@@ -222,6 +222,7 @@ config SND_SOC_ALL_CODECS
imply SND_SOC_TAS2764
imply SND_SOC_TAS2770
imply SND_SOC_TAS2780
+ imply SND_SOC_TAS2781
imply SND_SOC_TAS5086
imply SND_SOC_TAS571X
imply SND_SOC_TAS5720
@@ -1573,6 +1574,18 @@ config SND_SOC_TAS2780
Enable support for Texas Instruments TAS2780 high-efficiency
digital input mono Class-D audio power amplifiers.
+config SND_SOC_TAS2781
+ tristate "Texas Instruments TAS2781 speaker amplifier"
+ depends on I2C
+ select REGMAP_I2C
+ help
+ Enable support for Texas Instruments TAS2781 Smart Amplifier
+ Digital input mono Class-D and DSP-inside audio power amplifiers.
+ Note the TAS2781 driver implements a flexible and configurable
+ register setting, for one, two, even multiple TAS2781 chips.
+ All the register setting are in a bin file. Almost no specific
+ register setting can be found in the code.
+
config SND_SOC_TAS5086
tristate "Texas Instruments TAS5086 speaker amplifier"
depends on I2C
@@ -354,6 +354,7 @@ snd-soc-tas2552-objs := tas2552.o
snd-soc-tas2562-objs := tas2562.o
snd-soc-tas2764-objs := tas2764.o
snd-soc-tas2780-objs := tas2780.o
+snd-soc-tas2781-objs := tas2781-i2c.o tas2781-dsp.o
# Mux
snd-soc-simple-mux-objs := simple-mux.o
@@ -604,6 +605,7 @@ obj-$(CONFIG_SND_SOC_TAS2552) += snd-soc-tas2552.o
obj-$(CONFIG_SND_SOC_TAS2562) += snd-soc-tas2562.o
obj-$(CONFIG_SND_SOC_TAS2764) += snd-soc-tas2764.o
obj-$(CONFIG_SND_SOC_TAS2780) += snd-soc-tas2780.o
+obj-$(CONFIG_SND_SOC_TAS2781) += snd-soc-tas2781.o
obj-$(CONFIG_SND_SOC_TAS5086) += snd-soc-tas5086.o
obj-$(CONFIG_SND_SOC_TAS571X) += snd-soc-tas571x.o
obj-$(CONFIG_SND_SOC_TAS5720) += snd-soc-tas5720.o
new file mode 100644
@@ -0,0 +1,2483 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * ALSA SoC Texas Instruments TAS2781 Audio Smart Amplifier
+ *
+ * Copyright (C) 2022 - 2023 Texas Instruments Incorporated
+ * https://www.ti.com
+ *
+ * The TAS2781 driver implements a flexible and configurable register setting
+ * for one, two, even multiple TAS2781 chips. All the register setting are in
+ * a bin file. Almost no specific register setting can be found in the code.
+ *
+ * Author: Shenghao Ding <shenghao-ding@ti.com>
+ * Kevin Lu <kevin-lu@ti.com>
+ */
+
+#include <linux/regmap.h>
+#include <linux/i2c.h>
+#include <linux/string.h>
+#include <linux/crc8.h>
+#include <linux/slab.h>
+#include <linux/fs.h>
+#include <linux/firmware.h>
+
+#include "tas2781.h"
+
+#define TAS2781_CAL_BIN_PATH ("/lib/firmware/")
+
+#define ERROR_PRAM_CRCCHK (0x0000000)
+#define ERROR_YRAM_CRCCHK (0x0000001)
+#define BINFILEDOCVER (0)
+#define DRVFWVER (1)
+#define PPC_DRIVER_CRCCHK (0x00000200)
+
+#define TAS2781_SA_COEFF_SWAP_REG TASDEVICE_REG(0, 0x35, 0x2c)
+#define TAS2781_YRAM_BOOK1 (140)
+#define TAS2781_YRAM1_PAGE (42)
+#define TAS2781_YRAM1_START_REG (88)
+
+#define TAS2781_YRAM2_START_PAGE (43)
+#define TAS2781_YRAM2_END_PAGE (49)
+#define TAS2781_YRAM2_START_REG (8)
+#define TAS2781_YRAM2_END_REG (127)
+
+#define TAS2781_YRAM3_PAGE (50)
+#define TAS2781_YRAM3_START_REG (8)
+#define TAS2781_YRAM3_END_REG (27)
+
+/*should not include B0_P53_R44-R47 */
+#define TAS2781_YRAM_BOOK2 (0)
+#define TAS2781_YRAM4_START_PAGE (50)
+#define TAS2781_YRAM4_END_PAGE (60)
+
+#define TAS2781_YRAM5_PAGE (61)
+#define TAS2781_YRAM5_START_REG (8)
+#define TAS2781_YRAM5_END_REG (27)
+
+#define TASDEVICE_MAXPROGRAM_NUM_KERNEL (5)
+#define TASDEVICE_MAXCONFIG_NUM_KERNEL_MULTIPLE_AMPS (64)
+#define TASDEVICE_MAXCONFIG_NUM_KERNEL (10)
+#define MAIN_ALL_DEVICES_1X (0x01)
+#define MAIN_DEVICE_A_1X (0x02)
+#define MAIN_DEVICE_B_1X (0x03)
+#define MAIN_DEVICE_C_1X (0x04)
+#define MAIN_DEVICE_D_1X (0x05)
+#define COEFF_DEVICE_A_1X (0x12)
+#define COEFF_DEVICE_B_1X (0x13)
+#define COEFF_DEVICE_C_1X (0x14)
+#define COEFF_DEVICE_D_1X (0x15)
+#define PRE_DEVICE_A_1X (0x22)
+#define PRE_DEVICE_B_1X (0x23)
+#define PRE_DEVICE_C_1X (0x24)
+#define PRE_DEVICE_D_1X (0x25)
+
+struct TYCRC {
+ unsigned char mnOffset;
+ unsigned char mnLen;
+};
+
+const unsigned int BinFileformatVerInfo[][2] = {
+ {0x100, 0x100},
+ {0x110, 0x200},
+ {0x200, 0x300},
+ {0x210, 0x310},
+ {0x230, 0x320},
+ {0x300, 0x400}
+};
+
+const char *devicefamily[1] = {
+ "TAS Devices" };
+
+const char *devicelist[TASDEVICE_DSP_TAS_MAX_DEVICE] = {
+ "TAS2555",
+ "TAS2555 Stereo",
+ "TAS2557 Mono",
+ "TAS2557 Dual Mono",
+ "TAS2559",
+ "TAS2563",
+ NULL,
+ "TAS2563 Dual Mono",
+ "TAS2563 Quad",
+ "TAS2563 2.1",
+ "TAS2781",
+ "TAS2781 Stereo",
+ "TAS2781 2.1",
+ "TAS2781 Quad"
+};
+
+const char deviceNumber[TASDEVICE_DSP_TAS_MAX_DEVICE] = {
+ 1, 2, 1, 2, 1, 1, 0, 2, 4, 3, 1, 2, 3, 4
+};
+
+static int fw_parse_block_data_kernel(struct TFirmware *pFirmware,
+ struct TBlock *pBlock, const struct firmware *pFW, int offset)
+{
+ const unsigned char *pData = pFW->data;
+
+ if (offset + 4 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mnType = SMS_HTONL(pData[offset],
+ pData[offset + 1], pData[offset + 2],
+ pData[offset + 3]);
+ offset += 4;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mbPChkSumPresent error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mbPChkSumPresent = pData[offset];
+ offset++;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mnPChkSum error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mnPChkSum = pData[offset];
+ offset++;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mbYChkSumPresent error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mbYChkSumPresent = pData[offset];
+ offset++;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mnYChkSum error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mnYChkSum = pData[offset];
+ offset++;
+
+ if (offset + 4 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: blk_size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->blk_size = SMS_HTONL(pData[offset],
+ pData[offset + 1], pData[offset + 2],
+ pData[offset + 3]);
+ offset += 4;
+
+ if (offset + 4 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: nSublocks error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->nSublocks = SMS_HTONL(pData[offset],
+ pData[offset + 1], pData[offset + 2], pData[offset + 3]);
+ offset += 4;
+
+ pBlock->mpData = kzalloc(pBlock->blk_size, GFP_KERNEL);
+ if (pBlock->mpData == NULL) {
+ offset = -1;
+ goto out;
+ }
+ memcpy(pBlock->mpData, &pData[offset], pBlock->blk_size);
+ offset += pBlock->blk_size;
+out:
+ return offset;
+}
+
+static int fw_parse_data_kernel(struct TFirmware *pFirmware,
+ struct TData *pImageData, const struct firmware *pFW, int offset)
+{
+ const unsigned char *pData = pFW->data;
+ unsigned int nBlock;
+
+ if (offset + 4 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pImageData->mnBlocks = SMS_HTONL(pData[offset],
+ pData[offset + 1], pData[offset + 2], pData[offset + 3]);
+ offset += 4;
+
+ pImageData->mpBlocks =
+ kcalloc(pImageData->mnBlocks, sizeof(struct TBlock),
+ GFP_KERNEL);
+ if (pImageData->mpBlocks == NULL) {
+ dev_err(pFirmware->dev, "%s: FW memory failed!\n", __func__);
+ goto out;
+ }
+
+ for (nBlock = 0; nBlock < pImageData->mnBlocks; nBlock++) {
+ offset = fw_parse_block_data_kernel(pFirmware,
+ &(pImageData->mpBlocks[nBlock]), pFW, offset);
+ if (offset < 0) {
+ offset = -1;
+ goto out;
+ }
+ }
+out:
+ return offset;
+}
+
+int fw_parse_program_data_kernel(struct tasdevice_priv *tas_dev,
+ struct TFirmware *pFirmware,
+ const struct firmware *pFW, int offset)
+{
+ struct TProgram *pProgram;
+ const unsigned char *buf = pFW->data;
+ unsigned int nProgram = 0;
+
+ for (nProgram = 0; nProgram < pFirmware->mnPrograms; nProgram++) {
+ pProgram = &(pFirmware->mpPrograms[nProgram]);
+ if (offset + 64 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mpName error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ memcpy(pProgram->mpName, &buf[offset], 64);
+ offset += 64;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnAppMode error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pProgram->mnAppMode = buf[offset];
+ offset++;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnPDMI2SMode error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pProgram->mnPDMI2SMode = buf[offset];
+ offset++;
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnISnsPD error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pProgram->mnISnsPD = buf[offset];
+ offset++;
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnVSnsPD error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pProgram->mnVSnsPD = buf[offset];
+ offset++;
+ //skip 3-byte reserved
+ offset += 3;
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnPowerLDG error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pProgram->mnPowerLDG = buf[offset];
+ offset++;
+
+ offset = fw_parse_data_kernel(pFirmware, &(pProgram->mData),
+ pFW, offset);
+ if (offset < 0)
+ goto out;
+ }
+out:
+ return offset;
+}
+
+int fw_parse_configuration_data_kernel(
+ struct tasdevice_priv *tas_dev,
+ struct TFirmware *pFirmware, const struct firmware *pFW, int offset)
+{
+ const unsigned char *pData = pFW->data;
+
+ unsigned int nConfiguration;
+ struct TConfiguration *pConfiguration;
+
+ for (nConfiguration = 0; nConfiguration < pFirmware->mnConfigurations;
+ nConfiguration++) {
+ pConfiguration =
+ &(pFirmware->mpConfigurations[nConfiguration]);
+ if (offset + 64 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mpName error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ memcpy(pConfiguration->mpName, &pData[offset], 64);
+ offset += 64;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev,
+ "%s: mnDevice_orientation error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mnDevice_orientation = pData[offset];
+ offset++;
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnDevices error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mnDevices = pData[offset + 1];
+ offset += 1;
+
+ if (offset + 2 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mProgram error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mProgram = SMS_HTONS(pData[offset],
+ pData[offset + 1]);
+ offset += 2;
+
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnSamplingRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mnSamplingRate = SMS_HTONL(pData[offset],
+ pData[offset + 1], pData[offset + 2],
+ pData[offset + 3]);
+ offset += 4;
+
+ if (offset + 2 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnPLLSrc error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mnPLLSrc = SMS_HTONS(pData[offset],
+ pData[offset + 1]);
+ offset += 2;
+
+ if (offset + 2 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnFsRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mnFsRate = SMS_HTONS(pData[offset],
+ pData[offset + 1]);
+ offset += 2;
+
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnPLLSrcRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mnPLLSrcRate = SMS_HTONL(pData[offset],
+ pData[offset + 1], pData[offset + 2],
+ pData[offset + 3]);
+ offset += 4;
+ offset = fw_parse_data_kernel(pFirmware,
+ &(pConfiguration->mData), pFW, offset);
+ if (offset < 0)
+ goto out;
+ }
+out:
+ return offset;
+}
+
+int fw_parse_variable_header_kernel(struct tasdevice_priv *tas_dev,
+ const struct firmware *pFW, int offset)
+{
+ struct TFirmware *pFirmware = tas_dev->mpFirmware;
+ struct tasdevice_dspfw_hdr *pFw_hdr = &(pFirmware->fw_hdr);
+ const unsigned char *buf = pFW->data;
+ struct TProgram *pProgram;
+ struct TConfiguration *pConfiguration;
+ unsigned int nProgram = 0, nConfiguration = 0;
+ unsigned short maxConf = TASDEVICE_MAXCONFIG_NUM_KERNEL;
+
+ if (offset + 2 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFw_hdr->mnDeviceFamily = SMS_HTONS(buf[offset], buf[offset + 1]);
+ if (pFw_hdr->mnDeviceFamily != 0) {
+ dev_err(tas_dev->dev, "ERROR:%s:not TAS device\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 2;
+ if (offset + 2 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnDevice error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFw_hdr->mnDevice = SMS_HTONS(buf[offset], buf[offset + 1]);
+ if (pFw_hdr->mnDevice >= TASDEVICE_DSP_TAS_MAX_DEVICE ||
+ pFw_hdr->mnDevice == 6) {
+ dev_err(tas_dev->dev, "ERROR:%s: not support device %d\n",
+ __func__, pFw_hdr->mnDevice);
+ offset = -1;
+ goto out;
+ }
+ offset += 2;
+ pFw_hdr->ndev = deviceNumber[pFw_hdr->mnDevice];
+
+ if (pFw_hdr->ndev != tas_dev->ndev) {
+ dev_err(tas_dev->dev,
+ "%s: ndev(%u) in dspbin dismatch ndev(%u) in DTS\n",
+ __func__, pFw_hdr->ndev, tas_dev->ndev);
+ offset = -1;
+ goto out;
+ }
+
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnPrograms error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFirmware->mnPrograms = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+
+ if (pFirmware->mnPrograms == 0 || pFirmware->mnPrograms >
+ TASDEVICE_MAXPROGRAM_NUM_KERNEL) {
+ dev_err(tas_dev->dev, "%s: mnPrograms is invalid\n", __func__);
+ offset = -1;
+ goto out;
+ }
+
+ if (offset + 4 * TASDEVICE_MAXPROGRAM_NUM_KERNEL > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mpPrograms error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+
+ pFirmware->mpPrograms =
+ kcalloc(pFirmware->mnPrograms,
+ sizeof(struct TProgram), GFP_KERNEL);
+ if (pFirmware->mpPrograms == NULL) {
+ dev_err(tas_dev->dev, "%s: mpPrograms memory failed!\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+
+ for (nProgram = 0; nProgram < pFirmware->mnPrograms; nProgram++) {
+ pProgram = &(pFirmware->mpPrograms[nProgram]);
+ pProgram->prog_size = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ pFirmware->cfg_start_offset += pProgram->prog_size;
+ offset += 4;
+ }
+ offset += (4 * (5 - nProgram));
+
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnConfigurations error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pFirmware->mnConfigurations = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ maxConf = (pFw_hdr->ndev >= 4) ?
