Niranjan Yadla | 19336af | 2018-04-19 12:19:27 -0700 | [diff] [blame^] | 1 | /******************************************************************************* |
| 2 | * Copyright (C) 2018 Cadence Design Systems, Inc. |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining |
| 5 | * a copy of this software and associated documentation files (the |
| 6 | * "Software"), to use this Software with Cadence processor cores only and |
| 7 | * not with any other processors and platforms, subject to |
| 8 | * the following conditions: |
| 9 | * |
| 10 | * The above copyright notice and this permission notice shall be included |
| 11 | * in all copies or substantial portions of the Software. |
| 12 | * |
| 13 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 14 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 15 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 16 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| 17 | * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| 18 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| 19 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 20 | |
| 21 | ******************************************************************************/ |
| 22 | |
| 23 | /******************************************************************************* |
| 24 | * xa-class-base.h |
| 25 | * |
| 26 | * Generic Xtensa Audio codecs interfaces |
| 27 | * |
| 28 | ******************************************************************************/ |
| 29 | |
| 30 | #ifndef __XA_CLASS_BASE_H |
| 31 | #define __XA_CLASS_BASE_H |
| 32 | |
| 33 | /******************************************************************************* |
| 34 | * Includes |
| 35 | ******************************************************************************/ |
| 36 | |
| 37 | /* ...audio-specific API */ |
| 38 | #include "audio/xa_type_def.h" |
| 39 | #include "audio/xa_error_standards.h" |
| 40 | #include "audio/xa_apicmd_standards.h" |
| 41 | #include "audio/xa_memory_standards.h" |
| 42 | |
| 43 | /******************************************************************************* |
| 44 | * Generic codec structure |
| 45 | ******************************************************************************/ |
| 46 | |
| 47 | typedef struct XACodecBase XACodecBase; |
| 48 | |
| 49 | /* ...memory buffer initialization */ |
| 50 | typedef XA_ERRORCODE (*xa_codec_memtab_f)(XACodecBase *codec, WORD32 i, WORD32 type, WORD32 size, WORD32 align, u32 core); |
| 51 | |
| 52 | /* ...preprocessing operation */ |
| 53 | typedef XA_ERRORCODE (*xa_codec_preprocess_f)(XACodecBase *); |
| 54 | |
| 55 | /* ...postprocessing operation */ |
| 56 | typedef XA_ERRORCODE (*xa_codec_postprocess_f)(XACodecBase *, int); |
| 57 | |
| 58 | /* ...parameter setting function */ |
| 59 | typedef XA_ERRORCODE (*xa_codec_setparam_f)(XACodecBase *, WORD32, pVOID p); |
| 60 | |
| 61 | /* ...parameter retrival function */ |
| 62 | typedef XA_ERRORCODE (*xa_codec_getparam_f)(XACodecBase *, WORD32, pVOID p); |
| 63 | |
| 64 | /******************************************************************************* |
| 65 | * Codec instance structure |
| 66 | ******************************************************************************/ |
| 67 | |
| 68 | struct XACodecBase |
| 69 | { |
| 70 | /*************************************************************************** |
| 71 | * Control data |
