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-rw-r--r--Documentation/ABI/testing/gpio-cdev9
1 files changed, 5 insertions, 4 deletions
diff --git a/Documentation/ABI/testing/gpio-cdev b/Documentation/ABI/testing/gpio-cdev
index 66bdcd188b..c9689b2a6f 100644
--- a/Documentation/ABI/testing/gpio-cdev
+++ b/Documentation/ABI/testing/gpio-cdev
@@ -6,8 +6,9 @@ Description:
The character device files /dev/gpiochip* are the interface
between GPIO chips and userspace.
- The ioctl(2)-based ABI is defined and documented in
- [include/uapi]<linux/gpio.h>.
+ The ioctl(2)-based ABI is defined in
+ [include/uapi]<linux/gpio.h> and documented in
+ Documentation/userspace-api/gpio/chardev.rst.
The following file operations are supported:
@@ -17,8 +18,8 @@ Description:
ioctl(2)
Initiate various actions.
- See the inline documentation in [include/uapi]<linux/gpio.h>
- for descriptions of all ioctls.
+ See Documentation/userspace-api/gpio/chardev.rst
+ for a description of all ioctls.
close(2)
Stops and free up the I/O contexts that was associated