X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Fserial%2Fs3c2410.c;h=0a2dd6c5b95fdecc116e78a4090552e31be90eaa;hb=d20e6336ea4250e51081e4b2924b9ef4dfa45909;hp=52692aa345ecfec1fecff5a3aba6ccc820384c80;hpb=9cec58dc138d6fcad9f447a19c8ff69f6540e667;p=powerpc.git diff --git a/drivers/serial/s3c2410.c b/drivers/serial/s3c2410.c index 52692aa345..0a2dd6c5b9 100644 --- a/drivers/serial/s3c2410.c +++ b/drivers/serial/s3c2410.c @@ -63,7 +63,7 @@ #include #include -#include +#include #include #include #include @@ -72,12 +72,12 @@ #include #include #include +#include #include #include #include -#include #include #include @@ -323,16 +323,6 @@ s3c24xx_serial_rx_chars(int irq, void *dev_id, struct pt_regs *regs) if (s3c24xx_serial_rx_fifocnt(ourport, ufstat) == 0) break; - if (tty->flip.count >= TTY_FLIPBUF_SIZE) { - if (tty->low_latency) - tty_flip_buffer_push(tty); - - /* - * If this failed then we will throw away the - * bytes but must do so to clear interrupts - */ - } - uerstat = rd_regl(port, S3C2410_UERSTAT); ch = rd_regb(port, S3C2410_URXH); @@ -782,11 +772,9 @@ static void s3c24xx_serial_set_termios(struct uart_port *port, if (ourport->baudclk != NULL && !IS_ERR(ourport->baudclk)) { clk_disable(ourport->baudclk); - clk_unuse(ourport->baudclk); ourport->baudclk = NULL; } - clk_use(clk); clk_enable(clk); ourport->clksrc = clksrc; @@ -1072,14 +1060,11 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport, dbg("resource %p (%lx..%lx)\n", res, res->start, res->end); port->mapbase = res->start; - port->membase = S3C24XX_VA_UART + (res->start - S3C2410_PA_UART); + port->membase = S3C24XX_VA_UART + (res->start - S3C24XX_PA_UART); port->irq = platform_get_irq(platdev, 0); ourport->clk = clk_get(&platdev->dev, "uart"); - if (ourport->clk != NULL && !IS_ERR(ourport->clk)) - clk_use(ourport->clk); - dbg("port: map=%08x, mem=%08x, irq=%d, clock=%ld\n", port->mapbase, port->membase, port->irq, port->uartclk); @@ -1092,14 +1077,13 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport, static int probe_index = 0; -static int s3c24xx_serial_probe(struct device *_dev, +static int s3c24xx_serial_probe(struct platform_device *dev, struct s3c24xx_uart_info *info) { struct s3c24xx_uart_port *ourport; - struct platform_device *dev = to_platform_device(_dev); int ret; - dbg("s3c24xx_serial_probe(%p, %p) %d\n", _dev, info, probe_index); + dbg("s3c24xx_serial_probe(%p, %p) %d\n", dev, info, probe_index); ourport = &s3c24xx_serial_ports[probe_index]; probe_index++; @@ -1112,7 +1096,7 @@ static int s3c24xx_serial_probe(struct device *_dev, dbg("%s: adding port\n", __FUNCTION__); uart_add_one_port(&s3c24xx_uart_drv, &ourport->port); - dev_set_drvdata(_dev, &ourport->port); + platform_set_drvdata(dev, &ourport->port); return 0; @@ -1120,9 +1104,9 @@ static int s3c24xx_serial_probe(struct device *_dev, return ret; } -static int s3c24xx_serial_remove(struct device *_dev) +static int s3c24xx_serial_remove(struct platform_device *dev) { - struct uart_port *port = s3c24xx_dev_to_port(_dev); + struct uart_port *port = s3c24xx_dev_to_port(&dev->dev); if (port) uart_remove_one_port(&s3c24xx_uart_drv, port); @@ -1134,23 +1118,22 @@ static int s3c24xx_serial_remove(struct device *_dev) #ifdef CONFIG_PM -static int s3c24xx_serial_suspend(struct device *dev, pm_message_t state, - u32 level) +static int s3c24xx_serial_suspend(struct platform_device *dev, pm_message_t state) { - struct uart_port *port = s3c24xx_dev_to_port(dev); + struct uart_port *port = s3c24xx_dev_to_port(&dev->dev); - if (port && level == SUSPEND_DISABLE) + if (port) uart_suspend_port(&s3c24xx_uart_drv, port); return 0; } -static int s3c24xx_serial_resume(struct device *dev, u32 level) +static