+ TASDEVICE_MAXCONFIG_NUM_KERNEL_MULTIPLE_AMPS :
+ TASDEVICE_MAXCONFIG_NUM_KERNEL;
+ if (pFirmware->mnConfigurations == 0 ||
+ pFirmware->mnConfigurations > maxConf) {
+ dev_err(tas_dev->dev, "%s: mnConfigurations is invalid\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+
+ if (offset + 4 * maxConf > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mpConfigurations error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+
+ pFirmware->mpConfigurations = kcalloc(pFirmware->mnConfigurations,
+ sizeof(struct TConfiguration), GFP_KERNEL);
+ if (pFirmware->mpConfigurations == NULL) {
+ offset = -1;
+ goto out;
+ }
+
+ for (nConfiguration = 0; nConfiguration < pFirmware->mnPrograms;
+ nConfiguration++) {
+ pConfiguration =
+ &(pFirmware->mpConfigurations[nConfiguration]);
+ pConfiguration->cfg_size = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ }
+
+ offset += (4 * (maxConf - nConfiguration));
+ pFirmware->prog_start_offset = offset;
+ pFirmware->cfg_start_offset += offset;
+out:
+ return offset;
+}
+
+int tasdevice_load_block_kernel(struct tasdevice_priv *pTAS2781,
+ struct TBlock *pBlock)
+{
+ int nResult = 0;
+
+ unsigned char *pData = pBlock->mpData;
+ unsigned int i = 0, length = 0;
+ const unsigned int blk_size = pBlock->blk_size;
+ unsigned char dev_idx = 0;
+ struct tasdevice_dspfw_hdr *pFw_hdr = &(pTAS2781->mpFirmware->fw_hdr);
+ struct tasdevice_fw_fixed_hdr *pFw_fixed_hdr = &(pFw_hdr->mnFixedHdr);
+
+ if (pFw_fixed_hdr->mnPPCVersion >= PPC3_VERSION) {
+ switch (pBlock->mnType) {
+ case MAIN_ALL_DEVICES_1X:
+ dev_idx = 0|0x80;
+ break;
+ case MAIN_DEVICE_A_1X:
+ dev_idx = 1|0x80;
+ break;
+ case COEFF_DEVICE_A_1X:
+ case PRE_DEVICE_A_1X:
+ dev_idx = 1|0xC0;
+ break;
+ case MAIN_DEVICE_B_1X:
+ dev_idx = 2|0x80;
+ break;
+ case COEFF_DEVICE_B_1X:
+ case PRE_DEVICE_B_1X:
+ dev_idx = 2|0xC0;
+ break;
+ case MAIN_DEVICE_C_1X:
+ dev_idx = 3|0x80;
+ break;
+ case COEFF_DEVICE_C_1X:
+ case PRE_DEVICE_C_1X:
+ dev_idx = 3|0xC0;
+ break;
+ case MAIN_DEVICE_D_1X:
+ dev_idx = 4|0x80;
+ break;
+ case COEFF_DEVICE_D_1X:
+ case PRE_DEVICE_D_1X:
+ dev_idx = 4|0xC0;
+ break;
+ default:
+ dev_info(pTAS2781->dev,
+ "%s: TAS2781 load block: Other Type = 0x%02x\n",
+ __func__, pBlock->mnType);
+ break;
+ }
+ } else {
+ switch (pBlock->mnType) {
+ case MAIN_ALL_DEVICES:
+ dev_idx = 0|0x80;
+ break;
+ case MAIN_DEVICE_A:
+ dev_idx = 1|0x80;
+ break;
+ case COEFF_DEVICE_A:
+ case PRE_DEVICE_A:
+ dev_idx = 1|0xC0;
+ break;
+ case MAIN_DEVICE_B:
+ dev_idx = 2|0x80;
+ break;
+ case COEFF_DEVICE_B:
+ case PRE_DEVICE_B:
+ dev_idx = 2|0xC0;
+ break;
+ case MAIN_DEVICE_C:
+ dev_idx = 3|0x80;
+ break;
+ case COEFF_DEVICE_C:
+ case PRE_DEVICE_C:
+ dev_idx = 3|0xC0;
+ break;
+ case MAIN_DEVICE_D:
+ dev_idx = 4|0x80;
+ break;
+ case COEFF_DEVICE_D:
+ case PRE_DEVICE_D:
+ dev_idx = 4|0xC0;
+ break;
+ default:
+ dev_info(pTAS2781->dev,
+ "%s: TAS2781 load block: Other Type = 0x%02x\n",
+ __func__,
+ pBlock->mnType);
+ break;
+ }
+ }
+
+ for (i = 0; i < pBlock->nSublocks; i++) {
+ int rc = tasdevice_process_block(pTAS2781, pData + length,
+ dev_idx, blk_size - length);
+ if (rc < 0) {
+ dev_err(pTAS2781->dev,
+ "%s: ERROR:%u %u sublock write error\n",
+ __func__, length, blk_size);
+ break;
+ }
+ length += (unsigned int)rc;
+ if (blk_size < length) {
+ dev_err(pTAS2781->dev,
+ "%s: ERROR:%u %u out of memory\n",
+ __func__, length, blk_size);
+ break;
+ }
+ }
+
+ return nResult;
+}
+
+int fw_parse_variable_header_git(struct tasdevice_priv *tas_dev,
+ const struct firmware *pFW, int offset)
+{
+ const unsigned char *buf = pFW->data;
+ struct TFirmware *pFirmware = tas_dev->mpFirmware;
+ struct tasdevice_dspfw_hdr *pFw_hdr = &(pFirmware->fw_hdr);
+ int i = strlen((char *)&buf[offset]);
+
+ i++;
+
+ if (offset + i > pFW->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+
+ pFw_hdr->mpDescription = kmemdup(&buf[offset], i, GFP_KERNEL);
+ if (pFw_hdr->mpDescription == NULL)
+ goto out;
+ offset += i;
+
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFw_hdr->mnDeviceFamily = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ if (pFw_hdr->mnDeviceFamily != 0) {
+ dev_err(tas_dev->dev, "ERROR:%s: not TAS device\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFw_hdr->mnDevice = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ if (pFw_hdr->mnDevice >= TASDEVICE_DSP_TAS_MAX_DEVICE ||
+ pFw_hdr->mnDevice == 6) {
+ dev_err(tas_dev->dev, "ERROR:%s: not support device %d\n",
+ __func__, pFw_hdr->mnDevice);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ pFw_hdr->ndev = deviceNumber[pFw_hdr->mnDevice];
+ if (pFw_hdr->ndev != tas_dev->ndev) {
+ dev_err(tas_dev->dev,
+ "%s: ndev(%u) in dspbin dismatch ndev(%u) in DTS\n",
+ __func__, pFw_hdr->ndev,
+ tas_dev->ndev);
+ offset = -1;
+ }
+
+out:
+ return offset;
+}
+
+int fw_parse_variable_header_cal(struct tasdevice_priv *tas_dev,
+ struct TFirmware *pCalFirmware, const struct firmware *pFW, int offset)
+{
+ const unsigned char *buf = pFW->data;
+ struct tasdevice_dspfw_hdr *pFw_hdr = &(pCalFirmware->fw_hdr);
+ int i = strlen((char *)&buf[offset]);
+
+ i++;
+
+ if (offset + i > pFW->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+
+ pFw_hdr->mpDescription = kmemdup(&buf[offset], i, GFP_KERNEL);
+ if (pFw_hdr->mpDescription == NULL)
+ goto out;
+ offset += i;
+
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnDeviceFamily error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFw_hdr->mnDeviceFamily = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ if (pFw_hdr->mnDeviceFamily != 0) {
+ dev_err(tas_dev->dev, "ERROR:%s: not TAS device\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnDevice error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFw_hdr->mnDevice = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ if (pFw_hdr->mnDevice >= TASDEVICE_DSP_TAS_MAX_DEVICE ||
+ pFw_hdr->mnDevice == 6) {
+ dev_err(tas_dev->dev, "ERROR:%s: not support device %d\n",
+ __func__, pFw_hdr->mnDevice);
+ offset = -1;
+ goto out;
+ }
+ offset += 4;
+ pFw_hdr->ndev = deviceNumber[pFw_hdr->mnDevice];
+ if (pFw_hdr->ndev != 1) {
+ dev_err(tas_dev->dev,
+ "%s: calbin must be 1, but currently ndev(%u)\n",
+ __func__, pFw_hdr->ndev);
+ offset = -1;
+ }
+
+out:
+ return offset;
+}
+
+static inline void tas2781_clear_Calfirmware(struct TFirmware
+ *mpCalFirmware)
+{
+ int i = 0;
+ unsigned int nBlock = 0;
+
+ if (mpCalFirmware->mpCalibrations) {
+ struct TCalibration *pCalibration;
+
+ for (i = 0; i < mpCalFirmware->mnCalibrations; i++) {
+ pCalibration = &(mpCalFirmware->mpCalibrations[i]);
+ if (pCalibration) {
+ struct TData *pImageData =
+ &(pCalibration->mData);
+
+ if (pImageData->mpBlocks) {
+ struct TBlock *pBlock;
+
+ for (nBlock = 0; nBlock <
+ pImageData->mnBlocks;
+ nBlock++) {
+ pBlock =
+ &(pImageData->mpBlocks[nBlock]);
+ kfree(pBlock->mpData);
+ }
+ kfree(pImageData->mpBlocks);
+ }
+ kfree(pCalibration->mpDescription);
+ }
+ }
+ kfree(mpCalFirmware->mpCalibrations);
+ }
+ kfree(mpCalFirmware);
+}
+
+static int fw_parse_block_data(struct TFirmware *pFirmware,
+ struct TBlock *pBlock, const struct firmware *pFW, int offset)
+{
+ unsigned char *pData = (unsigned char *)pFW->data;
+ int n;
+
+ if (offset + 4 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mnType error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mnType = SMS_HTONL(pData[offset],
+ pData[offset + 1], pData[offset + 2], pData[offset + 3]);
+ offset += 4;
+
+ if (pFirmware->fw_hdr.mnFixedHdr.mnDriverVersion >=
+ PPC_DRIVER_CRCCHK) {
+ if (offset + 1 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mbPChkSumPresent error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mbPChkSumPresent = pData[offset];
+ offset++;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mnPChkSum error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mnPChkSum = pData[offset];
+ offset++;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mbYChkSumPresent error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mbYChkSumPresent = pData[offset];
+ offset++;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mnYChkSum error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mnYChkSum = pData[offset];
+ offset++;
+ } else {
+ pBlock->mbPChkSumPresent = 0;
+ pBlock->mbYChkSumPresent = 0;
+ }
+ if (offset + 4 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mnCommands error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mnCommands = SMS_HTONL(pData[offset],
+ pData[offset + 1], pData[offset + 2], pData[offset + 3]);
+ offset += 4;
+
+ n = pBlock->mnCommands * 4;
+ if (offset + n > pFW->size) {
+ dev_err(pFirmware->dev,
+ "%s: File Size(%u) error offset = %d n = %d\n",
+ __func__, pFW->size, offset, n);
+ offset = -1;
+ goto out;
+ }
+ pBlock->mpData = kmemdup(&pData[offset], n, GFP_KERNEL);
+ if (pBlock->mpData == NULL) {
+ offset = -1;
+ goto out;
+ }
+ offset += n;
+out:
+ return offset;
+}
+
+static int fw_parse_data(struct TFirmware *pFirmware,
+ struct TData *pImageData, const struct firmware *pFW, int offset)
+{
+ const unsigned char *pData = (unsigned char *)pFW->data;
+ int n = 0;
+ unsigned int nBlock;
+
+ if (offset + 64 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mpName error\n", __func__);
+ n = -1;
+ goto out;
+ }
+ memcpy(pImageData->mpName, &pData[offset], 64);
+ offset += 64;
+
+ n = strlen((char *)&pData[offset]);
+ n++;
+ if (offset + n > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mpDescription error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pImageData->mpDescription = kmemdup(pData, n, GFP_KERNEL);
+ if (pImageData->mpDescription == NULL)
+ goto out;
+ offset += n;
+
+ if (offset + 2 > pFW->size) {
