diff options
Diffstat (limited to 'sound/pci/hda/tas2781_spi_fwlib.c')
| -rw-r--r-- | sound/pci/hda/tas2781_spi_fwlib.c | 2006 |
1 files changed, 2006 insertions, 0 deletions
diff --git a/sound/pci/hda/tas2781_spi_fwlib.c b/sound/pci/hda/tas2781_spi_fwlib.c new file mode 100644 index 000000000000..131d9a77d140 --- /dev/null +++ b/sound/pci/hda/tas2781_spi_fwlib.c @@ -0,0 +1,2006 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// TAS2781 HDA SPI driver +// +// Copyright 2024-2025 Texas Instruments, Inc. +// +// Author: Baojun Xu <baojun.xu@ti.com> + +#include <linux/crc8.h> +#include <linux/firmware.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/module.h> +#include <linux/slab.h> +#include <linux/types.h> +#include <linux/unaligned.h> +#include <sound/pcm_params.h> +#include <sound/soc.h> +#include <sound/tas2781-dsp.h> +#include <sound/tlv.h> + +#include "tas2781-spi.h" + +#define OFFSET_ERROR_BIT BIT(31) + +#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; +}; + +/* 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, 0x81 }, + { PRE_DEVICE_A_1X, 0x81 }, + { PRE_SOFTWARE_RESET_DEVICE_A, 0xC1 }, + { POST_SOFTWARE_RESET_DEVICE_A, 0xC1 }, + { MAIN_DEVICE_B_1X, 0x82 }, + { COEFF_DEVICE_B_1X, 0x82 }, + { PRE_DEVICE_B_1X, 0x82 }, + { PRE_SOFTWARE_RESET_DEVICE_B, 0xC2 }, + { POST_SOFTWARE_RESET_DEVICE_B, 0xC2 }, + { MAIN_DEVICE_C_1X, 0x83 }, + { COEFF_DEVICE_C_1X, 0x83 }, + { PRE_DEVICE_C_1X, 0x83 }, + { PRE_SOFTWARE_RESET_DEVICE_C, 0xC3 }, + { POST_SOFTWARE_RESET_DEVICE_C, 0xC3 }, + { MAIN_DEVICE_D_1X, 0x84 }, + { COEFF_DEVICE_D_1X, 0x84 }, + { PRE_DEVICE_D_1X, 0x84 }, + { 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 }, +}; + +/* + * Device support different configurations for different scene, + * like voice, music, calibration, was write in regbin file. + * Will be stored into tas_priv after regbin was loaded. + */ +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(*cfg_info), GFP_KERNEL); + if (!cfg_info) { + *status = -ENOMEM; + return NULL; + } + + if (tas_priv->rcabin.fw_hdr.binary_version_num >= 0x105) { + if ((config_offset + 64) > config_size) { + *status = -EINVAL; + dev_err(tas_priv->dev, "add conf: Out of boundary\n"); + goto config_err; + } + config_offset += 64; + } + + if ((config_offset + 4) > config_size) { + *status = -EINVAL; + dev_err(tas_priv->dev, "add config: Out of boundary\n"); + goto config_err; + } + + /* + * 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(*bk_da), GFP_KERNEL); + if (!bk_da) { + *status = -ENOMEM; + goto config_err; + } + 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); + goto block_err; + } + bk_da[i] = kzalloc(sizeof(*bk_da[i]), GFP_KERNEL); + if (!bk_da[i]) { + *status = -ENOMEM; + goto block_err; + } + + bk_da[i]->dev_idx = config_data[config_offset]; + config_offset++; + + bk_da[i]->block_type = config_data[config_offset]; + config_offset++; + + 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); + goto block_err; + } + /* 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; + i++; + goto block_err; + } + + config_offset += bk_da[i]->block_size; + cfg_info->real_nblocks += 1; + } + + return cfg_info; +block_err: + for (int j = 0; j < i; j++) + kfree(bk_da[j]); + kfree(bk_da); +config_err: + kfree(cfg_info); + return NULL; +} + +/* Regbin file parser function. */ +int tasdevice_spi_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; + int offset = 0, ret = 0, i; + unsigned char *buf; + + 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; + return -EINVAL; + } + 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; + return -EINVAL; + } + + 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; + return -EINVAL; + } + offset += 4; + fw_hdr->drv_fw_version = get_unaligned_be32(&buf[offset]); + offset += 8; + fw_hdr->plat_type = buf[offset++]; + fw_hdr->dev_family = buf[offset++]; + fw_hdr->reserve = buf[offset++]; + fw_hdr->ndev = buf[offset++]; + if (offset + TASDEVICE_DEVICE_SUM > fw_hdr->img_sz) { + dev_err(tas_priv->dev, "rca_ready: Out of boundary!