int s3c24xx_serial_resume(struct platform_device *dev) { - struct uart_port *port = s3c24xx_dev_to_port(dev); + struct uart_port *port = s3c24xx_dev_to_port(&dev->dev); struct s3c24xx_uart_port *ourport = to_ourport(port); - if (port && level == RESUME_ENABLE) { + if (port) { clk_enable(ourport->clk); s3c24xx_serial_resetport(port, s3c24xx_port_to_cfg(port)); clk_disable(ourport->clk); @@ -1166,11 +1149,11 @@ static int s3c24xx_serial_resume(struct device *dev, u32 level) #define s3c24xx_serial_resume NULL #endif -static int s3c24xx_serial_init(struct device_driver *drv, +static int s3c24xx_serial_init(struct platform_driver *drv, struct s3c24xx_uart_info *info) { dbg("s3c24xx_serial_init(%p,%p)\n", drv, info); - return driver_register(drv); + return platform_driver_register(drv); } @@ -1229,19 +1212,20 @@ static struct s3c24xx_uart_info s3c2400_uart_inf = { .reset_port = s3c2400_serial_resetport, }; -static int s3c2400_serial_probe(struct device *dev) +static int s3c2400_serial_probe(struct platform_device *dev) { return s3c24xx_serial_probe(dev, &s3c2400_uart_inf); } -static struct device_driver s3c2400_serial_drv = { - .name = "s3c2400-uart", - .owner = THIS_MODULE, - .bus = &platform_bus_type, +static struct platform_driver s3c2400_serial_drv = { .probe = s3c2400_serial_probe, .remove = s3c24xx_serial_remove, .suspend = s3c24xx_serial_suspend, .resume = s3c24xx_serial_resume, + .driver = { + .name = "s3c2400-uart", + .owner = THIS_MODULE, + }, }; static inline int s3c2400_serial_init(void) @@ -1251,7 +1235,7 @@ static inline int s3c2400_serial_init(void) static inline void s3c2400_serial_exit(void) { - driver_unregister(&s3c2400_serial_drv); + platform_driver_unregister(&s3c2400_serial_drv); } #define s3c2400_uart_inf_at &s3c2400_uart_inf @@ -1333,19 +1317,20 @@ static struct s3c24xx_uart_info s3c2410_uart_inf = { /* device management */ -static int s3c2410_serial_probe(struct device *dev) +static int s3c2410_serial_probe(struct platform_device *dev) { return s3c24xx_serial_probe(dev, &s3c2410_uart_inf); } -static struct device_driver s3c2410_serial_drv = { - .name = "s3c2410-uart", - .owner = THIS_MODULE, - .bus = &platform_bus_type, +static struct platform_driver s3c2410_serial_drv = { .probe = s3c2410_serial_probe, .remove = s3c24xx_serial_remove, .suspend = s3c24xx_serial_suspend, .resume = s3c24xx_serial_resume, + .driver = { + .name = "s3c2410-uart", + .owner = THIS_MODULE, + }, }; static inline int s3c2410_serial_init(void) @@ -1355,7 +1340,7 @@ static inline int s3c2410_serial_init(void) static inline void s3c2410_serial_exit(void) { - driver_unregister(&s3c2410_serial_drv); + platform_driver_unregister(&s3c2410_serial_drv); } #define s3c2410_uart_inf_at &s3c2410_uart_inf @@ -1494,20 +1479,21 @@ static struct s3c24xx_uart_info s3c2440_uart_inf = { /* device management */ -static int s3c2440_serial_probe(struct device *dev) +static int s3c2440_serial_probe(struct platform_device *dev) { dbg("s3c2440_serial_probe: dev=%p\n", dev); return s3c24xx_serial_probe(dev, &s3c2440_uart_inf); } -static struct device_driver s3c2440_serial_drv = { - .name = "s3c2440-uart", - .owner = THIS_MODULE, - .bus = &platform_bus_type, +static struct platform_driver s3c2440_serial_drv = { .probe = s3c2440_serial_probe, .remove = s3c24xx_serial_remove, .suspend = s3c24xx_serial_suspend, .resume = s3c24xx_serial_resume, + .driver = { + .name = "s3c2440-uart", + .owner = THIS_MODULE, + }, }; @@ -1518,7 +1504,7 @@ static inline int s3c2440_serial_init(void) static inline void s3c2440_serial_exit(void) { - driver_unregister(&s3c2440_serial_drv); + platform_driver_unregister(&s3c2440_serial_drv); } #define s3c2440_uart_inf_at &s3c2440_uart_inf