linux-kernel - Re: [PATCH v2 17/17] drm/vc4: tests: Add unit test suite for the PV muxing

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Message-ID: <6222f13a-a03f-cf20-343a-e885f80cc4ed@redhat.com>
Date:   Wed, 30 Nov 2022 11:15:45 +0100
From:   Javier Martinez Canillas <javierm@...hat.com>
To:     Maxime Ripard <maxime@...no.tech>, Daniel Vetter <daniel@...ll.ch>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        David Airlie <airlied@...il.com>,
        Thomas Zimmermann <tzimmermann@...e.de>
Cc:     dri-devel@...ts.freedesktop.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        kunit-dev@...glegroups.com, linux-media@...r.kernel.org,
        linux-kselftest@...r.kernel.org, linaro-mm-sig@...ts.linaro.org,
        Brendan Higgins <brendan.higgins@...ux.dev>,
        Maíra Canal <mairacanal@...eup.net>,
        Dave Stevenson <dave.stevenson@...pberrypi.com>,
        linux-kernel@...r.kernel.org, David Gow <davidgow@...gle.com>
Subject: Re: [PATCH v2 17/17] drm/vc4: tests: Add unit test suite for the PV
 muxing

On 11/28/22 15:53, Maxime Ripard wrote:
> The HVS to PixelValve muxing code is fairly error prone and has a bunch
> of arbitrary constraints due to the hardware setup.
> 
> Let's create a test suite that makes sure that the possible combinations
> work and the invalid ones don't.
> 
> Signed-off-by: Maxime Ripard <maxime@...no.tech>
> ---

Thanks for this patch. It shows how powerful KUnit can be for testing drivers. 

Reviewed-by: Javier Martinez Canillas <javierm@...hat.com>

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat