diff options
Diffstat (limited to 'include/linux/property.h')
| -rw-r--r-- | include/linux/property.h | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/include/linux/property.h b/include/linux/property.h index ac8a1ebc4c1b..a29369c89e6e 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -13,6 +13,7 @@ #ifndef _LINUX_PROPERTY_H_ #define _LINUX_PROPERTY_H_ +#include <linux/bits.h> #include <linux/fwnode.h> #include <linux/types.h> @@ -258,7 +259,7 @@ struct property_entry { #define PROPERTY_ENTRY_STRING(_name_, _val_) \ (struct property_entry) { \ .name = _name_, \ - .length = sizeof(_val_), \ + .length = sizeof(const char *), \ .type = DEV_PROP_STRING, \ { .value = { .str = _val_ } }, \ } @@ -304,6 +305,23 @@ struct fwnode_handle * fwnode_graph_get_remote_node(const struct fwnode_handle *fwnode, u32 port, u32 endpoint); +/* + * Fwnode lookup flags + * + * @FWNODE_GRAPH_ENDPOINT_NEXT: In the case of no exact match, look for the + * closest endpoint ID greater than the specified + * one. + * @FWNODE_GRAPH_DEVICE_DISABLED: That the device to which the remote + * endpoint of the given endpoint belongs to, + * may be disabled. + */ +#define FWNODE_GRAPH_ENDPOINT_NEXT BIT(0) +#define FWNODE_GRAPH_DEVICE_DISABLED BIT(1) + +struct fwnode_handle * +fwnode_graph_get_endpoint_by_id(const struct fwnode_handle *fwnode, + u32 port, u32 endpoint, unsigned long flags); + #define fwnode_graph_for_each_endpoint(fwnode, child) \ for (child = NULL; \ (child = fwnode_graph_get_next_endpoint(fwnode, child)); ) @@ -311,4 +329,16 @@ fwnode_graph_get_remote_node(const struct fwnode_handle *fwnode, u32 port, int fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode, struct fwnode_endpoint *endpoint); +/* -------------------------------------------------------------------------- */ +/* Software fwnode support - when HW description is incomplete or missing */ + +bool is_software_node(const struct fwnode_handle *fwnode); + +int software_node_notify(struct device *dev, unsigned long action); + +struct fwnode_handle * +fwnode_create_software_node(const struct property_entry *properties, + const struct fwnode_handle *parent); +void fwnode_remove_software_node(struct fwnode_handle *fwnode); + #endif /* _LINUX_PROPERTY_H_ */ |