diff options
Diffstat (limited to 'drivers/rtc/rtc-sa1100.c')
| -rw-r--r-- | drivers/rtc/rtc-sa1100.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/rtc/rtc-sa1100.c b/drivers/rtc/rtc-sa1100.c index a997529f8926..ee4b61ee67b0 100644 --- a/drivers/rtc/rtc-sa1100.c +++ b/drivers/rtc/rtc-sa1100.c @@ -45,7 +45,7 @@ static unsigned long rtc_freq = 1024; static struct rtc_time rtc_alarm; -static spinlock_t sa1100_rtc_lock = SPIN_LOCK_UNLOCKED; +static DEFINE_SPINLOCK(sa1100_rtc_lock); static int rtc_update_alarm(struct rtc_time *alrm) { @@ -157,19 +157,19 @@ static int sa1100_rtc_open(struct device *dev) { int ret; - ret = request_irq(IRQ_RTC1Hz, sa1100_rtc_interrupt, SA_INTERRUPT, + ret = request_irq(IRQ_RTC1Hz, sa1100_rtc_interrupt, IRQF_DISABLED, "rtc 1Hz", dev); if (ret) { dev_err(dev, "IRQ %d already in use.\n", IRQ_RTC1Hz); goto fail_ui; } - ret = request_irq(IRQ_RTCAlrm, sa1100_rtc_interrupt, SA_INTERRUPT, + ret = request_irq(IRQ_RTCAlrm, sa1100_rtc_interrupt, IRQF_DISABLED, "rtc Alrm", dev); if (ret) { dev_err(dev, "IRQ %d already in use.\n", IRQ_RTCAlrm); goto fail_ai; } - ret = request_irq(IRQ_OST1, timer1_interrupt, SA_INTERRUPT, + ret = request_irq(IRQ_OST1, timer1_interrupt, IRQF_DISABLED, "rtc timer", dev); if (ret) { dev_err(dev, "IRQ %d already in use.\n", IRQ_OST1); @@ -229,8 +229,6 @@ static int sa1100_rtc_ioctl(struct device *dev, unsigned int cmd, spin_unlock_irq(&sa1100_rtc_lock); return 0; case RTC_PIE_ON: - if ((rtc_freq > 64) && !capable(CAP_SYS_RESOURCE)) - return -EACCES; spin_lock_irq(&sa1100_rtc_lock); OSMR1 = TIMER_FREQ/rtc_freq + OSCR; OIER |= OIER_E1; @@ -242,8 +240,6 @@ static int sa1100_rtc_ioctl(struct device *dev, unsigned int cmd, case RTC_IRQP_SET: if (arg < 1 || arg > TIMER_FREQ) return -EINVAL; - if ((arg > 64) && (!capable(CAP_SYS_RESOURCE))) - return -EACCES; rtc_freq = arg; return 0; } |