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authorGreg Kroah-Hartman <gregkh@suse.de>2011-02-18 20:11:27 (GMT)
committerGreg Kroah-Hartman <gregkh@suse.de>2011-02-18 20:11:27 (GMT)
commit80ae3fa5d6712ef3625eff617f72e190645d6361 (patch)
treefd9be0ecbb4baa6385aa1a75af7ced5f7d691be4 /drivers/rtc/rtc-ds1307.c
parent59db5b2b9e0327e545ff5764dadcb26062c2ab1f (diff)
parent85e2efbb1db9a18d218006706d6e4fbeb0216213 (diff)
downloadlinux-80ae3fa5d6712ef3625eff617f72e190645d6361.tar.xz
Merge 2.6.38-rc5 into staging-next
This is to resolve a merge conflict with: drivers/staging/zram/zram_drv.c as pointed out by Stephen Rothwell Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Nitin Gupta <ngupta@vflare.org> Cc: Robert Jennings <rcj@linux.vnet.ibm.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/rtc/rtc-ds1307.c')
-rw-r--r--drivers/rtc/rtc-ds1307.c49
1 files changed, 13 insertions, 36 deletions
diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index 0d559b6..4724ba3 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,
};
/*----------------------------------------------------------------------*/