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Message-Id: <20230131131701.7097-1-13916275206@139.com>
Date: Tue, 31 Jan 2023 21:17:01 +0800
From: Shenghao Ding <13916275206@....com>
To: broonie@...nel.org, lgirdwood@...il.com, perex@...ex.cz,
pierre-louis.bossart@...ux.intel.com
Cc: kevin-lu@...com, shenghao-ding@...com, alsa-devel@...a-project.org,
linux-kernel@...r.kernel.org, Shenghao Ding <13916275206@....com>
Subject: [PATCH v2] ASoC: tas2781: Add tas2781 driver.
Create tas2781 driver.
Signed-off-by: Shenghao Ding <13916275206@....com>
---
Changes to be committed:
modified: sound/soc/codecs/Kconfig
modified: sound/soc/codecs/Makefile
new file: sound/soc/codecs/tas2781-dsp.c
new file: sound/soc/codecs/tas2781-dsp.h
new file: sound/soc/codecs/tas2781-i2c.c
new file: sound/soc/codecs/tas2781.h
---
sound/soc/codecs/Kconfig | 12 +
sound/soc/codecs/Makefile | 2 +
sound/soc/codecs/tas2781-dsp.c | 2273 ++++++++++++++++++++++++++++++++
sound/soc/codecs/tas2781-dsp.h | 178 +++
sound/soc/codecs/tas2781-i2c.c | 1926 +++++++++++++++++++++++++++
sound/soc/codecs/tas2781.h | 176 +++
6 files changed, 4567 insertions(+)
create mode 100644 sound/soc/codecs/tas2781-dsp.c
create mode 100644 sound/soc/codecs/tas2781-dsp.h
create mode 100644 sound/soc/codecs/tas2781-i2c.c
create mode 100644 sound/soc/codecs/tas2781.h
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 0f9d71490..9016c4846 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -223,6 +223,7 @@ config SND_SOC_ALL_CODECS
imply SND_SOC_TAS2764
imply SND_SOC_TAS2770
imply SND_SOC_TAS2780
+ imply SND_SOC_TAS2781
imply SND_SOC_TAS5086
imply SND_SOC_TAS571X
imply SND_SOC_TAS5720
@@ -1579,6 +1580,17 @@ config SND_SOC_TAS2780
Enable support for Texas Instruments TAS2780 high-efficiency
digital input mono Class-D audio power amplifiers.
+config SND_SOC_TAS2781
+ tristate "Texas Instruments TAS2781 speaker amplifier"
+ depends on I2C
+ select REGMAP_I2C
+ select CRC8
+ help
+ Enable support for Texas Instruments TAS2781 Smart Amplifier
+ Digital input mono Class-D and DSP-inside audio power amplifiers.
+ Note the TAS2781 driver implements a flexible and configurable
+ algo coff setting, for one, two, even multiple TAS2781 chips.
+
config SND_SOC_TAS5086
tristate "Texas Instruments TAS5086 speaker amplifier"
depends on I2C
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 71d3ce586..49f912aea 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -355,6 +355,7 @@ snd-soc-tas2552-objs := tas2552.o
snd-soc-tas2562-objs := tas2562.o
snd-soc-tas2764-objs := tas2764.o
snd-soc-tas2780-objs := tas2780.o
+snd-soc-tas2781-objs := tas2781-i2c.o tas2781-dsp.o
# Mux
snd-soc-simple-mux-objs := simple-mux.o
@@ -606,6 +607,7 @@ obj-$(CONFIG_SND_SOC_TAS2552) += snd-soc-tas2552.o
obj-$(CONFIG_SND_SOC_TAS2562) += snd-soc-tas2562.o
obj-$(CONFIG_SND_SOC_TAS2764) += snd-soc-tas2764.o
obj-$(CONFIG_SND_SOC_TAS2780) += snd-soc-tas2780.o
+obj-$(CONFIG_SND_SOC_TAS2781) += snd-soc-tas2781.o
obj-$(CONFIG_SND_SOC_TAS5086) += snd-soc-tas5086.o
obj-$(CONFIG_SND_SOC_TAS571X) += snd-soc-tas571x.o
obj-$(CONFIG_SND_SOC_TAS5720) += snd-soc-tas5720.o
diff --git a/sound/soc/codecs/tas2781-dsp.c b/sound/soc/codecs/tas2781-dsp.c
new file mode 100644
index 000000000..f95343efb
--- /dev/null
+++ b/sound/soc/codecs/tas2781-dsp.c
@@ -0,0 +1,2273 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * ALSA SoC Texas Instruments TAS2781 Audio Smart Amplifier
+ *
+ * Copyright (C) 2022 - 2023 Texas Instruments Incorporated
+ * https://www.ti.com
+ *
+ * The TAS2781 driver implements a flexible and configurable algo coff setting
+ * for one, two, even multiple TAS2781 chips.
+ *
+ * Author: Shenghao Ding <shenghao-ding@...com>
+ * Kevin Lu <kevin-lu@...com>
+ */
+
+#include <linux/regmap.h>
+#include <linux/i2c.h>
+#include <linux/string.h>
+#include <linux/crc8.h>
+#include <linux/slab.h>
+#include <linux/fs.h>
+#include <linux/firmware.h>
+
+#include "tas2781.h"
+
+#define ERROR_PRAM_CRCCHK 0x0000000
+#define ERROR_YRAM_CRCCHK 0x0000001
+#define BINFILE_VER 0
+#define DRV_VER 1
+#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 8
+#define TAS2781_YRAM5_END_REG 27
+
+#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
+
+struct tas_crc {
+ unsigned char offset;
+ unsigned char len;
+};
+
+const char deviceNumber[TASDEVICE_DSP_TAS_MAX_DEVICE] = {
+ 1, 2, 1, 2, 1, 1, 0, 2, 4, 3, 1, 2, 3, 4
+};
+
+static int fw_parse_block_data_kernel(struct tasdevice_fw *tas_fmw,
+ struct tasdevice_block *block, const struct firmware *fmw, int offset)
+{
+ const unsigned char *data = fmw->data;
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ block->type = SMS_HTONL(data[offset],
+ data[offset + 1], data[offset + 2],
+ data[offset + 3]);
+ offset += 4;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mbPChkSumPresent error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ block->is_pchksum_present = data[offset];
+ offset++;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mnPChkSum error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ block->pchksum = data[offset];
+ offset++;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mbYChkSumPresent error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ block->is_ychksum_present = data[offset];
+ offset++;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mnYChkSum error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ block->ychksum = data[offset];
+ offset++;
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: blk_size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ block->blk_size = SMS_HTONL(data[offset], data[offset + 1],
+ data[offset + 2], data[offset + 3]);
+ offset += 4;
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: nSublocks error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ block->n_subblocks = SMS_HTONL(data[offset], data[offset + 1],
+ data[offset + 2], data[offset + 3]);
+ offset += 4;
+
+ block->data = kzalloc(block->blk_size, GFP_KERNEL);
+ if (block->data == NULL) {
+ offset = -1;
+ goto out;
+ }
+ memcpy(block->data, &data[offset], block->blk_size);
+ 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;
+ unsigned int n_block;
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ img_data->n_blk = SMS_HTONL(data[offset],
+ data[offset + 1], data[offset + 2], data[offset + 3]);
+ offset += 4;
+
+ img_data->dev_blks =
+ kcalloc(img_data->n_blk, sizeof(struct tasdevice_block),
+ GFP_KERNEL);
+ if (img_data->dev_blks == NULL) {
+ dev_err(tas_fmw->dev, "%s: FW memory failed!\n", __func__);
+ goto out;
+ }
+
+ for (n_block = 0; n_block < img_data->n_blk; n_block++) {
+ offset = fw_parse_block_data_kernel(tas_fmw,
+ &(img_data->dev_blks[n_block]), fmw, offset);
+ if (offset < 0) {
+ offset = -1;
+ goto out;
+ }
+ }
+out:
+ return offset;
+}
+
+static int fw_parse_program_data_kernel(
+ struct tasdevice_priv *tas_dev, struct tasdevice_fw *tas_fmw,
+ const struct firmware *fmw, int offset)
+{
+ struct tasdevice_prog *program;
+ unsigned int n_program = 0;
+
+ for (n_program = 0; n_program < tas_fmw->n_programs; n_program++) {
+ program = &(tas_fmw->programs[n_program]);
+ if (offset + 64 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mpName error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 64;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnAppMode error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnPDMI2SMode error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnISnsPD error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnVSnsPD error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+ //skip 3-byte reserved
+ offset += 3;
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnPowerLDG error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+
+ 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_dev,
+ struct tasdevice_fw *tas_fmw, const struct firmware *fmw, int offset)
+{
+ const unsigned char *data = fmw->data;
+ unsigned int n_configs;
+ struct tasdevice_config *config;
+
+ for (n_configs = 0; n_configs < tas_fmw->n_configurations;
+ n_configs++) {
+ config =
+ &(tas_fmw->configs[n_configs]);
+ if (offset + 64 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mpName error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ memcpy(config->name, &data[offset], 64);
+ offset += 64;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: orientation error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnDevices error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 1;
+
+ if (offset + 2 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mProgram error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 2;
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnSamplingRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+
+ if (offset + 2 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnPLLSrc error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 2;
+
+ if (offset + 2 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnFsRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 2;
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnPLLSrcRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ 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_dev, const struct firmware *fmw, int offset)
+{
+ struct tasdevice_fw *tas_fmw = tas_dev->fmw;
+ struct tasdevice_dspfw_hdr *fw_hdr = &(tas_fmw->fw_hdr);
+ const unsigned char *buf = fmw->data;
+ struct tasdevice_prog *program;
+ struct tasdevice_config *config;
+ unsigned int n_program = 0, n_configs = 0;
+ unsigned short max_confs = TASDEVICE_MAXCONFIG_NUM_KERNEL;
+
+ if (offset + 2 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ fw_hdr->device_family = SMS_HTONS(buf[offset], buf[offset + 1]);
+ if (fw_hdr->device_family != 0) {
+ dev_err(tas_dev->dev, "ERROR:%s:not TAS device\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 2;
+ if (offset + 2 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnDevice error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ fw_hdr->device = SMS_HTONS(buf[offset], buf[offset + 1]);
+ if (fw_hdr->device >= TASDEVICE_DSP_TAS_MAX_DEVICE ||
+ fw_hdr->device == 6) {
+ dev_err(tas_dev->dev, "ERROR:%s: not support device %d\n",
+ __func__, fw_hdr->device);
+ offset = -1;
+ goto out;
+ }
+ offset += 2;
+ fw_hdr->ndev = deviceNumber[fw_hdr->device];
+
+ if (fw_hdr->ndev != tas_dev->ndev) {
+ dev_err(tas_dev->dev,
+ "%s: ndev(%u) in dspbin dismatch ndev(%u) in DTS\n",
+ __func__, fw_hdr->ndev, tas_dev->ndev);
+ offset = -1;
+ goto out;
+ }
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnPrograms error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ tas_fmw->n_programs = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+
+ if (tas_fmw->n_programs == 0 || tas_fmw->n_programs >
+ TASDEVICE_MAXPROGRAM_NUM_KERNEL) {
+ dev_err(tas_dev->dev, "%s: mnPrograms is invalid\n", __func__);
+ offset = -1;
+ goto out;
+ }
+
+ if (offset + 4 * TASDEVICE_MAXPROGRAM_NUM_KERNEL > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mpPrograms error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+
+ tas_fmw->programs =
+ kcalloc(tas_fmw->n_programs,
+ sizeof(struct tasdevice_prog), GFP_KERNEL);
+ if (tas_fmw->programs == NULL) {
+ dev_err(tas_dev->dev, "%s: mpPrograms memory failed!\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+
+ for (n_program = 0; n_program < tas_fmw->n_programs; n_program++) {
+ program = &(tas_fmw->programs[n_program]);
+ program->prog_size = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ }
+ offset += (4 * (5 - n_program));
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnConfigurations error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ tas_fmw->n_configurations = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ max_confs = (fw_hdr->ndev >= 4) ?
+ TASDEVICE_MAXCONFIG_NUM_KERNEL_MULTIPLE_AMPS :
+ TASDEVICE_MAXCONFIG_NUM_KERNEL;
+ if (tas_fmw->n_configurations == 0 ||
+ tas_fmw->n_configurations > max_confs) {
+ dev_err(tas_dev->dev, "%s: mnConfigurations is invalid\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+
+ if (offset + 4 * max_confs > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mpConfigurations error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+
+ tas_fmw->configs = kcalloc(tas_fmw->n_configurations,
+ sizeof(struct tasdevice_config), GFP_KERNEL);
+ if (tas_fmw->configs == NULL) {
+ offset = -1;
+ goto out;
+ }
+
+ for (n_configs = 0; n_configs < tas_fmw->n_programs;
+ n_configs++) {
+ config =
+ &(tas_fmw->configs[n_configs]);
+ config->cfg_size = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ }
+
+ offset += (4 * (max_confs - n_configs));
+out:
+ return offset;
+}
+
+static int tasdevice_load_block_kernel(
+ struct tasdevice_priv *tasdevice, struct tasdevice_block *block)
+{
+ int ret = 0;
+
+ unsigned char *data = block->data;
+ unsigned int i = 0, length = 0;
+ const unsigned int blk_size = block->blk_size;
+ unsigned char dev_idx = 0;
+ struct tasdevice_dspfw_hdr *fw_hdr = &(tasdevice->fmw->fw_hdr);
+ struct tasdevice_fw_fixed_hdr *fw_fixed_hdr = &(fw_hdr->fixed_hdr);
+
+ if (fw_fixed_hdr->ppcver >= PPC3_VERSION) {
+ switch (block->type) {
+ case MAIN_ALL_DEVICES_1X:
+ dev_idx = 0|0x80;
+ break;
+ case MAIN_DEVICE_A_1X:
+ dev_idx = 1|0x80;
+ break;
+ case COEFF_DEVICE_A_1X:
+ case PRE_DEVICE_A_1X:
+ dev_idx = 1|0xC0;
+ break;
+ case MAIN_DEVICE_B_1X:
+ dev_idx = 2|0x80;
+ break;
+ case COEFF_DEVICE_B_1X:
+ case PRE_DEVICE_B_1X:
+ dev_idx = 2|0xC0;
+ break;
+ case MAIN_DEVICE_C_1X:
+ dev_idx = 3|0x80;
+ break;
+ case COEFF_DEVICE_C_1X:
+ case PRE_DEVICE_C_1X:
+ dev_idx = 3|0xC0;
+ break;
+ case MAIN_DEVICE_D_1X:
+ dev_idx = 4|0x80;
+ break;
+ case COEFF_DEVICE_D_1X:
+ case PRE_DEVICE_D_1X:
+ dev_idx = 4|0xC0;
+ break;
+ default:
+ dev_info(tasdevice->dev,
+ "%s: load block: Other Type = 0x%02x\n",
+ __func__, block->type);
+ break;
+ }
+ } else {
+ switch (block->type) {
+ case MAIN_ALL_DEVICES:
+ dev_idx = 0|0x80;
+ break;
+ case MAIN_DEVICE_A:
+ dev_idx = 1|0x80;
+ break;
+ case COEFF_DEVICE_A:
+ case PRE_DEVICE_A:
+ dev_idx = 1|0xC0;
+ break;
+ case MAIN_DEVICE_B:
+ dev_idx = 2|0x80;
+ break;
+ case COEFF_DEVICE_B:
+ case PRE_DEVICE_B:
+ dev_idx = 2|0xC0;
+ break;
+ case MAIN_DEVICE_C:
