On Mon, 13 Feb 2023, Dmitry Osipenko <dmitry.osipenko@xxxxxxxxxxxxx> wrote:
> 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.
Okay, I didn't know that. I just observed that the original patch was
sent before the the MS VSDB parsing was added.
BR,
Jani.
--
Jani Nikula, Intel Open Source Graphics Center
