Commit ead7c581 authored by Kent Gibson's avatar Kent Gibson Committed by Bartosz Golaszewski
Browse files

gpio: uapi: document possible values of gpioevent_data.id 



Clarify the possible values of event id, rather than requiring the
reader to infer.

Signed-off-by: default avatarKent Gibson <warthog618@gmail.com>
Reviewed-by: default avatarAndy Shevchenko <andy@kernel.org>
Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@linaro.org>
parent a6beb0b4

include/uapi/linux/gpio.h

+2 −1
Original line number Diff line number Diff line
@@ -490,7 +490,8 @@ struct gpioevent_request { 
/**

 * struct gpioevent_data - The actual event being pushed to userspace

 * @timestamp: best estimate of time of event occurrence, in nanoseconds

 * @id: event identifier

 * @id: event identifier, one of %GPIOEVENT_EVENT_RISING_EDGE or

 *  %GPIOEVENT_EVENT_FALLING_EDGE

 *

 * Note: This struct is part of ABI v1 and is deprecated.

 * Use &struct gpio_v2_line_event instead.