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path: root/drivers/rtc/rtc-x1205.c
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Diffstat (limited to 'drivers/rtc/rtc-x1205.c')
-rw-r--r--drivers/rtc/rtc-x1205.c29
1 files changed, 12 insertions, 17 deletions
diff --git a/drivers/rtc/rtc-x1205.c b/drivers/rtc/rtc-x1205.c
index 621d17afc0d9..788b6d1f8f2f 100644
--- a/drivers/rtc/rtc-x1205.c
+++ b/drivers/rtc/rtc-x1205.c
@@ -19,7 +19,7 @@
#include <linux/rtc.h>
#include <linux/delay.h>
-#define DRV_VERSION "1.0.6"
+#define DRV_VERSION "1.0.7"
/* Addresses to scan: none. This chip is located at
* 0x6f and uses a two bytes register addressing.
@@ -451,8 +451,6 @@ static int x1205_rtc_proc(struct device *dev, struct seq_file *seq)
{
int err, dtrim, atrim;
- seq_printf(seq, "24hr\t\t: yes\n");
-
if ((err = x1205_get_dtrim(to_i2c_client(dev), &dtrim)) == 0)
seq_printf(seq, "digital_trim\t: %d ppm\n", dtrim);
@@ -473,30 +471,31 @@ static struct rtc_class_ops x1205_rtc_ops = {
static ssize_t x1205_sysfs_show_atrim(struct device *dev,
struct device_attribute *attr, char *buf)
{
- int atrim;
+ int err, atrim;
- if (x1205_get_atrim(to_i2c_client(dev), &atrim) == 0)
- return sprintf(buf, "%d.%02d pF\n",
- atrim / 1000, atrim % 1000);
- return 0;
+ err = x1205_get_atrim(to_i2c_client(dev), &atrim);
+ if (err)
+ return err;
+
+ return sprintf(buf, "%d.%02d pF\n", atrim / 1000, atrim % 1000);
}
static DEVICE_ATTR(atrim, S_IRUGO, x1205_sysfs_show_atrim, NULL);
static ssize_t x1205_sysfs_show_dtrim(struct device *dev,
struct device_attribute *attr, char *buf)
{
- int dtrim;
+ int err, dtrim;
- if (x1205_get_dtrim(to_i2c_client(dev), &dtrim) == 0)
- return sprintf(buf, "%d ppm\n", dtrim);
+ err = x1205_get_dtrim(to_i2c_client(dev), &dtrim);
+ if (err)
+ return err;
- return 0;
+ return sprintf(buf, "%d ppm\n", dtrim);
}
static DEVICE_ATTR(dtrim, S_IRUGO, x1205_sysfs_show_dtrim, NULL);
static int x1205_attach(struct i2c_adapter *adapter)
{
- dev_dbg(&adapter->dev, "%s\n", __FUNCTION__);
return i2c_probe(adapter, &addr_data, x1205_probe);
}
@@ -545,8 +544,6 @@ static int x1205_probe(struct i2c_adapter *adapter, int address, int kind)
if (IS_ERR(rtc)) {
err = PTR_ERR(rtc);
- dev_err(&client->dev,
- "unable to register the class device\n");
goto exit_detach;
}
@@ -585,8 +582,6 @@ static int x1205_detach(struct i2c_client *client)
int err;
struct rtc_device *rtc = i2c_get_clientdata(client);
- dev_dbg(&client->dev, "%s\n", __FUNCTION__);
-
if (rtc)
rtc_device_unregister(rtc);