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From: Stefan Schake <stschake@gmail.com>
To: eric@anholt.net
Cc: airlied@linux.ie, linux-rpi-kernel@lists.infradead.org,
	dri-devel@lists.freedesktop.org,
	Stefan Schake <stschake@gmail.com>
Subject: [PATCH v2 0/4] drm/vc4: Atomic color management support
Date: Sat, 24 Mar 2018 18:52:36 -0700	[thread overview]
Message-ID: <20180325015240.75464-1-stschake@gmail.com> (raw)

This series adds support for the gamma and CTM properties to VC4.
I've sent the necessary register defs as part of the series this
time around to give the full picture.

The CTM support is somewhat limited in that we can only enable it for one
CRTC at a time and coefficients are S0.9 in hardware. The latter seems
good enough for the various color corrections Android offers.

Eric Anholt (1):
  drm/vc4: Add some missing HVS register definitions.

Stefan Schake (3):
  drm/vc4: Expose gamma as atomic property
  drm/vc4: Add color transformation matrix (CTM) support
  drm/vc4: Restrict active CTM to one CRTC

 drivers/gpu/drm/vc4/vc4_crtc.c | 122 ++++++++++++++++++++++++++++++++++++++---
 drivers/gpu/drm/vc4/vc4_regs.h |  96 ++++++++++++++++++++++++++++++++
 2 files changed, 209 insertions(+), 9 deletions(-)

-- 
2.14.1

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             reply	other threads:[~2018-03-25  1:53 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-25  1:52 Stefan Schake [this message]
2018-03-25  1:52 ` [PATCH v2 1/4] drm/vc4: Add some missing HVS register definitions Stefan Schake
2018-03-25  1:52 ` [PATCH v2 1/3] drm/vc4: Expose gamma as atomic property Stefan Schake
2018-03-30 16:05   ` Eric Anholt
2018-03-25  1:52 ` [PATCH v2 3/4] drm/vc4: Add color transformation matrix (CTM) support Stefan Schake
2018-03-30 16:11   ` Eric Anholt
2018-03-25  1:52 ` [PATCH v2 4/4] drm/vc4: Restrict active CTM to one CRTC Stefan Schake
2018-03-25  8:01   ` Daniel Stone
2018-03-25 18:14     ` Stefan Schake
2018-03-26  8:29       ` Daniel Vetter
2018-03-26 10:52         ` Daniel Stone

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