| // SPDX-License-Identifier: GPL-2.0-only |
| // |
| // aw88395_lib.c -- ACF bin parsing and check library file for aw88395 |
| // |
| // Copyright (c) 2022-2023 AWINIC Technology CO., LTD |
| // |
| // Author: Bruce zhao <zhaolei@awinic.com> |
| // |
| |
| #include <linux/cleanup.h> |
| #include <linux/crc8.h> |
| #include <linux/i2c.h> |
| #include "aw88395_lib.h" |
| #include "aw88395_device.h" |
| |
| #define AW88395_CRC8_POLYNOMIAL 0x8C |
| DECLARE_CRC8_TABLE(aw_crc8_table); |
| |
| static char *profile_name[AW88395_PROFILE_MAX] = { |
| "Music", "Voice", "Voip", "Ringtone", |
| "Ringtone_hs", "Lowpower", "Bypass", |
| "Mmi", "Fm", "Notification", "Receiver" |
| }; |
| |
| static int aw_parse_bin_header(struct aw_device *aw_dev, struct aw_bin *bin); |
| |
| static int aw_check_sum(struct aw_device *aw_dev, struct aw_bin *bin, int bin_num) |
| { |
| unsigned char *p_check_sum; |
| unsigned int sum_data = 0; |
| unsigned int check_sum; |
| unsigned int i, len; |
| |
| p_check_sum = &(bin->info.data[(bin->header_info[bin_num].valid_data_addr - |
| bin->header_info[bin_num].header_len)]); |
| len = bin->header_info[bin_num].bin_data_len + bin->header_info[bin_num].header_len; |
| check_sum = le32_to_cpup((void *)p_check_sum); |
| |
| for (i = 4; i < len; i++) |
| sum_data += *(p_check_sum + i); |
| |
| dev_dbg(aw_dev->dev, "%s -- check_sum = %p, check_sum = 0x%x, sum_data = 0x%x", |
| __func__, p_check_sum, check_sum, sum_data); |
| if (sum_data != check_sum) { |
| dev_err(aw_dev->dev, "%s. CheckSum Fail.bin_num=%d, CheckSum:0x%x, SumData:0x%x", |
| __func__, bin_num, check_sum, sum_data); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int aw_check_data_version(struct aw_device *aw_dev, struct aw_bin *bin, int bin_num) |
| { |
| if (bin->header_info[bin_num].bin_data_ver < DATA_VERSION_V1 || |
| bin->header_info[bin_num].bin_data_ver > DATA_VERSION_MAX) { |
| dev_err(aw_dev->dev, "aw_bin_parse Unrecognized this bin data version\n"); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int aw_check_register_num(struct aw_device *aw_dev, struct aw_bin *bin, int bin_num) |
| { |
| struct bin_header_info temp_info = bin->header_info[bin_num]; |
| unsigned int check_register_num, parse_register_num; |
| unsigned char *p_check_sum; |
| |
| p_check_sum = &(bin->info.data[(temp_info.valid_data_addr)]); |
| |
| parse_register_num = le32_to_cpup((void *)p_check_sum); |
| check_register_num = (bin->header_info[bin_num].bin_data_len - CHECK_REGISTER_NUM_OFFSET) / |
| (bin->header_info[bin_num].reg_byte_len + |
| bin->header_info[bin_num].data_byte_len); |
| dev_dbg(aw_dev->dev, "%s,parse_register_num = 0x%x,check_register_num = 0x%x\n", |
| __func__, parse_register_num, check_register_num); |
| if (parse_register_num != check_register_num) { |
| dev_err(aw_dev->dev, "%s parse_register_num = 0x%x,check_register_num = 0x%x\n", |
| __func__, parse_register_num, check_register_num); |
| return -EINVAL; |
| } |
| |
| bin->header_info[bin_num].reg_num = parse_register_num; |
| bin->header_info[bin_num].valid_data_len = temp_info.bin_data_len - VALID_DATA_LEN; |
| bin->header_info[bin_num].valid_data_addr = temp_info.valid_data_addr + VALID_DATA_ADDR; |
| |
| return 0; |
| } |
| |
| static int aw_check_dsp_reg_num(struct aw_device *aw_dev, struct aw_bin *bin, int bin_num) |
| { |
| struct bin_header_info temp_info = bin->header_info[bin_num]; |
| unsigned int check_dsp_reg_num, parse_dsp_reg_num; |
| unsigned char *p_check_sum; |
| |
| p_check_sum = &(bin->info.data[(temp_info.valid_data_addr)]); |
| |
| parse_dsp_reg_num = le32_to_cpup((void *)(p_check_sum + PARSE_DSP_REG_NUM)); |
| bin->header_info[bin_num].reg_data_byte_len = |
| le32_to_cpup((void *)(p_check_sum + REG_DATA_BYTP_LEN)); |
| check_dsp_reg_num = (bin->header_info[bin_num].bin_data_len - CHECK_DSP_REG_NUM) / |
| bin->header_info[bin_num].reg_data_byte_len; |
| dev_dbg(aw_dev->dev, "%s bin_num = %d, parse_dsp_reg_num = 0x%x, check_dsp_reg_num = 0x%x", |
| __func__, bin_num, check_dsp_reg_num, check_dsp_reg_num); |
| if (parse_dsp_reg_num != check_dsp_reg_num) { |
| dev_err(aw_dev->dev, "aw_bin_parse check dsp reg num error\n"); |
| dev_err(aw_dev->dev, "%s parse_dsp_reg_num = 0x%x, check_dsp_reg_num = 0x%x", |
| __func__, check_dsp_reg_num, check_dsp_reg_num); |
| return -EINVAL; |
| } |
| |
| bin->header_info[bin_num].download_addr = le32_to_cpup((void *)p_check_sum); |
| bin->header_info[bin_num].reg_num = parse_dsp_reg_num; |
| bin->header_info[bin_num].valid_data_len = temp_info.bin_data_len - DSP_VALID_DATA_LEN; |
| bin->header_info[bin_num].valid_data_addr = temp_info.valid_data_addr + |
| DSP_VALID_DATA_ADDR; |
| |
