new file mode 100644
@@ -0,0 +1,1673 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * aw883xx.c -- ALSA Soc AW883XX codec support
+ *
+ * Copyright (c) 2022 AWINIC Technology CO., LTD
+ *
+ * Author: Bruce zhao <zhaolei@awinic.com>
+ */
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/debugfs.h>
+#include <linux/firmware.h>
+#include <linux/hrtimer.h>
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/module.h>
+#include <linux/of_gpio.h>
+#include <linux/regmap.h>
+#include <linux/syscalls.h>
+#include <linux/timer.h>
+#include <linux/uaccess.h>
+#include <linux/version.h>
+#include <linux/vmalloc.h>
+#include <linux/workqueue.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/tlv.h>
+#include "aw883xx_pid_2049_reg.h"
+#include "aw883xx.h"
+#include "aw883xx_bin_parse.h"
+#include "aw883xx_device.h"
+
+/*
+ * Marco
+ */
+#define AW883XX_I2C_NAME "aw883xx_smartpa"
+
+#define AW883XX_RATES (SNDRV_PCM_RATE_8000_48000 | \
+ SNDRV_PCM_RATE_96000)
+#define AW883XX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S24_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE)
+#define AW883XX_ACF_FILE "aw883xx_acf.bin"
+#define AW_REQUEST_FW_RETRIES 5 /* 5 times */
+#define AW_SYNC_LOAD
+
+#define FADE_TIME_MAX 1000000
+#define FADE_TIME_MIN 0
+
+static const struct regmap_config aw883xx_remap_config = {
+ .val_bits = 16,
+ .reg_bits = 8,
+ .max_register = AW_PID_2049_REG_MAX - 1,
+};
+
+/*
+ * aw883xx dsp write/read
+ */
+static int aw883xx_dsp_write_16bit(struct aw883xx *aw883xx,
+ uint16_t dsp_addr, uint32_t dsp_data)
+{
+ int ret;
+ struct aw_dsp_mem_desc *desc = &aw883xx->aw_pa->dsp_mem_desc;
+
+ ret = regmap_write(aw883xx->regmap, desc->dsp_madd_reg, dsp_addr);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "%s error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ ret = regmap_write(aw883xx->regmap, desc->dsp_mdat_reg, (uint16_t)dsp_data);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "%s error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int aw883xx_dsp_write_32bit(struct aw883xx *aw883xx,
+ uint16_t dsp_addr, uint32_t dsp_data)
+{
+ int ret;
+ uint16_t temp_data = 0;
+ struct aw_dsp_mem_desc *desc = &aw883xx->aw_pa->dsp_mem_desc;
+
+ ret = regmap_write(aw883xx->regmap, desc->dsp_madd_reg, dsp_addr);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "%s error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ temp_data = dsp_data & AW883XX_DSP_16_DATA_MASK;
+ ret = regmap_write(aw883xx->regmap, desc->dsp_mdat_reg, temp_data);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "%s error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ temp_data = dsp_data >> 16;
+ ret = regmap_write(aw883xx->regmap, desc->dsp_mdat_reg, temp_data);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "%s error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+/*
+ * aw883xx clear dsp chip select state
+ */
+static void aw883xx_clear_dsp_sel_st(struct aw883xx *aw883xx)
+{
+ unsigned int reg_value;
+ uint8_t reg = aw883xx->aw_pa->soft_rst.reg;
+
+ regmap_read(aw883xx->regmap, reg, ®_value);
+}
+
+int aw883xx_dsp_write(struct aw883xx *aw883xx,
+ uint16_t dsp_addr, uint32_t dsp_data, uint8_t data_type)
+{
+ int ret = -1;
+
+ mutex_lock(&aw883xx->dsp_lock);
+ switch (data_type) {
+ case AW_DSP_16_DATA:
+ ret = aw883xx_dsp_write_16bit(aw883xx, dsp_addr, dsp_data);
+ if (ret < 0)
+ dev_err(aw883xx->dev, "write dsp_addr[0x%04x] 16 bit dsp_data[%04x] failed",
+ (uint32_t)dsp_addr, dsp_data);
+ break;
+ case AW_DSP_32_DATA:
+ ret = aw883xx_dsp_write_32bit(aw883xx, dsp_addr, dsp_data);
+ if (ret < 0)
+ dev_err(aw883xx->dev, "write dsp_addr[0x%04x] 32 bit dsp_data[%08x] failed",
+ (uint32_t)dsp_addr, dsp_data);
+ break;
+ default:
+ dev_err(aw883xx->dev, "data type[%d] unsupported", data_type);
+ ret = -EINVAL;
+ break;
+ }
+
+ aw883xx_clear_dsp_sel_st(aw883xx);
+ mutex_unlock(&aw883xx->dsp_lock);
+ return ret;
+}
+
+static int aw883xx_dsp_read_16bit(struct aw883xx *aw883xx,
+ uint16_t dsp_addr, uint32_t *dsp_data)
+{
+ int ret;
+ unsigned int temp_data = 0;
+ struct aw_dsp_mem_desc *desc = &aw883xx->aw_pa->dsp_mem_desc;
+
+ ret = regmap_write(aw883xx->regmap, desc->dsp_madd_reg, dsp_addr);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "i2c write error, ret=%d", ret);
+ return ret;
+ }
+
+ ret = regmap_read(aw883xx->regmap, desc->dsp_mdat_reg, &temp_data);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "i2c write error, ret=%d", ret);
+ return ret;
+ }
+
+ *dsp_data = temp_data;
+
+ return 0;
+}
+
+static int aw883xx_dsp_read_32bit(struct aw883xx *aw883xx,
+ uint16_t dsp_addr, uint32_t *dsp_data)
+{
+ int ret;
+ unsigned int temp_data = 0;
+ struct aw_dsp_mem_desc *desc = &aw883xx->aw_pa->dsp_mem_desc;
+
+ /*write dsp addr*/
+ ret = regmap_write(aw883xx->regmap, desc->dsp_madd_reg, dsp_addr);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "i2c write error, ret=%d", ret);
+ return ret;
+ }
+
+ /*get Low 16 bit data*/
+ ret = regmap_read(aw883xx->regmap, desc->dsp_mdat_reg, &temp_data);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "i2c read error, ret=%d", ret);
+ return ret;
+ }
+
+ *dsp_data = temp_data;
+
+ /*get high 16 bit data*/
+ ret = regmap_read(aw883xx->regmap, desc->dsp_mdat_reg, &temp_data);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "i2c read error, ret=%d", ret);
+ return ret;
+ }
+ *dsp_data |= (temp_data << 16);
+
+ return 0;
+}
+
+int aw883xx_dsp_read(struct aw883xx *aw883xx,
+ uint16_t dsp_addr, uint32_t *dsp_data, uint8_t data_type)
+{
+ int ret = -1;
+
+ mutex_lock(&aw883xx->dsp_lock);
+ switch (data_type) {
