diff options
Diffstat (limited to 'include/sound/sdca.h')
| -rw-r--r-- | include/sound/sdca.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/sound/sdca.h b/include/sound/sdca.h index 9c6a351c9d47..67ff3c88705d 100644 --- a/include/sound/sdca.h +++ b/include/sound/sdca.h @@ -12,19 +12,24 @@ #include <linux/types.h> #include <linux/kconfig.h> +struct acpi_table_swft; +struct fwnode_handle; struct sdw_slave; +struct sdca_dev; #define SDCA_MAX_FUNCTION_COUNT 8 /** * struct sdca_function_desc - short descriptor for an SDCA Function * @node: firmware node for the Function. + * @func_dev: pointer to SDCA function device. * @name: Human-readable string. * @type: Function topology type. * @adr: ACPI address (used for SDCA register access). */ struct sdca_function_desc { struct fwnode_handle *node; + struct sdca_dev *func_dev; const char *name; u32 type; u8 adr; @@ -37,11 +42,13 @@ struct sdca_function_desc { * @num_functions: Total number of supported SDCA functions. Invalid/unsupported * functions will be skipped. * @function: Array of function descriptors. + * @swft: Pointer to the SWFT table, if available. */ struct sdca_device_data { u32 interface_revision; int num_functions; struct sdca_function_desc function[SDCA_MAX_FUNCTION_COUNT]; + struct acpi_table_swft *swft; }; enum sdca_quirk { @@ -52,17 +59,29 @@ enum sdca_quirk { #if IS_ENABLED(CONFIG_ACPI) && IS_ENABLED(CONFIG_SND_SOC_SDCA) void sdca_lookup_functions(struct sdw_slave *slave); +void sdca_lookup_swft(struct sdw_slave *slave); void sdca_lookup_interface_revision(struct sdw_slave *slave); bool sdca_device_quirk_match(struct sdw_slave *slave, enum sdca_quirk quirk); +int sdca_dev_register_functions(struct sdw_slave *slave); +void sdca_dev_unregister_functions(struct sdw_slave *slave); #else static inline void sdca_lookup_functions(struct sdw_slave *slave) {} +static inline void sdca_lookup_swft(struct sdw_slave *slave) {} static inline void sdca_lookup_interface_revision(struct sdw_slave *slave) {} static inline bool sdca_device_quirk_match(struct sdw_slave *slave, enum sdca_quirk quirk) { return false; } + +static inline int sdca_dev_register_functions(struct sdw_slave *slave) +{ + return 0; +} + +static inline void sdca_dev_unregister_functions(struct sdw_slave *slave) {} + #endif #endif |