gpiolib: add a per-gpio_device line state notification workqueue

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In order to prepare the line state notification mechanism for working in
atomic context as well, add a dedicated, high-priority, ordered
workqueue to GPIO device which will be used to queue the events fron any
context for them to be emitted always in process context.

Reviewed-by: Kent Gibson <warthog618@gmail.com>
Link: https://lore.kernel.org/r/20241018-gpio-notify-in-kernel-events-v5-5-c79135e58a1c@linaro.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

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Bartosz Golaszewski 2024-10-18 11:10:13 +02:00

parent 8c44447bd7

commit 7b9b77a8bb

2 changed files with 10 additions and 0 deletions

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6

drivers/gpio/gpiolib-cdev.c

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4

drivers/gpio/gpiolib.h

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