diff options
Diffstat (limited to 'drivers/char/rtc.c')
| -rw-r--r-- | drivers/char/rtc.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c index 95acb8c880f..35259961cc3 100644 --- a/drivers/char/rtc.c +++ b/drivers/char/rtc.c @@ -57,8 +57,8 @@ * Note that *all* calls to CMOS_READ and CMOS_WRITE are done with * interrupts disabled. Due to the index-port/data-port (0x70/0x71) * design of the RTC, we don't want two different things trying to - * get to it at once. (e.g. the periodic 11 min sync from time.c vs. - * this driver.) + * get to it at once. (e.g. the periodic 11 min sync from + * kernel/time/ntp.c vs. this driver.) */ #include <linux/interrupt.h> @@ -80,9 +80,9 @@ #include <linux/bcd.h> #include <linux/delay.h> #include <linux/uaccess.h> +#include <linux/ratelimit.h> #include <asm/current.h> -#include <asm/system.h> #ifdef CONFIG_X86 #include <asm/hpet.h> @@ -227,7 +227,7 @@ static inline unsigned char rtc_is_updating(void) #ifdef RTC_IRQ /* - * A very tiny interrupt handler. It runs with IRQF_DISABLED set, + * A very tiny interrupt handler. It runs with interrupts disabled, * but there is possibility of conflicting with the set_rtc_mmss() * call (the rtc irq and the timer irq can easily run at the same * time in two different CPUs). So we need to serialize @@ -280,7 +280,7 @@ static irqreturn_t rtc_interrupt(int irq, void *dev_id) /* * sysctl-tuning infrastructure. */ -static ctl_table rtc_table[] = { +static struct ctl_table rtc_table[] = { { .procname = "max-user-freq", .data = &rtc_max_user_freq, @@ -291,7 +291,7 @@ static ctl_table rtc_table[] = { { } }; -static ctl_table rtc_root[] = { +static struct ctl_table rtc_root[] = { { .procname = "rtc", .mode = 0555, @@ -300,7 +300,7 @@ static ctl_table rtc_root[] = { { } }; -static ctl_table dev_root[] = { +static struct ctl_table dev_root[] = { { .procname = "dev", .mode = 0555, @@ -411,7 +411,7 @@ static int rtc_do_ioctl(unsigned int cmd, unsigned long arg, int kernel) case RTC_IRQP_READ: case RTC_IRQP_SET: return -EINVAL; - }; + } } #endif @@ -961,7 +961,7 @@ static int __init rtc_init(void) #endif #ifdef CONFIG_SPARC32 struct device_node *ebus_dp; - struct of_device *op; + struct platform_device *op; #else void *r; #ifdef RTC_IRQ @@ -1040,8 +1040,7 @@ no_irq: rtc_int_handler_ptr = rtc_interrupt; } - if (request_irq(RTC_IRQ, rtc_int_handler_ptr, IRQF_DISABLED, - "rtc", NULL)) { + if (request_irq(RTC_IRQ, rtc_int_handler_ptr, 0, "rtc", NULL)) { /* Yeah right, seeing as irq 8 doesn't even hit the bus. */ rtc_has_irq = 0; printk(KERN_ERR "rtc: IRQ %d is not free.\n", RTC_IRQ); @@ -1195,10 +1194,8 @@ static void rtc_dropped_irq(unsigned long data) spin_unlock_irq(&rtc_lock); - if (printk_ratelimit()) { - printk(KERN_WARNING "rtc: lost some interrupts at %ldHz.\n", - freq); - } + printk_ratelimited(KERN_WARNING "rtc: lost some interrupts at %ldHz.\n", + freq); /* Now we have new data */ wake_up_interruptible(&rtc_wait); |