diff options
Diffstat (limited to 'drivers/serial/68328serial.c')
-rw-r--r-- | drivers/serial/68328serial.c | 71 |
1 files changed, 6 insertions, 65 deletions
diff --git a/drivers/serial/68328serial.c b/drivers/serial/68328serial.c index cad426c9711..aad4012bbb3 100644 --- a/drivers/serial/68328serial.c +++ b/drivers/serial/68328serial.c @@ -33,7 +33,6 @@ #include <linux/keyboard.h> #include <linux/init.h> #include <linux/pm.h> -#include <linux/pm_legacy.h> #include <linux/bitops.h> #include <linux/delay.h> @@ -401,9 +400,9 @@ irqreturn_t rs_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static void do_softint(void *private) +static void do_softint(struct work_struct *work) { - struct m68k_serial *info = (struct m68k_serial *) private; + struct m68k_serial *info = container_of(work, struct m68k_serial, tqueue); struct tty_struct *tty; tty = info->tty; @@ -425,9 +424,9 @@ static void do_softint(void *private) * do_serial_hangup() -> tty->hangup() -> rs_hangup() * */ -static void do_serial_hangup(void *private) +static void do_serial_hangup(struct work_struct *work) { - struct m68k_serial *info = (struct m68k_serial *) private; + struct m68k_serial *info = container_of(work, struct m68k_serial, tqueue_hangup); struct tty_struct *tty; tty = info->tty; @@ -1324,59 +1323,6 @@ static void show_serial_version(void) printk("MC68328 serial driver version 1.00\n"); } -#ifdef CONFIG_PM_LEGACY -/* Serial Power management - * The console (currently fixed at line 0) is a special case for power - * management because the kernel is so chatty. The console will be - * explicitly disabled my our power manager as the last minute, so we won't - * mess with it here. - */ -static struct pm_dev *serial_pm[NR_PORTS]; - -static int serial_pm_callback(struct pm_dev *dev, pm_request_t request, void *data) -{ - struct m68k_serial *info = (struct m68k_serial *)dev->data; - - if(info == NULL) - return -1; - - /* special case for line 0 - pm restores it */ - if(info->line == 0) - return 0; - - switch (request) { - case PM_SUSPEND: - shutdown(info); - break; - - case PM_RESUME: - startup(info); - break; - } - return 0; -} - -void shutdown_console(void) -{ - struct m68k_serial *info = &m68k_soft[0]; - - /* HACK: wait a bit for any pending printk's to be dumped */ - { - int i = 10000; - while(i--); - } - - shutdown(info); -} - -void startup_console(void) -{ - struct m68k_serial *info = &m68k_soft[0]; - startup(info); -} -#endif /* CONFIG_PM_LEGACY */ - - static const struct tty_operations rs_ops = { .open = rs_open, .close = rs_close, @@ -1444,8 +1390,8 @@ rs68328_init(void) info->event = 0; info->count = 0; info->blocked_open = 0; - INIT_WORK(&info->tqueue, do_softint, info); - INIT_WORK(&info->tqueue_hangup, do_serial_hangup, info); + INIT_WORK(&info->tqueue, do_softint); + INIT_WORK(&info->tqueue_hangup, do_serial_hangup); init_waitqueue_head(&info->open_wait); init_waitqueue_head(&info->close_wait); info->line = i; @@ -1467,11 +1413,6 @@ rs68328_init(void) IRQ_FLG_STD, "M68328_UART", NULL)) panic("Unable to attach 68328 serial interrupt\n"); -#ifdef CONFIG_PM_LEGACY - serial_pm[i] = pm_register(PM_SYS_DEV, PM_SYS_COM, serial_pm_callback); - if (serial_pm[i]) - serial_pm[i]->data = info; -#endif } local_irq_restore(flags); return 0; |