[PATCH v4 0/2] Apple Magic Keyboard Backlight

[Orlando Chamberlain]

This patchseries adds support for the internal keyboard backlight of
Macs with Apple's "Magic" keyboard (MacBookPro16,* and MacBookAir9,1),
and also documents what names should be used for keyboard backlight
leds in Documentation/leds/well-known-leds.txt.

v3->v4:
- collect reviews from Andy and Thomas
- remove now unused hdev member of apple_magic_backlight

v2->v3:
- remove unneeded header inclusion
- use s32 for report value type
- remove unneeded null check
- don't set drvdata as its never used
- prepend "hid-" to module name

v1->v2:
- drop unneeded remove function
- combine set functions
- add missing header inclusions
- avoid char as argument in favour of u8
- handful of style/formatting fixes
- use standard led name ":white:kbd_backlight"
- rename USAGE_MAGIC_BL to HID_USAGE_MAGIC_BL
- New patch documenting preferred keyboard backlight names

v1: https://lore.kernel.org/linux-input/7D70F1FE-7F54-4D0A-8922-5466AA2AD364@xxxxxxxx/
v2: https://lore.kernel.org/linux-input/20230216041224.4731-1-orlandoch.dev@xxxxxxxxx/
v3: https://lore.kernel.org/linux-input/20230217102319.3419-1-orlandoch.dev@xxxxxxxxx/

Orlando Chamberlain (2):
  Documentation: leds: standardise keyboard backlight led names
  HID: hid-apple-magic-backlight: Add driver for keyboard backlight on
    internal Magic Keyboards

 Documentation/leds/well-known-leds.txt  |   8 ++
 MAINTAINERS                             |   6 ++
 drivers/hid/Kconfig                     |  13 +++
 drivers/hid/Makefile                    |   1 +
 drivers/hid/hid-apple-magic-backlight.c | 120 ++++++++++++++++++++++++
 5 files changed, 148 insertions(+)
 create mode 100644 drivers/hid/hid-apple-magic-backlight.c

-- 
2.39.1