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Merge branch 'device-properties'

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* device-properties:
  ACPI / property: Fix subnode lookup scope for data-only subnodes
  acpi-dma: Add support for "dma-names" device property
  device property: Add fwnode_property_match_string()
  ACPI / property: Extend device_get_next_child_node() to data-only nodes
  ACPI / gpio: Split acpi_get_gpiod_by_index()
  ACPI / property: Extend fwnode_property_* to data-only subnodes
  ACPI / property: Expose data-only subnodes via sysfs
  ACPI / property: Add support for data-only subnodes
  ACPI / property: Add routine for extraction of _DSD properties
This commit is contained in:
Rafael J. Wysocki 2015-10-25 22:51:48 +01:00
commit ab736d7dc1
12 changed files with 760 additions and 194 deletions
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33
include/acpi/acpi_bus.h
View file

@ -343,6 +343,7 @@ struct acpi_device_data {
const union acpi_object *pointer;
const union acpi_object *properties;
const union acpi_object *of_compatible;
struct list_head subnodes;
};
struct acpi_gpio_mapping;
@ -378,6 +379,17 @@ struct acpi_device {
void (*remove)(struct acpi_device *);
};
/* Non-device subnode */
struct acpi_data_node {
const char *name;
acpi_handle handle;
struct fwnode_handle fwnode;
struct acpi_device_data data;
struct list_head sibling;
struct kobject kobj;
struct completion kobj_done;
};
static inline bool acpi_check_dma(struct acpi_device *adev, bool *coherent)
{
bool ret = false;
@ -412,16 +424,33 @@ static inline bool acpi_check_dma(struct acpi_device *adev, bool *coherent)
}
static inline bool is_acpi_node(struct fwnode_handle *fwnode)
{
return fwnode && (fwnode->type == FWNODE_ACPI
|| fwnode->type == FWNODE_ACPI_DATA);
}
static inline bool is_acpi_device_node(struct fwnode_handle *fwnode)
{
return fwnode && fwnode->type == FWNODE_ACPI;
}
static inline struct acpi_device *to_acpi_node(struct fwnode_handle *fwnode)
static inline struct acpi_device *to_acpi_device_node(struct fwnode_handle *fwnode)
{
return is_acpi_node(fwnode) ?
return is_acpi_device_node(fwnode) ?
container_of(fwnode, struct acpi_device, fwnode) : NULL;
}
static inline bool is_acpi_data_node(struct fwnode_handle *fwnode)
{
return fwnode && fwnode->type == FWNODE_ACPI_DATA;
}
static inline struct acpi_data_node *to_acpi_data_node(struct fwnode_handle *fwnode)
{
return is_acpi_data_node(fwnode) ?
container_of(fwnode, struct acpi_data_node, fwnode) : NULL;
}
static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)
{
return &adev->fwnode;