| return 0; |
| } |
| |
| static int aw_check_soc_app_num(struct aw_device *aw_dev, struct aw_bin *bin, int bin_num) |
| { |
| struct bin_header_info temp_info = bin->header_info[bin_num]; |
| unsigned int check_soc_app_num, parse_soc_app_num; |
| unsigned char *p_check_sum; |
| |
| p_check_sum = &(bin->info.data[(temp_info.valid_data_addr)]); |
| |
| bin->header_info[bin_num].app_version = le32_to_cpup((void *)p_check_sum); |
| parse_soc_app_num = le32_to_cpup((void *)(p_check_sum + PARSE_SOC_APP_NUM)); |
| check_soc_app_num = bin->header_info[bin_num].bin_data_len - CHECK_SOC_APP_NUM; |
| dev_dbg(aw_dev->dev, "%s bin_num = %d, parse_soc_app_num=0x%x, check_soc_app_num = 0x%x\n", |
| __func__, bin_num, parse_soc_app_num, check_soc_app_num); |
| if (parse_soc_app_num != check_soc_app_num) { |
| dev_err(aw_dev->dev, "%s parse_soc_app_num=0x%x, check_soc_app_num = 0x%x\n", |
| __func__, parse_soc_app_num, check_soc_app_num); |
| return -EINVAL; |
| } |
| |
| bin->header_info[bin_num].reg_num = parse_soc_app_num; |
| bin->header_info[bin_num].download_addr = le32_to_cpup((void *)(p_check_sum + |
| APP_DOWNLOAD_ADDR)); |
| bin->header_info[bin_num].valid_data_len = temp_info.bin_data_len - APP_VALID_DATA_LEN; |
| bin->header_info[bin_num].valid_data_addr = temp_info.valid_data_addr + |
| APP_VALID_DATA_ADDR; |
| |
| return 0; |
| } |
| |
| static void aw_get_single_bin_header(struct aw_bin *bin) |
| { |
| memcpy((void *)&bin->header_info[bin->all_bin_parse_num], bin->p_addr, DATA_LEN); |
| |
| bin->header_info[bin->all_bin_parse_num].header_len = HEADER_LEN; |
| bin->all_bin_parse_num += 1; |
| } |
| |
| static int aw_parse_one_of_multi_bins(struct aw_device *aw_dev, unsigned int bin_num, |
| int bin_serial_num, struct aw_bin *bin) |
| { |
| struct bin_header_info aw_bin_header_info; |
| unsigned int bin_start_addr; |
| unsigned int valid_data_len; |
| |
| if (bin->info.len < sizeof(struct bin_header_info)) { |
| dev_err(aw_dev->dev, "bin_header_info size[%d] overflow file size[%d]\n", |
| (int)sizeof(struct bin_header_info), bin->info.len); |
| return -EINVAL; |
| } |
| |
| aw_bin_header_info = bin->header_info[bin->all_bin_parse_num - 1]; |
| if (!bin_serial_num) { |
| bin_start_addr = le32_to_cpup((void *)(bin->p_addr + START_ADDR_OFFSET)); |
| bin->p_addr += (HEADER_LEN + bin_start_addr); |
| bin->header_info[bin->all_bin_parse_num].valid_data_addr = |
| aw_bin_header_info.valid_data_addr + VALID_DATA_ADDR + 8 * bin_num + |
| VALID_DATA_ADDR_OFFSET; |
| } else { |
| valid_data_len = aw_bin_header_info.bin_data_len; |
| bin->p_addr += (HDADER_LEN + valid_data_len); |
| bin->header_info[bin->all_bin_parse_num].valid_data_addr = |
| aw_bin_header_info.valid_data_addr + aw_bin_header_info.bin_data_len + |
| VALID_DATA_ADDR_OFFSET; |
| } |
| |
| return aw_parse_bin_header(aw_dev, bin); |
| } |
| |
| static int aw_get_multi_bin_header(struct aw_device *aw_dev, struct aw_bin *bin) |
| { |
| unsigned int bin_num, i; |
| int ret; |
| |
| bin_num = le32_to_cpup((void *)(bin->p_addr + VALID_DATA_ADDR_OFFSET)); |
| if (bin->multi_bin_parse_num == 1) |
| bin->header_info[bin->all_bin_parse_num].valid_data_addr = |
| VALID_DATA_ADDR_OFFSET; |
| |
| aw_get_single_bin_header(bin); |
| |
| for (i = 0; i < bin_num; i++) { |
| dev_dbg(aw_dev->dev, "aw_bin_parse enter multi bin for is %d\n", i); |
| ret = aw_parse_one_of_multi_bins(aw_dev, bin_num, i, bin); |
| if (ret < 0) |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| static int aw_parse_bin_header(struct aw_device *aw_dev, struct aw_bin *bin) |
| { |
| unsigned int bin_data_type; |
| |
| if (bin->info.len < sizeof(struct bin_header_info)) { |
| dev_err(aw_dev->dev, "bin_header_info size[%d] overflow file size[%d]\n", |
| (int)sizeof(struct bin_header_info), bin->info.len); |
| return -EINVAL; |
| } |
| |
| bin_data_type = le32_to_cpup((void *)(bin->p_addr + BIN_DATA_TYPE_OFFSET)); |
| dev_dbg(aw_dev->dev, "aw_bin_parse bin_data_type 0x%x\n", bin_data_type); |
| switch (bin_data_type) { |
| case DATA_TYPE_REGISTER: |
| case DATA_TYPE_DSP_REG: |
| case DATA_TYPE_SOC_APP: |
| bin->single_bin_parse_num += 1; |
| dev_dbg(aw_dev->dev, "%s bin->single_bin_parse_num is %d\n", __func__, |
| bin->single_bin_parse_num); |
| if (!bin->multi_bin_parse_num) |
| bin->header_info[bin->all_bin_parse_num].valid_data_addr = |
| VALID_DATA_ADDR_OFFSET; |
| aw_get_single_bin_header(bin); |
| return 0; |
| case DATA_TYPE_MULTI_BINS: |
| bin->multi_bin_parse_num += 1; |
| dev_dbg(aw_dev->dev, "%s bin->multi_bin_parse_num is %d\n", __func__, |
| bin->multi_bin_parse_num); |
| return aw_get_multi_bin_header(aw_dev, bin); |
| default: |