+ dev_idx = 3|0x80;
+ break;
+ case COEFF_DEVICE_C:
+ case PRE_DEVICE_C:
+ dev_idx = 3|0xC0;
+ break;
+ case MAIN_DEVICE_D:
+ dev_idx = 4|0x80;
+ break;
+ case COEFF_DEVICE_D:
+ case PRE_DEVICE_D:
+ dev_idx = 4|0xC0;
+ break;
+ default:
+ dev_info(tasdevice->dev,
+ "%s: load block: Other Type = 0x%02x\n",
+ __func__, block->type);
+ break;
+ }
+ }
+
+ for (i = 0; i < block->n_subblocks; i++) {
+ int rc = tasdevice_process_block(tasdevice, data + length,
+ dev_idx, blk_size - length);
+ if (rc < 0) {
+ dev_err(tasdevice->dev,
+ "%s: ERROR:%u %u sublock write error\n",
+ __func__, length, blk_size);
+ break;
+ }
+ length += (unsigned int)rc;
+ if (blk_size < length) {
+ dev_err(tasdevice->dev,
+ "%s: ERROR:%u %u out of memory\n",
+ __func__, length, blk_size);
+ break;
+ }
+ }
+
+ return ret;
+}
+
+int fw_parse_variable_header_git(struct tasdevice_priv *tas_dev,
+ const struct firmware *fmw, int offset)
+{
+ const unsigned char *buf = fmw->data;
+ struct tasdevice_fw *tas_fmw = tas_dev->fmw;
+ struct tasdevice_dspfw_hdr *fw_hdr = &(tas_fmw->fw_hdr);
+ int i = strlen((char *)&buf[offset]);
+
+ i++;
+
+ if (offset + i > fmw->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+
+ offset += i;
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ fw_hdr->device_family = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ if (fw_hdr->device_family != 0) {
+ dev_err(tas_dev->dev, "ERROR:%s: not TAS device\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ fw_hdr->device = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ if (fw_hdr->device >= TASDEVICE_DSP_TAS_MAX_DEVICE ||
+ fw_hdr->device == 6) {
+ dev_err(tas_dev->dev, "ERROR:%s: not support device %d\n",
+ __func__, fw_hdr->device);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ fw_hdr->ndev = deviceNumber[fw_hdr->device];
+ if (fw_hdr->ndev != tas_dev->ndev) {
+ dev_err(tas_dev->dev,
+ "%s: ndev(%u) in dspbin dismatch ndev(%u) in DTS\n",
+ __func__, fw_hdr->ndev,
+ tas_dev->ndev);
+ offset = -1;
+ }
+
+out:
+ return offset;
+}
+
+int fw_parse_variable_header_cal(struct tasdevice_priv *tas_dev,
+ struct tasdevice_fw *tas_fmw, const struct firmware *fmw, int offset)
+{
+ const unsigned char *buf = fmw->data;
+ struct tasdevice_dspfw_hdr *fw_hdr = &(tas_fmw->fw_hdr);
+ int i = strlen((char *)&buf[offset]);
+
+ i++;
+
+ if (offset + i > fmw->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+
+ offset += i;
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnDeviceFamily error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ fw_hdr->device_family = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ if (fw_hdr->device_family != 0) {
+ dev_err(tas_dev->dev, "ERROR:%s: not TAS device\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnDevice error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ fw_hdr->device = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ if (fw_hdr->device >= TASDEVICE_DSP_TAS_MAX_DEVICE ||
+ fw_hdr->device == 6) {
+ dev_err(tas_dev->dev, "ERROR:%s: not support device %d\n",
+ __func__, fw_hdr->device);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ fw_hdr->ndev = deviceNumber[fw_hdr->device];
+ if (fw_hdr->ndev != 1) {
+ dev_err(tas_dev->dev,
+ "%s: calbin must be 1, but currently ndev(%u)\n",
+ __func__, fw_hdr->ndev);
+ offset = -1;
+ }
+
+out:
+ return offset;
+}
+
+static inline void tas2781_clear_calfirmware(struct tasdevice_fw
+ *tas_fmw)
+{
+ int i = 0;
+ unsigned int n_block = 0;
+
+ if (tas_fmw->calibrations) {
+ struct tasdevice_calibration *calibration;
+
+ for (i = 0; i < tas_fmw->n_calibrations; i++) {
+ calibration = &(tas_fmw->calibrations[i]);
+ if (calibration) {
+ struct tasdevice_data *img_data =
+ &(calibration->dev_data);
+
+ if (img_data->dev_blks) {
+ struct tasdevice_block *block;
+
+ for (n_block = 0; n_block <
+ img_data->n_blk;
+ n_block++) {
+ block =
+ &(img_data->dev_blks[n_block]);
+ kfree(block->data);
+ }
+ kfree(img_data->dev_blks);
+ }
+ }
+ }
+ kfree(tas_fmw->calibrations);
+ }
+ kfree(tas_fmw);
+}
+
+static int fw_parse_block_data(struct tasdevice_fw *tas_fmw,
+ struct tasdevice_block *block, const struct firmware *fmw, int offset)
+{
+ unsigned char *data = (unsigned char *)fmw->data;
+ int n;
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mnType error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ block->type = SMS_HTONL(data[offset], data[offset + 1],
+ data[offset + 2], data[offset + 3]);
+ offset += 4;
+
+ if (tas_fmw->fw_hdr.fixed_hdr.drv_ver >=
+ PPC_DRIVER_CRCCHK) {
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mbPChkSumPresent error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ block->is_pchksum_present = data[offset];
+ offset++;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mnPChkSum error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ block->pchksum = data[offset];
+ offset++;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mbYChkSumPresent error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ block->is_ychksum_present = data[offset];
+ offset++;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mnYChkSum error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ block->ychksum = data[offset];
+ offset++;
+ } else {
+ block->is_pchksum_present = 0;
+ block->is_ychksum_present = 0;
+ }
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mnCommands error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ block->n_cmds = SMS_HTONL(data[offset], data[offset + 1],
+ data[offset + 2], data[offset + 3]);
+ offset += 4;
+
+ n = block->n_cmds * 4;
+ if (offset + n > fmw->size) {
+ dev_err(tas_fmw->dev,
+ "%s: File Size(%lu) error offset = %d n = %d\n",
+ __func__, fmw->size, offset, n);
+ offset = -1;
+ goto out;
+ }
+ block->data = kmemdup(&data[offset], n, GFP_KERNEL);
+ if (block->data == NULL) {
+ offset = -1;
+ goto out;
+ }
+ offset += n;
+out:
+ return offset;
+}
+
+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;
+ int n = 0;
+ unsigned int n_block;
+
+ if (offset + 64 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mpName error\n", __func__);
+ n = -1;
+ goto out;
+ }
+ memcpy(img_data->name, &data[offset], 64);
+ offset += 64;
+
+ n = strlen((char *)&data[offset]);
+ n++;
+ if (offset + n > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mpDescription error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += n;
+
+ if (offset + 2 > fmw->size) {
+ dev_err(tas_fmw->dev, "%s: mnBlocks error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ img_data->n_blk = SMS_HTONS(data[offset], data[offset + 1]);
+ offset += 2;
+
+ img_data->dev_blks =
+ kcalloc(img_data->n_blk, sizeof(struct tasdevice_block),
+ GFP_KERNEL);
+ if (img_data->dev_blks == NULL) {
+ dev_err(tas_fmw->dev, "%s: FW memory failed!\n", __func__);
+ goto out;
+ }
+ for (n_block = 0; n_block < img_data->n_blk; n_block++) {
+ offset = fw_parse_block_data(tas_fmw,
+ &(img_data->dev_blks[n_block]), fmw, offset);
+ if (offset < 0) {
+ offset = -1;
+ goto out;
+ }
+ }
+out:
+ return offset;
+}
+
+static int fw_parse_calibration_data(struct tasdevice_priv *tas_dev,
+ struct tasdevice_fw *tas_fmw, const struct firmware *fmw, int offset)
+{
+ unsigned char *data = (unsigned char *)fmw->data;
+ unsigned int n = 0;
+ unsigned int n_calibration = 0;
+ struct tasdevice_calibration *calibration = NULL;
+
+ if (offset + 2 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnCalibrations error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ tas_fmw->n_calibrations = SMS_HTONS(data[offset], data[offset + 1]);
+ offset += 2;
+
+ if (tas_fmw->n_calibrations != 1) {
+ dev_err(tas_dev->dev,
+ "%s: only support one calibraiton(%d)!\n",
+ __func__, tas_fmw->n_calibrations);
+ goto out;
+ }
+
+ tas_fmw->calibrations =
+ kcalloc(tas_fmw->n_calibrations,
+ sizeof(struct tasdevice_calibration), GFP_KERNEL);
+ if (tas_fmw->calibrations == NULL) {
+ dev_err(tas_dev->dev, "%s: mpCalibrations memory failed!\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ for (n_calibration = 0; n_calibration < tas_fmw->n_calibrations;
+ n_calibration++) {
+ if (offset + 64 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mpCalibrations error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ calibration = &(tas_fmw->calibrations[n_calibration]);
+ offset += 64;
+
+ n = strlen((char *)&data[offset]);
+ n++;
+ if (offset + n > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mpDescription error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += n;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev,
+ "%s: mnProgram error, offset = %d\n", __func__,
+ offset);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev,
+ "%s: mnConfiguration error, offset = %d\n",
+ __func__,
+ offset);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+
+ offset = fw_parse_data(tas_fmw, &(calibration->dev_data), fmw,
+ offset);
+ if (offset < 0)
+ goto out;
+ }
+
+out:
+
+ return offset;
+}
+
+static int fw_parse_program_data(struct tasdevice_priv *tas_dev,
+ struct tasdevice_fw *tas_fmw, const struct firmware *fmw, int offset)
+{
+ struct tasdevice_prog *program;
+ unsigned char *buf = (unsigned char *)fmw->data;
+ int n_program = 0;
+
+ if (offset + 2 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ tas_fmw->n_programs = SMS_HTONS(buf[offset], buf[offset + 1]);
+ offset += 2;
+
+ if (tas_fmw->n_programs == 0) {
+ dev_err(tas_dev->dev, "%s: mnPrograms is null, maybe calbin\n",
+ __func__);
+ //Do not "offset = -1;", because of calbin
+ goto out;
+ }
+
+ tas_fmw->programs =
+ kcalloc(tas_fmw->n_programs, sizeof(struct tasdevice_prog),
+ GFP_KERNEL);
+ if (tas_fmw->programs == NULL) {
+ offset = -1;
+ goto out;
+ }
+ for (n_program = 0; n_program < tas_fmw->n_programs; n_program++) {
+ int n = 0;
+
+ program = &(tas_fmw->programs[n_program]);
+ if (offset + 64 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mpName error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 64;
+
+ n = strlen((char *)&buf[offset]);
+ n++;
+ if (offset + n > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mpDescription error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+
+ offset += n;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnAppMode error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnPDMI2SMode error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnISnsPD error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnVSnsPD error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnPowerLDG error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+
+ offset = fw_parse_data(tas_fmw, &(program->dev_data), fmw,
+ offset);
+ if (offset < 0)
+ goto out;
+ }
+out:
+ return offset;
+}
+
+static int fw_parse_configuration_data(
+ struct tasdevice_priv *tas_dev,
+ struct tasdevice_fw *tas_fmw,
+ const struct firmware *fmw, int offset)
+{
+ unsigned char *data = (unsigned char *)fmw->data;
+ int n;
+ unsigned int n_configs;
+ struct tasdevice_config *config;
+
+ if (offset + 2 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ tas_fmw->n_configurations = SMS_HTONS(data[offset], data[offset + 1]);
+ offset += 2;
+
+ if (tas_fmw->n_configurations == 0) {
+ dev_err(tas_dev->dev, "%s: mnConfigurations is zero\n",
+ __func__);
+ //Do not "offset = -1;", because of calbin
+ goto out;
+ }
+ tas_fmw->configs =
+ kcalloc(tas_fmw->n_configurations,
+ sizeof(struct tasdevice_config), GFP_KERNEL);
+
+ for (n_configs = 0; n_configs < tas_fmw->n_configurations;
+ n_configs++) {
+ config =
+ &(tas_fmw->configs[n_configs]);
+ if (offset + 64 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ memcpy(config->name, &data[offset], 64);
+ offset += 64;
+
+ n = strlen((char *)&data[offset]);
+ n++;
+ if (offset + n > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mpDescription error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+
+ offset += n;
+ if (offset + 2 > fmw->size) {
+ dev_err(tas_dev->dev,
+ "%s: mnDevice_orientation error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 2;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mProgram error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnSamplingRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+
+ if (offset + 1 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnPLLSrc error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset++;
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnPLLSrcRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+
+ if (offset + 2 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnFsRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 2;
+
+ offset = fw_parse_data(tas_fmw, &(config->dev_data),
+ fmw, offset);
+ if (offset < 0)
+ goto out;
+ }
+out:
+ return offset;
+}
+
+static int fw_parse_header(struct tasdevice_priv *tas_dev,
+ 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);
+ const unsigned char *buf = (unsigned char *)fmw->data;
+ const unsigned char magic_number[] = { 0x35, 0x35, 0x35, 0x32 };
+
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -EINVAL;
+ goto out;
+ }
+ if (memcmp(&buf[offset], magic_number, 4)) {
+ dev_err(tas_dev->dev, "%s: Magic number doesn't match",
+ __func__);
+ offset = -EINVAL;
+ goto out;
+ }
+ offset += 4;
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnFWSize error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ fw_fixed_hdr->fwsize = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ if (fw_fixed_hdr->fwsize != fmw->size) {
+ dev_err(tas_dev->dev, "File size not match, %ld %u", fmw->size,
+ fw_fixed_hdr->fwsize);
+ offset = -1;
+ goto out;
+ }
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnChecksum error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnPPCVersion error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ fw_fixed_hdr->ppcver = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnFWVersion error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnDriverVersion error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ fw_fixed_hdr->drv_ver = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (offset + 4 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mnTimeStamp error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ if (offset + 64 > fmw->size) {
