1 /*
2  * Copyright (c) 2019-2022, Xilinx, Inc. All rights reserved.
3  * Copyright (c) 2022, 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 void pm_get_callbackdata(uint32_t *data, size_t count, uint32_t flag,
42 			 uint32_t ack);
43 enum pm_ret_status pm_pll_set_param(uint32_t clk_id, uint32_t param,
44 				    uint32_t value, uint32_t flag);
45 enum pm_ret_status pm_pll_get_param(uint32_t clk_id, uint32_t param,
46 				    uint32_t *value, uint32_t flag);
47 enum pm_ret_status pm_pll_set_mode(uint32_t clk_id, uint32_t mode,
48 				   uint32_t flag);
49 enum pm_ret_status pm_pll_get_mode(uint32_t clk_id, uint32_t *mode,
50 				   uint32_t flag);
51 enum pm_ret_status pm_force_powerdown(uint32_t target, uint8_t ack,
52 				      uint32_t flag);
53 enum pm_ret_status pm_system_shutdown(uint32_t type, uint32_t subtype,
54 				      uint32_t flag);
55 enum pm_ret_status pm_api_ioctl(uint32_t device_id, uint32_t ioctl_id,
56 				uint32_t arg1, uint32_t arg2, uint32_t arg3,
57 				uint32_t *value, uint32_t flag);
58 enum pm_ret_status pm_query_data(uint32_t qid, uint32_t arg1, uint32_t arg2,
59 				 uint32_t arg3, uint32_t *data, uint32_t flag);
60 uint32_t pm_get_shutdown_scope(void);
61 enum pm_ret_status pm_feature_check(uint32_t api_id, uint32_t *ret_payload,
62 				    uint32_t flag);
63 enum pm_ret_status pm_load_pdi(uint32_t src, uint32_t address_low,
64 			       uint32_t address_high, uint32_t flag);
65 enum pm_ret_status pm_register_notifier(uint32_t device_id, uint32_t event,
66 					uint32_t wake, uint32_t enable,
67 					uint32_t flag);
68 
69 /**
70  * Assigning of argument values into array elements.
71  */
72 #define PM_PACK_PAYLOAD1(pl, mid, flag, arg0) {	\
73 	pl[0] = (uint32_t)(((uint32_t)(arg0) & 0xFFU) | ((mid) << 8U) | ((flag) << 24U)); \
74 }
75 
76 #define PM_PACK_PAYLOAD2(pl, mid, flag, arg0, arg1) {		\
77 	pl[1] = (uint32_t)(arg1);				\
78 	PM_PACK_PAYLOAD1(pl, (mid), (flag), (arg0));			\
79 }
80 
81 #define PM_PACK_PAYLOAD3(pl, mid, flag, arg0, arg1, arg2) {	\
82 	pl[2] = (uint32_t)(arg2);				\
83 	PM_PACK_PAYLOAD2(pl, (mid), (flag), (arg0), (arg1));		\
84 }
85 
86 #define PM_PACK_PAYLOAD4(pl, mid, flag, arg0, arg1, arg2, arg3) {	\
87 	pl[3] = (uint32_t)(arg3);					\
88 	PM_PACK_PAYLOAD3(pl, (mid), (flag), (arg0), (arg1), (arg2));		\
89 }
90 
91 #define PM_PACK_PAYLOAD5(pl, mid, flag, arg0, arg1, arg2, arg3, arg4) {	\
92 	pl[4] = (uint32_t)(arg4);					\
93 	PM_PACK_PAYLOAD4(pl, (mid), (flag), (arg0), (arg1), (arg2), (arg3));	\
94 }
95 
96 #define PM_PACK_PAYLOAD6(pl, mid, flag, arg0, arg1, arg2, arg3, arg4, arg5) {	\
97 	pl[5] = (uint32_t)(arg5);						\
98 	PM_PACK_PAYLOAD5(pl, (mid), (flag), (arg0), (arg1), (arg2), (arg3), (arg4));		\
99 }
100 
101 #endif /* PM_API_SYS_H */
102