Re: [PATCH] drm/edid: Add Vive Pro 2 to non-desktop list

From: Dmitry Osipenko
Date: Mon Feb 13 2023 - 05:09:25 EST


On 2/13/23 12:56, Jani Nikula wrote:
> On Sun, 12 Feb 2023, Dmitry Osipenko <dmitry.osipenko@xxxxxxxxxxxxx> wrote:
>> Hi,
>>
>> On 1/18/22 20:00, Yaroslav Bolyukin wrote:
>>
>> Add a brief commit message, describing a user-visible effect of this
>> patch. Tell that this change prevents exposing headset as a regular
>> display to the system, while it will work with SteamVR.
>>
>>> Signed-off-by: Yaroslav Bolyukin <iam@xxxxxxx>
>>> ---
>>> drivers/gpu/drm/drm_edid.c | 3 ++-
>>> 1 file changed, 2 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
>>> index 12893e7be..fdb8f0a6f 100644
>>> --- a/drivers/gpu/drm/drm_edid.c
>>> +++ b/drivers/gpu/drm/drm_edid.c
>>> @@ -200,9 +200,10 @@ static const struct edid_quirk {
>>> EDID_QUIRK('V', 'L', 'V', 0x91be, EDID_QUIRK_NON_DESKTOP),
>>> EDID_QUIRK('V', 'L', 'V', 0x91bf, EDID_QUIRK_NON_DESKTOP),
>>>
>>> - /* HTC Vive and Vive Pro VR Headsets */
>>> + /* HTC Vive, Vive Pro and Vive Pro 2 VR Headsets */
>>
>> Nit: I'd keep the original comment, or change it to a generic "HTC VR
>> Headsets" to prevent further comment changes
>>
>>> EDID_QUIRK('H', 'V', 'R', 0xaa01, EDID_QUIRK_NON_DESKTOP),
>>> EDID_QUIRK('H', 'V', 'R', 0xaa02, EDID_QUIRK_NON_DESKTOP),
>>> + EDID_QUIRK('H', 'V', 'R', 0xaa04, EDID_QUIRK_NON_DESKTOP),
>>>
>>> /* Oculus Rift DK1, DK2, CV1 and Rift S VR Headsets */
>>> EDID_QUIRK('O', 'V', 'R', 0x0001, EDID_QUIRK_NON_DESKTOP),
>>>
>>> base-commit: 99613159ad749543621da8238acf1a122880144e
>>
>> Please send the v2 patch with the added EDID for Cosmos VR and the
>> addressed comments. Thanks!
>
> Yeah, we'll need to EDID to check that it doesn't have the Microsoft
> VSDB to indicate non-desktop. See 2869f599c0d8 ("drm/edid: support
> Microsoft extension for HMDs and specialized monitors").

Do you mean to skip using the EDID_QUIRK_NON_DESKTOP if MS VSDB entry
presents in the EDID?

These HTC EDIDs don't have MS VSDB, otherwise the quirk wouldn't be needed.

--
Best regards,
Dmitry