+ case AW_DSP_16_DATA:
+ ret = aw883xx_dsp_read_16bit(aw883xx, dsp_addr, dsp_data);
+ if (ret < 0)
+ dev_err(aw883xx->dev, "read dsp_addr[0x%04x] 16 bit dsp_data[%04x] failed",
+ (uint32_t)dsp_addr, *dsp_data);
+ break;
+ case AW_DSP_32_DATA:
+ ret = aw883xx_dsp_read_32bit(aw883xx, dsp_addr, dsp_data);
+ if (ret < 0)
+ dev_err(aw883xx->dev, "read dsp_addr[0x%04x] 32 bit dsp_data[%08x] failed",
+ (uint32_t)dsp_addr, *dsp_data);
+ break;
+ default:
+ dev_err(aw883xx->dev, "data type[%d] unsupported", data_type);
+ ret = -EINVAL;
+ break;
+ }
+
+ aw883xx_clear_dsp_sel_st(aw883xx);
+ mutex_unlock(&aw883xx->dsp_lock);
+ return ret;
+}
+
+static void aw883xx_start_pa(struct aw883xx *aw883xx)
+{
+ int ret, i;
+
+ if (!aw883xx->allow_pw) {
+ dev_info(aw883xx->dev, "%s:dev can not allow power", __func__);
+ return;
+ }
+
+ if (aw883xx->pstream == AW883XX_STREAM_CLOSE) {
+ dev_info(aw883xx->dev, "%s:pstream is close", __func__);
+ return;
+ }
+
+ for (i = 0; i < AW_START_RETRIES; i++) {
+ ret = aw883xx_device_start(aw883xx->aw_pa);
+ if (ret) {
+ dev_err(aw883xx->dev, "aw883xx device start failed. retry = %d", i);
+ ret = aw883xx_dev_fw_update(aw883xx->aw_pa, AW_DSP_FW_UPDATE_ON, true);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "fw update failed");
+ continue;
+ }
+ } else {
+ dev_info(aw883xx->dev, "start success\n");
+ break;
+ }
+ }
+}
+
+static void aw883xx_startup_work(struct work_struct *work)
+{
+ struct aw883xx *aw883xx =
+ container_of(work, struct aw883xx, start_work.work);
+
+ mutex_lock(&aw883xx->lock);
+ aw883xx_start_pa(aw883xx);
+ mutex_unlock(&aw883xx->lock);
+}
+
+static void aw883xx_start(struct aw883xx *aw883xx, bool sync_start)
+{
+ int ret;
+ int i;
+
+ if (aw883xx->aw_pa->fw_status == AW_DEV_FW_OK) {
+ if (!aw883xx->allow_pw) {
+ dev_info(aw883xx->dev, "%s:dev can not allow power", __func__);
+ return;
+ }
+
+ if (aw883xx->aw_pa->status == AW_DEV_PW_ON)
+ return;
+
+ for (i = 0; i < AW_START_RETRIES; i++) {
+ ret = aw883xx_dev_fw_update(aw883xx->aw_pa, AW_DSP_FW_UPDATE_OFF,
+ aw883xx->phase_sync);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "fw update failed. retry = %d", i);
+ continue;
+ } else {
+ /*firmware update success*/
+ if (sync_start == AW_SYNC_START)
+ aw883xx_start_pa(aw883xx);
+ else
+ queue_delayed_work(aw883xx->work_queue,
+ &aw883xx->start_work,
+ AW883XX_START_WORK_DELAY_MS);
+
+ return;
+ }
+ }
+ }
+}
+
+/*
+ * Digital Audio Interface
+ */
+static int aw883xx_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *codec = dai->component;
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+
+ aw883xx->pstream = AW883XX_STREAM_OPEN;
+
+ mutex_lock(&aw883xx->lock);
+ aw883xx_start(aw883xx, AW_ASYNC_START);
+ mutex_unlock(&aw883xx->lock);
+
+ return 0;
+}
+
+static void aw883xx_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *codec = dai->component;
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+
+ aw883xx->pstream = AW883XX_STREAM_CLOSE;
+ cancel_delayed_work_sync(&aw883xx->start_work);
+ mutex_lock(&aw883xx->lock);
+ aw883xx_device_stop(aw883xx->aw_pa);
+ mutex_unlock(&aw883xx->lock);
+
+}
+
+static const struct snd_soc_dai_ops aw883xx_dai_ops = {
+ .startup = aw883xx_startup,
+ .shutdown = aw883xx_shutdown,
+};
+
+static struct snd_soc_dai_driver aw883xx_dai[] = {
+ {
+ .name = "aw883xx-aif",
+ .id = 1,
+ .playback = {
+ .stream_name = "Speaker_Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = AW883XX_RATES,
+ .formats = AW883XX_FORMATS,
+ },
+ .capture = {
+ .stream_name = "Speaker_Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = AW883XX_RATES,
+ .formats = AW883XX_FORMATS,
+ },
+ .ops = &aw883xx_dai_ops,
+ },
+};
+
+static int aw883xx_fade_time_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ /* set kcontrol info */
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = 1000000;
+
+ return 0;
+}
+
+/*
+ * codec driver
+ */
+static int aw883xx_get_fade_in_time(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ unsigned int time;
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(component);
+ struct aw_device *aw_dev = aw883xx->aw_pa;
+
+ aw883xx_dev_get_fade_time(&time, true, aw_dev);
+ ucontrol->value.integer.value[0] = time;
+
+ dev_dbg(aw883xx->dev, "step time %ld", ucontrol->value.integer.value[0]);
+
+ return 0;
+
+}
+
+static int aw883xx_set_fade_in_time(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(component);
+ struct aw_device *aw_dev = aw883xx->aw_pa;
+
+ if ((ucontrol->value.integer.value[0] > FADE_TIME_MAX) ||
+ (ucontrol->value.integer.value[0] < FADE_TIME_MIN)) {
+ dev_err(aw883xx->dev, "set val %ld overflow %d or less than :%d",
+ ucontrol->value.integer.value[0], FADE_TIME_MAX, FADE_TIME_MAX);
+ return -1;
+ }
+
+ aw883xx_dev_set_fade_time(ucontrol->value.integer.value[0], true, aw_dev);
+
+ dev_dbg(aw883xx->dev, "step time %ld", ucontrol->value.integer.value[0]);
+ return 1;
+}
+
+static int aw883xx_get_fade_out_time(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ unsigned int time;
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(component);
+ struct aw_device *aw_dev = aw883xx->aw_pa;
+
+ aw883xx_dev_get_fade_time(&time, false, aw_dev);
+ ucontrol->value.integer.value[0] = time;
+
+ dev_dbg(aw883xx->dev, "step time %ld", ucontrol->value.integer.value[0]);
+
+ return 0;
+}
+
+static int aw883xx_set_fade_out_time(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(component);
+ struct aw_device *aw_dev = aw883xx->aw_pa;
+
+ if ((ucontrol->value.integer.value[0] > FADE_TIME_MAX) ||
+ (ucontrol->value.integer.value[0] < FADE_TIME_MIN)) {
