1 // SPDX-License-Identifier: GPL-2.0-only 2 // 3 // aw88395_lib.c -- ACF bin parsing and check library file for aw88395 4 // 5 // Copyright (c) 2022-2023 AWINIC Technology CO., LTD 6 // 7 // Author: Bruce zhao <zhaolei@awinic.com> 8 // 9 10 #include <linux/crc8.h> 11 #include <linux/i2c.h> 12 #include "aw88395_lib.h" 13 #include "aw88395_device.h" 14 15 #define AW88395_CRC8_POLYNOMIAL 0x8C 16 DECLARE_CRC8_TABLE(aw_crc8_table); 17 18 static char *profile_name[AW88395_PROFILE_MAX] = { 19 "Music", "Voice", "Voip", "Ringtone", 20 "Ringtone_hs", "Lowpower", "Bypass", 21 "Mmi", "Fm", "Notification", "Receiver" 22 }; 23 24 static int aw_parse_bin_header(struct aw_device *aw_dev, struct aw_bin *bin); 25 26 static int aw_check_sum(struct aw_device *aw_dev, struct aw_bin *bin, int bin_num) 27 { 28 unsigned char *p_check_sum; 29 unsigned int sum_data = 0; 30 unsigned int check_sum; 31 unsigned int i, len; 32 33 p_check_sum = &(bin->info.data[(bin->header_info[bin_num].valid_data_addr - 34 bin->header_info[bin_num].header_len)]); 35 len = bin->header_info[bin_num].bin_data_len + bin->header_info[bin_num].header_len; 36 check_sum = le32_to_cpup((void *)p_check_sum); 37 38 for (i = 4; i < len; i++) 39 sum_data += *(p_check_sum + i); 40 41 dev_dbg(aw_dev->dev, "%s -- check_sum = %p, check_sum = 0x%x, sum_data = 0x%x", 42 __func__, p_check_sum, check_sum, sum_data); 43 if (sum_data != check_sum) { 44 dev_err(aw_dev->dev, "%s. CheckSum Fail.bin_num=%d, CheckSum:0x%x, SumData:0x%x", 45 __func__, bin_num, check_sum, sum_data); 46 return -EINVAL; 47 } 48 49 return 0; 50 } 51 52 static int aw_check_data_version(struct aw_device *aw_dev, struct aw_bin *bin, int bin_num) 53 { 54 if (bin->header_info[bin_num].bin_data_ver < DATA_VERSION_V1 || 55 bin->header_info[bin_num].bin_data_ver > DATA_VERSION_MAX) { 56 dev_err(aw_dev->dev, "aw_bin_parse Unrecognized this bin data version\n"); 57 return -EINVAL; 58 } 59 60 return 0; 61 } 62 63 static int aw_check_register_num(struct aw_device *aw_dev, struct aw_bin *bin, int bin_num) 64 { 65 struct bin_header_info temp_info = bin->header_info[bin_num]; 66 unsigned int check_register_num, parse_register_num; 67 unsigned char *p_check_sum; 68 69 p_check_sum = &(bin->info.data[(temp_info.valid_data_addr)]); 70 71 parse_register_num = le32_to_cpup((void *)p_check_sum); 72 check_register_num = (bin->header_info[bin_num].bin_data_len - CHECK_REGISTER_NUM_OFFSET) / 73 (bin->header_info[bin_num].reg_byte_len + 74 bin->header_info[bin_num].data_byte_len); 75 dev_dbg(aw_dev->dev, "%s,parse_register_num = 0x%x,check_register_num = 0x%x\n", 76 __func__, parse_register_num, check_register_num); 77 if (parse_register_num != check_register_num) { 78 dev_err(aw_dev->dev, "%s parse_register_num = 0x%x,check_register_num = 0x%x\n", 79 __func__, parse_register_num, check_register_num); 80 return -EINVAL; 81 } 82 83 bin->header_info[bin_num].reg_num = parse_register_num; 84 bin->header_info[bin_num].valid_data_len = temp_info.bin_data_len - VALID_DATA_LEN; 85 bin->header_info[bin_num].valid_data_addr = temp_info.valid_data_addr + VALID_DATA_ADDR; 86 87 return 0; 88 } 89 90 static int aw_check_dsp_reg_num(struct aw_device *aw_dev, struct aw_bin *bin, int bin_num) 91 { 92 struct bin_header_info temp_info = bin->header_info[bin_num]; 93 unsigned int check_dsp_reg_num, parse_dsp_reg_num; 94 unsigned char *p_check_sum; 95 96 p_check_sum = &(bin->info.data[(temp_info.valid_data_addr)]); 97 98 parse_dsp_reg_num = le32_to_cpup((void *)(p_check_sum + PARSE_DSP_REG_NUM)); 99 bin->header_info[bin_num].reg_data_byte_len = 100 le32_to_cpup((void *)(p_check_sum + REG_DATA_BYTP_LEN)); 101 check_dsp_reg_num = (bin->header_info[bin_num].bin_data_len - CHECK_DSP_REG_NUM) / 102 bin->header_info[bin_num].reg_data_byte_len; 103 dev_dbg(aw_dev->dev, "%s bin_num = %d, parse_dsp_reg_num = 0x%x, check_dsp_reg_num = 0x%x", 104 __func__, bin_num, check_dsp_reg_num, check_dsp_reg_num); 105 if (parse_dsp_reg_num != check_dsp_reg_num) { 106 dev_err(aw_dev->dev, "aw_bin_parse check dsp reg num error\n"); 107 dev_err(aw_dev->dev, "%s parse_dsp_reg_num = 0x%x, check_dsp_reg_num = 0x%x", 108 __func__, check_dsp_reg_num, check_dsp_reg_num); 109 return -EINVAL; 110 } 111 112 