\n"); + tas_priv->fw_state = TASDEVICE_DSP_FW_FAIL; + return -EINVAL; + } + + 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 err %d - %d != %d!\n", + fw_hdr->img_sz, total_config_sz, (int)offset); + tas_priv->fw_state = TASDEVICE_DSP_FW_FAIL; + return -EINVAL; + } + + cfg_info = kcalloc(fw_hdr->nconfig, sizeof(*cfg_info), GFP_KERNEL); + if (!cfg_info) { + tas_priv->fw_state = TASDEVICE_DSP_FW_FAIL; + return -ENOMEM; + } + 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; + return ret; + } + offset += (int)fw_hdr->config_size[i]; + } + + return ret; +} + +/* 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; +} + +/* Block parser function. */ +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__); + return -EINVAL; + } + + /* + * 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++]; + block->pchksum = data[offset++]; + block->is_ychksum_present = data[offset++]; + block->ychksum = data[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__); + return -EINVAL; + } + /* instead of kzalloc+memcpy */ + block->data = kmemdup(&data[offset], block->blk_size, GFP_KERNEL); + if (!block->data) + return -ENOMEM; + + offset += block->blk_size; + + return offset; +} + +/* Data of block parser function. */ +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__); + return -EINVAL; + } + 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) + return -ENOMEM; + + 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) { + kfree(img_data->dev_blks); + return -EINVAL; + } + } + + return offset; +} + +/* Data of DSP program parser function. */ +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__); + return -EINVAL; + } + /* skip 72 unused byts */ + offset += 72; + + offset = fw_parse_data_kernel(tas_fmw, &program->dev_data, + fmw, offset); + if (offset < 0) + break; + } + + return offset; +} + +/* Data of DSP configurations parser function. */ +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__); + return -EINVAL; + } + 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) + break; + } + + return offset; +} + +/* DSP firmware file header parser function for early PPC3 firmware binary. */ +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_config *config; + struct tasdevice_prog *program; + 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__); + return -EINVAL; + } + 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__); + return -EINVAL; + } + 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); + return -EINVAL; + } + offset += 2; + + 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"); + return -EINVAL; + } + + tas_fmw->programs = kcalloc(tas_fmw->nr_programs, + sizeof(*tas_fmw->programs), GFP_KERNEL); + if (!tas_fmw->programs) + return -ENOMEM; + + 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 = 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__); + kfree(tas_fmw->programs); + return -EINVAL; + } + + if (offset + 4 * max_confs > fmw->size) { + dev_err(tas_priv->dev, "%s: mpConfigurations err\n", __func__); + kfree(tas_fmw->programs); + return -EINVAL; + } + + tas_fmw->configs = kcalloc(tas_fmw->nr_configurations, + sizeof(*tas_fmw->configs), GFP_KERNEL); + if (!tas_fmw->configs) { + kfree(tas_fmw->programs); + return -ENOMEM; + } + + 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); + + return offset; +} + +/* + * In sub-block data, have three type sub-block: + * 1. Single byte write. + * 2. Multi-byte write. + * 3. Delay. + * 4. Bits update. + * This function perform single byte write to device. + */ +static int tasdevice_single_byte_wr(void *context, int dev_idx, + unsigned char *data, int sublocksize) +{ + struct tasdevice_priv *tas_priv = context; + unsigned short len = get_unaligned_be16(&data[2]); + int i, subblk_offset, rc; + + subblk_offset = 4; + if (subblk_offset + 4 * len > sublocksize) { + dev_err(tas_priv->dev, "process_block: Out of boundary\n"); + return 0; + } + + for (i = 0; i < len; i++) { + if (dev_idx == (tas_priv->index + 1) || dev_idx == 0) { + rc = tasdevice_spi_dev_write(tas_priv, + TASDEVICE_REG(data[subblk_offset], + data[subblk_offset + 1], + data[subblk_offset + 2]), + data[subblk_offset + 3]); + if (rc < 0) { + dev_err(tas_priv->dev, + "process_block: single write error\n"); + subblk_offset |= OFFSET_ERROR_BIT; + } + } + subblk_offset += 4; + } + + return subblk_offset; +} + +/* + * In sub-block data, have three type sub-block: + * 1. Single byte write. + * 2. Multi-byte write. + * 3. Delay. + * 4. Bits update. + * This function perform multi-write to device. + */ +static int tasdevice_burst_wr(void *context, int dev_idx, unsigned char *data, + int sublocksize) +{ + struct tasdevice_priv *tas_priv = context; + unsigned short len = get_unaligned_be16(&data[2]); + int subblk_offset, rc; + + subblk_offset = 4; + if (subblk_offset + 4 + len > sublocksize) { + dev_err(tas_priv->dev, "%s: BST Out of boundary\n", __func__); + subblk_offset |= OFFSET_ERROR_BIT; + } + if (len % 4) { + dev_err(tas_priv->dev, "%s:Bst-len(%u)not div by 4\n", + __func__, len); + subblk_offset |= OFFSET_ERROR_BIT; + } + + if (dev_idx == (tas_priv->index + 1) || dev_idx == 0) { + rc = tasdevice_spi_dev_bulk_write(tas_priv, + TASDEVICE_REG(data[subblk_offset], + data[subblk_offset + 1], + data[subblk_offset + 2]), + &data[subblk_offset + 4], len); + if (rc < 0) { + dev_err(tas_priv->dev, "%s: bulk_write error = %d\n", + __func__, rc); + subblk_offset |= OFFSET_ERROR_BIT; + } + } + subblk_offset += (len + 4); + + return subblk_offset; +} + +/* Just delay for ms.*/ +static int tasdevice_delay(void *context, int dev_idx, unsigned char *data, + int sublocksize) +{ + struct tasdevice_priv *tas_priv = context; + unsigned int sleep_time, subblk_offset = 2; + + if (subblk_offset + 2 > sublocksize) { + dev_err(tas_priv->dev, "%s: delay Out of boundary\n", + __func__); + subblk_offset |= OFFSET_ERROR_BIT; + } + if (dev_idx == (tas_priv->index + 1) || dev_idx == 0) { + sleep_time = get_unaligned_be16(&data[2]) * 1000; + fsleep(sleep_time); + } + subblk_offset += 2; + + return subblk_offset; +} + +/* + * In sub-block data, have three type sub-block: + * 1. Single byte write. + * 2. Multi-byte write. + * 3. Delay. + * 4. Bits update. + * This function perform bits update. + */ +static int tasdevice_field_wr(void *context, int dev_idx, unsigned char *data, + int sublocksize) +{ + struct tasdevice_priv *tas_priv = context; + int rc, subblk_offset = 2; + + if (subblk_offset + 6 > sublocksize) { + dev_err(tas_priv->dev, "%s: bit write Out of boundary\n", + __func__); + subblk_offset |= OFFSET_ERROR_BIT; + } + if (dev_idx == (tas_priv->index + 1) || dev_idx == 0) { + rc = tasdevice_spi_dev_update_bits(tas_priv, + 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) { + dev_err(tas_priv->dev, "%s: update_bits error = %d\n", + __func__, rc); + subblk_offset |= OFFSET_ERROR_BIT; + } + } + subblk_offset += 6; + + return subblk_offset; +} + +/* Data block process function. */ +static int tasdevice_process_block(void *context, unsigned char *data, + unsigned char dev_idx, int sublocksize) +{ + struct tasdevice_priv *tas_priv = context; + int blktyp = dev_idx & 0xC0, subblk_offset; + unsigned char subblk_typ = data[1]; + + switch (subblk_typ) { + case TASDEVICE_CMD_SING_W: + subblk_offset = tasdevice_single_byte_wr(tas_priv, + dev_idx & 0x3f, data, sublocksize); + break; + case TASDEVICE_CMD_BURST: + subblk_offset = tasdevice_burst_wr(tas_priv, + dev_idx & 0x3f, data, sublocksize); + break; + case TASDEVICE_CMD_DELAY: + subblk_offset = tasdevice_delay(tas_priv, + dev_idx & 0x3f, data, sublocksize); + break; + case TASDEVICE_CMD_FIELD_W: + subblk_offset = tasdevice_field_wr(tas_priv, + dev_idx & 0x3f, data, sublocksize); + break; + default: + subblk_offset = 2; + break; + } + if (((subblk_offset & OFFSET_ERROR_BIT) != 0) && blktyp != 0) { + if (blktyp == 0x80) { + tas_priv->cur_prog = -1; + tas_priv->cur_conf = -1; + } else + tas_priv->cur_conf = -1; + } + subblk_offset &= ~OFFSET_ERROR_BIT; + + return subblk_offset; +} + +/* + * Device support different configurations for different scene, + * this function was used for choose different config. + */ +void tasdevice_spi_select_cfg_blk(void *pContext, int conf_no, + unsigned char block_type) +{ + struct tasdevice_priv *tas_priv = pContext; + struct tasdevice_rca *rca = &tas_priv->rcabin; + struct tasdevice_config_info **cfg_info = rca->cfg_info; + struct tasdev_blk_data **blk_data; + unsigned int j, k; + + 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 < 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 < blk_data[j]->n_subblks; k++) { + tas_priv->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); + } +} + +/* Block process function. */ +static int tasdevice_load_block_kernel( + struct tasdevice_priv *tasdevice, struct tasdev_blk *block) +{ + const unsigned int blk_size = block->blk_size; + unsigned char *data = block->data; + unsigned int i, length; + + 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); + return rc; + } + length += rc; + if (blk_size < length) { + dev_err(tasdevice->dev, "%s: %u %u out of boundary\n", + __func__, length, blk_size); + rc = -ENOMEM; + return rc; + } + } + + return 0; +} + +/* DSP firmware file header parser function. */ +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__); + return -EINVAL; + } + + 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__); + return -EINVAL; + } + 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); + return -EINVAL; + } + offset += 4; + fw_hdr->ndev = 1; + + return offset; +} + +/* DSP firmware file header parser function for size variabled header. */ +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); + + return offset; +} + +/* DSP firmware file block parser function. */ +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__); + return -EINVAL; + } + 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"); + return -EINVAL; + } + 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); + return -EINVAL; + } + /* instead of kzalloc+memcpy */ + block->data = kmemdup(&data[offset], n, GFP_KERNEL); + if (!block->data) + return -ENOMEM; + + offset += n; + + 