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Message-ID: <c1835108-0033-4219-89e9-2f02c82b1e27@VA3EHSMHS026.ehs.local>
Date: Fri, 18 Apr 2014 09:11:28 -0700
From: Sören Brinkmann <soren.brinkmann@...inx.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Jiri Slaby <jslaby@...e.cz>
CC: Peter Crosthwaite <peter.crosthwaite@...inx.com>,
One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>,
<devicetree@...r.kernel.org>, <linux-doc@...r.kernel.org>,
<linux-kernel@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-serial@...r.kernel.org>, Rob Herring <robh+dt@...nel.org>,
Pawel Moll <pawel.moll@....com>,
Mark Rutland <mark.rutland@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>,
Randy Dunlap <rdunlap@...radead.org>,
Russell King <linux@....linux.org.uk>,
Michal Simek <michal.simek@...inx.com>,
Grant Likely <grant.likely@...aro.org>
Subject: Re: [RESEND PATCH v3 1/9] tty: xuartps: Fix kernel-doc errors in the
driver
Hi Greg,
did you have a chance to look at this yet?
Thanks,
Sören
On Fri, 2014-04-04 at 05:23PM -0700, Soren Brinkmann wrote:
> From: Michal Simek <michal.simek@...inx.com>
>
> No functional changes.
>
> Signed-off-by: Michal Simek <michal.simek@...inx.com>
> ---
>
> Changes in v3: None
> Changes in v2:
> - this patch has been added
>
> ---
> drivers/tty/serial/xilinx_uartps.c | 109 +++++++++++++++++--------------------
> 1 file changed, 49 insertions(+), 60 deletions(-)
>
> diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
> index f619ad5b5eae..b2f929e48ddd 100644
> --- a/drivers/tty/serial/xilinx_uartps.c
> +++ b/drivers/tty/serial/xilinx_uartps.c
> @@ -163,11 +163,11 @@ MODULE_PARM_DESC(rx_timeout, "Rx timeout, 1-255");
>
> /**
> * struct xuartps - device data
> - * @port Pointer to the UART port
> - * @refclk Reference clock
> - * @aperclk APB clock
> - * @baud Current baud rate
> - * @clk_rate_change_nb Notifier block for clock changes
> + * @port: Pointer to the UART port
> + * @refclk: Reference clock
> + * @aperclk: APB clock
> + * @baud: Current baud rate
> + * @clk_rate_change_nb: Notifier block for clock changes
> */
> struct xuartps {
> struct uart_port *port;
> @@ -183,8 +183,8 @@ struct xuartps {
> * @irq: Irq number
> * @dev_id: Id of the port
> *
> - * Returns IRQHANDLED
> - **/
> + * Return: IRQHANDLED
> + */
> static irqreturn_t xuartps_isr(int irq, void *dev_id)
> {
> struct uart_port *port = (struct uart_port *)dev_id;
> @@ -325,7 +325,7 @@ static irqreturn_t xuartps_isr(int irq, void *dev_id)
> * @rbdiv: BDIV value (return value)
> * @rcd: CD value (return value)
> * @div8: Value for clk_sel bit in mod (return value)
> - * Returns baud rate, requested baud when possible, or actual baud when there
> + * Return: baud rate, requested baud when possible, or actual baud when there
> * was too much error, zero if no valid divisors are found.
> *
> * Formula to obtain baud rate is
> @@ -384,7 +384,7 @@ static unsigned int xuartps_calc_baud_divs(unsigned int clk, unsigned int baud,
> * xuartps_set_baud_rate - Calculate and set the baud rate
> * @port: Handle to the uart port structure
> * @baud: Baud rate to set
> - * Returns baud rate, requested baud when possible, or actual baud when there
> + * Return: baud rate, requested baud when possible, or actual baud when there
> * was too much error, zero if no valid divisors are found.
> */
> static unsigned int xuartps_set_baud_rate(struct uart_port *port,
> @@ -419,7 +419,7 @@ static unsigned int xuartps_set_baud_rate(struct uart_port *port,
> * @nb: Notifier block
> * @event: Notify event
> * @data: Notifier data
> - * Returns NOTIFY_OK on success, NOTIFY_BAD on error.
> + * Return: NOTIFY_OK on success, NOTIFY_BAD on error.
