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Date: Sat, 24 Sep 2022 18:00:41 +0200
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Subject: Re: [PATCH v2 30/33] drm/vc4: vec: Check for VEC output constraints
To: Maxime Ripard <maxime@cerno.tech>,
 Jernej Skrabec <jernej.skrabec@gmail.com>,
 Rodrigo Vivi <rodrigo.vivi@intel.com>, Ben Skeggs <bskeggs@redhat.com>,
 David Airlie <airlied@linux.ie>, Maxime Ripard <mripard@kernel.org>,
 Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
 Emma Anholt <emma@anholt.net>, Karol Herbst <kherbst@redhat.com>,
 Samuel Holland <samuel@sholland.org>,
 Jani Nikula <jani.nikula@linux.intel.com>,
 Thomas Zimmermann <tzimmermann@suse.de>, Daniel Vetter <daniel@ffwll.ch>,
 Lyude Paul <lyude@redhat.com>,
 Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
 Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>, Chen-Yu Tsai <wens@csie.org>
Cc: Hans de Goede <hdegoede@redhat.com>, nouveau@lists.freedesktop.org,
 Geert Uytterhoeven <geert@linux-m68k.org>,
 Dave Stevenson <dave.stevenson@raspberrypi.com>,
 linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
 Phil Elwell <phil@raspberrypi.com>, intel-gfx@lists.freedesktop.org,
 Dom Cobley <dom@raspberrypi.com>, linux-sunxi@lists.linux.dev,
 Mateusz Kwiatkowski <kfyatek+publicgit@gmail.com>,
 dri-devel@lists.freedesktop.org, =?UTF-8?Q?Noralf_Tr=c3=b8nnes?=
 <noralf@tronnes.org>
References: <20220728-rpi-analog-tv-properties-v2-0-f733a0ed9f90@cerno.tech>
 <20220728-rpi-analog-tv-properties-v2-30-f733a0ed9f90@cerno.tech>
From: =?UTF-8?Q?Noralf_Tr=c3=b8nnes?= <noralf@tronnes.org>
In-Reply-To: <20220728-rpi-analog-tv-properties-v2-30-f733a0ed9f90@cerno.tech>
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Den 22.09.2022 16.25, skrev Maxime Ripard:
> From: Mateusz Kwiatkowski <kfyatek+publicgit@gmail.com>
> 
> The VEC can accept pretty much any relatively reasonable mode, but still
> has a bunch of constraints to meet.
> 
> Let's create an atomic_check() implementation that will make sure we
> don't end up accepting a non-functional mode.
> 
> Signed-off-by: Mateusz Kwiatkowski <kfyatek+publicgit@gmail.com>
> Signed-off-by: Maxime Ripard <maxime@cerno.tech>
> 

Acked-by: Noralf Trønnes <noralf@tronnes.org>