| 72 | **************************************************************************/ |
| 73 | |
| 74 | /* ...generic component handle */ |
| 75 | xf_component_t component; |
| 76 | |
| 77 | /* ...codec API entry point (function) */ |
| 78 | xa_codec_func_t *process; |
| 79 | |
| 80 | /* ...codec API handle, passed to *process */ |
| 81 | xf_mm_buffer_t api; |
| 82 | |
| 83 | /* ...memory table buffer */ |
| 84 | xf_mm_buffer_t mem_tabs; |
| 85 | |
| 86 | /* ...persistent memory buffer */ |
| 87 | xf_mm_buffer_t persist; |
| 88 | |
| 89 | /* ...scratch memory pointer */ |
| 90 | void *scratch; |
| 91 | |
| 92 | /* ...codec control state */ |
| 93 | u32 state; |
| 94 | |
| 95 | /*************************************************************************** |
| 96 | * Codec-specific methods |
| 97 | **************************************************************************/ |
| 98 | |
| 99 | /* ...memory buffer initialization */ |
| 100 | xa_codec_memtab_f memtab; |
| 101 | |
| 102 | /* ...preprocessing function */ |
| 103 | xa_codec_preprocess_f preprocess; |
| 104 | |
| 105 | /* ...postprocessing function */ |
| 106 | xa_codec_postprocess_f postprocess; |
| 107 | |
| 108 | /* ...configuration parameter setting function */ |
| 109 | xa_codec_setparam_f setparam; |
| 110 | |
| 111 | /* ...configuration parameter retrieval function */ |
| 112 | xa_codec_getparam_f getparam; |
| 113 | |
| 114 | /* ...command-processing table */ |
| 115 | XA_ERRORCODE (* const * command)(XACodecBase *, xf_message_t *); |
| 116 | |
| 117 | /* ...command-processing table size */ |
| 118 | u32 command_num; |
| 119 | }; |
| 120 | |
| 121 | /******************************************************************************* |
| 122 | * Base codec execution flags |
| 123 | ******************************************************************************/ |
| 124 | |
| 125 | /* ...codec static initialization completed */ |
| 126 | #define XA_BASE_FLAG_POSTINIT (1 << 0) |
| 127 | |
| 128 | /* ...codec runtime initialization sequence */ |
| 129 | #define XA_BASE_FLAG_RUNTIME_INIT (1 << 1) |
| 130 | |
| 131 | /* ...codec steady execution state */ |
| 132 | #define XA_BASE_FLAG_EXECUTION (1 << 2) |
| 133 | |
| 134 | /* ...execution stage completed */ |
| 135 | #define XA_BASE_FLAG_COMPLETED (1 << 3) |
| 136 | |
| 137 | /* ...data processing scheduling flag */ |
| 138 | #define XA_BASE_FLAG_SCHEDULE (1 << 4) |
| 139 | |
| 140 | /* ...base codec flags accessor */ |
| 141 | #define __XA_BASE_FLAGS(flags) ((flags) & ((1 << 5) - 1)) |
| 142 | |
| 143 | /* ...custom execution flag */ |
| 144 | #define __XA_BASE_FLAG(f) ((f) << 5) |
| 145 | |
| 146 | /******************************************************************************* |
| 147 | * Local macros definitions |
| 148 | ******************************************************************************/ |
| 149 | |
| 150 | /* ...audio-framework API function execution */ |
| 151 | #define XA_CHK(cond) \ |
| 152 | ({ \ |
| 153 | XA_ERRORCODE __e = (cond); \ |
| 154 | if (__e != XA_NO_ERROR) \ |
| 155 | { \ |
| 156 | if (XA_ERROR_SEVERITY(__e)) \ |
| 157 | { \ |
| 158 | TRACE(ERROR, _x("error: %X"), __e); \ |
| 159 | return __e; \ |
| 160 | } \ |
| 161 | TRACE(WARNING, _x("warning: %X"), __e); \ |
| 162 | } \ |
| 163 | __e; \ |
| 164 | }) |
| 165 | |
| 166 | /* ...low-level codec API function execution */ |
| 167 | #define XA_API(codec, cmd, idx, pv) \ |
| 168 | ({ \ |
| 169 | XA_ERRORCODE __e; \ |