> */
> static int xuartps_clk_notifier_cb(struct notifier_block *nb,
> unsigned long event, void *data)
> @@ -514,8 +514,7 @@ static int xuartps_clk_notifier_cb(struct notifier_block *nb,
> /**
> * xuartps_start_tx - Start transmitting bytes
> * @port: Handle to the uart port structure
> - *
> - **/
> + */
> static void xuartps_start_tx(struct uart_port *port)
> {
> unsigned int status, numbytes = port->fifosize;
> @@ -562,8 +561,7 @@ static void xuartps_start_tx(struct uart_port *port)
> /**
> * xuartps_stop_tx - Stop TX
> * @port: Handle to the uart port structure
> - *
> - **/
> + */
> static void xuartps_stop_tx(struct uart_port *port)
> {
> unsigned int regval;
> @@ -577,8 +575,7 @@ static void xuartps_stop_tx(struct uart_port *port)
> /**
> * xuartps_stop_rx - Stop RX
> * @port: Handle to the uart port structure
> - *
> - **/
> + */
> static void xuartps_stop_rx(struct uart_port *port)
> {
> unsigned int regval;
> @@ -593,8 +590,8 @@ static void xuartps_stop_rx(struct uart_port *port)
> * xuartps_tx_empty - Check whether TX is empty
> * @port: Handle to the uart port structure
> *
> - * Returns TIOCSER_TEMT on success, 0 otherwise
> - **/
> + * Return: TIOCSER_TEMT on success, 0 otherwise
> + */
> static unsigned int xuartps_tx_empty(struct uart_port *port)
> {
> unsigned int status;
> @@ -608,8 +605,7 @@ static unsigned int xuartps_tx_empty(struct uart_port *port)
> * transmitting char breaks
> * @port: Handle to the uart port structure
> * @ctl: Value based on which start or stop decision is taken
> - *
> - **/
> + */
> static void xuartps_break_ctl(struct uart_port *port, int ctl)
> {
> unsigned int status;
> @@ -636,8 +632,7 @@ static void xuartps_break_ctl(struct uart_port *port, int ctl)
> * @port: Handle to the uart port structure
> * @termios: Handle to the input termios structure
> * @old: Values of the previously saved termios structure
> - *
> - **/
> + */
> static void xuartps_set_termios(struct uart_port *port,
> struct ktermios *termios, struct ktermios *old)
> {
> @@ -761,8 +756,8 @@ static void xuartps_set_termios(struct uart_port *port,
> * xuartps_startup - Called when an application opens a xuartps port
> * @port: Handle to the uart port structure
> *
> - * Returns 0 on success, negative error otherwise
> - **/
> + * Return: 0 on success, negative error otherwise
> + */
> static int xuartps_startup(struct uart_port *port)
> {
> unsigned int retval = 0, status = 0;
> @@ -824,8 +819,7 @@ static int xuartps_startup(struct uart_port *port)
> /**
> * xuartps_shutdown - Called when an application closes a xuartps port
> * @port: Handle to the uart port structure
> - *
> - **/
> + */
> static void xuartps_shutdown(struct uart_port *port)
> {
> int status;
> @@ -844,8 +838,8 @@ static void xuartps_shutdown(struct uart_port *port)
> * xuartps_type - Set UART type to xuartps port
> * @port: Handle to the uart port structure
> *
> - * Returns string on success, NULL otherwise
> - **/
> + * Return: string on success, NULL otherwise
> + */
> static const char *xuartps_type(struct uart_port *port)
> {
> return port->type == PORT_XUARTPS ? XUARTPS_NAME : NULL;
> @@ -856,8 +850,8 @@ static const char *xuartps_type(struct uart_port *port)
> * @port: Handle to the uart port structure
> * @ser: Handle to the structure whose members are compared
> *
> - * Returns 0 if success otherwise -EINVAL
> - **/
> + * Return: 0 if success otherwise -EINVAL
> + */
> static int xuartps_verify_port(struct uart_port *port,
> struct serial_struct *ser)
> {
> @@ -880,8 +874,8 @@ static int xuartps_verify_port(struct uart_port *port,
> * uart_add_one_port()
> * @port: Handle to the uart port structure
> *
> - * Returns 0, -ENOMEM if request fails
> - **/
> + * Return: 0, -ENOMEM if request fails
> + */
> static int xuartps_request_port(struct uart_port *port)
> {
> if (!request_mem_region(port->mapbase, XUARTPS_REGISTER_SPACE,
> @@ -903,8 +897,7 @@ static int xuartps_request_port(struct uart_port *port)
> * port, called when the driver removes a xuartps
> * port via uart_remove_one_port().