| dev_dbg(aw_dev->dev, "%s There is no corresponding type\n", __func__); |
| return 0; |
| } |
| } |
| |
| static int aw_check_bin_header_version(struct aw_device *aw_dev, struct aw_bin *bin) |
| { |
| unsigned int header_version; |
| |
| header_version = le32_to_cpup((void *)(bin->p_addr + HEADER_VERSION_OFFSET)); |
| dev_dbg(aw_dev->dev, "aw_bin_parse header_version 0x%x\n", header_version); |
| |
| switch (header_version) { |
| case HEADER_VERSION_V1: |
| return aw_parse_bin_header(aw_dev, bin); |
| default: |
| dev_err(aw_dev->dev, "aw_bin_parse Unrecognized this bin header version\n"); |
| return -EINVAL; |
| } |
| } |
| |
| static int aw_parsing_bin_file(struct aw_device *aw_dev, struct aw_bin *bin) |
| { |
| int ret = -EINVAL; |
| int i; |
| |
| if (!bin) { |
| dev_err(aw_dev->dev, "aw_bin_parse bin is NULL\n"); |
| return ret; |
| } |
| bin->p_addr = bin->info.data; |
| bin->all_bin_parse_num = 0; |
| bin->multi_bin_parse_num = 0; |
| bin->single_bin_parse_num = 0; |
| |
| ret = aw_check_bin_header_version(aw_dev, bin); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "aw_bin_parse check bin header version error\n"); |
| return ret; |
| } |
| |
| for (i = 0; i < bin->all_bin_parse_num; i++) { |
| ret = aw_check_sum(aw_dev, bin, i); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "aw_bin_parse check sum data error\n"); |
| return ret; |
| } |
| ret = aw_check_data_version(aw_dev, bin, i); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "aw_bin_parse check data version error\n"); |
| return ret; |
| } |
| if (bin->header_info[i].bin_data_ver == DATA_VERSION_V1) { |
| switch (bin->header_info[i].bin_data_type) { |
| case DATA_TYPE_REGISTER: |
| ret = aw_check_register_num(aw_dev, bin, i); |
| break; |
| case DATA_TYPE_DSP_REG: |
| ret = aw_check_dsp_reg_num(aw_dev, bin, i); |
| break; |
| case DATA_TYPE_SOC_APP: |
| ret = aw_check_soc_app_num(aw_dev, bin, i); |
| break; |
| default: |
| bin->header_info[i].valid_data_len = |
| bin->header_info[i].bin_data_len; |
| ret = 0; |
| break; |
| } |
| if (ret < 0) |
| return ret; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int aw_dev_parse_raw_reg(unsigned char *data, unsigned int data_len, |
| struct aw_prof_desc *prof_desc) |
| { |
| prof_desc->sec_desc[AW88395_DATA_TYPE_REG].data = data; |
| prof_desc->sec_desc[AW88395_DATA_TYPE_REG].len = data_len; |
| |
| prof_desc->prof_st = AW88395_PROFILE_OK; |
| |
| return 0; |
| } |
| |
| static int aw_dev_parse_raw_dsp_cfg(unsigned char *data, unsigned int data_len, |
| struct aw_prof_desc *prof_desc) |
| { |
| if (data_len & 0x01) |
| return -EINVAL; |
| |
| swab16_array((u16 *)data, data_len >> 1); |
| |
| prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_CFG].data = data; |
| prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_CFG].len = data_len; |
| |
| prof_desc->prof_st = AW88395_PROFILE_OK; |
| |
| return 0; |
| } |
| |
| static int aw_dev_parse_raw_dsp_fw(unsigned char *data, unsigned int data_len, |
| struct aw_prof_desc *prof_desc) |
| { |
| if (data_len & 0x01) |
| return -EINVAL; |
| |
| swab16_array((u16 *)data, data_len >> 1); |
| |
| prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_FW].data = data; |
| prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_FW].len = data_len; |
| |
| prof_desc->prof_st = AW88395_PROFILE_OK; |
| |
| return 0; |
| } |
| |
| static int aw_dev_prof_parse_multi_bin(struct aw_device *aw_dev, unsigned char *data, |
| unsigned int data_len, struct aw_prof_desc *prof_desc) |
| { |
| int ret; |
| int i; |
| |
| struct aw_bin *aw_bin __free(kfree) = kzalloc(data_len + sizeof(struct aw_bin), |
| GFP_KERNEL); |
| if (!aw_bin) |
| return -ENOMEM; |
| |
| aw_bin->info.len = data_len; |
| memcpy(aw_bin->info.data, data, data_len); |
| |
| ret = aw_parsing_bin_file(aw_dev, aw_bin); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "parse bin failed"); |
| return ret; |
| } |
| |
| for (i = 0; i < aw_bin->all_bin_parse_num; i++) { |
| switch (aw_bin->header_info[i].bin_data_type) { |
| case DATA_TYPE_REGISTER: |
| prof_desc->sec_desc[AW88395_DATA_TYPE_REG].len = |
| aw_bin->header_info[i].valid_data_len; |
| prof_desc->sec_desc[AW88395_DATA_TYPE_REG].data = |
| data + aw_bin->header_info[i].valid_data_addr; |
| break; |
| case DATA_TYPE_DSP_REG: |
| if (aw_bin->header_info[i].valid_data_len & 0x01) |
| return -EINVAL; |
| |
| swab16_array((u16 *)(data + aw_bin->header_info[i].valid_data_addr), |
| aw_bin->header_info[i].valid_data_len >> 1); |
| |
| prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_CFG].len = |
| aw_bin->header_info[i].valid_data_len; |
| prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_CFG].data = |