+ dev_err(tas_dev->dev, "%s: mpDDCName error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 64;
+
+ out:
+ return offset;
+}
+
+static const unsigned char crc8_lookup_table[CRC8_TABLE_SIZE] = {
+ 0x00, 0x4D, 0x9A, 0xD7, 0x79, 0x34, 0xE3, 0xAE,
+ 0xF2, 0xBF, 0x68, 0x25, 0x8B, 0xC6, 0x11, 0x5C,
+ 0xA9, 0xE4, 0x33, 0x7E, 0xD0, 0x9D, 0x4A, 0x07,
+ 0x5B, 0x16, 0xC1, 0x8C, 0x22, 0x6F, 0xB8, 0xF5,
+ 0x1F, 0x52, 0x85, 0xC8, 0x66, 0x2B, 0xFC, 0xB1,
+ 0xED, 0xA0, 0x77, 0x3A, 0x94, 0xD9, 0x0E, 0x43,
+ 0xB6, 0xFB, 0x2C, 0x61, 0xCF, 0x82, 0x55, 0x18,
+ 0x44, 0x09, 0xDE, 0x93, 0x3D, 0x70, 0xA7, 0xEA,
+ 0x3E, 0x73, 0xA4, 0xE9, 0x47, 0x0A, 0xDD, 0x90,
+ 0xCC, 0x81, 0x56, 0x1B, 0xB5, 0xF8, 0x2F, 0x62,
+ 0x97, 0xDA, 0x0D, 0x40, 0xEE, 0xA3, 0x74, 0x39,
+ 0x65, 0x28, 0xFF, 0xB2, 0x1C, 0x51, 0x86, 0xCB,
+ 0x21, 0x6C, 0xBB, 0xF6, 0x58, 0x15, 0xC2, 0x8F,
+ 0xD3, 0x9E, 0x49, 0x04, 0xAA, 0xE7, 0x30, 0x7D,
+ 0x88, 0xC5, 0x12, 0x5F, 0xF1, 0xBC, 0x6B, 0x26,
+ 0x7A, 0x37, 0xE0, 0xAD, 0x03, 0x4E, 0x99, 0xD4,
+ 0x7C, 0x31, 0xE6, 0xAB, 0x05, 0x48, 0x9F, 0xD2,
+ 0x8E, 0xC3, 0x14, 0x59, 0xF7, 0xBA, 0x6D, 0x20,
+ 0xD5, 0x98, 0x4F, 0x02, 0xAC, 0xE1, 0x36, 0x7B,
+ 0x27, 0x6A, 0xBD, 0xF0, 0x5E, 0x13, 0xC4, 0x89,
+ 0x63, 0x2E, 0xF9, 0xB4, 0x1A, 0x57, 0x80, 0xCD,
+ 0x91, 0xDC, 0x0B, 0x46, 0xE8, 0xA5, 0x72, 0x3F,
+ 0xCA, 0x87, 0x50, 0x1D, 0xB3, 0xFE, 0x29, 0x64,
+ 0x38, 0x75, 0xA2, 0xEF, 0x41, 0x0C, 0xDB, 0x96,
+ 0x42, 0x0F, 0xD8, 0x95, 0x3B, 0x76, 0xA1, 0xEC,
+ 0xB0, 0xFD, 0x2A, 0x67, 0xC9, 0x84, 0x53, 0x1E,
+ 0xEB, 0xA6, 0x71, 0x3C, 0x92, 0xDF, 0x08, 0x45,
+ 0x19, 0x54, 0x83, 0xCE, 0x60, 0x2D, 0xFA, 0xB7,
+ 0x5D, 0x10, 0xC7, 0x8A, 0x24, 0x69, 0xBE, 0xF3,
+ 0xAF, 0xE2, 0x35, 0x78, 0xD6, 0x9B, 0x4C, 0x01,
+ 0xF4, 0xB9, 0x6E, 0x23, 0x8D, 0xC0, 0x17, 0x5A,
+ 0x06, 0x4B, 0x9C, 0xD1, 0x7F, 0x32, 0xE5, 0xA8
+};
+
+static int check_inpage_yram(struct tas_crc *cd, unsigned char book,
+ unsigned char page, unsigned char reg, unsigned char len)
+{
+ int ret = 0;
+
+ if (book == TAS2781_YRAM_BOOK1) {
+ if (page == TAS2781_YRAM1_PAGE) {
+ if (reg >= TAS2781_YRAM1_START_REG) {
+ cd->offset = reg;
+ cd->len = len;
+ ret = 1;
+ } else if ((reg + len) > TAS2781_YRAM1_START_REG) {
+ cd->offset = TAS2781_YRAM1_START_REG;
+ cd->len =
+ len - (TAS2781_YRAM1_START_REG - reg);
+ ret = 1;
+ } else
+ ret = 0;
+ } else if (page == TAS2781_YRAM3_PAGE) {
+ if (reg > TAS2781_YRAM3_END_REG) {
+ ret = 0;
+ } else if (reg >= TAS2781_YRAM3_START_REG) {
+ if ((reg + len) > TAS2781_YRAM3_END_REG) {
+ cd->offset = reg;
+ cd->len =
+ TAS2781_YRAM3_END_REG - reg + 1;
+ ret = 1;
+ } else {
+ cd->offset = reg;
+ cd->len = len;
+ ret = 1;
+ }
+ } else {
+ if ((reg + (len-1)) <
+ TAS2781_YRAM3_START_REG)
+ ret = 0;
+ else {
+ cd->offset =
+ TAS2781_YRAM3_START_REG;
+ cd->len =
+ len - (TAS2781_YRAM3_START_REG - reg);
+ ret = 1;
+ }
+ }
+ }
+ } else if (book ==
+ TAS2781_YRAM_BOOK2) {
+ if (page == TAS2781_YRAM5_PAGE) {
+ if (reg > TAS2781_YRAM5_END_REG) {
+ ret = 0;
+ } else if (reg >= TAS2781_YRAM5_START_REG) {
+ if ((reg + len) > TAS2781_YRAM5_END_REG) {
+ cd->offset = reg;
+ cd->len =
+ TAS2781_YRAM5_END_REG - reg + 1;
+ ret = 1;
+ } else {
+ cd->offset = reg;
+ cd->len = len;
+ ret = 1;
+ }
+ } else {
+ if ((reg + (len-1)) <
+ TAS2781_YRAM5_START_REG)
+ ret = 0;
+ else {
+ cd->offset =
+ TAS2781_YRAM5_START_REG;
+ cd->len =
+ len - (TAS2781_YRAM5_START_REG - reg);
+ ret = 1;
+ }
+ }
+ }
+ } else
+ ret = 0;
+
+ return ret;
+}
+
+static int check_inblock_yram(struct tas_crc *cd, unsigned char book,
+ unsigned char page, unsigned char reg, unsigned char len)
+{
+ int ret = 0;
+
+ if (book == TAS2781_YRAM_BOOK1) {
+ if (page < TAS2781_YRAM2_START_PAGE)
+ ret = 0;
+ else if (page <= TAS2781_YRAM2_END_PAGE) {
+ if (reg > TAS2781_YRAM2_END_REG)
+ ret = 0;
+ else if (reg >= TAS2781_YRAM2_START_REG) {
+ cd->offset = reg;
+ cd->len = len;
+ ret = 1;
+ } else {
+ if ((reg + (len-1)) <
+ TAS2781_YRAM2_START_REG)
+ ret = 0;
+ else {
+ cd->offset =
+ TAS2781_YRAM2_START_REG;
+ cd->len =
+ reg + len - TAS2781_YRAM2_START_REG;
+ ret = 1;
+ }
+ }
+ } else
+ ret = 0;
+ } else if (book ==
+ TAS2781_YRAM_BOOK2) {
+ if (page < TAS2781_YRAM4_START_PAGE)
+ ret = 0;
+ else if (page <= TAS2781_YRAM4_END_PAGE) {
+ if (reg > TAS2781_YRAM2_END_REG)
+ ret = 0;
+ else if (reg >= TAS2781_YRAM2_START_REG) {
+ cd->offset = reg;
+ cd->len = len;
+ ret = 1;
+ } else {
+ if ((reg + (len-1))
+ < TAS2781_YRAM2_START_REG)
+ ret = 0;
+ else {
+ cd->offset =
+ TAS2781_YRAM2_START_REG;
+ cd->len =
+ reg + len - TAS2781_YRAM2_START_REG;
+ ret = 1;
+ }
+ }
+ } else
+ ret = 0;
+ } else
+ ret = 0;
+
+ return ret;
+}
+
+static int check_yram(struct tas_crc *cd, unsigned char book,
+ unsigned char page, unsigned char reg, unsigned char len)
+{
+ int ret = 0;
+
+ ret = check_inpage_yram(cd, book, page, reg, len);
+ if (ret == 0)
+ ret = check_inblock_yram(cd, book,
+ page, reg, len);
+
+ return ret;
+}
+
+static int do_singlereg_checksum(struct tasdevice_priv *tasdevice,
+ enum channel chl, unsigned char book, unsigned char page,
+ unsigned char reg, unsigned char val)
+{
+ int ret = 0;
+ struct tas_crc crc_data;
+ unsigned int nData1 = 0;
+
+ 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;
+ }
+
+ ret = check_yram(&crc_data, book, page, reg, 1);
+ if (ret == 1) {
+ 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);
+ ret = -EAGAIN;
+ tasdevice->tasdevice[chl].err_code |=
+ ERROR_YRAM_CRCCHK;
+ ret = -EAGAIN;
+ goto end;
+ }
+
+ ret = crc8(crc8_lookup_table, &val, 1, 0);
+ }
+
+end:
+ return ret;
+}
+
+static int do_multireg_checksum(struct tasdevice_priv *tasdevice,
+ enum channel chn, unsigned char book, unsigned char page,
+ unsigned char reg, unsigned int len)
+{
+ int ret = 0, i = 0;
+ unsigned char crc_chksum = 0;
+ unsigned char nBuf1[128] = {0};
+ struct tas_crc crc_data;
+
+ 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;
+ }
+
+ ret = check_yram(&crc_data, book, page, reg, len);
+ dev_info(tasdevice->dev,
+ "isYRAM: Bk 0x%02x, Pg 0x%02x, Rg 0x%02x\n",
+ book, page, reg);
+ dev_info(tasdevice->dev,
+ "isYRAM: crc_data.mnLen 0x%x, len 0x%x, nResult %d\n",
+ crc_data.len, len, ret);
+ dev_info(tasdevice->dev, "crc_data.mnOffset %x\n", crc_data.offset);
+ if (ret == 1) {
+ if (len == 1) {
+ dev_err(tasdevice->dev, "firmware error\n");
+ ret = -EINVAL;
+ goto end;
+ } else {
+ 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(crc8_lookup_table,
+ &nBuf1[i], 1, 0);
+ }
+
+ ret = crc_chksum;
+ }
+ }
+
+end:
+ return ret;
+}
+
+static int tasdevice_load_block(struct tasdevice_priv *tas_dev,
+ struct tasdevice_block *block)
+{
+ int ret = 0;
+ unsigned int n_cmds = 0;
+ unsigned char book = 0;
+ unsigned char page = 0;
+ unsigned char offset = 0;
+ unsigned char val = 0;
+ unsigned int len = 0;
+ unsigned int sleep_dur = 0;
+ unsigned char crc_chksum = 0;
+ unsigned int n_value = 0;
+ int n_retry = 6;
+ unsigned char *data = block->data;
+ int chn = 0, chnend = 0;
+
+ dev_info(tas_dev->dev,
+ "load block: Type = %d, commands = %d\n",
+ block->type, block->n_cmds);
+ switch (block->type) {
+ case MAIN_ALL_DEVICES:
+ chn = 0;
+ chnend = tas_dev->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_info(tas_dev->dev,
+ "load block: Other Type = 0x%02x\n",
+ block->type);
+ break;
+ }
+
+ for (; chn < chnend; chn++) {
+ if (tas_dev->tasdevice[chn].is_loading == false)
+ continue;
+start:
+ if (block->is_pchksum_present) {
+ ret = tasdevice_dev_write(tas_dev, chn,
+ TASDEVICE_I2CChecksum, 0);
+ if (ret < 0)
+ goto end;
+ }
+
+ if (block->is_ychksum_present)
+ crc_chksum = 0;
+
+ n_cmds = 0;
+
+ while (n_cmds < block->n_cmds) {
+ data = block->data + n_cmds * 4;
+
+ book = data[0];
+ page = data[1];
+ offset = data[2];
+ val = data[3];
+
+ n_cmds++;
+
+ if (offset <= 0x7F) {
+ ret = tasdevice_dev_write(tas_dev, chn,
+ TASDEVICE_REG(book, page, offset),
+ val);
+ if (ret < 0)
+ goto end;
+ if (block->is_ychksum_present) {
+ ret = do_singlereg_checksum(tas_dev,
+ chn, book, page, offset,
+ val);
+ if (ret < 0)
+ goto check;
+ crc_chksum += (unsigned char)ret;
+ }
+ } else if (offset == 0x81) {
+ sleep_dur = (book << 8) + page;
+ msleep(sleep_dur);
+ } else if (offset == 0x85) {
+ data += 4;
+ len = (book << 8) + page;
+ book = data[0];
+ page = data[1];
+ offset = data[2];
+ if (len > 1) {
+ ret = tasdevice_dev_bulk_write(
+ tas_dev, chn,
+ TASDEVICE_REG(book, page,
+ offset), data + 3, len);
+ if (ret < 0)
+ goto end;
+ if (block->is_ychksum_present) {
+ ret = do_multireg_checksum(
+ tas_dev, chn, book,
+ page, offset,
+ len);
+ if (ret < 0)
+ goto check;
+ crc_chksum +=
+ (unsigned char)ret;
+ }
+ } else {
+ ret = tasdevice_dev_write(tas_dev,
+ chn,
+ TASDEVICE_REG(book, page,
+ offset),
+ data[3]);
+ if (ret < 0)
+ goto end;
+ if (block->is_ychksum_present) {
+ ret = do_singlereg_checksum(
+ tas_dev, chn, book,
+ page, offset,
+ data[3]);
+ if (ret < 0)
+ goto check;
+ crc_chksum +=
+ (unsigned char)ret;
+ }
+ }
+
+ n_cmds++;
+ if (len >= 2)
+ n_cmds += ((len - 2) / 4) + 1;
+ }
+ }
+ if (block->is_pchksum_present) {
+ ret = tasdevice_dev_read(tas_dev, chn,
+ TASDEVICE_I2CChecksum, &n_value);
+ if (ret < 0) {
+ dev_err(tas_dev->dev, "%s: Channel %d\n",
+ __func__, chn);
+ goto check;
+ }
+ if ((n_value & 0xff) != block->pchksum) {
+ dev_err(tas_dev->dev,
+ "Block PChkSum Channel %d ", chn);
+ dev_err(tas_dev->dev,
+ "FW = 0x%x, Reg = 0x%x\n",
+ block->pchksum,
+ (n_value & 0xff));
+ ret = -EAGAIN;
+ tas_dev->tasdevice[chn].err_code |=
+ ERROR_PRAM_CRCCHK;
+ goto check;
+ }
+ ret = 0;
+ tas_dev->tasdevice[chn].err_code &=
+ ~ERROR_PRAM_CRCCHK;
+ dev_info(tas_dev->dev, "Block[0x%02x] PChkSum match\n",
+ block->type);
+ }
+
+ if (block->is_ychksum_present) {
+ //TBD, open it when FW ready
+ dev_err(tas_dev->dev,
+ "Block YChkSum: FW = 0x%x, YCRC = 0x%x\n",
+ block->ychksum, crc_chksum);
+
+ tas_dev->tasdevice[chn].err_code &=
+ ~ERROR_YRAM_CRCCHK;
+ ret = 0;
+ dev_info(tas_dev->dev,
+ "Block[0x%x] YChkSum match\n", block->type);
+ }
+check:
+ if (ret == -EAGAIN) {
+ n_retry--;
+ if (n_retry > 0)
+ goto start;
+ else {
+ if ((block->type == MAIN_ALL_DEVICES)
+ || (block->type == MAIN_DEVICE_A)
+ || (block->type == MAIN_DEVICE_B)
+ || (block->type == MAIN_DEVICE_C)
+ || (block->type == MAIN_DEVICE_D))
+ tas_dev->tasdevice[chn].cur_prog = -1;
+ else
+ tas_dev->tasdevice[chn].cur_conf = -1;
+ n_retry = 6;
+ }
+ }
+ }
+end:
+ if (ret < 0)
+ dev_err(tas_dev->dev, "Block (%d) load error\n", block->type);
+
+ return ret;
+}
+
+
+static int tasdevice_load_data(struct tasdevice_priv *tas_dev,
+ struct tasdevice_data *dev_data)
+{
+ int ret = 0;
+ unsigned int n_block = 0;
+ struct tasdevice_block *block = NULL;
+
+ dev_info(tas_dev->dev, "%s: TAS2781 load data: %s, Blocks = %d\n",
+ __func__, dev_data->name, dev_data->n_blk);
+
+ for (n_block = 0; n_block < dev_data->n_blk; n_block++) {
+ block = &(dev_data->dev_blks[n_block]);
+ ret = tas_dev->tasdevice_load_block(tas_dev, block);
+ if (ret < 0)
+ break;
+ }
+
+ return ret;
+}
+
+static int tasdevice_load_calibrated_data(
+ struct tasdevice_priv *tas_dev, struct tasdevice_data *dev_data)
+{
+ int ret = 0;
+ unsigned int n_block = 0;
+ struct tasdevice_block *block = NULL;
+
+ dev_info(tas_dev->dev, "%s: TAS2781 load data: %s, Blocks = %d\n",
+ __func__, dev_data->name, dev_data->n_blk);
+
+ for (n_block = 0; n_block < dev_data->n_blk; n_block++) {
+ block = &(dev_data->dev_blks[n_block]);
+ ret = tasdevice_load_block(tas_dev, block);
+ if (ret < 0)
+ break;
+ }
+
+ return ret;
+}
+
+int tas2781_load_calibration(void *context,
+ char *file_name, enum channel i)
+{
+ int ret = 0, offset = 0;
+ struct firmware fmw;
+ const struct firmware *fw_entry = NULL;
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *)context;
+ struct tasdevice *tasdev = &(tas_dev->tasdevice[i]);
+ struct tasdevice_fw *tas_fmw = NULL;
+
+ ret = request_firmware(&fw_entry, file_name, tas_dev->dev);
+ if (!ret) {
+ if (!fw_entry->size) {
+ dev_err(tas_dev->dev,
+ "%s: file read error: size = %ld\n",
+ __func__, fw_entry->size);
+ goto out;
+ }
+ fmw.size = fw_entry->size;
+ fmw.data = fw_entry->data;
+ dev_info(tas_dev->dev,
+ "%s: file = %s, file size %zd\n",
+ __func__, file_name, fw_entry->size);
+ } else {
+ dev_info(tas_dev->dev,
+ "%s: Request firmware %s failed\n",
+ __func__, file_name);
+ goto out;
+ }
+
+ tas_fmw = tasdev->cali_data_fmw = kcalloc(1,
+ sizeof(struct tasdevice_fw), GFP_KERNEL);
+ if (tasdev->cali_data_fmw == NULL) {
+ dev_err(tas_dev->dev, "%s: FW memory failed!\n", __func__);
+ ret = -1;
+ goto out;
+ }
+ tas_fmw->dev = tas_dev->dev;
+ offset = fw_parse_header(tas_dev, tas_fmw, &fmw, offset);
+ if (offset == -1) {
+ dev_err(tas_dev->dev, "%s: fw_parse_header EXIT!\n", __func__);
+ goto out;
+ }
+ offset = fw_parse_variable_header_cal(tas_dev, tas_fmw, &fmw,
+ offset);
+ if (offset == -1) {
+ dev_err(tas_dev->dev,
+ "%s: fw_parse_variable_header_cal EXIT!\n", __func__);
+ goto out;
+ }
+ offset = fw_parse_program_data(tas_dev, tas_fmw, &fmw, offset);
+ if (offset == -1) {
+ dev_err(tas_dev->dev, "%s: fw_parse_program_data EXIT!\n",
+ __func__);
+ goto out;
+ }
+ offset = fw_parse_configuration_data(tas_dev, tas_fmw, &fmw,
+ offset);
+ if (offset == -1) {
+ dev_err(tas_dev->dev,
+ "%s: fw_parse_configuration_data EXIT!\n", __func__);
+ goto out;
+ }
+ offset = fw_parse_calibration_data(tas_dev,
+ tas_fmw, &fmw, offset);
+ if (offset == -1) {
+ dev_err(tas_dev->dev, "%s: fw_parse_calibration_data EXIT!\n",
+ __func__);
+ goto out;
+ }
+ tasdev->is_calibrated_data_loaded = true;
+out:
+ if (fw_entry) {
+ release_firmware(fw_entry);
+ fw_entry = NULL;
+ }
+ return ret;
+}
+
+int tasdevice_dspfw_ready(const struct firmware *fmw, void *context)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) context;
+ struct tasdevice_fw *tas_fmw = NULL;
+ struct tasdevice_fw_fixed_hdr *fw_fixed_hdr = NULL;
+ int offset = 0, ret = 0;
+
+ if (!fmw || !fmw->data) {
+ dev_err(tas_dev->dev, "%s: Failed to read firmware %s\n",
+ __func__, tas_dev->coef_binaryname);
+ ret = -1;
+ goto out;
+ }
+
+ tas_dev->fmw = kcalloc(1,
+ sizeof(struct tasdevice_fw), GFP_KERNEL);
+ if (tas_dev->fmw == NULL) {
+ ret = -1;
+ goto out;
+ }
+ tas_fmw = tas_dev->fmw;
+ tas_fmw->dev = tas_dev->dev;