+ dev_err(aw883xx->dev, "set val %ld overflow %d or less than :%d",
+ ucontrol->value.integer.value[0], FADE_TIME_MAX, FADE_TIME_MIN);
+ return -1;
+ }
+
+ aw883xx_dev_set_fade_time(ucontrol->value.integer.value[0], false, aw_dev);
+
+ dev_dbg(aw883xx->dev, "step time %ld", ucontrol->value.integer.value[0]);
+
+ return 1;
+}
+
+static int aw883xx_profile_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ int count;
+ char *name = NULL;
+ const char *prof_name = NULL;
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+ uinfo->count = 1;
+
+ count = aw883xx_dev_get_profile_count(aw883xx->aw_pa);
+ if (count <= 0) {
+ uinfo->value.enumerated.items = 0;
+ dev_err(aw883xx->dev, "get count[%d] failed", count);
+ return 0;
+ }
+
+ uinfo->value.enumerated.items = count;
+
+ if (uinfo->value.enumerated.item >= count)
+ uinfo->value.enumerated.item = count - 1;
+
+ name = uinfo->value.enumerated.name;
+ count = uinfo->value.enumerated.item;
+
+ prof_name = aw_dev_get_prof_name(aw883xx->aw_pa, count);
+ if (!prof_name) {
+ strscpy(uinfo->value.enumerated.name, "null",
+ strlen("null") + 1);
+ return 0;
+ }
+
+ strscpy(name, prof_name, sizeof(uinfo->value.enumerated.name));
+
+ return 0;
+}
+
+static int aw883xx_profile_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+
+ ucontrol->value.integer.value[0] = aw883xx_dev_get_profile_index(aw883xx->aw_pa);
+ dev_dbg(codec->dev, "profile index [%d]",
+ aw883xx_dev_get_profile_index(aw883xx->aw_pa));
+ return 0;
+
+}
+
+static int aw883xx_profile_set(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+ int ret;
+ int cur_index;
+
+ if (!aw883xx->dbg_en_prof) {
+ dev_dbg(codec->dev, "profile close");
+ return 0;
+ }
+
+ /* check value valid */
+ ret = aw883xx_dev_check_profile_index(aw883xx->aw_pa, ucontrol->value.integer.value[0]);
+ if (ret) {
+ dev_err(codec->dev, "unsupported index %ld",
+ ucontrol->value.integer.value[0]);
+ return -1;
+ }
+
+ /*check cur_index == set value*/
+ cur_index = aw883xx_dev_get_profile_index(aw883xx->aw_pa);
+ if (cur_index == ucontrol->value.integer.value[0]) {
+ dev_dbg(codec->dev, "index no change");
+ return 0;
+ }
+
+ /*pa stop or stopping just set profile*/
+ mutex_lock(&aw883xx->lock);
+ aw883xx_dev_set_profile_index(aw883xx->aw_pa, ucontrol->value.integer.value[0]);
+
+ if (aw883xx->pstream) {
+ aw883xx_device_stop(aw883xx->aw_pa);
+ aw883xx_start(aw883xx, AW_SYNC_START);
+ }
+
+ mutex_unlock(&aw883xx->lock);
+
+ dev_dbg(codec->dev, "profile id %ld", ucontrol->value.integer.value[0]);
+ return 1;
+}
+
+static int aw883xx_switch_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+
+ ucontrol->value.integer.value[0] = aw883xx->allow_pw;
+
+ return 0;
+}
+
+static int aw883xx_switch_set(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+
+ dev_dbg(codec->dev, "set value:%ld", ucontrol->value.integer.value[0]);
+
+ if (ucontrol->value.integer.value[0] == aw883xx->allow_pw) {
+ dev_dbg(aw883xx->dev, "PA switch not change");
+ return 0;
+ }
+
+ if (aw883xx->pstream) {
+ if (ucontrol->value.integer.value[0] == 0) {
+ cancel_delayed_work_sync(&aw883xx->start_work);
+ mutex_lock(&aw883xx->lock);
+ aw883xx_device_stop(aw883xx->aw_pa);
+ aw883xx->allow_pw = false;
+ mutex_unlock(&aw883xx->lock);
+ } else {
+ cancel_delayed_work_sync(&aw883xx->start_work);
+ mutex_lock(&aw883xx->lock);
+ aw883xx->allow_pw = true;
+ aw883xx_start(aw883xx, AW_SYNC_START);
+ mutex_unlock(&aw883xx->lock);
+ }
+ } else {
+ mutex_lock(&aw883xx->lock);
+ if (ucontrol->value.integer.value[0] == 0)
+ aw883xx->allow_pw = false;
+ else
+ aw883xx->allow_pw = true;
+ mutex_unlock(&aw883xx->lock);
+ }
+
+ return 1;
+}
+
+static int aw883xx_volume_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+ struct aw_volume_desc *vol_desc = &aw883xx->aw_pa->volume_desc;
+
+ /* set kcontrol info */
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = vol_desc->mute_volume;
+
+ return 0;
+}
+
+static int aw883xx_volume_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+ struct aw_volume_desc *vol_desc = &aw883xx->aw_pa->volume_desc;
+
+ ucontrol->value.integer.value[0] = vol_desc->ctl_volume;
+
+ dev_dbg(aw883xx->dev, "ucontrol->value.integer.value[0]=%d",
+ vol_desc->ctl_volume);
+
+ return 0;
+}
+
+static int aw883xx_volume_set(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ uint16_t value = 0;
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+ struct aw_volume_desc *vol_desc = &aw883xx->aw_pa->volume_desc;
+
+ value = (uint16_t)ucontrol->value.integer.value[0];
+ if (value > vol_desc->mute_volume) {
+ dev_err(aw883xx->dev, "value over range\n");
+ return -EINVAL;
+ }
+
+ dev_dbg(aw883xx->dev, "ucontrol->value.integer.value[0]=%d", value);
+
+ vol_desc->ctl_volume = value;
+
+ aw883xx_dev_set_volume(aw883xx->aw_pa, vol_desc->ctl_volume);
+
+ return 1;
+}
+
+static int aw883xx_fade_step_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+
+ /* set kcontrol info */
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = aw883xx->aw_pa->volume_desc.mute_volume;
+
+ return 0;
+}
+
+static int aw883xx_get_fade_step(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+
+ ucontrol->value.integer.value[0] = aw883xx_dev_get_fade_vol_step(aw883xx->aw_pa);
+
+ return 0;
+}
+static int aw883xx_set_fade_step(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol);
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(codec);
+
+ if (ucontrol->value.integer.value[0] > aw883xx->aw_pa->volume_desc.mute_volume) {
+ dev_err(aw883xx->dev, "step overflow %ld Db", ucontrol->value.integer.value[0]);
+ return -1;
+ }
+
+ aw883xx_dev_set_fade_vol_step(aw883xx->aw_pa, ucontrol->value.integer.value[0]);