+ dev_err(pFirmware->dev, "%s: mnBlocks error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pImageData->mnBlocks = SMS_HTONS(pData[offset], pData[offset + 1]);
+ offset += 2;
+
+ pImageData->mpBlocks =
+ kcalloc(pImageData->mnBlocks, sizeof(struct TBlock),
+ GFP_KERNEL);
+ if (pImageData->mpBlocks == NULL) {
+ dev_err(pFirmware->dev, "%s: FW memory failed!\n", __func__);
+ goto out;
+ }
+ for (nBlock = 0; nBlock < pImageData->mnBlocks; nBlock++) {
+ offset = fw_parse_block_data(pFirmware,
+ &(pImageData->mpBlocks[nBlock]), pFW, offset);
+ if (offset < 0) {
+ offset = -1;
+ goto out;
+ }
+ }
+out:
+ return offset;
+}
+
+static int fw_parse_calibration_data(struct tasdevice_priv *tas_dev,
+ struct TFirmware *pFirmware, const struct firmware *pFW, int offset)
+{
+ unsigned char *pData = (unsigned char *)pFW->data;
+ unsigned int n = 0;
+ unsigned int nCalibration = 0;
+ struct TCalibration *pCalibration = NULL;
+
+ if (offset + 2 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnCalibrations error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFirmware->mnCalibrations = SMS_HTONS(pData[offset],
+ pData[offset + 1]);
+ offset += 2;
+
+ if (pFirmware->mnCalibrations != 1) {
+ dev_err(tas_dev->dev,
+ "%s: only support one calibraiton(%d)!\n",
+ __func__, pFirmware->mnCalibrations);
+ goto out;
+ }
+
+ pFirmware->mpCalibrations =
+ kcalloc(pFirmware->mnCalibrations, sizeof(struct TCalibration),
+ GFP_KERNEL);
+ if (pFirmware->mpCalibrations == NULL) {
+ dev_err(tas_dev->dev, "%s: mpCalibrations memory failed!\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ for (nCalibration = 0; nCalibration < pFirmware->mnCalibrations;
+ nCalibration++) {
+ if (offset + 64 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mpCalibrations error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pCalibration = &(pFirmware->mpCalibrations[nCalibration]);
+ memcpy(pCalibration->mpName, &pData[offset], 64);
+ offset += 64;
+
+ n = strlen((char *)&pData[offset]);
+ n++;
+ if (offset + n > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mpDescription error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pCalibration->mpDescription = kmemdup(&pData[offset], n,
+ GFP_KERNEL);
+ if (pCalibration->mpDescription == NULL) {
+ offset = -1;
+ goto out;
+ }
+ offset += n;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev,
+ "%s: mnProgram error, offset = %d\n", __func__,
+ offset);
+ offset = -1;
+ goto out;
+ }
+ pCalibration->mnProgram = pData[offset];
+ offset++;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev,
+ "%s: mnConfiguration error, offset = %d\n",
+ __func__,
+ offset);
+ offset = -1;
+ goto out;
+ }
+ pCalibration->mnConfiguration = pData[offset];
+ offset++;
+
+ offset = fw_parse_data(pFirmware, &(pCalibration->mData), pFW,
+ offset);
+ if (offset < 0)
+ goto out;
+ }
+
+out:
+
+ return offset;
+}
+
+static int fw_parse_program_data(struct tasdevice_priv *tas_dev,
+ struct TFirmware *pFirmware, const struct firmware *pFW, int offset)
+{
+ struct TProgram *pProgram;
+ unsigned char *buf = (unsigned char *)pFW->data;
+ int nProgram = 0;
+
+ if (offset + 2 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFirmware->mnPrograms = SMS_HTONS(buf[offset], buf[offset + 1]);
+ offset += 2;
+
+ if (pFirmware->mnPrograms == 0) {
+ dev_err(tas_dev->dev, "%s: mnPrograms is null, maybe calbin\n",
+ __func__);
+ //Do not "offset = -1;", because of calbin
+ goto out;
+ }
+
+ pFirmware->mpPrograms =
+ kcalloc(pFirmware->mnPrograms, sizeof(struct TProgram),
+ GFP_KERNEL);
+ if (pFirmware->mpPrograms == NULL) {
+ offset = -1;
+ goto out;
+ }
+ for (nProgram = 0; nProgram < pFirmware->mnPrograms; nProgram++) {
+ int n = 0;
+
+ pProgram = &(pFirmware->mpPrograms[nProgram]);
+ if (offset + 64 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mpName error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ memcpy(pProgram->mpName, &buf[offset], 64);
+ offset += 64;
+
+ n = strlen((char *)&buf[offset]);
+ n++;
+ if (offset + n > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mpDescription error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pProgram->mpDescription = kmemdup(&buf[offset], n, GFP_KERNEL);
+ if (pProgram->mpDescription == NULL) {
+ offset = -1;
+ goto out;
+ }
+
+ offset += n;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnAppMode error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pProgram->mnAppMode = buf[offset];
+ offset++;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnPDMI2SMode error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pProgram->mnPDMI2SMode = buf[offset];
+ offset++;
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnISnsPD error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pProgram->mnISnsPD = buf[offset];
+ offset++;
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnVSnsPD error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pProgram->mnVSnsPD = buf[offset];
+ offset++;
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnPowerLDG error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pProgram->mnPowerLDG = buf[offset];
+ offset++;
+
+ offset = fw_parse_data(pFirmware, &(pProgram->mData), pFW,
+ offset);
+ if (offset < 0)
+ goto out;
+ }
+out:
+ return offset;
+}
+
+static int fw_parse_configuration_data(
+ struct tasdevice_priv *tas_dev,
+ struct TFirmware *pFirmware,
+ const struct firmware *pFW, int offset)
+{
+ unsigned char *pData = (unsigned char *)pFW->data;
+ int n;
+ unsigned int nConfiguration;
+ struct TConfiguration *pConfiguration;
+
+ if (offset + 2 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFirmware->mnConfigurations = SMS_HTONS(pData[offset],
+ pData[offset + 1]);
+ offset += 2;
+
+ if (pFirmware->mnConfigurations == 0) {
+ dev_err(tas_dev->dev, "%s: mnConfigurations is zero\n",
+ __func__);
+ //Do not "offset = -1;", because of calbin
+ goto out;
+ }
+ pFirmware->mpConfigurations =
+ kcalloc(pFirmware->mnConfigurations,
+ sizeof(struct TConfiguration), GFP_KERNEL);
+
+ for (nConfiguration = 0; nConfiguration < pFirmware->mnConfigurations;
+ nConfiguration++) {
+ pConfiguration =
+ &(pFirmware->mpConfigurations[nConfiguration]);
+ if (offset + 64 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ memcpy(pConfiguration->mpName, &pData[offset], 64);
+ offset += 64;
+
+ n = strlen((char *)&pData[offset]);
+ n++;
+ if (offset + n > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mpDescription error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mpDescription = kmemdup(&pData[offset], n,
+ GFP_KERNEL);
+
+ if (pConfiguration->mpDescription == NULL) {
+ dev_err(tas_dev->dev, "%s: FW memory failed!\n",
+ __func__);
+ goto out;
+ }
+ offset += n;
+ if (offset + 2 > pFW->size) {
+ dev_err(tas_dev->dev,
+ "%s: mnDevice_orientation error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mnDevice_orientation = pData[offset];
+
+ pConfiguration->mnDevices = pData[offset + 1];
+ offset += 2;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mProgram error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mProgram = pData[offset];
+ offset++;
+
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnSamplingRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mnSamplingRate = SMS_HTONL(pData[offset],
+ pData[offset + 1], pData[offset + 2],
+ pData[offset + 3]);
+ offset += 4;
+
+ if (offset + 1 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnPLLSrc error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mnPLLSrc = pData[offset];
+ offset++;
+
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnPLLSrcRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mnPLLSrcRate = SMS_HTONL(pData[offset],
+ pData[offset + 1], pData[offset + 2],
+ pData[offset + 3]);
+ offset += 4;
+
+ if (offset + 2 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnFsRate error\n",
+ __func__);
+ offset = -1;
+ goto out;
+ }
+ pConfiguration->mnFsRate = SMS_HTONS(pData[offset],
+ pData[offset + 1]);
+ offset += 2;
+
+ offset = fw_parse_data(pFirmware, &(pConfiguration->mData),
+ pFW, offset);
+ if (offset < 0)
+ goto out;
+ }
+out:
+ return offset;
+}
+
+static int fw_parse_header(struct tasdevice_priv *tas_dev,
+ struct TFirmware *pFirmware, const struct firmware *pFW, int offset)
+{
+ struct tasdevice_dspfw_hdr *pFw_hdr = &(pFirmware->fw_hdr);
+ struct tasdevice_fw_fixed_hdr *pFw_fixed_hdr = &(pFw_hdr->mnFixedHdr);
+ const unsigned char *buf = (unsigned char *)pFW->data;
+ int i = 0;
+ unsigned char pMagicNumber[] = { 0x35, 0x35, 0x35, 0x32 };
+
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -EINVAL;
+ goto out;
+ }
+ if (memcmp(&buf[offset], pMagicNumber, 4)) {
+ dev_err(tas_dev->dev, "%s: Magic number doesn't match",
+ __func__);
+ offset = -EINVAL;
+ goto out;
+ }
+ pFw_fixed_hdr->mnMagicNumber = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnFWSize error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFw_fixed_hdr->mnFWSize = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: File Size error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ if (pFw_fixed_hdr->mnFWSize != pFW->size) {
+ dev_err(tas_dev->dev, "File size not match, %d %d", pFW->size,
+ pFw_fixed_hdr->mnFWSize);
+ offset = -1;
+ goto out;
+ }
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnChecksum error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFw_fixed_hdr->mnChecksum = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnPPCVersion error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFw_fixed_hdr->mnPPCVersion = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnFWVersion error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFw_fixed_hdr->mnFWVersion = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnDriverVersion error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ pFw_fixed_hdr->mnDriverVersion = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (offset + 4 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mnTimeStamp error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ for (i = 0; i < sizeof(BinFileformatVerInfo) /
