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Driver core update for 4.1-rc1

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Here's the driver-core / kobject / lz4 tree update for 4.1-rc1.
 
 Everything here has been in linux-next for a while with no reported
 issues.  It's mostly just coding style cleanups, with other minor
 changes in here as well, nothing big.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-4.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here's the driver-core / kobject / lz4 tree update for 4.1-rc1.

  Everything here has been in linux-next for a while with no reported
  issues.  It's mostly just coding style cleanups, with other minor
  changes in here as well, nothing big"

* tag 'driver-core-4.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (32 commits)
  debugfs: allow bad parent pointers to be passed in
  stable_kernel_rules: Add clause about specification of kernel versions to patch.
  kobject: WARN as tip when call kobject_get() to a kobject not initialized
  lib/lz4: Pull out constant tables
  drivers: platform: parse IRQ flags from resources
  driver core: Make probe deferral more quiet
  drivers/core/of: Add symlink to device-tree from devices with an OF node
  device: Add dev_of_node() accessor
  drivers: base: fw: fix ret value when loading fw
  firmware: Avoid manual device_create_file() calls
  drivers/base: cacheinfo: validate device node for all the caches
  drivers/base: use tabs where possible in code indentation
  driver core: add missing blank line after declaration
  drivers: base: node: Delete space after pointer declaration
  drivers: base: memory: Use tabs instead of spaces
  firmware_class: Fix whitespace and indentation
  drivers: base: dma-mapping: Erase blank space after pointer
  drivers: base: class: Add a blank line after declarations
  attribute_container: fix missing blank lines after declarations
  drivers: base: memory: Fix switch indent
  ...
This commit is contained in:
Linus Torvalds 2015-04-13 17:17:32 -07:00
commit c4be50eee2
25 changed files with 218 additions and 111 deletions
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7
include/linux/device.h
View file

@ -916,6 +916,13 @@ static inline void device_lock_assert(struct device *dev)
lockdep_assert_held(&dev->mutex);
}
static inline struct device_node *dev_of_node(struct device *dev)
{
if (!IS_ENABLED(CONFIG_OF))
return NULL;
return dev->of_node;
}
void driver_init(void);
/*

15
include/linux/sysfs.h
View file

@ -57,6 +57,21 @@ do { \
#define sysfs_attr_init(attr) do {} while (0)
#endif
/**
* struct attribute_group - data structure used to declare an attribute group.
* @name: Optional: Attribute group name
* If specified, the attribute group will be created in
* a new subdirectory with this name.
* @is_visible: Optional: Function to return permissions associated with an
* attribute of the group. Will be called repeatedly for each
* attribute in the group. Only read/write permissions as well as
* SYSFS_PREALLOC are accepted. Must return 0 if an attribute is
* not visible. The returned value will replace static permissions
* defined in struct attribute or struct bin_attribute.
* @attrs: Pointer to NULL terminated list of attributes.
* @bin_attrs: Pointer to NULL terminated list of binary attributes.
* Either attrs or bin_attrs or both must be provided.
*/
struct attribute_group {
const char *name;
umode_t (*is_visible)(struct kobject *,