+ offset = fw_parse_header(tas_dev, tas_fmw, fmw, offset);
+
+ if (offset == -1)
+ goto out;
+ fw_fixed_hdr = &(tas_fmw->fw_hdr.fixed_hdr);
+ switch (fw_fixed_hdr->drv_ver) {
+ case 0x301:
+ case 0x302:
+ case 0x502:
+ tas_dev->fw_parse_variable_header =
+ fw_parse_variable_header_kernel;
+ tas_dev->fw_parse_program_data =
+ fw_parse_program_data_kernel;
+ tas_dev->fw_parse_configuration_data =
+ fw_parse_configuration_data_kernel;
+ tas_dev->tasdevice_load_block =
+ tasdevice_load_block_kernel;
+ break;
+ case 0x202:
+ case 0x400:
+ tas_dev->fw_parse_variable_header =
+ fw_parse_variable_header_git;
+ tas_dev->fw_parse_program_data =
+ fw_parse_program_data;
+ tas_dev->fw_parse_configuration_data =
+ fw_parse_configuration_data;
+ tas_dev->tasdevice_load_block =
+ tasdevice_load_block;
+ break;
+ default:
+ if (fw_fixed_hdr->drv_ver == 0x100) {
+ if (fw_fixed_hdr->ppcver >= PPC3_VERSION) {
+ tas_dev->fw_parse_variable_header =
+ fw_parse_variable_header_kernel;
+ tas_dev->fw_parse_program_data =
+ fw_parse_program_data_kernel;
+ tas_dev->fw_parse_configuration_data =
+ fw_parse_configuration_data_kernel;
+ tas_dev->tasdevice_load_block =
+ tasdevice_load_block_kernel;
+ tas_dev->fw_parse_calibration_data = NULL;
+ } else {
+ switch (fw_fixed_hdr->ppcver) {
+ case 0x00:
+ tas_dev->fw_parse_variable_header =
+ fw_parse_variable_header_git;
+ tas_dev->fw_parse_program_data =
+ fw_parse_program_data;
+ tas_dev->fw_parse_configuration_data =
+ fw_parse_configuration_data;
+ tas_dev->fw_parse_calibration_data =
+ fw_parse_calibration_data;
+ tas_dev->tasdevice_load_block =
+ tasdevice_load_block;
+ break;
+ default:
+ dev_err(tas_dev->dev,
+ "%s: PPCVersion must be 0x0 or 0x%02x",
+ __func__, PPC3_VERSION);
+ dev_err(tas_dev->dev, " Current:0x%02x\n",
+ fw_fixed_hdr->ppcver);
+ offset = -1;
+ break;
+ }
+ }
+ } else {
+ dev_err(tas_dev->dev,
+ "%s: DriverVersion must be 0x0, 0x230 or above 0x230 ",
+ __func__);
+ dev_err(tas_dev->dev, "current is 0x%02x\n",
+ fw_fixed_hdr->drv_ver);
+ offset = -1;
+ }
+ break;
+ }
+
+ offset = tas_dev->fw_parse_variable_header(tas_dev, fmw, offset);
+ if (offset == -1)
+ goto out;
+
+ offset = tas_dev->fw_parse_program_data(tas_dev, tas_fmw, fmw,
+ offset);
+ if (offset < 0) {
+ ret = -1;
+ goto out;
+ }
+ offset = tas_dev->fw_parse_configuration_data(tas_dev,
+ tas_fmw, fmw, offset);
+ if (offset < 0)
+ ret = -1;
+
+out:
+ return ret;
+}
+
+void tasdevice_calbin_remove(void *context)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) context;
+ struct tasdevice *tasdev = NULL;
+ int i = 0;
+
+ if (tas_dev) {
+ for (i = 0; i < tas_dev->ndev; i++) {
+ tasdev = &(tas_dev->tasdevice[i]);
+ if (tasdev->cali_data_fmw) {
+ tas2781_clear_calfirmware(
+ tasdev->cali_data_fmw);
+ tasdev->cali_data_fmw = NULL;
+ }
+ }
+ }
+}
+
+void tasdevice_dsp_remove(void *context)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) context;
+ int i = 0;
+
+ if (tas_dev) {
+ if (tas_dev->fmw) {
+ struct tasdevice_fw *tas_fmw = tas_dev->fmw;
+
+ if (tas_fmw->programs) {
+ struct tasdevice_prog *program;
+
+ for (i = 0; i < tas_fmw->n_programs; i++) {
+ program = &(tas_fmw->programs[i]);
+ if (program) {
+ struct tasdevice_data
+ *img_data =
+ &(program->dev_data);
+
+ if (img_data->dev_blks) {
+ struct tasdevice_block *block;
+ unsigned int n_block;
+
+ for (n_block = 0;
+ n_block <
+ img_data->n_blk;
+ n_block++) {
+ block =
+ &(img_data->dev_blks[n_block]);
+ kfree(block->data);
+ }
+ kfree(img_data->dev_blks);
+ }
+ }
+ }
+ kfree(tas_fmw->programs);
+ }
+
+ if (tas_fmw->configs) {
+ struct tasdevice_config *config;
+
+ for (i = 0; i < tas_fmw->n_configurations;
+ i++) {
+ config =
+ &(tas_fmw->configs[i]);
+ if (config) {
+ struct tasdevice_data
+ *img_data =
+ &(config->dev_data);
+
+ if (img_data->dev_blks) {
+ struct tasdevice_block *block;
+ unsigned int n_block;
+
+ for (n_block = 0;
+ n_block <
+ img_data->n_blk;
+ n_block++) {
+ block =
+ &(img_data->dev_blks[n_block]);
+ kfree(block->data);
+ }
+ kfree(img_data->dev_blks);
+ }
+ }
+ }
+ kfree(tas_fmw->configs);
+ }
+ kfree(tas_fmw);
+ tas_dev->fmw = NULL;
+ }
+ }
+}
+
+static int tas2781_set_calibration(void *context, enum channel i,
+ int n_calibration)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) context;
+ int ret = 0;
+ struct tasdevice *tasdevice = &(tas_dev->tasdevice[i]);
+ struct tasdevice_fw *cal_fmw = tasdevice->cali_data_fmw;
+
+ if ((!tas_dev->fmw->programs)
+ || (!tas_dev->fmw->configs)) {
+ dev_err(tas_dev->dev, "%s, Firmware not loaded\n\r", __func__);
+ ret = 0;
+ goto out;
+ }
+
+ if (n_calibration == 0xFF || (n_calibration == 0x100
+ && tasdevice->is_calibrated_data_loaded == false)) {
+ if (cal_fmw) {
+ tasdevice->is_calibrated_data_loaded = false;
+ tas2781_clear_calfirmware(cal_fmw);
+ cal_fmw = NULL;
+ }
+
+ scnprintf(tas_dev->cal_binaryname[i], 64, "%s_cal_0x%02x.bin",
+ tas_dev->dev_name, tas_dev->tasdevice[i].dev_addr);
+ ret = tas2781_load_calibration(tas_dev,
+ tas_dev->cal_binaryname[i], i);
+ if (ret != 0) {
+ dev_err(tas_dev->dev,
+ "%s: load %s error, no-side effect\n",
+ __func__, tas_dev->cal_binaryname[i]);
+ ret = 0;
+ }
+ }
+ tasdevice->is_loading = true;
+ tasdevice->is_loaderr = false;
+
+ if (cal_fmw) {
+ struct tasdevice_calibration *calibration =
+ cal_fmw->calibrations;
+
+ if (calibration)
+ tasdevice_load_calibrated_data(tas_dev,
+ &(calibration->dev_data));
+ } else
+ dev_err(tas_dev->dev,
+ "%s: No calibrated data for device %d\n", __func__, i);
+
+out:
+ return ret;
+}
+
+int tasdevice_select_tuningprm_cfg(void *context, int prm_no,
+ int cfg_no, int rca_conf_no)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) context;
+ struct tasdevice_rca *rca = &(tas_dev->rcabin);
+ struct tasdevice_config_info **cfg_info = rca->cfg_info;
+ struct tasdevice_fw *tas_fmw = tas_dev->fmw;
+ struct tasdevice_config *conf = NULL;
+ struct tasdevice_prog *program = NULL;
+ int i = 0;
+ int status = 0;
+ int prog_status = 0;
+
+ if (tas_fmw == NULL) {
+ dev_err(tas_dev->dev, "%s: Firmware is NULL\n", __func__);
+ goto out;
+ }
+
+ if (cfg_no >= tas_fmw->n_configurations) {
+ dev_err(tas_dev->dev,
+ "%s: cfg(%d) is not in range of conf %u\n",
+ __func__, cfg_no, tas_fmw->n_configurations);
+ goto out;
+ }
+
+ if (prm_no >= tas_fmw->n_programs) {
+ dev_err(tas_dev->dev,
+ "%s: prm(%d) is not in range of Programs %u\n",
+ __func__, prm_no, tas_fmw->n_programs);
+ goto out;
+ }
+
+ if (rca_conf_no > rca->ncfgs || rca_conf_no <= 0 ||
+ cfg_info == NULL) {
+ dev_err(tas_dev->dev,
+ "conf_no:%d should be in range from 0 to %u\n",
+ rca_conf_no, rca->ncfgs-1);
+ goto out;
+ } else {
+ dev_info(tas_dev->dev, "%s: rca_profile_conf_id = %d\n",
+ __func__, rca_conf_no);
+ }
+
+ conf = &(tas_fmw->configs[cfg_no]);
+ for (i = 0; i < tas_dev->ndev; i++) {
+ if (cfg_info[rca_conf_no]->active_dev & (1 << i)) {
+ if (tas_dev->tasdevice[i].cur_prog != prm_no) {
+ tas_dev->tasdevice[i].cur_conf = -1;
+ tas_dev->tasdevice[i].is_loading = true;
+ prog_status++;
+ }
+ } else
+ tas_dev->tasdevice[i].is_loading = false;
+ tas_dev->tasdevice[i].is_loaderr = false;
+ }
+
+ if (prog_status) {
+ program = &(tas_fmw->programs[prm_no]);
+ tasdevice_load_data(tas_dev, &(program->dev_data));
+ for (i = 0; i < tas_dev->ndev; i++) {
+ if (tas_dev->tasdevice[i].is_loaderr == true)
+ continue;
+ else if (tas_dev->tasdevice[i].is_loaderr == false
+ && tas_dev->tasdevice[i].is_loading == true) {
+ struct tasdevice_fw *cal_fmw =
+ tas_dev->tasdevice[i].cali_data_fmw;
+
+ if (cal_fmw) {
+ struct tasdevice_calibration
+ *calibration =
+ cal_fmw->calibrations;
+
+ if (calibration)
+ tasdevice_load_calibrated_data(
+ tas_dev,
+ &(calibration->dev_data));
+ }
+ tas_dev->tasdevice[i].cur_prog = prm_no;
+ }
+ }
+ }
+
+ if (tas_dev->is_glb_calibrated_data_loaded == false) {
+ for (i = 0; i < tas_dev->ndev; i++)
+ tas2781_set_calibration(tas_dev, i, 0x100);
+ tas_dev->is_glb_calibrated_data_loaded = true;
+ /* No wise to reload calibrationdata everytime,
+ * this code will work once even if calibrated
+ * data still failed to be got
+ */
+ }
+
+ for (i = 0; i < tas_dev->ndev; i++) {
+ dev_info(tas_dev->dev, "%s,fun %d,%d,%d\n", __func__,
+ tas_dev->tasdevice[i].cur_conf,
+ cfg_info[rca_conf_no]->active_dev,
+ tas_dev->tasdevice[i].is_loaderr);
+ if (tas_dev->tasdevice[i].cur_conf != cfg_no
+ && (cfg_info[rca_conf_no]->active_dev & (1 << i))
+ && (tas_dev->tasdevice[i].is_loaderr == false)) {
+ status++;
+ tas_dev->tasdevice[i].is_loading = true;
+ } else
+ tas_dev->tasdevice[i].is_loading = false;
+ }
+
+ if (status) {
+ status = 0;
+ tasdevice_load_data(tas_dev, &(conf->dev_data));
+ for (i = 0; i < tas_dev->ndev; i++) {
+ if (tas_dev->tasdevice[i].is_loaderr == true) {
+ status |= 1 << (i + 4);
+ continue;
+ } else if (tas_dev->tasdevice[i].is_loaderr == false
+ && tas_dev->tasdevice[i].is_loading == true)
+ tas_dev->tasdevice[i].cur_conf = cfg_no;
+ }
+ } else {
+ dev_err(tas_dev->dev,
+ "%s: No device is in active in conf %d\n",
+ __func__, rca_conf_no);
+ }
+
+ status |= cfg_info[rca_conf_no]->active_dev;
+ dev_info(tas_dev->dev, "%s: DSP mode: load status is %08x\n",
+ __func__, status);
+out:
+ return prog_status;
+}
diff --git a/sound/soc/codecs/tas2781-dsp.h b/sound/soc/codecs/tas2781-dsp.h
new file mode 100644
index 000000000..80874c693
--- /dev/null
+++ b/sound/soc/codecs/tas2781-dsp.h
@@ -0,0 +1,178 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * ALSA SoC Texas Instruments TAS2781 Audio Smart Amplifier
+ *
+ * Copyright (C) 2022 - 2023 Texas Instruments Incorporated
+ * https://www.ti.com
+ *
+ * The TAS2781 driver implements a flexible and configurable algo coff setting
+ * for one, two, even multiple TAS2781 chips.
+ *
+ * Author: Shenghao Ding <shenghao-ding@...com>
+ * Kevin Lu <kevin-lu@...com>
+ */
+
+#ifndef __TASDEVICE_DSP_H__
+#define __TASDEVICE_DSP_H__
+
+#define MAIN_ALL_DEVICES 0x0d
+#define MAIN_DEVICE_A 0x01
+#define MAIN_DEVICE_B 0x08
+#define MAIN_DEVICE_C 0x10
+#define MAIN_DEVICE_D 0x14
+#define COEFF_DEVICE_A 0x03
+#define COEFF_DEVICE_B 0x0a
+#define COEFF_DEVICE_C 0x11
+#define COEFF_DEVICE_D 0x15
+#define PRE_DEVICE_A 0x04
+#define PRE_DEVICE_B 0x0b
+#define PRE_DEVICE_C 0x12
+#define PRE_DEVICE_D 0x16
+
+#define PPC3_VERSION 0x4100
+#define RCA_CONFIGID_BYPASS_ALL 0
+#define TASDEVICE_DEVICE_SUM 8
+#define TASDEVICE_CONFIG_SUM 64
+
+enum channel {
+ top_left_Chn,
+ top_right_chn,
+ bottom_left_Chn,
+ bottom_right_chn,
+ max_chn,
+};
+
+enum tasdevice_dsp_dev_idx {
+ TASDEVICE_DSP_TAS_2555 = 0,
+ TASDEVICE_DSP_TAS_2555_STEREO,
+ TASDEVICE_DSP_TAS_2557_MONO,
+ TASDEVICE_DSP_TAS_2557_DUAL_MONO,
+ TASDEVICE_DSP_TAS_2559,
+ TASDEVICE_DSP_TAS_2563,
+ TASDEVICE_DSP_TAS_2563_DUAL_MONO = 7,
+ TASDEVICE_DSP_TAS_2563_QUAD,
+ TASDEVICE_DSP_TAS_2563_21,
+ TASDEVICE_DSP_TAS_2781,
+ TASDEVICE_DSP_TAS_2781_DUAL_MONO,
+ TASDEVICE_DSP_TAS_2781_21,
+ TASDEVICE_DSP_TAS_2781_QUAD,
+ TASDEVICE_DSP_TAS_MAX_DEVICE
+};
+
+struct tasdevice_fw_fixed_hdr {
+ unsigned int fwsize;
+ unsigned int ppcver;
+ unsigned int drv_ver;
+};
+
+struct tasdevice_dspfw_hdr {
+ struct tasdevice_fw_fixed_hdr fixed_hdr;
+ unsigned short device_family;
+ unsigned short device;
+ unsigned char ndev;
+};
+
+struct tasdevice_block {
+ unsigned int type;
+ unsigned char is_pchksum_present;
+ unsigned char pchksum;
+ unsigned char is_ychksum_present;
+ unsigned char ychksum;
+ unsigned int n_cmds;
+ unsigned int blk_size;
+ unsigned int n_subblocks;
+ unsigned char *data;
+};
+
+struct tasdevice_data {
+ char name[64];
+ unsigned int n_blk;
+ struct tasdevice_block *dev_blks;
+};
+struct tasdevice_prog {
+ unsigned int prog_size;
+ struct tasdevice_data dev_data;
+};
+
+struct tasdevice_config {
+ unsigned int cfg_size;
+ char name[64];
+ struct tasdevice_data dev_data;
+};
+
+struct tasdevice_calibration {
+ struct tasdevice_data dev_data;
+};
+
+struct tasdevice_fw {
+ struct tasdevice_dspfw_hdr fw_hdr;
+ unsigned short n_programs;
+ struct tasdevice_prog *programs;
+ unsigned short n_configurations;
+ struct tasdevice_config *configs;
+ unsigned short n_calibrations;
+ struct tasdevice_calibration *calibrations;
+ struct device *dev;
+};
+
+enum tasdevice_dsp_fw_state {
+ TASDEVICE_DSP_FW_NONE = 0,
+ TASDEVICE_DSP_FW_PENDING,
+ TASDEVICE_DSP_FW_FAIL,
+ TASDEVICE_DSP_FW_ALL_OK,
+};
+
+enum tasdevice_bin_blk_type {
+ TASDEVICE_BIN_BLK_COEFF = 1,
+ TASDEVICE_BIN_BLK_POST_POWER_UP,
+ TASDEVICE_BIN_BLK_PRE_SHUTDOWN,
+ TASDEVICE_BIN_BLK_PRE_POWER_UP,
+ TASDEVICE_BIN_BLK_POST_SHUTDOWN
+};
+
+struct tasdevice_rca_hdr {
+ unsigned int img_sz;
+ unsigned int checksum;
+ unsigned int binary_version_num;
+ unsigned int drv_fw_version;
+ unsigned char plat_type;
+ unsigned char dev_family;
+ unsigned char reserve;
+ unsigned char ndev;
+ unsigned char devs[TASDEVICE_DEVICE_SUM];
+ unsigned int nconfig;
+ unsigned int config_size[TASDEVICE_CONFIG_SUM];
+};
+
+struct tasdevice_block_data {
+ unsigned char dev_idx;
+ unsigned char block_type;
+ unsigned short yram_checksum;
+ unsigned int block_size;
+ unsigned int n_subblks;
+ unsigned char *regdata;
+};
+
+struct tasdevice_config_info {
+ unsigned int nblocks;
+ unsigned int real_nblocks;
+ unsigned char active_dev;
+ struct tasdevice_block_data **blk_data;
+};
+
+struct tasdevice_rca {
+ struct tasdevice_rca_hdr fw_hdr;
+ int ncfgs;
+ struct tasdevice_config_info **cfg_info;
+ int profile_cfg_id;
+};
+
+int tasdevice_dspfw_ready(const struct firmware *fmw, void *context);
+void tasdevice_dsp_remove(void *context);
+void tasdevice_calbin_remove(void *context);
+int tas2781_load_calibration(void *tas_dev, char *filename,
+ enum channel i);
+int tasdevice_select_tuningprm_cfg(void *context, int prm,
+ int cfg_no, int rca_conf_no);
+
+#endif
diff --git a/sound/soc/codecs/tas2781-i2c.c b/sound/soc/codecs/tas2781-i2c.c
new file mode 100644
index 000000000..0c5b9c0a9
--- /dev/null
+++ b/sound/soc/codecs/tas2781-i2c.c
@@ -0,0 +1,1926 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * ALSA SoC Texas Instruments TAS2781 Audio Smart Amplifier
+ *
+ * Copyright (C) 2022 - 2023 Texas Instruments Incorporated
+ * https://www.ti.com
+ *
+ * The TAS2781 driver implements a flexible and configurable algo coff setting
+ * for one, two, even multiple TAS2781 chips.