| data + aw_bin->header_info[i].valid_data_addr; |
| break; |
| case DATA_TYPE_DSP_FW: |
| case DATA_TYPE_SOC_APP: |
| if (aw_bin->header_info[i].valid_data_len & 0x01) |
| return -EINVAL; |
| |
| swab16_array((u16 *)(data + aw_bin->header_info[i].valid_data_addr), |
| aw_bin->header_info[i].valid_data_len >> 1); |
| |
| prof_desc->fw_ver = aw_bin->header_info[i].app_version; |
| prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_FW].len = |
| aw_bin->header_info[i].valid_data_len; |
| prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_FW].data = |
| data + aw_bin->header_info[i].valid_data_addr; |
| break; |
| default: |
| dev_dbg(aw_dev->dev, "bin_data_type not found"); |
| break; |
| } |
| } |
| prof_desc->prof_st = AW88395_PROFILE_OK; |
| |
| return 0; |
| } |
| |
| static int aw_dev_parse_reg_bin_with_hdr(struct aw_device *aw_dev, |
| uint8_t *data, uint32_t data_len, struct aw_prof_desc *prof_desc) |
| { |
| int ret; |
| |
| struct aw_bin *aw_bin __free(kfree) = kzalloc(data_len + sizeof(*aw_bin), |
| GFP_KERNEL); |
| if (!aw_bin) |
| return -ENOMEM; |
| |
| aw_bin->info.len = data_len; |
| memcpy(aw_bin->info.data, data, data_len); |
| |
| ret = aw_parsing_bin_file(aw_dev, aw_bin); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "parse bin failed"); |
| return ret; |
| } |
| |
| if ((aw_bin->all_bin_parse_num != 1) || |
| (aw_bin->header_info[0].bin_data_type != DATA_TYPE_REGISTER)) { |
| dev_err(aw_dev->dev, "bin num or type error"); |
| return -EINVAL; |
| } |
| |
| prof_desc->sec_desc[AW88395_DATA_TYPE_REG].data = |
| data + aw_bin->header_info[0].valid_data_addr; |
| prof_desc->sec_desc[AW88395_DATA_TYPE_REG].len = |
| aw_bin->header_info[0].valid_data_len; |
| prof_desc->prof_st = AW88395_PROFILE_OK; |
| |
| return 0; |
| } |
| |
| static int aw_dev_parse_data_by_sec_type(struct aw_device *aw_dev, struct aw_cfg_hdr *cfg_hdr, |
| struct aw_cfg_dde *cfg_dde, struct aw_prof_desc *scene_prof_desc) |
| { |
| switch (cfg_dde->data_type) { |
| case ACF_SEC_TYPE_REG: |
| return aw_dev_parse_raw_reg((u8 *)cfg_hdr + cfg_dde->data_offset, |
| cfg_dde->data_size, scene_prof_desc); |
| case ACF_SEC_TYPE_DSP_CFG: |
| return aw_dev_parse_raw_dsp_cfg((u8 *)cfg_hdr + cfg_dde->data_offset, |
| cfg_dde->data_size, scene_prof_desc); |
| case ACF_SEC_TYPE_DSP_FW: |
| return aw_dev_parse_raw_dsp_fw( |
| (u8 *)cfg_hdr + cfg_dde->data_offset, |
| cfg_dde->data_size, scene_prof_desc); |
| case ACF_SEC_TYPE_MULTIPLE_BIN: |
| return aw_dev_prof_parse_multi_bin( |
| aw_dev, (u8 *)cfg_hdr + cfg_dde->data_offset, |
| cfg_dde->data_size, scene_prof_desc); |
| case ACF_SEC_TYPE_HDR_REG: |
| return aw_dev_parse_reg_bin_with_hdr(aw_dev, (u8 *)cfg_hdr + cfg_dde->data_offset, |
| cfg_dde->data_size, scene_prof_desc); |
| default: |
| dev_err(aw_dev->dev, "%s cfg_dde->data_type = %d\n", __func__, cfg_dde->data_type); |
| break; |
| } |
| |
| return 0; |
| } |
| |
| static int aw_dev_parse_dev_type(struct aw_device *aw_dev, |
| struct aw_cfg_hdr *prof_hdr, struct aw_all_prof_info *all_prof_info) |
| { |
| struct aw_cfg_dde *cfg_dde = |
| (struct aw_cfg_dde *)((char *)prof_hdr + prof_hdr->hdr_offset); |
| int sec_num = 0; |
| int ret, i; |
| |
| for (i = 0; i < prof_hdr->ddt_num; i++) { |
| if ((aw_dev->i2c->adapter->nr == cfg_dde[i].dev_bus) && |
| (aw_dev->i2c->addr == cfg_dde[i].dev_addr) && |
| (cfg_dde[i].type == AW88395_DEV_TYPE_ID) && |
| (cfg_dde[i].data_type != ACF_SEC_TYPE_MONITOR)) { |
| if (cfg_dde[i].dev_profile >= AW88395_PROFILE_MAX) { |
| dev_err(aw_dev->dev, "dev_profile [%d] overflow", |
| cfg_dde[i].dev_profile); |
| return -EINVAL; |
| } |
| aw_dev->prof_data_type = cfg_dde[i].data_type; |
| ret = aw_dev_parse_data_by_sec_type(aw_dev, prof_hdr, &cfg_dde[i], |
| &all_prof_info->prof_desc[cfg_dde[i].dev_profile]); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "parse failed"); |
| return ret; |
| } |
| sec_num++; |
| } |
| } |
| |
| if (sec_num == 0) { |
| dev_dbg(aw_dev->dev, "get dev type num is %d, please use default", sec_num); |
| return AW88395_DEV_TYPE_NONE; |
| } |
| |
| return AW88395_DEV_TYPE_OK; |
| } |
| |
| static int aw_dev_parse_dev_default_type(struct aw_device *aw_dev, |
| struct aw_cfg_hdr *prof_hdr, struct aw_all_prof_info *all_prof_info) |
| { |
| struct aw_cfg_dde *cfg_dde = |
| (struct aw_cfg_dde *)((char *)prof_hdr + prof_hdr->hdr_offset); |
| int sec_num = 0; |
| int ret, i; |
| |
| for (i = 0; i < prof_hdr->ddt_num; i++) { |
| if ((aw_dev->channel == cfg_dde[i].dev_index) && |
| (cfg_dde[i].type == AW88395_DEV_DEFAULT_TYPE_ID) && |
| (cfg_dde[i].data_type != ACF_SEC_TYPE_MONITOR)) { |
| if (cfg_dde[i].dev_profile >= AW88395_PROFILE_MAX) { |
