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Diffstat (limited to 'sound/soc/codecs/aw88395/aw88395_device.c')
-rw-r--r--sound/soc/codecs/aw88395/aw88395_device.c1748
1 files changed, 1748 insertions, 0 deletions
diff --git a/sound/soc/codecs/aw88395/aw88395_device.c b/sound/soc/codecs/aw88395/aw88395_device.c
new file mode 100644
index 000000000000..33eda3741464
--- /dev/null
+++ b/sound/soc/codecs/aw88395/aw88395_device.c
@@ -0,0 +1,1748 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// aw88395_device.c -- AW88395 function for ALSA Audio Driver
+//
+// Copyright (c) 2022-2023 AWINIC Technology CO., LTD
+//
+// Author: Bruce zhao <zhaolei@awinic.com>
+// Author: Ben Yi <yijiangtao@awinic.com>
+//
+
+#include <linux/crc32.h>
+#include <linux/i2c.h>
+#include <linux/regmap.h>
+#include "aw88395_device.h"
+#include "aw88395_reg.h"
+
+static int aw_dev_dsp_write_16bit(struct aw_device *aw_dev,
+ unsigned short dsp_addr, unsigned int dsp_data)
+{
+ int ret;
+
+ ret = regmap_write(aw_dev->regmap, AW88395_DSPMADD_REG, dsp_addr);
+ if (ret) {
+ dev_err(aw_dev->dev, "%s write addr error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ ret = regmap_write(aw_dev->regmap, AW88395_DSPMDAT_REG, (u16)dsp_data);
+ if (ret) {
+ dev_err(aw_dev->dev, "%s write data error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int aw_dev_dsp_write_32bit(struct aw_device *aw_dev,
+ unsigned short dsp_addr, unsigned int dsp_data)
+{
+ u16 temp_data;
+ int ret;
+
+ ret = regmap_write(aw_dev->regmap, AW88395_DSPMADD_REG, dsp_addr);
+ if (ret) {
+ dev_err(aw_dev->dev, "%s write addr error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ temp_data = dsp_data & AW88395_DSP_16_DATA_MASK;
+ ret = regmap_write(aw_dev->regmap, AW88395_DSPMDAT_REG, (u16)temp_data);
+ if (ret) {
+ dev_err(aw_dev->dev, "%s write datal error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ temp_data = dsp_data >> 16;
+ ret = regmap_write(aw_dev->regmap, AW88395_DSPMDAT_REG, (u16)temp_data);
+ if (ret) {
+ dev_err(aw_dev->dev, "%s write datah error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int aw_dev_dsp_write(struct aw_device *aw_dev,
+ unsigned short dsp_addr, unsigned int dsp_data, unsigned char data_type)
+{
+ u32 reg_value;
+ int ret;
+
+ mutex_lock(&aw_dev->dsp_lock);
+ switch (data_type) {
+ case AW88395_DSP_16_DATA:
+ ret = aw_dev_dsp_write_16bit(aw_dev, dsp_addr, dsp_data);
+ if (ret)
+ dev_err(aw_dev->dev, "write dsp_addr[0x%x] 16-bit dsp_data[0x%x] failed",
+ (u32)dsp_addr, dsp_data);
+ break;
+ case AW88395_DSP_32_DATA:
+ ret = aw_dev_dsp_write_32bit(aw_dev, dsp_addr, dsp_data);
+ if (ret)
+ dev_err(aw_dev->dev, "write dsp_addr[0x%x] 32-bit dsp_data[0x%x] failed",
+ (u32)dsp_addr, dsp_data);
+ break;
+ default:
+ dev_err(aw_dev->dev, "data type[%d] unsupported", data_type);
+ ret = -EINVAL;
+ break;
+ }
+
+ /* clear dsp chip select state*/
+ if (regmap_read(aw_dev->regmap, AW88395_ID_REG, &reg_value))
+ dev_err(aw_dev->dev, "%s fail to clear chip state. Err=%d\n", __func__, ret);
+ mutex_unlock(&aw_dev->dsp_lock);
+
+ return ret;
+}
+
+static int aw_dev_dsp_read_16bit(struct aw_device *aw_dev,
+ unsigned short dsp_addr, unsigned int *dsp_data)
+{
+ unsigned int temp_data;
+ int ret;
+
+ ret = regmap_write(aw_dev->regmap, AW88395_DSPMADD_REG, dsp_addr);
+ if (ret) {
+ dev_err(aw_dev->dev, "%s write error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ ret = regmap_read(aw_dev->regmap, AW88395_DSPMDAT_REG, &temp_data);
+ if (ret) {
+ dev_err(aw_dev->dev, "%s read error, ret=%d", __func__, ret);
+ return ret;
+ }
+ *dsp_data = temp_data;
+
+ return 0;
+}
+
+static int aw_dev_dsp_read_32bit(struct aw_device *aw_dev,
+ unsigned short dsp_addr, unsigned int *dsp_data)
+{
+ unsigned int temp_data;
+ int ret;
+
+ ret = regmap_write(aw_dev->regmap, AW88395_DSPMADD_REG, dsp_addr);
+ if (ret) {
+ dev_err(aw_dev->dev, "%s write error, ret=%d", __func__, ret);
+ return ret;
+ }
+
+ ret = regmap_read(aw_dev->regmap, AW88395_DSPMDAT_REG, &temp_data);
+ if (ret) {
+ dev_err(aw_dev->dev, "%s read error, ret=%d", __func__, ret);
+ return ret;
+ }
+ *dsp_data = temp_data;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_DSPMDAT_REG, &temp_data);
+ if (ret) {
+ dev_err(aw_dev->dev, "%s read error, ret=%d", __func__, ret);
+ return ret;
+ }
+ *dsp_data |= (temp_data << 16);
+
+ return 0;
+}
+
+static int aw_dev_dsp_read(struct aw_device *aw_dev,
+ unsigned short dsp_addr, unsigned int *dsp_data, unsigned char data_type)
+{
+ u32 reg_value;
+ int ret;
+
+ mutex_lock(&aw_dev->dsp_lock);
+ switch (data_type) {
+ case AW88395_DSP_16_DATA:
+ ret = aw_dev_dsp_read_16bit(aw_dev, dsp_addr, dsp_data);
+ if (ret)
+ dev_err(aw_dev->dev, "read dsp_addr[0x%x] 16-bit dsp_data[0x%x] failed",
+ (u32)dsp_addr, *dsp_data);
+ break;
+ case AW88395_DSP_32_DATA:
+ ret = aw_dev_dsp_read_32bit(aw_dev, dsp_addr, dsp_data);
+ if (ret)
+ dev_err(aw_dev->dev, "read dsp_addr[0x%x] 32r-bit dsp_data[0x%x] failed",
+ (u32)dsp_addr, *dsp_data);
+ break;
+ default:
+ dev_err(aw_dev->dev, "data type[%d] unsupported", data_type);
+ ret = -EINVAL;
+ break;
+ }
+
+ /* clear dsp chip select state*/
+ if (regmap_read(aw_dev->regmap, AW88395_ID_REG, &reg_value))
+ dev_err(aw_dev->dev, "%s fail to clear chip state. Err=%d\n", __func__, ret);
+ mutex_unlock(&aw_dev->dsp_lock);
+
+ return ret;
+}
+
+
+static int aw_dev_read_chipid(struct aw_device *aw_dev, u16 *chip_id)
+{
+ int reg_val;
+ int ret;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_CHIP_ID_REG, &reg_val);
+ if (ret) {
+ dev_err(aw_dev->dev, "%s read chipid error. ret = %d", __func__, ret);
+ return ret;
+ }
+
+ dev_info(aw_dev->dev, "chip id = %x\n", reg_val);
+ *chip_id = reg_val;
+
+ return 0;
+}
+
