linux-kernel - Re: [Intel-gfx] [PATCH v2] drm/edid: Add quirk for OSVR HDK 2.0

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Date:   Wed, 28 Jun 2023 12:18:04 +0300
From:   Jani Nikula <jani.nikula@...el.com>
To:     Ralph Campbell <rcampbell@...dia.com>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Cc:     Ralph Campbell <rcampbell@...dia.com>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Maxime Ripard <mripard@...nel.org>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...il.com>
Subject: Re: [Intel-gfx] [PATCH v2] drm/edid: Add quirk for OSVR HDK 2.0

On Tue, 20 Jun 2023, Ralph Campbell <rcampbell@...dia.com> wrote:
> The OSVR virtual reality headset HDK 2.0 uses a different EDID
> vendor and device identifier than the HDK 1.1 - 1.4 headsets.
> Add the HDK 2.0 vendor and device identifier to the quirks table so
> that window managers do not try to display the desktop screen on the
> headset display.
>
> Signed-off-by: Ralph Campbell <rcampbell@...dia.com>
> Tested-by: Ralph Campbell <rcampbell@...dia.com>

Closes: https://gitlab.freedesktop.org/drm/misc/-/issues/30

> ---
>  drivers/gpu/drm/drm_edid.c | 1 +
>  1 file changed, 1 insertion(+)
>
> I don't know how many of these VR headsets are still around but I have a
> working one and I saw an entry for HDK 1.x so I thought it would be good
> to add HDK 2.0.
>
> v2: The vendor ID was byte swapped.
> I'm not sure how I missed that in v1.
>
> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
> index 0454da505687..3b8cc1fe05e8 100644
> --- a/drivers/gpu/drm/drm_edid.c
> +++ b/drivers/gpu/drm/drm_edid.c
> @@ -230,6 +230,7 @@ static const struct edid_quirk {
>  
>  	/* OSVR HDK and HDK2 VR Headsets */
>  	EDID_QUIRK('S', 'V', 'R', 0x1019, EDID_QUIRK_NON_DESKTOP),
> +	EDID_QUIRK('A', 'U', 'O', 0x1111, EDID_QUIRK_NON_DESKTOP),
>  };
>  
>  /*

-- 
Jani Nikula, Intel Open Source Graphics Center