|  | /* SPDX-License-Identifier: GPL-2.0 */ | 
|  |  | 
|  | #ifndef _FIRMWARE_XLNX_EVENT_MANAGER_H_ | 
|  | #define _FIRMWARE_XLNX_EVENT_MANAGER_H_ | 
|  |  | 
|  | #include <linux/firmware/xlnx-zynqmp.h> | 
|  |  | 
|  | #define CB_MAX_PAYLOAD_SIZE	(4U) /*In payload maximum 32bytes */ | 
|  |  | 
|  | /************************** Exported Function *****************************/ | 
|  |  | 
|  | typedef void (*event_cb_func_t)(const u32 *payload, void *data); | 
|  |  | 
|  | #if IS_REACHABLE(CONFIG_XLNX_EVENT_MANAGER) | 
|  | int xlnx_register_event(const enum pm_api_cb_id cb_type, const u32 node_id, | 
|  | const u32 event, const bool wake, | 
|  | event_cb_func_t cb_fun, void *data); | 
|  |  | 
|  | int xlnx_unregister_event(const enum pm_api_cb_id cb_type, const u32 node_id, | 
|  | const u32 event, event_cb_func_t cb_fun, void *data); | 
|  | #else | 
|  | static inline int xlnx_register_event(const enum pm_api_cb_id cb_type, const u32 node_id, | 
|  | const u32 event, const bool wake, | 
|  | event_cb_func_t cb_fun, void *data) | 
|  | { | 
|  | return -ENODEV; | 
|  | } | 
|  |  | 
|  | static inline int xlnx_unregister_event(const enum pm_api_cb_id cb_type, const u32 node_id, | 
|  | const u32 event, event_cb_func_t cb_fun, void *data) | 
|  | { | 
|  | return -ENODEV; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #endif /* _FIRMWARE_XLNX_EVENT_MANAGER_H_ */ |