+
+ return 1;
+}
+static int aw883xx_dynamic_create_controls(struct aw883xx *aw883xx)
+{
+ struct snd_kcontrol_new *aw883xx_dev_control = NULL;
+ char *kctl_name = NULL;
+
+ aw883xx_dev_control = devm_kzalloc(aw883xx->codec->dev,
+ sizeof(struct snd_kcontrol_new) * AW_KCONTROL_NUM, GFP_KERNEL);
+ if (!aw883xx_dev_control)
+ return -ENOMEM;
+
+ kctl_name = devm_kzalloc(aw883xx->codec->dev, AW_NAME_BUF_MAX, GFP_KERNEL);
+ if (!kctl_name)
+ return -ENOMEM;
+
+ snprintf(kctl_name, AW_NAME_BUF_MAX, "aw_dev_%u_prof",
+ aw883xx->aw_pa->channel);
+
+ aw883xx_dev_control[0].name = kctl_name;
+ aw883xx_dev_control[0].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ aw883xx_dev_control[0].info = aw883xx_profile_info;
+ aw883xx_dev_control[0].get = aw883xx_profile_get;
+ aw883xx_dev_control[0].put = aw883xx_profile_set;
+
+ kctl_name = devm_kzalloc(aw883xx->codec->dev, AW_NAME_BUF_MAX, GFP_KERNEL);
+ if (!kctl_name)
+ return -ENOMEM;
+
+ snprintf(kctl_name, AW_NAME_BUF_MAX, "aw_dev_%u_switch", aw883xx->aw_pa->channel);
+
+ aw883xx_dev_control[1].name = kctl_name;
+ aw883xx_dev_control[1].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ aw883xx_dev_control[1].info = snd_soc_info_bool_ext;
+ aw883xx_dev_control[1].get = aw883xx_switch_get;
+ aw883xx_dev_control[1].put = aw883xx_switch_set;
+
+ kctl_name = devm_kzalloc(aw883xx->codec->dev, AW_NAME_BUF_MAX, GFP_KERNEL);
+ if (!kctl_name)
+ return -ENOMEM;
+
+ snprintf(kctl_name, AW_NAME_BUF_MAX, "aw_dev_%d_rx_volume", aw883xx->aw_pa->channel);
+
+ aw883xx_dev_control[2].name = kctl_name;
+ aw883xx_dev_control[2].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ aw883xx_dev_control[2].info = aw883xx_volume_info;
+ aw883xx_dev_control[2].get = aw883xx_volume_get;
+ aw883xx_dev_control[2].put = aw883xx_volume_set;
+
+ kctl_name = devm_kzalloc(aw883xx->codec->dev, AW_NAME_BUF_MAX, GFP_KERNEL);
+ if (!kctl_name)
+ return -ENOMEM;
+
+ snprintf(kctl_name, AW_NAME_BUF_MAX, "aw_dev_%d_fadeout_us", aw883xx->aw_pa->channel);
+
+ aw883xx_dev_control[3].name = kctl_name;
+ aw883xx_dev_control[3].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ aw883xx_dev_control[3].info = aw883xx_fade_time_info;
+ aw883xx_dev_control[3].get = aw883xx_get_fade_out_time;
+ aw883xx_dev_control[3].put = aw883xx_set_fade_out_time;
+
+ kctl_name = devm_kzalloc(aw883xx->codec->dev, AW_NAME_BUF_MAX, GFP_KERNEL);
+ if (!kctl_name)
+ return -ENOMEM;
+
+ snprintf(kctl_name, AW_NAME_BUF_MAX, "aw_dev_%d_fadein_us", aw883xx->aw_pa->channel);
+
+ aw883xx_dev_control[4].name = kctl_name;
+ aw883xx_dev_control[4].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ aw883xx_dev_control[4].info = aw883xx_fade_time_info;
+ aw883xx_dev_control[4].get = aw883xx_get_fade_in_time;
+ aw883xx_dev_control[4].put = aw883xx_set_fade_in_time;
+
+ kctl_name = devm_kzalloc(aw883xx->codec->dev, AW_NAME_BUF_MAX, GFP_KERNEL);
+ if (!kctl_name)
+ return -ENOMEM;
+
+ snprintf(kctl_name, AW_NAME_BUF_MAX, "aw_dev_%d_fade_step", aw883xx->aw_pa->channel);
+
+ aw883xx_dev_control[5].name = kctl_name;
+ aw883xx_dev_control[5].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ aw883xx_dev_control[5].info = aw883xx_fade_step_info;
+ aw883xx_dev_control[5].get = aw883xx_get_fade_step;
+ aw883xx_dev_control[5].put = aw883xx_set_fade_step;
+
+ snd_soc_add_component_controls(aw883xx->codec,
+ aw883xx_dev_control, AW_KCONTROL_NUM);
+
+ return 0;
+}
+
+static int aw883xx_request_firmware_file(struct aw883xx *aw883xx)
+{
+ const struct firmware *cont = NULL;
+ int ret = -1;
+
+ aw883xx->aw_pa->fw_status = AW_DEV_FW_FAILED;
+
+ ret = request_firmware(&cont, AW883XX_ACF_FILE, aw883xx->dev);
+ if ((ret < 0) || (!cont)) {
+ dev_err(aw883xx->dev, "load [%s] failed!", AW883XX_ACF_FILE);
+ return ret;
+ }
+
+ dev_info(aw883xx->dev, "loaded %s - size: %zu",
+ AW883XX_ACF_FILE, cont ? cont->size : 0);
+
+ aw883xx->aw_cfg = vzalloc(cont->size + sizeof(int));
+ if (!aw883xx->aw_cfg) {
+ release_firmware(cont);
+ return -ENOMEM;
+ }
+ aw883xx->aw_cfg->len = (int)cont->size;
+ memcpy(aw883xx->aw_cfg->data, cont->data, cont->size);
+ ret = aw883xx_dev_load_acf_check(aw883xx->aw_cfg);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "Load [%s] failed ....!", AW883XX_ACF_FILE);
+ vfree(aw883xx->aw_cfg);
+ aw883xx->aw_cfg = NULL;
+ release_firmware(cont);
+ return ret;
+ }
+ release_firmware(cont);
+
+ dev_dbg(aw883xx->dev, "%s : bin load success\n", __func__);
+
+ mutex_lock(&aw883xx->lock);
+ /*aw device init*/
+ ret = aw883xx_device_init(aw883xx->aw_pa, aw883xx->aw_cfg);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "dev init failed");
+ mutex_unlock(&aw883xx->lock);
+ return ret;
+ }
+
+ aw883xx_dynamic_create_controls(aw883xx);
+
+ mutex_unlock(&aw883xx->lock);
+
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget aw883xx_dapm_widgets[] = {
+ /* playback */
+ SND_SOC_DAPM_AIF_IN("AIF_RX", "Speaker_Playback", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_OUTPUT("audio_out"),
+ /* capture */
+ SND_SOC_DAPM_AIF_OUT("AIF_TX", "Speaker_Capture", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_INPUT("iv_in"),
+};
+
+static const struct snd_soc_dapm_route aw883xx_audio_map[] = {
+ {"audio_out", NULL, "AIF_RX"},
+ {"AIF_TX", NULL, "iv_in"},
+};
+
+static int aw883xx_add_widgets(struct aw883xx *aw883xx)
+{
+ struct snd_soc_dapm_widget *aw_widgets = NULL;
+ struct snd_soc_dapm_route *aw_route = NULL;
+ struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(aw883xx->codec);
+
+ /*add widgets*/
+ aw_widgets = devm_kzalloc(aw883xx->dev,
+ sizeof(struct snd_soc_dapm_widget) *
