linux-kernel - Re: [PATCH] drm/edid: Add 6 bpc quirk for BOE panel in HP Pavilion 15-n233sl

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Message-ID: <20181003091410.GE23685@phenom.ffwll.local>
Date:   Wed, 3 Oct 2018 11:14:10 +0200
From:   Daniel Vetter <daniel@...ll.ch>
To:     Kai-Heng Feng <kai.heng.feng@...onical.com>
Cc:     gustavo@...ovan.org, maarten.lankhorst@...ux.intel.com,
        sean@...rly.run, airlied@...ux.ie, stable@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH] drm/edid: Add 6 bpc quirk for BOE panel in HP Pavilion
 15-n233sl

On Tue, Oct 02, 2018 at 11:29:11PM +0800, Kai-Heng Feng wrote:
> There's another panel that reports "DFP 1.x compliant TMDS" but it
> supports 6bpc instead of 8 bpc.
> 
> Apply 6 bpc quirk for the panel to fix it.
> 
> BugLink: https://bugs.launchpad.net/bugs/1794387
> Cc: <stable@...r.kernel.org> # v4.8+
> Signed-off-by: Kai-Heng Feng <kai.heng.feng@...onical.com>

Applied to drm-misc-fixes, thanks for your patch.
-Daniel

> ---
>  drivers/gpu/drm/drm_edid.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
> index 3c9fc99648b7..1e2b9407c8d0 100644
> --- a/drivers/gpu/drm/drm_edid.c
> +++ b/drivers/gpu/drm/drm_edid.c
> @@ -113,6 +113,9 @@ static const struct edid_quirk {
>  	/* AEO model 0 reports 8 bpc, but is a 6 bpc panel */
>  	{ "AEO", 0, EDID_QUIRK_FORCE_6BPC },
>  
> +	/* BOE model on HP Pavilion 15-n233sl reports 8 bpc, but is a 6 bpc panel */
> +	{ "BOE", 0x78b, EDID_QUIRK_FORCE_6BPC },
> +
>  	/* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */
>  	{ "CPT", 0x17df, EDID_QUIRK_FORCE_6BPC },
>  
> -- 
> 2.17.1
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch

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