bin->header_info[bin_num].download_addr = le32_to_cpup((void *)p_check_sum); 113 bin->header_info[bin_num].reg_num = parse_dsp_reg_num; 114 bin->header_info[bin_num].valid_data_len = temp_info.bin_data_len - DSP_VALID_DATA_LEN; 115 bin->header_info[bin_num].valid_data_addr = temp_info.valid_data_addr + 116 DSP_VALID_DATA_ADDR; 117 118 return 0; 119 } 120 121 static int aw_check_soc_app_num(struct aw_device *aw_dev, struct aw_bin *bin, int bin_num) 122 { 123 struct bin_header_info temp_info = bin->header_info[bin_num]; 124 unsigned int check_soc_app_num, parse_soc_app_num; 125 unsigned char *p_check_sum; 126 127 p_check_sum = &(bin->info.data[(temp_info.valid_data_addr)]); 128 129 bin->header_info[bin_num].app_version = le32_to_cpup((void *)p_check_sum); 130 parse_soc_app_num = le32_to_cpup((void *)(p_check_sum + PARSE_SOC_APP_NUM)); 131 check_soc_app_num = bin->header_info[bin_num].bin_data_len - CHECK_SOC_APP_NUM; 132 dev_dbg(aw_dev->dev, "%s bin_num = %d, parse_soc_app_num=0x%x, check_soc_app_num = 0x%x\n", 133 __func__, bin_num, parse_soc_app_num, check_soc_app_num); 134 if (parse_soc_app_num != check_soc_app_num) { 135 dev_err(aw_dev->dev, "%s parse_soc_app_num=0x%x, check_soc_app_num = 0x%x\n", 136 __func__, parse_soc_app_num, check_soc_app_num); 137 return -EINVAL; 138 } 139 140 bin->header_info[bin_num].reg_num = parse_soc_app_num; 141 bin->header_info[bin_num].download_addr = le32_to_cpup((void *)(p_check_sum + 142 APP_DOWNLOAD_ADDR)); 143 bin->header_info[bin_num].valid_data_len = temp_info.bin_data_len - APP_VALID_DATA_LEN; 144 bin->header_info[bin_num].valid_data_addr = temp_info.valid_data_addr + 145 APP_VALID_DATA_ADDR; 146 147 return 0; 148 } 149 150 static void aw_get_single_bin_header(struct aw_bin *bin) 151 { 152 memcpy((void *)&bin->header_info[bin->all_bin_parse_num], bin->p_addr, DATA_LEN); 153 154 bin->header_info[bin->all_bin_parse_num].header_len = HEADER_LEN; 155 bin->all_bin_parse_num += 1; 156 } 157 158 static int aw_parse_one_of_multi_bins(struct aw_device *aw_dev, unsigned int bin_num, 159 int bin_serial_num, struct aw_bin *bin) 160 { 161 struct bin_header_info aw_bin_header_info; 162 unsigned int bin_start_addr; 163 unsigned int valid_data_len; 164 165 if (bin->info.len < sizeof(struct bin_header_info)) { 166 dev_err(aw_dev->dev, "bin_header_info size[%d] overflow file size[%d]\n", 167 (int)sizeof(struct bin_header_info), bin->info.len); 168 return -EINVAL; 169 } 170 171 aw_bin_header_info = bin->header_info[bin->all_bin_parse_num - 1]; 172 if (!bin_serial_num) { 173 bin_start_addr = le32_to_cpup((void *)(bin->p_addr + START_ADDR_OFFSET)); 174 bin->p_addr += (HEADER_LEN + bin_start_addr); 175 bin->header_info[bin->all_bin_parse_num].valid_data_addr = 176 aw_bin_header_info.valid_data_addr + VALID_DATA_ADDR + 8 * bin_num + 177 VALID_DATA_ADDR_OFFSET; 178 } else { 179 valid_data_len = aw_bin_header_info.bin_data_len; 180 bin->p_addr += (HDADER_LEN + valid_data_len); 181 bin->header_info[bin->all_bin_parse_num].valid_data_addr = 182 aw_bin_header_info.valid_data_addr + aw_bin_header_info.bin_data_len + 183 VALID_DATA_ADDR_OFFSET; 184 } 185 186 return aw_parse_bin_header(aw_dev, bin); 187 } 188 189 static int aw_get_multi_bin_header(struct aw_device *aw_dev, struct aw_bin *bin) 190 { 191 unsigned int bin_num, i; 192 int ret; 193 194 bin_num = le32_to_cpup((void *)(bin->p_addr + VALID_DATA_ADDR_OFFSET)); 195 if (bin->multi_bin_parse_num == 1) 196 bin->header_info[bin->all_bin_parse_num].valid_data_addr = 197 VALID_DATA_ADDR_OFFSET; 198 199 aw_get_single_bin_header(bin); 200 201 for (i = 0; i < bin_num; i++) { 202 dev_dbg(aw_dev->dev, "aw_bin_parse enter multi bin for is %d\n", i); 203 ret = aw_parse_one_of_multi_bins(aw_dev, bin_num, i, bin); 204 if (ret < 0) 205 return ret; 206 } 207 208 return 0; 209 } 210 211 static int aw_parse_bin_header(struct aw_device *aw_dev, struct aw_bin *bin) 212 { 213 unsigned int bin_data_type; 214 215 if (bin->info.len < sizeof(struct bin_header_info)) { 216 dev_err(aw_dev->dev, "bin_header_info size[%d] overflow file size[%d]\n", 217 (int)sizeof(struct bin_header_info), bin->info.len); 218 return -EINVAL; 219 } 220 221 bin_data_type = le32_to_cpup((void *)(bin->p_addr + BIN_DATA_TYPE_OFFSET)); 222 