// SPDX-License-Identifier: GPL-2.0
//
// tas2781-fmwlib.c -- TASDEVICE firmware support
//
// Copyright 2023 - 2024 Texas Instruments, Inc.
//
// Author: Shenghao Ding <[email protected]>
#include <linux/crc8.h>
#include <linux/firmware.h>
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_irq.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/tlv.h>
#include <sound/tas2781.h>
#include <linux/unaligned.h>
#define ERROR_PRAM_CRCCHK 0x0000000
#define ERROR_YRAM_CRCCHK 0x0000001
#define PPC_DRIVER_CRCCHK 0x00000200
#define TAS2781_SA_COEFF_SWAP_REG TASDEVICE_REG(0, 0x35, 0x2c)
#define TAS2781_YRAM_BOOK1 140
#define TAS2781_YRAM1_PAGE 42
#define TAS2781_YRAM1_START_REG 88
#define TAS2781_YRAM2_START_PAGE 43
#define TAS2781_YRAM2_END_PAGE 49
#define TAS2781_YRAM2_START_REG 8
#define TAS2781_YRAM2_END_REG 127
#define TAS2781_YRAM3_PAGE 50
#define TAS2781_YRAM3_START_REG 8
#define TAS2781_YRAM3_END_REG 27
/*should not include B0_P53_R44-R47 */
#define TAS2781_YRAM_BOOK2 0
#define TAS2781_YRAM4_START_PAGE 50
#define TAS2781_YRAM4_END_PAGE 60
#define TAS2781_YRAM5_PAGE 61
#define TAS2781_YRAM5_START_REG TAS2781_YRAM3_START_REG
#define TAS2781_YRAM5_END_REG TAS2781_YRAM3_END_REG
#define TASDEVICE_MAXPROGRAM_NUM_KERNEL 5
#define TASDEVICE_MAXCONFIG_NUM_KERNEL_MULTIPLE_AMPS 64
#define TASDEVICE_MAXCONFIG_NUM_KERNEL 10
#define MAIN_ALL_DEVICES_1X 0x01
#define MAIN_DEVICE_A_1X 0x02
#define MAIN_DEVICE_B_1X 0x03
#define MAIN_DEVICE_C_1X 0x04
#define MAIN_DEVICE_D_1X 0x05
#define COEFF_DEVICE_A_1X 0x12
#define COEFF_DEVICE_B_1X 0x13
#define COEFF_DEVICE_C_1X 0x14
#define COEFF_DEVICE_D_1X 0x15
#define PRE_DEVICE_A_1X 0x22
#define PRE_DEVICE_B_1X 0x23
#define PRE_DEVICE_C_1X 0x24
#define PRE_DEVICE_D_1X 0x25
#define PRE_SOFTWARE_RESET_DEVICE_A 0x41
#define PRE_SOFTWARE_RESET_DEVICE_B 0x42
#define PRE_SOFTWARE_RESET_DEVICE_C 0x43
#define PRE_SOFTWARE_RESET_DEVICE_D 0x44
#define POST_SOFTWARE_RESET_DEVICE_A 0x45
#define POST_SOFTWARE_RESET_DEVICE_B 0x46
#define POST_SOFTWARE_RESET_DEVICE_C 0x47
#define POST_SOFTWARE_RESET_DEVICE_D 0x48
struct tas_crc {
unsigned char offset;
unsigned char len;
};
struct blktyp_devidx_map {
unsigned char blktyp;
unsigned char dev_idx;
};
static const char deviceNumber[TASDEVICE_DSP_TAS_MAX_DEVICE] = {
1, 2, 1, 2, 1, 1, 0, 2, 4, 3, 1, 2, 3, 4
};
/* fixed m68k compiling issue: mapping table can save code field */
static const struct blktyp_devidx_map ppc3_tas2781_mapping_table[] = {
{ MAIN_ALL_DEVICES_1X, 0x80 },
{ MAIN_DEVICE_A_1X, 0x81 },
{ COEFF_DEVICE_A_1X, 0xC1 },
{ PRE_DEVICE_A_1X, 0xC1 },
{ PRE_SOFTWARE_RESET_DEVICE_A, 0xC1 },
{ POST_SOFTWARE_RESET_DEVICE_A, 0xC1 },
{ MAIN_DEVICE_B_1X, 0x82 },
{ COEFF_DEVICE_B_1X, 0xC2 },
{ PRE_DEVICE_B_1X, 0xC2 },
{ PRE_SOFTWARE_RESET_DEVICE_B, 0xC2 },
{ POST_SOFTWARE_RESET_DEVICE_B, 0xC2 },
{ MAIN_DEVICE_C_1X, 0x83 },
{ COEFF_DEVICE_C_1X, 0xC3 },
{ PRE_DEVICE_C_1X, 0xC3 },
{ PRE_SOFTWARE_RESET_DEVICE_C, 0xC3 },
{ POST_SOFTWARE_RESET_DEVICE_C, 0xC3 },
{ MAIN_DEVICE_D_1X, 0x84 },
{ COEFF_DEVICE_D_1X, 0xC4 },
{ PRE_DEVICE_D_1X, 0xC4 },
{ PRE_SOFTWARE_RESET_DEVICE_D, 0xC4 },
{ POST_SOFTWARE_RESET_DEVICE_D, 0xC4 },
};
static const struct blktyp_devidx_map ppc3_mapping_table[] = {
{ MAIN_ALL_DEVICES_1X, 0x80 },
{ MAIN_DEVICE_A_1X, 0x81 },
{ COEFF_DEVICE_A_1X, 0xC1 },
{ PRE_DEVICE_A_1X, 0xC1 },
{ MAIN_DEVICE_B_1X, 0x82 },
{ COEFF_DEVICE_B_1X, 0xC2 },
{ PRE_DEVICE_B_1X, 0xC2 },
{ MAIN_DEVICE_C_1X, 0x83 },
{ COEFF_DEVICE_C_1X, 0xC3 },
{ PRE_DEVICE_C_1X, 0xC3 },
{ MAIN_DEVICE_D_1X, 0x84 },
{ COEFF_DEVICE_D_1X, 0xC4 },
{ PRE_DEVICE_D_1X, 0xC4 },
};
static const struct blktyp_devidx_map non_ppc3_mapping_table[] = {
{ MAIN_ALL_DEVICES, 0x80 },
{ MAIN_DEVICE_A, 0x81 },
{ COEFF_DEVICE_A, 0xC1 },
{ PRE_DEVICE_A, 0xC1 },
{ MAIN_DEVICE_B, 0x82 },
{ COEFF_DEVICE_B, 0xC2 },
{ PRE_DEVICE_B, 0xC2 },
{ MAIN_DEVICE_C, 0x83 },
{ COEFF_DEVICE_C, 0xC3 },
{ PRE_DEVICE_C, 0xC3 },
{ MAIN_DEVICE_D, 0x84 },
{ COEFF_DEVICE_D, 0xC4 },
{ PRE_DEVICE_D, 0xC4 },
};
static struct tasdevice_config_info *tasdevice_add_config(
struct tasdevice_priv *tas_priv, unsigned char *config_data,
unsigned int config_size, int *status)
{
struct tasdevice_config_info *cfg_info;
struct tasdev_blk_data **bk_da;
unsigned int config_offset = 0;
unsigned int i;
/* In most projects are many audio cases, such as music, handfree,
* receiver, games, audio-to-haptics, PMIC record, bypass mode,
* portrait, landscape, etc. Even in multiple audios, one or
* two of the chips will work for the special case, such as
* ultrasonic application. In order to support these variable-numbers
* of audio cases, flexible configs have been introduced in the
* dsp firmware.
*/
cfg_info = kzalloc(sizeof(struct tasdevice_config_info), GFP_KERNEL);
if (!cfg_info) {
*status = -ENOMEM;
goto out;
}
if (tas_priv->rcabin.fw_hdr.binary_version_num >= 0x105) {
if (config_offset + 64 > (int)config_size) {
*status = -EINVAL;
dev_err(tas_priv->dev, "add conf: Out of boundary\n");
goto out;
}
config_offset += 64;
}
if (config_offset + 4 > (int)config_size) {
*status = -EINVAL;
dev_err(tas_priv->dev, "add config: Out of boundary\n");
goto out;
}
/* convert data[offset], data[offset + 1], data[offset + 2] and
* data[offset + 3] into host
*/
cfg_info->nblocks = get_unaligned_be32(&config_data[config_offset]);
config_offset += 4;
/* Several kinds of dsp/algorithm firmwares can run on tas2781,
* the number and size of blk are not fixed and different among
* these firmwares.