+static unsigned int reg_val_to_db(unsigned int value)
+{
+ return (((value >> AW88395_VOL_6DB_START) * AW88395_VOLUME_STEP_DB) +
+ ((value & 0x3f) % AW88395_VOLUME_STEP_DB));
+}
+
+static unsigned short db_to_reg_val(unsigned short value)
+{
+ return (((value / AW88395_VOLUME_STEP_DB) << AW88395_VOL_6DB_START) +
+ (value % AW88395_VOLUME_STEP_DB));
+}
+
+static int aw_dev_dsp_fw_check(struct aw_device *aw_dev)
+{
+ struct aw_sec_data_desc *dsp_fw_desc;
+ struct aw_prof_desc *set_prof_desc;
+ u16 base_addr = AW88395_DSP_FW_ADDR;
+ u16 addr = base_addr;
+ u32 dsp_val;
+ u16 bin_val;
+ int ret, i;
+
+ ret = aw88395_dev_get_prof_data(aw_dev, aw_dev->prof_cur, &set_prof_desc);
+ if (ret)
+ return ret;
+
+ /* update reg */
+ dsp_fw_desc = &set_prof_desc->sec_desc[AW88395_DATA_TYPE_DSP_FW];
+
+ for (i = 0; i < AW88395_FW_CHECK_PART; i++) {
+ ret = aw_dev_dsp_read(aw_dev, addr, &dsp_val, AW88395_DSP_16_DATA);
+ if (ret) {
+ dev_err(aw_dev->dev, "dsp read failed");
+ return ret;
+ }
+
+ bin_val = be16_to_cpup((void *)&dsp_fw_desc->data[2 * (addr - base_addr)]);
+
+ if (dsp_val != bin_val) {
+ dev_err(aw_dev->dev, "fw check failed, addr[0x%x], read[0x%x] != bindata[0x%x]",
+ addr, dsp_val, bin_val);
+ return -EINVAL;
+ }
+
+ addr += (dsp_fw_desc->len / 2) / AW88395_FW_CHECK_PART;
+ if ((addr - base_addr) > dsp_fw_desc->len) {
+ dev_err(aw_dev->dev, "fw check failed, addr[0x%x] too large", addr);
+ return -EINVAL;
+ }
+ }
+
+ return 0;
+}
+
+static int aw_dev_set_volume(struct aw_device *aw_dev, unsigned int value)
+{
+ struct aw_volume_desc *vol_desc = &aw_dev->volume_desc;
+ unsigned int reg_value;
+ u16 real_value, volume;
+ int ret;
+
+ volume = min((value + vol_desc->init_volume), (unsigned int)AW88395_MUTE_VOL);
+ real_value = db_to_reg_val(volume);
+
+ /* cal real value */
+ ret = regmap_read(aw_dev->regmap, AW88395_SYSCTRL2_REG, &reg_value);
+ if (ret)
+ return ret;
+
+ dev_dbg(aw_dev->dev, "value 0x%x , reg:0x%x", value, real_value);
+
+ /* [15 : 6] volume */
+ real_value = (real_value << AW88395_VOL_START_BIT) | (reg_value & AW88395_VOL_MASK);
+
+ /* write value */
+ ret = regmap_write(aw_dev->regmap, AW88395_SYSCTRL2_REG, real_value);
+
+ return ret;
+}
+
+void aw88395_dev_set_volume(struct aw_device *aw_dev, unsigned short set_vol)
+{
+ int ret;
+
+ ret = aw_dev_set_volume(aw_dev, set_vol);
+ if (ret)
+ dev_dbg(aw_dev->dev, "set volume failed");
+}
+EXPORT_SYMBOL_GPL(aw88395_dev_set_volume);
+
+static void aw_dev_fade_in(struct aw_device *aw_dev)
+{
+ struct aw_volume_desc *desc = &aw_dev->volume_desc;
+ u16 fade_in_vol = desc->ctl_volume;
+ int fade_step = aw_dev->fade_step;
+ int i;
+
+ if (!aw_dev->fade_en)
+ return;
+
+ if (fade_step == 0 || aw_dev->fade_in_time == 0) {
+ aw_dev_set_volume(aw_dev, fade_in_vol);
+ return;
+ }
+
+ for (i = AW88395_MUTE_VOL; i >= fade_in_vol; i -= fade_step) {
+ aw_dev_set_volume(aw_dev, i);
+ usleep_range(aw_dev->fade_in_time, aw_dev->fade_in_time + 10);
+ }
+
+ if (i != fade_in_vol)
+ aw_dev_set_volume(aw_dev, fade_in_vol);
+}
+
+static void aw_dev_fade_out(struct aw_device *aw_dev)
+{
+ struct aw_volume_desc *desc = &aw_dev->volume_desc;
+ int fade_step = aw_dev->fade_step;
+ int i;
+
+ if (!aw_dev->fade_en)
+ return;
+
+ if (fade_step == 0 || aw_dev->fade_out_time == 0) {
+ aw_dev_set_volume(aw_dev, AW88395_MUTE_VOL);
+ return;
+ }
+
+ for (i = desc->ctl_volume; i <= AW88395_MUTE_VOL; i += fade_step) {
+ aw_dev_set_volume(aw_dev, i);
+ usleep_range(aw_dev->fade_out_time, aw_dev->fade_out_time + 10);
+ }
+
+ if (i != AW88395_MUTE_VOL) {
+ aw_dev_set_volume(aw_dev, AW88395_MUTE_VOL);
+ usleep_range(aw_dev->fade_out_time, aw_dev->fade_out_time + 10);
+ }
+}
+
+static int aw_dev_modify_dsp_cfg(struct aw_device *aw_dev,
+ unsigned int addr, unsigned int dsp_data, unsigned char data_type)
+{
+ struct aw_sec_data_desc *crc_dsp_cfg = &aw_dev->crc_dsp_cfg;
+ unsigned int addr_offset;
+ __le16 data1;
+ __le32 data2;
+
+ dev_dbg(aw_dev->dev, "addr:0x%x, dsp_data:0x%x", addr, dsp_data);
+
+ addr_offset = (addr - AW88395_DSP_CFG_ADDR) * 2;
+ if (addr_offset > crc_dsp_cfg->len) {
+ dev_err(aw_dev->dev, "addr_offset[%d] > crc_dsp_cfg->len[%d]",
+ addr_offset, crc_dsp_cfg->len);
+ return -EINVAL;
+ }
+ switch (data_type) {
+ case AW88395_DSP_16_DATA:
+ data1 = cpu_to_le16((u16)dsp_data);
+ memcpy(crc_dsp_cfg->data + addr_offset, (u8 *)&data1, 2);
+ break;
+ case AW88395_DSP_32_DATA:
+ data2 = cpu_to_le32(dsp_data);
+ memcpy(crc_dsp_cfg->data + addr_offset, (u8 *)&data2, 4);
+ break;
+ default:
+ dev_err(aw_dev->dev, "data type[%d] unsupported", data_type);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int aw_dev_dsp_set_cali_re(struct aw_device *aw_dev)
+{
+ u32 cali_re;
+ int ret;
+
+ cali_re = AW88395_SHOW_RE_TO_DSP_RE((aw_dev->cali_desc.cali_re +
+ aw_dev->cali_desc.ra), AW88395_DSP_RE_SHIFT);
+
+ /* set cali re to device */
+ ret = aw_dev_dsp_write(aw_dev,
+ AW88395_DSP_REG_CFG_ADPZ_RE, cali_re, AW88395_DSP_32_DATA);
+ if (ret) {
+ dev_err(aw_dev->dev, "set cali re error");
+ return ret;
+ }
+
+ ret = aw_dev_modify_dsp_cfg(aw_dev, AW88395_DSP_REG_CFG_ADPZ_RE,
+ cali_re, AW88395_DSP_32_DATA);
+ if (ret)
+ dev_err(aw_dev->dev, "modify dsp cfg failed");
+
+ return ret;
+}
+
+static void aw_dev_i2s_tx_enable(struct aw_device *aw_dev, bool flag)
+{
+ int ret;
+
+ if (flag) {
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_I2SCFG1_REG,
+ ~AW88395_I2STXEN_MASK, AW88395_I2STXEN_ENABLE_VALUE);
+ } else {
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_I2SCFG1_REG,
+ ~AW88395_I2STXEN_MASK, AW88395_I2STXEN_DISABLE_VALUE);
+ }
+
+ if (ret)
+ dev_dbg(aw_dev->dev, "%s failed", __func__);
+}
+
+static int aw_dev_dsp_set_crc32(struct aw_device *aw_dev)
+{
+ struct aw_sec_data_desc *crc_dsp_cfg = &aw_dev->crc_dsp_cfg;