| dev_err(aw_dev->dev, "dev_profile [%d] overflow", |
| cfg_dde[i].dev_profile); |
| return -EINVAL; |
| } |
| aw_dev->prof_data_type = cfg_dde[i].data_type; |
| ret = aw_dev_parse_data_by_sec_type(aw_dev, prof_hdr, &cfg_dde[i], |
| &all_prof_info->prof_desc[cfg_dde[i].dev_profile]); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "parse failed"); |
| return ret; |
| } |
| sec_num++; |
| } |
| } |
| |
| if (sec_num == 0) { |
| dev_err(aw_dev->dev, "get dev default type failed, get num[%d]", sec_num); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int aw_dev_cfg_get_reg_valid_prof(struct aw_device *aw_dev, |
| struct aw_all_prof_info *all_prof_info) |
| { |
| struct aw_prof_desc *prof_desc = all_prof_info->prof_desc; |
| struct aw_prof_info *prof_info = &aw_dev->prof_info; |
| int num = 0; |
| int i; |
| |
| for (i = 0; i < AW88395_PROFILE_MAX; i++) { |
| if (prof_desc[i].prof_st == AW88395_PROFILE_OK) |
| prof_info->count++; |
| } |
| |
| dev_dbg(aw_dev->dev, "get valid profile:%d", aw_dev->prof_info.count); |
| |
| if (!prof_info->count) { |
| dev_err(aw_dev->dev, "no profile data"); |
| return -EPERM; |
| } |
| |
| prof_info->prof_desc = devm_kcalloc(aw_dev->dev, |
| prof_info->count, sizeof(struct aw_prof_desc), |
| GFP_KERNEL); |
| if (!prof_info->prof_desc) |
| return -ENOMEM; |
| |
| for (i = 0; i < AW88395_PROFILE_MAX; i++) { |
| if (prof_desc[i].prof_st == AW88395_PROFILE_OK) { |
| if (num >= prof_info->count) { |
| dev_err(aw_dev->dev, "overflow count[%d]", |
| prof_info->count); |
| return -EINVAL; |
| } |
| prof_info->prof_desc[num] = prof_desc[i]; |
| prof_info->prof_desc[num].id = i; |
| num++; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int aw_dev_cfg_get_multiple_valid_prof(struct aw_device *aw_dev, |
| struct aw_all_prof_info *all_prof_info) |
| { |
| struct aw_prof_desc *prof_desc = all_prof_info->prof_desc; |
| struct aw_prof_info *prof_info = &aw_dev->prof_info; |
| struct aw_sec_data_desc *sec_desc; |
| int num = 0; |
| int i; |
| |
| for (i = 0; i < AW88395_PROFILE_MAX; i++) { |
| if (prof_desc[i].prof_st == AW88395_PROFILE_OK) { |
| sec_desc = prof_desc[i].sec_desc; |
| if ((sec_desc[AW88395_DATA_TYPE_REG].data != NULL) && |
| (sec_desc[AW88395_DATA_TYPE_REG].len != 0) && |
| (sec_desc[AW88395_DATA_TYPE_DSP_CFG].data != NULL) && |
| (sec_desc[AW88395_DATA_TYPE_DSP_CFG].len != 0) && |
| (sec_desc[AW88395_DATA_TYPE_DSP_FW].data != NULL) && |
| (sec_desc[AW88395_DATA_TYPE_DSP_FW].len != 0)) |
| prof_info->count++; |
| } |
| } |
| |
| dev_dbg(aw_dev->dev, "get valid profile:%d", aw_dev->prof_info.count); |
| |
| if (!prof_info->count) { |
| dev_err(aw_dev->dev, "no profile data"); |
| return -EPERM; |
| } |
| |
| prof_info->prof_desc = devm_kcalloc(aw_dev->dev, |
| prof_info->count, sizeof(struct aw_prof_desc), |
| GFP_KERNEL); |
| if (!prof_info->prof_desc) |
| return -ENOMEM; |
| |
| for (i = 0; i < AW88395_PROFILE_MAX; i++) { |
| if (prof_desc[i].prof_st == AW88395_PROFILE_OK) { |
| sec_desc = prof_desc[i].sec_desc; |
| if ((sec_desc[AW88395_DATA_TYPE_REG].data != NULL) && |
| (sec_desc[AW88395_DATA_TYPE_REG].len != 0) && |
| (sec_desc[AW88395_DATA_TYPE_DSP_CFG].data != NULL) && |
| (sec_desc[AW88395_DATA_TYPE_DSP_CFG].len != 0) && |
| (sec_desc[AW88395_DATA_TYPE_DSP_FW].data != NULL) && |
| (sec_desc[AW88395_DATA_TYPE_DSP_FW].len != 0)) { |
| if (num >= prof_info->count) { |
| dev_err(aw_dev->dev, "overflow count[%d]", |
| prof_info->count); |
| return -EINVAL; |
| } |
| prof_info->prof_desc[num] = prof_desc[i]; |
| prof_info->prof_desc[num].id = i; |
| num++; |
| } |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int aw_dev_load_cfg_by_hdr(struct aw_device *aw_dev, |
| struct aw_cfg_hdr *prof_hdr) |
| { |
| int ret; |
| |
| struct aw_all_prof_info *all_prof_info __free(kfree) = kzalloc(sizeof(*all_prof_info), |
| GFP_KERNEL); |
| if (!all_prof_info) |
| return -ENOMEM; |
| |
| ret = aw_dev_parse_dev_type(aw_dev, prof_hdr, all_prof_info); |
| if (ret < 0) { |
| return ret; |
| } else if (ret == AW88395_DEV_TYPE_NONE) { |
| dev_dbg(aw_dev->dev, "get dev type num is 0, parse default dev"); |
| ret = aw_dev_parse_dev_default_type(aw_dev, prof_hdr, all_prof_info); |
| if (ret < 0) |
| return ret; |
| } |
| |
| switch (aw_dev->prof_data_type) { |
| case ACF_SEC_TYPE_MULTIPLE_BIN: |
| ret = aw_dev_cfg_get_multiple_valid_prof(aw_dev, all_prof_info); |
| break; |
| case ACF_SEC_TYPE_HDR_REG: |
| ret = aw_dev_cfg_get_reg_valid_prof(aw_dev, all_prof_info); |
| break; |
| default: |
| dev_err(aw_dev->dev, "unsupport data type\n"); |
| ret = -EINVAL; |
| break; |
| } |
| if (!ret) |
| aw_dev->prof_info.prof_name_list = profile_name; |
| |
