, but build with -DCONFIG_STEAM_DECK) it would go a long way to keep
>> us from requiring to support this forever.
> 
> I see, I'll follow this path. Still on that, I've changed
> CONFIG_STEAM_DECK (too generic) to CONFIG_DRM_AMD_COLOR_STEAMDECK.

I'm not sure I like the steamdeck name in there. There's nothing
inherently in this API that's only for the steamdeck.

Harry

> Does it sound better?
> 
> Thanks,
> 
> Melissa
> 
>>
>> Harry
>>
>>>  endmenu
>>
>>




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