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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-07-31 14:43:40 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-08-02 12:37:53 +0200 |
commit | 23b6904442d08b7dbed7622ed33b236d41a3aa8b (patch) | |
tree | f3c71b34f37aed14893b32fe783d098255f20b03 /include/linux/device.h | |
parent | 5f9e832c137075045d15cd6899ab0505cfb2ca4b (diff) | |
download | linux-stable-23b6904442d08b7dbed7622ed33b236d41a3aa8b.tar.gz linux-stable-23b6904442d08b7dbed7622ed33b236d41a3aa8b.tar.bz2 linux-stable-23b6904442d08b7dbed7622ed33b236d41a3aa8b.zip |
driver core: add dev_groups to all drivers
Add 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.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Tested-by: Richard Gong <richard.gong@linux.intel.com>
Link: https://lore.kernel.org/r/20190731124349.4474-2-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/device.h')
-rw-r--r-- | include/linux/device.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/device.h b/include/linux/device.h index c330b75c6c57..98c00b71b598 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -262,6 +262,8 @@ 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 @@ -296,6 +298,7 @@ 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); |