+ *
+ * Author: Shenghao Ding <shenghao-ding@...com>
+ * Kevin Lu <kevin-lu@...com>
+ */
+
+#include <linux/module.h>
+#include <linux/regmap.h>
+#include <linux/init.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/of.h>
+#include <linux/slab.h>
+#include <linux/firmware.h>
+#include <linux/of_gpio.h>
+#include <linux/interrupt.h>
+#include <sound/soc.h>
+#include <sound/pcm_params.h>
+#include <sound/tlv.h>
+
+#include "tas2781.h"
+
+/* max. length of a alsa mixer control name */
+#define MAX_CONTROL_NAME (48)
+#define TASDEVICE_CLK_DIR_IN (0)
+#define TASDEVICE_CLK_DIR_OUT (1)
+
+#define TASDEVICE_IRQ_DET_TIMEOUT (30000)
+#define TASDEVICE_IRQ_DET_CNT_LIMIT (500)
+#define TAS2781_REG_INT_LTCH0 TASDEVICE_REG(0X0, 0x0, 0x49)
+#define TAS2781_REG_INT_LTCH1 TASDEVICE_REG(0X0, 0x0, 0x4A)
+#define TAS2781_REG_INT_LTCH1_0 TASDEVICE_REG(0X0, 0x0, 0x4B)
+#define TAS2781_REG_INT_LTCH2 TASDEVICE_REG(0X0, 0x0, 0x4F)
+#define TAS2781_REG_INT_LTCH3 TASDEVICE_REG(0X0, 0x0, 0x50)
+#define TAS2781_REG_INT_LTCH4 TASDEVICE_REG(0X0, 0x0, 0x51)
+
+const char *blocktype[5] = {
+ "COEFF",
+ "POST_POWER_UP",
+ "PRE_SHUTDOWN",
+ "PRE_POWER_UP",
+ "POST_SHUTDOWN"
+};
+
+static const char * const dts_dev_addr_tag[] = {
+ "topleft-channel",
+ "topright-channel",
+ "bottomleft-channel",
+ "bottomright-channel"
+};
+
+static const struct i2c_device_id tasdevice_id[] = {
+ { "tas2781", TAS2781 },
+ {}
+};
+
+MODULE_DEVICE_TABLE(i2c, tasdevice_id);
+
+static const struct regmap_range_cfg tasdevice_ranges[] = {
+ {
+ .range_min = 0,
+ .range_max = 256 * 128,
+ .selector_reg = TASDEVICE_PAGE_SELECT,
+ .selector_mask = 0xff,
+ .selector_shift = 0,
+ .window_start = 0,
+ .window_len = 128,
+ },
+};
+
+static const struct regmap_config tasdevice_regmap = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .cache_type = REGCACHE_RBTREE,
+ .ranges = tasdevice_ranges,
+ .num_ranges = ARRAY_SIZE(tasdevice_ranges),
+ .max_register = 256 * 128,
+};
+
+static const struct of_device_id tasdevice_of_match[] = {
+ { .compatible = "ti,tas2781" },
+ {},
+};
+
+MODULE_DEVICE_TABLE(of, tasdevice_of_match);
+
+int tasdevice_process_block(void *context,
+ unsigned char *data, unsigned char dev_idx, int sublocksize)
+{
+ struct tasdevice_priv *tas_dev =
+ (struct tasdevice_priv *)context;
+ unsigned char subblk_typ = data[1];
+ int subblk_offset = 2;
+ int chn = 0, chnend = 0;
+ int rc = 0;
+ int blktyp = dev_idx & 0xC0, idx = dev_idx & 0x3F;
+ bool is_err = false;
+
+ if (idx) {
+ chn = idx-1;
+ chnend = idx;
+ } else {
+ if (tas_dev->set_global_mode) {
+ chn = tas_dev->ndev;
+ chnend = tas_dev->ndev + 1;
+ } else {
+ chn = 0;
+ chnend = tas_dev->ndev;
+ }
+ }
+
+ for (; chn < chnend; chn++) {
+ if (tas_dev->set_global_mode == NULL &&
+ tas_dev->tasdevice[chn].is_loading == false)
+ continue;
+
+ is_err = false;
+ subblk_offset = 2;
+ switch (subblk_typ) {
+ case TASDEVICE_CMD_SING_W: {
+ int i = 0;
+ unsigned short len = SMS_HTONS(data[2], data[3]);
+
+ subblk_offset += 2;
+ if (subblk_offset + 4 * len > sublocksize) {
+ dev_err(tas_dev->dev,
+ "process_block: Out of memory\n");
+ is_err = true;
+ break;
+ }
+
+ for (i = 0; i < len; i++) {
+ rc = tasdevice_dev_write(tas_dev, 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_dev->dev,
+ "process_block: single write error\n");
+ }
+ subblk_offset += 4;
+ }
+ }
+ break;
+ case TASDEVICE_CMD_BURST: {
+ unsigned short len = SMS_HTONS(data[2], data[3]);
+
+ subblk_offset += 2;
+ if (subblk_offset + 4 + len > sublocksize) {
+ dev_err(tas_dev->dev,
+ "process_block: BURST Out of memory\n");
+ is_err = true;
+ break;
+ }
+ if (len % 4) {
+ dev_err(tas_dev->dev,
+ "%s: Burst len(%u) can be div by 4\n",
+ __func__, len);
+ break;
+ }
+
+ rc = tasdevice_dev_bulk_write(tas_dev, 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_dev->dev,
+ "%s: bulk_write error = %d\n",
+ __func__, rc);
+ }
+ subblk_offset += (len + 4);
+ }
+ break;
+ case TASDEVICE_CMD_DELAY: {
+ unsigned short delay_time = 0;
+
+ if (subblk_offset + 2 > sublocksize) {
+ dev_err(tas_dev->dev,
+ "%s: deley Out of memory\n",
+ __func__);
+ is_err = true;
+ break;
+ }
+ delay_time = SMS_HTONS(data[2], data[3]);
+ usleep_range(delay_time*1000, delay_time*1000);
+ subblk_offset += 2;
+ }
+ break;
+ case TASDEVICE_CMD_FIELD_W:
+ if (subblk_offset + 6 > sublocksize) {
+ dev_err(tas_dev->dev,
+ "process_block: bit write Out of memory\n");
+ is_err = true;
+ break;
+ }
+ rc = tasdevice_dev_update_bits(tas_dev, 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_dev->dev,
+ "process_block: update_bits error = %d\n", rc);
+ }
+ subblk_offset += 6;
+ break;
+ default:
+ break;
+ };
+ if (is_err == true && blktyp != 0) {
+ if (blktyp == 0x80) {
+ tas_dev->tasdevice[chn].cur_prog = -1;
+ tas_dev->tasdevice[chn].cur_conf = -1;
+ } else
+ tas_dev->tasdevice[chn].cur_conf = -1;
+ }
+ }
+ return subblk_offset;
+}
+
+static void tasdevice_select_cfg_blk(void *pContext, int conf_no,
+ unsigned char block_type)
+{
+ struct tasdevice_priv *tas_dev =
+ (struct tasdevice_priv *) pContext;
+ struct tasdevice_rca *rca = &(tas_dev->rcabin);
+ struct tasdevice_config_info **cfg_info = rca->cfg_info;
+ int j = 0, k = 0, chn = 0, chnend = 0;
+
+ if (conf_no >= rca->ncfgs || conf_no < 0 || NULL == cfg_info) {
+ dev_err(tas_dev->dev,
+ "conf_no should be not more than %u\n",
+ rca->ncfgs);
+ goto out;
+ } else
+ dev_info(tas_dev->dev,
+ "select_cfg_blk: profile_conf_id = %d\n",
+ conf_no);
+
+ 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_dev->dev,
+ "ERROR!!!block_type should be in range from 2 to 5\n");
+ goto out;
+ }
+ if (block_type != cfg_info[conf_no]->blk_data[j]->block_type)
+ continue;
+ dev_info(tas_dev->dev,
+ "%s: conf %d, block type:%s\t device idx = 0x%02x\n",
+ __func__, conf_no,
+ blocktype[cfg_info[conf_no]->blk_data[j]
+ ->block_type-1], cfg_info[conf_no]->blk_data[j]
+ ->dev_idx);
+
+ for (k = 0; k < (int)cfg_info[conf_no]->blk_data[j]
+ ->n_subblks; k++) {
+ if (cfg_info[conf_no]->blk_data[j]->dev_idx) {
+ chn =
+ cfg_info[conf_no]->blk_data[j]->dev_idx
+ - 1;
+ chnend =
+ cfg_info[conf_no]->blk_data[j]->dev_idx;
+ } else {
+ chn = 0;
+ chnend = tas_dev->ndev;
+ }
+ for (; chn < chnend; chn++)
+ tas_dev->tasdevice[chn].is_loading = true;
+
+ rc = tasdevice_process_block(tas_dev,
+ cfg_info[conf_no]->blk_data[j]->regdata +
+ length,
+ cfg_info[conf_no]->blk_data[j]->dev_idx,
+ cfg_info[conf_no]->blk_data[j]->block_size -
+ length);
+ length += rc;
+ if (cfg_info[conf_no]->blk_data[j]->block_size <
+ length) {
+ dev_err(tas_dev->dev,
+ "%s: ERROR:%u %u out of memory\n",
+ __func__, length,
+ cfg_info[conf_no]->blk_data[j]
+ ->block_size);
+ break;
+ }
+ }
+ if (length != cfg_info[conf_no]->blk_data[j]->block_size)
+ dev_err(tas_dev->dev,
+ "%s: %u %u size is not same\n",
+ __func__, length,
+ cfg_info[conf_no]->blk_data[j]->block_size);
+
+ }
+
+out:
+ return;
+}
+
+static struct tasdevice_config_info *tasdevice_add_config(
+ void *pContext, unsigned char *config_data,
+ unsigned int config_size)
+{
+ struct tasdevice_priv *tas_dev =
+ (struct tasdevice_priv *)pContext;
+ struct tasdevice_config_info *cfg_info = NULL;
+ int config_offset = 0, i = 0;
+
+ cfg_info = kzalloc(
+ sizeof(struct tasdevice_config_info), GFP_KERNEL);
+ if (!cfg_info)
+ goto out;
+
+ if (tas_dev->rcabin.fw_hdr.binary_version_num >= 0x105) {
+ if (config_offset + 64 > (int)config_size) {
+ dev_err(tas_dev->dev,
+ "add config: Out of memory\n");
+ goto out;
+ }
+ config_offset += 64;
+ }
+
+ if (config_offset + 4 > (int)config_size) {
+ dev_err(tas_dev->dev,
+ "add config: Out of memory\n");
+ goto out;
+ }
+ cfg_info->nblocks =
+ SMS_HTONL(config_data[config_offset],
+ config_data[config_offset + 1],
+ config_data[config_offset + 2], config_data[config_offset + 3]);
+ config_offset += 4;
+
+ cfg_info->blk_data = kcalloc(
+ cfg_info->nblocks, sizeof(struct tasdevice_block_data *),
+ GFP_KERNEL);
+ if (!cfg_info->blk_data) {
+ dev_err(tas_dev->dev,
+ "add config: blk_data alloc failed!\n");
+ goto out;
+ }
+ cfg_info->real_nblocks = 0;
+ for (i = 0; i < (int)cfg_info->nblocks; i++) {
+ if (config_offset + 12 > config_size) {
+ dev_err(tas_dev->dev,
+ "add config: Out of memory: i = %d nblocks = %u!\n",
+ i, cfg_info->nblocks);
+ break;
+ }
+ cfg_info->blk_data[i] = kzalloc(
+ sizeof(struct tasdevice_block_data), GFP_KERNEL);
+ if (!cfg_info->blk_data[i])
+ break;
+
+ cfg_info->blk_data[i]->dev_idx = config_data[config_offset];
+ config_offset++;
+
+ cfg_info->blk_data[i]->block_type = config_data[config_offset];
+ config_offset++;
+
+ if (cfg_info->blk_data[i]->block_type ==
+ TASDEVICE_BIN_BLK_PRE_POWER_UP) {
+ if (cfg_info->blk_data[i]->dev_idx == 0) {
+ cfg_info->active_dev = 1;
+ } else {
+ cfg_info->active_dev =
+ 1 <<
+ (cfg_info->blk_data[i]->dev_idx - 1);
+ }
+ }
+ cfg_info->blk_data[i]->yram_checksum =
+ SMS_HTONS(config_data[config_offset],
+ config_data[config_offset + 1]);
+ config_offset += 2;
+ cfg_info->blk_data[i]->block_size =
+ SMS_HTONL(config_data[config_offset],
+ config_data[config_offset + 1],
+ config_data[config_offset + 2],
+ config_data[config_offset + 3]);
+ config_offset += 4;
+
+ cfg_info->blk_data[i]->n_subblks =
+ SMS_HTONL(config_data[config_offset],
+ config_data[config_offset + 1],
+ config_data[config_offset + 2],
+ config_data[config_offset + 3]);
+
+ config_offset += 4;
+ cfg_info->blk_data[i]->regdata = kzalloc(
+ cfg_info->blk_data[i]->block_size, GFP_KERNEL);
+ if (cfg_info->blk_data[i]->regdata == 0) {
+ dev_err(tas_dev->dev,
+ "add config: regdata alloc failed!\n");
+ goto out;
+ }
+ if (config_offset + cfg_info->blk_data[i]->block_size
+ > config_size) {
+ dev_err(tas_dev->dev,
+ "%s: block_size Out of memory: i = %d nblocks = %u!\n",
+ __func__, i,
+ cfg_info->nblocks);
+ break;
+ }
+ memcpy(cfg_info->blk_data[i]->regdata,
+ &config_data[config_offset],
+ cfg_info->blk_data[i]->block_size);
+ config_offset += cfg_info->blk_data[i]->block_size;
+ cfg_info->real_nblocks += 1;
+ }
+out:
+ return cfg_info;
+}
+static int tas2781_digital_getvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int val;
+ int ret = 0;
+
+ /* Read the primary device as the whole */
+ ret = tasdevice_dev_read(tas_dev, 0, mc->reg, &val);
+ if (ret) {
+ dev_err(tas_dev->dev,
+ "%s, get digital vol error\n",
+ __func__);
+ goto out;
+ }
+ val = (val > mc->max) ? mc->max : val;
+ val = mc->invert ? mc->max - val : val;
+ ucontrol->value.integer.value[0] = val;
+
+out:
+ return ret;
+}
+
+static int tas2781_digital_putvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int val;
+ int i, ret = 0;
+
+ val = ucontrol->value.integer.value[0];
+ val = (val > mc->max) ? mc->max : val;
+ val = mc->invert ? mc->max - val : val;
+ val = (val < 0) ? 0 : val;
+ if (tas_dev->set_global_mode != NULL) {
+ ret = tasdevice_dev_write(tas_dev, tas_dev->ndev,
+ mc->reg, val);
+ if (ret)
+ dev_err(tas_dev->dev,
+ "%s, set digital vol error in global mode\n",
+ __func__);
+ } else {
+ for (i = 0; i < tas_dev->ndev; i++) {
+ ret = tasdevice_dev_write(tas_dev, i,
+ mc->reg, val);
+ if (ret)
+ dev_err(tas_dev->dev,
+ "%s, set digital vol error in device %d\n",
+ __func__, i);
+ }
+ }
+
+ return ret;
+}
+
+static int tas2781_amp_getvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int val;
+ unsigned char mask = 0;
+ int ret = 0;
+
+ /* Read the primary device */
+ ret = tasdevice_dev_read(tas_dev, 0, mc->reg, &val);
+ if (ret) {
+ dev_err(tas_dev->dev,
+ "%s, get AMP vol error\n",
+ __func__);
+ goto out;
+ }
+
+ mask = (1 << fls(mc->max)) - 1;
+ mask <<= mc->shift;
+ val = (val & mask) >> mc->shift;
+ val = (val > mc->max) ? mc->max : val;
+ val = mc->invert ? mc->max - val : val;
+ ucontrol->value.integer.value[0] = val;
+
+out:
+ return ret;
+}
+
+static int tas2781_amp_putvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int val;
+ int i, ret = 0;
+ unsigned char mask = 0;
+
+ mask = (1 << fls(mc->max)) - 1;
+ mask <<= mc->shift;
+ val = ucontrol->value.integer.value[0];
+ val = (val > mc->max) ? mc->max : val;
+ val = mc->invert ? mc->max - val : val;
+ val = (val < 0) ? 0 : val;
+ for (i = 0; i < tas_dev->ndev; i++) {
+ ret = tasdevice_dev_update_bits(tas_dev, i,
+ mc->reg,
+ mask,
+ val << mc->shift);
+ if (ret)
+ dev_err(tas_dev->dev,
+ "%s, set AMP vol error in device %d\n",
+ __func__, i);
+ }
+
+ return ret;
+}
+
+static const DECLARE_TLV_DB_SCALE(dvc_tlv, -10000, 100, 0);
+static const DECLARE_TLV_DB_SCALE(amp_vol_tlv, 1100, 50, 0);
+
+static const struct snd_kcontrol_new tas2781_snd_controls[] = {
+ SOC_SINGLE_RANGE_EXT_TLV("Amp Gain Volume", TAS2781_AMP_LEVEL,
+ 1, 0, 20, 0, tas2781_amp_getvol,
+ tas2781_amp_putvol, amp_vol_tlv),
+ SOC_SINGLE_RANGE_EXT_TLV("Digital Volume Control", TAS2781_DVC_LVL,
+ 0, 0, 200, 1, tas2781_digital_getvol,
+ tas2781_digital_putvol, dvc_tlv),
+};
+
+static int tasdevice_set_profile_id(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *p_tasdevice =
+ snd_soc_component_get_drvdata(codec);
+
+ /* Codec Lock Hold*/
+ mutex_lock(&p_tasdevice->codec_lock);
+ p_tasdevice->rcabin.profile_cfg_id =
+ ucontrol->value.integer.value[0];
+ /* Codec Lock Release*/
+ mutex_unlock(&p_tasdevice->codec_lock);
+
+ return 0;
+}
+
+static int tasdevice_info_programs(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *p_tasdevice =
+ snd_soc_component_get_drvdata(codec);
+ struct tasdevice_fw *tas_fw = p_tasdevice->fmw;
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ /* Codec Lock Hold*/
+ mutex_lock(&p_tasdevice->codec_lock);
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = (int)tas_fw->n_programs;
+ /* Codec Lock Release*/
+ mutex_unlock(&p_tasdevice->codec_lock);
+ return 0;
+}
+
+static int tasdevice_info_configurations(
+ struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *p_tasdevice =
+ snd_soc_component_get_drvdata(codec);
+ struct tasdevice_fw *tas_fw = p_tasdevice->fmw;
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ /* Codec Lock Hold*/
+ mutex_lock(&p_tasdevice->codec_lock);
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = (int)tas_fw->n_configurations - 1;
