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authorJohn Stultz <john.stultz@linaro.org>2011-02-03 12:02:07 -0800
committerJohn Stultz <john.stultz@linaro.org>2011-03-09 11:23:35 -0800
commit696160fec162601d06940862b5b3aa4460344c1b (patch)
tree63c5d1d87f140b6a989256727b62071dd19d894b /drivers/rtc/rtc-vr41xx.c
parent80d4bb515b78f38738f3378fd1be6039063ab040 (diff)
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-vr41xx.c')
-rw-r--r--drivers/rtc/rtc-vr41xx.c21
1 files changed, 0 insertions, 21 deletions
diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c
index 86f14909f9d..c5698cda366 100644
--- a/drivers/rtc/rtc-vr41xx.c
+++ b/drivers/rtc/rtc-vr41xx.c
@@ -207,26 +207,6 @@ static int vr41xx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm)
return 0;
}
-static int vr41xx_rtc_irq_set_freq(struct device *dev, int freq)
-{
- u64 count;
-
- if (!is_power_of_2(freq))
- return -EINVAL;
- count = RTC_FREQUENCY;
- do_div(count, freq);
-
- spin_lock_irq(&rtc_lock);
-
- periodic_count = count;
- rtc1_write(RTCL1LREG, periodic_count);
- rtc1_write(RTCL1HREG, periodic_count >> 16);
-
- spin_unlock_irq(&rtc_lock);
-
- return 0;
-}
-
static int vr41xx_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
{
switch (cmd) {
@@ -298,7 +278,6 @@ static const struct rtc_class_ops vr41xx_rtc_ops = {
.set_time = vr41xx_rtc_set_time,
.read_alarm = vr41xx_rtc_read_alarm,
.set_alarm = vr41xx_rtc_set_alarm,
- .irq_set_freq = vr41xx_rtc_irq_set_freq,
};
static int __devinit rtc_probe(struct platform_device *pdev)