[PATCH v3 0/3] drm/simpledrm: Apple M1 / DT platform support fixes
Thomas Zimmermann
tzimmermann at suse.de
Wed Dec 15 13:29:10 UTC 2021
Hi
Am 12.12.21 um 07:24 schrieb Hector Martin:
> 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).
If there are no further comments, I'm going to apply the series to
drm-misc-next.
Best regards
Thomas
>
> Changes since v2:
> - Made 10-bit conversion code fill the LSBs
> - Added ARGB2101010 to supported formats list
> - Simplified OF core code per review feedback
> 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 [AX]RGB2101010 formats
>
> drivers/gpu/drm/drm_format_helper.c | 64 +++++++++++++++++++++++++++++
> drivers/gpu/drm/tiny/simpledrm.c | 4 +-
> drivers/of/platform.c | 4 ++
> drivers/video/fbdev/simplefb.c | 21 +---------
> include/drm/drm_format_helper.h | 3 ++
> 5 files changed, 74 insertions(+), 22 deletions(-)
>
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Ivo Totev
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