+ ARRAY_SIZE(aw883xx_dapm_widgets),
+ GFP_KERNEL);
+ if (!aw_widgets)
+ return -ENOMEM;
+
+ memcpy(aw_widgets, aw883xx_dapm_widgets,
+ sizeof(struct snd_soc_dapm_widget) * ARRAY_SIZE(aw883xx_dapm_widgets));
+
+ snd_soc_dapm_new_controls(dapm, aw_widgets, ARRAY_SIZE(aw883xx_dapm_widgets));
+
+ /*add route*/
+ aw_route = devm_kzalloc(aw883xx->dev,
+ sizeof(struct snd_soc_dapm_route) * ARRAY_SIZE(aw883xx_audio_map),
+ GFP_KERNEL);
+ if (!aw_route)
+ return -ENOMEM;
+
+ memcpy(aw_route, aw883xx_audio_map,
+ sizeof(struct snd_soc_dapm_route) * ARRAY_SIZE(aw883xx_audio_map));
+
+ snd_soc_dapm_add_routes(dapm, aw_route, ARRAY_SIZE(aw883xx_audio_map));
+
+ return 0;
+}
+
+static int aw883xx_codec_probe(struct snd_soc_component *aw_codec)
+{
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(aw_codec);
+
+ /*destroy_workqueue(struct workqueue_struct *wq)*/
+ aw883xx->work_queue = create_singlethread_workqueue("aw883xx");
+ if (!aw883xx->work_queue) {
+ dev_err(aw883xx->dev, "create workqueue failed !");
+ return -EINVAL;
+ }
+
+ INIT_DELAYED_WORK(&aw883xx->start_work, aw883xx_startup_work);
+
+ aw883xx->codec = aw_codec;
+
+ aw883xx_add_widgets(aw883xx);
+
+ aw883xx_request_firmware_file(aw883xx);
+
+ return 0;
+}
+
+static void aw883xx_codec_remove(struct snd_soc_component *aw_codec)
+{
+ struct aw883xx *aw883xx = snd_soc_component_get_drvdata(aw_codec);
+
+ cancel_delayed_work_sync(&aw883xx->start_work);
+
+ if (aw883xx->work_queue)
+ destroy_workqueue(aw883xx->work_queue);
+
+ aw883xx_dev_deinit(aw883xx->aw_pa);
+}
+
+static const struct snd_soc_component_driver soc_codec_dev_aw883xx = {
+ .probe = aw883xx_codec_probe,
+ .remove = aw883xx_codec_remove,
+};
+
+static int aw883xx_componet_codec_register(struct aw883xx *aw883xx)
+{
+ struct snd_soc_dai_driver *dai_drv = NULL;
+ int ret;
+
+ dai_drv = devm_kzalloc(aw883xx->dev, sizeof(aw883xx_dai), GFP_KERNEL);
+ if (!dai_drv)
+ return -ENOMEM;
+
+ memcpy(dai_drv, aw883xx_dai, sizeof(aw883xx_dai));
+
+ ret = snd_soc_register_component(aw883xx->dev,
+ &soc_codec_dev_aw883xx,
+ dai_drv, ARRAY_SIZE(aw883xx_dai));
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "failed to register aw883xx: %d", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static struct aw883xx *aw883xx_malloc_init(struct i2c_client *i2c)
+{
+ struct aw883xx *aw883xx = devm_kzalloc(&i2c->dev,
+ sizeof(struct aw883xx), GFP_KERNEL);
+ if (!aw883xx)
+ return NULL;
+
+ aw883xx->dev = &i2c->dev;
+ aw883xx->i2c = i2c;
+ aw883xx->aw_pa = NULL;
+ aw883xx->codec = NULL;
+ aw883xx->dbg_en_prof = true;
+ aw883xx->allow_pw = true;
+ aw883xx->work_queue = NULL;
+ mutex_init(&aw883xx->lock);
+ mutex_init(&aw883xx->dsp_lock);
+
+ return aw883xx;
+}
+
+static void aw883xx_parse_sync_flag_dt(struct aw883xx *aw883xx)
+{
+ int ret;
+ int32_t sync_enable = 0;
+ struct device_node *np = aw883xx->dev->of_node;
+
+ ret = of_property_read_u32(np, "sync-flag", &sync_enable);
+ if (ret < 0) {
+ dev_dbg(aw883xx->dev,
+ "read sync flag failed,default phase sync off");
+ sync_enable = false;
+ } else {
+ dev_dbg(aw883xx->dev,
+ "sync flag is %d", sync_enable);
+ }
+
+ aw883xx->phase_sync = sync_enable;
+}
+
+static int aw883xx_hw_reset(struct aw883xx *aw883xx)
+{
+ if (aw883xx->reset_gpio) {
+ gpiod_set_value_cansleep(aw883xx->reset_gpio, 0);
+ usleep_range(AW_1000_US, AW_1000_US + 10);
+ gpiod_set_value_cansleep(aw883xx->reset_gpio, 1);
+ usleep_range(AW_1000_US, AW_1000_US + 10);
+ } else {
+ dev_err(aw883xx->dev, "%s failed", __func__);
+ }
+ return 0;
+}
+
+static int aw883xx_read_chipid(struct aw883xx *aw883xx)
+{
+ int ret = -1;
+ int reg_val = 0;
+
+ ret = regmap_read(aw883xx->regmap, AW883XX_CHIP_ID_REG, ®_val);
+ if (ret)
+ return -EIO;
+
+ dev_info(aw883xx->dev, "chip id = %x\n", reg_val);
+ aw883xx->chip_id = reg_val;
+
+ return 0;
+}
+
+static ssize_t rw_store(struct device *dev,
+ struct device_attribute *attr, const char *buf,
+ size_t count)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ unsigned int databuf[2] = { 0 };
+
+ if (sscanf(buf, "%x %x", &databuf[0], &databuf[1]) == 2) {
+ aw883xx->reg_addr = (uint8_t)databuf[0];
+ if (aw883xx->aw_pa->ops.aw_check_rd_access(databuf[0]))
+ regmap_write(aw883xx->regmap, databuf[0], databuf[1]);
+ } else {
+ if (sscanf(buf, "%x", &databuf[0]) == 1)
+ aw883xx->reg_addr = (uint8_t)databuf[0];
+ }
+
+ return count;
+}
+
+static ssize_t rw_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ ssize_t len = 0;
+ unsigned int reg_val = 0;
+
+ if (aw883xx->aw_pa->ops.aw_check_rd_access(aw883xx->reg_addr)) {
+ regmap_read(aw883xx->regmap, aw883xx->reg_addr, ®_val);
+ len += snprintf(buf + len, PAGE_SIZE - len,
+ "reg:0x%02x=0x%04x\n", aw883xx->reg_addr,
+ reg_val);
+ }
+
+ return len;
+}
+
+static ssize_t dsp_rw_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ ssize_t len = 0;
+ unsigned int reg_val = 0;
+
+ mutex_lock(&aw883xx->dsp_lock);
+ regmap_write(aw883xx->regmap, aw883xx->aw_pa->dsp_mem_desc.dsp_madd_reg, aw883xx->dsp_addr);
+ regmap_read(aw883xx->regmap, aw883xx->aw_pa->dsp_mem_desc.dsp_mdat_reg, ®_val);
+ len += snprintf(buf + len, PAGE_SIZE - len,
+ "dsp:0x%04x=0x%04x\n", aw883xx->dsp_addr, reg_val);
+ regmap_read(aw883xx->regmap, aw883xx->aw_pa->dsp_mem_desc.dsp_mdat_reg, ®_val);
+ len += snprintf(buf + len, PAGE_SIZE - len,
+ "dsp:0x%04x=0x%04x\n", aw883xx->dsp_addr + 1, reg_val);
+ aw883xx_clear_dsp_sel_st(aw883xx);
+ mutex_unlock(&aw883xx->dsp_lock);
+
+ return len;
+}
+
+static ssize_t dsp_rw_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ unsigned int databuf[2] = { 0 };
+
+ if (sscanf(buf, "%x %x", &databuf[0], &databuf[1]) == 2) {