dev_dbg(aw_dev->dev, "aw_bin_parse bin_data_type 0x%x\n", bin_data_type); 223 switch (bin_data_type) { 224 case DATA_TYPE_REGISTER: 225 case DATA_TYPE_DSP_REG: 226 case DATA_TYPE_SOC_APP: 227 bin->single_bin_parse_num += 1; 228 dev_dbg(aw_dev->dev, "%s bin->single_bin_parse_num is %d\n", __func__, 229 bin->single_bin_parse_num); 230 if (!bin->multi_bin_parse_num) 231 bin->header_info[bin->all_bin_parse_num].valid_data_addr = 232 VALID_DATA_ADDR_OFFSET; 233 aw_get_single_bin_header(bin); 234 return 0; 235 case DATA_TYPE_MULTI_BINS: 236 bin->multi_bin_parse_num += 1; 237 dev_dbg(aw_dev->dev, "%s bin->multi_bin_parse_num is %d\n", __func__, 238 bin->multi_bin_parse_num); 239 return aw_get_multi_bin_header(aw_dev, bin); 240 default: 241 dev_dbg(aw_dev->dev, "%s There is no corresponding type\n", __func__); 242 return 0; 243 } 244 } 245 246 static int aw_check_bin_header_version(struct aw_device *aw_dev, struct aw_bin *bin) 247 { 248 unsigned int header_version; 249 250 header_version = le32_to_cpup((void *)(bin->p_addr + HEADER_VERSION_OFFSET)); 251 dev_dbg(aw_dev->dev, "aw_bin_parse header_version 0x%x\n", header_version); 252 253 switch (header_version) { 254 case HEADER_VERSION_V1: 255 return aw_parse_bin_header(aw_dev, bin); 256 default: 257 dev_err(aw_dev->dev, "aw_bin_parse Unrecognized this bin header version\n"); 258 return -EINVAL; 259 } 260 } 261 262 static int aw_parsing_bin_file(struct aw_device *aw_dev, struct aw_bin *bin) 263 { 264 int ret = -EINVAL; 265 int i; 266 267 if (!bin) { 268 dev_err(aw_dev->dev, "aw_bin_parse bin is NULL\n"); 269 return ret; 270 } 271 bin->p_addr = bin->info.data; 272 bin->all_bin_parse_num = 0; 273 bin->multi_bin_parse_num = 0; 274 bin->single_bin_parse_num = 0; 275 276 ret = aw_check_bin_header_version(aw_dev, bin); 277 if (ret < 0) { 278 dev_err(aw_dev->dev, "aw_bin_parse check bin header version error\n"); 279 return ret; 280 } 281 282 for (i = 0; i < bin->all_bin_parse_num; i++) { 283 ret = aw_check_sum(aw_dev, bin, i); 284 if (ret < 0) { 285 dev_err(aw_dev->dev, "aw_bin_parse check sum data error\n"); 286 return ret; 287 } 288 ret = aw_check_data_version(aw_dev, bin, i); 289 if (ret < 0) { 290 dev_err(aw_dev->dev, "aw_bin_parse check data version error\n"); 291 return ret; 292 } 293 if (bin->header_info[i].bin_data_ver == DATA_VERSION_V1) { 294 switch (bin->header_info[i].bin_data_type) { 295 case DATA_TYPE_REGISTER: 296 ret = aw_check_register_num(aw_dev, bin, i); 297 break; 298 case DATA_TYPE_DSP_REG: 299 ret = aw_check_dsp_reg_num(aw_dev, bin, i); 300 break; 301 case DATA_TYPE_SOC_APP: 302 ret = aw_check_soc_app_num(aw_dev, bin, i); 303 break; 304 default: 305 bin->header_info[i].valid_data_len = 306 bin->header_info[i].bin_data_len; 307 ret = 0; 308 break; 309 } 310 if (ret < 0) 311 return ret; 312 } 313 } 314 315 return 0; 316 } 317 318 static int aw_dev_parse_raw_reg(unsigned char *data, unsigned int data_len, 319 struct aw_prof_desc *prof_desc) 320 { 321 prof_desc->sec_desc[AW88395_DATA_TYPE_REG].data = data; 322 prof_desc->sec_desc[AW88395_DATA_TYPE_REG].len = data_len; 323 324 prof_desc->prof_st = AW88395_PROFILE_OK; 325 326 return 0; 327 } 328 329 static int aw_dev_parse_raw_dsp_cfg(unsigned char *data, unsigned int data_len, 330 struct aw_prof_desc *prof_desc) 331 { 332 if (data_len & 0x01) 333 return -EINVAL; 334 335 swab16_array((u16 *)data, data_len >> 1); 336 337 prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_CFG].data = data; 338 prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_CFG].len = data_len; 339 340 prof_desc->prof_st = AW88395_PROFILE_OK; 341 342 return 0; 343 } 344 345 static int aw_dev_parse_raw_dsp_fw(unsigned char *data, unsigned int data_len, 346 struct aw_prof_desc *prof_desc) 347 { 348 if (data_len & 0x01) 349 return -EINVAL; 350 351 swab16_array((u16 *)data, data_len >> 1); 352 353 prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_FW].data = data; 354 prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_FW].len = data_len; 355 356 prof_desc->prof_st = AW88395_PROFILE_OK; 357 358 return 0; 359 } 360 361 static int aw_dev_prof_parse_multi_bin(struct aw_device *aw_dev, unsigned char *data, 362 unsigned int data_len, struct aw_prof_desc *prof_desc) 363 { 364 struct