From: Maxime Ripard <maxime@cerno.tech>
To: Dave Stevenson <dave.stevenson@raspberrypi.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org, Tim Gover <tim.gover@raspberrypi.com>,
David Airlie <airlied@linux.ie>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
DRI Development <dri-devel@lists.freedesktop.org>,
Eric Anholt <eric@anholt.net>, Rob Herring <robh+dt@kernel.org>,
bcm-kernel-feedback-list@broadcom.com,
linux-rpi-kernel@lists.infradead.org,
Thomas Zimmermann <tzimmermann@suse.de>,
Daniel Vetter <daniel.vetter@intel.com>,
Frank Rowand <frowand.list@gmail.com>,
Phil Elwell <phil@raspberrypi.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 2/2] drm/vc4: hdmi: Block odd horizontal timings
Date: Thu, 19 Nov 2020 14:29:41 +0100 [thread overview]
Message-ID: <20201119132941.76fdyjfke7hnsvtp@gilmour.lan> (raw)
In-Reply-To: <CAPY8ntCBGBv-FkOD1qR4-xOsKSB+G1Qcy5rcebRmkVWiwpRUzw@mail.gmail.com>
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On Thu, Nov 19, 2020 at 11:14:50AM +0000, Dave Stevenson wrote:
> Hi Maxime
>
> Thanks for the rewording :-)
>
> On Thu, 29 Oct 2020 at 12:25, Maxime Ripard <maxime@cerno.tech> wrote:
> >
> > The FIFO between the pixelvalve and the HDMI controller runs at 2 pixels
> > per clock cycle, and cannot deal with odd timings.
> >
> > Let's reject any mode with such timings.
> >
> > Signed-off-by: Maxime Ripard <maxime@cerno.tech>
>
> Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Applied both patches, thanks!
Maxime
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next prev parent reply other threads:[~2020-11-19 13:31 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-29 12:25 [PATCH v2 1/2] drm/vc4: hdmi: Make sure our clock rate is within limits Maxime Ripard
2020-10-29 12:25 ` [PATCH v2 2/2] drm/vc4: hdmi: Block odd horizontal timings Maxime Ripard
2020-11-19 11:14 ` Dave Stevenson
2020-11-19 13:29 ` Maxime Ripard [this message]
2020-11-19 11:19 ` [PATCH v2 1/2] drm/vc4: hdmi: Make sure our clock rate is within limits Dave Stevenson
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