linux/include
Marco Nenciarini 0ec7f158dc
platform/x86: int3472: Add support for GPIO type 0x02 (IR flood LED)
Add support for GPIO type 0x02, which controls an IR flood LED used
for face authentication on some laptops (e.g. Dell Pro Max 16 Premium).

Without this patch, the kernel logs "GPIO type 0x02 unknown; the sensor
may not work" and IR sensors paired with a flood LED cannot function.

The flood LED is registered through the LED subsystem like the existing
privacy LED, including a lookup entry to allow future consumer drivers
to find and control it via led_get().

To support multiple LEDs per INT3472 device, convert the single led
struct member to an array with a counter.

Signed-off-by: Marco Nenciarini <mnencia@kcore.it>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Hans de Goede <johannes.goede@oss.qualcomm.com>
Link: https://patch.msgid.link/20260401203638.1601661-5-mnencia@kcore.it
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
2026-04-13 14:09:49 +03:00
..
acpi mailbox: platform and core updates 2026-02-14 11:13:32 -08:00
asm-generic hyperv-next for v7.0 2026-02-20 08:48:31 -08:00
clocksource
crypto Networking changes for 7.0 2026-02-11 19:31:52 -08:00
cxl
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keys
kunit treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
kvm
linux platform/x86: int3472: Add support for GPIO type 0x02 (IR flood LED) 2026-04-13 14:09:49 +03:00
math-emu
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