1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
2 | /* |
3 | * Copyright (C) 2016 Freescale Semiconductor, Inc. |
4 | * Copyright 2017-2020 NXP |
5 | * |
6 | * Header file containing the public API for the System Controller (SC) |
7 | * Resource Management (RM) function. This includes functions for |
8 | * partitioning resources, pads, and memory regions. |
9 | * |
10 | * RM_SVC (SVC) Resource Management Service |
11 | * |
12 | * Module for the Resource Management (RM) service. |
13 | */ |
14 | |
15 | #ifndef _SC_RM_API_H |
16 | #define _SC_RM_API_H |
17 | |
18 | #include <linux/firmware/imx/sci.h> |
19 | |
20 | /* |
21 | * This type is used to indicate RPC RM function calls. |
22 | */ |
23 | enum imx_sc_rm_func { |
24 | IMX_SC_RM_FUNC_UNKNOWN = 0, |
25 | IMX_SC_RM_FUNC_PARTITION_ALLOC = 1, |
26 | IMX_SC_RM_FUNC_SET_CONFIDENTIAL = 31, |
27 | IMX_SC_RM_FUNC_PARTITION_FREE = 2, |
28 | IMX_SC_RM_FUNC_GET_DID = 26, |
29 | IMX_SC_RM_FUNC_PARTITION_STATIC = 3, |
30 | IMX_SC_RM_FUNC_PARTITION_LOCK = 4, |
31 | IMX_SC_RM_FUNC_GET_PARTITION = 5, |
32 | IMX_SC_RM_FUNC_SET_PARENT = 6, |
33 | IMX_SC_RM_FUNC_MOVE_ALL = 7, |
34 | IMX_SC_RM_FUNC_ASSIGN_RESOURCE = 8, |
35 | IMX_SC_RM_FUNC_SET_RESOURCE_MOVABLE = 9, |
36 | IMX_SC_RM_FUNC_SET_SUBSYS_RSRC_MOVABLE = 28, |
37 | IMX_SC_RM_FUNC_SET_MASTER_ATTRIBUTES = 10, |
38 | IMX_SC_RM_FUNC_SET_MASTER_SID = 11, |
39 | IMX_SC_RM_FUNC_SET_PERIPHERAL_PERMISSIONS = 12, |
40 | IMX_SC_RM_FUNC_IS_RESOURCE_OWNED = 13, |
41 | IMX_SC_RM_FUNC_GET_RESOURCE_OWNER = 33, |
42 | IMX_SC_RM_FUNC_IS_RESOURCE_MASTER = 14, |
43 | IMX_SC_RM_FUNC_IS_RESOURCE_PERIPHERAL = 15, |
44 | IMX_SC_RM_FUNC_GET_RESOURCE_INFO = 16, |
45 | IMX_SC_RM_FUNC_MEMREG_ALLOC = 17, |
46 | IMX_SC_RM_FUNC_MEMREG_SPLIT = 29, |
47 | IMX_SC_RM_FUNC_MEMREG_FRAG = 32, |
48 | IMX_SC_RM_FUNC_MEMREG_FREE = 18, |
49 | IMX_SC_RM_FUNC_FIND_MEMREG = 30, |
50 | IMX_SC_RM_FUNC_ASSIGN_MEMREG = 19, |
51 | IMX_SC_RM_FUNC_SET_MEMREG_PERMISSIONS = 20, |
52 | IMX_SC_RM_FUNC_IS_MEMREG_OWNED = 21, |
53 | IMX_SC_RM_FUNC_GET_MEMREG_INFO = 22, |
54 | IMX_SC_RM_FUNC_ASSIGN_PAD = 23, |
55 | IMX_SC_RM_FUNC_SET_PAD_MOVABLE = 24, |
56 | IMX_SC_RM_FUNC_IS_PAD_OWNED = 25, |
57 | IMX_SC_RM_FUNC_DUMP = 27, |
58 | }; |
59 | |
60 | #if IS_ENABLED(CONFIG_IMX_SCU) |
61 | bool imx_sc_rm_is_resource_owned(struct imx_sc_ipc *ipc, u16 resource); |
62 | int imx_sc_rm_get_resource_owner(struct imx_sc_ipc *ipc, u16 resource, u8 *pt); |
63 | #else |
64 | static inline bool |
65 | imx_sc_rm_is_resource_owned(struct imx_sc_ipc *ipc, u16 resource) |
66 | { |
67 | return true; |
68 | } |
69 | static inline int imx_sc_rm_get_resource_owner(struct imx_sc_ipc *ipc, u16 resource, u8 *pt) |
70 | { |
71 | return -EOPNOTSUPP; |
72 | } |
73 | #endif |
74 | #endif |
75 | |