aw_bin *aw_bin; 365 int ret; 366 int i; 367 368 aw_bin = devm_kzalloc(aw_dev->dev, data_len + sizeof(struct aw_bin), GFP_KERNEL); 369 if (!aw_bin) 370 return -ENOMEM; 371 372 aw_bin->info.len = data_len; 373 memcpy(aw_bin->info.data, data, data_len); 374 375 ret = aw_parsing_bin_file(aw_dev, aw_bin); 376 if (ret < 0) { 377 dev_err(aw_dev->dev, "parse bin failed"); 378 goto parse_bin_failed; 379 } 380 381 for (i = 0; i < aw_bin->all_bin_parse_num; i++) { 382 switch (aw_bin->header_info[i].bin_data_type) { 383 case DATA_TYPE_REGISTER: 384 prof_desc->sec_desc[AW88395_DATA_TYPE_REG].len = 385 aw_bin->header_info[i].valid_data_len; 386 prof_desc->sec_desc[AW88395_DATA_TYPE_REG].data = 387 data + aw_bin->header_info[i].valid_data_addr; 388 break; 389 case DATA_TYPE_DSP_REG: 390 if (aw_bin->header_info[i].valid_data_len & 0x01) { 391 ret = -EINVAL; 392 goto parse_bin_failed; 393 } 394 395 swab16_array((u16 *)(data + aw_bin->header_info[i].valid_data_addr), 396 aw_bin->header_info[i].valid_data_len >> 1); 397 398 prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_CFG].len = 399 aw_bin->header_info[i].valid_data_len; 400 prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_CFG].data = 401 data + aw_bin->header_info[i].valid_data_addr; 402 break; 403 case DATA_TYPE_DSP_FW: 404 case DATA_TYPE_SOC_APP: 405 if (aw_bin->header_info[i].valid_data_len & 0x01) { 406 ret = -EINVAL; 407 goto parse_bin_failed; 408 } 409 410 swab16_array((u16 *)(data + aw_bin->header_info[i].valid_data_addr), 411 aw_bin->header_info[i].valid_data_len >> 1); 412 413 prof_desc->fw_ver = aw_bin->header_info[i].app_version; 414 prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_FW].len = 415 aw_bin->header_info[i].valid_data_len; 416 prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_FW].data = 417 data + aw_bin->header_info[i].valid_data_addr; 418 break; 419 default: 420 dev_dbg(aw_dev->dev, "bin_data_type not found"); 421 break; 422 } 423 } 424 prof_desc->prof_st = AW88395_PROFILE_OK; 425 ret = 0; 426 427 parse_bin_failed: 428 devm_kfree(aw_dev->dev, aw_bin); 429 return ret; 430 } 431 432 static int aw_dev_parse_data_by_sec_type(struct aw_device *aw_dev, struct aw_cfg_hdr *cfg_hdr, 433 struct aw_cfg_dde *cfg_dde, struct aw_prof_desc *scene_prof_desc) 434 { 435 switch (cfg_dde->data_type) { 436 case ACF_SEC_TYPE_REG: 437 return aw_dev_parse_raw_reg((u8 *)cfg_hdr + cfg_dde->data_offset, 438 cfg_dde->data_size, scene_prof_desc); 439 case ACF_SEC_TYPE_DSP_CFG: 440 return aw_dev_parse_raw_dsp_cfg((u8 *)cfg_hdr + cfg_dde->data_offset, 441 cfg_dde->data_size, scene_prof_desc); 442 case ACF_SEC_TYPE_DSP_FW: 443 return aw_dev_parse_raw_dsp_fw( 444 (u8 *)cfg_hdr + cfg_dde->data_offset, 445 cfg_dde->data_size, scene_prof_desc); 446 case ACF_SEC_TYPE_MULTIPLE_BIN: 447 return aw_dev_prof_parse_multi_bin( 448 aw_dev, (u8 *)cfg_hdr + cfg_dde->data_offset, 449 cfg_dde->data_size, scene_prof_desc); 450 default: 451 dev_err(aw_dev->dev, "%s cfg_dde->data_type = %d\n", __func__, cfg_dde->data_type); 452 break; 453 } 454 455 return 0; 456 } 457 458 static int aw_dev_parse_dev_type(struct aw_device *aw_dev, 459 struct aw_cfg_hdr *prof_hdr, struct aw_all_prof_info *all_prof_info) 460 { 461 struct aw_cfg_dde *cfg_dde = 462 (struct aw_cfg_dde *)((char *)prof_hdr + prof_hdr->hdr_offset); 463 int sec_num = 0; 464 int ret, i; 465 466 for (i = 0; i < prof_hdr->ddt_num; i++) { 467 if ((aw_dev->i2c->adapter->nr == cfg_dde[i].dev_bus) && 468 (aw_dev->i2c->addr == cfg_dde[i].dev_addr) && 469 (cfg_dde[i].type == AW88395_DEV_TYPE_ID) && 470 (cfg_dde[i].data_type != ACF_SEC_TYPE_MONITOR)) { 471 if (cfg_dde[i].dev_profile >= AW88395_PROFILE_MAX) { 472 dev_err(aw_dev->dev, "dev_profile [%d] overflow", 473 cfg_dde[i].dev_profile); 474 return -EINVAL; 475 } 476 477 ret = aw_dev_parse_data_by_sec_type(aw_dev, prof_hdr, &cfg_dde[i], 478 &all_prof_info->prof_desc[cfg_dde[i].dev_profile]); 479 if (ret < 0) { 480 dev_err(aw_dev->dev, "parse failed"); 481 return ret; 482 } 483 sec_num++; 484 } 485 } 486 487 if (sec_num == 0) { 488 dev_dbg(aw_dev->dev, "get dev type num is %d, please use default", sec_num); 489 return AW88395_DEV_TYPE_NONE; 490 } 491 492 return AW88395_DEV_TYPE_OK; 493 } 494 495 static int