// 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 <[email protected]>
//
#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");
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