> * @port: Handle to the uart port structure
> - *
> - **/
> + */
> static void xuartps_release_port(struct uart_port *port)
> {
> release_mem_region(port->mapbase, XUARTPS_REGISTER_SPACE);
> @@ -917,8 +910,7 @@ static void xuartps_release_port(struct uart_port *port)
> * xuartps port
> * @port: Handle to the uart port structure
> * @flags: If any
> - *
> - **/
> + */
> static void xuartps_config_port(struct uart_port *port, int flags)
> {
> if (flags & UART_CONFIG_TYPE && xuartps_request_port(port) == 0)
> @@ -930,9 +922,8 @@ static void xuartps_config_port(struct uart_port *port, int flags)
> *
> * @port: Handle to the uart port structure
> *
> - * Returns the modem control state
> - *
> - **/
> + * Return: the modem control state
> + */
> static unsigned int xuartps_get_mctrl(struct uart_port *port)
> {
> return TIOCM_CTS | TIOCM_DSR | TIOCM_CAR;
> @@ -1040,8 +1031,8 @@ static struct uart_port xuartps_port[2];
> * xuartps_get_port - Configure the port from the platform device resource
> * info
> *
> - * Returns a pointer to a uart_port or NULL for failure
> - **/
> + * Return: a pointer to a uart_port or NULL for failure
> + */
> static struct uart_port *xuartps_get_port(void)
> {
> struct uart_port *port;
> @@ -1078,8 +1069,7 @@ static struct uart_port *xuartps_get_port(void)
> /**
> * xuartps_console_wait_tx - Wait for the TX to be full
> * @port: Handle to the uart port structure
> - *
> - **/
> + */
> static void xuartps_console_wait_tx(struct uart_port *port)
> {
> while ((xuartps_readl(XUARTPS_SR_OFFSET) & XUARTPS_SR_TXEMPTY)
> @@ -1091,8 +1081,7 @@ static void xuartps_console_wait_tx(struct uart_port *port)
> * xuartps_console_putchar - write the character to the FIFO buffer
> * @port: Handle to the uart port structure
> * @ch: Character to be written
> - *
> - **/
> + */
> static void xuartps_console_putchar(struct uart_port *port, int ch)
> {
> xuartps_console_wait_tx(port);
> @@ -1101,10 +1090,10 @@ static void xuartps_console_putchar(struct uart_port *port, int ch)
>
> /**
> * xuartps_console_write - perform write operation
> - * @port: Handle to the uart port structure
> + * @co: Console handle
> * @s: Pointer to character array
> * @count: No of characters
> - **/
> + */
> static void xuartps_console_write(struct console *co, const char *s,
> unsigned int count)
> {
> @@ -1151,8 +1140,8 @@ static void xuartps_console_write(struct console *co, const char *s,
> * @co: Console handle
> * @options: Initial settings of uart
> *
> - * Returns 0, -ENODEV if no device
> - **/
> + * Return: 0, -ENODEV if no device
> + */
> static int __init xuartps_console_setup(struct console *co, char *options)
> {
> struct uart_port *port = &xuartps_port[co->index];
> @@ -1190,8 +1179,8 @@ static struct console xuartps_console = {
> /**
> * xuartps_console_init - Initialization call
> *
> - * Returns 0 on success, negative error otherwise
> - **/
> + * Return: 0 on success, negative error otherwise
> + */
> static int __init xuartps_console_init(void)
> {
> register_console(&xuartps_console);
> @@ -1221,7 +1210,7 @@ static struct uart_driver xuartps_uart_driver = {
> * xuartps_suspend - suspend event
> * @device: Pointer to the device structure
> *
> - * Returns 0
> + * Return: 0
> */
> static int xuartps_suspend(struct device *device)
> {
> @@ -1269,7 +1258,7 @@ static int xuartps_suspend(struct device *device)
> * xuartps_resume - Resume after a previous suspend
> * @device: Pointer to the device structure
> *
> - * Returns 0
> + * Return: 0
> */
> static int xuartps_resume(struct device *device)
> {
> @@ -1336,8 +1325,8 @@ static SIMPLE_DEV_PM_OPS(xuartps_dev_pm_ops, xuartps_suspend, xuartps_resume);
> * xuartps_probe - Platform driver probe
> * @pdev: Pointer to the platform device structure
> *
> - * Returns 0 on success, negative error otherwise
> - **/
> + * Return: 0 on success, negative error otherwise
> + */
> static int xuartps_probe(struct platform_device *pdev)
> {
> int rc;
> @@ -1437,8 +1426,8 @@ err_out_clk_dis_aper:
> * xuartps_remove - called when the platform driver is unregistered
> * @pdev: Pointer to the platform device structure
> *
> - * Returns 0 on success, negative error otherwise
> - **/
> + * Return: 0 on success, negative error otherwise
> + */
> static int xuartps_remove(struct platform_device *pdev)
> {
> struct uart_port *port = platform_get_drvdata(pdev);
> @@ -1481,8 +1470,8 @@ static struct platform_driver xuartps_platform_driver = {
> /**
> * xuartps_init - Initial driver registration call
> *
> - * Returns whether the registration was successful or not
> - **/
> + * Return: whether the registration was successful or not
> + */
> static int __init xuartps_init(void)
> {
> int retval = 0;
> @@ -1502,7 +1491,7 @@ static int __init xuartps_init(void)
>
> /**
> * xuartps_exit - Driver unregistration call
> - **/
> + */
> static void __exit xuartps_exit(void)
> {
> /* The order of unregistration is important. Unregister the
> --
> 1.9.1.1.gbb9f595
>
>
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