+ /* Codec Lock Release*/
+ mutex_unlock(&p_tasdevice->codec_lock);
+
+ return 0;
+}
+
+static int tasdevice_info_profile(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *p_tasdevice =
+ snd_soc_component_get_drvdata(codec);
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ /* Codec Lock Hold*/
+ mutex_lock(&p_tasdevice->codec_lock);
+ uinfo->count = 1;
+ uinfo->value.integer.min = 1;
+ uinfo->value.integer.max = max(0, p_tasdevice->rcabin.ncfgs);
+ /* Codec Lock Release*/
+ mutex_unlock(&p_tasdevice->codec_lock);
+ return 0;
+}
+
+static int tasdevice_get_profile_id(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *p_tasdevice
+ = snd_soc_component_get_drvdata(codec);
+
+ /* Codec Lock Hold*/
+ mutex_lock(&p_tasdevice->codec_lock);
+ ucontrol->value.integer.value[0] =
+ p_tasdevice->rcabin.profile_cfg_id;
+ /* Codec Lock Release*/
+ mutex_unlock(&p_tasdevice->codec_lock);
+
+ return 0;
+}
+
+static int tasdevice_create_controls(struct tasdevice_priv *tas_dev)
+{
+ int nr_controls = 1, ret = 0, mix_index = 0;
+ char *name = NULL;
+ struct snd_kcontrol_new *tasdevice_profile_controls = NULL;
+
+ tasdevice_profile_controls = devm_kzalloc(tas_dev->dev,
+ nr_controls * sizeof(tasdevice_profile_controls[0]),
+ GFP_KERNEL);
+ if (tasdevice_profile_controls == NULL) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* Create a mixer item for selecting the active profile */
+ name = devm_kzalloc(tas_dev->dev,
+ MAX_CONTROL_NAME, GFP_KERNEL);
+ if (!name) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ scnprintf(name, MAX_CONTROL_NAME, "TASDEVICE Profile id");
+ tasdevice_profile_controls[mix_index].name = name;
+ tasdevice_profile_controls[mix_index].iface =
+ SNDRV_CTL_ELEM_IFACE_MIXER;
+ tasdevice_profile_controls[mix_index].info =
+ tasdevice_info_profile;
+ tasdevice_profile_controls[mix_index].get =
+ tasdevice_get_profile_id;
+ tasdevice_profile_controls[mix_index].put =
+ tasdevice_set_profile_id;
+ mix_index++;
+
+ ret = snd_soc_add_component_controls(tas_dev->codec,
+ tasdevice_profile_controls,
+ nr_controls < mix_index ? nr_controls : mix_index);
+
+ tas_dev->tas_ctrl.nr_controls =
+ nr_controls < mix_index ? nr_controls : mix_index;
+out:
+ return ret;
+}
+
+static int tasdevice_program_get(struct snd_kcontrol *pKcontrol,
+ struct snd_ctl_elem_value *pValue)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(pKcontrol);
+ struct tasdevice_priv *pTAS2781 = snd_soc_component_get_drvdata(codec);
+
+ mutex_lock(&pTAS2781->codec_lock);
+ pValue->value.integer.value[0] = pTAS2781->cur_prog;
+ mutex_unlock(&pTAS2781->codec_lock);
+ return 0;
+}
+
+static int tasdevice_program_put(struct snd_kcontrol *pKcontrol,
+ struct snd_ctl_elem_value *pValue)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(pKcontrol);
+ struct tasdevice_priv *pTAS2781 = snd_soc_component_get_drvdata(codec);
+ unsigned int nProgram = pValue->value.integer.value[0];
+
+ mutex_lock(&pTAS2781->codec_lock);
+ pTAS2781->cur_prog = nProgram;
+ mutex_unlock(&pTAS2781->codec_lock);
+ return 0;
+}
+
+static int tasdevice_configuration_get(
+ struct snd_kcontrol *pKcontrol,
+ struct snd_ctl_elem_value *pValue)
+{
+
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(pKcontrol);
+ struct tasdevice_priv *pTAS2781 = snd_soc_component_get_drvdata(codec);
+
+ mutex_lock(&pTAS2781->codec_lock);
+ pValue->value.integer.value[0] = pTAS2781->cur_conf;
+ mutex_unlock(&pTAS2781->codec_lock);
+ return 0;
+}
+
+static int tasdevice_configuration_put(
+ struct snd_kcontrol *pKcontrol,
+ struct snd_ctl_elem_value *pValue)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(pKcontrol);
+ struct tasdevice_priv *tas_dev = snd_soc_component_get_drvdata(codec);
+ unsigned int n_configuration = pValue->value.integer.value[0];
+
+ mutex_lock(&tas_dev->codec_lock);
+ tas_dev->cur_conf = n_configuration;
+ mutex_unlock(&tas_dev->codec_lock);
+ return 0;
+}
+
+static int tasdevice_dsp_create_control(
+ struct tasdevice_priv *tas_dev)
+{
+ int nr_controls = 2, ret = 0, mix_index = 0;
+ char *program_name = NULL;
+ char *configuration_name = NULL;
+ struct snd_kcontrol_new *tasdevice_dsp_controls = NULL;
+
+ tasdevice_dsp_controls = devm_kzalloc(tas_dev->dev,
+ nr_controls * sizeof(tasdevice_dsp_controls[0]),
+ GFP_KERNEL);
+ if (tasdevice_dsp_controls == NULL) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* Create a mixer item for selecting the active profile */
+ program_name = devm_kzalloc(tas_dev->dev,
+ MAX_CONTROL_NAME, GFP_KERNEL);
+ configuration_name = devm_kzalloc(tas_dev->dev,
+ MAX_CONTROL_NAME, GFP_KERNEL);
+ if (!program_name || !configuration_name) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ scnprintf(program_name, MAX_CONTROL_NAME, "Program");
+ tasdevice_dsp_controls[mix_index].name = program_name;
+ tasdevice_dsp_controls[mix_index].iface =
+ SNDRV_CTL_ELEM_IFACE_MIXER;
+ tasdevice_dsp_controls[mix_index].info =
+ tasdevice_info_programs;
+ tasdevice_dsp_controls[mix_index].get =
+ tasdevice_program_get;
+ tasdevice_dsp_controls[mix_index].put =
+ tasdevice_program_put;
+ mix_index++;
+
+ scnprintf(configuration_name, MAX_CONTROL_NAME, "Configuration");
+ tasdevice_dsp_controls[mix_index].name = configuration_name;
+ tasdevice_dsp_controls[mix_index].iface =
+ SNDRV_CTL_ELEM_IFACE_MIXER;
+ tasdevice_dsp_controls[mix_index].info =
+ tasdevice_info_configurations;
+ tasdevice_dsp_controls[mix_index].get =
+ tasdevice_configuration_get;
+ tasdevice_dsp_controls[mix_index].put =
+ tasdevice_configuration_put;
+ mix_index++;
+
+ ret = snd_soc_add_component_controls(tas_dev->codec,
+ tasdevice_dsp_controls,
+ nr_controls < mix_index ? nr_controls : mix_index);
+
+ tas_dev->tas_ctrl.nr_controls += nr_controls;
+out:
+ return ret;
+}
+
+static void tasdevice_rca_ready(const struct firmware *fmw,
+ void *context)
+{
+ struct tasdevice_priv *tas_dev =
+ (struct tasdevice_priv *) context;
+ struct tasdevice_rca *rca = NULL;
+ struct tasdevice_rca_hdr *fw_hdr = NULL;
+ struct tasdevice_config_info **cfg_info = NULL;
+ const struct firmware *fw_entry = NULL;
+ unsigned char *buf = NULL;
+ int offset = 0, i = 0;
+ unsigned int total_config_sz = 0;
+ int ret = 0;
+
+ if (tas_dev == NULL) {
+ dev_err(tas_dev->dev,
+ "tasdev: rca_ready: handle is NULL\n");
+ return;
+ }
+ mutex_lock(&tas_dev->codec_lock);
+ rca = &(tas_dev->rcabin);
+ fw_hdr = &(rca->fw_hdr);
+ if (unlikely(!fmw) || unlikely(!fmw->data)) {
+ dev_err(tas_dev->dev,
+ "Failed to read %s, no side - effect on driver running\n",
+ tas_dev->rca_binaryname);
+ ret = -1;
+ goto out;
+ }
+ buf = (unsigned char *)fmw->data;
+
+ dev_info(tas_dev->dev, "tasdev: rca_ready start\n");
+ fw_hdr->img_sz = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (fw_hdr->img_sz != fmw->size) {
+ dev_err(tas_dev->dev,
+ "File size not match, %d %u", (int)fmw->size,
+ fw_hdr->img_sz);
+ ret = -1;
+ goto out;
+ }
+
+ fw_hdr->checksum = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ fw_hdr->binary_version_num = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ if (fw_hdr->binary_version_num < 0x103) {
+ dev_err(tas_dev->dev,
+ "File version 0x%04x is too low",
+ fw_hdr->binary_version_num);
+ ret = -1;
+ goto out;
+ }
+ offset += 4;
+ fw_hdr->drv_fw_version = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ 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_dev->ndev) {
+ dev_err(tas_dev->dev,
+ "ndev(%u) from rcabin and ndev(%u) from DTS does not match\n",
+ fw_hdr->ndev,
+ tas_dev->ndev);
+ ret = -1;
+ goto out;
+ }
+ if (offset + TASDEVICE_DEVICE_SUM > fw_hdr->img_sz) {
+ dev_err(tas_dev->dev,
+ "rca_ready: Out of Memory!\n");
+ ret = -1;
+ goto out;
+ }
+
+ for (i = 0; i < TASDEVICE_DEVICE_SUM; i++, offset++)
+ fw_hdr->devs[i] = buf[offset];
+
+ fw_hdr->nconfig = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ dev_info(tas_dev->dev, "nconfig = %u\n", fw_hdr->nconfig);
+ for (i = 0; i < TASDEVICE_CONFIG_SUM; i++) {
+ fw_hdr->config_size[i] = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ total_config_sz += fw_hdr->config_size[i];
+ }
+ dev_info(tas_dev->dev,
+ "img_sz = %u total_config_sz = %u offset = %d\n",
+ fw_hdr->img_sz, total_config_sz, offset);
+ if (fw_hdr->img_sz - total_config_sz != (unsigned int)offset) {
+ dev_err(tas_dev->dev, "Bin file error!\n");
+ ret = -1;
+ goto out;
+ }
+ cfg_info = kcalloc(fw_hdr->nconfig,
+ sizeof(struct tasdevice_config_info *),
+ GFP_KERNEL);
+
+ if (!cfg_info) {
+ ret = -1;
+ dev_err(tas_dev->dev, "nconfig Memory alloc failed!\n");
+ goto out;
+ }
+ rca->cfg_info = cfg_info;
+ rca->ncfgs = 0;
+ for (i = 0; i < (int)fw_hdr->nconfig; i++) {
+ cfg_info[i] = tasdevice_add_config(context, &buf[offset],
+ fw_hdr->config_size[i]);
+ if (!cfg_info[i]) {
+ ret = -1;
+ dev_err(tas_dev->dev,
+ "add_config Memory alloc failed!\n");
+ break;
+ }
+ offset += (int)fw_hdr->config_size[i];
+ rca->ncfgs += 1;
+ }
+ tasdevice_create_controls(tas_dev);
+
+ tasdevice_dsp_remove(tas_dev);
+ tasdevice_calbin_remove(tas_dev);
+ tas_dev->fw_state = TASDEVICE_DSP_FW_PENDING;
+ scnprintf(tas_dev->coef_binaryname, 64, "%s_coef.bin",
+ tas_dev->dev_name);
+ ret = request_firmware(&fw_entry, tas_dev->coef_binaryname,
+ tas_dev->dev);
+ if (!ret) {
+ ret = tasdevice_dspfw_ready(fw_entry, tas_dev);
+ release_firmware(fw_entry);
+ fw_entry = NULL;
+ } else {
+ tas_dev->fw_state = TASDEVICE_DSP_FW_FAIL;
+ dev_err(tas_dev->dev, "%s: load %s error\n", __func__,
+ tas_dev->coef_binaryname);
+ goto out;
+ }
+ tasdevice_dsp_create_control(tas_dev);
+
+ tas_dev->fw_state = TASDEVICE_DSP_FW_ALL_OK;
+ tas_dev->is_glb_calibrated_data_loaded = true;
+ for (i = 0; i < tas_dev->ndev; i++) {
+ scnprintf(tas_dev->cal_binaryname[i], 64, "%s_cal_0x%02x.bin",
+ tas_dev->dev_name, tas_dev->tasdevice[i].dev_addr);
+ ret = tas2781_load_calibration(tas_dev,
+ tas_dev->cal_binaryname[i], i);
+ if (ret != 0) {
+ dev_err(tas_dev->dev,
+ "%s: load %s error, no-side effect\n",
+ __func__,
+ tas_dev->cal_binaryname[i]);
+ ret = 0;
+ tas_dev->is_glb_calibrated_data_loaded = false;
+ }
+ }
+
+out:
+ mutex_unlock(&tas_dev->codec_lock);
+ if (fmw)
+ release_firmware(fmw);
+ dev_info(tas_dev->dev, "Firmware init complete\n");
+}
+
+static void tasdevice_config_info_remove(void *context)
+{
+ struct tasdevice_priv *tas_dev =
+ (struct tasdevice_priv *) context;
+ struct tasdevice_rca *rca = &(tas_dev->rcabin);
+ struct tasdevice_config_info **cfg_info = rca->cfg_info;
+ int i = 0, j = 0;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (cfg_info) {
+ for (i = 0; i < rca->ncfgs; i++) {
+ if (cfg_info[i]) {
+ for (j = 0; j < (int)cfg_info[i]->real_nblocks;
+ j++) {
+ kfree(
+ cfg_info[i]->blk_data[j]->regdata);
+ kfree(cfg_info[i]->blk_data[j]);
+ }
+ kfree(cfg_info[i]->blk_data);
+ kfree(cfg_info[i]);
+ }
+ }
+ kfree(cfg_info);
+ }
+ mutex_unlock(&tas_dev->dev_lock);
+}
+
+static void tasdevice_enable_irq(
+ struct tasdevice_priv *tas_dev, bool enable)
+{
+ if (enable) {
+ if (tas_dev->irq_info.is_irq_enable)
+ return;
+ if (gpio_is_valid(tas_dev->irq_info.irq_gpio))
+ enable_irq(tas_dev->irq_info.irq);
+ tas_dev->irq_info.is_irq_enable = true;
+ } else {
+ if (gpio_is_valid(tas_dev->irq_info.irq_gpio))
+ disable_irq_nosync(tas_dev->irq_info.irq);
+ tas_dev->irq_info.is_irq_enable = false;
+ }
+}
+
+static void tasdevice_set_power_state(
+ struct tasdevice_priv *tas_dev, int state)
+{
+ switch (state) {
+ case 0:
+ schedule_delayed_work(&tas_dev->tuning_switch_wrk,
+ msecs_to_jiffies(20));
+ break;
+ default:
+ if (!(tas_dev->pstream || tas_dev->cstream)) {
+ if (tas_dev->irq_work_func)
+ tasdevice_enable_irq(tas_dev, false);
+ tasdevice_select_cfg_blk(tas_dev,
+ tas_dev->rcabin.profile_cfg_id,
+ TASDEVICE_BIN_BLK_PRE_SHUTDOWN);
+ }
+ break;
+ }
+}
+
+static int tasdevice_dapm_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_component *codec = snd_soc_dapm_to_component(w->dapm);
+ struct tasdevice_priv *tas_dev = snd_soc_component_get_drvdata(codec);
+ int stream, pwr_state;
+
+ /* Codec Lock Hold */
+ mutex_lock(&tas_dev->codec_lock);
+ stream = strcmp(w->name, "SPK") ? SNDRV_PCM_STREAM_PLAYBACK :
+ SNDRV_PCM_STREAM_CAPTURE;
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ dev_info(tas_dev->dev, "SND_SOC_DAPM_POST_PMU\n");
+ pwr_state = 0;
+ if (stream == SNDRV_PCM_STREAM_PLAYBACK)
+ tas_dev->pstream = 1;
+ else
+ tas_dev->cstream = 1;
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ dev_info(tas_dev->dev, "SND_SOC_DAPM_PRE_PMD\n");
+ /* stop DSP only when both playback and capture streams
+ * are deactivated
+ */
+ if (stream == SNDRV_PCM_STREAM_PLAYBACK)
+ tas_dev->pstream = 0;
+ else
+ tas_dev->cstream = 0;
+ if (tas_dev->pstream != 0 || tas_dev->cstream != 0)
+ goto out;
+ pwr_state = 1;
+ break;
+ }
+ tasdevice_set_power_state(tas_dev, pwr_state);
+ /* Codec Lock Release*/
+ mutex_unlock(&tas_dev->codec_lock);
+out:
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget tasdevice_dapm_widgets[] = {
+ SND_SOC_DAPM_AIF_IN("ASI", "ASI Playback", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT_E("ASI OUT", "ASI Capture", 0, SND_SOC_NOPM,
+ 0, 0, tasdevice_dapm_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_SPK("SPK", tasdevice_dapm_event),
+ SND_SOC_DAPM_OUTPUT("OUT"),
+ SND_SOC_DAPM_INPUT("DMIC")
+};
+
+static const struct snd_soc_dapm_route tasdevice_audio_map[] = {
+ {"SPK", NULL, "ASI"},
+ {"OUT", NULL, "SPK"},
+ {"ASI OUT", NULL, "DMIC"}
+};
+
+static int tasdevice_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *codec = dai->component;
+ struct tasdevice_priv *tas_dev = snd_soc_component_get_drvdata(codec);
+ int ret = 0;
+
+ if (tas_dev->fw_state != TASDEVICE_DSP_FW_ALL_OK) {
+ dev_err(tas_dev->dev, "DSP bin file not loaded\n");
+ ret = -EINVAL;
+ }
+ return ret;
+}
+
+static int tasdevice_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
+{
+ struct tasdevice_priv *tas_dev = snd_soc_dai_get_drvdata(dai);
+ unsigned int fsrate;
+ unsigned int slot_width;
+ int bclk_rate;
+ int rc = 0;
+
+ dev_info(tas_dev->dev, "%s: %s\n",
+ __func__, substream->stream == SNDRV_PCM_STREAM_PLAYBACK ?
