2018-10-02 15:30:24

by Kai-Heng Feng

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

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: <[email protected]> # v4.8+
Signed-off-by: Kai-Heng Feng <[email protected]>
---
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

2018-10-03 09:14:44

by Daniel Vetter

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: <[email protected]> # v4.8+
> Signed-off-by: Kai-Heng Feng <[email protected]>

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
> [email protected]
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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