*/
bk_da = cfg_info->blk_data = kcalloc(cfg_info->nblocks,
sizeof(struct tasdev_blk_data *), GFP_KERNEL);
if (!bk_da) {
*status = -ENOMEM;
goto out;
}
cfg_info->real_nblocks = 0;
for (i = 0; i < cfg_info->nblocks; i++) {
if (config_offset + 12 > config_size) {
*status = -EINVAL;
dev_err(tas_priv->dev,
"%s: Out of boundary: i = %d nblocks = %u!\n",
__func__, i, cfg_info->nblocks);
break;
}
bk_da[i] = kzalloc(sizeof(struct tasdev_blk_data), GFP_KERNEL);
if (!bk_da[i]) {
*status = -ENOMEM;
break;
}
bk_da[i]->dev_idx = config_data[config_offset];
config_offset++;
bk_da[i]->block_type = config_data[config_offset];
config_offset++;
if (bk_da[i]->block_type == TASDEVICE_BIN_BLK_PRE_POWER_UP) {
if (bk_da[i]->dev_idx == 0)
cfg_info->active_dev =
(1 << tas_priv->ndev) - 1;
else
cfg_info->active_dev |= 1 <<
(bk_da[i]->dev_idx - 1);
}
bk_da[i]->yram_checksum =
get_unaligned_be16(&config_data[config_offset]);
config_offset += 2;
bk_da[i]->block_size =
get_unaligned_be32(&config_data[config_offset]);
config_offset += 4;
bk_da[i]->n_subblks =
get_unaligned_be32(&config_data[config_offset]);
config_offset += 4;
if (config_offset + bk_da[i]->block_size > config_size) {
*status = -EINVAL;
dev_err(tas_priv->dev,
"%s: Out of boundary: i = %d blks = %u!\n",
__func__, i, cfg_info->nblocks);
break;
}
/* instead of kzalloc+memcpy */
bk_da[i]->regdata = kmemdup(&config_data[config_offset],
bk_da[i]->block_size, GFP_KERNEL);
if (!bk_da[i]->regdata) {
*status = -ENOMEM;
goto out;
}
config_offset += bk_da[i]->block_size;
cfg_info->real_nblocks += 1;
}
out:
return cfg_info;
}
int tasdevice_rca_parser(void *context, const struct firmware *fmw)
{
struct tasdevice_priv *tas_priv = context;
struct tasdevice_config_info **cfg_info;
struct tasdevice_rca_hdr *fw_hdr;
struct tasdevice_rca *rca;
unsigned int total_config_sz = 0;
unsigned char *buf;
int offset = 0;
int ret = 0;
int i;
rca = &(tas_priv->rcabin);
fw_hdr = &(rca->fw_hdr);
if (!fmw || !fmw->data) {
dev_err(tas_priv->dev, "Failed to read %s\n",
tas_priv->rca_binaryname);
tas_priv->fw_state = TASDEVICE_DSP_FW_FAIL;
ret = -EINVAL;
goto out;
}
buf = (unsigned char *)fmw->data;
fw_hdr->img_sz = get_unaligned_be32(&buf[offset]);
offset += 4;
if (fw_hdr->img_sz != fmw->size) {
dev_err(tas_priv->dev,
"File size not match, %d %u", (int)fmw->size,
fw_hdr->img_sz);
tas_priv->fw_state = TASDEVICE_DSP_FW_FAIL;
ret = -EINVAL;
goto out;
}
fw_hdr->checksum = get_unaligned_be32(&buf[offset]);
offset += 4;
fw_hdr->binary_version_num = get_unaligned_be32(&buf[offset]);
if (fw_hdr->binary_version_num < 0x103) {
dev_err(tas_priv->dev, "File version 0x%04x is too low",
fw_hdr->binary_version_num);
tas_priv->fw_state = TASDEVICE_DSP_FW_FAIL;
ret = -EINVAL;
goto out;
}
offset += 4;
fw_hdr->drv_fw_version = get_unaligned_be32(&buf[offset]);
offset += 8;
fw_hdr->plat_type = buf[offset];
offset += 1;
fw_hdr->dev_family = buf[offset];
offset += 1;
fw_hdr->reserve = buf[offset];
offset += 1;
fw_hdr->ndev = buf[offset];
offset += 1;
if (fw_hdr->ndev != tas_priv->ndev) {
dev_err(tas_priv->dev,
"ndev(%u) in rcabin mismatch ndev(%u) in DTS\n",
fw_hdr->ndev, tas_priv->ndev);
tas_priv->fw_state = TASDEVICE_DSP_FW_FAIL;
ret = -EINVAL;
goto out;
}
if (offset + TASDEVICE_DEVICE_SUM > fw_hdr->img_sz) {
dev_err(tas_priv->dev, "rca_ready: Out of boundary!\n");
ret = -EINVAL;
tas_priv->fw_state = TASDEVICE_DSP_FW_FAIL;
goto out;
}
for (i = 0; i < TASDEVICE_DEVICE_SUM; i++, offset++)
fw_hdr->devs[i] = buf[offset];
fw_hdr->nconfig = get_unaligned_be32(&buf[offset]);
offset += 4;
for (i = 0; i < TASDEVICE_CONFIG_SUM; i++) {
fw_hdr->config_size[i] = get_unaligned_be32(&buf[offset]);
offset += 4;
total_config_sz += fw_hdr->config_size[i];
}
if (fw_hdr->img_sz - total_config_sz != (unsigned int)offset) {
dev_err(tas_priv->dev, "Bin file error!\n");
ret = -EINVAL;
tas_priv->fw_state = TASDEVICE_DSP_FW_FAIL;
goto out;
}
cfg_info = kcalloc(fw_hdr->nconfig, sizeof(*cfg_info), GFP_KERNEL);
if (!cfg_info) {
ret = -ENOMEM;
tas_priv->fw_state = TASDEVICE_DSP_FW_FAIL;
goto out;
}
rca->cfg_info = cfg_info;
rca->ncfgs = 0;
for (i = 0; i < (int)fw_hdr->nconfig; i++) {
rca->ncfgs += 1;
cfg_info[i] = tasdevice_add_config(tas_priv, &buf[offset],
fw_hdr->config_size[i], &ret);
if (ret) {
tas_priv->fw_state = TASDEVICE_DSP_FW_FAIL;
goto out;
}
offset += (int)fw_hdr->config_size[i];
}
out:
return ret;
}
EXPORT_SYMBOL_NS_GPL(tasdevice_rca_parser, SND_SOC_TAS2781_FMWLIB);
/* fixed m68k compiling issue: mapping table can save code field */
static unsigned char map_dev_idx(struct tasdevice_fw *tas_fmw,
struct tasdev_blk *block)
{
struct blktyp_devidx_map *p =
(struct blktyp_devidx_map *)non_ppc3_mapping_table;
struct tasdevice_dspfw_hdr *fw_hdr = &(tas_fmw->fw_hdr);
struct tasdevice_fw_fixed_hdr *fw_fixed_hdr = &(fw_hdr->fixed_hdr);
int i, n = ARRAY_SIZE(non_ppc3_mapping_table);
unsigned char dev_idx = 0;
if (fw_fixed_hdr->ppcver >= PPC3_VERSION_TAS2781) {
p = (struct blktyp_devidx_map *)ppc3_tas2781_mapping_table;
n = ARRAY_SIZE(ppc3_tas2781_mapping_table);
} else if (fw_fixed_hdr->ppcver >= PPC3_VERSION) {
p = (struct blktyp_devidx_map *)ppc3_mapping_table;
n = ARRAY_SIZE(ppc3_mapping_table);
}
for (i = 0; i < n; i++) {
if (block->type == p[i].blktyp) {
dev_idx = p[i].dev_idx;
break;
}
}
return dev_idx;
}
static int fw_parse_block_data_kernel(struct tasdevice_fw *tas_fmw,
struct tasdev_blk *block, const struct firmware *fmw, int offset)
{
const unsigned char *data = fmw->data;
if (offset + 16 > fmw->size) {
dev_err(tas_fmw->dev, "%s: File Size error\n", __func__);
offset = -EINVAL;
goto out;
}
/* convert data[offset], data[offset + 1], data[offset + 2] and
* data[offset + 3] into host
*/
block->type = get_unaligned_be32(&data[offset]);
offset += 4;
block->is_pchksum_present = data[offset];
offset++;
block->pchksum = data[offset];
offset++;
block->is_ychksum_present = data[offset];
offset++;
block->ychksum = data[offset];
offset++;
block->blk_size = get_unaligned_be32(&data[offset]);
offset += 4;
block->nr_subblocks = get_unaligned_be32(&data[offset]);
offset += 4;
/* fixed m68k compiling issue:
* 1. mapping table can save code field.
* 2. storing the dev_idx as a member of block can reduce unnecessary
* time and system resource comsumption of dev_idx mapping every
* time the block data writing to the dsp.
