diff options
| author | Peter Ujfalusi <peter.ujfalusi@ti.com> | 2012-11-13 09:28:45 +0100 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2012-11-21 16:08:00 +0100 |
| commit | 14591d888e35c12b15eccf54e490c7769eb6d6d2 (patch) | |
| tree | 16631920135867d55fbdace5073cd89b61446c72 /drivers/rtc | |
| parent | mfd: twl-core: Convert to use regmap for I/O (diff) | |
| download | linux-14591d888e35c12b15eccf54e490c7769eb6d6d2.tar.xz linux-14591d888e35c12b15eccf54e490c7769eb6d6d2.zip | |
mfd/rtc/gpio: twl: No need to allocate bigger buffer for write
Since the twl-core has been converted to use regmap it is no longer needed
to allocate bigger buffer for data when writing to twl.
CC: Grant Likely <grant.likely@secretlab.ca>
CC: Alessandro Zummo <a.zummo@towertech.it>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/rtc')
| -rw-r--r-- | drivers/rtc/rtc-twl.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/drivers/rtc/rtc-twl.c b/drivers/rtc/rtc-twl.c index 9277d945bf48..8b7464c8b5cf 100644 --- a/drivers/rtc/rtc-twl.c +++ b/drivers/rtc/rtc-twl.c @@ -233,7 +233,7 @@ static int twl_rtc_alarm_irq_enable(struct device *dev, unsigned enabled) */ static int twl_rtc_read_time(struct device *dev, struct rtc_time *tm) { - unsigned char rtc_data[ALL_TIME_REGS + 1]; + unsigned char rtc_data[ALL_TIME_REGS]; int ret; u8 save_control; u8 rtc_control; @@ -300,15 +300,15 @@ static int twl_rtc_read_time(struct device *dev, struct rtc_time *tm) static int twl_rtc_set_time(struct device *dev, struct rtc_time *tm) { unsigned char save_control; - unsigned char rtc_data[ALL_TIME_REGS + 1]; + unsigned char rtc_data[ALL_TIME_REGS]; int ret; - rtc_data[1] = bin2bcd(tm->tm_sec); - rtc_data[2] = bin2bcd(tm->tm_min); - rtc_data[3] = bin2bcd(tm->tm_hour); - rtc_data[4] = bin2bcd(tm->tm_mday); - rtc_data[5] = bin2bcd(tm->tm_mon + 1); - rtc_data[6] = bin2bcd(tm->tm_year - 100); + rtc_data[0] = bin2bcd(tm->tm_sec); + rtc_data[1] = bin2bcd(tm->tm_min); + rtc_data[2] = bin2bcd(tm->tm_hour); + rtc_data[3] = bin2bcd(tm->tm_mday); + rtc_data[4] = bin2bcd(tm->tm_mon + 1); + rtc_data[5] = bin2bcd(tm->tm_year - 100); /* Stop RTC while updating the TC registers */ ret = twl_rtc_read_u8(&save_control, REG_RTC_CTRL_REG); @@ -341,7 +341,7 @@ out: */ static int twl_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alm) { - unsigned char rtc_data[ALL_TIME_REGS + 1]; + unsigned char rtc_data[ALL_TIME_REGS]; int ret; ret = twl_i2c_read(TWL_MODULE_RTC, rtc_data, @@ -368,19 +368,19 @@ static int twl_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alm) static int twl_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm) { - unsigned char alarm_data[ALL_TIME_REGS + 1]; + unsigned char alarm_data[ALL_TIME_REGS]; int ret; ret = twl_rtc_alarm_irq_enable(dev, 0); if (ret) goto out; - alarm_data[1] = bin2bcd(alm->time.tm_sec); - alarm_data[2] = bin2bcd(alm->time.tm_min); - alarm_data[3] = bin2bcd(alm->time.tm_hour); - alarm_data[4] = bin2bcd(alm->time.tm_mday); - alarm_data[5] = bin2bcd(alm->time.tm_mon + 1); - alarm_data[6] = bin2bcd(alm->time.tm_year - 100); + alarm_data[0] = bin2bcd(alm->time.tm_sec); + alarm_data[1] = bin2bcd(alm->time.tm_min); + alarm_data[2] = bin2bcd(alm->time.tm_hour); + alarm_data[3] = bin2bcd(alm->time.tm_mday); + alarm_data[4] = bin2bcd(alm->time.tm_mon + 1); + alarm_data[5] = bin2bcd(alm->time.tm_year - 100); /* update all the alarm registers in one shot */ ret = twl_i2c_write(TWL_MODULE_RTC, alarm_data, |