diff options
Diffstat (limited to 'arch/sparc64')
| -rw-r--r-- | arch/sparc64/Kconfig | 1 | ||||
| -rw-r--r-- | arch/sparc64/kernel/time.c | 83 |
2 files changed, 9 insertions, 75 deletions
diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig index a4ec899faa42..16149ce8a416 100644 --- a/arch/sparc64/Kconfig +++ b/arch/sparc64/Kconfig @@ -23,6 +23,7 @@ config SPARC64 select RTC_DRV_M48T59 select RTC_DRV_CMOS select RTC_DRV_BQ4802 + select RTC_DRV_SUN4V config GENERIC_TIME bool diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c index 5e199a0e4378..15d16dbca1db 100644 --- a/arch/sparc64/kernel/time.c +++ b/arch/sparc64/kernel/time.c @@ -424,48 +424,6 @@ static int starfire_set_time(u32 val) return 0; } -static u32 hypervisor_get_time(void) -{ - unsigned long ret, time; - int retries = 10000; - -retry: - ret = sun4v_tod_get(&time); - if (ret == HV_EOK) - return time; - if (ret == HV_EWOULDBLOCK) { - if (--retries > 0) { - udelay(100); - goto retry; - } - printk(KERN_WARNING "SUN4V: tod_get() timed out.\n"); - return 0; - } - printk(KERN_WARNING "SUN4V: tod_get() not supported.\n"); - return 0; -} - -static int hypervisor_set_time(u32 secs) -{ - unsigned long ret; - int retries = 10000; - -retry: - ret = sun4v_tod_set(secs); - if (ret == HV_EOK) - return 0; - if (ret == HV_EWOULDBLOCK) { - if (--retries > 0) { - udelay(100); - goto retry; - } - printk(KERN_WARNING "SUN4V: tod_set() timed out.\n"); - return -EAGAIN; - } - printk(KERN_WARNING "SUN4V: tod_set() not supported.\n"); - return -EOPNOTSUPP; -} - unsigned long cmos_regs; EXPORT_SYMBOL(cmos_regs); @@ -644,6 +602,11 @@ static struct of_platform_driver mostek_driver = { }, }; +static struct platform_device rtc_sun4v_device = { + .name = "rtc-sun4v", + .id = -1, +}; + static int __init clock_init(void) { if (this_is_starfire) { @@ -653,13 +616,8 @@ static int __init clock_init(void) -xtime.tv_sec, -xtime.tv_nsec); return 0; } - if (tlb_type == hypervisor) { - xtime.tv_sec = hypervisor_get_time(); - xtime.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ); - set_normalized_timespec(&wall_to_monotonic, - -xtime.tv_sec, -xtime.tv_nsec); - return 0; - } + if (tlb_type == hypervisor) + return platform_device_register(&rtc_sun4v_device); (void) of_register_driver(&rtc_driver, &of_platform_bus_type); (void) of_register_driver(&mostek_driver, &of_platform_bus_type); @@ -1037,24 +995,6 @@ static int starfire_set_rtc_time(struct rtc_time *time) return starfire_set_time(seconds); } -static void hypervisor_get_rtc_time(struct rtc_time *time) -{ - u32 seconds = hypervisor_get_time(); - - to_tm(seconds, time); - time->tm_year -= 1900; - time->tm_mon -= 1; -} - -static int hypervisor_set_rtc_time(struct rtc_time *time) -{ - u32 seconds = mktime(time->tm_year + 1900, time->tm_mon + 1, - time->tm_mday, time->tm_hour, - time->tm_min, time->tm_sec); - - return hypervisor_set_time(seconds); -} - struct mini_rtc_ops { void (*get_rtc_time)(struct rtc_time *); int (*set_rtc_time)(struct rtc_time *); @@ -1065,11 +1005,6 @@ static struct mini_rtc_ops starfire_rtc_ops = { .set_rtc_time = starfire_set_rtc_time, }; -static struct mini_rtc_ops hypervisor_rtc_ops = { - .get_rtc_time = hypervisor_get_rtc_time, - .set_rtc_time = hypervisor_set_rtc_time, -}; - static struct mini_rtc_ops *mini_rtc_ops; static inline void mini_get_rtc_time(struct rtc_time *time) @@ -1192,9 +1127,7 @@ static int __init rtc_mini_init(void) { int retval; - if (tlb_type == hypervisor) - mini_rtc_ops = &hypervisor_rtc_ops; - else if (this_is_starfire) + if (this_is_starfire) mini_rtc_ops = &starfire_rtc_ops; else return -ENODEV; |