| return ret; |
| } |
| |
| static int aw_dev_create_prof_name_list_v1(struct aw_device *aw_dev) |
| { |
| struct aw_prof_info *prof_info = &aw_dev->prof_info; |
| struct aw_prof_desc *prof_desc = prof_info->prof_desc; |
| int i; |
| |
| if (!prof_desc) { |
| dev_err(aw_dev->dev, "prof_desc is NULL"); |
| return -EINVAL; |
| } |
| |
| prof_info->prof_name_list = devm_kzalloc(aw_dev->dev, |
| prof_info->count * PROFILE_STR_MAX, |
| GFP_KERNEL); |
| if (!prof_info->prof_name_list) |
| return -ENOMEM; |
| |
| for (i = 0; i < prof_info->count; i++) { |
| prof_desc[i].id = i; |
| prof_info->prof_name_list[i] = prof_desc[i].prf_str; |
| dev_dbg(aw_dev->dev, "prof name is %s", prof_info->prof_name_list[i]); |
| } |
| |
| return 0; |
| } |
| |
| static int aw_get_dde_type_info(struct aw_device *aw_dev, struct aw_container *aw_cfg) |
| { |
| struct aw_cfg_hdr *cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; |
| struct aw_cfg_dde_v1 *cfg_dde = |
| (struct aw_cfg_dde_v1 *)(aw_cfg->data + cfg_hdr->hdr_offset); |
| int default_num = 0; |
| int dev_num = 0; |
| unsigned int i; |
| |
| for (i = 0; i < cfg_hdr->ddt_num; i++) { |
| if (cfg_dde[i].type == AW88395_DEV_TYPE_ID) |
| dev_num++; |
| |
| if (cfg_dde[i].type == AW88395_DEV_DEFAULT_TYPE_ID) |
| default_num++; |
| } |
| |
| if (dev_num != 0) { |
| aw_dev->prof_info.prof_type = AW88395_DEV_TYPE_ID; |
| } else if (default_num != 0) { |
| aw_dev->prof_info.prof_type = AW88395_DEV_DEFAULT_TYPE_ID; |
| } else { |
| dev_err(aw_dev->dev, "can't find scene"); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int aw_get_dev_scene_count_v1(struct aw_device *aw_dev, struct aw_container *aw_cfg, |
| unsigned int *scene_num) |
| { |
| struct aw_cfg_hdr *cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; |
| struct aw_cfg_dde_v1 *cfg_dde = |
| (struct aw_cfg_dde_v1 *)(aw_cfg->data + cfg_hdr->hdr_offset); |
| unsigned int i; |
| |
| for (i = 0; i < cfg_hdr->ddt_num; ++i) { |
| if (((cfg_dde[i].data_type == ACF_SEC_TYPE_REG) || |
| (cfg_dde[i].data_type == ACF_SEC_TYPE_HDR_REG) || |
| (cfg_dde[i].data_type == ACF_SEC_TYPE_MULTIPLE_BIN)) && |
| (aw_dev->chip_id == cfg_dde[i].chip_id) && |
| (aw_dev->i2c->adapter->nr == cfg_dde[i].dev_bus) && |
| (aw_dev->i2c->addr == cfg_dde[i].dev_addr)) |
| (*scene_num)++; |
| } |
| |
| if ((*scene_num) == 0) { |
| dev_err(aw_dev->dev, "failed to obtain scene, scenu_num = %d\n", (*scene_num)); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int aw_get_default_scene_count_v1(struct aw_device *aw_dev, |
| struct aw_container *aw_cfg, |
| unsigned int *scene_num) |
| { |
| struct aw_cfg_hdr *cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; |
| struct aw_cfg_dde_v1 *cfg_dde = |
| (struct aw_cfg_dde_v1 *)(aw_cfg->data + cfg_hdr->hdr_offset); |
| unsigned int i; |
| |
| |
| for (i = 0; i < cfg_hdr->ddt_num; ++i) { |
| if (((cfg_dde[i].data_type == ACF_SEC_TYPE_MULTIPLE_BIN) || |
| (cfg_dde[i].data_type == ACF_SEC_TYPE_REG) || |
| (cfg_dde[i].data_type == ACF_SEC_TYPE_HDR_REG)) && |
| (aw_dev->chip_id == cfg_dde[i].chip_id) && |
| (aw_dev->channel == cfg_dde[i].dev_index)) |
| (*scene_num)++; |
| } |
| |
| if ((*scene_num) == 0) { |
| dev_err(aw_dev->dev, "failed to obtain scene, scenu_num = %d\n", (*scene_num)); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int aw_dev_parse_scene_count_v1(struct aw_device *aw_dev, |
| struct aw_container *aw_cfg, |
| unsigned int *count) |
| { |
| int ret; |
| |
| ret = aw_get_dde_type_info(aw_dev, aw_cfg); |
| if (ret < 0) |
| return ret; |
| |
| switch (aw_dev->prof_info.prof_type) { |
| case AW88395_DEV_TYPE_ID: |
| ret = aw_get_dev_scene_count_v1(aw_dev, aw_cfg, count); |
| break; |
| case AW88395_DEV_DEFAULT_TYPE_ID: |
| ret = aw_get_default_scene_count_v1(aw_dev, aw_cfg, count); |
| break; |
| default: |
| dev_err(aw_dev->dev, "unsupported prof_type[%x]", aw_dev->prof_info.prof_type); |
| ret = -EINVAL; |
| break; |
| } |
| |
| return ret; |
| } |
| |
| static int aw_dev_parse_data_by_sec_type_v1(struct aw_device *aw_dev, |
| struct aw_cfg_hdr *prof_hdr, |
| struct aw_cfg_dde_v1 *cfg_dde, |
| int *cur_scene_id) |
| { |
| struct aw_prof_info *prof_info = &aw_dev->prof_info; |
| int ret; |
| |
| switch (cfg_dde->data_type) { |
| case ACF_SEC_TYPE_MULTIPLE_BIN: |
| ret = aw_dev_prof_parse_multi_bin(aw_dev, (u8 *)prof_hdr + cfg_dde->data_offset, |
| cfg_dde->data_size, &prof_info->prof_desc[*cur_scene_id]); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "parse multi bin failed"); |
| return ret; |
| } |
| prof_info->prof_desc[*cur_scene_id].prf_str = cfg_dde->dev_profile_str; |
| prof_info->prof_desc[*cur_scene_id].id = cfg_dde->dev_profile; |
