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authorMike Frysinger <vapier.adi@gmail.com>2008-08-05 22:01:21 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-05 23:33:48 +0200
commite12af37d9ee09c2ac6da26a51c77754dec09fed4 (patch)
tree35d8f3ebc3f0ad8d24a5002e04d21c0ddff62fd0 /drivers/rtc/rtc-bfin.c
parentblackfin RTC driver: wait for the write complete interrupt complete before sl... (diff)
downloadlinux-e12af37d9ee09c2ac6da26a51c77754dec09fed4.tar.xz
linux-e12af37d9ee09c2ac6da26a51c77754dec09fed4.zip
blackfin RTC driver: convert PIE handling to irq_set_state() as pointed out by David Brownell
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org> Cc: David Brownell <david-b@pacbell.net> Cc: Alessandro Zummo <a.zummo@towertech.it> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-bfin.c')
-rw-r--r--drivers/rtc/rtc-bfin.c28
1 files changed, 18 insertions, 10 deletions
diff --git a/drivers/rtc/rtc-bfin.c b/drivers/rtc/rtc-bfin.c
index e6b0470063e8..ceebce7e0a0f 100644
--- a/drivers/rtc/rtc-bfin.c
+++ b/drivers/rtc/rtc-bfin.c
@@ -264,16 +264,6 @@ static int bfin_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long ar
bfin_rtc_sync_pending(dev);
switch (cmd) {
- case RTC_PIE_ON:
- dev_dbg_stamp(dev);
- bfin_rtc_int_set(RTC_ISTAT_STOPWATCH);
- bfin_write_RTC_SWCNT(rtc->rtc_dev->irq_freq);
- break;
- case RTC_PIE_OFF:
- dev_dbg_stamp(dev);
- bfin_rtc_int_clear(~RTC_ISTAT_STOPWATCH);
- break;
-
case RTC_UIE_ON:
dev_dbg_stamp(dev);
bfin_rtc_int_set(RTC_ISTAT_SEC);
@@ -381,6 +371,23 @@ static int bfin_rtc_proc(struct device *dev, struct seq_file *seq)
#undef yesno
}
+static int bfin_irq_set_state(struct device *dev, int enabled)
+{
+ struct bfin_rtc *rtc = dev_get_drvdata(dev);
+
+ dev_dbg_stamp(dev);
+
+ bfin_rtc_sync_pending(dev);
+
+ if (enabled) {
+ bfin_rtc_int_set(RTC_ISTAT_STOPWATCH);
+ bfin_write_RTC_SWCNT(rtc->rtc_dev->irq_freq);
+ } else
+ bfin_rtc_int_clear(~RTC_ISTAT_STOPWATCH);
+
+ return 0;
+}
+
static struct rtc_class_ops bfin_rtc_ops = {
.open = bfin_rtc_open,
.release = bfin_rtc_release,
@@ -390,6 +397,7 @@ static struct rtc_class_ops bfin_rtc_ops = {
.read_alarm = bfin_rtc_read_alarm,
.set_alarm = bfin_rtc_set_alarm,
.proc = bfin_rtc_proc,
+ .irq_set_state = bfin_irq_set_state,
};
static int __devinit bfin_rtc_probe(struct platform_device *pdev)