*/
block->dev_idx = map_dev_idx(tas_fmw, block);
if (offset + block->blk_size > fmw->size) {
dev_err(tas_fmw->dev, "%s: nSublocks error\n", __func__);
offset = -EINVAL;
goto out;
}
/* instead of kzalloc+memcpy */
block->data = kmemdup(&data[offset], block->blk_size, GFP_KERNEL);
if (!block->data) {
offset = -ENOMEM;
goto out;
}
offset += block->blk_size;
out:
return offset;
}
static int fw_parse_data_kernel(struct tasdevice_fw *tas_fmw,
struct tasdevice_data *img_data, const struct firmware *fmw,
int offset)
{
const unsigned char *data = fmw->data;
struct tasdev_blk *blk;
unsigned int i;
if (offset + 4 > fmw->size) {
dev_err(tas_fmw->dev, "%s: File Size error\n", __func__);
offset = -EINVAL;
goto out;
}
img_data->nr_blk = get_unaligned_be32(&data[offset]);
offset += 4;
img_data->dev_blks = kcalloc(img_data->nr_blk,
sizeof(struct tasdev_blk), GFP_KERNEL);
if (!img_data->dev_blks) {
offset = -ENOMEM;
goto out;
}
for (i = 0; i < img_data->nr_blk; i++) {
blk = &(img_data->dev_blks[i]);
offset = fw_parse_block_data_kernel(tas_fmw, blk, fmw, offset);
if (offset < 0) {
offset = -EINVAL;
break;
}
}
out:
return offset;
}
static int fw_parse_program_data_kernel(
struct tasdevice_priv *tas_priv, struct tasdevice_fw *tas_fmw,
const struct firmware *fmw, int offset)
{
struct tasdevice_prog *program;
unsigned int i;
for (i = 0; i < tas_fmw->nr_programs; i++) {
program = &(tas_fmw->programs[i]);
if (offset + 72 > fmw->size) {
dev_err(tas_priv->dev, "%s: mpName error\n", __func__);
offset = -EINVAL;
goto out;
}
/*skip 72 unused byts*/
offset += 72;
offset = fw_parse_data_kernel(tas_fmw, &(program->dev_data),
fmw, offset);
if (offset < 0)
goto out;
}
out:
return offset;
}
static int fw_parse_configuration_data_kernel(
struct tasdevice_priv *tas_priv,
struct tasdevice_fw *tas_fmw, const struct firmware *fmw, int offset)
{
const unsigned char *data = fmw->data;
struct tasdevice_config *config;
unsigned int i;
for (i = 0; i < tas_fmw->nr_configurations; i++) {
config = &(tas_fmw->configs[i]);
if (offset + 80 > fmw->size) {
dev_err(tas_priv->dev, "%s: mpName error\n", __func__);
offset = -EINVAL;
goto out;
}
memcpy(config->name, &data[offset], 64);
/*skip extra 16 bytes*/
offset += 80;
offset = fw_parse_data_kernel(tas_fmw, &(config->dev_data),
fmw, offset);
if (offset < 0)
goto out;
}
out:
return offset;
}
static int fw_parse_variable_header_kernel(
struct tasdevice_priv *tas_priv, const struct firmware *fmw,
int offset)
{
struct tasdevice_fw *tas_fmw = tas_priv->fmw;
struct tasdevice_dspfw_hdr *fw_hdr = &(tas_fmw->fw_hdr);
struct tasdevice_prog *program;
struct tasdevice_config *config;
const unsigned char *buf = fmw->data;
unsigned short max_confs;
unsigned int i;
if (offset + 12 + 4 * TASDEVICE_MAXPROGRAM_NUM_KERNEL > fmw->size) {
dev_err(tas_priv->dev, "%s: File Size error\n", __func__);
offset = -EINVAL;
goto out;
}
fw_hdr->device_family = get_unaligned_be16(&buf[offset]);
if (fw_hdr->device_family != 0) {
dev_err(tas_priv->dev, "%s:not TAS device\n", __func__);
offset = -EINVAL;
goto out;
}
offset += 2;
fw_hdr->device = get_unaligned_be16(&buf[offset]);
if (fw_hdr->device >= TASDEVICE_DSP_TAS_MAX_DEVICE ||
fw_hdr->device == 6) {
dev_err(tas_priv->dev, "Unsupported dev %d\n", fw_hdr->device);
offset = -EINVAL;
goto out;
}
offset += 2;
fw_hdr->ndev = deviceNumber[fw_hdr->device];
if (fw_hdr->ndev != tas_priv->ndev) {
dev_err(tas_priv->dev,
"%s: ndev(%u) in dspbin mismatch ndev(%u) in DTS\n",
__func__, fw_hdr->ndev, tas_priv->ndev);
offset = -EINVAL;
goto out;
}
tas_fmw->nr_programs = get_unaligned_be32(&buf[offset]);
offset += 4;
if (tas_fmw->nr_programs == 0 || tas_fmw->nr_programs >
TASDEVICE_MAXPROGRAM_NUM_KERNEL) {
dev_err(tas_priv->dev, "mnPrograms is invalid\n");
offset = -EINVAL;
goto out;
}
tas_fmw->programs = kcalloc(tas_fmw->nr_programs,
sizeof(struct tasdevice_prog), GFP_KERNEL);
if (!tas_fmw->programs) {
offset = -ENOMEM;
goto out;
}
for (i = 0; i < tas_fmw->nr_programs; i++) {
program = &(tas_fmw->programs[i]);
program->prog_size = get_unaligned_be32(&buf[offset]);
offset += 4;
}
/* Skip the unused prog_size */
offset += 4 * (TASDEVICE_MAXPROGRAM_NUM_KERNEL - tas_fmw->nr_programs);
tas_fmw->nr_configurations = get_unaligned_be32(&buf[offset]);
offset += 4;
/* The max number of config in firmware greater than 4 pieces of
* tas2781s is different from the one lower than 4 pieces of
* tas2781s.
*/
max_confs = (fw_hdr->ndev >= 4) ?
TASDEVICE_MAXCONFIG_NUM_KERNEL_MULTIPLE_AMPS :
TASDEVICE_MAXCONFIG_NUM_KERNEL;
if (tas_fmw->nr_configurations == 0 ||
tas_fmw->nr_configurations > max_confs) {
dev_err(tas_priv->dev, "%s: Conf is invalid\n", __func__);
offset = -EINVAL;
goto out;
}
if (offset + 4 * max_confs > fmw->size) {
dev_err(tas_priv->dev, "%s: mpConfigurations err\n", __func__);
offset = -EINVAL;
goto out;
}
tas_fmw->configs = kcalloc(tas_fmw->nr_configurations,
sizeof(struct tasdevice_config), GFP_KERNEL);
if (!tas_fmw->configs) {
offset = -ENOMEM;
goto out;
}
for (i = 0; i < tas_fmw->nr_programs; i++) {
config = &(tas_fmw->configs[i]);
config->cfg_size = get_unaligned_be32(&buf[offset]);
offset += 4;
}
/* Skip the unused configs */
offset += 4 * (max_confs - tas_fmw->nr_programs);
out:
return offset;
}
static int tasdevice_process_block(void *context, unsigned char *data,
unsigned char dev_idx, int sublocksize)
{
struct tasdevice_priv *tas_priv = (struct tasdevice_priv *)context;
int subblk_offset, chn, chnend, rc;
unsigned char subblk_typ = data[1];
int blktyp = dev_idx & 0xC0;
int idx = dev_idx & 0x3F;
bool is_err = false;
if (idx) {
chn = idx - 1;
chnend = idx;
} else {
chn = 0;
chnend = tas_priv->ndev;
}
for (; chn < chnend; chn++) {
if (tas_priv->tasdevice[chn].is_loading == false)
continue;
is_err = false;
subblk_offset = 2;
switch (subblk_typ) {
case TASDEVICE_CMD_SING_W: {
int i;
unsigned short len = get_unaligned_be16(&data[2]);
subblk_offset += 2;
if (subblk_offset + 4 * len > sublocksize) {
dev_err(tas_priv->dev,
"process_block: Out of boundary\n");
is_err = true;
break;
}
for (i = 0; i < len; i++) {
rc = tasdevice_dev_write(tas_priv, chn,
TASDEVICE_REG(data[subblk_offset],
data[subblk_offset + 1],
data[subblk_offset + 2]),
data[subblk_offset + 3]);
if (rc < 0) {
is_err = true;
dev_err(tas_priv->dev,
"process_block: single write error\n");
}
subblk_offset += 4;
}
}
break;
case TASDEVICE_CMD_BURST: {
unsigned short len = get_unaligned_be16(&data[2]);
subblk_offset += 2;
if (subblk_offset + 4 + len > sublocksize) {
dev_err(tas_priv->dev,
"%s: BST Out of boundary\n",
__func__);
is_err = true;
break;
}
if (len % 4) {
dev_err(tas_priv->dev,
"%s:Bst-len(%u)not div by 4\n",
__func__, len);
break;
}
rc = tasdevice_dev_bulk_write(tas_priv, chn,
TASDEVICE_REG(data[subblk_offset],
data[subblk_offset + 1],
data[subblk_offset + 2]),
&(data[subblk_offset + 4]), len);
if (rc < 0) {
is_err = true;
dev_err(tas_priv->dev,
"%s: bulk_write error = %d\n",
__func__, rc);
}
subblk_offset += (len + 4);
}
break;
case TASDEVICE_CMD_DELAY: {
unsigned int sleep_time = 0;
if (subblk_offset + 2 > sublocksize) {
dev_err(tas_priv->dev,
"%s: delay Out of boundary\n",
__func__);
is_err = true;
break;
}
sleep_time = get_unaligned_be16(&data[2]) * 1000;
usleep_range(sleep_time, sleep_time + 50);
subblk_offset += 2;
}
break;
case TASDEVICE_CMD_FIELD_W:
if (subblk_offset + 6 > sublocksize) {
dev_err(tas_priv->dev,
"%s: bit write Out of boundary\n",
__func__);
is_err = true;
break;
}
rc = tasdevice_dev_update_bits(tas_priv, chn,
TASDEVICE_REG(data[subblk_offset + 2],
data[subblk_offset + 3],
data[subblk_offset + 4]),
data[subblk_offset + 1],
data[subblk_offset + 5]);
if (rc < 0) {
is_err = true;
dev_err(tas_priv->dev,
"%s: update_bits error = %d\n",