aw_dev_parse_dev_default_type(struct aw_device *aw_dev, 496 struct aw_cfg_hdr *prof_hdr, struct aw_all_prof_info *all_prof_info) 497 { 498 struct aw_cfg_dde *cfg_dde = 499 (struct aw_cfg_dde *)((char *)prof_hdr + prof_hdr->hdr_offset); 500 int sec_num = 0; 501 int ret, i; 502 503 for (i = 0; i < prof_hdr->ddt_num; i++) { 504 if ((aw_dev->channel == cfg_dde[i].dev_index) && 505 (cfg_dde[i].type == AW88395_DEV_DEFAULT_TYPE_ID) && 506 (cfg_dde[i].data_type != ACF_SEC_TYPE_MONITOR)) { 507 if (cfg_dde[i].dev_profile >= AW88395_PROFILE_MAX) { 508 dev_err(aw_dev->dev, "dev_profile [%d] overflow", 509 cfg_dde[i].dev_profile); 510 return -EINVAL; 511 } 512 ret = aw_dev_parse_data_by_sec_type(aw_dev, prof_hdr, &cfg_dde[i], 513 &all_prof_info->prof_desc[cfg_dde[i].dev_profile]); 514 if (ret < 0) { 515 dev_err(aw_dev->dev, "parse failed"); 516 return ret; 517 } 518 sec_num++; 519 } 520 } 521 522 if (sec_num == 0) { 523 dev_err(aw_dev->dev, "get dev default type failed, get num[%d]", sec_num); 524 return -EINVAL; 525 } 526 527 return 0; 528 } 529 530 static int aw_dev_cfg_get_valid_prof(struct aw_device *aw_dev, 531 struct aw_all_prof_info all_prof_info) 532 { 533 struct aw_prof_desc *prof_desc = all_prof_info.prof_desc; 534 struct aw_prof_info *prof_info = &aw_dev->prof_info; 535 struct aw_sec_data_desc *sec_desc; 536 int num = 0; 537 int i; 538 539 for (i = 0; i < AW88395_PROFILE_MAX; i++) { 540 if (prof_desc[i].prof_st == AW88395_PROFILE_OK) { 541 sec_desc = prof_desc[i].sec_desc; 542 if ((sec_desc[AW88395_DATA_TYPE_REG].data != NULL) && 543 (sec_desc[AW88395_DATA_TYPE_REG].len != 0) && 544 (sec_desc[AW88395_DATA_TYPE_DSP_CFG].data != NULL) && 545 (sec_desc[AW88395_DATA_TYPE_DSP_CFG].len != 0) && 546 (sec_desc[AW88395_DATA_TYPE_DSP_FW].data != NULL) && 547 (sec_desc[AW88395_DATA_TYPE_DSP_FW].len != 0)) 548 prof_info->count++; 549 } 550 } 551 552 dev_dbg(aw_dev->dev, "get valid profile:%d", aw_dev->prof_info.count); 553 554 if (!prof_info->count) { 555 dev_err(aw_dev->dev, "no profile data"); 556 return -EPERM; 557 } 558 559 prof_info->prof_desc = devm_kcalloc(aw_dev->dev, 560 prof_info->count, sizeof(struct aw_prof_desc), 561 GFP_KERNEL); 562 if (!prof_info->prof_desc) 563 return -ENOMEM; 564 565 for (i = 0; i < AW88395_PROFILE_MAX; i++) { 566 if (prof_desc[i].prof_st == AW88395_PROFILE_OK) { 567 sec_desc = prof_desc[i].sec_desc; 568 if ((sec_desc[AW88395_DATA_TYPE_REG].data != NULL) && 569 (sec_desc[AW88395_DATA_TYPE_REG].len != 0) && 570 (sec_desc[AW88395_DATA_TYPE_DSP_CFG].data != NULL) && 571 (sec_desc[AW88395_DATA_TYPE_DSP_CFG].len != 0) && 572 (sec_desc[AW88395_DATA_TYPE_DSP_FW].data != NULL) && 573 (sec_desc[AW88395_DATA_TYPE_DSP_FW].len != 0)) { 574 if (num >= prof_info->count) { 575 dev_err(aw_dev->dev, "overflow count[%d]", 576 prof_info->count); 577 return -EINVAL; 578 } 579 prof_info->prof_desc[num] = prof_desc[i]; 580 prof_info->prof_desc[num].id = i; 581 num++; 582 } 583 } 584 } 585 586 return 0; 587 } 588 589 static int aw_dev_load_cfg_by_hdr(struct aw_device *aw_dev, 590 struct aw_cfg_hdr *prof_hdr) 591 { 592 struct aw_all_prof_info *all_prof_info; 593 int ret; 594 595 all_prof_info = devm_kzalloc(aw_dev->dev, sizeof(struct aw_all_prof_info), GFP_KERNEL); 596 if (!all_prof_info) 597 return -ENOMEM; 598 599 ret = aw_dev_parse_dev_type(aw_dev, prof_hdr, all_prof_info); 600 if (ret < 0) { 601 goto exit; 602 } else if (ret == AW88395_DEV_TYPE_NONE) { 603 dev_dbg(aw_dev->dev, "get dev type num is 0, parse default dev"); 604 ret = aw_dev_parse_dev_default_type(aw_dev, prof_hdr, all_prof_info); 605 if (ret < 0) 606 goto exit; 607 } 608 609 ret = aw_dev_cfg_get_valid_prof(aw_dev, *all_prof_info); 610 if (ret < 0) 611 goto exit; 612 613 aw_dev->prof_info.prof_name_list = profile_name; 614 615 exit: 616 devm_kfree(aw_dev->dev, all_prof_info); 617 return ret; 618 } 619 620 static int aw_dev_create_prof_name_list_v1(struct aw_device *aw_dev) 621 { 622 struct aw_prof_info *prof_info = &aw_dev->prof_info; 623 struct aw_prof_desc *prof_desc = prof_info->prof_desc; 624 int i; 625 626 if (!prof_desc) { 627 dev_err(aw_dev->dev, "prof_desc is NULL"); 628 return -EINVAL; 629 } 630 631 prof_info->prof_name_list = devm_kzalloc(aw_dev->dev, 632 prof_info->count * PROFILE_STR_MAX, 633 GFP_KERNEL); 634 if (!prof_info->prof_name_list) 635 return -ENOMEM; 636 637 for (i = 0; i < prof_info->count; i++) { 638 prof_desc[i].id = i; 639 prof_info->prof_name_list[i] = prof_desc[i].prf_str; 640 dev_dbg(aw_dev->dev, "prof name is %s", prof_info->prof_name_list[i]); 641 } 642 643 return 0; 644 } 645 646 static int aw_get_dde_type_info(struct aw_device *aw_dev, struct aw_container *aw_cfg) 647 { 648 struct aw_cfg_hdr *cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; 649 struct aw_cfg_dde_v1 *cfg_dde = 650 (struct aw_cfg_dde_v1 *)(aw_cfg->data + cfg_hdr->hdr_offset); 651 int default_num = 0; 652 int dev_num = 0; 653 unsigned int i; 654 655 for (i = 0; i < cfg_hdr->ddt_num; i++) { 656 if (cfg_dde[i].type == AW88395_DEV_TYPE_ID) 657 dev_num++; 658 659 if (cfg_dde[i].type == AW88395_DEV_DEFAULT_TYPE_ID) 660 default_num++; 661 } 662 663 if (dev_num != 0) { 664 aw_dev->prof_info.prof_type = AW88395_DEV_TYPE_ID; 665 } else if (default_num != 0) { 666 aw_dev->prof_info.prof_type = AW88395_DEV_DEFAULT_TYPE_ID; 667 } else { 668 dev_err(aw_dev->dev, "can't find scene"); 669 return -EINVAL; 670 } 671 672 return 0; 673 } 674 675 static int aw_get_dev_scene_count_v1(struct aw_device *aw_dev, struct aw_container *aw_cfg, 676 unsigned int *scene_num) 677 { 678 struct aw_cfg_hdr *cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; 679 struct aw_cfg_dde_v1 *cfg_dde = 680 (struct aw_cfg_dde_v1 *)(aw_cfg->data + cfg_hdr->hdr_offset); 681 unsigned int i; 682 683 for (i = 0; i < cfg_hdr->ddt_num; ++i) { 684 if ((cfg_dde[i].data_type == ACF_SEC_TYPE_MULTIPLE_BIN) && 685 (aw_dev->chip_id == cfg_dde[i].chip_id) && 686 (aw_dev->i2c->adapter->nr == cfg_dde[i].dev_bus) && 687 (aw_dev->i2c->addr == cfg_dde[i].dev_addr)) 688 (*scene_num)++; 689 } 690 691 return 0; 692 } 693 694 static int aw_get_default_scene_count_v1(struct aw_device *aw_dev, 695 struct aw_container *aw_cfg, 696 unsigned int *scene_num) 697 { 698 struct aw_cfg_hdr *cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; 699 struct aw_cfg_dde_v1 *cfg_dde = 700 (struct aw_cfg_dde_v1 *)(aw_cfg->data + cfg_hdr->hdr_offset); 701 unsigned int i; 702 703 for (i = 0; i < cfg_hdr->ddt_num; ++i) { 704 if ((cfg_dde[i].data_type == ACF_SEC_TYPE_MULTIPLE_BIN) && 705 (aw_dev->chip_id == cfg_dde[i].chip_id) && 706 (aw_dev->channel == cfg_dde[i].dev_index)) 707 (*scene_num)++; 708 } 709 710 return 0; 711 } 712 713 static int aw_dev_parse_scene_count_v1(struct aw_device *aw_dev, 714 struct aw_container *aw_cfg, 715 unsigned int *count) 716 { 717 int ret; 718 719 ret = aw_get_dde_type_info(aw_dev, aw_cfg); 720 if (ret < 0) 721 return ret; 722 723 switch (aw_dev->prof_info.prof_type) { 724 case AW88395_DEV_TYPE_ID: 725 ret = aw_get_dev_scene_count_v1(aw_dev, aw_cfg, count); 726 break; 727 case AW88395_DEV_DEFAULT_TYPE_ID: 728 ret = aw_get_default_scene_count_v1(aw_dev, aw_cfg, count); 729 break; 730 default: 731 dev_err(aw_dev->dev, "unsupported prof_type[%x]", aw_dev->prof_info.prof_type); 732 ret = -EINVAL; 733 break; 734 } 735 736 return ret; 737 } 738 739 static int aw_dev_parse_data_by_sec_type_v1(struct aw_device *aw_dev, 740 struct aw_cfg_hdr *prof_hdr, 741 struct aw_cfg_dde_v1 *cfg_dde, 742 int *cur_scene_id) 743 { 744 struct aw_prof_info *prof_info = &aw_dev->prof_info; 745 int ret; 746 747 switch (cfg_dde->data_type) { 748 case ACF_SEC_TYPE_MULTIPLE_BIN: 749 ret = aw_dev_prof_parse_multi_bin(aw_dev, (u8 *)prof_hdr + cfg_dde->data_offset, 750 cfg_dde->data_size, &prof_info->prof_desc[*cur_scene_id]); 751 if (ret < 0) { 752 dev_err(aw_dev->dev, "parse multi bin failed"); 753 return ret; 754 } 755 prof_info->prof_desc[*cur_scene_id].prf_str = cfg_dde->dev_profile_str; 756 prof_info->prof_desc[*cur_scene_id].id = cfg_dde->dev_profile; 757 (*cur_scene_id)++; 758 break; 759 default: 760 dev_err(aw_dev->dev, "unsupported SEC_TYPE [%d]", cfg_dde->data_type); 761 return -EINVAL; 762 } 763 764 return 0; 765 } 766 767 static int aw_dev_parse_dev_type_v1(struct aw_device *aw_dev, 768 struct aw_cfg_hdr *prof_hdr) 769 { 770 struct aw_cfg_dde_v1 *cfg_dde = 771 (struct aw_cfg_dde_v1 *)((char *)prof_hdr + prof_hdr->hdr_offset); 772 int cur_scene_id = 0; 773 unsigned int i; 774 int ret; 775 776 for (i = 