+ aw883xx->dsp_addr = (unsigned int)databuf[0];
+ aw883xx_dsp_write(aw883xx, databuf[0], databuf[1], AW_DSP_16_DATA);
+ dev_dbg(aw883xx->dev, "get param: %x %x",
+ databuf[0], databuf[1]);
+ } else if (sscanf(buf, "%x", &databuf[0]) == 1) {
+ aw883xx->dsp_addr = (unsigned int)databuf[0];
+ dev_dbg(aw883xx->dev, "get param: %x",
+ databuf[0]);
+ }
+ aw883xx_clear_dsp_sel_st(aw883xx);
+
+ return count;
+}
+
+static int aw883xx_awrw_write(struct aw883xx *aw883xx, const char *buf, size_t count)
+{
+ int i, ret;
+ char *data_buf = NULL;
+ int str_len, data_len, temp_data;
+ struct aw883xx_i2c_packet *packet = &aw883xx->i2c_packet;
+ uint32_t dsp_addr_h = 0, dsp_addr_l = 0;
+
+ if (!buf) {
+ dev_err(aw883xx->dev, "awrw buf is NULL");
+ return -EINVAL;
+ }
+
+ data_len = AWRW_DATA_BYTES * packet->reg_num;
+
+ str_len = count - AWRW_HDR_LEN - 1;
+ if ((data_len * 5 - 1) > str_len) {
+ dev_err(aw883xx->dev, "data_str_len [%d], requeset len [%d]",
+ str_len, (data_len * 5 - 1));
+ return -EINVAL;
+ }
+
+ if (packet->reg_addr == aw883xx->aw_pa->dsp_mem_desc.dsp_madd_reg) {
+ if (sscanf(buf + AWRW_HDR_LEN + 1,
+ "0x%02x 0x%02x", &dsp_addr_h,
+ &dsp_addr_l) == 2) {
+ packet->dsp_addr = (dsp_addr_h << 8) | dsp_addr_l;
+ packet->dsp_status = AWRW_DSP_READY;
+ dev_dbg(aw883xx->dev, "write:reg_addr[0x%02x], dsp_base_addr:[0x%02x]",
+ packet->reg_addr, packet->dsp_addr);
+ } else {
+ dev_err(aw883xx->dev, "get reg 0x%x data failed", packet->reg_addr);
+ return -EINVAL;
+ }
+ return 0;
+ }
+
+ mutex_lock(&aw883xx->dsp_lock);
+ if (packet->reg_addr == aw883xx->aw_pa->dsp_mem_desc.dsp_mdat_reg) {
+ if (packet->dsp_status != AWRW_DSP_READY) {
+ dev_err(aw883xx->dev, "please write reg[0x40] first");
+ ret = -EINVAL;
+ goto exit;
+ }
+ regmap_write(aw883xx->regmap,
+ aw883xx->aw_pa->dsp_mem_desc.dsp_madd_reg,
+ packet->dsp_addr);
+ packet->dsp_status = AWRW_DSP_ST_NONE;
+ }
+
+ dev_dbg(aw883xx->dev, "write:reg_addr[0x%02x], reg_num[%d]",
+ packet->reg_addr, packet->reg_num);
+
+ data_buf = devm_kzalloc(aw883xx->dev, data_len, GFP_KERNEL);
+ if (!data_buf) {
+ ret = -ENOMEM;
+ goto exit;
+ }
+
+ for (i = 0; i < data_len; i++) {
+ if (sscanf(buf + AWRW_HDR_LEN + 1 + i * 5, "0x%02x", &temp_data) == 1)
+ data_buf[i] = temp_data;
+ }
+
+ ret = regmap_raw_write(aw883xx->regmap, packet->reg_addr, data_buf, data_len);
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "write failed");
+ devm_kfree(aw883xx->dev, data_buf);
+ data_buf = NULL;
+ goto exit;
+ }
+
+ devm_kfree(aw883xx->dev, data_buf);
+ data_buf = NULL;
+exit:
+ mutex_unlock(&aw883xx->dsp_lock);
+ return ret;
+}
+
+static int aw883xx_awrw_data_check(struct aw883xx *aw883xx, int *data)
+{
+ if ((data[AWRW_HDR_ADDR_BYTES] != AWRW_ADDR_BYTES) ||
+ (data[AWRW_HDR_DATA_BYTES] != AWRW_DATA_BYTES)) {
+ dev_err(aw883xx->dev, "addr_bytes [%d] or data_bytes [%d] unsupport",
+ data[AWRW_HDR_ADDR_BYTES], data[AWRW_HDR_DATA_BYTES]);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/* flag addr_bytes data_bytes reg_num reg_addr*/
+static int aw883xx_awrw_parse_buf(struct aw883xx *aw883xx, const char *buf, size_t count)
+{
+ int data[AWRW_HDR_MAX] = { 0 };
+ struct aw883xx_i2c_packet *packet = &aw883xx->i2c_packet;
+ int ret;
+
+ if (sscanf(buf, "0x%02x 0x%02x 0x%02x 0x%02x 0x%02x",
+ &data[AWRW_HDR_WR_FLAG], &data[AWRW_HDR_ADDR_BYTES], &data[AWRW_HDR_DATA_BYTES],
+ &data[AWRW_HDR_REG_NUM], &data[AWRW_HDR_REG_ADDR]) == 5) {
+
+ ret = aw883xx_awrw_data_check(aw883xx, data);
+ if (ret < 0)
+ return ret;
+
+ packet->reg_addr = data[AWRW_HDR_REG_ADDR];
+ packet->reg_num = data[AWRW_HDR_REG_NUM];
+
+ switch (data[AWRW_HDR_WR_FLAG]) {
+ case AWRW_FLAG_WRITE:
+ return aw883xx_awrw_write(aw883xx, buf, count);
+ case AWRW_FLAG_READ:
+ packet->i2c_status = AWRW_I2C_ST_READ;
+ dev_dbg(aw883xx->dev, "read_cmd:reg_addr[0x%02x], reg_num[%d]",
+ packet->reg_addr, packet->reg_num);
+ return 0;
+ default:
+ dev_err(aw883xx->dev,
+ "please check str format, unsupport flag %d",
+ data[AWRW_HDR_WR_FLAG]);
+ return -EINVAL;
+ }
+ } else {
+ dev_err(aw883xx->dev, "can not parse string");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static ssize_t awrw_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ int ret;
+
+ if (count < AWRW_HDR_LEN) {
+ dev_err(dev, "data count too smaller, please check write format");
+ dev_err(dev, "string %s", buf);
+ return -EINVAL;
+ }
+
+ ret = aw883xx_awrw_parse_buf(aw883xx, buf, count);
+ if (ret)
+ return -EINVAL;
+
+ return count;
+}
+
+static ssize_t awrw_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ struct aw883xx_i2c_packet *packet = &aw883xx->i2c_packet;
+ int data_len, len = 0;
+ int ret, i;
+ char *reg_data = NULL;
+
+ if (packet->i2c_status != AWRW_I2C_ST_READ) {
+ dev_err(aw883xx->dev, "please write read cmd first");
+ return -EINVAL;
+ }
+
+ mutex_lock(&aw883xx->dsp_lock);
+ if (packet->reg_addr == aw883xx->aw_pa->dsp_mem_desc.dsp_mdat_reg) {
+ if (packet->dsp_status != AWRW_DSP_READY) {
+ dev_err(aw883xx->dev, "please write reg[0x40] first");
+ mutex_unlock(&aw883xx->dsp_lock);
+ return -EINVAL;
+ }
+ ret = regmap_write(aw883xx->regmap,
+ aw883xx->aw_pa->dsp_mem_desc.dsp_madd_reg,
+ packet->dsp_addr);
+ if (ret < 0) {
+ mutex_unlock(&aw883xx->dsp_lock);
+ return ret;
+ }
+ packet->dsp_status = AWRW_DSP_ST_NONE;
+ }
+
+ data_len = AWRW_DATA_BYTES * packet->reg_num;
+ reg_data = devm_kzalloc(dev, data_len, GFP_KERNEL);
+ if (!reg_data) {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ ret = regmap_raw_read(aw883xx->regmap, packet->reg_addr, (void *)reg_data, data_len);
+ if (ret < 0) {
+ ret = -EFAULT;