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, n; + + if (offset + 64 > fmw->size) { + dev_err(tas_fmw->dev, "%s: Name error\n", __func__); + return -EINVAL; + } + 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__); + return -EINVAL; + } + offset += n; + img_data->nr_blk = get_unaligned_be16(&data[offset]); + offset += 2; + + img_data->dev_blks = kcalloc(img_data->nr_blk, + sizeof(*img_data->dev_blks), GFP_KERNEL); + if (!img_data->dev_blks) + return -ENOMEM; + + 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) + return -EINVAL; + } + + 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__); + return -EINVAL; + } + 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_dbg(tas_priv->dev, "%s: No Programs data, maybe calbin\n", + __func__); + return offset; + } + + tas_fmw->programs = + kcalloc(tas_fmw->nr_programs, sizeof(*tas_fmw->programs), + GFP_KERNEL); + if (!tas_fmw->programs) + return -ENOMEM; + + 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__); + return -EINVAL; + } + 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"); + return -EINVAL; + } + + offset += n; + + offset = fw_parse_data(tas_fmw, &program->dev_data, fmw, + offset); + if (offset < 0) + return offset; + } + + 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, n; + + if (offset + 2 > fmw->size) { + dev_err(tas_priv->dev, "%s: File Size error\n", __func__); + return -EINVAL; + } + 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 */ + return offset; + } + tas_fmw->configs = kcalloc(tas_fmw->nr_configurations, + sizeof(*tas_fmw->configs), GFP_KERNEL); + if (!tas_fmw->configs) + return -ENOMEM; + 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"); + return -EINVAL; + } + 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"); + return -EINVAL; + } + offset += n; + offset = fw_parse_data(tas_fmw, &config->dev_data, + fmw, offset); + if (offset < 0) + break; + } + + return offset; +} + +/* yram5 page check. */ +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; +} + +/* DSP firmware yram block check. */ +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); + else if (book == TAS2781_YRAM_BOOK2 && page == TAS2781_YRAM5_PAGE) + in = check_inpage_yram_rg(cd, reg, len); + + return in; +} + +/* yram4 page check. */ +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; +} + +/* yram page check. */ +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) + in = check_inblock_yram(cd, book, page, reg, len); + + return in; +} + +/* Checksum for data block. */ +static int tasdev_multibytes_chksum(struct tasdevice_priv *tasdevice, + 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, 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_REG_ID(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_spi_dev_bulk_read(tasdevice, + 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_REG_ID(TAS2781_SA_COEFF_SWAP_REG)) && + ((i + crc_data.offset) <= + (TASDEVICE_REG_ID(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; +} + +/* Checksum for single register. */ +static int do_singlereg_checksum(struct tasdevice_priv *tasdevice, + 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; + + /* DSP swap command, pass */ + if ((book == TASDEVICE_BOOK_ID(TAS2781_SA_COEFF_SWAP_REG)) && + (page == TASDEVICE_PAGE_ID(TAS2781_SA_COEFF_SWAP_REG)) && + (reg >= TASDEVICE_REG_ID(TAS2781_SA_COEFF_SWAP_REG)) && + (reg <= (TASDEVICE_REG_ID(TAS2781_SA_COEFF_SWAP_REG) + 4))) + return 0; + + in = check_yram(&crc_data, book, page, reg, 1); + if (!in) + return 0; + ret = tasdevice_spi_dev_read(tasdevice, + TASDEVICE_REG(book, page, reg), &nData1); + if (ret < 0) + return ret; + + 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->err_code |= ERROR_YRAM_CRCCHK; + return -EAGAIN; + } + + ret = crc8(tasdevice->crc8_lkp_tbl, &val, 1, 0); + + return ret; +} + +/* Block type check. */ +static void set_err_prg_cfg(unsigned int type, struct tasdevice_priv *p) +{ + if ((type == MAIN_ALL_DEVICES) || (type == MAIN_DEVICE_A) || + (type == MAIN_DEVICE_B) || (type == MAIN_DEVICE_C) || + (type == MAIN_DEVICE_D)) + p->cur_prog = -1; + else + p->cur_conf = -1; +} + +/* Checksum for data bytes. */ +static int tasdev_bytes_chksum(struct tasdevice_priv *tas_priv, + struct tasdev_blk *block, 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, book, page, reg, + len); + else + ret = do_singlereg_checksum(tas_priv, book, page, reg, val); + + if (ret > 0) { + *crc_chksum += 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); + +end: + return ret; +} + +/* Multi-data byte write. */ +static int tasdev_multibytes_wr(struct tasdevice_priv *tas_priv, + struct tasdev_blk *block, 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_spi_dev_bulk_write(tas_priv, + TASDEVICE_REG(book, page, reg), data + 3, len); + if (ret < 0) + return ret; + if (block->is_ychksum_present) + ret = tasdev_bytes_chksum(tas_priv, block, + book, page, reg, len, 0, crc_chksum); + } else { + ret = tasdevice_spi_dev_write(tas_priv, + TASDEVICE_REG(book, page, reg), data[3]); + if (ret < 0) + return ret; + if (block->is_ychksum_present) + ret = tasdev_bytes_chksum(tas_priv, block, 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; + } + + return ret; +} + +/* Checksum for block. */ +static int tasdev_block_chksum(struct tasdevice_priv *tas_priv, + struct tasdev_blk *block) +{ + unsigned int nr_value; + int ret; + + ret = tasdevice_spi_dev_read(tas_priv, TASDEVICE_CHECKSUM, &nr_value); + if (ret < 0) { + dev_err(tas_priv->dev, "%s: read error %d.\n", __func__, ret); + set_err_prg_cfg(block->type, tas_priv); + return ret; + } + + if ((nr_value & 0xff) != block->pchksum) { + dev_err(tas_priv->dev, "%s: PChkSum err %d ", __func__, ret); + dev_err(tas_priv->dev, "PChkSum = 0x%x, Reg = 0x%x\n", + block->pchksum, (nr_value & 0xff)); + tas_priv->err_code |= ERROR_PRAM_CRCCHK; + ret = -EAGAIN; + block->nr_retry--; + + if (block->nr_retry <= 0) + set_err_prg_cfg(block->type, tas_priv); + } else { + tas_priv->err_code &= ~ERROR_PRAM_CRCCHK; + } + + return ret; +} + +/* Firmware block load function. */ +static int tasdev_load_blk(struct tasdevice_priv *tas_priv, + struct tasdev_blk *block) +{ + unsigned int sleep_time, len, nr_cmds; + unsigned char offset, book, page, val; + unsigned char *data = block->data; + unsigned char crc_chksum = 0; + int ret = 0; + + while (block->nr_retry > 0) { + if (block->is_pchksum_present) { + ret = tasdevice_spi_dev_write(tas_priv, + TASDEVICE_CHECKSUM, 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_spi_dev_write(tas_priv, + TASDEVICE_REG(book, page, offset), + val); + if (ret < 0) + break; + if (block->is_ychksum_present) { + ret = tasdev_bytes_chksum(tas_priv, + block, 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; + fsleep(sleep_time); + 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, 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); + 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->err_code &= + ~ERROR_YRAM_CRCCHK; + ret = 0; + } + /* skip current blk */ + break; + } + + return ret; +} + +/* Firmware block load function. */ +static int tasdevice_load_block(struct