[PATCH RFC 3/9] gpiolib: define GPIOD_FLAG_SHARED
From: Bartosz Golaszewski <hidden>
Date: 2025-09-24 14:52:00
Also in:
linux-arm-msm, linux-gpio, linux-hardening, linux-sound, lkml
Subsystem:
gpio subsystem, the rest · Maintainers:
Linus Walleij, Bartosz Golaszewski, Linus Torvalds
From: Bartosz Golaszewski <redacted> Define a new GPIO descriptor flag for marking pins that are shared by multiple consumer. This flag will be used in several places so we need to do it in advance and separately from other changes. Signed-off-by: Bartosz Golaszewski <redacted> --- drivers/gpio/gpiolib.h | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h
index 2a003a7311e7ac5beeaa1c947d921149ad991acf..09ac92ed0853f2ff0013d1b16a5dd082c9fd162e 100644
--- a/drivers/gpio/gpiolib.h
+++ b/drivers/gpio/gpiolib.h@@ -204,6 +204,7 @@ struct gpio_desc { #define GPIOD_FLAG_EDGE_FALLING 17 /* GPIO CDEV detects falling edge events */ #define GPIOD_FLAG_EVENT_CLOCK_REALTIME 18 /* GPIO CDEV reports REALTIME timestamps in events */ #define GPIOD_FLAG_EVENT_CLOCK_HTE 19 /* GPIO CDEV reports hardware timestamps in events */ +#define GPIOD_FLAG_SHARED 20 /* GPIO is shared by multiple consumers */ /* Connection label */ struct gpio_desc_label __rcu *label;
--
2.48.1