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From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>,
	intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	dri-devel@lists.freedesktop.org, Matt Horan <matt@matthoran.com>
Subject: Re: [Intel-gfx] [PATCH] drm/edid: Add EDID_QUIRK_FORCE_8BPC quirk for Rotel RSX-1058
Date: Wed, 1 Mar 2017 18:07:24 +0200	[thread overview]
Message-ID: <20170301160723.GZ31595@intel.com> (raw)
In-Reply-To: <20170301140702.GT31595@intel.com>

On Wed, Mar 01, 2017 at 04:07:02PM +0200, Ville Syrjälä wrote:
> On Mon, Feb 20, 2017 at 04:25:45PM +0100, Tomeu Vizoso wrote:
> > Rotel RSX-1058 is a receiver with 4 HDMI inputs and a HDMI output, all
> > 1.1.
> > 
> > When a sink that supports deep color is connected to the output, the
> > receiver will send EDIDs that advertise this capability, even if it
> > isn't possible with HDMI versions earlier than 1.3.
> > 
> > Currently the kernel is assuming that deep color is possible and the
> > sink displays an error.
> > 
> > This quirk will make sure that deep color isn't used with this
> > particular receiver.
> > 
> > Fixes: 7a0baa623446 ("Revert "drm/i915: Disable 12bpc hdmi for now"")
> > References: https://bugs.freedesktop.org/show_bug.cgi?id=99869
> > Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
> 
> Cc: stable@vger.kernel.org
> Cc: Matt Horan <matt@matthoran.com>
> Tested-by: Matt Horan <matt@matthoran.com>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=99869
> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

And pushed to drm-misc-fixes. Thanks for the patch/testing/bug report
etc.

> 
> > ---
> >  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 24e7b282f16c..d994ccf94f88 100644
> > --- a/drivers/gpu/drm/drm_edid.c
> > +++ b/drivers/gpu/drm/drm_edid.c
> > @@ -148,6 +148,9 @@ static const struct edid_quirk {
> >  
> >  	/* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */
> >  	{ "SEC", 0xd033, EDID_QUIRK_FORCE_8BPC },
> > +
> > +	/* Rotel RSX-1058 forwards sink's EDID but only does HDMI 1.1*/
> > +	{ "ETR", 13896, EDID_QUIRK_FORCE_8BPC },
> >  };
> >  
> >  /*
> > -- 
> > 2.9.3
> > 
> > _______________________________________________
> > dri-devel mailing list
> > dri-devel@lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel
> 
> -- 
> Ville Syrjälä
> Intel OTC
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Ville Syrjälä
Intel OTC
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

WARNING: multiple messages have this Message-ID (diff)
From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>,
	intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	dri-devel@lists.freedesktop.org, Matt Horan <matt@matthoran.com>
Subject: Re: [Intel-gfx] [PATCH] drm/edid: Add EDID_QUIRK_FORCE_8BPC quirk for Rotel RSX-1058
Date: Wed, 1 Mar 2017 18:07:24 +0200	[thread overview]
Message-ID: <20170301160723.GZ31595@intel.com> (raw)
In-Reply-To: <20170301140702.GT31595@intel.com>

On Wed, Mar 01, 2017 at 04:07:02PM +0200, Ville Syrjälä wrote:
> On Mon, Feb 20, 2017 at 04:25:45PM +0100, Tomeu Vizoso wrote:
> > Rotel RSX-1058 is a receiver with 4 HDMI inputs and a HDMI output, all
> > 1.1.
> > 
> > When a sink that supports deep color is connected to the output, the
> > receiver will send EDIDs that advertise this capability, even if it
> > isn't possible with HDMI versions earlier than 1.3.
> > 
> > Currently the kernel is assuming that deep color is possible and the
> > sink displays an error.
> > 
> > This quirk will make sure that deep color isn't used with this
> > particular receiver.
> > 
> > Fixes: 7a0baa623446 ("Revert "drm/i915: Disable 12bpc hdmi for now"")
> > References: https://bugs.freedesktop.org/show_bug.cgi?id=99869
> > Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
> 
> Cc: stable@vger.kernel.org
> Cc: Matt Horan <matt@matthoran.com>
> Tested-by: Matt Horan <matt@matthoran.com>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=99869
> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

And pushed to drm-misc-fixes. Thanks for the patch/testing/bug report
etc.

> 
> > ---
> >  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 24e7b282f16c..d994ccf94f88 100644
> > --- a/drivers/gpu/drm/drm_edid.c
> > +++ b/drivers/gpu/drm/drm_edid.c
> > @@ -148,6 +148,9 @@ static const struct edid_quirk {
> >  
> >  	/* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */
> >  	{ "SEC", 0xd033, EDID_QUIRK_FORCE_8BPC },
> > +
> > +	/* Rotel RSX-1058 forwards sink's EDID but only does HDMI 1.1*/
> > +	{ "ETR", 13896, EDID_QUIRK_FORCE_8BPC },
> >  };
> >  
> >  /*
> > -- 
> > 2.9.3
> > 
> > _______________________________________________
> > dri-devel mailing list
> > dri-devel@lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel
> 
> -- 
> Ville Syrjälä
> Intel OTC
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Ville Syrjälä
Intel OTC

  reply	other threads:[~2017-03-01 16:07 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-20 15:25 [PATCH] drm/edid: Add EDID_QUIRK_FORCE_8BPC quirk for Rotel RSX-1058 Tomeu Vizoso
2017-02-20 15:25 ` Tomeu Vizoso
2017-02-20 16:52 ` ✗ Fi.CI.BAT: failure for " Patchwork
2017-02-27 18:53 ` ✓ Fi.CI.BAT: success " Patchwork
2017-03-01 14:07 ` [PATCH] " Ville Syrjälä
2017-03-01 14:07   ` Ville Syrjälä
2017-03-01 16:07   ` Ville Syrjälä [this message]
2017-03-01 16:07     ` [Intel-gfx] " Ville Syrjälä

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