+ sizeof(BinFileformatVerInfo[0]); i++) {
+ if (BinFileformatVerInfo[i][DRVFWVER] ==
+ pFw_fixed_hdr->mnDriverVersion) {
+ pFw_hdr->mnBinFileDocVer =
+ BinFileformatVerInfo[i][BINFILEDOCVER];
+ break;
+ }
+ }
+ pFw_fixed_hdr->mnTimeStamp = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (offset + 64 > pFW->size) {
+ dev_err(tas_dev->dev, "%s: mpDDCName error\n", __func__);
+ offset = -1;
+ goto out;
+ }
+ memcpy(pFw_fixed_hdr->mpDDCName, &buf[offset], 64);
+ offset += 64;
+
+ out:
+ return offset;
+}
+
+static const unsigned char crc8_lookup_table[CRC8_TABLE_SIZE] = {
+ 0x00, 0x4D, 0x9A, 0xD7, 0x79, 0x34, 0xE3, 0xAE,
+ 0xF2, 0xBF, 0x68, 0x25, 0x8B, 0xC6, 0x11, 0x5C,
+ 0xA9, 0xE4, 0x33, 0x7E, 0xD0, 0x9D, 0x4A, 0x07,
+ 0x5B, 0x16, 0xC1, 0x8C, 0x22, 0x6F, 0xB8, 0xF5,
+ 0x1F, 0x52, 0x85, 0xC8, 0x66, 0x2B, 0xFC, 0xB1,
+ 0xED, 0xA0, 0x77, 0x3A, 0x94, 0xD9, 0x0E, 0x43,
+ 0xB6, 0xFB, 0x2C, 0x61, 0xCF, 0x82, 0x55, 0x18,
+ 0x44, 0x09, 0xDE, 0x93, 0x3D, 0x70, 0xA7, 0xEA,
+ 0x3E, 0x73, 0xA4, 0xE9, 0x47, 0x0A, 0xDD, 0x90,
+ 0xCC, 0x81, 0x56, 0x1B, 0xB5, 0xF8, 0x2F, 0x62,
+ 0x97, 0xDA, 0x0D, 0x40, 0xEE, 0xA3, 0x74, 0x39,
+ 0x65, 0x28, 0xFF, 0xB2, 0x1C, 0x51, 0x86, 0xCB,
+ 0x21, 0x6C, 0xBB, 0xF6, 0x58, 0x15, 0xC2, 0x8F,
+ 0xD3, 0x9E, 0x49, 0x04, 0xAA, 0xE7, 0x30, 0x7D,
+ 0x88, 0xC5, 0x12, 0x5F, 0xF1, 0xBC, 0x6B, 0x26,
+ 0x7A, 0x37, 0xE0, 0xAD, 0x03, 0x4E, 0x99, 0xD4,
+ 0x7C, 0x31, 0xE6, 0xAB, 0x05, 0x48, 0x9F, 0xD2,
+ 0x8E, 0xC3, 0x14, 0x59, 0xF7, 0xBA, 0x6D, 0x20,
+ 0xD5, 0x98, 0x4F, 0x02, 0xAC, 0xE1, 0x36, 0x7B,
+ 0x27, 0x6A, 0xBD, 0xF0, 0x5E, 0x13, 0xC4, 0x89,
+ 0x63, 0x2E, 0xF9, 0xB4, 0x1A, 0x57, 0x80, 0xCD,
+ 0x91, 0xDC, 0x0B, 0x46, 0xE8, 0xA5, 0x72, 0x3F,
+ 0xCA, 0x87, 0x50, 0x1D, 0xB3, 0xFE, 0x29, 0x64,
+ 0x38, 0x75, 0xA2, 0xEF, 0x41, 0x0C, 0xDB, 0x96,
+ 0x42, 0x0F, 0xD8, 0x95, 0x3B, 0x76, 0xA1, 0xEC,
+ 0xB0, 0xFD, 0x2A, 0x67, 0xC9, 0x84, 0x53, 0x1E,
+ 0xEB, 0xA6, 0x71, 0x3C, 0x92, 0xDF, 0x08, 0x45,
+ 0x19, 0x54, 0x83, 0xCE, 0x60, 0x2D, 0xFA, 0xB7,
+ 0x5D, 0x10, 0xC7, 0x8A, 0x24, 0x69, 0xBE, 0xF3,
+ 0xAF, 0xE2, 0x35, 0x78, 0xD6, 0x9B, 0x4C, 0x01,
+ 0xF4, 0xB9, 0x6E, 0x23, 0x8D, 0xC0, 0x17, 0x5A,
+ 0x06, 0x4B, 0x9C, 0xD1, 0x7F, 0x32, 0xE5, 0xA8
+};
+
+static int isInPageYRAM(struct tasdevice_priv *pTAS2781,
+ struct TYCRC *pCRCData,
+ unsigned char nBook, unsigned char nPage,
+ unsigned char nReg, unsigned char len)
+{
+ int nResult = 0;
+
+ if (nBook == TAS2781_YRAM_BOOK1) {
+ if (nPage == TAS2781_YRAM1_PAGE) {
+ if (nReg >= TAS2781_YRAM1_START_REG) {
+ pCRCData->mnOffset = nReg;
+ pCRCData->mnLen = len;
+ nResult = 1;
+ } else if ((nReg + len) > TAS2781_YRAM1_START_REG) {
+ pCRCData->mnOffset = TAS2781_YRAM1_START_REG;
+ pCRCData->mnLen =
+ len - (TAS2781_YRAM1_START_REG - nReg);
+ nResult = 1;
+ } else
+ nResult = 0;
+ } else if (nPage == TAS2781_YRAM3_PAGE) {
+ if (nReg > TAS2781_YRAM3_END_REG) {
+ nResult = 0;
+ } else if (nReg >= TAS2781_YRAM3_START_REG) {
+ if ((nReg + len) > TAS2781_YRAM3_END_REG) {
+ pCRCData->mnOffset = nReg;
+ pCRCData->mnLen =
+ TAS2781_YRAM3_END_REG - nReg + 1;
+ nResult = 1;
+ } else {
+ pCRCData->mnOffset = nReg;
+ pCRCData->mnLen = len;
+ nResult = 1;
+ }
+ } else {
+ if ((nReg + (len-1)) <
+ TAS2781_YRAM3_START_REG)
+ nResult = 0;
+ else {
+ pCRCData->mnOffset =
+ TAS2781_YRAM3_START_REG;
+ pCRCData->mnLen =
+ len - (TAS2781_YRAM3_START_REG - nReg);
+ nResult = 1;
+ }
+ }
+ }
+ } else if (nBook ==
+ TAS2781_YRAM_BOOK2) {
+ if (nPage == TAS2781_YRAM5_PAGE) {
+ if (nReg > TAS2781_YRAM5_END_REG) {
+ nResult = 0;
+ } else if (nReg >= TAS2781_YRAM5_START_REG) {
+ if ((nReg + len) > TAS2781_YRAM5_END_REG) {
+ pCRCData->mnOffset = nReg;
+ pCRCData->mnLen =
+ TAS2781_YRAM5_END_REG - nReg + 1;
+ nResult = 1;
+ } else {
+ pCRCData->mnOffset = nReg;
+ pCRCData->mnLen = len;
+ nResult = 1;
+ }
+ } else {
+ if ((nReg + (len-1)) <
+ TAS2781_YRAM5_START_REG)
+ nResult = 0;
+ else {
+ pCRCData->mnOffset =
+ TAS2781_YRAM5_START_REG;
+ pCRCData->mnLen =
+ len - (TAS2781_YRAM5_START_REG - nReg);
+ nResult = 1;
+ }
+ }
+ }
+ } else
+ nResult = 0;
+
+ return nResult;
+}
+
+static int isInBlockYRAM(struct tasdevice_priv *pTAS2781,
+ struct TYCRC *pCRCData,
+ unsigned char nBook, unsigned char nPage,
+ unsigned char nReg, unsigned char len)
+{
+ int nResult = 0;
+
+ if (nBook == TAS2781_YRAM_BOOK1) {
+ if (nPage < TAS2781_YRAM2_START_PAGE)
+ nResult = 0;
+ else if (nPage <= TAS2781_YRAM2_END_PAGE) {
+ if (nReg > TAS2781_YRAM2_END_REG)
+ nResult = 0;
+ else if (nReg >= TAS2781_YRAM2_START_REG) {
+ pCRCData->mnOffset = nReg;
+ pCRCData->mnLen = len;
+ nResult = 1;
+ } else {
+ if ((nReg + (len-1)) <
+ TAS2781_YRAM2_START_REG)
+ nResult = 0;
+ else {
+ pCRCData->mnOffset =
+ TAS2781_YRAM2_START_REG;
+ pCRCData->mnLen =
+ nReg + len - TAS2781_YRAM2_START_REG;
+ nResult = 1;
+ }
+ }
+ } else
+ nResult = 0;
+ } else if (nBook ==
+ TAS2781_YRAM_BOOK2) {
+ if (nPage < TAS2781_YRAM4_START_PAGE)
+ nResult = 0;
+ else if (nPage <= TAS2781_YRAM4_END_PAGE) {
+ if (nReg > TAS2781_YRAM2_END_REG)
+ nResult = 0;
+ else if (nReg >= TAS2781_YRAM2_START_REG) {
+ pCRCData->mnOffset = nReg;
+ pCRCData->mnLen = len;
+ nResult = 1;
+ } else {
+ if ((nReg + (len-1))
+ < TAS2781_YRAM2_START_REG)
+ nResult = 0;
+ else {
+ pCRCData->mnOffset =
+ TAS2781_YRAM2_START_REG;
+ pCRCData->mnLen =
+ nReg + len - TAS2781_YRAM2_START_REG;
+ nResult = 1;
+ }
+ }
+ } else
+ nResult = 0;
+ } else
+ nResult = 0;
+
+ return nResult;
+}
+
+static int isYRAM(struct tasdevice_priv *pTAS2781, struct TYCRC *pCRCData,
+ unsigned char nBook, unsigned char nPage,
+ unsigned char nReg, unsigned char len)
+{
+ int nResult = 0;
+
+ nResult = isInPageYRAM(pTAS2781, pCRCData, nBook, nPage, nReg, len);
+ if (nResult == 0)
+ nResult = isInBlockYRAM(pTAS2781, pCRCData, nBook,
+ nPage, nReg, len);
+
+ return nResult;
+}
+
+/*
+ * crc8-calculate a crc8 over the given input data.
+ *
+ * table: crc table used for calculation.
+ * pdata: pointer to data buffer.
+ * nbytes: number of bytes in data buffer.
+ * crc: previous returned crc8 value.
+ */
+static u8 ti_crc8(const u8 table[CRC8_TABLE_SIZE], u8 *pdata,
+ size_t nbytes, u8 crc)
+{
+ /*loop over the buffer data */
+ while (nbytes-- > 0)
+ crc = table[(crc ^ *(pdata += 1)) & 0xff];
+
+ return crc;
+}
+
+static int doSingleRegCheckSum(struct tasdevice_priv *pTAS2781,
+ enum channel chl,
+ unsigned char nBook, unsigned char nPage,
+ unsigned char nReg, unsigned char nValue)
+{
+ int nResult = 0;
+ struct TYCRC sCRCData;
+ unsigned int nData1 = 0;
+
+ if ((nBook == TASDEVICE_BOOK_ID(TAS2781_SA_COEFF_SWAP_REG))
+ && (nPage == TASDEVICE_PAGE_ID(TAS2781_SA_COEFF_SWAP_REG))
+ && (nReg >= TASDEVICE_PAGE_REG(TAS2781_SA_COEFF_SWAP_REG))
+ && (nReg <= (TASDEVICE_PAGE_REG(
+ TAS2781_SA_COEFF_SWAP_REG) + 4))) {
+ /*DSP swap command, pass */
+ nResult = 0;
+ goto end;
+ }
+
+ nResult = isYRAM(pTAS2781, &sCRCData, nBook, nPage, nReg, 1);
+ if (nResult == 1) {
+ nResult = pTAS2781->read(pTAS2781, chl,
+ TASDEVICE_REG(nBook, nPage, nReg), &nData1);
+ if (nResult < 0)
+ goto end;
+
+ if (nData1 != nValue) {
+ dev_err(pTAS2781->dev,
+ "error2, B[0x%x]P[0x%x]R[0x%x] W[0x%x], R[0x%x]\n",
+ nBook, nPage, nReg,
+ nValue, nData1);
+ nResult = -EAGAIN;
+ pTAS2781->tasdevice[chl].mnErrCode |=
+ ERROR_YRAM_CRCCHK;
+ goto end;
+ }
+
+ if (nData1 != nValue) {
+ dev_err(pTAS2781->dev,
+ "error2, B[0x%x]P[0x%x]R[0x%x] W[0x%x], R[0x%x]\n",
+ nBook, nPage, nReg,
+ nValue, nData1);
+ nResult = -EAGAIN;
+ goto end;
+ }
+
+ nResult = ti_crc8(crc8_lookup_table, &nValue, 1, 0);
+ }
+
+end:
+ return nResult;
+}
+
+static int doMultiRegCheckSum(struct tasdevice_priv *pTAS2781,
+ enum channel chn, unsigned char nBook, unsigned char nPage,
+ unsigned char nReg, unsigned int len)
+{
+ int nResult = 0, i = 0;
+ unsigned char nCRCChkSum = 0;
+ unsigned char nBuf1[128] = {0};
+ struct TYCRC TCRCData;
+
+ if ((nReg + len-1) > 127) {
+ nResult = -EINVAL;
+ dev_err(pTAS2781->dev, "firmware error\n");
+ goto end;
+ }
+
+ if ((nBook == TASDEVICE_BOOK_ID(TAS2781_SA_COEFF_SWAP_REG))
+ && (nPage == TASDEVICE_PAGE_ID(TAS2781_SA_COEFF_SWAP_REG))
+ && (nReg == TASDEVICE_PAGE_REG(TAS2781_SA_COEFF_SWAP_REG))
+ && (len == 4)) {
+ /*DSP swap command, pass */
+ nResult = 0;
+ goto end;
+ }
+
+ nResult = isYRAM(pTAS2781, &TCRCData, nBook, nPage, nReg, len);
+ dev_info(pTAS2781->dev,
+ "isYRAM: nBook 0x%x, nPage 0x%x, nReg 0x%x\n",
+ nBook, nPage, nReg);
+ dev_info(pTAS2781->dev,
+ "isYRAM: TCRCData.mnLen 0x%x, len 0x%x, nResult %d\n",
+ TCRCData.mnLen, len, nResult);
+ dev_info(pTAS2781->dev, "TCRCData.mnOffset %x\n", TCRCData.mnOffset);
+ if (nResult == 1) {
+ if (len == 1) {
+ dev_err(pTAS2781->dev, "firmware error\n");
+ nResult = -EINVAL;
+ goto end;
+ } else {
+ nResult = pTAS2781->bulk_read(pTAS2781, chn,
+ TASDEVICE_REG(nBook, nPage, TCRCData.mnOffset),
+ nBuf1, TCRCData.mnLen);
+ if (nResult < 0)
+ goto end;
+
+ for (i = 0; i < TCRCData.mnLen; i++) {
+ if ((nBook == TASDEVICE_BOOK_ID(
+ TAS2781_SA_COEFF_SWAP_REG))
+ && (nPage == TASDEVICE_PAGE_ID(
+ TAS2781_SA_COEFF_SWAP_REG))
+ && ((i + TCRCData.mnOffset)
+ >= TASDEVICE_PAGE_REG(
+ TAS2781_SA_COEFF_SWAP_REG))
+ && ((i + TCRCData.mnOffset)
+ <= (TASDEVICE_PAGE_REG(
+ TAS2781_SA_COEFF_SWAP_REG)
+ + 4))) {
+ /*DSP swap command, bypass */
+ continue;
+ } else
+ nCRCChkSum +=
+ ti_crc8(crc8_lookup_table, &nBuf1[i],
+ 1, 0);
+ }
+
+ nResult = nCRCChkSum;
+ }
+ }
+
+end:
+ return nResult;
+}
+
+static int tasdevice_load_block(struct tasdevice_priv *tas_dev,
+ struct TBlock *pBlock)
+{