+ "Playback":"Capture");
+
+ fsrate = params_rate(params);
+ switch (fsrate) {
+ case 48000:
+ break;
+ case 44100:
+ break;
+ default:
+ dev_err(tas_dev->dev,
+ "%s: incorrect sample rate = %u\n",
+ __func__, fsrate);
+ rc = -EINVAL;
+ goto out;
+ }
+
+ slot_width = params_width(params);
+ switch (slot_width) {
+ case 16:
+ break;
+ case 20:
+ break;
+ case 24:
+ break;
+ case 32:
+ break;
+ default:
+ dev_err(tas_dev->dev,
+ "%s: incorrect slot width = %u\n",
+ __func__, slot_width);
+ rc = -EINVAL;
+ goto out;
+ }
+
+ bclk_rate = snd_soc_params_to_bclk(params);
+ if (bclk_rate < 0) {
+ dev_err(tas_dev->dev,
+ "%s: incorrect bclk rate = %d\n",
+ __func__, bclk_rate);
+ rc = bclk_rate;
+ goto out;
+ }
+ dev_info(tas_dev->dev,
+ "%s: BCLK rate = %d Channel = %d Sample rate = %u slot width = %u\n",
+ __func__, bclk_rate, params_channels(params),
+ fsrate, slot_width);
+out:
+ return rc;
+}
+
+static int tasdevice_set_dai_sysclk(struct snd_soc_dai *codec_dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ struct tasdevice_priv *tas_dev = snd_soc_dai_get_drvdata(codec_dai);
+
+ dev_info(tas_dev->dev,
+ "%s: clk_id = %d, freq = %u, CLK direction %s\n",
+ __func__, clk_id, freq,
+ dir == TASDEVICE_CLK_DIR_OUT ? "OUT":"IN");
+
+ return 0;
+}
+
+static void tuning_switch_routine(struct work_struct *work)
+{
+ struct tasdevice_priv *tas_dev =
+ container_of(work, struct tasdevice_priv,
+ tuning_switch_wrk.work);
+ struct tasdevice_fw *tas_fmw = tas_dev->fmw;
+ int profile_cfg_id = 0;
+ int is_set_glb_mode = 0;
+
+ mutex_lock(&tas_dev->codec_lock);
+
+ if (tas_fmw) {
+ if (tas_dev->cur_prog >= tas_fmw->n_programs)
+ /*bypass all in rca is profile id 0*/
+ profile_cfg_id = RCA_CONFIGID_BYPASS_ALL;
+ else {
+ /*dsp mode or tuning mode*/
+ profile_cfg_id = tas_dev->rcabin.profile_cfg_id;
+ tas_fmw = tas_dev->fmw;
+ dev_info(tas_dev->dev, "%s: %s\n", __func__,
+ tas_fmw->configs[tas_dev->cur_conf].name);
+ is_set_glb_mode =
+ tasdevice_select_tuningprm_cfg(tas_dev,
+ tas_dev->cur_prog,
+ tas_dev->cur_conf,
+ profile_cfg_id);
+ if (tas_dev->set_global_mode != NULL)
+ tas_dev->set_global_mode(tas_dev);
+ }
+ } else
+ profile_cfg_id = RCA_CONFIGID_BYPASS_ALL;
+
+ tasdevice_select_cfg_blk(tas_dev, profile_cfg_id,
+ TASDEVICE_BIN_BLK_PRE_POWER_UP);
+
+ if (is_set_glb_mode && tas_dev->set_global_mode)
+ tas_dev->set_global_mode(tas_dev);
+ if (tas_dev->irq_work_func)
+ tasdevice_enable_irq(tas_dev, true);
+ mutex_unlock(&tas_dev->codec_lock);
+}
+
+static const struct snd_soc_dai_ops tasdevice_dai_ops = {
+ .startup = tasdevice_startup,
+ .hw_params = tasdevice_hw_params,
+ .set_sysclk = tasdevice_set_dai_sysclk,
+};
+
+static struct snd_soc_dai_driver tasdevice_dai_driver[] = {
+ {
+ .name = "tas2781_codec",
+ .id = 0,
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 4,
+ .rates = TASDEVICE_RATES,
+ .formats = TASDEVICE_FORMATS,
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 4,
+ .rates = TASDEVICE_RATES,
+ .formats = TASDEVICE_FORMATS,
+ },
+ .ops = &tasdevice_dai_ops,
+ .symmetric_rate = 1,
+ },
+};
+
+static void tas2781_reset(struct tasdevice_priv *tas_dev)
+{
+ int ret = 0;
+ int i = 0;
+
+ for (; i < tas_dev->ndev; i++) {
+ ret = tasdevice_dev_write(tas_dev, i,
+ TAS2871_REG_SWRESET,
+ TAS2871_REG_SWRESET_RESET);
+ if (ret < 0) {
+ dev_err(tas_dev->dev, "%s: chn %d reset fail, %d\n",
+ __func__, i, ret);
+ continue;
+ }
+ }
+ usleep_range(1000, 1050);
+}
+
+static int tasdevice_codec_probe(
+ struct snd_soc_component *codec)
+{
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ int ret;
+
+ /* Codec Lock Hold */
+ mutex_lock(&tas_dev->codec_lock);
+
+ tas_dev->codec = codec;
+ scnprintf(tas_dev->rca_binaryname, 64, "%s_rca.bin",
+ tas_dev->dev_name);
+ ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_UEVENT,
+ tas_dev->rca_binaryname, tas_dev->dev, GFP_KERNEL, tas_dev,
+ tasdevice_rca_ready);
+ if (ret)
+ dev_err(tas_dev->dev,
+ "%s: request_firmware_nowait error:0x%08x\n",
+ __func__, ret);
+
+ /* Codec Lock Release*/
+ mutex_unlock(&tas_dev->codec_lock);
+
+ tas2781_reset(tas_dev);
+ if (tas_dev->set_global_mode != NULL)
+ tas_dev->set_global_mode(tas_dev);
+
+ return ret;
+}
+
+static void tasdevice_deinit(void *context)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) context;
+
+ tasdevice_config_info_remove(tas_dev);
+ tasdevice_dsp_remove(tas_dev);
+ tasdevice_calbin_remove(tas_dev);
+ tas_dev->fw_state = TASDEVICE_DSP_FW_PENDING;
+}
+
+static void tasdevice_codec_remove(
+ struct snd_soc_component *codec)
+{
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ /* Codec Lock Hold */
+ mutex_lock(&tas_dev->codec_lock);
+ tasdevice_deinit(tas_dev);
+ /* Codec Lock Release*/
+ mutex_unlock(&tas_dev->codec_lock);
+}
+
+static const struct snd_soc_component_driver
+ soc_codec_driver_tasdevice = {
+ .probe = tasdevice_codec_probe,
+ .remove = tasdevice_codec_remove,
+ .controls = tas2781_snd_controls,
+ .num_controls = ARRAY_SIZE(tas2781_snd_controls),
+ .dapm_widgets = tasdevice_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(tasdevice_dapm_widgets),
+ .dapm_routes = tasdevice_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(tasdevice_audio_map),
+ .idle_bias_on = 1,
+ .endianness = 1,
+};
+
+static void irq_work_routine(struct work_struct *pWork)
+{
+ struct tasdevice_priv *tas_dev =
+ container_of(pWork, struct tasdevice_priv,
+ irq_info.irq_work.work);
+
+ mutex_lock(&tas_dev->codec_lock);
+ if (tas_dev->runtime_suspend) {
+ dev_info(tas_dev->dev, "%s, Runtime Suspended\n", __func__);
+ goto end;
+ }
+ /*Logical Layer IRQ function, return is ignored*/
+ if (tas_dev->irq_work_func)
+ tas_dev->irq_work_func(tas_dev);
+ else
+ dev_info(tas_dev->dev,
+ "%s, irq_work_func is NULL\n", __func__);
+end:
+ mutex_unlock(&tas_dev->codec_lock);
+}
+
+static void tas2781_irq_work_func(struct tasdevice_priv *tas_dev)
+{
+ int rc = 0;
+ unsigned int reg_val = 0, array_size = 0, i = 0, ndev = 0;
+ unsigned int int_reg_array[] = {
+ TAS2781_REG_INT_LTCH0,
+ TAS2781_REG_INT_LTCH1,
+ TAS2781_REG_INT_LTCH1_0,
+ TAS2781_REG_INT_LTCH2,
+ TAS2781_REG_INT_LTCH3,
+ TAS2781_REG_INT_LTCH4};
+
+ tasdevice_enable_irq(tas_dev, false);
+
+ array_size = ARRAY_SIZE(int_reg_array);
+
+ for (ndev = 0; ndev < tas_dev->ndev; ndev++) {
+ for (i = 0; i < array_size; i++) {
+ rc = tasdevice_dev_read(tas_dev,
+ ndev, int_reg_array[i], ®_val);
+ if (!rc)
+ dev_info(tas_dev->dev,
+ "INT STATUS REG 0x%04x=0x%02x\n",
+ int_reg_array[i], reg_val);
+ else
+ dev_err(tas_dev->dev,
+ "Read Reg 0x%04x error(rc=%d)\n",
+ int_reg_array[i], rc);
+ }
+ }
+
+}
+
+static irqreturn_t tasdevice_irq_handler(int irq,
+ void *dev_id)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *)dev_id;
+
+ /* get IRQ status after 100 ms */
+ schedule_delayed_work(&tas_dev->irq_info.irq_work,
+ msecs_to_jiffies(100));
+ return IRQ_HANDLED;
+}
+
+static int tasdevice_parse_dt(struct tasdevice_priv *tas_dev)
+{
+ struct device_node *np = tas_dev->dev->of_node;
+ int rc = 0, i = 0, ndev = 0;
+ unsigned int dev_addrs[max_chn];
+ struct i2c_client *client = (struct i2c_client *)tas_dev->client;
+
+ ndev = of_property_read_variable_u32_array(np, "ti,audio-slots",
+ dev_addrs, 0, ARRAY_SIZE(dev_addrs));
+ if (ndev <= 0) {
+ ndev = 1;
+ dev_addrs[0] = client->addr;
+ }
+ for (i = 0; i < ndev; i++) {
+ tas_dev->tasdevice[i].dev_addr = dev_addrs[i];
+ dev_info(tas_dev->dev, "%s=0x%02x",
+ dts_dev_addr_tag[i],
+ tas_dev->tasdevice[i].dev_addr);
+ }
+ if (ndev > 1) {
+ rc = of_property_read_u32(np, "ti,broadcast-addr",
+ &(tas_dev->glb_addr.dev_addr));
+ if (rc) {
+ dev_err(tas_dev->dev,
+ "Looking up node %s failed %d\n",
+ np->full_name, rc);
+ tas_dev->glb_addr.dev_addr = 0;
+ }
+ }
+
+ tas_dev->ndev = ndev;
+
+ tas_dev->rst_gpio = of_get_named_gpio(np, "reset-gpios", i);
+ if (gpio_is_valid(tas_dev->rst_gpio)) {
+ rc = gpio_request(tas_dev->rst_gpio, "reset");
+ if (!rc) {
+ gpio_direction_output(tas_dev->rst_gpio, 1);
+ dev_info(tas_dev->dev, "reset-gpio = %d",
+ tas_dev->rst_gpio);
+ ndev++;
+ } else
+ dev_err(tas_dev->dev,
+ "%s: Failed to request gpio %d\n",
+ __func__, tas_dev->rst_gpio);
+ } else
+ dev_err(tas_dev->dev,
+ "Looking up node %s failed %d\n",
+ np->full_name,
+ tas_dev->rst_gpio);
+
+ strcpy(tas_dev->dev_name, tasdevice_id[tas_dev->chip_id].name);
+
+ tas_dev->irq_info.irq_gpio = of_get_named_gpio(np,
+ "interrupts", 0);
+ if (gpio_is_valid(tas_dev->irq_info.irq_gpio)) {
+ dev_dbg(tas_dev->dev, "interrupts gpio = %d",
+ tas_dev->irq_info.irq_gpio);
+ INIT_DELAYED_WORK(&tas_dev->irq_info.irq_work,
+ irq_work_routine);
+
+ rc = gpio_request(tas_dev->irq_info.irq_gpio,
+ "AUDEV-IRQ");
+ if (!rc) {
+ gpio_direction_input(
+ tas_dev->irq_info.irq_gpio);
+
+ tas_dev->irq_info.irq =
+ gpio_to_irq(
+ tas_dev->irq_info.irq_gpio);
+ dev_info(tas_dev->dev,
+ "irq = %d\n",
+ tas_dev->irq_info.irq);
+
+ rc = request_threaded_irq(
+ tas_dev->irq_info.irq,
+ tasdevice_irq_handler,
+ NULL, IRQF_TRIGGER_FALLING|
+ IRQF_ONESHOT,
+ SMARTAMP_MODULE_NAME, tas_dev);
+ if (!rc)
+ disable_irq_nosync(
+ tas_dev->irq_info.irq);
+ else
+ dev_err(tas_dev->dev,
+ "request_irq failed, %d\n",
+ rc);
+ } else
+ dev_err(tas_dev->dev,
+ "%s: GPIO %d request error\n",
+ __func__,
+ tas_dev->irq_info.irq_gpio);
+ } else
+ dev_err(tas_dev->dev,
+ "Looking up irq-gpio property in node %s failed %d\n",
+ np->full_name,
+ tas_dev->irq_info.irq_gpio);
+
+ if (gpio_is_valid(tas_dev->irq_info.irq_gpio) && rc == 0) {
+ if (tas_dev->chip_id == TAS2781)
+ tas_dev->irq_work_func = tas2781_irq_work_func;
+ else
+ dev_info(tas_dev->dev, "%s: No match irq_work_func\n",
+ __func__);
+ }
+
+ return 0;
+}
+
+static int tasdevice_change_chn_book(struct tasdevice_priv *tas_dev,
+ enum channel chn, int book)
+{
+ int n_result = 0;
+ struct i2c_client *pClient =
+ (struct i2c_client *)tas_dev->client;
+
+ if (chn < tas_dev->ndev) {
+ if (tas_dev->glb_addr.ref_cnt != 0) {
+ tas_dev->glb_addr.ref_cnt = 0;
+ tas_dev->glb_addr.cur_book = -1;
+ }
+ pClient->addr = tas_dev->tasdevice[chn].dev_addr;
+ if (tas_dev->tasdevice[chn].cur_book != book) {
+ n_result = regmap_write(tas_dev->regmap,
+ TASDEVICE_BOOKCTL_PAGE, 0);
+ if (n_result < 0) {
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ goto out;
+ }
+ n_result = regmap_write(tas_dev->regmap,
+ TASDEVICE_BOOKCTL_REG, book);
+ if (n_result < 0) {
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ goto out;
+ }
+ tas_dev->tasdevice[chn].cur_book = book;
+ }
+ } else if (chn == tas_dev->ndev) {
+ int i = 0;
+
+ if (tas_dev->glb_addr.ref_cnt == 0)
+ for (i = 0; i < tas_dev->ndev; i++)
+ tas_dev->tasdevice[i].cur_book = -1;
+ pClient->addr = tas_dev->glb_addr.dev_addr;
+ if (tas_dev->glb_addr.cur_book != book) {
+ n_result = regmap_write(tas_dev->regmap,
+ TASDEVICE_BOOKCTL_PAGE, 0);
+ if (n_result < 0) {
+ dev_err(tas_dev->dev,
+ "%s, 0ERROR, E=%d\n",
+ __func__, n_result);
+ goto out;
+ }
+ n_result = regmap_write(tas_dev->regmap,
+ TASDEVICE_BOOKCTL_REG, book);
+ if (n_result < 0) {
+ dev_err(tas_dev->dev,
+ "%s, book%xERROR, E=%d\n",
+ __func__, book, n_result);
+ goto out;
+ }
+ tas_dev->glb_addr.cur_book = book;
+ }
+
+ tas_dev->glb_addr.ref_cnt++;
+ } else
+ dev_err(tas_dev->dev,
+ "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+
+out:
+ return n_result;
+}
+
+int tasdevice_dev_read(struct tasdevice_priv *tas_dev,
+ enum channel chn, unsigned int reg, unsigned int *pValue)
+{
+ int n_result = 0;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (chn < tas_dev->ndev) {
+ n_result = tasdevice_change_chn_book(tas_dev, chn,
+ TASDEVICE_BOOK_ID(reg));
+ if (n_result < 0)
+ goto out;
+
+ n_result = regmap_read(tas_dev->regmap,
+ TASDEVICE_PGRG(reg), pValue);
+ if (n_result < 0)
+ dev_err(tas_dev->dev, "%s, ERROR,E=%d\n",
+ __func__, n_result);
+ } else {
+
+ dev_err(tas_dev->dev, "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+ }
+
+out:
+ mutex_unlock(&tas_dev->dev_lock);
+ return n_result;
+}
+
+int tasdevice_dev_write(struct tasdevice_priv *tas_dev,
+ enum channel chn, unsigned int reg, unsigned int value)
+{
+ int n_result = 0;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (chn <= tas_dev->ndev) {
+ n_result = tasdevice_change_chn_book(tas_dev, chn,
+ TASDEVICE_BOOK_ID(reg));
+ if (n_result < 0)
+ goto out;
+
+ n_result = regmap_write(tas_dev->regmap,
+ TASDEVICE_PGRG(reg), value);
+ if (n_result < 0)
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ } else
+ dev_err(tas_dev->dev, "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+out:
