diff options
| author | dann frazier <dannf@hp.com> | 2009-03-31 15:24:50 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-01 08:59:24 -0700 |
| commit | 05439f1f89aebbdb791c49e980f0f31652e4055b (patch) | |
| tree | b5febd4d45e55e14ccd804f875d2373c36452b99 /drivers/rtc/rtc-parisc.c | |
| parent | 93d456d9802a40859ecc3d67be8c759b03aa487d (diff) | |
rtc-parisc: remove redundant locking
The RTC subsystem proides ops locking, no need to implement our own
Signed-off-by: dann frazier <dannf@hp.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Kyle McMartin <kyle@mcmartin.ca>
Cc: Grant Grundler <grundler@parisc-linux.org>
Cc: Matthew Wilcox <matthew@wil.cx>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-parisc.c')
| -rw-r--r-- | drivers/rtc/rtc-parisc.c | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/drivers/rtc/rtc-parisc.c b/drivers/rtc/rtc-parisc.c index 319bb5d445e..cb087ad407f 100644 --- a/drivers/rtc/rtc-parisc.c +++ b/drivers/rtc/rtc-parisc.c @@ -14,17 +14,13 @@ /* as simple as can be, and no simpler. */ struct parisc_rtc { struct rtc_device *rtc; - spinlock_t lock; }; static int parisc_get_time(struct device *dev, struct rtc_time *tm) { - struct parisc_rtc *p = dev_get_drvdata(dev); - unsigned long flags, ret; + unsigned long ret; - spin_lock_irqsave(&p->lock, flags); ret = get_rtc_time(tm); - spin_unlock_irqrestore(&p->lock, flags); if (ret & RTC_BATT_BAD) return -EOPNOTSUPP; @@ -34,13 +30,9 @@ static int parisc_get_time(struct device *dev, struct rtc_time *tm) static int parisc_set_time(struct device *dev, struct rtc_time *tm) { - struct parisc_rtc *p = dev_get_drvdata(dev); - unsigned long flags; int ret; - spin_lock_irqsave(&p->lock, flags); ret = set_rtc_time(tm); - spin_unlock_irqrestore(&p->lock, flags); if (ret < 0) return -EOPNOTSUPP; @@ -61,8 +53,6 @@ static int __devinit parisc_rtc_probe(struct platform_device *dev) if (!p) return -ENOMEM; - spin_lock_init(&p->lock); - p->rtc = rtc_device_register("rtc-parisc", &dev->dev, &parisc_rtc_ops, THIS_MODULE); if (IS_ERR(p->rtc)) { |