+ u32 crc_value, crc_data_len;
+
+ /* get crc data len */
+ crc_data_len = (AW88395_DSP_REG_CRC_ADDR - AW88395_DSP_CFG_ADDR) * 2;
+ if (crc_data_len > crc_dsp_cfg->len) {
+ dev_err(aw_dev->dev, "crc data len :%d > cfg_data len:%d",
+ crc_data_len, crc_dsp_cfg->len);
+ return -EINVAL;
+ }
+
+ if (crc_data_len & 0x11) {
+ dev_err(aw_dev->dev, "The crc data len :%d unsupport", crc_data_len);
+ return -EINVAL;
+ }
+
+ crc_value = __crc32c_le(0xFFFFFFFF, crc_dsp_cfg->data, crc_data_len) ^ 0xFFFFFFFF;
+
+ return aw_dev_dsp_write(aw_dev, AW88395_DSP_REG_CRC_ADDR, crc_value,
+ AW88395_DSP_32_DATA);
+}
+
+static void aw_dev_dsp_check_crc_enable(struct aw_device *aw_dev, bool flag)
+{
+ int ret;
+
+ if (flag) {
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_HAGCCFG7_REG,
+ ~AW88395_AGC_DSP_CTL_MASK, AW88395_AGC_DSP_CTL_ENABLE_VALUE);
+ } else {
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_HAGCCFG7_REG,
+ ~AW88395_AGC_DSP_CTL_MASK, AW88395_AGC_DSP_CTL_DISABLE_VALUE);
+ }
+ if (ret)
+ dev_dbg(aw_dev->dev, "%s failed", __func__);
+}
+
+static int aw_dev_dsp_check_st(struct aw_device *aw_dev)
+{
+ unsigned int reg_val;
+ int ret;
+ int i;
+
+ for (i = 0; i < AW88395_DSP_ST_CHECK_MAX; i++) {
+ ret = regmap_read(aw_dev->regmap, AW88395_SYSST_REG, &reg_val);
+ if (ret) {
+ dev_err(aw_dev->dev, "read reg0x%x failed", AW88395_SYSST_REG);
+ continue;
+ }
+
+ if ((reg_val & (~AW88395_DSPS_MASK)) != AW88395_DSPS_NORMAL_VALUE) {
+ dev_err(aw_dev->dev, "check dsp st fail,reg_val:0x%04x", reg_val);
+ ret = -EPERM;
+ continue;
+ } else {
+ dev_dbg(aw_dev->dev, "dsp st check ok, reg_val:0x%04x", reg_val);
+ return 0;
+ }
+ }
+
+ return ret;
+}
+
+static void aw_dev_dsp_enable(struct aw_device *aw_dev, bool is_enable)
+{
+ int ret;
+
+ if (is_enable) {
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_SYSCTRL_REG,
+ ~AW88395_DSPBY_MASK, AW88395_DSPBY_WORKING_VALUE);
+ if (ret)
+ dev_dbg(aw_dev->dev, "enable dsp failed");
+ } else {
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_SYSCTRL_REG,
+ ~AW88395_DSPBY_MASK, AW88395_DSPBY_BYPASS_VALUE);
+ if (ret)
+ dev_dbg(aw_dev->dev, "disable dsp failed");
+ }
+}
+
+static int aw_dev_dsp_check_crc32(struct aw_device *aw_dev)
+{
+ int ret;
+
+ if (aw_dev->dsp_cfg == AW88395_DEV_DSP_BYPASS) {
+ dev_info(aw_dev->dev, "dsp bypass");
+ return 0;
+ }
+
+ ret = aw_dev_dsp_set_crc32(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "set dsp crc32 failed");
+ return ret;
+ }
+
+ aw_dev_dsp_check_crc_enable(aw_dev, true);
+
+ /* dsp enable */
+ aw_dev_dsp_enable(aw_dev, true);
+ usleep_range(AW88395_5000_US, AW88395_5000_US + 100);
+
+ ret = aw_dev_dsp_check_st(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "check crc32 fail");
+ } else {
+ aw_dev_dsp_check_crc_enable(aw_dev, false);
+ aw_dev->dsp_crc_st = AW88395_DSP_CRC_OK;
+ }
+
+ return ret;
+}
+
+static void aw_dev_pwd(struct aw_device *aw_dev, bool pwd)
+{
+ int ret;
+
+ if (pwd) {
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_SYSCTRL_REG,
+ ~AW88395_PWDN_MASK, AW88395_PWDN_POWER_DOWN_VALUE);
+ } else {
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_SYSCTRL_REG,
+ ~AW88395_PWDN_MASK, AW88395_PWDN_WORKING_VALUE);
+ }
+ if (ret)
+ dev_dbg(aw_dev->dev, "%s failed", __func__);
+}
+
+static void aw_dev_amppd(struct aw_device *aw_dev, bool amppd)
+{
+ int ret;
+
+ if (amppd) {
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_SYSCTRL_REG,
+ ~AW88395_AMPPD_MASK, AW88395_AMPPD_POWER_DOWN_VALUE);
+ } else {
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_SYSCTRL_REG,
+ ~AW88395_AMPPD_MASK, AW88395_AMPPD_WORKING_VALUE);
+ }
+ if (ret)
+ dev_dbg(aw_dev->dev, "%s failed", __func__);
+}
+
+void aw88395_dev_mute(struct aw_device *aw_dev, bool is_mute)
+{
+ int ret;
+
+ if (is_mute) {
+ aw_dev_fade_out(aw_dev);
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_SYSCTRL_REG,
+ ~AW88395_HMUTE_MASK, AW88395_HMUTE_ENABLE_VALUE);
+ } else {
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_SYSCTRL_REG,
+ ~AW88395_HMUTE_MASK, AW88395_HMUTE_DISABLE_VALUE);
+ aw_dev_fade_in(aw_dev);
+ }
+
+ if (ret)
+ dev_dbg(aw_dev->dev, "%s failed", __func__);
+}
+EXPORT_SYMBOL_GPL(aw88395_dev_mute);
+
+static int aw_dev_get_icalk(struct aw_device *aw_dev, int16_t *icalk)
+{
+ unsigned int reg_val;
+ u16 reg_icalk;
+ int ret;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_EFRM2_REG, &reg_val);
+ if (ret)
+ return ret;
+
+ reg_icalk = reg_val & (~AW88395_EF_ISN_GESLP_MASK);
+
+ if (reg_icalk & (~AW88395_EF_ISN_GESLP_SIGN_MASK))
+ reg_icalk = reg_icalk | AW88395_EF_ISN_GESLP_SIGN_NEG;
+
+ *icalk = (int16_t)reg_icalk;
+
+ return ret;
+}
+
+static int aw_dev_get_vcalk(struct aw_device *aw_dev, int16_t *vcalk)
+{
+ unsigned int reg_val;
+ u16 reg_vcalk;
+ int ret;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_EFRH_REG, &reg_val);
+ if (ret)
+ return ret;
+
+ reg_val = reg_val >> AW88395_EF_VSENSE_GAIN_SHIFT;
+
+ reg_vcalk = (u16)reg_val & (~AW88395_EF_VSN_GESLP_MASK);
+
+ if (reg_vcalk & (~AW88395_EF_VSN_GESLP_SIGN_MASK))
+ reg_vcalk = reg_vcalk | AW88395_EF_VSN_GESLP_SIGN_NEG;
+
+ *vcalk = (int16_t)reg_vcalk;
+
+ return ret;
+}
+
+static int aw_dev_get_vcalk_dac(struct aw_device *aw_dev, int16_t *vcalk)
+{
+ unsigned int reg_val;
+ u16 reg_vcalk;
+ int ret;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_EFRM2_REG, &reg_val);
+ if (ret)
+ return ret;
+
+ reg_vcalk = reg_val >> AW88395_EF_DAC_GESLP_SHIFT;
+
+ if (reg_vcalk & AW88395_EF_DAC_GESLP_SIGN_MASK)
+ reg_vcalk = reg_vcalk | AW88395_EF_DAC_GESLP_SIGN_NEG;
+
+ *vcalk = (int16_t)reg_vcalk;
+
+ return ret;
+}
+
+static int aw_dev_vsense_select(struct aw_device *aw_dev, int *vsense_select)
+{
+ unsigned int vsense_reg_val;
