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| author | Thomas Gleixner <tglx@linutronix.de> | 2011-02-23 09:21:41 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2011-02-23 09:21:41 +0100 |
| commit | 7acdbb3f35f4d08c0c4f7cfa306bc7006b6ba902 (patch) | |
| tree | c76aeb5996fa8f39b838e9cc41f40f854db01912 /drivers/rtc/rtc-ds1307.c | |
| parent | 695884fb8acd9857e0e7120ccb2150e30f4b8fef (diff) | |
| parent | f5412be599602124d2bdd49947b231dd77c0bf99 (diff) | |
| download | linux-7acdbb3f35f4d08c0c4f7cfa306bc7006b6ba902.tar.gz linux-7acdbb3f35f4d08c0c4f7cfa306bc7006b6ba902.tar.bz2 linux-7acdbb3f35f4d08c0c4f7cfa306bc7006b6ba902.zip | |
Merge branch 'linus' into x86/platform
Reason: Import mainline device tree changes on which further patches
depend on or conflict.
Trivial conflict in: drivers/spi/pxa2xx_spi_pci.c
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/rtc/rtc-ds1307.c')
| -rw-r--r-- | drivers/rtc/rtc-ds1307.c | 49 |
1 files changed, 13 insertions, 36 deletions
diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c index 0d559b6416dd..4724ba3acf1a 100644 --- a/drivers/rtc/rtc-ds1307.c +++ b/drivers/rtc/rtc-ds1307.c @@ -495,50 +495,27 @@ static int ds1337_set_alarm(struct device *dev, struct rtc_wkalrm *t) return 0; } -static int ds1307_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) +static int ds1307_alarm_irq_enable(struct device *dev, unsigned int enabled) { struct i2c_client *client = to_i2c_client(dev); struct ds1307 *ds1307 = i2c_get_clientdata(client); int ret; - switch (cmd) { - case RTC_AIE_OFF: - if (!test_bit(HAS_ALARM, &ds1307->flags)) - return -ENOTTY; - - ret = i2c_smbus_read_byte_data(client, DS1337_REG_CONTROL); - if (ret < 0) - return ret; - - ret &= ~DS1337_BIT_A1IE; - - ret = i2c_smbus_write_byte_data(client, - DS1337_REG_CONTROL, ret); - if (ret < 0) - return ret; - - break; - - case RTC_AIE_ON: - if (!test_bit(HAS_ALARM, &ds1307->flags)) - return -ENOTTY; + if (!test_bit(HAS_ALARM, &ds1307->flags)) + return -ENOTTY; - ret = i2c_smbus_read_byte_data(client, DS1337_REG_CONTROL); - if (ret < 0) - return ret; + ret = i2c_smbus_read_byte_data(client, DS1337_REG_CONTROL); + if (ret < 0) + return ret; + if (enabled) ret |= DS1337_BIT_A1IE; + else + ret &= ~DS1337_BIT_A1IE; - ret = i2c_smbus_write_byte_data(client, - DS1337_REG_CONTROL, ret); - if (ret < 0) - return ret; - - break; - - default: - return -ENOIOCTLCMD; - } + ret = i2c_smbus_write_byte_data(client, DS1337_REG_CONTROL, ret); + if (ret < 0) + return ret; return 0; } @@ -548,7 +525,7 @@ static const struct rtc_class_ops ds13xx_rtc_ops = { .set_time = ds1307_set_time, .read_alarm = ds1337_read_alarm, .set_alarm = ds1337_set_alarm, - .ioctl = ds1307_ioctl, + .alarm_irq_enable = ds1307_alarm_irq_enable, }; /*----------------------------------------------------------------------*/ |