Messages in this thread Patch in this message | | | From | Ilpo Järvinen <> | Subject | [PATCH v5 3/5] Documentation: rs485: Mention uart_get_rs485_mode() | Date | Wed, 19 Oct 2022 12:33:41 +0300 |
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Add to rs485 documentation that serial core prepares the struct serial_rs485 when uart_get_rs485_mode() is called. Remove the wrong claim that the driver must fill it by itself.
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> --- Documentation/driver-api/serial/serial-rs485.rst | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/Documentation/driver-api/serial/serial-rs485.rst b/Documentation/driver-api/serial/serial-rs485.rst index 513758a702a6..ee34c8e1e56e 100644 --- a/Documentation/driver-api/serial/serial-rs485.rst +++ b/Documentation/driver-api/serial/serial-rs485.rst @@ -34,8 +34,9 @@ RS485 Serial Communications parameters in the platform data and in ioctls. The device tree can also provide RS485 boot time parameters - [#DT-bindings]_. The driver is in charge of filling this data structure - from the values given by the device tree. + [#DT-bindings]_. The serial core fills the struct serial_rs485 from the + values given by the device tree when the driver calls + uart_get_rs485_mode(). Any driver for devices capable of working both as RS232 and RS485 should implement the rs485_config callback and provide rs485_supported in the @@ -48,7 +49,7 @@ RS485 Serial Communications serial_rs485 structure matching to the current configuration. .. kernel-doc:: include/uapi/linux/serial.h - :identifiers: serial_rs485 + :identifiers: serial_rs485 uart_get_rs485_mode 4. Usage from user-level ======================== -- 2.30.2
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