#define RTC_FREQUENCY 32768
#define MAX_PERIODIC_RATE 6553
-#define MAX_USER_PERIODIC_RATE 64
static void __iomem *rtc1_base;
static void __iomem *rtc2_base;
static unsigned long epoch = 1970; /* Jan 1 1970 00:00:00 */
-static spinlock_t rtc_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(rtc_lock);
static char rtc_name[] = "RTC";
static unsigned long periodic_frequency;
static unsigned long periodic_count;
if (arg > MAX_PERIODIC_RATE)
return -EINVAL;
- if (arg > MAX_USER_PERIODIC_RATE && capable(CAP_SYS_RESOURCE) == 0)
- return -EACCES;
-
periodic_frequency = arg;
count = RTC_FREQUENCY;
/* Doesn't support before 1900 */
if (arg < 1900)
return -EINVAL;
-
- if (capable(CAP_SYS_TIME) == 0)
- return -EACCES;
-
epoch = arg;
break;
default:
- return -EINVAL;
+ return -ENOIOCTLCMD;
}
return 0;