xref: /rockchip-linux_mpp/kmpp/base/inc/kmpp_obj.h (revision 437bfbeb9567cca9cd9080e3f6954aa9d6a94f18)
1 /* SPDX-License-Identifier: Apache-2.0 OR MIT */
2 /*
3  * Copyright (c) 2024 Rockchip Electronics Co., Ltd.
4  */
5 
6 #ifndef __KMPP_OBJ_H__
7 #define __KMPP_OBJ_H__
8 
9 #include "mpp_internal.h"
10 
11 typedef rk_s32 (*KmppObjInit)(void *entry, KmppObj obj, const char *caller);
12 typedef rk_s32 (*KmppObjDeinit)(void *entry, KmppObj obj, const char *caller);
13 typedef rk_s32 (*KmppObjPreset)(void *entry, KmppObj obj, const char *val, const char *caller);
14 typedef rk_s32 (*KmppObjDump)(void *entry);
15 
16 #ifdef __cplusplus
17 extern "C" {
18 #endif
19 
20 /* userspace objdef register */
21 rk_s32 kmpp_objdef_register(KmppObjDef *def, rk_s32 priv_size, rk_s32 size, const char *name);
22 /* kernel objdef query from /dev/kmpp_objs */
23 rk_s32 kmpp_objdef_get(KmppObjDef *def, rk_s32 priv_size, const char *name);
24 /* find kernel objdef by name */
25 rk_s32 kmpp_objdef_find(KmppObjDef *def, const char *name);
26 /* kernel objdef from /dev/kmpp_objs reduce refcnt */
27 rk_s32 kmpp_objdef_put(KmppObjDef def);
28 
29 /* userspace objdef add MppCfgObj root */
30 rk_s32 kmpp_objdef_add_cfg_root(KmppObjDef def, MppCfgObj root);
31 /* userspace objdef get MppCfgObj root */
32 MppCfgObj kmpp_objdef_get_cfg_root(KmppObjDef def);
33 /* userspace objdef add KmppEntry table */
34 rk_s32 kmpp_objdef_add_entry(KmppObjDef def, const char *name, KmppEntry *tbl);
35 /* userspace object init function register default object is all zero */
36 rk_s32 kmpp_objdef_add_init(KmppObjDef def, KmppObjInit init);
37 /* userspace object deinit function register */
38 rk_s32 kmpp_objdef_add_deinit(KmppObjDef def, KmppObjDeinit deinit);
39 /* userspace object preset function register */
40 rk_s32 kmpp_objdef_add_preset(KmppObjDef def, KmppObjPreset preset);
41 /* userspace object dump function register */
42 rk_s32 kmpp_objdef_add_dump(KmppObjDef def, KmppObjDump dump);
43 
44 rk_s32 kmpp_objdef_set_prop(KmppObjDef def, const char *op, rk_s32 value);
45 
46 rk_s32 kmpp_objdef_get_entry(KmppObjDef def, const char *name, KmppEntry **tbl);
47 rk_s32 kmpp_objdef_get_offset(KmppObjDef def, const char *name);
48 rk_s32 kmpp_objdef_get_cmd(KmppObjDef def, const char *name);
49 rk_s32 kmpp_objdef_dump(KmppObjDef def);
50 
51 /* mpp objcet internal element set / get function */
52 const char *kmpp_objdef_get_name(KmppObjDef def);
53 rk_s32 kmpp_objdef_get_entry_size(KmppObjDef def);
54 MppTrie kmpp_objdef_get_trie(KmppObjDef def);
55 
56 /* import kernel object ref */
57 rk_s32 kmpp_obj_get(KmppObj *obj, KmppObjDef def, const char *caller);
58 rk_s32 kmpp_obj_get_by_name(KmppObj *obj, const char *name, const char *caller);
59 rk_s32 kmpp_obj_get_by_sptr(KmppObj *obj, KmppShmPtr *sptr, const char *caller);
60 /* release object and impl head */
61 rk_s32 kmpp_obj_put(KmppObj obj, const char *caller);
62 /* release impl head only */
63 rk_s32 kmpp_obj_impl_put(KmppObj obj, const char *caller);
64 /* setup object to a preset value by string args input */
65 rk_s32 kmpp_obj_preset(KmppObj obj, const char *arg, const char *caller);
66 /* check object is valid or not */