+ int nResult = 0;
+ unsigned int nCommand = 0;
+ unsigned char nBook = 0;
+ unsigned char nPage = 0;
+ unsigned char nOffset = 0;
+ unsigned char nData = 0;
+ unsigned int nLength = 0;
+ unsigned int nSleep = 0;
+ unsigned char nCRCChkSum = 0;
+ unsigned int nValue = 0;
+ int nRetry = 6;
+ unsigned char *pData = pBlock->mpData;
+ int chn = 0, chnend = 0;
+
+ dev_info(tas_dev->dev,
+ "TAS2781 load block: Type = %d, commands = %d\n",
+ pBlock->mnType, pBlock->mnCommands);
+ switch (pBlock->mnType) {
+ case MAIN_ALL_DEVICES:
+ chn = 0;
+ chnend = tas_dev->ndev;
+ break;
+ case MAIN_DEVICE_A:
+ case COEFF_DEVICE_A:
+ case PRE_DEVICE_A:
+ chn = 0;
+ chnend = 1;
+ break;
+ case MAIN_DEVICE_B:
+ case COEFF_DEVICE_B:
+ case PRE_DEVICE_B:
+ chn = 1;
+ chnend = 2;
+ break;
+ case MAIN_DEVICE_C:
+ case COEFF_DEVICE_C:
+ case PRE_DEVICE_C:
+ chn = 2;
+ chnend = 3;
+ break;
+ case MAIN_DEVICE_D:
+ case COEFF_DEVICE_D:
+ case PRE_DEVICE_D:
+ chn = 3;
+ chnend = 4;
+ break;
+ default:
+ dev_info(tas_dev->dev,
+ "TAS2781 load block: Other Type = 0x%02x\n",
+ pBlock->mnType);
+ break;
+ }
+
+ for (; chn < chnend; chn++) {
+ if (tas_dev->tasdevice[chn].bLoading == false)
+ continue;
+start:
+ if (pBlock->mbPChkSumPresent) {
+ nResult = tas_dev->write(tas_dev, chn,
+ TASDEVICE_I2CChecksum, 0);
+ if (nResult < 0)
+ goto end;
+ }
+
+ if (pBlock->mbYChkSumPresent)
+ nCRCChkSum = 0;
+
+ nCommand = 0;
+
+ while (nCommand < pBlock->mnCommands) {
+ pData = pBlock->mpData + nCommand * 4;
+
+ nBook = pData[0];
+ nPage = pData[1];
+ nOffset = pData[2];
+ nData = pData[3];
+
+ nCommand++;
+
+ if (nOffset <= 0x7F) {
+ nResult = tas_dev->write(tas_dev, chn,
+ TASDEVICE_REG(nBook, nPage, nOffset),
+ nData);
+ if (nResult < 0)
+ goto end;
+ if (pBlock->mbYChkSumPresent) {
+ nResult = doSingleRegCheckSum(tas_dev,
+ chn, nBook, nPage, nOffset,
+ nData);
+ if (nResult < 0)
+ goto check;
+ nCRCChkSum += (unsigned char)nResult;
+ }
+ } else if (nOffset == 0x81) {
+ nSleep = (nBook << 8) + nPage;
+ msleep(nSleep);
+ } else if (nOffset == 0x85) {
+ pData += 4;
+ nLength = (nBook << 8) + nPage;
+ nBook = pData[0];
+ nPage = pData[1];
+ nOffset = pData[2];
+ if (nLength > 1) {
+ nResult = tas_dev->bulk_write(tas_dev,
+ chn, TASDEVICE_REG(nBook,
+ nPage, nOffset), pData + 3,
+ nLength);
+ if (nResult < 0)
+ goto end;
+ if (pBlock->mbYChkSumPresent) {
+ nResult = doMultiRegCheckSum(
+ tas_dev, chn, nBook,
+ nPage, nOffset,
+ nLength);
+ if (nResult < 0)
+ goto check;
+ nCRCChkSum +=
+ (unsigned char)nResult;
+ }
+ } else {
+ nResult = tas_dev->write(tas_dev, chn,
+ TASDEVICE_REG(nBook, nPage,
+ nOffset),
+ pData[3]);
+ if (nResult < 0)
+ goto end;
+ if (pBlock->mbYChkSumPresent) {
+ nResult = doSingleRegCheckSum(
+ tas_dev, chn, nBook,
+ nPage, nOffset,
+ pData[3]);
+ if (nResult < 0)
+ goto check;
+ nCRCChkSum +=
+ (unsigned char)nResult;
+ }
+ }
+
+ nCommand++;
+ if (nLength >= 2)
+ nCommand += ((nLength - 2) / 4) + 1;
+ }
+ }
+ if (pBlock->mbPChkSumPresent) {
+ nResult = tas_dev->read(tas_dev, chn,
+ TASDEVICE_I2CChecksum, &nValue);
+ if (nResult < 0) {
+ dev_err(tas_dev->dev, "%s: Channel %d\n",
+ __func__, chn);
+ goto check;
+ }
+ if ((nValue&0xff) != pBlock->mnPChkSum) {
+ dev_err(tas_dev->dev,
+ "Block PChkSum Channel %d Error: FW = 0x%x, Reg = 0x%x\n",
+ chn, pBlock->mnPChkSum, (nValue&0xff));
+ nResult = -EAGAIN;
+ tas_dev->tasdevice[chn].mnErrCode |=
+ ERROR_PRAM_CRCCHK;
+ goto check;
+ }
+ nResult = 0;
+ tas_dev->tasdevice[chn].mnErrCode &=
+ ~ERROR_PRAM_CRCCHK;
+ dev_info(tas_dev->dev, "Block[0x%02x] PChkSum match\n",
+ pBlock->mnType);
+ }
+
+ if (pBlock->mbYChkSumPresent) {
+ //TBD, open it when FW ready
+ dev_err(tas_dev->dev, "Block YChkSum: FW = 0x%x, YCRC = 0x%x\n",
+ pBlock->mnYChkSum,
+ nCRCChkSum);
+
+ tas_dev->tasdevice[chn].mnErrCode &=
+ ~ERROR_YRAM_CRCCHK;
+ nResult = 0;
+ dev_info(tas_dev->dev,
+ "Block[0x%x] YChkSum match\n", pBlock->mnType);
+ }
+check:
+ if (nResult == -EAGAIN) {
+ nRetry--;
+ if (nRetry > 0)
+ goto start;
+ else {
+ if ((pBlock->mnType == MAIN_ALL_DEVICES)
+ || (pBlock->mnType == MAIN_DEVICE_A)
+ || (pBlock->mnType == MAIN_DEVICE_B)
+ || (pBlock->mnType == MAIN_DEVICE_C)
+ || (pBlock->mnType == MAIN_DEVICE_D)) {
+ tas_dev->tasdevice[chn].mnCurrentProgram
+ = -1;
+ } else {
+ tas_dev->tasdevice[chn].mnCurrentConfiguration
+ = -1;
+ }
+ nRetry = 6;
+ }
+ }
+ }
+end:
+ if (nResult < 0) {
+ dev_err(tas_dev->dev, "Block (%d) load error\n",
+ pBlock->mnType);
+ }
+ return nResult;
+}
+
+
+static int tasdevice_load_data(struct tasdevice_priv *tas_dev,
+ struct TData *pData)
+{
+ int nResult = 0;
+ unsigned int nBlock = 0;
+ struct TBlock *pBlock = NULL;
+
+ dev_info(tas_dev->dev, "%s: TAS2781 load data: %s, Blocks = %d\n",
+ __func__,
+ pData->mpName, pData->mnBlocks);
+
+ for (nBlock = 0; nBlock < pData->mnBlocks; nBlock++) {
+ pBlock = &(pData->mpBlocks[nBlock]);
+ nResult = tas_dev->tasdevice_load_block(tas_dev, pBlock);
+ if (nResult < 0)
+ break;
+ }
+
+ return nResult;
+}
+
+static int tasdevice_load_calibrated_data(
+ struct tasdevice_priv *tas_dev, struct TData *pData)
+{
+ int nResult = 0;
+ unsigned int nBlock = 0;
+ struct TBlock *pBlock = NULL;
+
+ dev_info(tas_dev->dev, "%s: TAS2781 load data: %s, Blocks = %d\n",
+ __func__,
+ pData->mpName, pData->mnBlocks);
+
+ for (nBlock = 0; nBlock < pData->mnBlocks; nBlock++) {
+ pBlock = &(pData->mpBlocks[nBlock]);
+ nResult = tasdevice_load_block(tas_dev, pBlock);
+ if (nResult < 0)
+ break;
+ }
+
+ return nResult;
+}
+
+int tas2781_load_calibration(void *pContext,
+ char *pFileName, enum channel i)
+{
+ int ret = 0, nSize = 0, offset = 0;
+ loff_t pos = 0;
+ struct file *filp = NULL;
+ struct firmware FW;
+ const struct firmware *fw_entry = NULL;
+ char *data = NULL;
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *)pContext;
+ struct Ttasdevice *pTasdev = &(tas_dev->tasdevice[i]);
+ struct TFirmware *mpCalFirmware = NULL;
+ char pHint[256];
+
+ ret = request_firmware(&fw_entry, pFileName, tas_dev->dev);
+ if (!ret) {
+ if (!fw_entry->size) {
+ dev_err(tas_dev->dev,
+ "%s: file read error: size = %d\n",
+ __func__, fw_entry->size);
+ goto out;
+ }
+ FW.size = fw_entry->size;
+ FW.data = fw_entry->data;
+ dev_info(tas_dev->dev,
+ "%s: file = %s, file size %zd\n",
+ __func__, pFileName, fw_entry->size);
+ } else {
+ dev_info(tas_dev->dev,
+ "%s: Request firmware failed, try flip_open()\n",
+ __func__);
+
+ scnprintf(pHint, sizeof(pHint), "%s%s\n",
+ TAS2781_CAL_BIN_PATH, pFileName);
+ filp = filp_open(pHint, O_RDONLY, 664);
+ if (!IS_ERR_OR_NULL(filp)) {
+ FW.size = i_size_read(file_inode(filp));
+ dev_info(tas_dev->dev,
+ "%s: file = %s, file size %ld\n",
+ __func__, pHint, (long)FW.size);
+ data = kmalloc(FW.size, GFP_KERNEL);
+ if (data == NULL) {
+ dev_err(tas_dev->dev, "%s: malloc error\n",
+ __func__);
+ goto out;
+ }
+ nSize = (int)kernel_read(filp, data, FW.size, &pos);
+ if (!nSize) {
+ dev_err(tas_dev->dev,
+ "%s: file read error: size = %d\n",
+ __func__, nSize);
+ goto out;
+ }
+ dev_info(tas_dev->dev, "read filed nSize = %d\n",
+ nSize);
+ FW.data = data;
+ } else {
+ dev_err(tas_dev->dev,
+ "%s: cannot open calibration file: %s\n",
+ __func__, pHint);
+ goto out;
+ }
+ }
+
+ mpCalFirmware = pTasdev->mpCalFirmware = kcalloc(1,
+ sizeof(struct TFirmware), GFP_KERNEL);
+ if (pTasdev->mpCalFirmware == NULL) {
+ dev_err(tas_dev->dev, "%s: FW memory failed!\n", __func__);
+ ret = -1;
+ goto out;
+ }
+ mpCalFirmware->dev = tas_dev->dev;
+ offset = fw_parse_header(tas_dev, mpCalFirmware, &FW, offset);
+ if (offset == -1) {
+ dev_err(tas_dev->dev, "%s: fw_parse_header EXIT!\n", __func__);
+ goto out;
+ }
+ offset = fw_parse_variable_header_cal(tas_dev, mpCalFirmware, &FW,
+ offset);
+ if (offset == -1) {
+ dev_err(tas_dev->dev,
+ "%s: fw_parse_variable_header_cal EXIT!\n", __func__);
+ goto out;
+ }
+ offset = fw_parse_program_data(tas_dev, mpCalFirmware, &FW, offset);
+ if (offset == -1) {
+ dev_err(tas_dev->dev, "%s: fw_parse_program_data EXIT!\n",
+ __func__);
+ goto out;
+ }
+ offset = fw_parse_configuration_data(tas_dev, mpCalFirmware, &FW,
+ offset);
+ if (offset == -1) {
+ dev_err(tas_dev->dev,
+ "%s: fw_parse_configuration_data EXIT!\n", __func__);
+ goto out;
+ }
+ offset = fw_parse_calibration_data(tas_dev,
+ mpCalFirmware, &FW, offset);
+ if (offset == -1) {
+ dev_err(tas_dev->dev, "%s: fw_parse_calibration_data EXIT!\n",
+ __func__);
+ goto out;
+ }
+ pTasdev->mbCalibrationLoaded = true;
+out:
+ if (!IS_ERR_OR_NULL(filp)) {
+ filp_close(filp, NULL);
+ kfree(data);
+ }
+ if (fw_entry) {
+ release_firmware(fw_entry);
+ fw_entry = NULL;
+ }
+ return ret;
+}
+
+int tasdevice_dspfw_ready(const void *pVoid, void *pContext)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) pContext;
+ const struct firmware *pFW = (const struct firmware *)pVoid;
+ struct TFirmware *pFirmware = NULL;
+ struct tasdevice_fw_fixed_hdr *pFw_fixed_hdr = NULL;
+ int offset = 0, ret = 0;
+
+ if (!pFW || !pFW->data) {
+ dev_err(tas_dev->dev, "%s: Failed to read firmware %s\n",
+ __func__, tas_dev->dsp_binaryname);
+ ret = -1;
+ goto out;
+ }
+
+ tas_dev->mpFirmware = kcalloc(1,
+ sizeof(struct TFirmware), GFP_KERNEL);
+ if (tas_dev->mpFirmware == NULL) {
+ ret = -1;
+ goto out;
+ }
+ pFirmware = tas_dev->mpFirmware;
+ pFirmware->dev = tas_dev->dev;
+ offset = fw_parse_header(tas_dev, pFirmware, pFW, offset);
+
+ if (offset == -1)
+ goto out;
+ pFw_fixed_hdr = &(pFirmware->fw_hdr.mnFixedHdr);
+ switch (pFw_fixed_hdr->mnDriverVersion) {
+ case 0x301:
+ case 0x302:
+ case 0x502:
+ tas_dev->fw_parse_variable_header =
+ fw_parse_variable_header_kernel;
+ tas_dev->fw_parse_program_data =
+ fw_parse_program_data_kernel;
+ tas_dev->fw_parse_configuration_data =
+ fw_parse_configuration_data_kernel;
