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dev_groups added to struct driver

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 This is the first patch in a longer series that adds the ability for the
 driver core to create and remove a list of attribute groups
 automatically when the device is bound/unbound from a specific driver.
 
 See:
 	https://lore.kernel.org/r/20190731124349.4474-2-gregkh@linuxfoundation.org
 for details on this patch, and examples of how to use it in other
 drivers.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'dev_groups_all_drivers' into driver-core-next

dev_groups added to struct driver

Persistent tag for others to pull this branch from

This is the first patch in a longer series that adds the ability for the
driver core to create and remove a list of attribute groups
automatically when the device is bound/unbound from a specific driver.

See:
	https://lore.kernel.org/r/20190731124349.4474-2-gregkh@linuxfoundation.org
for details on this patch, and examples of how to use it in other
drivers.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2019-08-02 12:47:05 +02:00
commit 97e2551de3
2 changed files with 17 additions and 0 deletions
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3
include/linux/device.h
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@ -391,6 +391,8 @@ enum probe_type {
* @resume: Called to bring a device from sleep mode.
* @groups: Default attributes that get created by the driver core
* automatically.
* @dev_groups: Additional attributes attached to device instance once the
* it is bound to the driver.
* @pm: Power management operations of the device which matched
* this driver.
* @coredump: Called when sysfs entry is written to. The device driver
@ -427,6 +429,7 @@ struct device_driver {
int (*suspend) (struct device *dev, pm_message_t state);
int (*resume) (struct device *dev);
const struct attribute_group **groups;
const struct attribute_group **dev_groups;
const struct dev_pm_ops *pm;
void (*coredump) (struct device *dev);