__func__, rc);
}
subblk_offset += 6;
break;
default:
break;
}
if (is_err == true && blktyp != 0) {
if (blktyp == 0x80) {
tas_priv->tasdevice[chn].cur_prog = -1;
tas_priv->tasdevice[chn].cur_conf = -1;
} else
tas_priv->tasdevice[chn].cur_conf = -1;
}
}
return subblk_offset;
}
void tasdevice_select_cfg_blk(void *pContext, int conf_no,
unsigned char block_type)
{
struct tasdevice_priv *tas_priv = (struct tasdevice_priv *) pContext;
struct tasdevice_rca *rca = &(tas_priv->rcabin);
struct tasdevice_config_info **cfg_info = rca->cfg_info;
struct tasdev_blk_data **blk_data;
int j, k, chn, chnend;
if (conf_no >= rca->ncfgs || conf_no < 0 || !cfg_info) {
dev_err(tas_priv->dev, "conf_no should be not more than %u\n",
rca->ncfgs);
return;
}
blk_data = cfg_info[conf_no]->blk_data;
for (j = 0; j < (int)cfg_info[conf_no]->real_nblocks; j++) {
unsigned int length = 0, rc = 0;
if (block_type > 5 || block_type < 2) {
dev_err(tas_priv->dev,
"block_type should be in range from 2 to 5\n");
break;
}
if (block_type != blk_data[j]->block_type)
continue;
for (k = 0; k < (int)blk_data[j]->n_subblks; k++) {
if (blk_data[j]->dev_idx) {
chn = blk_data[j]->dev_idx - 1;
chnend = blk_data[j]->dev_idx;
} else {
chn = 0;
chnend = tas_priv->ndev;
}
for (; chn < chnend; chn++)
tas_priv->tasdevice[chn].is_loading = true;
rc = tasdevice_process_block(tas_priv,
blk_data[j]->regdata + length,
blk_data[j]->dev_idx,
blk_data[j]->block_size - length);
length += rc;
if (blk_data[j]->block_size < length) {
dev_err(tas_priv->dev,
"%s: %u %u out of boundary\n",
__func__, length,
blk_data[j]->block_size);
break;
}
}
if (length != blk_data[j]->block_size)
dev_err(tas_priv->dev, "%s: %u %u size is not same\n",
__func__, length, blk_data[j]->block_size);
}
}
EXPORT_SYMBOL_NS_GPL(tasdevice_select_cfg_blk, SND_SOC_TAS2781_FMWLIB);
static int tasdevice_load_block_kernel(
struct tasdevice_priv *tasdevice, struct tasdev_blk *block)
{
const unsigned int blk_size = block->blk_size;
unsigned int i, length;
unsigned char *data = block->data;
for (i = 0, length = 0; i < block->nr_subblocks; i++) {
int rc = tasdevice_process_block(tasdevice, data + length,
block->dev_idx, blk_size - length);
if (rc < 0) {
dev_err(tasdevice->dev,
"%s: %u %u sublock write error\n",
__func__, length, blk_size);
break;
}
length += (unsigned int)rc;
if (blk_size < length) {
dev_err(tasdevice->dev, "%s: %u %u out of boundary\n",
__func__, length, blk_size);
break;
}
}
return 0;
}
static int fw_parse_variable_hdr(struct tasdevice_priv
*tas_priv, struct tasdevice_dspfw_hdr *fw_hdr,
const struct firmware *fmw, int offset)
{
const unsigned char *buf = fmw->data;
int len = strlen((char *)&buf[offset]);
len++;
if (offset + len + 8 > fmw->size) {
dev_err(tas_priv->dev, "%s: File Size error\n", __func__);
offset = -EINVAL;
goto out;
}
offset += len;
fw_hdr->device_family = get_unaligned_be32(&buf[offset]);
if (fw_hdr->device_family != 0) {
dev_err(tas_priv->dev, "%s: not TAS device\n", __func__);
offset = -EINVAL;
goto out;
}
offset += 4;
fw_hdr->device = get_unaligned_be32(&buf[offset]);
if (fw_hdr->device >= TASDEVICE_DSP_TAS_MAX_DEVICE ||
fw_hdr->device == 6) {
dev_err(tas_priv->dev, "Unsupported dev %d\n", fw_hdr->device);
offset = -EINVAL;
goto out;
}
offset += 4;
fw_hdr->ndev = deviceNumber[fw_hdr->device];
out:
return offset;
}
static int fw_parse_variable_header_git(struct tasdevice_priv
*tas_priv, const struct firmware *fmw, int offset)
{
struct tasdevice_fw *tas_fmw = tas_priv->fmw;
struct tasdevice_dspfw_hdr *fw_hdr = &(tas_fmw->fw_hdr);
offset = fw_parse_variable_hdr(tas_priv, fw_hdr, fmw, offset);
if (offset < 0)
goto out;
if (fw_hdr->ndev != tas_priv->ndev) {
dev_err(tas_priv->dev,
"%s: ndev(%u) in dspbin mismatch ndev(%u) in DTS\n",
__func__, fw_hdr->ndev, tas_priv->ndev);
offset = -EINVAL;
}
out:
return offset;
}
static int fw_parse_block_data(struct tasdevice_fw *tas_fmw,
struct tasdev_blk *block, const struct firmware *fmw, int offset)
{
unsigned char *data = (unsigned char *)fmw->data;
int n;
if (offset + 8 > fmw->size) {
dev_err(tas_fmw->dev, "%s: Type error\n", __func__);
offset = -EINVAL;
goto out;
}
block->type = get_unaligned_be32(&data[offset]);
offset += 4;
if (tas_fmw->fw_hdr.fixed_hdr.drv_ver >= PPC_DRIVER_CRCCHK) {
if (offset + 8 > fmw->size) {
dev_err(tas_fmw->dev, "PChkSumPresent error\n");
offset = -EINVAL;
goto out;
}
block->is_pchksum_present = data[offset];
offset++;
block->pchksum = data[offset];
offset++;
block->is_ychksum_present = data[offset];
offset++;
block->ychksum = data[offset];
offset++;
} else {
block->is_pchksum_present = 0;
block->is_ychksum_present = 0;
}
block->nr_cmds = get_unaligned_be32(&data[offset]);
offset += 4;
n = block->nr_cmds * 4;
if (offset + n > fmw->size) {
dev_err(tas_fmw->dev,
"%s: File Size(%lu) error offset = %d n = %d\n",
__func__, (unsigned long)fmw->size, offset, n);
offset = -EINVAL;
goto out;
}
/* instead of kzalloc+memcpy */
block->data = kmemdup(&data[offset], n, GFP_KERNEL);
if (!block->data) {
offset = -ENOMEM;
goto out;
}
offset += n;
out:
return offset;
}
/* When parsing error occurs, all the memory resource will be released
* in the end of tasdevice_rca_ready.
*/
static int fw_parse_data(struct tasdevice_fw *tas_fmw,
struct tasdevice_data *img_data, const struct firmware *fmw,
int offset)
{
const unsigned char *data = (unsigned char *)fmw->data;
struct tasdev_blk *blk;
unsigned int i;
int n;
if (offset + 64 > fmw->size) {
dev_err(tas_fmw->dev, "%s: Name error\n", __func__);
offset = -EINVAL;
goto out;
}
memcpy(img_data->name, &data[offset], 64);
offset += 64;
n = strlen((char *)&data[offset]);
n++;
if (offset + n + 2 > fmw->size) {
dev_err(tas_fmw->dev, "%s: Description error\n", __func__);
offset = -EINVAL;
goto out;
}
offset += n;
img_data->nr_blk = get_unaligned_be16(&data[offset]);
offset += 2;
img_data->dev_blks = kcalloc(img_data->nr_blk,
sizeof(struct tasdev_blk), GFP_KERNEL);
if (!img_data->dev_blks) {
offset = -ENOMEM;
goto out;
}
for (i = 0; i < img_data->nr_blk; i++) {
blk = &(img_data->dev_blks[i]);
offset = fw_parse_block_data(tas_fmw, blk, fmw, offset);
if (offset < 0) {
offset = -EINVAL;
goto out;
}
}
out:
return offset;
}
/* When parsing error occurs, all the memory resource will be released
* in the end of tasdevice_rca_ready.
*/
static int fw_parse_program_data(struct tasdevice_priv *tas_priv,
struct tasdevice_fw *tas_fmw, const struct firmware *fmw, int offset)
{
unsigned char *buf = (unsigned char *)fmw->data;
struct tasdevice_prog *program;
int i;
if (offset + 2 > fmw->size) {
dev_err(tas_priv->dev, "%s: File Size error\n", __func__);
offset = -EINVAL;
goto out;
}
tas_fmw->nr_programs = get_unaligned_be16(&buf[offset]);
offset += 2;
if (tas_fmw->nr_programs == 0) {
/*Not error in calibration Data file, return directly*/
dev_info(tas_priv->dev, "%s: No Programs data, maybe calbin\n",
__func__);
goto out;
}
tas_fmw->programs =
kcalloc(tas_fmw->nr_programs, sizeof(struct tasdevice_prog),
GFP_KERNEL);
if (!tas_fmw->programs) {
offset = -ENOMEM;
goto out;
}
for (i = 0; i < tas_fmw->nr_programs; i++) {
int n = 0;
program = &(tas_fmw->programs[i]);
if (offset + 64 > fmw->size) {
dev_err(tas_priv->dev, "%s: mpName error\n", __func__);
offset = -EINVAL;
goto out;
}
offset += 64;
n = strlen((char *)&buf[offset]);
/* skip '\0' and 5 unused bytes */
n += 6;
if (offset + n > fmw->size) {
dev_err(tas_priv->dev, "Description err\n");
offset = -EINVAL;
goto out;
}
offset += n;
offset = fw_parse_data(tas_fmw, &(program->dev_data), fmw,
offset);
if (offset < 0)
goto out;
}
out:
return offset;
}
/* When parsing error occurs, all the memory resource will be released
* in the end of tasdevice_rca_ready.