+ tas_dev->tasdevice_load_block =
+ tasdevice_load_block_kernel;
+ pFirmware->bKernelFormat = true;
+ break;
+ case 0x202:
+ case 0x400:
+ tas_dev->fw_parse_variable_header =
+ fw_parse_variable_header_git;
+ tas_dev->fw_parse_program_data =
+ fw_parse_program_data;
+ tas_dev->fw_parse_configuration_data =
+ fw_parse_configuration_data;
+ tas_dev->tasdevice_load_block =
+ tasdevice_load_block;
+ pFirmware->bKernelFormat = false;
+ break;
+ default:
+ if (pFw_fixed_hdr->mnDriverVersion == 0x100) {
+ if (pFw_fixed_hdr->mnPPCVersion >= PPC3_VERSION) {
+ tas_dev->fw_parse_variable_header =
+ fw_parse_variable_header_kernel;
+ tas_dev->fw_parse_program_data =
+ fw_parse_program_data_kernel;
+ tas_dev->fw_parse_configuration_data =
+ fw_parse_configuration_data_kernel;
+ tas_dev->tasdevice_load_block =
+ tasdevice_load_block_kernel;
+ tas_dev->fw_parse_calibration_data = NULL;
+ } else {
+ switch (pFw_fixed_hdr->mnPPCVersion) {
+ case 0x00:
+ tas_dev->fw_parse_variable_header =
+ fw_parse_variable_header_git;
+ tas_dev->fw_parse_program_data =
+ fw_parse_program_data;
+ tas_dev->fw_parse_configuration_data =
+ fw_parse_configuration_data;
+ tas_dev->fw_parse_calibration_data =
+ fw_parse_calibration_data;
+ tas_dev->tasdevice_load_block =
+ tasdevice_load_block;
+ break;
+ default:
+ dev_err(tas_dev->dev,
+ "%s: PPCVersion must be 0x0 or 0x%02x Current:0x%02x\n",
+ __func__, PPC3_VERSION,
+ pFw_fixed_hdr->mnPPCVersion);
+ offset = -1;
+ break;
+ }
+ }
+ } else {
+ dev_err(tas_dev->dev,
+ "%s: DriverVersion must be 0x0, 0x230 or above 0x230:0x%02x\n",
+ __func__,
+ pFw_fixed_hdr->mnDriverVersion);
+ offset = -1;
+ }
+ break;
+ }
+
+ offset = tas_dev->fw_parse_variable_header(tas_dev, pFW, offset);
+ if (offset == -1)
+ goto out;
+
+ offset = tas_dev->fw_parse_program_data(tas_dev, pFirmware, pFW,
+ offset);
+ if (offset < 0) {
+ ret = -1;
+ goto out;
+ }
+ offset = tas_dev->fw_parse_configuration_data(tas_dev,
+ pFirmware, pFW, offset);
+ if (offset < 0)
+ ret = -1;
+
+out:
+ return ret;
+}
+
+void tasdevice_calbin_remove(void *pContext)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) pContext;
+ struct Ttasdevice *pTasdev = NULL;
+ int i = 0;
+
+ if (tas_dev) {
+ for (i = 0; i < tas_dev->ndev; i++) {
+ pTasdev = &(tas_dev->tasdevice[i]);
+ if (pTasdev->mpCalFirmware) {
+ tas2781_clear_Calfirmware(
+ pTasdev->mpCalFirmware);
+ pTasdev->mpCalFirmware = NULL;
+ }
+ }
+ }
+}
+
+void tasdevice_dsp_remove(void *pContext)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) pContext;
+ int i = 0;
+
+ if (tas_dev) {
+ if (tas_dev->mpFirmware) {
+ struct TFirmware *pFirmware = tas_dev->mpFirmware;
+
+ if (pFirmware->mpPrograms) {
+ struct TProgram *pProgram;
+
+ for (i = 0; i < pFirmware->mnPrograms; i++) {
+ pProgram = &(pFirmware->mpPrograms[i]);
+ if (pProgram) {
+ struct TData *pImageData =
+ &(pProgram->mData);
+
+ if (pImageData->mpBlocks) {
+ struct TBlock *pBlock;
+ unsigned int nBlock;
+
+ for (nBlock = 0;
+ nBlock <
+ pImageData->mnBlocks;
+ nBlock++) {
+ pBlock =
+ &(pImageData->mpBlocks[nBlock]);
+ kfree(pBlock->mpData);
+ }
+ kfree(pImageData->mpBlocks);
+ }
+ kfree(pProgram->mpDescription);
+ }
+ }
+ kfree(pFirmware->mpPrograms);
+ }
+
+ if (pFirmware->mpConfigurations) {
+ struct TConfiguration *pConfig;
+
+ for (i = 0; i < pFirmware->mnConfigurations;
+ i++) {
+ pConfig =
+ &(pFirmware->mpConfigurations[i]);
+ if (pConfig) {
+ struct TData *pImageData =
+ &(pConfig->mData);
+
+ if (pImageData->mpBlocks) {
+ struct TBlock *pBlock;
+ unsigned int nBlock;
+
+ for (nBlock = 0;
+ nBlock <
+ pImageData->mnBlocks;
+ nBlock++) {
+ pBlock =
+ &(pImageData->mpBlocks[nBlock]);
+ kfree(pBlock->mpData);
+ }
+ kfree(pImageData->mpBlocks);
+ }
+ kfree(pConfig->mpDescription);
+ }
+ }
+ kfree(pFirmware->mpConfigurations);
+ }
+ kfree(pFirmware->fw_hdr.mpDescription);
+ kfree(pFirmware);
+ tas_dev->mpFirmware = NULL;
+ }
+ }
+}
+
+void tasdevice_select_tuningprm_cfg(void *pContext, int prm_no,
+ int cfg_no, int regbin_conf_no)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) pContext;
+ struct tasdevice_regbin *regbin = &(tas_dev->mtRegbin);
+ struct tasdevice_config_info **cfg_info = regbin->cfg_info;
+ struct TFirmware *pFirmware = tas_dev->mpFirmware;
+ struct TConfiguration *pConfigurations = NULL;
+ struct TProgram *pProgram = NULL;
+ int i = 0;
+ int status = 0;
+
+ if (pFirmware == NULL) {
+ dev_err(tas_dev->dev, "%s: Firmware is NULL\n", __func__);
+ goto out;
+ }
+
+ if (cfg_no >= pFirmware->mnConfigurations) {
+ dev_err(tas_dev->dev,
+ "%s: cfg(%d) is not in range of conf %u\n",
+ __func__, cfg_no, pFirmware->mnConfigurations);
+ goto out;
+ }
+
+ if (prm_no >= pFirmware->mnPrograms || prm_no == 1) {
+ dev_err(tas_dev->dev,
+ "%s: prm(%d) is not in range of Programs %u\n",
+ __func__, prm_no, pFirmware->mnPrograms);
+ goto out;
+ }
+
+ if (regbin_conf_no > regbin->ncfgs || regbin_conf_no < 0 ||
+ cfg_info == NULL) {
+ dev_err(tas_dev->dev,
+ "conf_no:%d should be in range from 0 to %u\n",
+ regbin_conf_no, regbin->ncfgs-1);
+ goto out;
+ } else {
+ dev_info(tas_dev->dev, "%s: regbin_profile_conf_id = %d\n",
+ __func__, regbin_conf_no);
+ }
+
+ tas_dev->mnCurrentConfiguration = cfg_no;
+ tas_dev->mnCurrentProgram = prm_no;
+
+ pConfigurations = &(pFirmware->mpConfigurations[cfg_no]);
+ for (i = 0; i < tas_dev->ndev; i++) {
+ if (cfg_info[regbin_conf_no]->active_dev & (1 << i)) {
+ if (tas_dev->tasdevice[i].mnCurrentProgram != prm_no) {
+ tas_dev->tasdevice[i].mnCurrentConfiguration
+ = -1;
+ tas_dev->tasdevice[i].bLoading = true;
+ status++;
+ }
+ } else
+ tas_dev->tasdevice[i].bLoading = false;
+ tas_dev->tasdevice[i].bLoaderr = false;
+ }
+
+ if (status) {
+ pProgram = &(pFirmware->mpPrograms[prm_no]);
+ tasdevice_load_data(tas_dev, &(pProgram->mData));
+ for (i = 0; i < tas_dev->ndev; i++) {
+ if (tas_dev->tasdevice[i].bLoaderr == true)
+ continue;
+ else if (tas_dev->tasdevice[i].bLoaderr == false
+ && tas_dev->tasdevice[i].bLoading == true) {
+ struct TFirmware *pCalFirmware =
+ tas_dev->tasdevice[i].mpCalFirmware;
+
+ if (pCalFirmware) {
+ struct TCalibration *pCalibration =
+ pCalFirmware->mpCalibrations;
+
+ if (pCalibration)
+ tasdevice_load_calibrated_data(
+ tas_dev,
+ &(pCalibration->mData));
+ }
+ tas_dev->tasdevice[i].mnCurrentProgram
+ = prm_no;
+ }
+ }
+ }
+
+ if (tas_dev->mbCalibrationLoaded == false) {
+ for (i = 0; i < tas_dev->ndev; i++)
+ tas_dev->set_calibration(tas_dev, i, 0x100);
+ tas_dev->mbCalibrationLoaded = true;
+ /* No wise to reload calibrationdata everytime,
+ * this code will work once even if calibrated
+ * data still failed to be got
+ */
+ }
+
+ status = 0;
+ for (i = 0; i < tas_dev->ndev; i++) {
+ dev_info(tas_dev->dev, "%s,fun %d,%d,%d\n", __func__,
+ tas_dev->tasdevice[i].mnCurrentConfiguration,
+ cfg_info[regbin_conf_no]->active_dev,
+ tas_dev->tasdevice[i].bLoaderr);
+ if (tas_dev->tasdevice[i].mnCurrentConfiguration != cfg_no
+ && (cfg_info[regbin_conf_no]->active_dev & (1 << i))
+ && (tas_dev->tasdevice[i].bLoaderr == false)) {
+ status++;
+ tas_dev->tasdevice[i].bLoading = true;
+ } else
+ tas_dev->tasdevice[i].bLoading = false;
+ }
+
+ if (status) {
+ status = 0;
+ tasdevice_load_data(tas_dev, &(pConfigurations->mData));
+ for (i = 0; i < tas_dev->ndev; i++) {
+ if (tas_dev->tasdevice[i].bLoaderr == true) {
+ status |= 1 << (i + 4);
+ continue;
+ } else if (tas_dev->tasdevice[i].bLoaderr == false
+ && tas_dev->tasdevice[i].bLoading == true) {
+ tas_dev->tasdevice[i].mnCurrentConfiguration
+ = cfg_no;
+ tas_dev->tasdevice[i].bDSPBypass = false;
+ }
+ }
+ } else {
+ dev_err(tas_dev->dev,
+ "%s: No device is in active in conf %d\n",
+ __func__, regbin_conf_no);
+ }
+
+ status |= cfg_info[regbin_conf_no]->active_dev;
+ dev_info(tas_dev->dev, "%s: DSP mode: load status is %08x\n",
+ __func__, status);
+out:
+ return;
+}
+
+int tas2781_set_calibration(void *pContext, enum channel i,
+ int nCalibration)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) pContext;
+ int nResult = 0;
+ struct Ttasdevice *pTasdev = &(tas_dev->tasdevice[i]);
+ struct TFirmware *pCalFirmware = pTasdev->mpCalFirmware;
+
+ if ((!tas_dev->mpFirmware->mpPrograms)
+ || (!tas_dev->mpFirmware->mpConfigurations)) {
+ dev_err(tas_dev->dev, "%s, Firmware not loaded\n\r", __func__);
+ nResult = 0;
+ goto out;
+ }
+
+ if (nCalibration == 0xFF || (nCalibration == 0x100
+ && pTasdev->mbCalibrationLoaded == false)) {
+ if (pCalFirmware) {
+ pTasdev->mbCalibrationLoaded = false;
+ tas2781_clear_Calfirmware(pCalFirmware);
+ pCalFirmware = NULL;
+ }
+
+ scnprintf(tas_dev->cal_binaryname[i], 64, "%s_cal_0x%02x.bin",
+ tas_dev->dev_name, tas_dev->tasdevice[i].mnDevAddr);
+ nResult = tas2781_load_calibration(tas_dev,
+ tas_dev->cal_binaryname[i], i);
+ if (nResult != 0) {
+ dev_err(tas_dev->dev,
+ "%s: load %s error, no-side effect for playback\n",
+ __func__, tas_dev->cal_binaryname[i]);
+ nResult = 0;
+ }
+ }
+ pTasdev->bLoading = true;
+ pTasdev->bLoaderr = false;
+
+ if (pCalFirmware) {
+ struct TCalibration *pCalibration =
+ pCalFirmware->mpCalibrations;
+
+ if (pCalibration)
+ tasdevice_load_calibrated_data(tas_dev,
+ &(pCalibration->mData));
+ } else
+ dev_err(tas_dev->dev,
+ "%s: No calibrated data for device %d\n", __func__, i);
+
+out:
+ return nResult;
+}
new file mode 100644
@@ -0,0 +1,213 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * ALSA SoC Texas Instruments TAS2781 Audio Smart Amplifier
+ *
+ * Copyright (C) 2022 - 2023 Texas Instruments Incorporated
+ * https://www.ti.com
+ *
+ * The TAS2781 driver implements a flexible and configurable register setting
+ * for one, two, even multiple TAS2781 chips. All the register setting are in
+ * a bin file. Almost no specific register setting can be found in the code.