0; i < prof_hdr->ddt_num; i++) { 777 if ((aw_dev->i2c->adapter->nr == cfg_dde[i].dev_bus) && 778 (aw_dev->i2c->addr == cfg_dde[i].dev_addr) && 779 (aw_dev->chip_id == cfg_dde[i].chip_id)) { 780 ret = aw_dev_parse_data_by_sec_type_v1(aw_dev, prof_hdr, 781 &cfg_dde[i], &cur_scene_id); 782 if (ret < 0) { 783 dev_err(aw_dev->dev, "parse failed"); 784 return ret; 785 } 786 } 787 } 788 789 if (cur_scene_id == 0) { 790 dev_err(aw_dev->dev, "get dev type failed, get num [%d]", cur_scene_id); 791 return -EINVAL; 792 } 793 794 return 0; 795 } 796 797 static int aw_dev_parse_default_type_v1(struct aw_device *aw_dev, 798 struct aw_cfg_hdr *prof_hdr) 799 { 800 struct aw_cfg_dde_v1 *cfg_dde = 801 (struct aw_cfg_dde_v1 *)((char *)prof_hdr + prof_hdr->hdr_offset); 802 int cur_scene_id = 0; 803 unsigned int i; 804 int ret; 805 806 for (i = 0; i < prof_hdr->ddt_num; i++) { 807 if ((aw_dev->channel == cfg_dde[i].dev_index) && 808 (aw_dev->chip_id == cfg_dde[i].chip_id)) { 809 ret = aw_dev_parse_data_by_sec_type_v1(aw_dev, prof_hdr, 810 &cfg_dde[i], &cur_scene_id); 811 if (ret < 0) { 812 dev_err(aw_dev->dev, "parse failed"); 813 return ret; 814 } 815 } 816 } 817 818 if (cur_scene_id == 0) { 819 dev_err(aw_dev->dev, "get dev default type failed, get num[%d]", cur_scene_id); 820 return -EINVAL; 821 } 822 823 return 0; 824 } 825 826 static int aw_dev_parse_by_hdr_v1(struct aw_device *aw_dev, 827 struct aw_cfg_hdr *cfg_hdr) 828 { 829 int ret; 830 831 switch (aw_dev->prof_info.prof_type) { 832 case AW88395_DEV_TYPE_ID: 833 ret = aw_dev_parse_dev_type_v1(aw_dev, cfg_hdr); 834 break; 835 case AW88395_DEV_DEFAULT_TYPE_ID: 836 ret = aw_dev_parse_default_type_v1(aw_dev, cfg_hdr); 837 break; 838 default: 839 dev_err(aw_dev->dev, "prof type matched failed, get num[%d]", 840 aw_dev->prof_info.prof_type); 841 ret = -EINVAL; 842 break; 843 } 844 845 return ret; 846 } 847 848 static int aw_dev_load_cfg_by_hdr_v1(struct aw_device *aw_dev, 849 struct aw_container *aw_cfg) 850 { 851 struct aw_cfg_hdr *cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; 852 struct aw_prof_info *prof_info = &aw_dev->prof_info; 853 int ret; 854 855 ret = aw_dev_parse_scene_count_v1(aw_dev, aw_cfg, &prof_info->count); 856 if (ret < 0) { 857 dev_err(aw_dev->dev, "get scene count failed"); 858 return ret; 859 } 860 861 prof_info->prof_desc = devm_kcalloc(aw_dev->dev, 862 prof_info->count, sizeof(struct aw_prof_desc), 863 GFP_KERNEL); 864 if (!prof_info->prof_desc) 865 return -ENOMEM; 866 867 ret = aw_dev_parse_by_hdr_v1(aw_dev, cfg_hdr); 868 if (ret < 0) { 869 dev_err(aw_dev->dev, "parse hdr failed"); 870 return ret; 871 } 872 873 ret = aw_dev_create_prof_name_list_v1(aw_dev); 874 if (ret < 0) { 875 dev_err(aw_dev->dev, "create prof name list failed"); 876 return ret; 877 } 878 879 return 0; 880 } 881 882 int aw88395_dev_cfg_load(struct aw_device *aw_dev, struct aw_container *aw_cfg) 883 { 884 struct aw_cfg_hdr *cfg_hdr; 885 int ret; 886 887 cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; 888 889 switch (cfg_hdr->hdr_version) { 890 case AW88395_CFG_HDR_VER: 891 ret = aw_dev_load_cfg_by_hdr(aw_dev, cfg_hdr); 892 if (ret < 0) { 893 dev_err(aw_dev->dev, "hdr_version[0x%x] parse failed", 894 cfg_hdr->hdr_version); 895 return ret; 896 } 897 break; 898 case AW88395_CFG_HDR_VER_V1: 899 ret = aw_dev_load_cfg_by_hdr_v1(aw_dev, aw_cfg); 900 if (ret < 0) { 901 dev_err(aw_dev->dev, "hdr_version[0x%x] parse failed", 902 cfg_hdr->hdr_version); 903 return ret; 904 } 905 break; 906 default: 907 dev_err(aw_dev->dev, "unsupported hdr_version [0x%x]", cfg_hdr->hdr_version); 908 return -EINVAL; 909 } 910 aw_dev->fw_status = AW88395_DEV_FW_OK; 911 912 return 0; 913 } 914 EXPORT_SYMBOL_GPL(aw88395_dev_cfg_load); 915 916 static int aw_dev_check_cfg_by_hdr(struct aw_device *aw_dev, struct aw_container *aw_cfg) 917 { 918 unsigned int end_data_offset; 919 struct aw_cfg_hdr *cfg_hdr; 920 struct aw_cfg_dde *cfg_dde; 921 unsigned int act_data = 0; 922 unsigned int hdr_ddt_len; 923 unsigned int i; 924 u8 act_crc8; 925 926 cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; 927 /* check file type id is awinic acf file */ 928 if (cfg_hdr->id != ACF_FILE_ID) { 929 dev_err(aw_dev->dev, "not acf type file"); 930 return -EINVAL; 931 } 932 933 hdr_ddt_len = cfg_hdr->hdr_offset + cfg_hdr->ddt_size; 934 if (hdr_ddt_len > aw_cfg->len) { 935 dev_err(aw_dev->dev, "hdr_len with ddt_len [%d] overflow file size[%d]", 936 cfg_hdr->hdr_offset, aw_cfg->len); 937 return -EINVAL; 938 } 939 940 /* check data size */ 941 cfg_dde = (struct aw_cfg_dde *)((char *)aw_cfg->data + cfg_hdr->hdr_offset); 942 act_data += hdr_ddt_len; 943 for (i = 0; i < cfg_hdr->ddt_num; i++) 944 act_data += cfg_dde[i].data_size; 945 946 if (act_data != aw_cfg->len) { 947 dev_err(aw_dev->dev, "act_data[%d] not equal to file size[%d]!", 948 act_data, aw_cfg->len); 949 return -EINVAL; 950 } 951 952 for (i = 0; i < cfg_hdr->ddt_num; i++) { 953 /* data check */ 954 end_data_offset = cfg_dde[i].data_offset + cfg_dde[i].data_size; 955 if (end_data_offset > aw_cfg->len) { 956 dev_err(aw_dev->dev, "ddt_num[%d] end_data_offset[%d] overflow size[%d]", 957 i, end_data_offset, aw_cfg->len); 958 return -EINVAL; 959 } 960 961 /* crc check */ 962 act_crc8 = crc8(aw_crc8_table, aw_cfg->data + cfg_dde[i].data_offset, 963 cfg_dde[i].data_size, 0); 964 if (act_crc8 != cfg_dde[i].data_crc) { 965 dev_err(aw_dev->dev, "ddt_num[%d] act_crc8:0x%x != data_crc:0x%x", 966 i, (u32)act_crc8, cfg_dde[i].data_crc); 967 return -EINVAL; 968 } 969 } 970 971 return 0; 972 } 973 974 static int aw_dev_check_acf_by_hdr_v1(struct aw_device *aw_dev, struct aw_container *aw_cfg) 975 { 976 struct aw_cfg_dde_v1 *cfg_dde; 977 unsigned int end_data_offset; 978 struct aw_cfg_hdr *cfg_hdr; 979 unsigned int act_data = 0; 980 unsigned int hdr_ddt_len; 981 u8 act_crc8; 982 int i; 983 984 cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; 985 986 /* check file type id is awinic acf file */ 987 if (cfg_hdr->id != ACF_FILE_ID) { 988 dev_err(aw_dev->dev, "not acf type file"); 989 return -EINVAL; 990 } 991 992 hdr_ddt_len = cfg_hdr->hdr_offset + cfg_hdr->ddt_size; 993 if (hdr_ddt_len > aw_cfg->len) { 994 dev_err(aw_dev->dev, "hdrlen with ddt_len [%d] overflow file size[%d]", 995 cfg_hdr->hdr_offset, aw_cfg->len); 996 return -EINVAL; 997 } 998 999 /* check data size */ 1000 cfg_dde = (struct aw_cfg_dde_v1 *)((char *)aw_cfg->data + cfg_hdr->hdr_offset); 1001 act_data += hdr_ddt_len; 1002 for (i = 0; i < cfg_hdr->ddt_num; i++) 1003 act_data += cfg_dde[i].data_size; 1004 1005 if (act_data != aw_cfg->len) { 1006 dev_err(aw_dev->dev, "act_data[%d] not equal to file size[%d]!", 1007 act_data, aw_cfg->len); 1008 return -EINVAL; 1009 } 1010 1011 for (i = 0; i < cfg_hdr->ddt_num; i++) { 1012 /* data check */ 1013 end_data_offset = cfg_dde[i].data_offset + cfg_dde[i].data_size; 1014 if (end_data_offset > aw_cfg->len) { 1015 dev_err(aw_dev->dev, "ddt_num[%d] end_data_offset[%d] overflow size[%d]", 1016 i, end_data_offset, aw_cfg->len); 1017 return -EINVAL; 1018 } 1019 1020 /* crc check */ 1021 act_crc8 = crc8(aw_crc8_table, aw_cfg->data + cfg_dde[i].data_offset, 1022 cfg_dde[i].data_size, 0); 1023 if (act_crc8 != cfg_dde[i].data_crc) { 1024 dev_err(aw_dev->dev, "ddt_num[%d] act_crc8:0x%x != data_crc 0x%x", 1025 i, (u32)act_crc8, cfg_dde[i].data_crc); 1026 return -EINVAL; 1027 } 1028 } 1029 1030 return 0; 1031 } 1032 1033 int aw88395_dev_load_acf_check(struct aw_device *aw_dev, struct aw_container *aw_cfg) 1034 { 1035 struct aw_cfg_hdr *cfg_hdr; 1036 1037 if (!aw_cfg) { 1038 dev_err(aw_dev->dev, "aw_prof is NULL"); 1039 return -EINVAL; 1040 } 1041 1042 if (aw_cfg->len < sizeof(struct aw_cfg_hdr)) { 1043 dev_err(aw_dev->dev, "cfg hdr size[%d] overflow file size[%d]", 1044 aw_cfg->len, (int)sizeof(struct aw_cfg_hdr)); 1045 return -EINVAL; 1046 } 1047 1048 crc8_populate_lsb(aw_crc8_table, AW88395_CRC8_POLYNOMIAL); 1049 1050 cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; 1051 switch (cfg_hdr->hdr_version) { 1052 case AW88395_CFG_HDR_VER: 1053 return aw_dev_check_cfg_by_hdr(aw_dev, aw_cfg); 1054 case AW88395_CFG_HDR_VER_V1: 1055 return aw_dev_check_acf_by_hdr_v1(aw_dev, aw_cfg); 1056 default: 1057 dev_err(aw_dev->dev, "unsupported hdr_version [0x%x]", cfg_hdr->hdr_version); 1058 return -EINVAL; 1059 } 1060 1061 return 0; 1062 } 1063 EXPORT_SYMBOL_GPL(aw88395_dev_load_acf_check); 1064 1065 MODULE_DESCRIPTION("AW88395 ACF File Parsing Lib"); 1066 MODULE_LICENSE("GPL v2"); 1067