diff options
Diffstat (limited to 'Documentation/userspace-api/gpio/gpio-handle-set-config-ioctl.rst')
| -rw-r--r-- | Documentation/userspace-api/gpio/gpio-handle-set-config-ioctl.rst | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/userspace-api/gpio/gpio-handle-set-config-ioctl.rst b/Documentation/userspace-api/gpio/gpio-handle-set-config-ioctl.rst index 8f1e748dccc8..d002a84681ac 100644 --- a/Documentation/userspace-api/gpio/gpio-handle-set-config-ioctl.rst +++ b/Documentation/userspace-api/gpio/gpio-handle-set-config-ioctl.rst @@ -41,12 +41,13 @@ line or introducing potential glitches. The configuration applies to all requested lines. -The same :ref:`gpio-get-linehandle-config-rules` that apply when requesting the +The same :ref:`gpio-get-linehandle-config-rules` and +:ref:`gpio-get-linehandle-config-support` that apply when requesting the lines also apply when updating the line configuration. The motivating use case for this command is changing direction of bi-directional lines between input and output, but it may be used more -generally move lines seamlessly from one configuration state to another. +generally to move lines seamlessly from one configuration state to another. To only change the value of output lines, use gpio-handle-set-line-values-ioctl.rst. |