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authorPaul Mundt <lethal@linux-sh.org>2010-07-05 02:46:08 -0400
committerPaul Mundt <lethal@linux-sh.org>2010-07-05 02:46:08 -0400
commit285eba57db7bd7d7c3c5929fb8621fdcaaea1b00 (patch)
treea9e7f0563cef296b24c53b20dbb388ec5c210172 /arch/cris/arch-v10/drivers/ds1302.c
parent1c14e6cecb1811543b1016f27e5d308fbea8c08a (diff)
parent815c4163b6c8ebf8152f42b0a5fd015cfdcedc78 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: include/linux/serial_sci.h Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/cris/arch-v10/drivers/ds1302.c')
-rw-r--r--arch/cris/arch-v10/drivers/ds1302.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/arch/cris/arch-v10/drivers/ds1302.c b/arch/cris/arch-v10/drivers/ds1302.c
index 77630df94343..884275629ef7 100644
--- a/arch/cris/arch-v10/drivers/ds1302.c
+++ b/arch/cris/arch-v10/drivers/ds1302.c
@@ -19,6 +19,7 @@
19#include <linux/module.h> 19#include <linux/module.h>
20#include <linux/miscdevice.h> 20#include <linux/miscdevice.h>
21#include <linux/delay.h> 21#include <linux/delay.h>
22#include <linux/smp_lock.h>
22#include <linux/bcd.h> 23#include <linux/bcd.h>
23#include <linux/capability.h> 24#include <linux/capability.h>
24 25
@@ -238,9 +239,7 @@ static unsigned char days_in_mo[] =
238 239
239/* ioctl that supports RTC_RD_TIME and RTC_SET_TIME (read and set time/date). */ 240/* ioctl that supports RTC_RD_TIME and RTC_SET_TIME (read and set time/date). */
240 241
241static int 242static int rtc_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
242rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
243 unsigned long arg)
244{ 243{
245 unsigned long flags; 244 unsigned long flags;
246 245
@@ -354,6 +353,17 @@ rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
354 } 353 }
355} 354}
356 355
356static long rtc_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
357{
358 int ret;
359
360 lock_kernel();
361 ret = rtc_ioctl(file, cmd, arg);
362 unlock_kernel();
363
364 return ret;
365}
366
357static void 367static void
358print_rtc_status(void) 368print_rtc_status(void)
359{ 369{
@@ -375,8 +385,8 @@ print_rtc_status(void)
375/* The various file operations we support. */ 385/* The various file operations we support. */
376 386
377static const struct file_operations rtc_fops = { 387static const struct file_operations rtc_fops = {
378 .owner = THIS_MODULE, 388 .owner = THIS_MODULE,
379 .ioctl = rtc_ioctl, 389 .unlocked_ioctl = rtc_unlocked_ioctl,
380}; 390};
381 391
382/* Probe for the chip by writing something to its RAM and try reading it back. */ 392/* Probe for the chip by writing something to its RAM and try reading it back. */