+ int ret;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_I2SCFG3_REG, &vsense_reg_val);
+ if (ret) {
+ dev_err(aw_dev->dev, "read vsense_reg_val failed");
+ return ret;
+ }
+ dev_dbg(aw_dev->dev, "vsense_reg = 0x%x", vsense_reg_val);
+
+ if (vsense_reg_val & (~AW88395_VDSEL_MASK)) {
+ *vsense_select = AW88395_DEV_VDSEL_VSENSE;
+ dev_dbg(aw_dev->dev, "vsense outside");
+ } else {
+ *vsense_select = AW88395_DEV_VDSEL_DAC;
+ dev_dbg(aw_dev->dev, "vsense inside");
+ }
+
+ return 0;
+}
+
+static int aw_dev_set_vcalb(struct aw_device *aw_dev)
+{
+ int16_t icalk_val, vcalk_val;
+ int icalk, vsense_select;
+ u32 vcalb_adj, reg_val;
+ int vcalb, vcalk;
+ int ret;
+
+ ret = aw_dev_dsp_read(aw_dev, AW88395_DSP_REG_VCALB, &vcalb_adj, AW88395_DSP_16_DATA);
+ if (ret) {
+ dev_err(aw_dev->dev, "read vcalb_adj failed");
+ return ret;
+ }
+
+ ret = aw_dev_vsense_select(aw_dev, &vsense_select);
+ if (ret)
+ return ret;
+ dev_dbg(aw_dev->dev, "vsense_select = %d", vsense_select);
+
+ ret = aw_dev_get_icalk(aw_dev, &icalk_val);
+ if (ret)
+ return ret;
+ icalk = AW88395_CABL_BASE_VALUE + AW88395_ICABLK_FACTOR * icalk_val;
+
+ switch (vsense_select) {
+ case AW88395_DEV_VDSEL_VSENSE:
+ ret = aw_dev_get_vcalk(aw_dev, &vcalk_val);
+ if (ret)
+ return ret;
+ vcalk = AW88395_CABL_BASE_VALUE + AW88395_VCABLK_FACTOR * vcalk_val;
+ vcalb = AW88395_VCAL_FACTOR * AW88395_VSCAL_FACTOR /
+ AW88395_ISCAL_FACTOR * icalk / vcalk * vcalb_adj;
+
+ dev_dbg(aw_dev->dev, "vcalk_factor=%d, vscal_factor=%d, icalk=%d, vcalk=%d",
+ AW88395_VCABLK_FACTOR, AW88395_VSCAL_FACTOR, icalk, vcalk);
+ break;
+ case AW88395_DEV_VDSEL_DAC:
+ ret = aw_dev_get_vcalk_dac(aw_dev, &vcalk_val);
+ if (ret)
+ return ret;
+ vcalk = AW88395_CABL_BASE_VALUE + AW88395_VCABLK_FACTOR_DAC * vcalk_val;
+ vcalb = AW88395_VCAL_FACTOR * AW88395_VSCAL_FACTOR_DAC /
+ AW88395_ISCAL_FACTOR * icalk / vcalk * vcalb_adj;
+
+ dev_dbg(aw_dev->dev, "vcalk_dac_factor=%d, vscal_dac_factor=%d, icalk=%d, vcalk=%d",
+ AW88395_VCABLK_FACTOR_DAC,
+ AW88395_VSCAL_FACTOR_DAC, icalk, vcalk);
+ break;
+ default:
+ dev_err(aw_dev->dev, "unsupport vsense status");
+ return -EINVAL;
+ }
+
+ if ((vcalk == 0) || (AW88395_ISCAL_FACTOR == 0)) {
+ dev_err(aw_dev->dev, "vcalk:%d or desc->iscal_factor:%d unsupported",
+ vcalk, AW88395_ISCAL_FACTOR);
+ return -EINVAL;
+ }
+
+ vcalb = vcalb >> AW88395_VCALB_ADJ_FACTOR;
+ reg_val = (u32)vcalb;
+
+ dev_dbg(aw_dev->dev, "vcalb=%d, reg_val=0x%x, vcalb_adj =0x%x",
+ vcalb, reg_val, vcalb_adj);
+
+ ret = aw_dev_dsp_write(aw_dev, AW88395_DSP_REG_VCALB, reg_val, AW88395_DSP_16_DATA);
+ if (ret) {
+ dev_err(aw_dev->dev, "write vcalb failed");
+ return ret;
+ }
+
+ ret = aw_dev_modify_dsp_cfg(aw_dev, AW88395_DSP_REG_VCALB,
+ (u32)reg_val, AW88395_DSP_16_DATA);
+ if (ret)
+ dev_err(aw_dev->dev, "modify dsp cfg failed");
+
+ return ret;
+}
+
+static int aw_dev_get_cali_f0_delay(struct aw_device *aw_dev)
+{
+ struct aw_cali_delay_desc *desc = &aw_dev->cali_delay_desc;
+ u32 cali_delay;
+ int ret;
+
+ ret = aw_dev_dsp_read(aw_dev,
+ AW88395_DSP_CALI_F0_DELAY, &cali_delay, AW88395_DSP_16_DATA);
+ if (ret)
+ dev_err(aw_dev->dev, "read cali delay failed, ret=%d", ret);
+ else
+ desc->delay = AW88395_CALI_DELAY_CACL(cali_delay);
+
+ dev_dbg(aw_dev->dev, "read cali delay: %d ms", desc->delay);
+
+ return ret;
+}
+
+static void aw_dev_get_int_status(struct aw_device *aw_dev, unsigned short *int_status)
+{
+ unsigned int reg_val;
+ int ret;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_SYSINT_REG, &reg_val);
+ if (ret)
+ dev_err(aw_dev->dev, "read interrupt reg fail, ret=%d", ret);
+ else
+ *int_status = reg_val;
+
+ dev_dbg(aw_dev->dev, "read interrupt reg = 0x%04x", *int_status);
+}
+
+static void aw_dev_clear_int_status(struct aw_device *aw_dev)
+{
+ u16 int_status;
+
+ /* read int status and clear */
+ aw_dev_get_int_status(aw_dev, &int_status);
+ /* make sure int status is clear */
+ aw_dev_get_int_status(aw_dev, &int_status);
+ if (int_status)
+ dev_info(aw_dev->dev, "int status(%d) is not cleaned.\n", int_status);
+}
+
+static int aw_dev_get_iis_status(struct aw_device *aw_dev)
+{
+ unsigned int reg_val;
+ int ret;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_SYSST_REG, &reg_val);
+ if (ret)
+ return -EIO;
+ if ((reg_val & AW88395_BIT_PLL_CHECK) != AW88395_BIT_PLL_CHECK) {
+ dev_err(aw_dev->dev, "check pll lock fail,reg_val:0x%04x", reg_val);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int aw_dev_check_mode1_pll(struct aw_device *aw_dev)
+{
+ int ret, i;
+
+ for (i = 0; i < AW88395_DEV_SYSST_CHECK_MAX; i++) {
+ ret = aw_dev_get_iis_status(aw_dev);
+ if (ret < 0) {
+ dev_err(aw_dev->dev, "mode1 iis signal check error");
+ usleep_range(AW88395_2000_US, AW88395_2000_US + 10);
+ } else {
+ return 0;
+ }
+ }
+
+ return -EPERM;
+}
+
+static int aw_dev_check_mode2_pll(struct aw_device *aw_dev)
+{
+ unsigned int reg_val;
+ int ret, i;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_PLLCTRL1_REG, &reg_val);
+ if (ret)
+ return ret;
+
+ reg_val &= (~AW88395_CCO_MUX_MASK);
+ if (reg_val == AW88395_CCO_MUX_DIVIDED_VALUE) {
+ dev_dbg(aw_dev->dev, "CCO_MUX is already divider");
+ return -EPERM;
+ }
+
+ /* change mode2 */
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_PLLCTRL1_REG,
+ ~AW88395_CCO_MUX_MASK, AW88395_CCO_MUX_DIVIDED_VALUE);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < AW88395_DEV_SYSST_CHECK_MAX; i++) {
+ ret = aw_dev_get_iis_status(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "mode2 iis signal check error");
+ usleep_range(AW88395_2000_US, AW88395_2000_US + 10);
+ } else {
+ break;
+ }
+ }
+
+ /* change mode1 */
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_PLLCTRL1_REG,
+ ~AW88395_CCO_MUX_MASK, AW88395_CCO_MUX_BYPASS_VALUE);
+ if (ret == 0) {