*/
static int fw_parse_configuration_data(
struct tasdevice_priv *tas_priv,
struct tasdevice_fw *tas_fmw,
const struct firmware *fmw, int offset)
{
unsigned char *data = (unsigned char *)fmw->data;
struct tasdevice_config *config;
unsigned int i;
int n;
if (offset + 2 > fmw->size) {
dev_err(tas_priv->dev, "%s: File Size error\n", __func__);
offset = -EINVAL;
goto out;
}
tas_fmw->nr_configurations = get_unaligned_be16(&data[offset]);
offset += 2;
if (tas_fmw->nr_configurations == 0) {
dev_err(tas_priv->dev, "%s: Conf is zero\n", __func__);
/*Not error for calibration Data file, return directly*/
goto out;
}
tas_fmw->configs = kcalloc(tas_fmw->nr_configurations,
sizeof(struct tasdevice_config), GFP_KERNEL);
if (!tas_fmw->configs) {
offset = -ENOMEM;
goto out;
}
for (i = 0; i < tas_fmw->nr_configurations; i++) {
config = &(tas_fmw->configs[i]);
if (offset + 64 > fmw->size) {
dev_err(tas_priv->dev, "File Size err\n");
offset = -EINVAL;
goto out;
}
memcpy(config->name, &data[offset], 64);
offset += 64;
n = strlen((char *)&data[offset]);
n += 15;
if (offset + n > fmw->size) {
dev_err(tas_priv->dev, "Description err\n");
offset = -EINVAL;
goto out;
}
offset += n;
offset = fw_parse_data(tas_fmw, &(config->dev_data),
fmw, offset);
if (offset < 0)
goto out;
}
out:
return offset;
}
static bool check_inpage_yram_rg(struct tas_crc *cd,
unsigned char reg, unsigned char len)
{
bool in = false;
if (reg <= TAS2781_YRAM5_END_REG &&
reg >= TAS2781_YRAM5_START_REG) {
if (reg + len > TAS2781_YRAM5_END_REG)
cd->len = TAS2781_YRAM5_END_REG - reg + 1;
else
cd->len = len;
cd->offset = reg;
in = true;
} else if (reg < TAS2781_YRAM5_START_REG) {
if (reg + len > TAS2781_YRAM5_START_REG) {
cd->offset = TAS2781_YRAM5_START_REG;
cd->len = len - TAS2781_YRAM5_START_REG + reg;
in = true;
}
}
return in;
}
static bool check_inpage_yram_bk1(struct tas_crc *cd,
unsigned char page, unsigned char reg, unsigned char len)
{
bool in = false;
if (page == TAS2781_YRAM1_PAGE) {
if (reg >= TAS2781_YRAM1_START_REG) {
cd->offset = reg;
cd->len = len;
in = true;
} else if (reg + len > TAS2781_YRAM1_START_REG) {
cd->offset = TAS2781_YRAM1_START_REG;
cd->len = len - TAS2781_YRAM1_START_REG + reg;
in = true;
}
} else if (page == TAS2781_YRAM3_PAGE)
in = check_inpage_yram_rg(cd, reg, len);
return in;
}
/* Return Code:
* true -- the registers are in the inpage yram
* false -- the registers are NOT in the inpage yram
*/
static bool check_inpage_yram(struct tas_crc *cd, unsigned char book,
unsigned char page, unsigned char reg, unsigned char len)
{
bool in = false;
if (book == TAS2781_YRAM_BOOK1) {
in = check_inpage_yram_bk1(cd, page, reg, len);
goto end;
}
if (book == TAS2781_YRAM_BOOK2 && page == TAS2781_YRAM5_PAGE)
in = check_inpage_yram_rg(cd, reg, len);
end:
return in;
}
static bool check_inblock_yram_bk(struct tas_crc *cd,
unsigned char page, unsigned char reg, unsigned char len)
{
bool in = false;
if ((page >= TAS2781_YRAM4_START_PAGE &&
page <= TAS2781_YRAM4_END_PAGE) ||
(page >= TAS2781_YRAM2_START_PAGE &&
page <= TAS2781_YRAM2_END_PAGE)) {
if (reg <= TAS2781_YRAM2_END_REG &&
reg >= TAS2781_YRAM2_START_REG) {
cd->offset = reg;
cd->len = len;
in = true;
} else if (reg < TAS2781_YRAM2_START_REG) {
if (reg + len - 1 >= TAS2781_YRAM2_START_REG) {
cd->offset = TAS2781_YRAM2_START_REG;
cd->len = reg + len - TAS2781_YRAM2_START_REG;
in = true;
}
}
}
return in;
}
/* Return Code:
* true -- the registers are in the inblock yram
* false -- the registers are NOT in the inblock yram
*/
static bool check_inblock_yram(struct tas_crc *cd, unsigned char book,
unsigned char page, unsigned char reg, unsigned char len)
{
bool in = false;
if (book == TAS2781_YRAM_BOOK1 || book == TAS2781_YRAM_BOOK2)
in = check_inblock_yram_bk(cd, page, reg, len);
return in;
}
static bool check_yram(struct tas_crc *cd, unsigned char book,
unsigned char page, unsigned char reg, unsigned char len)
{
bool in;
in = check_inpage_yram(cd, book, page, reg, len);
if (in)
goto end;
in = check_inblock_yram(cd, book, page, reg, len);
end:
return in;
}
static int tasdev_multibytes_chksum(struct tasdevice_priv *tasdevice,
unsigned short chn, unsigned char book, unsigned char page,
unsigned char reg, unsigned int len)
{
struct tas_crc crc_data;
unsigned char crc_chksum = 0;
unsigned char nBuf1[128];
int ret = 0;
int i;
bool in;
if ((reg + len - 1) > 127) {
ret = -EINVAL;
dev_err(tasdevice->dev, "firmware error\n");
goto end;
}
if ((book == TASDEVICE_BOOK_ID(TAS2781_SA_COEFF_SWAP_REG))
&& (page == TASDEVICE_PAGE_ID(TAS2781_SA_COEFF_SWAP_REG))
&& (reg == TASDEVICE_PAGE_REG(TAS2781_SA_COEFF_SWAP_REG))
&& (len == 4)) {
/*DSP swap command, pass */
ret = 0;
goto end;
}
in = check_yram(&crc_data, book, page, reg, len);
if (!in)
goto end;
if (len == 1) {
dev_err(tasdevice->dev, "firmware error\n");
ret = -EINVAL;
goto end;
}
ret = tasdevice_dev_bulk_read(tasdevice, chn,
TASDEVICE_REG(book, page, crc_data.offset),
nBuf1, crc_data.len);
if (ret < 0)
goto end;
for (i = 0; i < crc_data.len; i++) {
if ((book == TASDEVICE_BOOK_ID(TAS2781_SA_COEFF_SWAP_REG))
&& (page == TASDEVICE_PAGE_ID(
TAS2781_SA_COEFF_SWAP_REG))
&& ((i + crc_data.offset)
>= TASDEVICE_PAGE_REG(TAS2781_SA_COEFF_SWAP_REG))
&& ((i + crc_data.offset)
<= (TASDEVICE_PAGE_REG(TAS2781_SA_COEFF_SWAP_REG)
+ 4)))
/*DSP swap command, bypass */
continue;
else
crc_chksum += crc8(tasdevice->crc8_lkp_tbl, &nBuf1[i],
1, 0);
}
ret = crc_chksum;
end:
return ret;
}
static int do_singlereg_checksum(struct tasdevice_priv *tasdevice,
unsigned short chl, unsigned char book, unsigned char page,
unsigned char reg, unsigned char val)
{
struct tas_crc crc_data;
unsigned int nData1;
int ret = 0;
bool in;
if ((book == TASDEVICE_BOOK_ID(TAS2781_SA_COEFF_SWAP_REG))
&& (page == TASDEVICE_PAGE_ID(TAS2781_SA_COEFF_SWAP_REG))
&& (reg >= TASDEVICE_PAGE_REG(TAS2781_SA_COEFF_SWAP_REG))
&& (reg <= (TASDEVICE_PAGE_REG(
TAS2781_SA_COEFF_SWAP_REG) + 4))) {
/*DSP swap command, pass */
ret = 0;
goto end;
}
in = check_yram(&crc_data, book, page, reg, 1);
if (!in)
goto end;
ret = tasdevice_dev_read(tasdevice, chl,
TASDEVICE_REG(book, page, reg), &nData1);
if (ret < 0)
goto end;
if (nData1 != val) {
dev_err(tasdevice->dev,
"B[0x%x]P[0x%x]R[0x%x] W[0x%x], R[0x%x]\n",
book, page, reg, val, nData1);
tasdevice->tasdevice[chl].err_code |= ERROR_YRAM_CRCCHK;
ret = -EAGAIN;
goto end;
}
ret = crc8(tasdevice->crc8_lkp_tbl, &val, 1, 0);
end:
return ret;
}
static void set_err_prg_cfg(unsigned int type, struct tasdevice *dev)
{
if ((type == MAIN_ALL_DEVICES) || (type == MAIN_DEVICE_A)
|| (type == MAIN_DEVICE_B) || (type == MAIN_DEVICE_C)
|| (type == MAIN_DEVICE_D))
dev->cur_prog = -1;
else
dev->cur_conf = -1;
}
static int tasdev_bytes_chksum(struct tasdevice_priv *tas_priv,
struct tasdev_blk *block, int chn, unsigned char book,
unsigned char page, unsigned char reg, unsigned int len,
unsigned char val, unsigned char *crc_chksum)
{
int ret;
if (len > 1)
ret = tasdev_multibytes_chksum(tas_priv, chn, book, page, reg,
len);
else
ret = do_singlereg_checksum(tas_priv, chn, book, page, reg,
val);
if (ret > 0) {
*crc_chksum += (unsigned char)ret;
goto end;
}
if (ret != -EAGAIN)
goto end;
block->nr_retry--;
if (block->nr_retry > 0)
goto end;
set_err_prg_cfg(block->type, &tas_priv->tasdevice[chn]);
end:
return ret;
}
static int tasdev_multibytes_wr(struct tasdevice_priv *tas_priv,
struct tasdev_blk *block, int chn, unsigned char book,
unsigned char page, unsigned char reg, unsigned char *data,
unsigned int len, unsigned int *nr_cmds,
unsigned char *crc_chksum)
{
int ret;
if (len > 1) {
