Use %ptR instead of open coded variant to print content of
struct rtc_time in human readable format.
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/char/Kconfig | 1 +
drivers/char/rtc.c | 7 +++----
drivers/rtc/Kconfig | 1 +
drivers/rtc/hctosys.c | 8 ++------
drivers/rtc/interface.c | 8 ++------
drivers/rtc/rtc-proc.c | 36 +++++-------------------------------
drivers/rtc/rtc-sysfs.c | 12 ++++--------
7 files changed, 18 insertions(+), 55 deletions(-)
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index c28dca0c613d..c96e00ebeae9 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -297,6 +297,7 @@ if RTC_LIB=n
config RTC
tristate "Enhanced Real Time Clock Support (legacy PC RTC driver)"
depends on ALPHA || (MIPS && MACH_LOONGSON64)
+ select PRINTK_PEXT_TIMEDATE
---help---
If you say Y here and create a character special file /dev/rtc with
major number 10 and minor number 135 using mknod ("man mknod"), you
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index 57dc546628b5..379023328a6f 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -1148,11 +1148,10 @@ static int rtc_proc_show(struct seq_file *seq, void *v)
* time or for Universal Standard Time (GMT). Probably local though.
*/
seq_printf(seq,
- "rtc_time\t: %02d:%02d:%02d\n"
- "rtc_date\t: %04d-%02d-%02d\n"
+ "rtc_time\t: %ptRt\n"
+ "rtc_date\t: %ptRd\n"
"rtc_epoch\t: %04lu\n",
- tm.tm_hour, tm.tm_min, tm.tm_sec,
- tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, epoch);
+ &tm, &tm, epoch);
get_rtc_alm_time(&tm);
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index f6d7e490e714..da9e49e7c30e 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -4,6 +4,7 @@
config RTC_LIB
bool
+ select PRINTK_PEXT_TIMEDATE
config RTC_MC146818_LIB
bool
diff --git a/drivers/rtc/hctosys.c b/drivers/rtc/hctosys.c
index e1cfa06810ef..9989109781b8 100644
--- a/drivers/rtc/hctosys.c
+++ b/drivers/rtc/hctosys.c
@@ -51,12 +51,8 @@ static int __init rtc_hctosys(void)
err = do_settimeofday64(&tv64);
- dev_info(rtc->dev.parent,
- "setting system clock to "
- "%d-%02d-%02d %02d:%02d:%02d UTC (%lld)\n",
- tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
- tm.tm_hour, tm.tm_min, tm.tm_sec,
- (long long) tv64.tv_sec);
+ dev_info(rtc->dev.parent, "setting system clock to %ptR UTC (%lld)\n",
+ &tm, (long long)tv64.tv_sec);
err_read:
rtc_class_close(rtc);
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 7e253be19ba7..ea4afe3893f2 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -297,12 +297,8 @@ int __rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
err = rtc_valid_tm(&alarm->time);
done:
- if (err) {
- dev_warn(&rtc->dev, "invalid alarm value: %d-%d-%d %d:%d:%d\n",
- alarm->time.tm_year + 1900, alarm->time.tm_mon + 1,
- alarm->time.tm_mday, alarm->time.tm_hour, alarm->time.tm_min,
- alarm->time.tm_sec);
- }
+ if (err)
+ dev_warn(&rtc->dev, "invalid alarm value: %ptR\n", &alarm->time);
return err;
}
diff --git a/drivers/rtc/rtc-proc.c b/drivers/rtc/rtc-proc.c
index 31e7e23cc5be..2aed9a0042d8 100644
--- a/drivers/rtc/rtc-proc.c
+++ b/drivers/rtc/rtc-proc.c
@@ -50,41 +50,15 @@ static int rtc_proc_show(struct seq_file *seq, void *offset)
err = rtc_read_time(rtc, &tm);
if (err == 0) {
seq_printf(seq,
- "rtc_time\t: %02d:%02d:%02d\n"
- "rtc_date\t: %04d-%02d-%02d\n",
- tm.tm_hour, tm.tm_min, tm.tm_sec,
- tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
+ "rtc_time\t: %ptRt\n"
+ "rtc_date\t: %ptRd\n",
+ &tm, &tm);
}
err = rtc_read_alarm(rtc, &alrm);
if (err == 0) {
- seq_printf(seq, "alrm_time\t: ");
- if ((unsigned int)alrm.time.tm_hour <= 24)
- seq_printf(seq, "%02d:", alrm.time.tm_hour);
- else
- seq_printf(seq, "**:");
- if ((unsigned int)alrm.time.tm_min <= 59)
- seq_printf(seq, "%02d:", alrm.time.tm_min);
- else
- seq_printf(seq, "**:");
- if ((unsigned int)alrm.time.tm_sec <= 59)
- seq_printf(seq, "%02d\n", alrm.time.tm_sec);
- else
- seq_printf(seq, "**\n");
-
- seq_printf(seq, "alrm_date\t: ");
- if ((unsigned int)alrm.time.tm_year <= 200)
- seq_printf(seq, "%04d-", alrm.time.tm_year + 1900);
- else
- seq_printf(seq, "****-");
- if ((unsigned int)alrm.time.tm_mon <= 11)
- seq_printf(seq, "%02d-", alrm.time.tm_mon + 1);
- else
- seq_printf(seq, "**-");
- if (alrm.time.tm_mday && (unsigned int)alrm.time.tm_mday <= 31)
- seq_printf(seq, "%02d\n", alrm.time.tm_mday);
- else
- seq_printf(seq, "**\n");
+ seq_printf(seq, "alrm_time\t: %ptRtv\n", &alrm.time);
+ seq_printf(seq, "alrm_date\t: %ptRdv\n", &alrm.time);
seq_printf(seq, "alarm_IRQ\t: %s\n",
alrm.enabled ? "yes" : "no");
seq_printf(seq, "alrm_pending\t: %s\n",
diff --git a/drivers/rtc/rtc-sysfs.c b/drivers/rtc/rtc-sysfs.c
index 92ff2edb86a6..0b96926a98e4 100644
--- a/drivers/rtc/rtc-sysfs.c
+++ b/drivers/rtc/rtc-sysfs.c
@@ -39,10 +39,8 @@ date_show(struct device *dev, struct device_attribute *attr, char *buf)
struct rtc_time tm;
retval = rtc_read_time(to_rtc_device(dev), &tm);
- if (retval == 0) {
- retval = sprintf(buf, "%04d-%02d-%02d\n",
- tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
- }
+ if (retval == 0)
+ retval = sprintf(buf, "%ptRd\n", &tm);
return retval;
}
@@ -55,10 +53,8 @@ time_show(struct device *dev, struct device_attribute *attr, char *buf)
struct rtc_time tm;
retval = rtc_read_time(to_rtc_device(dev), &tm);
- if (retval == 0) {
- retval = sprintf(buf, "%02d:%02d:%02d\n",
- tm.tm_hour, tm.tm_min, tm.tm_sec);
- }
+ if (retval == 0)
+ retval = sprintf(buf, "%ptRt\n", &tm);
return retval;
}
--
2.15.1