+ usleep_range(AW88395_2000_US, AW88395_2000_US + 10);
+ for (i = 0; i < AW88395_DEV_SYSST_CHECK_MAX; i++) {
+ ret = aw_dev_check_mode1_pll(aw_dev);
+ if (ret < 0) {
+ dev_err(aw_dev->dev, "mode2 switch to mode1, iis signal check error");
+ usleep_range(AW88395_2000_US, AW88395_2000_US + 10);
+ } else {
+ break;
+ }
+ }
+ }
+
+ return ret;
+}
+
+static int aw_dev_check_syspll(struct aw_device *aw_dev)
+{
+ int ret;
+
+ ret = aw_dev_check_mode1_pll(aw_dev);
+ if (ret) {
+ dev_dbg(aw_dev->dev, "mode1 check iis failed try switch to mode2 check");
+ ret = aw_dev_check_mode2_pll(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "mode2 check iis failed");
+ return ret;
+ }
+ }
+
+ return ret;
+}
+
+static int aw_dev_check_sysst(struct aw_device *aw_dev)
+{
+ unsigned int check_val;
+ unsigned int reg_val;
+ int ret, i;
+
+ for (i = 0; i < AW88395_DEV_SYSST_CHECK_MAX; i++) {
+ ret = regmap_read(aw_dev->regmap, AW88395_SYSST_REG, &reg_val);
+ if (ret)
+ return ret;
+
+ check_val = reg_val & (~AW88395_BIT_SYSST_CHECK_MASK)
+ & AW88395_BIT_SYSST_CHECK;
+ if (check_val != AW88395_BIT_SYSST_CHECK) {
+ dev_err(aw_dev->dev, "check sysst fail, cnt=%d, reg_val=0x%04x, check:0x%x",
+ i, reg_val, AW88395_BIT_SYSST_CHECK);
+ usleep_range(AW88395_2000_US, AW88395_2000_US + 10);
+ } else {
+ return 0;
+ }
+ }
+
+ return -EPERM;
+}
+
+static int aw_dev_check_sysint(struct aw_device *aw_dev)
+{
+ u16 reg_val;
+
+ aw_dev_get_int_status(aw_dev, &reg_val);
+
+ if (reg_val & AW88395_BIT_SYSINT_CHECK) {
+ dev_err(aw_dev->dev, "pa stop check fail:0x%04x", reg_val);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static void aw_dev_get_cur_mode_st(struct aw_device *aw_dev)
+{
+ struct aw_profctrl_desc *profctrl_desc = &aw_dev->profctrl_desc;
+ unsigned int reg_val;
+ int ret;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_SYSCTRL_REG, &reg_val);
+ if (ret) {
+ dev_dbg(aw_dev->dev, "%s failed", __func__);
+ return;
+ }
+ if ((reg_val & (~AW88395_RCV_MODE_MASK)) == AW88395_RCV_MODE_RECEIVER_VALUE)
+ profctrl_desc->cur_mode = AW88395_RCV_MODE;
+ else
+ profctrl_desc->cur_mode = AW88395_NOT_RCV_MODE;
+}
+
+static void aw_dev_get_dsp_config(struct aw_device *aw_dev, unsigned char *dsp_cfg)
+{
+ unsigned int reg_val = 0;
+ int ret;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_SYSCTRL_REG, &reg_val);
+ if (ret) {
+ dev_dbg(aw_dev->dev, "%s failed", __func__);
+ return;
+ }
+ if (reg_val & (~AW88395_DSPBY_MASK))
+ *dsp_cfg = AW88395_DEV_DSP_BYPASS;
+ else
+ *dsp_cfg = AW88395_DEV_DSP_WORK;
+}
+
+static void aw_dev_select_memclk(struct aw_device *aw_dev, unsigned char flag)
+{
+ int ret;
+
+ switch (flag) {
+ case AW88395_DEV_MEMCLK_PLL:
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_DBGCTRL_REG,
+ ~AW88395_MEM_CLKSEL_MASK,
+ AW88395_MEM_CLKSEL_DAP_HCLK_VALUE);
+ if (ret)
+ dev_err(aw_dev->dev, "memclk select pll failed");
+ break;
+ case AW88395_DEV_MEMCLK_OSC:
+ ret = regmap_update_bits(aw_dev->regmap, AW88395_DBGCTRL_REG,
+ ~AW88395_MEM_CLKSEL_MASK,
+ AW88395_MEM_CLKSEL_OSC_CLK_VALUE);
+ if (ret)
+ dev_err(aw_dev->dev, "memclk select OSC failed");
+ break;
+ default:
+ dev_err(aw_dev->dev, "unknown memclk config, flag=0x%x", flag);
+ break;
+ }
+}
+
+static int aw_dev_get_dsp_status(struct aw_device *aw_dev)
+{
+ unsigned int reg_val;
+ int ret;
+
+ ret = regmap_read(aw_dev->regmap, AW88395_WDT_REG, &reg_val);
+ if (ret)
+ return ret;
+ if (!(reg_val & (~AW88395_WDT_CNT_MASK)))
+ ret = -EPERM;
+
+ return ret;
+}
+
+static int aw_dev_get_vmax(struct aw_device *aw_dev, unsigned int *vmax)
+{
+ return aw_dev_dsp_read(aw_dev, AW88395_DSP_REG_VMAX, vmax, AW88395_DSP_16_DATA);
+}
+
+static int aw_dev_update_reg_container(struct aw_device *aw_dev,
+ unsigned char *data, unsigned int len)
+{
+ struct aw_volume_desc *vol_desc = &aw_dev->volume_desc;
+ unsigned int read_val;
+ int16_t *reg_data;
+ int data_len;
+ u16 read_vol;
+ u16 reg_val;
+ u8 reg_addr;
+ int i, ret;
+
+ reg_data = (int16_t *)data;
+ data_len = len >> 1;
+
+ if (data_len & 0x1) {
+ dev_err(aw_dev->dev, "data len:%d unsupported", data_len);
+ return -EINVAL;
+ }
+
+ for (i = 0; i < data_len; i += 2) {
+ reg_addr = reg_data[i];
+ reg_val = reg_data[i + 1];
+
+ if (reg_addr == AW88395_SYSCTRL_REG) {
+ ret = regmap_read(aw_dev->regmap, reg_addr, &read_val);
+ if (ret)
+ break;
+ read_val &= (~AW88395_HMUTE_MASK);
+ reg_val &= AW88395_HMUTE_MASK;
+ reg_val |= read_val;
+ }
+ if (reg_addr == AW88395_HAGCCFG7_REG)
+ reg_val &= AW88395_AGC_DSP_CTL_MASK;
+
+ if (reg_addr == AW88395_I2SCFG1_REG) {
+ /* close tx */
+ reg_val &= AW88395_I2STXEN_MASK;
+ reg_val |= AW88395_I2STXEN_DISABLE_VALUE;
+ }
+
+ if (reg_addr == AW88395_SYSCTRL2_REG) {
+ read_vol = (reg_val & (~AW88395_VOL_MASK)) >>
+ AW88395_VOL_START_BIT;
+ aw_dev->volume_desc.init_volume =
+ reg_val_to_db(read_vol);
+ }
+ ret = regmap_write(aw_dev->regmap, reg_addr, reg_val);
+ if (ret)
+ break;
+
+ }
+
+ aw_dev_get_cur_mode_st(aw_dev);
+
+ if (aw_dev->prof_cur != aw_dev->prof_index) {
+ /* clear control volume when PA change profile */
+ vol_desc->ctl_volume = 0;
+ } else {
+ /* keep control volume when PA start with sync mode */
+ aw_dev_set_volume(aw_dev, vol_desc->ctl_volume);
+ }
+
+ /* keep min volume */
+ if (aw_dev->fade_en)
+ aw_dev_set_volume(aw_dev, AW88395_MUTE_VOL);
+
+ aw_dev_get_dsp_config(aw_dev, &aw_dev->dsp_cfg);
+
+ return ret;
+}
+
+static int aw_dev_reg_update(struct aw_device *aw_dev,
+ unsigned char *data, unsigned int len)
+{
+ int ret;
+
+ if (!len || !data) {
+ dev_err(aw_dev->dev, "reg data is null or len is 0");
+ return -EINVAL;
+ }
+
+ ret = aw_dev_update_reg_container(aw_dev, data, len);
+ if (ret) {
+ dev_err(aw_dev->dev, "reg update failed");
+ return ret;
+ }
+
+ return 0;
+}
+
+static int aw_dev_get_ra(struct aw_cali_desc *cali_desc)