| (*cur_scene_id)++; |
| break; |
| case ACF_SEC_TYPE_HDR_REG: |
| ret = aw_dev_parse_reg_bin_with_hdr(aw_dev, |
| (uint8_t *)prof_hdr + cfg_dde->data_offset, |
| cfg_dde->data_size, &prof_info->prof_desc[*cur_scene_id]); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "parse reg bin with hdr failed"); |
| return ret; |
| } |
| prof_info->prof_desc[*cur_scene_id].prf_str = cfg_dde->dev_profile_str; |
| prof_info->prof_desc[*cur_scene_id].id = cfg_dde->dev_profile; |
| (*cur_scene_id)++; |
| break; |
| default: |
| dev_err(aw_dev->dev, "unsupported SEC_TYPE [%d]", cfg_dde->data_type); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int aw_dev_parse_dev_type_v1(struct aw_device *aw_dev, |
| struct aw_cfg_hdr *prof_hdr) |
| { |
| struct aw_cfg_dde_v1 *cfg_dde = |
| (struct aw_cfg_dde_v1 *)((char *)prof_hdr + prof_hdr->hdr_offset); |
| int cur_scene_id = 0; |
| unsigned int i; |
| int ret; |
| |
| for (i = 0; i < prof_hdr->ddt_num; i++) { |
| if ((aw_dev->i2c->adapter->nr == cfg_dde[i].dev_bus) && |
| (aw_dev->i2c->addr == cfg_dde[i].dev_addr) && |
| (aw_dev->chip_id == cfg_dde[i].chip_id)) { |
| ret = aw_dev_parse_data_by_sec_type_v1(aw_dev, prof_hdr, |
| &cfg_dde[i], &cur_scene_id); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "parse failed"); |
| return ret; |
| } |
| } |
| } |
| |
| if (cur_scene_id == 0) { |
| dev_err(aw_dev->dev, "get dev type failed, get num [%d]", cur_scene_id); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int aw_dev_parse_default_type_v1(struct aw_device *aw_dev, |
| struct aw_cfg_hdr *prof_hdr) |
| { |
| struct aw_cfg_dde_v1 *cfg_dde = |
| (struct aw_cfg_dde_v1 *)((char *)prof_hdr + prof_hdr->hdr_offset); |
| int cur_scene_id = 0; |
| unsigned int i; |
| int ret; |
| |
| for (i = 0; i < prof_hdr->ddt_num; i++) { |
| if ((aw_dev->channel == cfg_dde[i].dev_index) && |
| (aw_dev->chip_id == cfg_dde[i].chip_id)) { |
| ret = aw_dev_parse_data_by_sec_type_v1(aw_dev, prof_hdr, |
| &cfg_dde[i], &cur_scene_id); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "parse failed"); |
| return ret; |
| } |
| } |
| } |
| |
| if (cur_scene_id == 0) { |
| dev_err(aw_dev->dev, "get dev default type failed, get num[%d]", cur_scene_id); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int aw_dev_parse_by_hdr_v1(struct aw_device *aw_dev, |
| struct aw_cfg_hdr *cfg_hdr) |
| { |
| int ret; |
| |
| switch (aw_dev->prof_info.prof_type) { |
| case AW88395_DEV_TYPE_ID: |
| ret = aw_dev_parse_dev_type_v1(aw_dev, cfg_hdr); |
| break; |
| case AW88395_DEV_DEFAULT_TYPE_ID: |
| ret = aw_dev_parse_default_type_v1(aw_dev, cfg_hdr); |
| break; |
| default: |
| dev_err(aw_dev->dev, "prof type matched failed, get num[%d]", |
| aw_dev->prof_info.prof_type); |
| ret = -EINVAL; |
| break; |
| } |
| |
| return ret; |
| } |
| |
| static int aw_dev_load_cfg_by_hdr_v1(struct aw_device *aw_dev, |
| struct aw_container *aw_cfg) |
| { |
| struct aw_cfg_hdr *cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; |
| struct aw_prof_info *prof_info = &aw_dev->prof_info; |
| int ret; |
| |
| ret = aw_dev_parse_scene_count_v1(aw_dev, aw_cfg, &prof_info->count); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "get scene count failed"); |
| return ret; |
| } |
| |
| prof_info->prof_desc = devm_kcalloc(aw_dev->dev, |
| prof_info->count, sizeof(struct aw_prof_desc), |
| GFP_KERNEL); |
| if (!prof_info->prof_desc) |
| return -ENOMEM; |
| |
| ret = aw_dev_parse_by_hdr_v1(aw_dev, cfg_hdr); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "parse hdr failed"); |
| return ret; |
| } |
| |
| ret = aw_dev_create_prof_name_list_v1(aw_dev); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "create prof name list failed"); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| int aw88395_dev_cfg_load(struct aw_device *aw_dev, struct aw_container *aw_cfg) |
| { |
| struct aw_cfg_hdr *cfg_hdr; |
| int ret; |
| |
| cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; |
| |
| switch (cfg_hdr->hdr_version) { |
| case AW88395_CFG_HDR_VER: |
| ret = aw_dev_load_cfg_by_hdr(aw_dev, cfg_hdr); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "hdr_version[0x%x] parse failed", |
| cfg_hdr->hdr_version); |
| return ret; |
| } |
| break; |
| case AW88395_CFG_HDR_VER_V1: |
| ret = aw_dev_load_cfg_by_hdr_v1(aw_dev, aw_cfg); |
| if (ret < 0) { |
| dev_err(aw_dev->dev, "hdr_version[0x%x] parse failed", |
| cfg_hdr->hdr_version); |
| return ret; |
| } |
| break; |
| default: |
| dev_err(aw_dev->dev, "unsupported hdr_version [0x%x]", cfg_hdr->hdr_version); |
| return -EINVAL; |
| } |
| aw_dev->fw_status = AW88395_DEV_FW_OK; |
| |
| return 0; |
| } |
| EXPORT_SYMBOL_GPL(aw88395_dev_cfg_load); |
| |