ret = tasdevice_dev_bulk_write(tas_priv, chn,
TASDEVICE_REG(book, page, reg), data + 3, len);
if (ret < 0)
goto end;
if (block->is_ychksum_present)
ret = tasdev_bytes_chksum(tas_priv, block, chn,
book, page, reg, len, 0, crc_chksum);
} else {
ret = tasdevice_dev_write(tas_priv, chn,
TASDEVICE_REG(book, page, reg), data[3]);
if (ret < 0)
goto end;
if (block->is_ychksum_present)
ret = tasdev_bytes_chksum(tas_priv, block, chn, book,
page, reg, 1, data[3], crc_chksum);
}
if (!block->is_ychksum_present || ret >= 0) {
*nr_cmds += 1;
if (len >= 2)
*nr_cmds += ((len - 2) / 4) + 1;
}
end:
return ret;
}
static int tasdev_block_chksum(struct tasdevice_priv *tas_priv,
struct tasdev_blk *block, int chn)
{
unsigned int nr_value;
int ret;
ret = tasdevice_dev_read(tas_priv, chn, TASDEVICE_I2CChecksum,
&nr_value);
if (ret < 0) {
dev_err(tas_priv->dev, "%s: Chn %d\n", __func__, chn);
set_err_prg_cfg(block->type, &tas_priv->tasdevice[chn]);
goto end;
}
if ((nr_value & 0xff) != block->pchksum) {
dev_err(tas_priv->dev, "%s: Blk PChkSum Chn %d ", __func__,
chn);
dev_err(tas_priv->dev, "PChkSum = 0x%x, Reg = 0x%x\n",
block->pchksum, (nr_value & 0xff));
tas_priv->tasdevice[chn].err_code |= ERROR_PRAM_CRCCHK;
ret = -EAGAIN;
block->nr_retry--;
if (block->nr_retry <= 0)
set_err_prg_cfg(block->type,
&tas_priv->tasdevice[chn]);
} else
tas_priv->tasdevice[chn].err_code &= ~ERROR_PRAM_CRCCHK;
end:
return ret;
}
static int tasdev_load_blk(struct tasdevice_priv *tas_priv,
struct tasdev_blk *block, int chn)
{
unsigned int sleep_time;
unsigned int len;
unsigned int nr_cmds;
unsigned char *data;
unsigned char crc_chksum = 0;
unsigned char offset;
unsigned char book;
unsigned char page;
unsigned char val;
int ret = 0;
while (block->nr_retry > 0) {
if (block->is_pchksum_present) {
ret = tasdevice_dev_write(tas_priv, chn,
TASDEVICE_I2CChecksum, 0);
if (ret < 0)
break;
}
if (block->is_ychksum_present)
crc_chksum = 0;
nr_cmds = 0;
while (nr_cmds < block->nr_cmds) {
data = block->data + nr_cmds * 4;
book = data[0];
page = data[1];
offset = data[2];
val = data[3];
nr_cmds++;
/*Single byte write*/
if (offset <= 0x7F) {
ret = tasdevice_dev_write(tas_priv, chn,
TASDEVICE_REG(book, page, offset),
val);
if (ret < 0)
goto end;
if (block->is_ychksum_present) {
ret = tasdev_bytes_chksum(tas_priv,
block, chn, book, page, offset,
1, val, &crc_chksum);
if (ret < 0)
break;
}
continue;
}
/*sleep command*/
if (offset == 0x81) {
/*book -- data[0] page -- data[1]*/
sleep_time = ((book << 8) + page)*1000;
usleep_range(sleep_time, sleep_time + 50);
continue;
}
/*Multiple bytes write*/
if (offset == 0x85) {
data += 4;
len = (book << 8) + page;
book = data[0];
page = data[1];
offset = data[2];
ret = tasdev_multibytes_wr(tas_priv,
block, chn, book, page, offset, data,
len, &nr_cmds, &crc_chksum);
if (ret < 0)
break;
}
}
if (ret == -EAGAIN) {
if (block->nr_retry > 0)
continue;
} else if (ret < 0) /*err in current device, skip it*/
break;
if (block->is_pchksum_present) {
ret = tasdev_block_chksum(tas_priv, block, chn);
if (ret == -EAGAIN) {
if (block->nr_retry > 0)
continue;
} else if (ret < 0) /*err in current device, skip it*/
break;
}
if (block->is_ychksum_present) {
/* TBD, open it when FW ready */
dev_err(tas_priv->dev,
"Blk YChkSum: FW = 0x%x, YCRC = 0x%x\n",
block->ychksum, crc_chksum);
tas_priv->tasdevice[chn].err_code &=
~ERROR_YRAM_CRCCHK;
ret = 0;
}
/*skip current blk*/
break;
}
end:
return ret;
}
static int tasdevice_load_block(struct tasdevice_priv *tas_priv,
struct tasdev_blk *block)
{
int chnend = 0;
int ret = 0;
int chn = 0;
int rc = 0;
switch (block->type) {
case MAIN_ALL_DEVICES:
chn = 0;
chnend = tas_priv->ndev;
break;
case MAIN_DEVICE_A:
case COEFF_DEVICE_A:
case PRE_DEVICE_A:
chn = 0;
chnend = 1;
break;
case MAIN_DEVICE_B:
case COEFF_DEVICE_B:
case PRE_DEVICE_B:
chn = 1;
chnend = 2;
break;
case MAIN_DEVICE_C:
case COEFF_DEVICE_C:
case PRE_DEVICE_C:
chn = 2;
chnend = 3;
break;
case MAIN_DEVICE_D:
case COEFF_DEVICE_D:
case PRE_DEVICE_D:
chn = 3;
chnend = 4;
break;
default:
dev_dbg(tas_priv->dev, "load blk: Other Type = 0x%02x\n",
block->type);
break;
}
for (; chn < chnend; chn++) {
block->nr_retry = 6;
if (tas_priv->tasdevice[chn].is_loading == false)
continue;
ret = tasdev_load_blk(tas_priv, block, chn);
if (ret < 0)
dev_err(tas_priv->dev, "dev %d, Blk (%d) load error\n",
chn, block->type);
rc |= ret;
}
return rc;
}
static int dspfw_default_callback(struct tasdevice_priv *tas_priv,
unsigned int drv_ver, unsigned int ppcver)
{
int rc = 0;
if (drv_ver == 0x100) {
if (ppcver >= PPC3_VERSION) {
tas_priv->fw_parse_variable_header =
fw_parse_variable_header_kernel;
tas_priv->fw_parse_program_data =
fw_parse_program_data_kernel;
tas_priv->fw_parse_configuration_data =
fw_parse_configuration_data_kernel;
tas_priv->tasdevice_load_block =
tasdevice_load_block_kernel;
} else {
switch (ppcver) {
case 0x00:
tas_priv->fw_parse_variable_header =
fw_parse_variable_header_git;
tas_priv->fw_parse_program_data =
fw_parse_program_data;
tas_priv->fw_parse_configuration_data =
fw_parse_configuration_data;
tas_priv->tasdevice_load_block =
tasdevice_load_block;
break;
default:
dev_err(tas_priv->dev,
"%s: PPCVer must be 0x0 or 0x%02x",
__func__, PPC3_VERSION);
dev_err(tas_priv->dev, " Current:0x%02x\n",
ppcver);
rc = -EINVAL;
break;
}
}
} else {
dev_err(tas_priv->dev,
"DrvVer must be 0x0, 0x230 or above 0x230 ");
dev_err(tas_priv->dev, "current is 0x%02x\n", drv_ver);
rc = -EINVAL;
}
return rc;
}
static int load_calib_data(struct tasdevice_priv *tas_priv,
struct tasdevice_data *dev_data)
{
struct tasdev_blk *block;
unsigned int i;
int ret = 0;
for (i = 0; i < dev_data->nr_blk; i++) {
block = &(dev_data->dev_blks[i]);
ret = tasdevice_load_block(tas_priv, block);
if (ret < 0)
break;
}
return ret;
}
static int fw_parse_header(struct tasdevice_priv *tas_priv,
struct tasdevice_fw *tas_fmw, const struct firmware *fmw, int offset)
{
struct tasdevice_dspfw_hdr *fw_hdr = &(tas_fmw->fw_hdr);
struct tasdevice_fw_fixed_hdr *fw_fixed_hdr = &(fw_hdr->fixed_hdr);
static const unsigned char magic_number[] = { 0x35, 0x35, 0x35, 0x32 };
const unsigned char *buf = (unsigned char *)fmw->data;
if (offset + 92 > fmw->size) {
dev_err(tas_priv->dev, "%s: File Size error\n", __func__);
offset = -EINVAL;
goto out;
}
if (memcmp(&buf[offset], magic_number, 4)) {
dev_err(tas_priv->dev, "%s: Magic num NOT match\n", __func__);
offset = -EINVAL;
goto out;
}
offset += 4;
/* Convert data[offset], data[offset + 1], data[offset + 2] and
* data[offset + 3] into host
*/
fw_fixed_hdr->fwsize = get_unaligned_be32(&buf[offset]);
offset += 4;
if (fw_fixed_hdr->fwsize != fmw->size) {
dev_err(tas_priv->dev, "File size not match, %lu %u",
(unsigned long)fmw->size, fw_fixed_hdr->fwsize);
offset = -EINVAL;
goto out;
}
offset += 4;
fw_fixed_hdr->ppcver = get_unaligned_be32(&buf[offset]);
offset += 8;
fw_fixed_hdr->drv_ver = get_unaligned_be32(&buf[offset]);
offset += 72;
out:
return offset;
}
static int fw_parse_variable_hdr_cal(struct tasdevice_priv *tas_priv,
struct tasdevice_fw *tas_fmw, const struct firmware *fmw, int offset)
{
struct tasdevice_dspfw_hdr *fw_hdr = &(tas_fmw->fw_hdr);
offset = fw_parse_variable_hdr(tas_priv, fw_hdr, fmw, offset);
if (offset < 0)
goto out;
if (fw_hdr->ndev != 1) {
dev_err(tas_priv->dev,
"%s: calbin must be 1, but currently ndev(%u)\n",
__func__, fw_hdr->ndev);
offset = -EINVAL;
}
out:
return offset;
}
/* When calibrated data parsing error occurs, DSP can still work with default
* calibrated data, memory resource related to calibrated data will be
* released in the tasdevice_codec_remove.