+{
+ struct aw_device *aw_dev =
+ container_of(cali_desc, struct aw_device, cali_desc);
+ u32 dsp_ra;
+ int ret;
+
+ ret = aw_dev_dsp_read(aw_dev, AW88395_DSP_REG_CFG_ADPZ_RA,
+ &dsp_ra, AW88395_DSP_32_DATA);
+ if (ret) {
+ dev_err(aw_dev->dev, "read ra error");
+ return ret;
+ }
+
+ cali_desc->ra = AW88395_DSP_RE_TO_SHOW_RE(dsp_ra,
+ AW88395_DSP_RE_SHIFT);
+
+ return ret;
+}
+
+static int aw_dev_dsp_update_container(struct aw_device *aw_dev,
+ unsigned char *data, unsigned int len, unsigned short base)
+{
+ int i, ret;
+
+#ifdef AW88395_DSP_I2C_WRITES
+ u32 tmp_len;
+
+ mutex_lock(&aw_dev->dsp_lock);
+ ret = regmap_write(aw_dev->regmap, AW88395_DSPMADD_REG, base);
+ if (ret)
+ goto error_operation;
+
+ for (i = 0; i < len; i += AW88395_MAX_RAM_WRITE_BYTE_SIZE) {
+ if ((len - i) < AW88395_MAX_RAM_WRITE_BYTE_SIZE)
+ tmp_len = len - i;
+ else
+ tmp_len = AW88395_MAX_RAM_WRITE_BYTE_SIZE;
+
+ ret = regmap_raw_write(aw_dev->regmap, AW88395_DSPMDAT_REG,
+ &data[i], tmp_len);
+ if (ret)
+ goto error_operation;
+ }
+ mutex_unlock(&aw_dev->dsp_lock);
+#else
+ __be16 reg_val;
+
+ mutex_lock(&aw_dev->dsp_lock);
+ /* i2c write */
+ ret = regmap_write(aw_dev->regmap, AW88395_DSPMADD_REG, base);
+ if (ret)
+ goto error_operation;
+ for (i = 0; i < len; i += 2) {
+ reg_val = cpu_to_be16p((u16 *)(data + i));
+ ret = regmap_write(aw_dev->regmap, AW88395_DSPMDAT_REG,
+ (u16)reg_val);
+ if (ret)
+ goto error_operation;
+ }
+ mutex_unlock(&aw_dev->dsp_lock);
+#endif
+
+ return 0;
+
+error_operation:
+ mutex_unlock(&aw_dev->dsp_lock);
+ return ret;
+}
+
+static int aw_dev_dsp_update_fw(struct aw_device *aw_dev,
+ unsigned char *data, unsigned int len)
+{
+
+ dev_dbg(aw_dev->dev, "dsp firmware len:%d", len);
+
+ if (!len || !data) {
+ dev_err(aw_dev->dev, "dsp firmware data is null or len is 0");
+ return -EINVAL;
+ }
+ aw_dev_dsp_update_container(aw_dev, data, len, AW88395_DSP_FW_ADDR);
+ aw_dev->dsp_fw_len = len;
+
+ return 0;
+}
+
+static int aw_dev_copy_to_crc_dsp_cfg(struct aw_device *aw_dev,
+ unsigned char *data, unsigned int size)
+{
+ struct aw_sec_data_desc *crc_dsp_cfg = &aw_dev->crc_dsp_cfg;
+
+ if (!crc_dsp_cfg->data) {
+ crc_dsp_cfg->data = devm_kzalloc(aw_dev->dev, size, GFP_KERNEL);
+ if (!crc_dsp_cfg->data)
+ return -ENOMEM;
+ crc_dsp_cfg->len = size;
+ } else if (crc_dsp_cfg->len < size) {
+ devm_kfree(aw_dev->dev, crc_dsp_cfg->data);
+ crc_dsp_cfg->data = devm_kzalloc(aw_dev->dev, size, GFP_KERNEL);
+ if (!crc_dsp_cfg->data)
+ return -ENOMEM;
+ crc_dsp_cfg->len = size;
+ }
+ memcpy(crc_dsp_cfg->data, data, size);
+ swab16_array((u16 *)crc_dsp_cfg->data, size >> 1);
+
+ return 0;
+}
+
+static int aw_dev_dsp_update_cfg(struct aw_device *aw_dev,
+ unsigned char *data, unsigned int len)
+{
+ int ret;
+
+ dev_dbg(aw_dev->dev, "dsp config len:%d", len);
+
+ if (!len || !data) {
+ dev_err(aw_dev->dev, "dsp config data is null or len is 0");
+ return -EINVAL;
+ }
+
+ aw_dev_dsp_update_container(aw_dev, data, len, AW88395_DSP_CFG_ADDR);
+ aw_dev->dsp_cfg_len = len;
+
+ ret = aw_dev_copy_to_crc_dsp_cfg(aw_dev, data, len);
+ if (ret)
+ return ret;
+
+ ret = aw_dev_set_vcalb(aw_dev);
+ if (ret)
+ return ret;
+ ret = aw_dev_get_ra(&aw_dev->cali_desc);
+ if (ret)
+ return ret;
+ ret = aw_dev_get_cali_f0_delay(aw_dev);
+ if (ret)
+ return ret;
+
+ ret = aw_dev_get_vmax(aw_dev, &aw_dev->vmax_desc.init_vmax);
+ if (ret) {
+ dev_err(aw_dev->dev, "get vmax failed");
+ return ret;
+ }
+ dev_dbg(aw_dev->dev, "get init vmax:0x%x", aw_dev->vmax_desc.init_vmax);
+ aw_dev->dsp_crc_st = AW88395_DSP_CRC_NA;
+
+ return 0;
+}
+
+static int aw_dev_check_sram(struct aw_device *aw_dev)
+{
+ unsigned int reg_val;
+
+ mutex_lock(&aw_dev->dsp_lock);
+ /* check the odd bits of reg 0x40 */
+ regmap_write(aw_dev->regmap, AW88395_DSPMADD_REG, AW88395_DSP_ODD_NUM_BIT_TEST);
+ regmap_read(aw_dev->regmap, AW88395_DSPMADD_REG, &reg_val);
+ if (reg_val != AW88395_DSP_ODD_NUM_BIT_TEST) {
+ dev_err(aw_dev->dev, "check reg 0x40 odd bit failed, read[0x%x] != write[0x%x]",
+ reg_val, AW88395_DSP_ODD_NUM_BIT_TEST);
+ goto error;
+ }
+
+ /* check the even bits of reg 0x40 */
+ regmap_write(aw_dev->regmap, AW88395_DSPMADD_REG, AW88395_DSP_EVEN_NUM_BIT_TEST);
+ regmap_read(aw_dev->regmap, AW88395_DSPMADD_REG, &reg_val);
+ if (reg_val != AW88395_DSP_EVEN_NUM_BIT_TEST) {
+ dev_err(aw_dev->dev, "check reg 0x40 even bit failed, read[0x%x] != write[0x%x]",
+ reg_val, AW88395_DSP_EVEN_NUM_BIT_TEST);
+ goto error;
+ }
+
+ /* check dsp_fw_base_addr */
+ aw_dev_dsp_write_16bit(aw_dev, AW88395_DSP_FW_ADDR, AW88395_DSP_EVEN_NUM_BIT_TEST);
+ aw_dev_dsp_read_16bit(aw_dev, AW88395_DSP_FW_ADDR, &reg_val);
+ if (reg_val != AW88395_DSP_EVEN_NUM_BIT_TEST) {
+ dev_err(aw_dev->dev, "check dsp fw addr failed, read[0x%x] != write[0x%x]",
+ reg_val, AW88395_DSP_EVEN_NUM_BIT_TEST);
+ goto error;
+ }
+
+ /* check dsp_cfg_base_addr */
+ aw_dev_dsp_write_16bit(aw_dev, AW88395_DSP_CFG_ADDR, AW88395_DSP_ODD_NUM_BIT_TEST);
+ aw_dev_dsp_read_16bit(aw_dev, AW88395_DSP_CFG_ADDR, &reg_val);
+ if (reg_val != AW88395_DSP_ODD_NUM_BIT_TEST) {
+ dev_err(aw_dev->dev, "check dsp cfg failed, read[0x%x] != write[0x%x]",
+ reg_val, AW88395_DSP_ODD_NUM_BIT_TEST);
+ goto error;
+ }
+ mutex_unlock(&aw_dev->dsp_lock);
+
+ return 0;
+
+error:
+ mutex_unlock(&aw_dev->dsp_lock);
+ return -EPERM;
+}
+
+int aw88395_dev_fw_update(struct aw_device *aw_dev, bool up_dsp_fw_en, bool force_up_en)
+{
+ struct aw_prof_desc *prof_index_desc;
+ struct aw_sec_data_desc *sec_desc;
+ char *prof_name;
+ int ret;
+
+ if ((aw_dev->prof_cur == aw_dev->prof_index) &&
+ (force_up_en == AW88395_FORCE_UPDATE_OFF)) {
+ dev_dbg(aw_dev->dev, "scene no change, not update");
+ return 0;
+ }
+
+ if (aw_dev->fw_status == AW88395_DEV_FW_FAILED) {
