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authorGuenter Roeck <linux@roeck-us.net>2016-10-17 02:20:43 +0200
committerGuenter Roeck <linux@roeck-us.net>2016-12-10 06:54:22 +0100
commit848ba0a2f20dc121a3ef5272a24641d2bd963d8b (patch)
tree6a6c7984c087709f82bce33bd140fd90bebfcd8d /Documentation/hwmon/hwmon-kernel-api.txt
parenthwmon: (core) Explain why at least two attribute groups are allocated (diff)
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hwmon: (core) Rename groups parameter in API to extra_groups
The 'groups' parameter of hwmon_device_register_with_info() and devm_hwmon_device_register_with_info() is only necessary if extra non-standard attributes need to be provided. Rename the parameter to extra_groups and clarify the documentation. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon/hwmon-kernel-api.txt')
-rw-r--r--Documentation/hwmon/hwmon-kernel-api.txt22
1 files changed, 11 insertions, 11 deletions
diff --git a/Documentation/hwmon/hwmon-kernel-api.txt b/Documentation/hwmon/hwmon-kernel-api.txt
index 633fa90909eb..2505ae67e2b6 100644
--- a/Documentation/hwmon/hwmon-kernel-api.txt
+++ b/Documentation/hwmon/hwmon-kernel-api.txt
@@ -37,14 +37,14 @@ struct device *
hwmon_device_register_with_info(struct device *dev,
const char *name, void *drvdata,
const struct hwmon_chip_info *info,
- const struct attribute_group **groups);
+ const struct attribute_group **extra_groups);
struct device *
devm_hwmon_device_register_with_info(struct device *dev,
- const char *name,
- void *drvdata,
- const struct hwmon_chip_info *info,
- const struct attribute_group **groups);
+ const char *name,
+ void *drvdata,
+ const struct hwmon_chip_info *info,
+ const struct attribute_group **extra_groups);
void hwmon_device_unregister(struct device *dev);
void devm_hwmon_device_unregister(struct device *dev);
@@ -100,9 +100,9 @@ const char *name Device name
void *drvdata Driver private data
const struct hwmon_chip_info *info
Pointer to chip description.
-const struct attribute_group **groups
- Null-terminated list of additional sysfs attribute
- groups.
+const struct attribute_group **extra_groups
+ Null-terminated list of additional non-standard
+ sysfs attribute groups.
This function returns a pointer to the created hardware monitoring device
on success and a negative error code for failure.
@@ -287,9 +287,9 @@ Driver-provided sysfs attributes
If the hardware monitoring device is registered with
hwmon_device_register_with_info or devm_hwmon_device_register_with_info,
-it is most likely not necessary to provide sysfs attributes. Only non-standard
-sysfs attributes need to be provided when one of those registration functions
-is used.
+it is most likely not necessary to provide sysfs attributes. Only additional
+non-standard sysfs attributes need to be provided when one of those registration
+functions is used.
The header file linux/hwmon-sysfs.h provides a number of useful macros to
declare and use hardware monitoring sysfs attributes.