tasdevice_priv *tas_priv, + struct tasdev_blk *block) +{ + int ret = 0; + + block->nr_retry = 6; + if (tas_priv->is_loading == false) + return 0; + ret = tasdev_load_blk(tas_priv, block); + if (ret < 0) + dev_err(tas_priv->dev, "Blk (%d) load error\n", block->type); + + return ret; +} + +/* + * Select firmware binary parser & load callback functions by ppc3 version + * and firmware binary version. + */ +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 if (ppcver == 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; + } else { + dev_err(tas_priv->dev, + "Wrong PPCVer :0x%08x\n", ppcver); + rc = -EINVAL; + } + } else { + dev_err(tas_priv->dev, "Wrong DrvVer : 0x%02x\n", drv_ver); + rc = -EINVAL; + } + + return rc; +} + +/* DSP firmware binary file header parser function. */ +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; +} + +/* DSP firmware binary file parser function. */ +static int tasdevice_dspfw_ready(const struct firmware *fmw, void *context) +{ + struct tasdevice_priv *tas_priv = context; + struct tasdevice_fw_fixed_hdr *fw_fixed_hdr; + struct tasdevice_fw *tas_fmw; + int offset = 0, ret = 0; + + if (!fmw || !fmw->data) { + dev_err(tas_priv->dev, "%s: Failed to read firmware %s\n", + __func__, tas_priv->coef_binaryname); + return -EINVAL; + } + + tas_priv->fmw = kzalloc(sizeof(*tas_priv->fmw), GFP_KERNEL); + if (!tas_priv->fmw) + return -ENOMEM; + tas_fmw = tas_priv->fmw; + tas_fmw->dev = tas_priv->dev; + offset = fw_parse_header(tas_priv, tas_fmw, fmw, offset); + + if (offset == -EINVAL) + return -EINVAL; + + 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) + return ret; + break; + } + + offset = tas_priv->fw_parse_variable_header(tas_priv, fmw, offset); + if (offset < 0) + return offset; + + offset = tas_priv->fw_parse_program_data(tas_priv, tas_fmw, fmw, + offset); + if (offset < 0) + return offset; + + offset = tas_priv->fw_parse_configuration_data(tas_priv, + tas_fmw, fmw, offset); + if (offset < 0) + ret = offset; + + return ret; +} + +/* DSP firmware binary file parser function. */ +int tasdevice_spi_dsp_parser(void *context) +{ + struct tasdevice_priv *tas_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); + return ret; + } + + ret = tasdevice_dspfw_ready(fw_entry, tas_priv); + release_firmware(fw_entry); + fw_entry = NULL; + + return ret; +} + +/* DSP firmware program block data remove function. */ +static void tasdev_dsp_prog_blk_remove(struct tasdevice_prog *prog) +{ + struct tasdevice_data *tas_dt; + struct tasdev_blk *blk; + unsigned int i; + + if (!prog) + return; + + tas_dt = &prog->dev_data; + + if (!tas_dt->dev_blks) + return; + + for (i = 0; i < tas_dt->nr_blk; i++) { + blk = &tas_dt->dev_blks[i]; + kfree(blk->data); + } + kfree(tas_dt->dev_blks); +} + +/* DSP firmware program block data remove function. */ +static void tasdev_dsp_prog_remove(struct tasdevice_prog *prog, + unsigned short nr) +{ + int i; + + for (i = 0; i < nr; i++) + tasdev_dsp_prog_blk_remove(&prog[i]); + kfree(prog); +} + +/* DSP firmware config block data remove function. */ +static void tasdev_dsp_cfg_blk_remove(struct tasdevice_config *cfg) +{ + struct tasdevice_data *tas_dt; + struct tasdev_blk *blk; + unsigned int i; + + if (cfg) { + tas_dt = &cfg->dev_data; + + if (!tas_dt->dev_blks) + return; + + for (i = 0; i < tas_dt->nr_blk; i++) { + blk = &tas_dt->dev_blks[i]; + kfree(blk->data); + } + kfree(tas_dt->dev_blks); + } +} + +/* DSP firmware config remove function. */ +static void tasdev_dsp_cfg_remove(struct tasdevice_config *config, + unsigned