+ mutex_unlock(&tas_dev->dev_lock);
+ return n_result;
+}
+
+int tasdevice_dev_bulk_write(
+ struct tasdevice_priv *tas_dev, enum channel chn,
+ unsigned int reg, unsigned char *p_data,
+ unsigned int n_length)
+{
+ int n_result = 0;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (chn <= tas_dev->ndev) {
+ n_result = tasdevice_change_chn_book(tas_dev, chn,
+ TASDEVICE_BOOK_ID(reg));
+ if (n_result < 0)
+ goto out;
+
+ n_result = regmap_bulk_write(tas_dev->regmap,
+ TASDEVICE_PGRG(reg), p_data, n_length);
+ if (n_result < 0)
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ } else
+ dev_err(tas_dev->dev, "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+out:
+ mutex_unlock(&tas_dev->dev_lock);
+ return n_result;
+}
+
+int tasdevice_dev_bulk_read(struct tasdevice_priv *tas_dev,
+ enum channel chn, unsigned int reg, unsigned char *p_data,
+ unsigned int n_length)
+{
+ int n_result = 0;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (chn < tas_dev->ndev) {
+ n_result = tasdevice_change_chn_book(tas_dev, chn,
+ TASDEVICE_BOOK_ID(reg));
+ if (n_result < 0)
+ goto out;
+
+ n_result = regmap_bulk_read(tas_dev->regmap,
+ TASDEVICE_PGRG(reg), p_data, n_length);
+ if (n_result < 0)
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ } else
+ dev_err(tas_dev->dev, "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+
+out:
+ mutex_unlock(&tas_dev->dev_lock);
+ return n_result;
+}
+
+int tasdevice_dev_update_bits(
+ struct tasdevice_priv *tas_dev, enum channel chn,
+ unsigned int reg, unsigned int mask, unsigned int value)
+{
+ int n_result = 0;
+ struct i2c_client *pClient =
+ (struct i2c_client *)tas_dev->client;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (chn < tas_dev->ndev) {
+ n_result = tasdevice_change_chn_book(tas_dev, chn,
+ TASDEVICE_BOOK_ID(reg));
+ if (n_result < 0)
+ goto out;
+ pClient->addr = tas_dev->tasdevice[chn].dev_addr;
+ n_result = regmap_update_bits(tas_dev->regmap,
+ TASDEVICE_PGRG(reg), mask, value);
+ if (n_result < 0)
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ } else {
+ dev_err(tas_dev->dev, "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+ n_result = -1;
+ }
+
+out:
+ mutex_unlock(&tas_dev->dev_lock);
+ return n_result;
+}
+
+static void tas2781_set_global_mode(struct tasdevice_priv *tas_dev)
+{
+ int i = 0;
+ int ret = 0;
+
+ for (; i < tas_dev->ndev; i++) {
+ ret = tasdevice_dev_update_bits(tas_dev, i,
+ TAS2871_MISC_CFG2, TAS2871_GLOBAL_ADDR_MASK,
+ TAS2871_GLOBAL_ADDR_ENABLE);
+ if (ret < 0) {
+ dev_err(tas_dev->dev,
+ "%s: chn %d set global fail, %d\n",
+ __func__, i, ret);
+ continue;
+ }
+ }
+}
+
+static int tasdevice_init(struct tasdevice_priv *tas_dev)
+{
+ int ret = 0, i = 0;
+
+ tas_dev->cur_prog = -1;
+ tas_dev->cur_conf = -1;
+
+ for (i = 0; i < tas_dev->ndev; i++) {
+ tas_dev->tasdevice[i].cur_book = -1;
+ tas_dev->tasdevice[i].cur_prog = -1;
+ tas_dev->tasdevice[i].cur_conf = -1;
+ }
+ mutex_init(&tas_dev->dev_lock);
+ if (tas_dev->glb_addr.dev_addr != 0
+ && tas_dev->glb_addr.dev_addr < 0x7F)
+ tas_dev->set_global_mode = tas2781_set_global_mode;
+ dev_set_drvdata(tas_dev->dev, tas_dev);
+
+ INIT_DELAYED_WORK(&tas_dev->tuning_switch_wrk,
+ tuning_switch_routine);
+
+ mutex_init(&tas_dev->codec_lock);
+ ret = devm_snd_soc_register_component(tas_dev->dev,
+ &soc_codec_driver_tasdevice,
+ tasdevice_dai_driver, ARRAY_SIZE(tasdevice_dai_driver));
+ if (ret)
+ dev_err(tas_dev->dev, "%s: codec register error:0x%08x\n",
+ __func__, ret);
+
+ INIT_DELAYED_WORK(&tas_dev->irq_info.irq_work, irq_work_routine);
+ tas_dev->irq_info.is_irq_enable = false;
+
+ dev_info(tas_dev->dev, "i2c register success\n");
+
+ return ret;
+}
+
+static void tasdevice_remove(struct tasdevice_priv *tas_dev)
+{
+ if (gpio_is_valid(tas_dev->rst_gpio))
+ gpio_free(tas_dev->rst_gpio);
+
+ if (gpio_is_valid(tas_dev->irq_info.irq_gpio)) {
+ if (delayed_work_pending(&tas_dev->irq_info.irq_work)) {
+ dev_info(tas_dev->dev, "cancel IRQ work\n");
+ cancel_delayed_work(&tas_dev->irq_info.irq_work);
+ }
+ cancel_delayed_work_sync(&tas_dev->irq_info.irq_work);
+ }
+
+ mutex_destroy(&tas_dev->dev_lock);
+ mutex_destroy(&tas_dev->codec_lock);
+ snd_soc_unregister_component(tas_dev->dev);
+}
+
+static int tasdevice_pm_suspend(struct device *dev)
+{
+ struct tasdevice_priv *tas_dev = dev_get_drvdata(dev);
+
+ if (!tas_dev) {
+ dev_err(tas_dev->dev, "%s: drvdata is NULL\n", __func__);
+ return -EINVAL;
+ }
+
+ mutex_lock(&tas_dev->codec_lock);
+
+ tas_dev->runtime_suspend = true;
+
+ if (tas_dev->irq_work_func) {
+ if (delayed_work_pending(&tas_dev->irq_info.irq_work)) {
+ dev_dbg(tas_dev->dev, "cancel IRQ work\n");
+ cancel_delayed_work_sync(&tas_dev->irq_info.irq_work);
+ }
+ }
+ mutex_unlock(&tas_dev->codec_lock);
+ return 0;
+}
+
+static int tasdevice_pm_resume(struct device *dev)
+{
+ struct tasdevice_priv *tas_dev = dev_get_drvdata(dev);
+
+ if (!tas_dev)
+ return -EINVAL;
+
+ mutex_lock(&tas_dev->codec_lock);
+ tas_dev->runtime_suspend = false;
+ mutex_unlock(&tas_dev->codec_lock);
+ return 0;
+}
+
+const struct dev_pm_ops tasdevice_pm_ops = {
+ .suspend = tasdevice_pm_suspend,
+ .resume = tasdevice_pm_resume
+};
+
+static int tasdevice_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct tasdevice_priv *tas_dev = NULL;
+ int ret = 0;
+
+ if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_I2C)) {
+ dev_err(&i2c->dev,
+ "%s: I2C check failed\n", __func__);
+ ret = -ENODEV;
+ goto out;
+ }
+
+ tas_dev = devm_kzalloc(&i2c->dev, sizeof(*tas_dev), GFP_KERNEL);
+ if (!tas_dev) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ tas_dev->dev = &i2c->dev;
+ tas_dev->client = (void *)i2c;
+ tas_dev->chip_id = id->driver_data;
+
+ if (i2c->dev.of_node)
+ ret = tasdevice_parse_dt(tas_dev);
+ else {
+ dev_err(tas_dev->dev, "No DTS info\n");
+ goto out;
+ }
+
+ tas_dev->regmap = devm_regmap_init_i2c(i2c,
+ &tasdevice_regmap);
+ if (IS_ERR(tas_dev->regmap)) {
+ ret = PTR_ERR(tas_dev->regmap);
+ dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
+ ret);
+ return ret;
+ }
+ ret = tasdevice_init(tas_dev);
+
+out:
+ if (ret < 0 && tas_dev != NULL)
+ tasdevice_remove(tas_dev);
+ return ret;
+
+}
+
+static void tasdevice_i2c_remove(struct i2c_client *pClient)
+{
+ struct tasdevice_priv *tas_dev = i2c_get_clientdata(pClient);
+
+ if (tas_dev)
+ tasdevice_remove(tas_dev);
+
+}
+
+static struct i2c_driver tasdevice_i2c_driver = {
+ .driver = {
+ .name = "tas2781-codec",
+ .owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(tasdevice_of_match),
+ .pm = &tasdevice_pm_ops,
+ },
+ .probe = tasdevice_i2c_probe,
+ .remove = tasdevice_i2c_remove,
+ .id_table = tasdevice_id,
+};
+
+module_i2c_driver(tasdevice_i2c_driver);
+
+MODULE_AUTHOR("Shenghao Ding <shenghao-ding@...com>");
+MODULE_AUTHOR("Kevin Lu <kevin-lu@...com>");
+MODULE_DESCRIPTION("ASoC TAS2781 Driver");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/tas2781.h b/sound/soc/codecs/tas2781.h
new file mode 100644
index 000000000..87790fc7e
--- /dev/null
+++ b/sound/soc/codecs/tas2781.h
@@ -0,0 +1,176 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * ALSA SoC Texas Instruments TAS2781 Audio Smart Amplifier
+ *
+ * Copyright (C) 2022 - 2023 Texas Instruments Incorporated
+ * https://www.ti.com
+ *
+ * The TAS2781 driver implements a flexible and configurable algo coff setting
+ * for one, two, even multiple TAS2781 chips.
+ *
+ * Author: Shenghao Ding <shenghao-ding@...com>
+ * Kevin Lu <kevin-lu@...com>
+ */
+
+#ifndef __TAS2781_H__
+#define __TAS2781_H__
+
+#include "tas2781-dsp.h"
+
+#define SMARTAMP_MODULE_NAME "tas2781"
+#define TASDEVICE_RETRY_COUNT 3
+#define TASDEVICE_ERROR_FAILED -2
+
+#define TASDEVICE_RATES (SNDRV_PCM_RATE_44100 |\
+ SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 |\
+ SNDRV_PCM_RATE_88200)
+#define TASDEVICE_MAX_CHANNELS 8
+
+#define TASDEVICE_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S24_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE)
+
+/*PAGE Control Register (available in page0 of each book) */
+#define TASDEVICE_PAGE_SELECT 0x00
+#define TASDEVICE_BOOKCTL_PAGE 0x00
+#define TASDEVICE_BOOKCTL_REG 127
+#define TASDEVICE_BOOK_ID(reg) (reg / (256 * 128))
+#define TASDEVICE_PAGE_ID(reg) ((reg % (256 * 128)) / 128)
+#define TASDEVICE_PAGE_REG(reg) ((reg % (256 * 128)) % 128)
+#define TASDEVICE_PGRG(reg) ((reg % (256 * 128)))
+#define TASDEVICE_REG(book, page, reg) (((book * 256 * 128) + \
+ (page * 128)) + reg)
+
+ /*Software Reset */
+#define TAS2871_REG_SWRESET TASDEVICE_REG(0x0, 0X0, 0x02)
+#define TAS2871_REG_SWRESET_RESET BIT(0)
+
+ /* Enable Global addresses */
+#define TAS2871_MISC_CFG2 TASDEVICE_REG(0x0, 0X0, 0x07)
+#define TAS2871_GLOBAL_ADDR_MASK BIT(1)
+#define TAS2871_GLOBAL_ADDR_ENABLE BIT(1)
+
+ /*I2C Checksum */
+#define TASDEVICE_I2CChecksum TASDEVICE_REG(0x0, 0x0, 0x7E)
+
+ /* Volume control */
+#define TAS2781_DVC_LVL TASDEVICE_REG(0x0, 0x0, 0x1A)
+#define TAS2781_AMP_LEVEL TASDEVICE_REG(0x0, 0x0, 0x03)
+#define TAS2781_AMP_LEVEL_MASK GENMASK(5, 1)
+
+#define TASDEVICE_CMD_SING_W 0x1
+#define TASDEVICE_CMD_BURST 0x2
+#define TASDEVICE_CMD_DELAY 0x3
+#define TASDEVICE_CMD_FIELD_W 0x4
+
+enum audio_device {
+ TAS2781 = 0,
+};
+
+#define SMS_HTONS(a, b) ((((a)&0x00FF)<<8) | ((b)&0x00FF))
+#define SMS_HTONL(a, b, c, d) ((((a)&0x000000FF)<<24) | \
+ (((b)&0x000000FF)<<16) | (((c)&0x000000FF)<<8) | \
+ ((d)&0x000000FF))
+
+struct tasdevice {
+ unsigned int dev_addr;
+ unsigned int err_code;
+ short cur_prog;
+ short cur_conf;
+ bool is_loading;
+ bool is_loaderr;
+ bool is_calibrated_data_loaded;
+ unsigned char cur_book;
+ struct tasdevice_fw *cali_data_fmw;
+};
+
+/*
+ * This item is used to store the generic i2c address of
+ * all the tas2781 devices for I2C broadcast during the multi-device
+ * writes, useless in mono case.
+ */
+struct global_addr {
+ unsigned char cur_book;
+ unsigned int dev_addr;
+ int ref_cnt;
+};
+
+struct tas_control {
+ struct snd_kcontrol_new *tasdevice_profile_controls;
+ int nr_controls;
+};
+
+struct tasdevice_irqinfo {
+ int irq_gpio;
+ int irq;
+ struct delayed_work irq_work;
+ bool is_irq_enable;
+};
+
+struct tasdevice_priv {
+ struct device *dev;
+ void *client;
+ struct regmap *regmap;
+ struct mutex codec_lock;
+ struct mutex dev_lock;
+ int rst_gpio;
+ struct tasdevice tasdevice[max_chn];
+ struct tasdevice_fw *fmw;
+ struct tasdevice_rca rcabin;
+ struct tasdevice_irqinfo irq_info;
+ struct tas_control tas_ctrl;
+ struct global_addr glb_addr;
+ int cur_prog;
+ int cur_conf;
+ unsigned int chip_id;
+ void (*set_global_mode)(struct tasdevice_priv *tas_dev);
+ int (*fw_parse_variable_header)(struct tasdevice_priv *tas_dev,
+ const struct firmware *fmw, int offset);
+ int (*fw_parse_program_data)(struct tasdevice_priv *tas_dev,
+ struct tasdevice_fw *tas_fmw,
+ const struct firmware *fmw, int offset);
+ int (*fw_parse_configuration_data)(struct tasdevice_priv *tas_dev,
+ struct tasdevice_fw *tas_fmw,
+ const struct firmware *fmw, int offset);
+ int (*tasdevice_load_block)(struct tasdevice_priv *tas_dev,
+ struct tasdevice_block *pBlock);
+ int (*fw_parse_calibration_data)(struct tasdevice_priv *tas_dev,
+ struct tasdevice_fw *tas_fmw,
+ const struct firmware *fmw, int offset);
+ void (*irq_work_func)(struct tasdevice_priv *tas_dev);
+ int fw_state;
+ unsigned int magic_num;
+ unsigned char ndev;
+ unsigned char dev_name[32];
+ unsigned char rca_binaryname[64];
+ unsigned char coef_binaryname[64];
+ unsigned char cal_binaryname[max_chn][64];
+ bool runtime_suspend;
+ struct delayed_work tuning_switch_wrk;
+ void *codec;
+ int sysclk;
+ int pstream;
+ int cstream;
+ bool is_glb_calibrated_data_loaded;
+};
+
+int tasdevice_dev_read(struct tasdevice_priv *tasdevice,
+ enum channel chn, unsigned int reg, unsigned int *value);
+int tasdevice_process_block(void *context,
+ unsigned char *data, unsigned char dev_idx, int sublocksize);
+int tasdevice_dev_write(struct tasdevice_priv *tasdevice,
+ enum channel chn, unsigned int reg, unsigned int value);
+
+int tasdevice_dev_bulk_write(
+ struct tasdevice_priv *tasdevice, enum channel chn,
+ unsigned int reg, unsigned char *p_data, unsigned int n_length);
+
+int tasdevice_dev_bulk_read(struct tasdevice_priv *tasdevice,
+ enum channel chn, unsigned int reg, unsigned char *p_data,
+ unsigned int n_length);
+
+int tasdevice_dev_update_bits(
+ struct tasdevice_priv *tasdevice, enum channel chn,
+ unsigned int reg, unsigned int mask, unsigned int value);
+
+#endif /*__TAS2781_H__ */
--
2.34.1
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