+ dev_err(aw_dev->dev, "fw status[%d] error", aw_dev->fw_status);
+ return -EPERM;
+ }
+
+ prof_name = aw88395_dev_get_prof_name(aw_dev, aw_dev->prof_index);
+
+ dev_dbg(aw_dev->dev, "start update %s", prof_name);
+
+ ret = aw88395_dev_get_prof_data(aw_dev, aw_dev->prof_index, &prof_index_desc);
+ if (ret)
+ return ret;
+
+ /* update reg */
+ sec_desc = prof_index_desc->sec_desc;
+ ret = aw_dev_reg_update(aw_dev, sec_desc[AW88395_DATA_TYPE_REG].data,
+ sec_desc[AW88395_DATA_TYPE_REG].len);
+ if (ret) {
+ dev_err(aw_dev->dev, "update reg failed");
+ return ret;
+ }
+
+ aw88395_dev_mute(aw_dev, true);
+
+ if (aw_dev->dsp_cfg == AW88395_DEV_DSP_WORK)
+ aw_dev_dsp_enable(aw_dev, false);
+
+ aw_dev_select_memclk(aw_dev, AW88395_DEV_MEMCLK_OSC);
+
+ if (up_dsp_fw_en) {
+ ret = aw_dev_check_sram(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "check sram failed");
+ goto error;
+ }
+
+ /* update dsp firmware */
+ dev_dbg(aw_dev->dev, "fw_ver: [%x]", prof_index_desc->fw_ver);
+ ret = aw_dev_dsp_update_fw(aw_dev, sec_desc[AW88395_DATA_TYPE_DSP_FW].data,
+ sec_desc[AW88395_DATA_TYPE_DSP_FW].len);
+ if (ret) {
+ dev_err(aw_dev->dev, "update dsp fw failed");
+ goto error;
+ }
+ }
+
+ /* update dsp config */
+ ret = aw_dev_dsp_update_cfg(aw_dev, sec_desc[AW88395_DATA_TYPE_DSP_CFG].data,
+ sec_desc[AW88395_DATA_TYPE_DSP_CFG].len);
+ if (ret) {
+ dev_err(aw_dev->dev, "update dsp cfg failed");
+ goto error;
+ }
+
+ aw_dev_select_memclk(aw_dev, AW88395_DEV_MEMCLK_PLL);
+
+ aw_dev->prof_cur = aw_dev->prof_index;
+
+ return 0;
+
+error:
+ aw_dev_select_memclk(aw_dev, AW88395_DEV_MEMCLK_PLL);
+ return ret;
+}
+EXPORT_SYMBOL_GPL(aw88395_dev_fw_update);
+
+static int aw_dev_dsp_check(struct aw_device *aw_dev)
+{
+ int ret, i;
+
+ switch (aw_dev->dsp_cfg) {
+ case AW88395_DEV_DSP_BYPASS:
+ dev_dbg(aw_dev->dev, "dsp bypass");
+ ret = 0;
+ break;
+ case AW88395_DEV_DSP_WORK:
+ aw_dev_dsp_enable(aw_dev, false);
+ aw_dev_dsp_enable(aw_dev, true);
+ usleep_range(AW88395_1000_US, AW88395_1000_US + 10);
+ for (i = 0; i < AW88395_DEV_DSP_CHECK_MAX; i++) {
+ ret = aw_dev_get_dsp_status(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "dsp wdt status error=%d", ret);
+ usleep_range(AW88395_2000_US, AW88395_2000_US + 10);
+ }
+ }
+ break;
+ default:
+ dev_err(aw_dev->dev, "unknown dsp cfg=%d", aw_dev->dsp_cfg);
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static void aw_dev_update_cali_re(struct aw_cali_desc *cali_desc)
+{
+ struct aw_device *aw_dev =
+ container_of(cali_desc, struct aw_device, cali_desc);
+ int ret;
+
+ if ((aw_dev->cali_desc.cali_re < AW88395_CALI_RE_MAX) &&
+ (aw_dev->cali_desc.cali_re > AW88395_CALI_RE_MIN)) {
+
+ ret = aw_dev_dsp_set_cali_re(aw_dev);
+ if (ret)
+ dev_err(aw_dev->dev, "set cali re failed");
+ }
+}
+
+int aw88395_dev_start(struct aw_device *aw_dev)
+{
+ int ret;
+
+ if (aw_dev->status == AW88395_DEV_PW_ON) {
+ dev_info(aw_dev->dev, "already power on");
+ return 0;
+ }
+ /* power on */
+ aw_dev_pwd(aw_dev, false);
+ usleep_range(AW88395_2000_US, AW88395_2000_US + 10);
+
+ ret = aw_dev_check_syspll(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "pll check failed cannot start");
+ goto pll_check_fail;
+ }
+
+ /* amppd on */
+ aw_dev_amppd(aw_dev, false);
+ usleep_range(AW88395_1000_US, AW88395_1000_US + 50);
+
+ /* check i2s status */
+ ret = aw_dev_check_sysst(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "sysst check failed");
+ goto sysst_check_fail;
+ }
+
+ if (aw_dev->dsp_cfg == AW88395_DEV_DSP_WORK) {
+ /* dsp bypass */
+ aw_dev_dsp_enable(aw_dev, false);
+ ret = aw_dev_dsp_fw_check(aw_dev);
+ if (ret)
+ goto dev_dsp_fw_check_fail;
+
+ aw_dev_update_cali_re(&aw_dev->cali_desc);
+
+ if (aw_dev->dsp_crc_st != AW88395_DSP_CRC_OK) {
+ ret = aw_dev_dsp_check_crc32(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "dsp crc check failed");
+ goto crc_check_fail;
+ }
+ }
+
+ ret = aw_dev_dsp_check(aw_dev);
+ if (ret) {
+ dev_err(aw_dev->dev, "dsp status check failed");
+ goto dsp_check_fail;
+ }
+ } else {
+ dev_dbg(aw_dev->dev, "start pa with dsp bypass");
+ }
+
+ /* enable tx feedback */
+ aw_dev_i2s_tx_enable(aw_dev, true);
+
+ /* close mute */
+ aw88395_dev_mute(aw_dev, false);
+ /* clear inturrupt */
+ aw_dev_clear_int_status(aw_dev);
+ aw_dev->status = AW88395_DEV_PW_ON;
+
+ return 0;
+
+dsp_check_fail:
+crc_check_fail:
+ aw_dev_dsp_enable(aw_dev, false);
+dev_dsp_fw_check_fail:
+sysst_check_fail:
+ aw_dev_clear_int_status(aw_dev);
+ aw_dev_amppd(aw_dev, true);
+pll_check_fail:
+ aw_dev_pwd(aw_dev, true);
+ aw_dev->status = AW88395_DEV_PW_OFF;
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(aw88395_dev_start);
+
+int aw88395_dev_stop(struct aw_device *aw_dev)
+{
+ struct aw_sec_data_desc *dsp_cfg =
+ &aw_dev->prof_info.prof_desc[aw_dev->prof_cur].sec_desc[AW88395_DATA_TYPE_DSP_CFG];
+ struct aw_sec_data_desc *dsp_fw =
+ &aw_dev->prof_info.prof_desc[aw_dev->prof_cur].sec_desc[AW88395_DATA_TYPE_DSP_FW];
+ int int_st = 0;
+ int ret;
+
+ if (aw_dev->status == AW88395_DEV_PW_OFF) {
+ dev_info(aw_dev->dev, "already power off");
+ return 0;
+ }
+
+ aw_dev->status = AW88395_DEV_PW_OFF;
+
+ /* set mute */
+ aw88395_dev_mute(aw_dev, true);
+ usleep_range(AW88395_4000_US, AW88395_4000_US + 100);
+
+ /* close tx feedback */
+ aw_dev_i2s_tx_enable(aw_dev, false);
+ usleep_range(AW88395_1000_US, AW88395_1000_US + 100);
+
+ /* check sysint state */
+ int_st = aw_dev_check_sysint(aw_dev);
+
+ /* close dsp */
+ aw_dev_dsp_enable(aw_dev, false);
+
+ /* enable amppd */
+ aw_dev_amppd(aw_dev, true);
+
+ if (int_st < 0) {
+ /* system status anomaly */
+ aw_dev_select_memclk(aw_dev, AW88395_DEV_MEMCLK_OSC);
+ ret = aw_dev_dsp_update_fw(aw_dev, dsp_fw->data, dsp_fw->len);
+ if (ret)