short nr) +{ + int i; + + for (i = 0; i < nr; i++) + tasdev_dsp_cfg_blk_remove(&config[i]); + kfree(config); +} + +/* DSP firmware remove function. */ +void tasdevice_spi_dsp_remove(void *context) +{ + struct tasdevice_priv *tas_dev = context; + + if (!tas_dev->fmw) + return; + + if (tas_dev->fmw->programs) + tasdev_dsp_prog_remove(tas_dev->fmw->programs, + tas_dev->fmw->nr_programs); + if (tas_dev->fmw->configs) + tasdev_dsp_cfg_remove(tas_dev->fmw->configs, + tas_dev->fmw->nr_configurations); + kfree(tas_dev->fmw); + tas_dev->fmw = NULL; +} + +/* DSP firmware calibration data remove function. */ +static void tas2781_clear_calfirmware(struct tasdevice_fw *tas_fmw) +{ + struct tasdevice_calibration *calibration; + struct tasdev_blk *block; + 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; + + if (!calibration->dev_data.dev_blks) + continue; + + for (blks = 0; blks < calibration->dev_data.nr_blk; blks++) { + block = &calibration->dev_data.dev_blks[blks]; + if (!block) + continue; + kfree(block->data); + } + kfree(calibration->dev_data.dev_blks); + } + kfree(tas_fmw->calibrations); +out: + kfree(tas_fmw); +} + +/* Calibration data from firmware remove function. */ +void tasdevice_spi_calbin_remove(void *context) +{ + struct tasdevice_priv *tas_priv = context; + + if (tas_priv->cali_data_fmw) { + tas2781_clear_calfirmware(tas_priv->cali_data_fmw); + tas_priv->cali_data_fmw = NULL; + } +} + +/* Configuration remove function. */ +void tasdevice_spi_config_info_remove(void *context) +{ + struct tasdevice_priv *tas_priv = context; + struct tasdevice_rca *rca = &tas_priv->rcabin; + struct tasdevice_config_info **ci = rca->cfg_info; + unsigned 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 < 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); +} + +/* DSP firmware program block data load function. */ +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; +} + +/* DSP firmware program load interface function. */ +int tasdevice_spi_prmg_load(void *context, int prm_no) +{ + struct tasdevice_priv *tas_priv = context; + struct tasdevice_fw *tas_fmw = tas_priv->fmw; + struct tasdevice_prog *program; + struct tasdevice_config *conf; + int ret = 0; + + if (!tas_fmw) { + dev_err(tas_priv->dev, "%s: Firmware is NULL\n", __func__); + return -EINVAL; + } + if (prm_no >= 0 && prm_no <= tas_fmw->nr_programs) { + tas_priv->cur_conf = 0; + tas_priv->is_loading = true; + program = &tas_fmw->programs[prm_no]; + ret = tasdevice_load_data(tas_priv, &program->dev_data); + if (ret < 0) { + dev_err(tas_priv->dev, "Program failed %d.\n", ret); + return ret; + } + tas_priv->cur_prog = prm_no; + + conf = &tas_fmw->configs[tas_priv->cur_conf]; + ret = tasdevice_load_data(tas_priv, &conf->dev_data); + if (ret < 0) + dev_err(tas_priv->dev, "Config failed %d.\n", ret); + } else { + dev_err(tas_priv->dev, + "%s: prm(%d) is not in range of Programs %u\n", + __func__, prm_no, tas_fmw->nr_programs); + return -EINVAL; + } + + return ret; +} + +/* RCABIN configuration switch interface function. */ +void tasdevice_spi_tuning_switch(void *context, int state) +{ + struct tasdevice_priv *tas_priv = context; + int profile_cfg_id = tas_priv->rcabin.profile_cfg_id; + + if (tas_priv->fw_state == TASDEVICE_DSP_FW_FAIL) { + dev_err(tas_priv->dev, "DSP bin file not loaded\n"); + return; + } + + if (state == 0) + tasdevice_spi_select_cfg_blk(tas_priv, profile_cfg_id, + TASDEVICE_BIN_BLK_PRE_POWER_UP); + else + tasdevice_spi_select_cfg_blk(tas_priv, profile_cfg_id, + TASDEVICE_BIN_BLK_PRE_SHUTDOWN); +} |