Re: [PATCH v2 30/33] drm/vc4: vec: Check for VEC output constraints

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To: Maxime Ripard <maxime@xxxxxxxxxx>, Jernej Skrabec <jernej.skrabec@xxxxxxxxx>, Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>, Ben Skeggs <bskeggs@xxxxxxxxxx>, David Airlie <airlied@xxxxxxxx>, Maxime Ripard <mripard@xxxxxxxxxx>, Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>, Emma Anholt <emma@xxxxxxxxxx>, Karol Herbst <kherbst@xxxxxxxxxx>, Samuel Holland <samuel@xxxxxxxxxxxx>, Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>, Thomas Zimmermann <tzimmermann@xxxxxxx>, Daniel Vetter <daniel@xxxxxxxx>, Lyude Paul <lyude@xxxxxxxxxx>, Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>, Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxxxxxxx>, Chen-Yu Tsai <wens@xxxxxxxx>
Subject: Re: [PATCH v2 30/33] drm/vc4: vec: Check for VEC output constraints
From: Noralf Trønnes <noralf@xxxxxxxxxxx>
Date: Sat, 24 Sep 2022 18:00:41 +0200
Cc: Dom Cobley <dom@xxxxxxxxxxxxxxx>, nouveau@xxxxxxxxxxxxxxxxxxxxx, intel-gfx@xxxxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, dri-devel@xxxxxxxxxxxxxxxxxxxxx, linux-sunxi@xxxxxxxxxxxxxxx, Hans de Goede <hdegoede@xxxxxxxxxx>, Noralf Trønnes <noralf@xxxxxxxxxxx>, Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>, Mateusz Kwiatkowski <kfyatek+publicgit@xxxxxxxxx>, Phil Elwell <phil@xxxxxxxxxxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
In-reply-to: <20220728-rpi-analog-tv-properties-v2-30-f733a0ed9f90@cerno.tech>
References: <20220728-rpi-analog-tv-properties-v2-0-f733a0ed9f90@cerno.tech> <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@xxxxxxxxx>
> 
> 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@xxxxxxxxx>
> Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx>
> 

Acked-by: Noralf Trønnes <noralf@xxxxxxxxxxx>

References:
- [PATCH v2 00/33] drm: Analog TV Improvements
  - From: Maxime Ripard
- [PATCH v2 30/33] drm/vc4: vec: Check for VEC output constraints
  - From: Maxime Ripard

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