+ dev_err(aw_dev->dev, "update dsp fw failed");
+ ret = aw_dev_dsp_update_cfg(aw_dev, dsp_cfg->data, dsp_cfg->len);
+ if (ret)
+ dev_err(aw_dev->dev, "update dsp cfg failed");
+ aw_dev_select_memclk(aw_dev, AW88395_DEV_MEMCLK_PLL);
+ }
+
+ /* set power down */
+ aw_dev_pwd(aw_dev, true);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(aw88395_dev_stop);
+
+int aw88395_dev_init(struct aw_device *aw_dev, struct aw_container *aw_cfg)
+{
+ int ret;
+
+ if ((!aw_dev) || (!aw_cfg)) {
+ pr_err("aw_dev is NULL or aw_cfg is NULL");
+ return -ENOMEM;
+ }
+ ret = aw88395_dev_cfg_load(aw_dev, aw_cfg);
+ if (ret) {
+ dev_err(aw_dev->dev, "aw_dev acf parse failed");
+ return -EINVAL;
+ }
+ aw_dev->fade_in_time = AW88395_1000_US / 10;
+ aw_dev->fade_out_time = AW88395_1000_US >> 1;
+ aw_dev->prof_cur = aw_dev->prof_info.prof_desc[0].id;
+ aw_dev->prof_index = aw_dev->prof_info.prof_desc[0].id;
+
+ ret = aw88395_dev_fw_update(aw_dev, AW88395_FORCE_UPDATE_ON, AW88395_DSP_FW_UPDATE_ON);
+ if (ret) {
+ dev_err(aw_dev->dev, "fw update failed ret = %d\n", ret);
+ return ret;
+ }
+
+ /* set mute */
+ aw88395_dev_mute(aw_dev, true);
+ usleep_range(AW88395_4000_US, AW88395_4000_US + 100);
+
+ /* close tx feedback */
+ aw_dev_i2s_tx_enable(aw_dev, false);
+ usleep_range(AW88395_1000_US, AW88395_1000_US + 100);
+
+ /* close dsp */
+ aw_dev_dsp_enable(aw_dev, false);
+ /* enable amppd */
+ aw_dev_amppd(aw_dev, true);
+ /* set power down */
+ aw_dev_pwd(aw_dev, true);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(aw88395_dev_init);
+
+static void aw88395_parse_channel_dt(struct aw_device *aw_dev)
+{
+ struct device_node *np = aw_dev->dev->of_node;
+ u32 channel_value;
+ int ret;
+
+ ret = of_property_read_u32(np, "sound-channel", &channel_value);
+ if (ret) {
+ dev_dbg(aw_dev->dev,
+ "read sound-channel failed,use default 0");
+ aw_dev->channel = AW88395_DEV_DEFAULT_CH;
+ return;
+ }
+
+ dev_dbg(aw_dev->dev, "read sound-channel value is: %d",
+ channel_value);
+ aw_dev->channel = channel_value;
+}
+
+static void aw88395_parse_fade_enable_dt(struct aw_device *aw_dev)
+{
+ struct device_node *np = aw_dev->dev->of_node;
+ u32 fade_en;
+ int ret;
+
+ ret = of_property_read_u32(np, "fade-enable", &fade_en);
+ if (ret) {
+ dev_dbg(aw_dev->dev,
+ "read fade-enable failed, close fade_in_out");
+ fade_en = AW88395_FADE_IN_OUT_DEFAULT;
+ }
+
+ dev_dbg(aw_dev->dev, "read fade-enable value is: %d", fade_en);
+
+ aw_dev->fade_en = fade_en;
+}
+
+static int aw_dev_init(struct aw_device *aw_dev)
+{
+ aw_dev->chip_id = AW88395_CHIP_ID;
+ /* call aw device init func */
+ aw_dev->acf = NULL;
+ aw_dev->prof_info.prof_desc = NULL;
+ aw_dev->prof_info.count = 0;
+ aw_dev->prof_info.prof_type = AW88395_DEV_NONE_TYPE_ID;
+ aw_dev->channel = 0;
+ aw_dev->fw_status = AW88395_DEV_FW_FAILED;
+
+ aw_dev->fade_step = AW88395_VOLUME_STEP_DB;
+ aw_dev->volume_desc.ctl_volume = AW88395_VOL_DEFAULT_VALUE;
+ aw88395_parse_channel_dt(aw_dev);
+ aw88395_parse_fade_enable_dt(aw_dev);
+
+ return 0;
+}
+
+int aw88395_dev_get_profile_count(struct aw_device *aw_dev)
+{
+ return aw_dev->prof_info.count;
+}
+EXPORT_SYMBOL_GPL(aw88395_dev_get_profile_count);
+
+int aw88395_dev_get_profile_index(struct aw_device *aw_dev)
+{
+ return aw_dev->prof_index;
+}
+EXPORT_SYMBOL_GPL(aw88395_dev_get_profile_index);
+
+int aw88395_dev_set_profile_index(struct aw_device *aw_dev, int index)
+{
+ /* check the index whether is valid */
+ if ((index >= aw_dev->prof_info.count) || (index < 0))
+ return -EINVAL;
+ /* check the index whether change */
+ if (aw_dev->prof_index == index)
+ return -EINVAL;
+
+ aw_dev->prof_index = index;
+ dev_dbg(aw_dev->dev, "set prof[%s]",
+ aw_dev->prof_info.prof_name_list[aw_dev->prof_info.prof_desc[index].id]);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(aw88395_dev_set_profile_index);
+
+char *aw88395_dev_get_prof_name(struct aw_device *aw_dev, int index)
+{
+ struct aw_prof_info *prof_info = &aw_dev->prof_info;
+ struct aw_prof_desc *prof_desc;
+
+ if ((index >= aw_dev->prof_info.count) || (index < 0)) {
+ dev_err(aw_dev->dev, "index[%d] overflow count[%d]",
+ index, aw_dev->prof_info.count);
+ return NULL;
+ }
+
+ prof_desc = &aw_dev->prof_info.prof_desc[index];
+
+ return prof_info->prof_name_list[prof_desc->id];
+}
+EXPORT_SYMBOL_GPL(aw88395_dev_get_prof_name);
+
+int aw88395_dev_get_prof_data(struct aw_device *aw_dev, int index,
+ struct aw_prof_desc **prof_desc)
+{
+ if ((index >= aw_dev->prof_info.count) || (index < 0)) {
+ dev_err(aw_dev->dev, "%s: index[%d] overflow count[%d]\n",
+ __func__, index, aw_dev->prof_info.count);
+ return -EINVAL;
+ }
+
+ *prof_desc = &aw_dev->prof_info.prof_desc[index];
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(aw88395_dev_get_prof_data);
+
+int aw88395_init(struct aw_device **aw_dev, struct i2c_client *i2c, struct regmap *regmap)
+{
+ u16 chip_id;
+ int ret;
+
+ if (*aw_dev) {
+ dev_info(&i2c->dev, "it should be initialized here.\n");
+ } else {
+ *aw_dev = devm_kzalloc(&i2c->dev, sizeof(struct aw_device), GFP_KERNEL);
+ if (!(*aw_dev))
+ return -ENOMEM;
+ }
+
+ (*aw_dev)->i2c = i2c;
+ (*aw_dev)->dev = &i2c->dev;
+ (*aw_dev)->regmap = regmap;
+ mutex_init(&(*aw_dev)->dsp_lock);
+
+ /* read chip id */
+ ret = aw_dev_read_chipid((*aw_dev), &chip_id);
+ if (ret) {
+ dev_err(&i2c->dev, "dev_read_chipid failed ret=%d", ret);
+ return ret;
+ }
+
+ switch (chip_id) {
+ case AW88395_CHIP_ID:
+ ret = aw_dev_init((*aw_dev));
+ break;
+ default:
+ ret = -EINVAL;
+ dev_err((*aw_dev)->dev, "unsupported device");
+ break;
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(aw88395_init);
+
+MODULE_DESCRIPTION("AW88395 device lib");
+MODULE_LICENSE("GPL v2");
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-11 17:59:45 +0300