67 rk_s32 kmpp_obj_check(KmppObj obj, const char *caller);
68 /* run object's ioctl to kernel with input and output object */
69 rk_s32 kmpp_obj_ioctl(KmppObj ctx, rk_s32 cmd, KmppObj in, KmppObj *out, const char *caller);
70 
71 #define kmpp_obj_get_f(obj, def)                kmpp_obj_get(obj, def, __FUNCTION__)
72 #define kmpp_obj_get_by_name_f(obj, name)       kmpp_obj_get_by_name(obj, name, __FUNCTION__)
73 #define kmpp_obj_get_by_sptr_f(obj, sptr)       kmpp_obj_get_by_sptr(obj, sptr, __FUNCTION__)
74 #define kmpp_obj_put_f(obj)                     kmpp_obj_put(obj, __FUNCTION__)
75 #define kmpp_obj_impl_put_f(obj)                kmpp_obj_impl_put(obj, __FUNCTION__)
76 #define kmpp_obj_preset_f(obj, arg)             kmpp_obj_preset(obj, arg, __FUNCTION__)
77 #define kmpp_obj_check_f(obj)                   kmpp_obj_check(obj, __FUNCTION__)
78 #define kmpp_obj_ioctl_f(ctx, cmd, in, out)     kmpp_obj_ioctl(ctx, cmd, in, out, __FUNCTION__)
79 
80 /* check a object is kobject or not */
81 rk_s32 kmpp_obj_is_kobj(KmppObj obj);
82 /* object to its objdef */
83 KmppObjDef kmpp_obj_to_objdef(KmppObj obj);
84 /* object implement element update flags access */
85 void *kmpp_obj_to_flags(KmppObj obj);
86 rk_s32 kmpp_obj_to_flags_size(KmppObj obj);
87 /* KmppShmPtr is the kernel share object userspace base address for kernel ioctl */
88 KmppShmPtr *kmpp_obj_to_shm(KmppObj obj);
89 /* KmppShmPtr size defined the copy size for kernel ioctl */
90 rk_s32 kmpp_obj_to_shm_size(KmppObj obj);
91 const char *kmpp_obj_get_name(KmppObj obj);
92 /*
93  * priv is the private data in userspace KmppObjImpl struct for kobject transaction
94  * priv = KmppObjImpl->priv
95  */
96 void *kmpp_obj_to_priv(KmppObj obj);
97 /*
98  * entry is the userspace address for kernel share object body
99  * entry = KmppShmPtr->uaddr + entry_offset
100  */
101 void *kmpp_obj_to_entry(KmppObj obj);
102 /* offset is the entry offset from kernel share object body */
103 rk_s32 kmpp_obj_to_offset(KmppObj obj, const char *name);
104 
105 /* value access function */
106 rk_s32 kmpp_obj_set_s32(KmppObj obj, const char *name, rk_s32 val);
107 rk_s32 kmpp_obj_get_s32(KmppObj obj, const char *name, rk_s32 *val);
108 rk_s32 kmpp_obj_set_u32(KmppObj obj, const char *name, rk_u32 val);
109 rk_s32 kmpp_obj_get_u32(KmppObj obj, const char *name, rk_u32 *val);
110 rk_s32 kmpp_obj_set_s64(KmppObj obj, const char *name, rk_s64 val);
111 rk_s32 kmpp_obj_get_s64(KmppObj obj, const char *name, rk_s64 *val);
112 rk_s32 kmpp_obj_set_u64(KmppObj obj, const char *name, rk_u64 val);
113 rk_s32 kmpp_obj_get_u64(KmppObj obj, const char *name, rk_u64 *val);
114 rk_s32 kmpp_obj_set_st(KmppObj obj, const char *name, void *val);
115 rk_s32 kmpp_obj_get_st(KmppObj obj, const char *name, void *val);
116 rk_s32 kmpp_obj_tbl_set_s32(KmppObj obj, KmppEntry *tbl, rk_s32 val);
117 rk_s32 kmpp_obj_tbl_get_s32(KmppObj obj, KmppEntry *tbl, rk_s32 *val);
118 rk_s32 kmpp_obj_tbl_set_u32(KmppObj obj, KmppEntry *tbl, rk_u32 val);
119 rk_s32 kmpp_obj_tbl_get_u32(KmppObj obj, KmppEntry *tbl, rk_u32 *val);
120 rk_s32 kmpp_obj_tbl_set_s64(KmppObj obj, KmppEntry *tbl, rk_s64 val);
121 rk_s32 kmpp_obj_tbl_get_s64(KmppObj obj, KmppEntry *tbl, rk_s64 *val);
