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From: Hector Martin <marcan@marcan.st>
To: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Rob Herring <robh+dt@kernel.org>,
	Hans de Goede <hdegoede@redhat.com>
Cc: Alyssa Rosenzweig <alyssa@rosenzweig.io>,
	Javier Martinez Canillas <javier@dowhile0.org>,
	Pekka Paalanen <ppaalanen@gmail.com>,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	Hector Martin <marcan@marcan.st>
Subject: [PATCH v2 0/3] drm/simpledrm: Apple M1 / DT platform support fixes
Date: Tue,  7 Dec 2021 16:29:40 +0900	[thread overview]
Message-ID: <20211207072943.121961-1-marcan@marcan.st> (raw)

Hi DRM folks,

This short series makes simpledrm work on Apple M1 (including Pro/Max)
platforms the way simplefb already does, by adding XRGB2101010 support
and making it bind to framebuffers in /chosen the same way simplefb
does.

This avoids breaking the bootloader-provided framebuffer console when
simpledrm is selected to replace simplefb, as these FBs always seem to
be 10-bit (at least when a real screen is attached).

Changes since v1:
- Moved the OF platform device setup code from simplefb into common
  code, instead of duplicating it in simpledrm
- Rebased on drm-tip

Hector Martin (3):
  of: Move simple-framebuffer device handling from simplefb to of
  drm/format-helper: Add drm_fb_xrgb8888_to_xrgb2101010_toio()
  drm/simpledrm: Add XRGB2101010 format

 drivers/gpu/drm/drm_format_helper.c | 62 +++++++++++++++++++++++++++++
 drivers/gpu/drm/tiny/simpledrm.c    |  2 +-
 drivers/of/platform.c               |  5 +++
 drivers/video/fbdev/simplefb.c      | 21 +---------
 include/drm/drm_format_helper.h     |  3 ++
 5 files changed, 72 insertions(+), 21 deletions(-)

-- 
2.33.0


             reply	other threads:[~2021-12-07  7:30 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-07  7:29 Hector Martin [this message]
2021-12-07  7:29 ` [PATCH v2 1/3] of: Move simple-framebuffer device handling from simplefb to of Hector Martin
2021-12-07  9:02   ` Thomas Zimmermann
2021-12-07  9:03     ` Thomas Zimmermann
2021-12-08 17:49   ` Rob Herring
2021-12-09 10:17     ` Thomas Zimmermann
2021-12-07  7:29 ` [PATCH v2 2/3] drm/format-helper: Add drm_fb_xrgb8888_to_xrgb2101010_toio() Hector Martin
2021-12-07  9:40   ` Thomas Zimmermann
2021-12-07  9:54     ` Hector Martin
2021-12-07 10:20       ` Thomas Zimmermann
2021-12-07 10:27         ` Thomas Zimmermann
2021-12-07  7:29 ` [PATCH v2 3/3] drm/simpledrm: Add XRGB2101010 format Hector Martin
2021-12-07  9:31   ` Thomas Zimmermann

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