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serial: Remove extern from func prototypes in headers

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Remove unnecessary externs from function prototypes in serial_8250.h
and serial_core.h.

Suggested-by: Jiri Slaby <jirislaby@kernel.org>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20230309080923.11778-4-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ilpo Järvinen 2023-03-09 10:09:18 +02:00 committed by Greg Kroah-Hartman
parent 807fccf719
commit 6229ad9913
2 changed files with 23 additions and 29 deletions
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39
include/linux/serial_8250.h
View File

@ -151,26 +151,22 @@ void serial8250_unregister_port(int line);
void serial8250_suspend_port(int line);
void serial8250_resume_port(int line);
extern int early_serial_setup(struct uart_port *port);
int early_serial_setup(struct uart_port *port);
int early_serial8250_setup(struct earlycon_device *device, const char *options);
extern int early_serial8250_setup(struct earlycon_device *device,
const char *options);
extern void serial8250_update_uartclk(struct uart_port *port,
unsigned int uartclk);
extern void serial8250_do_set_termios(struct uart_port *port,
struct ktermios *termios, const struct ktermios *old);
extern void serial8250_do_set_ldisc(struct uart_port *port,
struct ktermios *termios);
extern unsigned int serial8250_do_get_mctrl(struct uart_port *port);
extern int serial8250_do_startup(struct uart_port *port);
extern void serial8250_do_shutdown(struct uart_port *port);
extern void serial8250_do_pm(struct uart_port *port, unsigned int state,
unsigned int oldstate);
extern void serial8250_do_set_mctrl(struct uart_port *port, unsigned int mctrl);
extern void serial8250_do_set_divisor(struct uart_port *port, unsigned int baud,
unsigned int quot,
unsigned int quot_frac);
extern int fsl8250_handle_irq(struct uart_port *port);
void serial8250_update_uartclk(struct uart_port *port, unsigned int uartclk);
void serial8250_do_set_termios(struct uart_port *port, struct ktermios *termios,
const struct ktermios *old);
void serial8250_do_set_ldisc(struct uart_port *port, struct ktermios *termios);
unsigned int serial8250_do_get_mctrl(struct uart_port *port);
int serial8250_do_startup(struct uart_port *port);
void serial8250_do_shutdown(struct uart_port *port);
void serial8250_do_pm(struct uart_port *port, unsigned int state,
unsigned int oldstate);
void serial8250_do_set_mctrl(struct uart_port *port, unsigned int mctrl);
void serial8250_do_set_divisor(struct uart_port *port, unsigned int baud,
unsigned int quot, unsigned int quot_frac);
int fsl8250_handle_irq(struct uart_port *port);
int serial8250_handle_irq(struct uart_port *port, unsigned int iir);
u16 serial8250_rx_chars(struct uart_8250_port *up, u16 lsr);
void serial8250_read_char(struct uart_8250_port *up, u16 lsr);
@ -183,9 +179,8 @@ void serial8250_console_write(struct uart_8250_port *up, const char *s,
int serial8250_console_setup(struct uart_port *port, char *options, bool probe);
int serial8250_console_exit(struct uart_port *port);
extern void serial8250_set_isa_configurator(void (*v)
(int port, struct uart_port *up,
u32 *capabilities));
void serial8250_set_isa_configurator(void (*v)(int port, struct uart_port *up,
u32 *capabilities));
#ifdef CONFIG_SERIAL_8250_RT288X
unsigned int au_serial_in(struct uart_port *p, int offset);

13
include/linux/serial_core.h
View File

@ -812,9 +812,8 @@ extern const struct earlycon_id __earlycon_table_end[];
#define EARLYCON_DECLARE(_name, fn) OF_EARLYCON_DECLARE(_name, "", fn)
extern int of_setup_earlycon(const struct earlycon_id *match,
unsigned long node,
const char *options);
int of_setup_earlycon(const struct earlycon_id *match, unsigned long node,
const char *options);
#ifdef CONFIG_SERIAL_EARLYCON
extern bool earlycon_acpi_spcr_enable __initdata;
@ -897,11 +896,11 @@ static inline bool uart_softcts_mode(struct uart_port *uport)
* The following are helper functions for the low level drivers.
*/
extern void uart_handle_dcd_change(struct uart_port *uport, bool active);
extern void uart_handle_cts_change(struct uart_port *uport, bool active);
void uart_handle_dcd_change(struct uart_port *uport, bool active);
void uart_handle_cts_change(struct uart_port *uport, bool active);
extern void uart_insert_char(struct uart_port *port, unsigned int status,
unsigned int overrun, unsigned int ch, unsigned int flag);
void uart_insert_char(struct uart_port *port, unsigned int status,
unsigned int overrun, unsigned int ch, unsigned int flag);
void uart_xchar_out(struct uart_port *uport, int offset);