1 /*
2  * Copyright (c) 2019-2022, Xilinx, Inc. All rights reserved.
3  * Copyright (c) 2022-2023, Advanced Micro Devices, Inc. All rights reserved.
4  *
5  * SPDX-License-Identifier: BSD-3-Clause
6  */
7 
8 #ifndef PM_API_SYS_H
9 #define PM_API_SYS_H
10 
11 #include <stdint.h>
12 #include "pm_defs.h"
13 
14 /*********************************************************************
15  * Target module IDs macros
16  ********************************************************************/
17 #define LIBPM_MODULE_ID		0x2U
18 #define LOADER_MODULE_ID	0x7U
19 
20 #define MODULE_ID_MASK		0x0000ff00U
21 /**********************************************************
22  * PM API function declarations
23  **********************************************************/
24 
25 enum pm_ret_status pm_handle_eemi_call(uint32_t flag, uint32_t x0, uint32_t x1,
26 				       uint32_t x2, uint32_t x3, uint32_t x4,
27 				       uint32_t x5, uint64_t *result);
28 enum pm_ret_status pm_self_suspend(uint32_t nid,
29 				   uint32_t latency,
30 				   uint32_t state,
31 				   uintptr_t address, uint32_t flag);
32 enum pm_ret_status pm_abort_suspend(enum pm_abort_reason reason, uint32_t flag);
33 enum pm_ret_status pm_req_suspend(uint32_t target,
34 				  uint8_t ack,
35 				  uint32_t latency,
36 				  uint32_t state, uint32_t flag);
37 enum pm_ret_status pm_req_wakeup(uint32_t target, uint32_t set_address,
38 				 uintptr_t address, uint8_t ack, uint32_t flag);
39 enum pm_ret_status pm_set_wakeup_source(uint32_t target, uint32_t device_id,
40 					uint8_t enable, uint32_t flag);
41 enum pm_ret_status pm_get_callbackdata(uint32_t *data, size_t count, uint32_t flag,
42 			 uint32_t ack);
43 void pm_client_set_wakeup_sources(uint32_t node_id);
44 enum pm_ret_status pm_pll_set_param(uint32_t clk_id, uint32_t param,
45 				    uint32_t value, uint32_t flag);
46 enum pm_ret_status pm_pll_get_param(uint32_t clk_id, uint32_t param,
47 				    uint32_t *value, uint32_t flag);
48 enum pm_ret_status pm_pll_set_mode(uint32_t clk_id, uint32_t mode,
49 				   uint32_t flag);
50 enum pm_ret_status pm_pll_get_mode(uint32_t clk_id, uint32_t *mode,
51 				   uint32_t flag);
52 enum pm_ret_status pm_force_powerdown(uint32_t target, uint8_t ack,
53 				      uint32_t flag);
54 enum pm_ret_status pm_system_shutdown(uint32_t type, uint32_t subtype,
55 				      uint32_t flag);
56 enum pm_ret_status pm_api_ioctl(uint32_t device_id, uint32_t ioctl_id,
57 				uint32_t arg1, uint32_t arg2, uint32_t arg3,
58 				uint32_t *value, uint32_t flag);
59 enum pm_ret_status pm_query_data(uint32_t qid, uint32_t arg1, uint32_t arg2,
60 				 uint32_t arg3, uint32_t *data, uint32_t flag);
61 uint32_t pm_get_shutdown_scope(void);
62 enum pm_ret_status pm_feature_check(uint32_t api_id, uint32_t *ret_payload,
63 				    uint32_t flag);
64 enum pm_ret_status pm_load_pdi(uint32_t src, uint32_t address_low,
65 			       uint32_t address_high, uint32_t flag);
66 enum pm_ret_status pm_register_notifier(uint32_t device_id, uint32_t event,
67 					uint32_t wake, uint32_t enable,
68 					uint32_t flag);
69 enum pm_ret_status pm_get_chipid(uint32_t *value);
70 
71 /*
72  * Assigning of argument values into array elements.
73  */
74 #define PM_PACK_PAYLOAD1(pl, mid, flag, arg0) {	\
75 	pl[0] = (uint32_t)(((uint32_t)(arg0) & 0xFFU) | ((mid) << 8U) | ((flag) << 24U)); \
76 }
77 
78 #define PM_PACK_PAYLOAD2(pl, mid, flag, arg0, arg1) {		\
79 	pl[1] = (uint32_t)(arg1);				\
80 	PM_PACK_PAYLOAD1(pl, (mid), (flag), (arg0));			\
81 }
82 
83 #define PM_PACK_PAYLOAD3(pl, mid, flag, arg0, arg1, arg2) {	\
84 	pl[2] = (uint32_t)(arg2);				\
85 	PM_PACK_PAYLOAD2(pl, (mid), (flag), (arg0), (arg1));		\
86 }
87 
88 #define PM_PACK_PAYLOAD4(pl, mid, flag, arg0, arg1, arg2, arg3) {	\
89 	pl[3] = (uint32_t)(arg3);					\
90 	PM_PACK_PAYLOAD3(pl, (mid), (flag), (arg0), (arg1), (arg2));		\
91 }
92 
93 #define PM_PACK_PAYLOAD5(pl, mid, flag, arg0, arg1, arg2, arg3, arg4) {	\
94 	pl[4] = (uint32_t)(arg4);					\
95 	PM_PACK_PAYLOAD4(pl, (mid), (flag), (arg0), (arg1), (arg2), (arg3));	\
96 }
97 
98 #define PM_PACK_PAYLOAD6(pl, mid, flag, arg0, arg1, arg2, arg3, arg4, arg5) {	\
99 	pl[5] = (uint32_t)(arg5);						\
100 	PM_PACK_PAYLOAD5(pl, (mid), (flag), (arg0), (arg1), (arg2), (arg3), (arg4));		\
101 }
102 
103 #endif /* PM_API_SYS_H */
104