+ goto exit;
+ }
+
+ dev_dbg(aw883xx->dev, "reg_addr 0x%02x, reg_num %d",
+ packet->reg_addr, packet->reg_num);
+
+ for (i = 0; i < data_len; i++) {
+ len += snprintf(buf + len, PAGE_SIZE - len,
+ "0x%02x,", reg_data[i]);
+ }
+
+ ret = len;
+
+exit:
+ if (reg_data) {
+ devm_kfree(dev, reg_data);
+ reg_data = NULL;
+ }
+ mutex_unlock(&aw883xx->dsp_lock);
+ packet->i2c_status = AWRW_I2C_ST_NONE;
+ return ret;
+}
+
+static ssize_t dbg_prof_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ unsigned int databuf = 0;
+ int ret = 0;
+
+ ret = kstrtoint(buf, 0, &databuf);
+ if (ret == 0) {
+ if (databuf)
+ aw883xx->dbg_en_prof = true;
+ else
+ aw883xx->dbg_en_prof = false;
+ }
+
+ dev_dbg(aw883xx->dev, "en_prof %d Done", databuf);
+
+ return count;
+}
+
+static ssize_t dbg_prof_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ ssize_t len = 0;
+
+ len += snprintf(buf+len, PAGE_SIZE-len,
+ " %d\n", aw883xx->dbg_en_prof);
+
+ return len;
+}
+
+static ssize_t phase_sync_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ unsigned int flag = 0;
+ int ret;
+
+ ret = kstrtouint(buf, 0, &flag);
+ if (ret < 0)
+ return ret;
+
+ flag = ((flag == false) ? false : true);
+
+ dev_dbg(aw883xx->dev, "set phase sync flag : [%d]", flag);
+
+ aw883xx->phase_sync = flag;
+
+ return count;
+}
+
+static ssize_t phase_sync_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ ssize_t len = 0;
+
+ len += snprintf(buf + len, PAGE_SIZE - len,
+ "sync flag : %d\n", aw883xx->phase_sync);
+
+ return len;
+}
+
+static ssize_t fade_enable_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ uint32_t fade_en = 0;
+ int ret = 0;
+
+ ret = kstrtouint(buf, 0, &fade_en);
+ if (ret == 0)
+ aw883xx->aw_pa->fade_en = fade_en;
+
+ dev_dbg(aw883xx->dev, "set fade_en %d", aw883xx->aw_pa->fade_en);
+
+ return count;
+}
+
+static ssize_t fade_enable_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ ssize_t len = 0;
+
+ len += snprintf(buf+len, PAGE_SIZE-len,
+ "fade_en: %d\n", aw883xx->aw_pa->fade_en);
+
+ return len;
+}
+
+static int aw883xx_dsp_log_info(struct aw883xx *aw883xx, unsigned int base_addr,
+ uint32_t data_len, char *format)
+{
+ unsigned int reg_val = 0;
+ char *dsp_reg_info = NULL;
+ ssize_t dsp_info_len = 0;
+ int i;
+
+ dsp_reg_info = devm_kzalloc(aw883xx->dev, AW_NAME_BUF_MAX, GFP_KERNEL);
+ if (!dsp_reg_info)
+ return -ENOMEM;
+
+ mutex_lock(&aw883xx->dsp_lock);
+ regmap_write(aw883xx->regmap, aw883xx->aw_pa->dsp_mem_desc.dsp_madd_reg, base_addr);
+
+ for (i = 0; i < data_len; i += 2) {
+ regmap_read(aw883xx->regmap, aw883xx->aw_pa->dsp_mem_desc.dsp_mdat_reg, ®_val);
+ dsp_info_len += snprintf(dsp_reg_info + dsp_info_len,
+ AW_NAME_BUF_MAX - dsp_info_len,
+ "%02x,%02x,", (reg_val >> 0) & 0xff,
+ (reg_val >> 8) & 0xff);
+ if ((i / 2 + 1) % 8 == 0) {
+ dev_dbg(aw883xx->dev, "%s: %s", format, dsp_reg_info);
+ dsp_info_len = 0;
+ memset(dsp_reg_info, 0, AW_NAME_BUF_MAX);
+ }
+
+ if (((data_len) % 8 != 0) &&
+ (i == (data_len - 2))) {
+ dev_dbg(aw883xx->dev, "%s: %s", format, dsp_reg_info);
+ dsp_info_len = 0;
+ memset(dsp_reg_info, 0, AW_NAME_BUF_MAX);
+ }
+ }
+
+ dsp_info_len = 0;
+ memset(dsp_reg_info, 0, AW_NAME_BUF_MAX);
+ devm_kfree(aw883xx->dev, dsp_reg_info);
+ dsp_reg_info = NULL;
+ mutex_unlock(&aw883xx->dsp_lock);
+
+ return 0;
+}
+
+static ssize_t dsp_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ ssize_t len = 0;
+ int ret = -1;
+ uint32_t data_len;
+
+ if (aw883xx->aw_pa->dsp_cfg == AW_DEV_DSP_BYPASS) {
+ len += snprintf((char *)(buf + len), PAGE_SIZE - len,
+ "%s: dsp bypass\n", __func__);
+ } else {
+ len += snprintf((char *)(buf + len), PAGE_SIZE - len,
+ "%s: dsp working\n", __func__);
+ ret = aw883xx_dev_get_iis_status(aw883xx->aw_pa);
+ if (ret < 0) {
+ len += snprintf((char *)(buf + len),
+ PAGE_SIZE - len,
+ "%s: no iis signal\n",
+ __func__);
+ dev_err(aw883xx->dev, "no iis signal, dsp show failed");
+ return len;
+ }
+
+ len += snprintf(buf + len, PAGE_SIZE - len,
+ "dsp firmware and config info is displayed in the kernel log\n");
+
+ dev_dbg(aw883xx->dev, "dsp_firmware_len:%d", aw883xx->aw_pa->dsp_fw_len);
+ ret = aw883xx_dsp_log_info(aw883xx, aw883xx->aw_pa->dsp_mem_desc.dsp_fw_base_addr,
+ aw883xx->aw_pa->dsp_fw_len, "dsp_fw");
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "dsp_fw display failed");
+ return len;
+ }
+
+ dev_dbg(aw883xx->dev, "dsp_config_len:%d", aw883xx->aw_pa->dsp_cfg_len);
+ ret = aw883xx_dsp_log_info(aw883xx, aw883xx->aw_pa->dsp_mem_desc.dsp_cfg_base_addr,
+ aw883xx->aw_pa->dsp_cfg_len, "dsp_config");
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "dsp_config display failed");
+ return len;
+ }
+
+ dev_dbg(aw883xx->dev, "dsp_config:0x8180-0x83fc");
+ data_len = 2 * (aw883xx->aw_pa->dsp_st_desc.dsp_reg_e1 -
+ aw883xx->aw_pa->dsp_st_desc.dsp_reg_s1);
+ ret = aw883xx_dsp_log_info(aw883xx, aw883xx->aw_pa->dsp_st_desc.dsp_reg_s1,
+ data_len, "dsp_st");
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "dsp_config:0x8180-0x83fc failed");
+ return len;
+ }
+
+ dev_dbg(aw883xx->dev, "dsp_config:0x9c00-0x9c5c");
+ data_len = 2 * (aw883xx->aw_pa->dsp_st_desc.dsp_reg_e2 -
+ aw883xx->aw_pa->dsp_st_desc.dsp_reg_s2);
+ ret = aw883xx_dsp_log_info(aw883xx, aw883xx->aw_pa->dsp_st_desc.dsp_reg_s2,
+ data_len, "dsp_st");
+ if (ret < 0) {
+ dev_err(aw883xx->dev, "dsp_config:0x9c00-0x9c5c display failed");
+ return len;
+ }
+ }
+
+ return len;
+}
+
+static ssize_t re_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+ unsigned int databuf = 0;
+ int ret = 0;
+
+ ret = kstrtoint(buf, 0, &databuf);
+ if (ret == 0)
+ aw883xx_dev_set_cali_re(aw883xx->aw_pa, databuf);