*/
static int fw_parse_calibration_data(struct tasdevice_priv *tas_priv,
struct tasdevice_fw *tas_fmw, const struct firmware *fmw, int offset)
{
struct tasdevice_calibration *calibration;
unsigned char *data = (unsigned char *)fmw->data;
unsigned int i, n;
if (offset + 2 > fmw->size) {
dev_err(tas_priv->dev, "%s: Calibrations error\n", __func__);
offset = -EINVAL;
goto out;
}
tas_fmw->nr_calibrations = get_unaligned_be16(&data[offset]);
offset += 2;
if (tas_fmw->nr_calibrations != 1) {
dev_err(tas_priv->dev,
"%s: only supports one calibration (%d)!\n",
__func__, tas_fmw->nr_calibrations);
goto out;
}
tas_fmw->calibrations = kcalloc(tas_fmw->nr_calibrations,
sizeof(struct tasdevice_calibration), GFP_KERNEL);
if (!tas_fmw->calibrations) {
offset = -ENOMEM;
goto out;
}
for (i = 0; i < tas_fmw->nr_calibrations; i++) {
if (offset + 64 > fmw->size) {
dev_err(tas_priv->dev, "Calibrations error\n");
offset = -EINVAL;
goto out;
}
calibration = &(tas_fmw->calibrations[i]);
offset += 64;
n = strlen((char *)&data[offset]);
/* skip '\0' and 2 unused bytes */
n += 3;
if (offset + n > fmw->size) {
dev_err(tas_priv->dev, "Description err\n");
offset = -EINVAL;
goto out;
}
offset += n;
offset = fw_parse_data(tas_fmw, &(calibration->dev_data), fmw,
offset);
if (offset < 0)
goto out;
}
out:
return offset;
}
int tas2781_load_calibration(void *context, char *file_name,
unsigned short i)
{
struct tasdevice_priv *tas_priv = (struct tasdevice_priv *)context;
struct tasdevice *tasdev = &(tas_priv->tasdevice[i]);
const struct firmware *fw_entry = NULL;
struct tasdevice_fw *tas_fmw;
struct firmware fmw;
int offset = 0;
int ret;
ret = request_firmware(&fw_entry, file_name, tas_priv->dev);
if (ret) {
dev_err(tas_priv->dev, "%s: Request firmware %s failed\n",
__func__, file_name);
goto out;
}
if (!fw_entry->size) {
dev_err(tas_priv->dev, "%s: file read error: size = %lu\n",
__func__, (unsigned long)fw_entry->size);
ret = -EINVAL;
goto out;
}
fmw.size = fw_entry->size;
fmw.data = fw_entry->data;
tas_fmw = tasdev->cali_data_fmw = kzalloc(sizeof(struct tasdevice_fw),
GFP_KERNEL);
if (!tasdev->cali_data_fmw) {
ret = -ENOMEM;
goto out;
}
tas_fmw->dev = tas_priv->dev;
offset = fw_parse_header(tas_priv, tas_fmw, &fmw, offset);
if (offset == -EINVAL) {
dev_err(tas_priv->dev, "fw_parse_header EXIT!\n");
ret = offset;
goto out;
}
offset = fw_parse_variable_hdr_cal(tas_priv, tas_fmw, &fmw, offset);
if (offset == -EINVAL) {
dev_err(tas_priv->dev,
"%s: fw_parse_variable_header_cal EXIT!\n", __func__);
ret = offset;
goto out;
}
offset = fw_parse_program_data(tas_priv, tas_fmw, &fmw, offset);
if (offset < 0) {
dev_err(tas_priv->dev, "fw_parse_program_data EXIT!\n");
ret = offset;
goto out;
}
offset = fw_parse_configuration_data(tas_priv, tas_fmw, &fmw, offset);
if (offset < 0) {
dev_err(tas_priv->dev, "fw_parse_configuration_data EXIT!\n");
ret = offset;
goto out;
}
offset = fw_parse_calibration_data(tas_priv, tas_fmw, &fmw, offset);
if (offset < 0) {
dev_err(tas_priv->dev, "fw_parse_calibration_data EXIT!\n");
ret = offset;
goto out;
}
out:
if (fw_entry)
release_firmware(fw_entry);
return ret;
}
EXPORT_SYMBOL_NS_GPL(tas2781_load_calibration, SND_SOC_TAS2781_FMWLIB);
static int tasdevice_dspfw_ready(const struct firmware *fmw,
void *context)
{
struct tasdevice_priv *tas_priv = (struct tasdevice_priv *) context;
struct tasdevice_fw_fixed_hdr *fw_fixed_hdr;
struct tasdevice_fw *tas_fmw;
int offset = 0;
int ret = 0;
if (!fmw || !fmw->data) {
dev_err(tas_priv->dev, "%s: Failed to read firmware %s\n",
__func__, tas_priv->coef_binaryname);
ret = -EINVAL;
goto out;
}
tas_priv->fmw = kzalloc(sizeof(struct tasdevice_fw), GFP_KERNEL);
if (!tas_priv->fmw) {
ret = -ENOMEM;
goto out;
}
tas_fmw = tas_priv->fmw;
tas_fmw->dev = tas_priv->dev;
offset = fw_parse_header(tas_priv, tas_fmw, fmw, offset);
if (offset == -EINVAL) {
ret = -EINVAL;
goto out;
}
fw_fixed_hdr = &(tas_fmw->fw_hdr.fixed_hdr);
/* Support different versions of firmware */
switch (fw_fixed_hdr->drv_ver) {
case 0x301:
case 0x302:
case 0x502:
case 0x503:
tas_priv->fw_parse_variable_header =
fw_parse_variable_header_kernel;
tas_priv->fw_parse_program_data =
fw_parse_program_data_kernel;
tas_priv->fw_parse_configuration_data =
fw_parse_configuration_data_kernel;
tas_priv->tasdevice_load_block =
tasdevice_load_block_kernel;
break;
case 0x202:
case 0x400:
tas_priv->fw_parse_variable_header =
fw_parse_variable_header_git;
tas_priv->fw_parse_program_data =
fw_parse_program_data;
tas_priv->fw_parse_configuration_data =
fw_parse_configuration_data;
tas_priv->tasdevice_load_block =
tasdevice_load_block;
break;
default:
ret = dspfw_default_callback(tas_priv,
fw_fixed_hdr->drv_ver, fw_fixed_hdr->ppcver);
if (ret)
goto out;
break;
}
offset = tas_priv->fw_parse_variable_header(tas_priv, fmw, offset);
if (offset < 0) {
ret = offset;
goto out;
}
offset = tas_priv->fw_parse_program_data(tas_priv, tas_fmw, fmw,
offset);
if (offset < 0) {
ret = offset;
goto out;
}
offset = tas_priv->fw_parse_configuration_data(tas_priv,
tas_fmw, fmw, offset);
if (offset < 0)
ret = offset;
out:
return ret;
}
int tasdevice_dsp_parser(void *context)
{
struct tasdevice_priv *tas_priv = (struct tasdevice_priv *)context;
const struct firmware *fw_entry;
int ret;
ret = request_firmware(&fw_entry, tas_priv->coef_binaryname,
tas_priv->dev);
if (ret) {
dev_err(tas_priv->dev, "%s: load %s error\n", __func__,
tas_priv->coef_binaryname);
goto out;
}
ret = tasdevice_dspfw_ready(fw_entry, tas_priv);
release_firmware(fw_entry);
fw_entry = NULL;
out:
return ret;
}
EXPORT_SYMBOL_NS_GPL(tasdevice_dsp_parser, SND_SOC_TAS2781_FMWLIB);
static void tas2781_clear_calfirmware(struct tasdevice_fw *tas_fmw)
{
struct tasdevice_calibration *calibration;
struct tasdev_blk *block;
struct tasdevice_data *im;
unsigned int blks;
int i;
if (!tas_fmw->calibrations)
goto out;
for (i = 0; i < tas_fmw->nr_calibrations; i++) {
calibration = &(tas_fmw->calibrations[i]);
if (!calibration)
continue;
im = &(calibration->dev_data);
if (!im->dev_blks)
continue;
for (blks = 0; blks < im->nr_blk; blks++) {
block = &(im->dev_blks[blks]);
if (!block)
continue;
kfree(block->data);
}
kfree(im->dev_blks);
}
kfree(tas_fmw->calibrations);
out:
kfree(tas_fmw);
}
void tasdevice_calbin_remove(void *context)
{
struct tasdevice_priv *tas_priv = (struct tasdevice_priv *) context;
struct tasdevice *tasdev;
int i;
if (!tas_priv)
return;
for (i = 0; i < tas_priv->ndev; i++) {
tasdev = &(tas_priv->tasdevice[i]);
if (!tasdev->cali_data_fmw)
continue;
tas2781_clear_calfirmware(tasdev->cali_data_fmw);
tasdev->cali_data_fmw = NULL;
}
}
EXPORT_SYMBOL_NS_GPL(tasdevice_calbin_remove, SND_SOC_TAS2781_FMWLIB);
void tasdevice_config_info_remove(void *context)
{
struct tasdevice_priv *tas_priv = (struct tasdevice_priv *) context;
struct tasdevice_rca *rca = &(tas_priv->rcabin);
struct tasdevice_config_info **ci = rca->cfg_info;
int i, j;
if (!ci)
return;
for (i = 0; i < rca->ncfgs; i++) {
if (!ci[i])
continue;
if (ci[i]->blk_data) {
for (j = 0; j < (int)ci[i]->real_nblocks; j++) {
if (!ci[i]->blk_data[j])
continue;
