diff options
| author | John Stultz <john.stultz@linaro.org> | 2011-02-03 23:02:07 +0300 |
|---|---|---|
| committer | John Stultz <john.stultz@linaro.org> | 2011-03-09 22:23:35 +0300 |
| commit | 696160fec162601d06940862b5b3aa4460344c1b (patch) | |
| tree | 63c5d1d87f140b6a989256727b62071dd19d894b /drivers/rtc/rtc-cmos.c | |
| parent | 80d4bb515b78f38738f3378fd1be6039063ab040 (diff) | |
| download | linux-696160fec162601d06940862b5b3aa4460344c1b.tar.xz | |
RTC: Cleanup rtc_class_ops->irq_set_freq()
With the generic rtc code now emulating PIE mode irqs via an
hrtimer, no one calls the rtc_class_ops->irq_set_freq call.
This patch removes the hook and deletes the driver functions
if no one else calls them.
CC: Thomas Gleixner <tglx@linutronix.de>
CC: Alessandro Zummo <a.zummo@towertech.it>
CC: Marcelo Roberto Jimenez <mroberto@cpti.cetuc.puc-rio.br>
CC: rtc-linux@googlegroups.com
Signed-off-by: John Stultz <john.stultz@linaro.org>
Diffstat (limited to 'drivers/rtc/rtc-cmos.c')
| -rw-r--r-- | drivers/rtc/rtc-cmos.c | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index de632e793d46..bdb1f8e2042a 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -375,31 +375,6 @@ static int cmos_set_alarm(struct device *dev, struct rtc_wkalrm *t) return 0; } -static int cmos_irq_set_freq(struct device *dev, int freq) -{ - struct cmos_rtc *cmos = dev_get_drvdata(dev); - int f; - unsigned long flags; - - if (!is_valid_irq(cmos->irq)) - return -ENXIO; - - if (!is_power_of_2(freq)) - return -EINVAL; - /* 0 = no irqs; 1 = 2^15 Hz ... 15 = 2^0 Hz */ - f = ffs(freq); - if (f-- > 16) - return -EINVAL; - f = 16 - f; - - spin_lock_irqsave(&rtc_lock, flags); - hpet_set_periodic_freq(freq); - CMOS_WRITE(RTC_REF_CLCK_32KHZ | f, RTC_FREQ_SELECT); - spin_unlock_irqrestore(&rtc_lock, flags); - - return 0; -} - static int cmos_alarm_irq_enable(struct device *dev, unsigned int enabled) { struct cmos_rtc *cmos = dev_get_drvdata(dev); @@ -482,7 +457,6 @@ static const struct rtc_class_ops cmos_rtc_ops = { .read_alarm = cmos_read_alarm, .set_alarm = cmos_set_alarm, .proc = cmos_procfs, - .irq_set_freq = cmos_irq_set_freq, .alarm_irq_enable = cmos_alarm_irq_enable, .update_irq_enable = cmos_update_irq_enable, }; |