tty: serial: serial_core, reformat kernel-doc for functions
There are many annotated functions in serial_core.c, but they do not completely conform to the kernel-doc style. So reformat them and link them from the Documentation. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Link: https://lore.kernel.org/r/20220728061056.20799-5-jslaby@suse.cz Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -25,10 +25,10 @@ Console Support
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---------------
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The serial core provides a few helper functions. This includes identifing
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the correct port structure (via uart_get_console) and decoding command line
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arguments (uart_parse_options).
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the correct port structure (via uart_get_console()) and decoding command line
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arguments (uart_parse_options()).
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There is also a helper function (uart_console_write) which performs a
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There is also a helper function (uart_console_write()) which performs a
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character by character write, translating newlines to CRLF sequences.
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Driver writers are recommended to use this function rather than implementing
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their own version.
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@ -73,7 +73,10 @@ Other functions
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:identifiers: uart_update_timeout uart_get_baud_rate uart_get_divisor
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uart_match_port uart_write_wakeup uart_register_driver
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uart_unregister_driver uart_suspend_port uart_resume_port
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uart_add_one_port uart_remove_one_port
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uart_add_one_port uart_remove_one_port uart_console_write
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uart_parse_earlycon uart_parse_options uart_set_options
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uart_get_lsr_info uart_handle_dcd_change uart_handle_cts_change
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uart_try_toggle_sysrq
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Other notes
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-----------
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@ -2119,20 +2119,19 @@ uart_get_console(struct uart_port *ports, int nr, struct console *co)
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* @p: ptr to 2nd field (ie., just beyond '<name>,')
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* @iotype: ptr for decoded iotype (out)
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* @addr: ptr for decoded mapbase/iobase (out)
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* @options: ptr for <options> field; NULL if not present (out)
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* @options: ptr for <options> field; %NULL if not present (out)
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*
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* Decodes earlycon kernel command line parameters of the form
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* earlycon=<name>,io|mmio|mmio16|mmio32|mmio32be|mmio32native,<addr>,<options>
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* console=<name>,io|mmio|mmio16|mmio32|mmio32be|mmio32native,<addr>,<options>
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* Decodes earlycon kernel command line parameters of the form:
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* * earlycon=<name>,io|mmio|mmio16|mmio32|mmio32be|mmio32native,<addr>,<options>
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* * console=<name>,io|mmio|mmio16|mmio32|mmio32be|mmio32native,<addr>,<options>
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*
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* The optional form
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* The optional form:
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* * earlycon=<name>,0x<addr>,<options>
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* * console=<name>,0x<addr>,<options>
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*
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* earlycon=<name>,0x<addr>,<options>
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* console=<name>,0x<addr>,<options>
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* is also accepted; the returned @iotype will be %UPIO_MEM.
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*
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* is also accepted; the returned @iotype will be UPIO_MEM.
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*
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* Returns 0 on success or -EINVAL on failure
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* Returns: 0 on success or -%EINVAL on failure
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*/
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int uart_parse_earlycon(char *p, unsigned char *iotype, resource_size_t *addr,
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char **options)
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@ -2184,7 +2183,7 @@ EXPORT_SYMBOL_GPL(uart_parse_earlycon);
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* @bits: pointer to an 'int' variable for the number of data bits.
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* @flow: pointer to an 'int' variable for the flow control character.
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*
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* uart_parse_options decodes a string containing the serial console
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* uart_parse_options() decodes a string containing the serial console
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* options. The format of the string is <baud><parity><bits><flow>,
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* eg: 115200n8r
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*/
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@ -3252,7 +3251,7 @@ EXPORT_SYMBOL(uart_match_port);
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* @uport: uart_port structure for the open port
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* @status: new carrier detect status, nonzero if active
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*
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* Caller must hold uport->lock
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* Caller must hold uport->lock.
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*/
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void uart_handle_dcd_change(struct uart_port *uport, unsigned int status)
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{
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@ -3287,7 +3286,7 @@ EXPORT_SYMBOL_GPL(uart_handle_dcd_change);
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* @uport: uart_port structure for the open port
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* @status: new clear to send status, nonzero if active
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*
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* Caller must hold uport->lock
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* Caller must hold uport->lock.
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*/
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void uart_handle_cts_change(struct uart_port *uport, unsigned int status)
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{
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@ -3365,8 +3364,8 @@ static DECLARE_WORK(sysrq_enable_work, uart_sysrq_on);
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* Enables magic SysRq when the required sequence is met on port
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* (see CONFIG_MAGIC_SYSRQ_SERIAL_SEQUENCE).
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*
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* Returns false if @ch is out of enabling sequence and should be
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* handled some other way, true if @ch was consumed.
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* Returns: %false if @ch is out of enabling sequence and should be
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* handled some other way, %true if @ch was consumed.
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*/
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bool uart_try_toggle_sysrq(struct uart_port *port, unsigned int ch)
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{
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