+ *
+ * Author: Shenghao Ding <shenghao-ding@ti.com>
+ * Kevin Lu <kevin-lu@ti.com>
+ */
+
+#ifndef __TASDEVICE_DSP_H__
+#define __TASDEVICE_DSP_H__
+
+#define MAIN_ALL_DEVICES (0x0d)
+#define MAIN_DEVICE_A (0x01)
+#define MAIN_DEVICE_B (0x08)
+#define MAIN_DEVICE_C (0x10)
+#define MAIN_DEVICE_D (0x14)
+#define COEFF_DEVICE_A (0x03)
+#define COEFF_DEVICE_B (0x0a)
+#define COEFF_DEVICE_C (0x11)
+#define COEFF_DEVICE_D (0x15)
+#define PRE_DEVICE_A (0x04)
+#define PRE_DEVICE_B (0x0b)
+#define PRE_DEVICE_C (0x12)
+#define PRE_DEVICE_D (0x16)
+
+#define PPC3_VERSION 0x4100
+#define REGBIN_CONFIGID_BYPASS_ALL (0)
+#define TASDEVICE_DEVICE_SUM (8)
+#define TASDEVICE_CONFIG_SUM (64)
+
+enum channel {
+ TopLeftChn = 0x00,
+ TopRightChn = 0x01,
+ BottomLeftChn = 0x02,
+ BottomRightChn = 0x03,
+ MaxChn,
+};
+
+enum tasdevice_dsp_dev_idx {
+ TASDEVICE_DSP_TAS_2555 = 0,
+ TASDEVICE_DSP_TAS_2555_STEREO,
+ TASDEVICE_DSP_TAS_2557_MONO,
+ TASDEVICE_DSP_TAS_2557_DUAL_MONO,
+ TASDEVICE_DSP_TAS_2559,
+ TASDEVICE_DSP_TAS_2563,
+ TASDEVICE_DSP_TAS_2563_DUAL_MONO = 7,
+ TASDEVICE_DSP_TAS_2563_QUAD,
+ TASDEVICE_DSP_TAS_2563_21,
+ TASDEVICE_DSP_TAS_2781,
+ TASDEVICE_DSP_TAS_2781_DUAL_MONO,
+ TASDEVICE_DSP_TAS_2781_21,
+ TASDEVICE_DSP_TAS_2781_QUAD,
+ TASDEVICE_DSP_TAS_MAX_DEVICE
+};
+
+struct tasdevice_fw_fixed_hdr {
+ unsigned int mnMagicNumber;
+ unsigned int mnFWSize;
+ unsigned int mnChecksum;
+ unsigned int mnPPCVersion;
+ unsigned int mnFWVersion;
+ unsigned int mnDriverVersion;
+ unsigned int mnTimeStamp;
+ char mpDDCName[64];
+};
+
+struct tasdevice_dspfw_hdr {
+ struct tasdevice_fw_fixed_hdr mnFixedHdr;
+ unsigned int mnBinFileDocVer;
+ char *mpDescription;
+ unsigned short mnDeviceFamily;
+ unsigned short mnDevice;
+ unsigned char ndev;
+};
+
+struct TBlock {
+ unsigned int mnType;
+ unsigned char mbPChkSumPresent;
+ unsigned char mnPChkSum;
+ unsigned char mbYChkSumPresent;
+ unsigned char mnYChkSum;
+ unsigned int mnCommands;
+ unsigned int blk_size;
+ unsigned int nSublocks;
+ unsigned char *mpData;
+};
+
+struct TData {
+ char mpName[64];
+ char *mpDescription;
+ unsigned int mnBlocks;
+ struct TBlock *mpBlocks;
+};
+struct TProgram {
+ unsigned int prog_size;
+ char mpName[64];
+ char *mpDescription;
+ unsigned char mnAppMode;
+ unsigned char mnPDMI2SMode;
+ unsigned char mnISnsPD;
+ unsigned char mnVSnsPD;
+ unsigned char mnPowerLDG;
+ struct TData mData;
+};
+
+struct TConfiguration {
+ unsigned int cfg_size;
+ char mpName[64];
+ char *mpDescription;
+ unsigned char mnDevice_orientation;
+ unsigned char mnDevices;
+ unsigned int mProgram;
+ unsigned int mnSamplingRate;
+ unsigned short mnPLLSrc;
+ unsigned int mnPLLSrcRate;
+ unsigned int mnFsRate;
+ struct TData mData;
+};
+
+struct TCalibration {
+ char mpName[64];
+ char *mpDescription;
+ unsigned int mnProgram;
+ unsigned int mnConfiguration;
+ struct TData mData;
+};
+
+struct TFirmware {
+ struct tasdevice_dspfw_hdr fw_hdr;
+ unsigned int prog_start_offset;
+ unsigned short mnPrograms;
+ struct TProgram *mpPrograms;
+ unsigned int cfg_start_offset;
+ unsigned short mnConfigurations;
+ struct TConfiguration *mpConfigurations;
+ unsigned short mnCalibrations;
+ struct TCalibration *mpCalibrations;
+ bool bKernelFormat;
+ struct device *dev;
+};
+
+enum tasdevice_dsp_fw_state {
+ TASDEVICE_DSP_FW_NONE = 0,
+ TASDEVICE_DSP_FW_PENDING,
+ TASDEVICE_DSP_FW_FAIL,
+ TASDEVICE_DSP_FW_ALL_OK,
+};
+
+enum tasdevice_bin_blk_type {
+ TASDEVICE_BIN_BLK_COEFF = 1,
+ TASDEVICE_BIN_BLK_POST_POWER_UP,
+ TASDEVICE_BIN_BLK_PRE_SHUTDOWN,
+ TASDEVICE_BIN_BLK_PRE_POWER_UP,
+ TASDEVICE_BIN_BLK_POST_SHUTDOWN
+};
+
+struct tasdevice_regbin_hdr {
+ unsigned int img_sz;
+ unsigned int checksum;
+ unsigned int binary_version_num;
+ unsigned int drv_fw_version;
+ unsigned int timestamp;
+ unsigned char plat_type;
+ unsigned char dev_family;
+ unsigned char reserve;
+ unsigned char ndev;
+ unsigned char devs[TASDEVICE_DEVICE_SUM];
+ unsigned int nconfig;
+ unsigned int config_size[TASDEVICE_CONFIG_SUM];
+};
+
+struct tasdevice_block_data {
+ unsigned char dev_idx;
+ unsigned char block_type;
+ unsigned short yram_checksum;
+ unsigned int block_size;
+ unsigned int nSublocks;
+ unsigned char *regdata;
+};
+
+struct tasdevice_config_info {
+ char mpName[64];
+ unsigned int nblocks;
+ unsigned int real_nblocks;
+ unsigned char active_dev;
+ struct tasdevice_block_data **blk_data;
+};
+
+struct tasdevice_regbin {
+ struct tasdevice_regbin_hdr fw_hdr;
+ int ncfgs;
+ struct tasdevice_config_info **cfg_info;
+ int profile_cfg_id;
+};
+
+int tasdevice_dspfw_ready(const void *pVoid, void *pContext);
+void tasdevice_dsp_remove(void *pContext);
+void tasdevice_calbin_remove(void *pContext);
+int tas2781_load_calibration(void *tas_dev, char *pFileName,
+ enum channel i);
+int tas2781_set_calibration(void *pContext, enum channel i,
+ int nCalibration);
+void tasdevice_select_tuningprm_cfg(void *pContext, int prm,
+ int cfg_no, int regbin_conf_no);
+
+#endif
new file mode 100644
@@ -0,0 +1,2143 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * ALSA SoC Texas Instruments TAS2781 Audio Smart Amplifier
+ *
+ * Copyright (C) 2022 - 2023 Texas Instruments Incorporated
+ * https://www.ti.com
+ *
+ * The TAS2781 driver implements a flexible and configurable register setting
+ * for one, two, even multiple TAS2781 chips. All the register setting are in
+ * a bin file. Almost no specific register setting can be found in the code.
+ *
+ * Author: Shenghao Ding <shenghao-ding@ti.com>
+ * Kevin Lu <kevin-lu@ti.com>
+ */
+
+#include <linux/module.h>
+#include <linux/regmap.h>
+#include <linux/init.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/of.h>
+#include <linux/slab.h>
+#include <linux/firmware.h>
+#include <linux/of_gpio.h>
+#include <linux/interrupt.h>
+#include <sound/soc.h>
+#include <sound/pcm_params.h>
+#include <sound/tlv.h>
+
+#include "tas2781.h"
+
+/* max. length of a alsa mixer control name */
+#define MAX_CONTROL_NAME (48)
+#define TASDEVICE_CLK_DIR_IN (0)
+#define TASDEVICE_CLK_DIR_OUT (1)
+
+#define TASDEVICE_IRQ_DET_TIMEOUT (30000)
+#define TASDEVICE_IRQ_DET_CNT_LIMIT (500)
+#define TAS2781_REG_INT_LTCH0 TASDEVICE_REG(0X0, 0x0, 0x49)
+#define TAS2781_REG_INT_LTCH1 TASDEVICE_REG(0X0, 0x0, 0x4A)
+#define TAS2781_REG_INT_LTCH1_0 TASDEVICE_REG(0X0, 0x0, 0x4B)
+#define TAS2781_REG_INT_LTCH2 TASDEVICE_REG(0X0, 0x0, 0x4F)
+#define TAS2781_REG_INT_LTCH3 TASDEVICE_REG(0X0, 0x0, 0x50)
+#define TAS2781_REG_INT_LTCH4 TASDEVICE_REG(0X0, 0x0, 0x51)
+
+const char *blocktype[5] = {
+ "COEFF",
+ "POST_POWER_UP",
+ "PRE_SHUTDOWN",
+ "PRE_POWER_UP",
+ "POST_SHUTDOWN"
+};
+
+static const char * const dts_dev_addr_tag[] = {
+ "ti,topleft-channel",
+ "ti,topright-channel",
+ "ti,bottomleft-channel",
+ "ti,bottomright-channel"
+};
+
+static const char *dts_rst_tag = "ti,%s-gpio%d";
+
+static const char *dts_glb_addr_tag = "ti,global-address";
+
+static const struct i2c_device_id tasdevice_id[] = {
+ { "audev", GENERAL_AUDEV },
+ { "tas2781", TAS2781 },
+ {}
+};
+
+MODULE_DEVICE_TABLE(i2c, tasdevice_id);
+
+static bool tasdevice_volatile(struct device *dev, unsigned int reg)
+{
+ return true;
+}
+
+static bool tasdevice_writeable(struct device *dev, unsigned int reg)
+{
+ return true;
+}
+
+static const struct regmap_config tasdevice_regmap = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .writeable_reg = tasdevice_writeable,
+ .volatile_reg = tasdevice_volatile,
+ .cache_type = REGCACHE_FLAT,
+ .max_register = 1 * 128,
+};
+
+static const struct of_device_id tasdevice_of_match[] = {
+ { .compatible = "ti,audev" },
+ { .compatible = "ti,tas2781" },
+ {},
+};
+
+MODULE_DEVICE_TABLE(of, tasdevice_of_match);
+
+int tasdevice_process_block(void *pContext,
+ unsigned char *data, unsigned char dev_idx, int sublocksize)
+{
+ struct tasdevice_priv *tas_dev =
+ (struct tasdevice_priv *)pContext;
+ unsigned char subblk_typ = data[1];
+ int subblk_offset = 2;
+ int chn = 0, chnend = 0;
+ int rc = 0;
+ int blktyp = dev_idx & 0xC0, idx = dev_idx & 0x3F;
+ bool bError = false;
+
+ if (idx) {
+ chn = idx-1;
+ chnend = idx;
+ } else {
+ if (tas_dev->glb_addr.mnDevAddr) {
+ chn = tas_dev->ndev;
+ chnend = tas_dev->ndev + 1;
+ } else {
+ chn = 0;
+ chnend = tas_dev->ndev;
+ }
+ }
+
+ for (; chn < chnend; chn++) {
+ if (tas_dev->glb_addr.mnDevAddr == 0 &&
+ tas_dev->tasdevice[chn].bLoading == false)
+ continue;
+
+ bError = false;
+ subblk_offset = 2;
+ switch (subblk_typ) {
+ case TASDEVICE_CMD_SING_W: {
+ int i = 0;
+ unsigned short len = SMS_HTONS(data[2], data[3]);
+
+ subblk_offset += 2;
+ if (subblk_offset + 4 * len > sublocksize) {
+ dev_err(tas_dev->dev,
+ "process_block: Out of memory\n");
+ bError = true;
+ break;
+ }
+
+ for (i = 0; i < len; i++) {
+ rc = tasdevice_dev_write(tas_dev, chn,
+ TASDEVICE_REG(data[subblk_offset],
+ data[subblk_offset + 1],
+ data[subblk_offset + 2]),
+ data[subblk_offset + 3]);
+ if (rc < 0) {
+ bError = true;
+ dev_err(tas_dev->dev,
+ "process_block: single write error\n");
+ }
+ subblk_offset += 4;
+ }
+ }
+ break;
+ case TASDEVICE_CMD_BURST: {
+ unsigned short len = SMS_HTONS(data[2], data[3]);
+
+ subblk_offset += 2;
+ if (subblk_offset + 4 + len > sublocksize) {
+ dev_err(tas_dev->dev,
+ "process_block: BURST Out of memory\n");
+ bError = true;
+ break;
+ }
+ if (len % 4) {
+ dev_err(tas_dev->dev,
+ "process_block: Burst len(%u) can be divided by 4\n",
+ len);
+ break;
+ }
+
+ rc = tasdevice_dev_bulk_write(tas_dev, chn,
+ TASDEVICE_REG(data[subblk_offset],
+ data[subblk_offset + 1],
+ data[subblk_offset + 2]),
+ &(data[subblk_offset + 4]), len);
+ if (rc < 0) {
+ bError = true;
+ dev_err(tas_dev->dev,
+ "process_block: bulk_write error = %d\n",
+ rc);
+ }
+ subblk_offset += (len + 4);
+ }
+ break;
+ case TASDEVICE_CMD_DELAY: {
+ unsigned short delay_time = 0;
+
+ if (subblk_offset + 2 > sublocksize) {
+ dev_err(tas_dev->dev,
+ "process_block: deley Out of memory\n");
+ bError = true;
+ break;
+ }
+ delay_time = SMS_HTONS(data[2], data[3]);
+ usleep_range(delay_time*1000, delay_time*1000);
+ subblk_offset += 2;
+ }
+ break;
+ case TASDEVICE_CMD_FIELD_W:
+ if (subblk_offset + 6 > sublocksize) {
+ dev_err(tas_dev->dev,
+ "process_block: bit write Out of memory\n");
+ bError = true;
+ break;
+ }
+ rc = tasdevice_dev_update_bits(tas_dev, chn,
+ TASDEVICE_REG(data[subblk_offset + 2],
+ data[subblk_offset + 3],
+ data[subblk_offset + 4]),
+ data[subblk_offset + 1],
+ data[subblk_offset + 5]);
+ if (rc < 0) {
+ bError = true;
+ dev_err(tas_dev->dev,
+ "process_block: update_bits error = %d\n", rc);
+ }
+ subblk_offset += 6;
+ break;
+ default:
+ break;
+ };
+ if (bError == true && blktyp != 0) {
+ if (blktyp == 0x80) {
+ tas_dev->tasdevice[chn].mnCurrentProgram = -1;
+ tas_dev->tasdevice[chn].mnCurrentConfiguration =
+ -1;
+ } else
+ tas_dev->tasdevice[chn].mnCurrentConfiguration =
+ -1;
+ }
+ }
+ return subblk_offset;
+}
+
+void tasdevice_select_cfg_blk(void *pContext, int conf_no,
+ unsigned char block_type)
+{
+ struct tasdevice_priv *tas_dev =
+ (struct tasdevice_priv *) pContext;
+ struct tasdevice_regbin *regbin = &(tas_dev->mtRegbin);
+ struct tasdevice_config_info **cfg_info = regbin->cfg_info;
