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authorIngo Molnar <mingo@kernel.org>2012-04-13 09:50:21 +0200
committerIngo Molnar <mingo@kernel.org>2012-04-13 09:50:21 +0200
commit659c36fcda403013a01b85da07cf2d9711e6d6c7 (patch)
treeece2e7d0e2c19ea5a3d0ec172ad0b81a8a19021d /drivers/hwmon/max1619.c
parent9521d830b6341d1887dcfc2aebde23fbfa5f1473 (diff)
parent5a7ed29c7572d00a75e8c4529e30c5ac2ef82271 (diff)
Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core
Fixes and improvements for perf/core: . Overhaul the tools/ makefiles, gluing them to the top level Makefile, from Borislav Petkov. . Move the UI files from tools/perf/util/ui/ to tools/perf/ui/. Also move the GTK+ browser to tools/perf/ui/gtk/, from Namhyung Kim. . Only fallback to sw cycles counter on ENOENT for the hw cycles, from Robert Richter . Trivial fixes from Robert Richter . Handle the autogenerated bison/flex files better, from Namhyung and Jiri Olsa. . Navigate jump instructions in the annotate browser, just press enter or ->, still needs support for a jump navigation history, i.e. to go back. . Search string in the annotate browser: same keys as vim: / forward n next backward/forward ? backward . Clarify number of events/samples in the report header, from Ashay Rane Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/hwmon/max1619.c')
-rw-r--r--drivers/hwmon/max1619.c34
1 files changed, 15 insertions, 19 deletions
diff --git a/drivers/hwmon/max1619.c b/drivers/hwmon/max1619.c
index 022ded09810..ecac04a7b7d 100644
--- a/drivers/hwmon/max1619.c
+++ b/drivers/hwmon/max1619.c
@@ -125,7 +125,7 @@ struct max1619_data {
u8 temp_input2, temp_low2, temp_high2; /* remote */
u8 temp_crit2;
u8 temp_hyst2;
- u8 alarms;
+ u8 alarms;
};
/*
@@ -133,7 +133,8 @@ struct max1619_data {
*/
#define show_temp(value) \
-static ssize_t show_##value(struct device *dev, struct device_attribute *attr, char *buf) \
+static ssize_t show_##value(struct device *dev, struct device_attribute *attr, \
+ char *buf) \
{ \
struct max1619_data *data = max1619_update_device(dev); \
return sprintf(buf, "%d\n", temp_from_reg(data->value)); \
@@ -146,13 +147,17 @@ show_temp(temp_crit2);
show_temp(temp_hyst2);
#define set_temp2(value, reg) \
-static ssize_t set_##value(struct device *dev, struct device_attribute *attr, const char *buf, \
+static ssize_t set_##value(struct device *dev, struct device_attribute *attr, \
+ const char *buf, \
size_t count) \
{ \
struct i2c_client *client = to_i2c_client(dev); \
struct max1619_data *data = i2c_get_clientdata(client); \
- long val = simple_strtol(buf, NULL, 10); \
- \
+ long val; \
+ int err = kstrtol(buf, 10, &val); \
+ if (err) \
+ return err; \
+\
mutex_lock(&data->update_lock); \
data->value = temp_to_reg(val); \
i2c_smbus_write_byte_data(client, reg, data->value); \
@@ -165,7 +170,8 @@ set_temp2(temp_high2, MAX1619_REG_W_REMOTE_HIGH);
set_temp2(temp_crit2, MAX1619_REG_W_REMOTE_CRIT);
set_temp2(temp_hyst2, MAX1619_REG_W_TCRIT_HYST);
-static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_alarms(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct max1619_data *data = max1619_update_device(dev);
return sprintf(buf, "%d\n", data->alarms);
@@ -275,7 +281,8 @@ static int max1619_probe(struct i2c_client *new_client,
max1619_init_client(new_client);
/* Register sysfs hooks */
- if ((err = sysfs_create_group(&new_client->dev.kobj, &max1619_group)))
+ err = sysfs_create_group(&new_client->dev.kobj, &max1619_group);
+ if (err)
goto exit_free;
data->hwmon_dev = hwmon_device_register(&new_client->dev);
@@ -353,20 +360,9 @@ static struct max1619_data *max1619_update_device(struct device *dev)
return data;
}
-static int __init sensors_max1619_init(void)
-{
- return i2c_add_driver(&max1619_driver);
-}
-
-static void __exit sensors_max1619_exit(void)
-{
- i2c_del_driver(&max1619_driver);
-}
+module_i2c_driver(max1619_driver);
MODULE_AUTHOR("Alexey Fisher <fishor@mail.ru> and "
"Jean Delvare <khali@linux-fr.org>");
MODULE_DESCRIPTION("MAX1619 sensor driver");
MODULE_LICENSE("GPL");
-
-module_init(sensors_max1619_init);
-module_exit(sensors_max1619_exit);