kfree(ci[i]->blk_data[j]->regdata);
kfree(ci[i]->blk_data[j]);
}
kfree(ci[i]->blk_data);
}
kfree(ci[i]);
}
kfree(ci);
}
EXPORT_SYMBOL_NS_GPL(tasdevice_config_info_remove, SND_SOC_TAS2781_FMWLIB);
static int tasdevice_load_data(struct tasdevice_priv *tas_priv,
struct tasdevice_data *dev_data)
{
struct tasdev_blk *block;
unsigned int i;
int ret = 0;
for (i = 0; i < dev_data->nr_blk; i++) {
block = &(dev_data->dev_blks[i]);
ret = tas_priv->tasdevice_load_block(tas_priv, block);
if (ret < 0)
break;
}
return ret;
}
static void tasdev_load_calibrated_data(struct tasdevice_priv *priv, int i)
{
struct tasdevice_fw *cal_fmw = priv->tasdevice[i].cali_data_fmw;
struct calidata *cali_data = &priv->cali_data;
struct cali_reg *p = &cali_data->cali_reg_array;
unsigned char *data = cali_data->data;
struct tasdevice_calibration *cal;
int k = i * (cali_data->cali_dat_sz_per_dev + 1);
int rc;
/* Load the calibrated data from cal bin file */
if (!priv->is_user_space_calidata && cal_fmw) {
cal = cal_fmw->calibrations;
if (cal)
load_calib_data(priv, &cal->dev_data);
return;
}
if (!priv->is_user_space_calidata)
return;
/* load calibrated data from user space */
if (data[k] != i) {
dev_err(priv->dev, "%s: no cal-data for dev %d from usr-spc\n",
__func__, i);
return;
}
k++;
rc = tasdevice_dev_bulk_write(priv, i, p->r0_reg, &(data[k]), 4);
if (rc < 0) {
dev_err(priv->dev, "chn %d r0_reg bulk_wr err = %d\n", i, rc);
return;
}
k += 4;
rc = tasdevice_dev_bulk_write(priv, i, p->r0_low_reg, &(data[k]), 4);
if (rc < 0) {
dev_err(priv->dev, "chn %d r0_low_reg err = %d\n", i, rc);
return;
}
k += 4;
rc = tasdevice_dev_bulk_write(priv, i, p->invr0_reg, &(data[k]), 4);
if (rc < 0) {
dev_err(priv->dev, "chn %d invr0_reg err = %d\n", i, rc);
return;
}
k += 4;
rc = tasdevice_dev_bulk_write(priv, i, p->pow_reg, &(data[k]), 4);
if (rc < 0) {
dev_err(priv->dev, "chn %d pow_reg bulk_wr err = %d\n", i, rc);
return;
}
k += 4;
rc = tasdevice_dev_bulk_write(priv, i, p->tlimit_reg, &(data[k]), 4);
if (rc < 0) {
dev_err(priv->dev, "chn %d tlimit_reg err = %d\n", i, rc);
return;
}
}
int tasdevice_select_tuningprm_cfg(void *context, int prm_no,
int cfg_no, int rca_conf_no)
{
struct tasdevice_priv *tas_priv = (struct tasdevice_priv *) context;
struct tasdevice_rca *rca = &(tas_priv->rcabin);
struct tasdevice_config_info **cfg_info = rca->cfg_info;
struct tasdevice_fw *tas_fmw = tas_priv->fmw;
struct tasdevice_prog *program;
struct tasdevice_config *conf;
int prog_status = 0;
int status, i;
if (!tas_fmw) {
dev_err(tas_priv->dev, "%s: Firmware is NULL\n", __func__);
goto out;
}
if (cfg_no >= tas_fmw->nr_configurations) {
dev_err(tas_priv->dev,
"%s: cfg(%d) is not in range of conf %u\n",
__func__, cfg_no, tas_fmw->nr_configurations);
goto out;
}
if (prm_no >= tas_fmw->nr_programs) {
dev_err(tas_priv->dev,
"%s: prm(%d) is not in range of Programs %u\n",
__func__, prm_no, tas_fmw->nr_programs);
goto out;
}
if (rca_conf_no >= rca->ncfgs || rca_conf_no < 0 ||
!cfg_info) {
dev_err(tas_priv->dev,
"conf_no:%d should be in range from 0 to %u\n",
rca_conf_no, rca->ncfgs-1);
goto out;
}
for (i = 0, prog_status = 0; i < tas_priv->ndev; i++) {
if (cfg_info[rca_conf_no]->active_dev & (1 << i)) {
if (prm_no >= 0
&& (tas_priv->tasdevice[i].cur_prog != prm_no
|| tas_priv->force_fwload_status)) {
tas_priv->tasdevice[i].cur_conf = -1;
tas_priv->tasdevice[i].is_loading = true;
prog_status++;
}
} else
tas_priv->tasdevice[i].is_loading = false;
tas_priv->tasdevice[i].is_loaderr = false;
}
if (prog_status) {
program = &(tas_fmw->programs[prm_no]);
tasdevice_load_data(tas_priv, &(program->dev_data));
for (i = 0; i < tas_priv->ndev; i++) {
if (tas_priv->tasdevice[i].is_loaderr == true)
continue;
if (tas_priv->tasdevice[i].is_loaderr == false &&
tas_priv->tasdevice[i].is_loading == true)
tas_priv->tasdevice[i].cur_prog = prm_no;
}
}
for (i = 0, status = 0; i < tas_priv->ndev; i++) {
if (cfg_no >= 0
&& tas_priv->tasdevice[i].cur_conf != cfg_no
&& (cfg_info[rca_conf_no]->active_dev & (1 << i))
&& (tas_priv->tasdevice[i].is_loaderr == false)) {
status++;
tas_priv->tasdevice[i].is_loading = true;
} else
tas_priv->tasdevice[i].is_loading = false;
}
if (status) {
conf = &(tas_fmw->configs[cfg_no]);
status = 0;
tasdevice_load_data(tas_priv, &(conf->dev_data));
for (i = 0; i < tas_priv->ndev; i++) {
if (tas_priv->tasdevice[i].is_loaderr == true) {
status |= BIT(i + 4);
continue;
}
if (tas_priv->tasdevice[i].is_loaderr == false &&
tas_priv->tasdevice[i].is_loading == true) {
tasdev_load_calibrated_data(tas_priv, i);
tas_priv->tasdevice[i].cur_conf = cfg_no;
}
}
} else {
dev_dbg(tas_priv->dev, "%s: Unneeded loading dsp conf %d\n",
__func__, cfg_no);
}
status |= cfg_info[rca_conf_no]->active_dev;
out:
return prog_status;
}
EXPORT_SYMBOL_NS_GPL(tasdevice_select_tuningprm_cfg,
SND_SOC_TAS2781_FMWLIB);
int tasdevice_prmg_load(void *context, int prm_no)
{
struct tasdevice_priv *tas_priv = (struct tasdevice_priv *) context;
struct tasdevice_fw *tas_fmw = tas_priv->fmw;
struct tasdevice_prog *program;
int prog_status = 0;
int i;
if (!tas_fmw) {
dev_err(tas_priv->dev, "%s: Firmware is NULL\n", __func__);
goto out;
}
if (prm_no >= tas_fmw->nr_programs) {
dev_err(tas_priv->dev,
"%s: prm(%d) is not in range of Programs %u\n",
__func__, prm_no, tas_fmw->nr_programs);
goto out;
}
for (i = 0, prog_status = 0; i < tas_priv->ndev; i++) {
if (prm_no >= 0 && tas_priv->tasdevice[i].cur_prog != prm_no) {
tas_priv->tasdevice[i].cur_conf = -1;
tas_priv->tasdevice[i].is_loading = true;
prog_status++;
}
}
if (prog_status) {
program = &(tas_fmw->programs[prm_no]);
tasdevice_load_data(tas_priv, &(program->dev_data));
for (i = 0; i < tas_priv->ndev; i++) {
if (tas_priv->tasdevice[i].is_loaderr == true)
continue;
else if (tas_priv->tasdevice[i].is_loaderr == false
&& tas_priv->tasdevice[i].is_loading == true)
tas_priv->tasdevice[i].cur_prog = prm_no;
}
}
out:
return prog_status;
}
EXPORT_SYMBOL_NS_GPL(tasdevice_prmg_load, SND_SOC_TAS2781_FMWLIB);
void tasdevice_tuning_switch(void *context, int state)
{
struct tasdevice_priv *tas_priv = (struct tasdevice_priv *) context;
struct tasdevice_fw *tas_fmw = tas_priv->fmw;
int profile_cfg_id = tas_priv->rcabin.profile_cfg_id;
/*
* Only RCA-based Playback can still work with no dsp program running
* inside the chip.
*/
switch (tas_priv->fw_state) {
case TASDEVICE_RCA_FW_OK:
case TASDEVICE_DSP_FW_ALL_OK:
break;
default:
return;
}
if (state == 0) {
if (tas_fmw && tas_priv->cur_prog < tas_fmw->nr_programs) {
/* dsp mode or tuning mode */
profile_cfg_id = tas_priv->rcabin.profile_cfg_id;
tasdevice_select_tuningprm_cfg(tas_priv,
tas_priv->cur_prog, tas_priv->cur_conf,
profile_cfg_id);
}
tasdevice_select_cfg_blk(tas_priv, profile_cfg_id,
TASDEVICE_BIN_BLK_PRE_POWER_UP);
} else {
tasdevice_select_cfg_blk(tas_priv, profile_cfg_id,
TASDEVICE_BIN_BLK_PRE_SHUTDOWN);
}
}
EXPORT_SYMBOL_NS_GPL(tasdevice_tuning_switch,
SND_SOC_TAS2781_FMWLIB);
MODULE_DESCRIPTION("Texas Firmware Support");
MODULE_AUTHOR("Shenghao Ding, TI, <[email protected]>");
MODULE_LICENSE("GPL");
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