From: Eric Anholt <eric@anholt.net>
Cc: airlied@linux.ie, linux-rpi-kernel@lists.infradead.org,
dri-devel@lists.freedesktop.org,
Stefan Schake <stschake@gmail.com>
Subject: Re: [PATCH v3 4/4] drm/vc4: Add CTM support
Date: Tue, 17 Apr 2018 15:00:54 -0700 [thread overview]
Message-ID: <87tvs97asp.fsf@anholt.net> (raw)
In-Reply-To: <87a7u26g96.fsf@anholt.net>
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Eric Anholt <eric@anholt.net> writes:
> [ Unknown signature status ]
> Stefan Schake <stschake@gmail.com> writes:
>
>> The hardware has a single block for applying a CTM prior to gamma lut.
>> It can be fed with pixels from one of our CRTC at a time and uses a
>> matrix with S0.9 scalars. Use private atomic state to reject attempts
>> from userland to apply CTM for more than one CRTC at a time and reject
>> matrices with scalars that we can't approximate without integer bits.
>>
>> Signed-off-by: Stefan Schake <stschake@gmail.com>
>> ---
>> v3: New in the series
>
> Patch 2-3 get my r-b, and I've sent Stefan a small series of fixups for
> the modeset locking as was patiently explained to me by danvet. With
> that, it'll have my r-b, and hopefully danvet can confirm that it's what
> he meant :)
I've pushed 1-3, and danvet confirmed that the squash fixes looked good
to him.
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prev parent reply other threads:[~2018-04-17 22:00 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-11 20:49 [PATCH v3 0/4] drm/vc4: Atomic color management support Stefan Schake
2018-04-11 20:49 ` [PATCH v3 1/4] drm/vc4: Add some missing HVS register definitions Stefan Schake
2018-04-11 20:49 ` [PATCH v3 2/4] drm/vc4: Expose gamma as atomic property Stefan Schake
2018-04-11 20:49 ` [PATCH v3 3/4] drm/vc4: Move CRTC state to header Stefan Schake
2018-04-11 20:49 ` [PATCH v3 4/4] drm/vc4: Add CTM support Stefan Schake
2018-04-16 20:36 ` Eric Anholt
2018-04-17 22:00 ` Eric Anholt [this message]
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