| 170 | __e = (codec)->process((xa_codec_handle_t)(codec)->api.addr, (cmd), (idx), (pv)); \ |
| 171 | if (__e != XA_NO_ERROR) \ |
| 172 | { \ |
| 173 | if (XA_ERROR_SEVERITY(__e)) \ |
| 174 | { \ |
| 175 | TRACE(ERROR, _x("[%p]:(%d, %d, %p): %X"), (codec), (cmd), (idx), (pv), __e); \ |
| 176 | return __e; \ |
| 177 | } \ |
| 178 | TRACE(WARNING, _x("%X"), __e); \ |
| 179 | } \ |
| 180 | __e; \ |
| 181 | }) |
| 182 | |
| 183 | #define XA_API_NORET(codec, cmd, idx, pv) \ |
| 184 | ({ \ |
| 185 | XA_ERRORCODE __e; \ |
| 186 | __e = (codec)->process((xa_codec_handle_t)(codec)->api.addr, (cmd), (idx), (pv)); \ |
| 187 | if (__e != XA_NO_ERROR) \ |
| 188 | { \ |
| 189 | if (XA_ERROR_SEVERITY(__e)) \ |
| 190 | { \ |
| 191 | TRACE(ERROR, _x("[%p]:(%d, %d, %p): %X"), (codec), (cmd), (idx), (pv), __e); \ |
| 192 | } \ |
| 193 | TRACE(WARNING, _x("%X"), __e); \ |
| 194 | } \ |
| 195 | __e; \ |
| 196 | }) |
| 197 | |
| 198 | /* ...codec hook invocation */ |
| 199 | #define CODEC_API(codec, func, ...) \ |
| 200 | ({ \ |
| 201 | XA_ERRORCODE __e = (codec)->func((codec), ##__VA_ARGS__); \ |
| 202 | \ |
| 203 | if (__e != XA_NO_ERROR) \ |
| 204 | { \ |
| 205 | if (XA_ERROR_SEVERITY(__e)) \ |
| 206 | { \ |
| 207 | /* ...actual error is reported by the codec */ \ |
| 208 | TRACE(ERROR, _x("[%p]: " #func ": %X"), (codec), __e); \ |
| 209 | return __e; \ |
| 210 | } \ |
| 211 | \ |
| 212 | TRACE(WARNING, _x("warning: %X"), __e); \ |
| 213 | } \ |
| 214 | __e; \ |
| 215 | }) |
| 216 | |
| 217 | /* ...allocate local memory on specific core */ |
| 218 | #define XMALLOC(p, size, align, core) \ |
| 219 | do \ |
| 220 | { \ |
| 221 | if (xf_mm_alloc_buffer((size), (align), (core), (p)) != 0) \ |
| 222 | { \ |
| 223 | TRACE(ERROR, _x("Failed to allocate %d bytes of memory"), (size)); \ |
| 224 | return XA_API_FATAL_MEM_ALLOC; \ |
| 225 | } \ |
| 226 | \ |
| 227 | if (((u32)((p)->addr) & ((align) - 1)) != 0) \ |
| 228 | { \ |
| 229 | TRACE(ERROR, _x("Invalid %d-algnment: %p"), (align), (p)->addr); \ |
| 230 | return XA_API_FATAL_MEM_ALIGN; \ |
| 231 | } \ |
| 232 | } \ |
| 233 | while (0) |
| 234 | |
| 235 | /******************************************************************************* |
| 236 | * Public API |
| 237 | ******************************************************************************/ |
| 238 | |
| 239 | /* ...SET-PARAM processing */ |
| 240 | extern XA_ERRORCODE xa_base_set_param(XACodecBase *base, xf_message_t *m); |
| 241 | |
| 242 | /* ...GET-PARAM-EXT message processing */ |
| 243 | extern XA_ERRORCODE xa_base_set_param_ext(XACodecBase *base, xf_message_t *m); |
| 244 | |
| 245 | /* ...GET-PARAM message processing */ |
| 246 | extern XA_ERRORCODE xa_base_get_param(XACodecBase *base, xf_message_t *m); |
| 247 | |
| 248 | /* ...GET-PARAM-EXT message processing */ |
| 249 | extern XA_ERRORCODE xa_base_get_param_ext(XACodecBase *base, xf_message_t *m); |
| 250 | |
| 251 | /* ...data processing scheduling */ |
| 252 | extern void xa_base_schedule(XACodecBase *base, u32 dts); |
| 253 | |
| 254 | /* ...cancel internal scheduling message */ |
| 255 | extern void xa_base_cancel(XACodecBase *base); |
| 256 | |
| 257 | /* ...base codec factory */ |
| 258 | extern XACodecBase * xa_base_factory(u32 core, u32 size, xa_codec_func_t process); |
| 259 | |
| 260 | /* ...base codec destructor */ |
| 261 | extern void xa_base_destroy(XACodecBase *base, u32 size, u32 core); |
| 262 | |
| 263 | #endif /* __XA_CLASS_BASE_H */ |