| static int aw_dev_check_cfg_by_hdr(struct aw_device *aw_dev, struct aw_container *aw_cfg) |
| { |
| unsigned int end_data_offset; |
| struct aw_cfg_hdr *cfg_hdr; |
| struct aw_cfg_dde *cfg_dde; |
| unsigned int act_data = 0; |
| unsigned int hdr_ddt_len; |
| unsigned int i; |
| u8 act_crc8; |
| |
| cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; |
| /* check file type id is awinic acf file */ |
| if (cfg_hdr->id != ACF_FILE_ID) { |
| dev_err(aw_dev->dev, "not acf type file"); |
| return -EINVAL; |
| } |
| |
| hdr_ddt_len = cfg_hdr->hdr_offset + cfg_hdr->ddt_size; |
| if (hdr_ddt_len > aw_cfg->len) { |
| dev_err(aw_dev->dev, "hdr_len with ddt_len [%d] overflow file size[%d]", |
| cfg_hdr->hdr_offset, aw_cfg->len); |
| return -EINVAL; |
| } |
| |
| /* check data size */ |
| cfg_dde = (struct aw_cfg_dde *)((char *)aw_cfg->data + cfg_hdr->hdr_offset); |
| act_data += hdr_ddt_len; |
| for (i = 0; i < cfg_hdr->ddt_num; i++) |
| act_data += cfg_dde[i].data_size; |
| |
| if (act_data != aw_cfg->len) { |
| dev_err(aw_dev->dev, "act_data[%d] not equal to file size[%d]!", |
| act_data, aw_cfg->len); |
| return -EINVAL; |
| } |
| |
| for (i = 0; i < cfg_hdr->ddt_num; i++) { |
| /* data check */ |
| end_data_offset = cfg_dde[i].data_offset + cfg_dde[i].data_size; |
| if (end_data_offset > aw_cfg->len) { |
| dev_err(aw_dev->dev, "ddt_num[%d] end_data_offset[%d] overflow size[%d]", |
| i, end_data_offset, aw_cfg->len); |
| return -EINVAL; |
| } |
| |
| /* crc check */ |
| act_crc8 = crc8(aw_crc8_table, aw_cfg->data + cfg_dde[i].data_offset, |
| cfg_dde[i].data_size, 0); |
| if (act_crc8 != cfg_dde[i].data_crc) { |
| dev_err(aw_dev->dev, "ddt_num[%d] act_crc8:0x%x != data_crc:0x%x", |
| i, (u32)act_crc8, cfg_dde[i].data_crc); |
| return -EINVAL; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int aw_dev_check_acf_by_hdr_v1(struct aw_device *aw_dev, struct aw_container *aw_cfg) |
| { |
| struct aw_cfg_dde_v1 *cfg_dde; |
| unsigned int end_data_offset; |
| struct aw_cfg_hdr *cfg_hdr; |
| unsigned int act_data = 0; |
| unsigned int hdr_ddt_len; |
| u8 act_crc8; |
| int i; |
| |
| cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; |
| |
| /* check file type id is awinic acf file */ |
| if (cfg_hdr->id != ACF_FILE_ID) { |
| dev_err(aw_dev->dev, "not acf type file"); |
| return -EINVAL; |
| } |
| |
| hdr_ddt_len = cfg_hdr->hdr_offset + cfg_hdr->ddt_size; |
| if (hdr_ddt_len > aw_cfg->len) { |
| dev_err(aw_dev->dev, "hdrlen with ddt_len [%d] overflow file size[%d]", |
| cfg_hdr->hdr_offset, aw_cfg->len); |
| return -EINVAL; |
| } |
| |
| /* check data size */ |
| cfg_dde = (struct aw_cfg_dde_v1 *)((char *)aw_cfg->data + cfg_hdr->hdr_offset); |
| act_data += hdr_ddt_len; |
| for (i = 0; i < cfg_hdr->ddt_num; i++) |
| act_data += cfg_dde[i].data_size; |
| |
| if (act_data != aw_cfg->len) { |
| dev_err(aw_dev->dev, "act_data[%d] not equal to file size[%d]!", |
| act_data, aw_cfg->len); |
| return -EINVAL; |
| } |
| |
| for (i = 0; i < cfg_hdr->ddt_num; i++) { |
| /* data check */ |
| end_data_offset = cfg_dde[i].data_offset + cfg_dde[i].data_size; |
| if (end_data_offset > aw_cfg->len) { |
| dev_err(aw_dev->dev, "ddt_num[%d] end_data_offset[%d] overflow size[%d]", |
| i, end_data_offset, aw_cfg->len); |
| return -EINVAL; |
| } |
| |
| /* crc check */ |
| act_crc8 = crc8(aw_crc8_table, aw_cfg->data + cfg_dde[i].data_offset, |
| cfg_dde[i].data_size, 0); |
| if (act_crc8 != cfg_dde[i].data_crc) { |
| dev_err(aw_dev->dev, "ddt_num[%d] act_crc8:0x%x != data_crc 0x%x", |
| i, (u32)act_crc8, cfg_dde[i].data_crc); |
| return -EINVAL; |
| } |
| } |
| |
| return 0; |
| } |
| |
| int aw88395_dev_load_acf_check(struct aw_device *aw_dev, struct aw_container *aw_cfg) |
| { |
| struct aw_cfg_hdr *cfg_hdr; |
| |
| if (!aw_cfg) { |
| dev_err(aw_dev->dev, "aw_prof is NULL"); |
| return -EINVAL; |
| } |
| |
| if (aw_cfg->len < sizeof(struct aw_cfg_hdr)) { |
| dev_err(aw_dev->dev, "cfg hdr size[%d] overflow file size[%d]", |
| aw_cfg->len, (int)sizeof(struct aw_cfg_hdr)); |
| return -EINVAL; |
| } |
| |
| crc8_populate_lsb(aw_crc8_table, AW88395_CRC8_POLYNOMIAL); |
| |
| cfg_hdr = (struct aw_cfg_hdr *)aw_cfg->data; |
| switch (cfg_hdr->hdr_version) { |
| case AW88395_CFG_HDR_VER: |
| return aw_dev_check_cfg_by_hdr(aw_dev, aw_cfg); |
| case AW88395_CFG_HDR_VER_V1: |
| return aw_dev_check_acf_by_hdr_v1(aw_dev, aw_cfg); |
| default: |
| dev_err(aw_dev->dev, "unsupported hdr_version [0x%x]", cfg_hdr->hdr_version); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| EXPORT_SYMBOL_GPL(aw88395_dev_load_acf_check); |
| |
| MODULE_DESCRIPTION("AW88395 ACF File Parsing Lib"); |
| MODULE_LICENSE("GPL v2"); |