122 rk_s32 kmpp_obj_tbl_set_u64(KmppObj obj, KmppEntry *tbl, rk_u64 val);
123 rk_s32 kmpp_obj_tbl_get_u64(KmppObj obj, KmppEntry *tbl, rk_u64 *val);
124 rk_s32 kmpp_obj_tbl_set_st(KmppObj obj, KmppEntry *tbl, void *val);
125 rk_s32 kmpp_obj_tbl_get_st(KmppObj obj, KmppEntry *tbl, void *val);
126 
127 /* userspace access only function */
128 rk_s32 kmpp_obj_set_obj(KmppObj obj, const char *name, KmppObj val);
129 rk_s32 kmpp_obj_get_obj(KmppObj obj, const char *name, KmppObj *val);
130 rk_s32 kmpp_obj_set_ptr(KmppObj obj, const char *name, void *val);
131 rk_s32 kmpp_obj_get_ptr(KmppObj obj, const char *name, void **val);
132 rk_s32 kmpp_obj_set_fp(KmppObj obj, const char *name, void *val);
133 rk_s32 kmpp_obj_get_fp(KmppObj obj, const char *name, void **val);
134 rk_s32 kmpp_obj_tbl_set_obj(KmppObj obj, KmppEntry *tbl, KmppObj val);
135 rk_s32 kmpp_obj_tbl_get_obj(KmppObj obj, KmppEntry *tbl, KmppObj *val);
136 rk_s32 kmpp_obj_tbl_set_ptr(KmppObj obj, KmppEntry *tbl, void *val);
137 rk_s32 kmpp_obj_tbl_get_ptr(KmppObj obj, KmppEntry *tbl, void **val);
138 rk_s32 kmpp_obj_tbl_set_fp(KmppObj obj, KmppEntry *tbl, void *val);
139 rk_s32 kmpp_obj_tbl_get_fp(KmppObj obj, KmppEntry *tbl, void **val);
140 
141 /* share access function */
142 rk_s32 kmpp_obj_set_shm(KmppObj obj, const char *name, KmppShmPtr *val);
143 rk_s32 kmpp_obj_get_shm(KmppObj obj, const char *name, KmppShmPtr *val);
144 rk_s32 kmpp_obj_tbl_set_shm(KmppObj obj, KmppEntry *tbl, KmppShmPtr *val);
145 rk_s32 kmpp_obj_tbl_get_shm(KmppObj obj, KmppEntry *tbl, KmppShmPtr *val);
146 
147 /* helper for get share object from a share memory element */
148 rk_s32 kmpp_obj_set_shm_obj(KmppObj obj, const char *name, KmppObj val);
149 rk_s32 kmpp_obj_get_shm_obj(KmppObj obj, const char *name, KmppObj *val);
150 
151 /* update flag check function */
152 rk_s32 kmpp_obj_test(KmppObj obj, const char *name);
153 rk_s32 kmpp_obj_tbl_test(KmppObj obj, KmppEntry *tbl);
154 rk_s32 kmpp_obj_update(KmppObj dst, KmppObj src);
155 rk_s32 kmpp_obj_update_entry(void *entry, KmppObj src);
156 
157 /* copy entry value from src to dst */
158 rk_s32 kmpp_obj_copy_entry(KmppObj dst, KmppObj src);
159 
160 /* run a callback function */
161 rk_s32 kmpp_obj_run(KmppObj obj, const char *name);
162 /* dump by userspace */
163 rk_s32 kmpp_obj_udump_f(KmppObj obj, const char *caller);
164 /* dump by kernel */
165 rk_s32 kmpp_obj_kdump_f(KmppObj obj, const char *caller);
166 
167 #define kmpp_obj_udump(obj) kmpp_obj_udump_f(obj, __FUNCTION__)
168 #define kmpp_obj_kdump(obj) kmpp_obj_kdump_f(obj, __FUNCTION__)
169 
170 rk_s32 kmpp_shm_get(KmppShm *shm, rk_s32 size, const char *caller);
171 rk_s32 kmpp_shm_put(KmppShm shm, const char *caller);
172 
173 void *kmpp_shm_to_entry(KmppShm shm, const char *caller);
174 
175 #define kmpp_shm_get_f(shm, size)   kmpp_shm_get(shm, size, __FUNCTION__)
176 #define kmpp_shm_put_f(shm)         kmpp_shm_put(shm, __FUNCTION__)
177 #define kmpp_shm_to_entry_f(shm)    kmpp_shm_to_entry(shm, __FUNCTION__)
178 
179 const char *strof_elem_type(ElemType type);
180 
181 #ifdef __cplusplus
182 }
183 #endif
184 
185 #endif /* __KMPP_OBJ_H__ */
186