Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5314f5c1abf03a56c6607ddef96b7a5607bee2f8
Commit: 5314f5c1abf03a56c6607ddef96b7a5607bee2f8
Parent: a5955ed27497385cc491ecbe40af45951e830881
Author: Jean Delvare <[EMAIL PROTECTED]>
AuthorDate: Mon Oct 22 17:46:17 2007 +0200
Committer: Mark M. Hoffman <[EMAIL PROTECTED]>
CommitDate: Thu Feb 7 20:39:41 2008 -0500
hwmon: (gl518sm) Don't create sysfs files for missing features
The early revisions of the GL518SM do not report voltage values for
the first 3 voltage channels. We should not create sysfs attributes
for these missing features.
Signed-off-by: Jean Delvare <[EMAIL PROTECTED]>
Signed-off-by: Mark M. Hoffman <[EMAIL PROTECTED]>
---
drivers/hwmon/gl518sm.c | 23 +++++++++++++++++++----
1 files changed, 19 insertions(+), 4 deletions(-)
diff --git a/drivers/hwmon/gl518sm.c b/drivers/hwmon/gl518sm.c
index 842252e..8287a3a 100644
--- a/drivers/hwmon/gl518sm.c
+++ b/drivers/hwmon/gl518sm.c
@@ -336,9 +336,6 @@ static DEVICE_ATTR(beep_mask, S_IWUSR|S_IRUGO,
show_beep_mask, set_beep_mask);
static struct attribute *gl518_attributes[] = {
- &dev_attr_in0_input.attr,
- &dev_attr_in1_input.attr,
- &dev_attr_in2_input.attr,
&dev_attr_in3_input.attr,
&dev_attr_in0_min.attr,
&dev_attr_in1_min.attr,
@@ -371,6 +368,17 @@ static const struct attribute_group gl518_group = {
.attrs = gl518_attributes,
};
+static struct attribute *gl518_attributes_r80[] = {
+ &dev_attr_in0_input.attr,
+ &dev_attr_in1_input.attr,
+ &dev_attr_in2_input.attr,
+ NULL
+};
+
+static const struct attribute_group gl518_group_r80 = {
+ .attrs = gl518_attributes_r80,
+};
+
/*
* Real code
*/
@@ -445,12 +453,15 @@ static int gl518_detect(struct i2c_adapter *adapter, int
address, int kind)
/* Initialize the GL518SM chip */
data->alarm_mask = 0xff;
- data->voltage_in[0]=data->voltage_in[1]=data->voltage_in[2]=0;
gl518_init_client(client);
/* Register sysfs hooks */
if ((err = sysfs_create_group(&client->dev.kobj, &gl518_group)))
goto exit_detach;
+ if (data->type == gl518sm_r80)
+ if ((err = sysfs_create_group(&client->dev.kobj,
+ &gl518_group_r80)))
+ goto exit_remove_files;
data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
@@ -462,6 +473,8 @@ static int gl518_detect(struct i2c_adapter *adapter, int
address, int kind)
exit_remove_files:
sysfs_remove_group(&client->dev.kobj, &gl518_group);
+ if (data->type == gl518sm_r80)
+ sysfs_remove_group(&client->dev.kobj, &gl518_group_r80);
exit_detach:
i2c_detach_client(client);
exit_free:
@@ -496,6 +509,8 @@ static int gl518_detach_client(struct i2c_client *client)
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&client->dev.kobj, &gl518_group);
+ if (data->type == gl518sm_r80)
+ sysfs_remove_group(&client->dev.kobj, &gl518_group_r80);
if ((err = i2c_detach_client(client)))
return err;
-
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