+
+ dev_dbg(aw883xx->dev, "set cali_re %d mohm Done", databuf);
+
+ return count;
+}
+
+static ssize_t re_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ ssize_t len = 0;
+ struct aw883xx *aw883xx = dev_get_drvdata(dev);
+
+ len += snprintf(buf+len, PAGE_SIZE-len,
+ "cali_re: %d mohm\n", aw883xx_dev_get_cali_re(aw883xx->aw_pa));
+
+ return len;
+}
+
+static DEVICE_ATTR_RW(rw);
+static DEVICE_ATTR_RW(dsp_rw);
+static DEVICE_ATTR_RW(awrw);
+static DEVICE_ATTR_RW(dbg_prof);
+static DEVICE_ATTR_RW(phase_sync);
+static DEVICE_ATTR_RW(fade_enable);
+static DEVICE_ATTR_RO(dsp);
+static DEVICE_ATTR_RW(re);
+
+static struct attribute *aw883xx_attributes[] = {
+ &dev_attr_rw.attr,
+ &dev_attr_dsp_rw.attr,
+ &dev_attr_awrw.attr,
+ &dev_attr_dbg_prof.attr,
+ &dev_attr_phase_sync.attr,
+ &dev_attr_fade_enable.attr,
+ &dev_attr_dsp.attr,
+ &dev_attr_re.attr,
+ NULL
+};
+
+static struct attribute_group aw883xx_attribute_group = {
+ .attrs = aw883xx_attributes
+};
+
+/*
+ * i2c driver
+ */
+static int aw883xx_i2c_probe(struct i2c_client *i2c)
+{
+ struct aw883xx *aw883xx = NULL;
+ int ret = -1;
+
+ if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_I2C)) {
+ dev_err(&i2c->dev, "check_functionality failed");
+ return -EIO;
+ }
+
+ aw883xx = aw883xx_malloc_init(i2c);
+ if (!aw883xx) {
+ dev_err(&i2c->dev, "malloc aw883xx failed");
+ return -ENOMEM;
+ }
+ i2c_set_clientdata(i2c, aw883xx);
+
+ aw883xx_parse_sync_flag_dt(aw883xx);
+
+ aw883xx->reset_gpio = devm_gpiod_get_optional(&i2c->dev,
+ "reset", GPIOD_OUT_LOW);
+ if (IS_ERR(aw883xx->reset_gpio))
+ dev_info(aw883xx->dev, "reset gpio not defined\n");
+
+ /* hardware reset */
+ aw883xx_hw_reset(aw883xx);
+
+ aw883xx->regmap = devm_regmap_init_i2c(i2c, &aw883xx_remap_config);
+ if (IS_ERR(aw883xx->regmap)) {
+ ret = PTR_ERR(aw883xx->regmap);
+ dev_err(&i2c->dev, "Failed to init regmap: %d\n", ret);
+ return ret;
+ }
+
+ /* aw883xx chip id */
+ ret = aw883xx_read_chipid(aw883xx);
+ if (ret < 0) {
+ dev_err(&i2c->dev, "aw883xx_read_chipid failed ret=%d", ret);
+ return ret;
+ }
+
+ /*aw pa init*/
+ ret = aw883xx_init(aw883xx);
+ if (ret < 0)
+ return ret;
+
+ ret = aw883xx_componet_codec_register(aw883xx);
+ if (ret) {
+ dev_err(&i2c->dev, "codec register failed");
+ return ret;
+ }
+
+ ret = sysfs_create_group(&i2c->dev.kobj, &aw883xx_attribute_group);
+ if (ret < 0) {
+ dev_err(&i2c->dev, "error creating sysfs attr files");
+ goto err_sysfs;
+ }
+
+ dev_set_drvdata(&i2c->dev, aw883xx);
+
+ return 0;
+
+err_sysfs:
+ snd_soc_unregister_component(&i2c->dev);
+ return ret;
+}
+
+static void aw883xx_i2c_remove(struct i2c_client *i2c)
+{
+ struct aw883xx *aw883xx = i2c_get_clientdata(i2c);
+
+ sysfs_remove_group(&aw883xx->dev->kobj,
+ &aw883xx_attribute_group);
+
+ /*free device resource */
+ aw883xx_device_remove(aw883xx->aw_pa);
+
+ snd_soc_unregister_component(&i2c->dev);
+ vfree(aw883xx->aw_cfg);
+ aw883xx->aw_cfg = NULL;
+}
+
+static const struct i2c_device_id aw883xx_i2c_id[] = {
+ { AW883XX_I2C_NAME, 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, aw883xx_i2c_id);
+
+static struct i2c_driver aw883xx_i2c_driver = {
+ .driver = {
+ .name = AW883XX_I2C_NAME,
+ .owner = THIS_MODULE,
+ },
+ .probe_new = aw883xx_i2c_probe,
+ .remove = aw883xx_i2c_remove,
+ .id_table = aw883xx_i2c_id,
+};
+module_i2c_driver(aw883xx_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC AW883XX Smart PA Driver");
+MODULE_LICENSE("GPL v2");
+
new file mode 100644
@@ -0,0 +1,105 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * aw883xx.c -- ALSA Soc AW883XX codec support
+ *
+ * Copyright (c) 2022 AWINIC Technology CO., LTD
+ *
+ * Author: Bruce zhao <zhaolei@awinic.com>
+ */
+
+#ifndef __AW883XX_H__
+#define __AW883XX_H__
+
+#include <linux/version.h>
+#include <sound/control.h>
+#include <sound/soc.h>
+#include "aw883xx_device.h"
+
+#define AW883XX_CHIP_ID_REG (0x00)
+#define AW_START_RETRIES (5)
+#define AW883XX_START_WORK_DELAY_MS (0)
+
+
+#define AW883XX_DSP_16_DATA_MASK (0x0000ffff)
+
+#define AW_KCONTROL_NUM (6)
+
+enum {
+ AWRW_I2C_ST_NONE = 0,
+ AWRW_I2C_ST_READ,
+ AWRW_I2C_ST_WRITE,
+};
+
+enum {
+ AWRW_DSP_ST_NONE = 0,
+ AWRW_DSP_READY,
+};
+
+enum {
+ AW_SYNC_START = 0,
+ AW_ASYNC_START,
+};
+
+
+#define AWRW_ADDR_BYTES (1)
+#define AWRW_DATA_BYTES (2)
+#define AWRW_HDR_LEN (24)
+
+enum {
+ AWRW_FLAG_WRITE = 0,
+ AWRW_FLAG_READ,
+};
+
+enum {
+ AWRW_HDR_WR_FLAG = 0,
+ AWRW_HDR_ADDR_BYTES,
+ AWRW_HDR_DATA_BYTES,
+ AWRW_HDR_REG_NUM,
+ AWRW_HDR_REG_ADDR,
+ AWRW_HDR_MAX,
+};
+
+struct aw883xx_i2c_packet {
+ unsigned char i2c_status;
+ unsigned char dsp_status;
+ unsigned int reg_num;
+ unsigned int reg_addr;
+ unsigned int dsp_addr;
+ char *reg_data;
+};
+
+enum {
+ AW883XX_STREAM_CLOSE = 0,
+ AW883XX_STREAM_OPEN,
+};
+
+struct aw883xx {
+ struct i2c_client *i2c;
+ struct device *dev;
+ struct mutex lock;
+ struct mutex dsp_lock;
+ struct snd_soc_component *codec;
+ struct aw_device *aw_pa;
+ struct gpio_desc *reset_gpio;
+ unsigned char phase_sync; /*phase sync*/
+ uint32_t allow_pw;
+ uint8_t pstream;
+ uint8_t dbg_en_prof;
+ struct workqueue_struct *work_queue;
+ struct delayed_work start_work;
+ uint8_t reg_addr;
+ uint16_t dsp_addr;
+ uint16_t chip_id;
+ struct aw883xx_i2c_packet i2c_packet;
+ struct regmap *regmap;
+ struct aw_container *aw_cfg;
+};
+
+int aw883xx_init(struct aw883xx *aw883xx);
+
+int aw883xx_dsp_write(struct aw883xx *aw883xx,
+ uint16_t dsp_addr, uint32_t dsp_data, uint8_t data_type);
+int aw883xx_dsp_read(struct aw883xx *aw883xx,
+ uint16_t dsp_addr, uint32_t *dsp_data, uint8_t data_type);
+
+#endif