mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-26 14:20:50 +07:00
90ceb9644d
Mark the remove function as __devexit so it gets eliminated in CONFIG_HOTPLUG=n builds. Saves ~100 bytes. Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk> Acked-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
116 lines
2.9 KiB
C
116 lines
2.9 KiB
C
/* linux/drivers/serial/samsung.h
|
|
*
|
|
* Driver for Samsung SoC onboard UARTs.
|
|
*
|
|
* Ben Dooks, Copyright (c) 2003-2005,2008 Simtec Electronics
|
|
* http://armlinux.simtec.co.uk/
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
struct s3c24xx_uart_info {
|
|
char *name;
|
|
unsigned int type;
|
|
unsigned int fifosize;
|
|
unsigned long rx_fifomask;
|
|
unsigned long rx_fifoshift;
|
|
unsigned long rx_fifofull;
|
|
unsigned long tx_fifomask;
|
|
unsigned long tx_fifoshift;
|
|
unsigned long tx_fifofull;
|
|
|
|
/* uart port features */
|
|
|
|
unsigned int has_divslot:1;
|
|
|
|
/* clock source control */
|
|
|
|
int (*get_clksrc)(struct uart_port *, struct s3c24xx_uart_clksrc *clk);
|
|
int (*set_clksrc)(struct uart_port *, struct s3c24xx_uart_clksrc *clk);
|
|
|
|
/* uart controls */
|
|
int (*reset_port)(struct uart_port *, struct s3c2410_uartcfg *);
|
|
};
|
|
|
|
struct s3c24xx_uart_port {
|
|
unsigned char rx_claimed;
|
|
unsigned char tx_claimed;
|
|
unsigned int pm_level;
|
|
unsigned long baudclk_rate;
|
|
|
|
unsigned int rx_irq;
|
|
unsigned int tx_irq;
|
|
|
|
struct s3c24xx_uart_info *info;
|
|
struct s3c24xx_uart_clksrc *clksrc;
|
|
struct clk *clk;
|
|
struct clk *baudclk;
|
|
struct uart_port port;
|
|
|
|
#ifdef CONFIG_CPU_FREQ
|
|
struct notifier_block freq_transition;
|
|
#endif
|
|
};
|
|
|
|
/* conversion functions */
|
|
|
|
#define s3c24xx_dev_to_port(__dev) (struct uart_port *)dev_get_drvdata(__dev)
|
|
#define s3c24xx_dev_to_cfg(__dev) (struct s3c2410_uartcfg *)((__dev)->platform_data)
|
|
|
|
/* register access controls */
|
|
|
|
#define portaddr(port, reg) ((port)->membase + (reg))
|
|
|
|
#define rd_regb(port, reg) (__raw_readb(portaddr(port, reg)))
|
|
#define rd_regl(port, reg) (__raw_readl(portaddr(port, reg)))
|
|
|
|
#define wr_regb(port, reg, val) __raw_writeb(val, portaddr(port, reg))
|
|
#define wr_regl(port, reg, val) __raw_writel(val, portaddr(port, reg))
|
|
|
|
extern int s3c24xx_serial_probe(struct platform_device *dev,
|
|
struct s3c24xx_uart_info *uart);
|
|
|
|
extern int __devexit s3c24xx_serial_remove(struct platform_device *dev);
|
|
|
|
extern int s3c24xx_serial_initconsole(struct platform_driver *drv,
|
|
struct s3c24xx_uart_info *uart);
|
|
|
|
extern int s3c24xx_serial_init(struct platform_driver *drv,
|
|
struct s3c24xx_uart_info *info);
|
|
|
|
#ifdef CONFIG_SERIAL_SAMSUNG_CONSOLE
|
|
|
|
#define s3c24xx_console_init(__drv, __inf) \
|
|
static int __init s3c_serial_console_init(void) \
|
|
{ \
|
|
return s3c24xx_serial_initconsole(__drv, __inf); \
|
|
} \
|
|
\
|
|
console_initcall(s3c_serial_console_init)
|
|
|
|
#else
|
|
#define s3c24xx_console_init(drv, inf) extern void no_console(void)
|
|
#endif
|
|
|
|
#ifdef CONFIG_SERIAL_SAMSUNG_DEBUG
|
|
|
|
extern void printascii(const char *);
|
|
|
|
static void dbg(const char *fmt, ...)
|
|
{
|
|
va_list va;
|
|
char buff[256];
|
|
|
|
va_start(va, fmt);
|
|
vsprintf(buff, fmt, va);
|
|
va_end(va);
|
|
|
|
printascii(buff);
|
|
}
|
|
|
|
#else
|
|
#define dbg(x...) do { } while (0)
|
|
#endif
|