Re: [PATCH 00/28] backlight: lcd: Remove fbdev dependencies

[Thomas Zimmermann <tzimmermann@suse.de>]

Helge, you might want to look through the fbdev patches in this series.

Am 20.08.24 um 11:22 schrieb Thomas Zimmermann:
> This series removes most dependencies on fbdev from the lcd subsystem
> and its drivers.
>
> Patches 1 to 3 rework the fbdev notifier, the fbdev's fb_info can
> now refer to a dedicated lcd device, and lcd defines constants for
> power states. These changes resemble similar changes to the backlight
> code.
>
> Patches 4 to 19 update lcd drivers to the new interfaces and perform
> minor cleanups during the process. Patches 20 to 24 update fbdev
> drivers and patch 25 updates the picolcd driver from the hid subsystem.
>
> Patches 25 to 28 finally clean up various lcd interfaces and files.
>
> This patchset is part of a larger effort to implement the lcd code
> without depending on fbdev. Similar patches have been sent out for
> the backlight subsystem, such as in [1] and [2].
>
> Hopefully this series can be merged at once through the lcd tree.
>
> [1] https://patchwork.freedesktop.org/series/129782/
> [2] https://patchwork.freedesktop.org/series/134718/
>
> Thomas Zimmermann (28):
>    backlight: lcd: Rearrange code in fb_notifier_callback()
>    backlight: lcd: Test against struct fb_info.lcd_dev
>    backlight: lcd: Add LCD_POWER_ constants for power states
>    backlight: corgi_lcd: Use lcd power constants
>    backlight: hx8357: Use lcd power constants
>    backlight: ili922x: Use lcd power constants
>    backlight: ili9320: Use lcd power constants
>    backlight: jornada720_lcd: Include <linux/io.h> for IOMEM() macro
>    backlight: jornada720_lcd: Use lcd power constants
>    backlight: l4f00242t03: Use lcd power constants
>    backlight: lms283gf05: Use lcd power constants
>    backlight: lms501kf03: Remove unnecessary include of
>      <linux/backlight.h>
>    backlight: lms501kf03: Use lcd power constants
>    backlight: ltv350qv: Use lcd power constants
>    backlight: otm3225a: Use lcd power constants
>    backlight: platform_lcd: Remove include statement for
>      <linux/backlight.h>
>    backlight: platform_lcd: Remove match_fb from struct plat_lcd_data
>    backlight: platform_lcd: Use lcd power constants
>    backlight: tdo24m: Use lcd power constants
>    fbdev: clps711x-fb: Replace check_fb in favor of struct
>      fb_info.lcd_dev
>    fbdev: clps711x-fb: Use lcd power constants
>    fbdev: imxfb: Replace check_fb in favor of struct fb_info.lcd_dev
>    fbdev: imxfb: Use lcd power constants
>    fbdev: omap: Use lcd power constants
>    HID: picoLCD: Replace check_fb in favor of struct fb_info.lcd_dev
>    backlight: lcd: Replace check_fb with controls_device
>    backlight: lcd: Remove struct fb_videomode from set_mode callback
>    backlight: lcd: Do not include <linux/fb.h> in lcd header
>
>   drivers/hid/hid-picolcd_fb.c             |  4 ++
>   drivers/hid/hid-picolcd_lcd.c            |  6 ---
>   drivers/video/backlight/corgi_lcd.c      | 17 ++++----
>   drivers/video/backlight/hx8357.c         |  2 +-
>   drivers/video/backlight/ili922x.c        |  7 ++--
>   drivers/video/backlight/ili9320.c        | 15 ++++----
>   drivers/video/backlight/jornada720_lcd.c | 10 ++---
>   drivers/video/backlight/l4f00242t03.c    | 32 ++++++++--------
>   drivers/video/backlight/lcd.c            | 49 +++++++++++++++++++-----
>   drivers/video/backlight/lms283gf05.c     |  2 +-
>   drivers/video/backlight/lms501kf03.c     | 24 ++++++------
>   drivers/video/backlight/ltv350qv.c       | 15 ++++----
>   drivers/video/backlight/otm3225a.c       |  2 +-
>   drivers/video/backlight/platform_lcd.c   | 20 ++++------
>   drivers/video/backlight/tdo24m.c         | 19 +++++----
>   drivers/video/fbdev/clps711x-fb.c        | 29 +++++++-------
>   drivers/video/fbdev/imxfb.c              | 32 ++++++----------
>   drivers/video/fbdev/omap/lcd_ams_delta.c |  8 ++--
>   include/linux/fb.h                       | 13 +++++++
>   include/linux/lcd.h                      | 29 ++++++++++----
>   include/video/platform_lcd.h             |  3 --
>   21 files changed, 182 insertions(+), 156 deletions(-)
>

-- 
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Frankenstrasse 146, 90461 Nuernberg, Germany
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman
HRB 36809 (AG Nuernberg)