+ int j = 0, k = 0, chn = 0, chnend = 0;
+
+ if (conf_no >= regbin->ncfgs || conf_no < 0 || NULL == cfg_info) {
+ dev_err(tas_dev->dev,
+ "conf_no should be not more than %u\n",
+ regbin->ncfgs);
+ goto out;
+ } else
+ dev_info(tas_dev->dev,
+ "select_cfg_blk: profile_conf_id = %d\n",
+ conf_no);
+
+ for (j = 0; j < (int)cfg_info[conf_no]->real_nblocks; j++) {
+ unsigned int length = 0, rc = 0;
+
+ if (block_type > 5 || block_type < 2) {
+ dev_err(tas_dev->dev,
+ "ERROR!!!block_type should be in range from 2 to 5\n");
+ goto out;
+ }
+ if (block_type != cfg_info[conf_no]->blk_data[j]->block_type)
+ continue;
+ dev_info(tas_dev->dev,
+ "select_cfg_blk: conf %d, block type:%s\t device idx = 0x%02x\n",
+ conf_no, blocktype[cfg_info[conf_no]->blk_data[j]
+ ->block_type-1], cfg_info[conf_no]->blk_data[j]
+ ->dev_idx);
+
+ for (k = 0; k < (int)cfg_info[conf_no]->blk_data[j]
+ ->nSublocks; k++) {
+ if (cfg_info[conf_no]->blk_data[j]->dev_idx) {
+ chn =
+ cfg_info[conf_no]->blk_data[j]->dev_idx
+ - 1;
+ chnend =
+ cfg_info[conf_no]->blk_data[j]->dev_idx;
+ } else {
+ chn = 0;
+ chnend = tas_dev->ndev;
+ }
+ for (; chn < chnend; chn++)
+ tas_dev->tasdevice[chn].bLoading = true;
+
+ rc = tasdevice_process_block(tas_dev,
+ cfg_info[conf_no]->blk_data[j]->regdata +
+ length,
+ cfg_info[conf_no]->blk_data[j]->dev_idx,
+ cfg_info[conf_no]->blk_data[j]->block_size -
+ length);
+ length += rc;
+ if (cfg_info[conf_no]->blk_data[j]->block_size <
+ length) {
+ dev_err(tas_dev->dev,
+ "select_cfg_blk: ERROR:%u %u out of memory\n",
+ length,
+ cfg_info[conf_no]->blk_data[j]->block_size);
+ break;
+ }
+ }
+ if (length != cfg_info[conf_no]->blk_data[j]->block_size)
+ dev_err(tas_dev->dev,
+ "select_cfg_blk: ERROR: %u %u size is not same\n",
+ length,
+ cfg_info[conf_no]->blk_data[j]->block_size);
+
+ }
+
+out:
+ return;
+}
+
+static struct tasdevice_config_info *tasdevice_add_config(
+ void *pContext, unsigned char *config_data,
+ unsigned int config_size)
+{
+ struct tasdevice_priv *tas_dev =
+ (struct tasdevice_priv *)pContext;
+ struct tasdevice_config_info *cfg_info = NULL;
+ int config_offset = 0, i = 0;
+
+ cfg_info = kzalloc(
+ sizeof(struct tasdevice_config_info), GFP_KERNEL);
+ if (!cfg_info)
+ goto out;
+
+ if (tas_dev->mtRegbin.fw_hdr.binary_version_num >= 0x105) {
+ if (config_offset + 64 > (int)config_size) {
+ dev_err(tas_dev->dev,
+ "add config: Out of memory\n");
+ goto out;
+ }
+ memcpy(cfg_info->mpName, &config_data[config_offset], 64);
+ config_offset += 64;
+ }
+
+ if (config_offset + 4 > (int)config_size) {
+ dev_err(tas_dev->dev,
+ "add config: Out of memory\n");
+ goto out;
+ }
+ cfg_info->nblocks =
+ SMS_HTONL(config_data[config_offset],
+ config_data[config_offset + 1],
+ config_data[config_offset + 2], config_data[config_offset + 3]);
+ config_offset += 4;
+
+ cfg_info->blk_data = kcalloc(
+ cfg_info->nblocks, sizeof(struct tasdevice_block_data *),
+ GFP_KERNEL);
+ if (!cfg_info->blk_data) {
+ dev_err(tas_dev->dev,
+ "add config: blk_data alloc failed!\n");
+ goto out;
+ }
+ cfg_info->real_nblocks = 0;
+ for (i = 0; i < (int)cfg_info->nblocks; i++) {
+ if (config_offset + 12 > config_size) {
+ dev_err(tas_dev->dev,
+ "add config: Out of memory: i = %d nblocks = %u!\n",
+ i, cfg_info->nblocks);
+ break;
+ }
+ cfg_info->blk_data[i] = kzalloc(
+ sizeof(struct tasdevice_block_data), GFP_KERNEL);
+ if (!cfg_info->blk_data[i])
+ break;
+
+ cfg_info->blk_data[i]->dev_idx = config_data[config_offset];
+ config_offset++;
+
+ cfg_info->blk_data[i]->block_type = config_data[config_offset];
+ config_offset++;
+
+ if (cfg_info->blk_data[i]->block_type ==
+ TASDEVICE_BIN_BLK_PRE_POWER_UP) {
+ if (cfg_info->blk_data[i]->dev_idx == 0) {
+ cfg_info->active_dev = 1;
+ } else {
+ cfg_info->active_dev =
+ 1 <<
+ (cfg_info->blk_data[i]->dev_idx - 1);
+ }
+ }
+ cfg_info->blk_data[i]->yram_checksum =
+ SMS_HTONS(config_data[config_offset],
+ config_data[config_offset + 1]);
+ config_offset += 2;
+ cfg_info->blk_data[i]->block_size =
+ SMS_HTONL(config_data[config_offset],
+ config_data[config_offset + 1],
+ config_data[config_offset + 2],
+ config_data[config_offset + 3]);
+ config_offset += 4;
+
+ cfg_info->blk_data[i]->nSublocks =
+ SMS_HTONL(config_data[config_offset],
+ config_data[config_offset + 1],
+ config_data[config_offset + 2],
+ config_data[config_offset + 3]);
+
+ config_offset += 4;
+ cfg_info->blk_data[i]->regdata = kzalloc(
+ cfg_info->blk_data[i]->block_size, GFP_KERNEL);
+ if (cfg_info->blk_data[i]->regdata == 0) {
+ dev_err(tas_dev->dev,
+ "add config: regdata alloc failed!\n");
+ goto out;
+ }
+ if (config_offset + cfg_info->blk_data[i]->block_size
+ > config_size) {
+ dev_err(tas_dev->dev,
+ "add config: block_size Out of memory: i = %d nblocks = %u!\n",
+ i,
+ cfg_info->nblocks);
+ break;
+ }
+ memcpy(cfg_info->blk_data[i]->regdata,
+ &config_data[config_offset],
+ cfg_info->blk_data[i]->block_size);
+ config_offset += cfg_info->blk_data[i]->block_size;
+ cfg_info->real_nblocks += 1;
+ }
+out:
+ return cfg_info;
+}
+static int tas2781_digital_getvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int val;
+ int ret = 0;
+
+ /* Read the primary device as the whole */
+ ret = tasdevice_dev_read(tas_dev, 0, mc->reg, &val);
+ if (ret) {
+ dev_err(tas_dev->dev,
+ "%s, get digital vol error\n",
+ __func__);
+ goto out;
+ }
+ val = (val > mc->max) ? mc->max : val;
+ val = mc->invert ? mc->max - val : val;
+ ucontrol->value.integer.value[0] = val;
+
+out:
+ return ret;
+}
+
+static int tas2781_digital_putvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int val;
+ int i, ret = 0;
+
+ val = ucontrol->value.integer.value[0];
+ val = (val > mc->max) ? mc->max : val;
+ val = mc->invert ? mc->max - val : val;
+ val = (val < 0) ? 0 : val;
+ if (tas_dev->tas2781_set_global != NULL) {
+ ret = tasdevice_dev_write(tas_dev, tas_dev->ndev,
+ mc->reg, val);
+ if (ret)
+ dev_err(tas_dev->dev,
+ "%s, set digital vol error in global mode\n",
+ __func__);
+ } else {
+ for (i = 0; i < tas_dev->ndev; i++) {
+ ret = tasdevice_dev_write(tas_dev, i,
+ mc->reg, val);
+ if (ret)
+ dev_err(tas_dev->dev,
+ "%s, set digital vol error in device %d\n",
+ __func__, i);
+ }
+ }
+
+ return ret;
+}
+
+static int tas2781_amp_getvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int val;
+ unsigned char mask = 0;
+ int ret = 0;
+
+ /* Read the primary device */
+ ret = tasdevice_dev_read(tas_dev, 0, mc->reg, &val);
+ if (ret) {
+ dev_err(tas_dev->dev,
+ "%s, get AMP vol error\n",
+ __func__);
+ goto out;
+ }
+
+ mask = (1 << fls(mc->max)) - 1;
+ mask <<= mc->shift;
+ val = (val & mask) >> mc->shift;
+ val = (val > mc->max) ? mc->max : val;
+ val = mc->invert ? mc->max - val : val;
+ ucontrol->value.integer.value[0] = val;
+
+out:
+ return ret;
+}
+
+static int tas2781_amp_putvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int val;
+ int i, ret = 0;
+ unsigned char mask = 0;
+
+ mask = (1 << fls(mc->max)) - 1;
+ mask <<= mc->shift;
+ val = ucontrol->value.integer.value[0];
+ val = (val > mc->max) ? mc->max : val;
+ val = mc->invert ? mc->max - val : val;
+ val = (val < 0) ? 0 : val;
+ for (i = 0; i < tas_dev->ndev; i++) {
+ ret = tasdevice_dev_update_bits(tas_dev, i,
+ mc->reg,
+ mask,
+ val << mc->shift);
+ if (ret)
+ dev_err(tas_dev->dev,
+ "%s, set AMP vol error in device %d\n",
+ __func__, i);
+ }
+
+ return ret;
+}
+
+static const DECLARE_TLV_DB_SCALE(dvc_tlv, -10000, 100, 0);
+static const DECLARE_TLV_DB_SCALE(amp_vol_tlv, 1100, 50, 0);
+
+static const struct snd_kcontrol_new tas2781_snd_controls[] = {
+ SOC_SINGLE_RANGE_EXT_TLV("Amp Gain Volume", TAS2781_AMP_LEVEL,
+ 1, 0, 20, 0, tas2781_amp_getvol,
+ tas2781_amp_putvol, amp_vol_tlv),
+ SOC_SINGLE_RANGE_EXT_TLV("Digital Volume Control", TAS2781_DVC_LVL,
+ 0, 0, 200, 1, tas2781_digital_getvol,
+ tas2781_digital_putvol, dvc_tlv),
+};
+
+static int tasdevice_set_profile_id(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *p_tasdevice =
+ snd_soc_component_get_drvdata(codec);
+
+ /* Codec Lock Hold*/
+ mutex_lock(&p_tasdevice->codec_lock);
+ p_tasdevice->mtRegbin.profile_cfg_id =
+ ucontrol->value.integer.value[0];
+ /* Codec Lock Release*/
+ mutex_unlock(&p_tasdevice->codec_lock);
+
+ return 0;
+}
+
+static int tasdevice_info_programs(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *p_tasdevice =
+ snd_soc_component_get_drvdata(codec);
+ struct TFirmware *Tfw = p_tasdevice->mpFirmware;
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ /* Codec Lock Hold*/
+ mutex_lock(&p_tasdevice->codec_lock);
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = (int)Tfw->mnPrograms;
+ /* Codec Lock Release*/
+ mutex_unlock(&p_tasdevice->codec_lock);
+ return 0;
+}
+
+static int tasdevice_info_configurations(
+ struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *p_tasdevice =
+ snd_soc_component_get_drvdata(codec);
+ struct TFirmware *Tfw = p_tasdevice->mpFirmware;
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ /* Codec Lock Hold*/
+ mutex_lock(&p_tasdevice->codec_lock);
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = (int)Tfw->mnConfigurations - 1;
+ /* Codec Lock Release*/
+ mutex_unlock(&p_tasdevice->codec_lock);
+
+ return 0;
+}
+
+static int tasdevice_info_profile(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *p_tasdevice =
+ snd_soc_component_get_drvdata(codec);
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ /* Codec Lock Hold*/
+ mutex_lock(&p_tasdevice->codec_lock);
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = max(0, p_tasdevice->mtRegbin.ncfgs);
+ /* Codec Lock Release*/
+ mutex_unlock(&p_tasdevice->codec_lock);
+ return 0;
+}
+
+static int tasdevice_get_profile_id(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(kcontrol);
+ struct tasdevice_priv *p_tasdevice
+ = snd_soc_component_get_drvdata(codec);
+
+ /* Codec Lock Hold*/
+ mutex_lock(&p_tasdevice->codec_lock);
+ ucontrol->value.integer.value[0] =
+ p_tasdevice->mtRegbin.profile_cfg_id;
+ /* Codec Lock Release*/
+ mutex_unlock(&p_tasdevice->codec_lock);
+
+ return 0;
+}
+
+static int tasdevice_create_controls(struct tasdevice_priv *tas_dev)
+{
+ int nr_controls = 1, ret = 0, mix_index = 0;
+ char *name = NULL;
+ struct snd_kcontrol_new *tasdevice_profile_controls = NULL;
+
+ tasdevice_profile_controls = devm_kzalloc(tas_dev->dev,
+ nr_controls * sizeof(tasdevice_profile_controls[0]),
+ GFP_KERNEL);
+ if (tasdevice_profile_controls == NULL) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* Create a mixer item for selecting the active profile */
+ name = devm_kzalloc(tas_dev->dev,
+ MAX_CONTROL_NAME, GFP_KERNEL);
+ if (!name) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ scnprintf(name, MAX_CONTROL_NAME, "TASDEVICE Profile id");
+ tasdevice_profile_controls[mix_index].name = name;
+ tasdevice_profile_controls[mix_index].iface =
+ SNDRV_CTL_ELEM_IFACE_MIXER;
+ tasdevice_profile_controls[mix_index].info =
+ tasdevice_info_profile;
+ tasdevice_profile_controls[mix_index].get =
+ tasdevice_get_profile_id;
+ tasdevice_profile_controls[mix_index].put =
+ tasdevice_set_profile_id;
+ mix_index++;
+
+ ret = snd_soc_add_component_controls(tas_dev->codec,
+ tasdevice_profile_controls,
+ nr_controls < mix_index ? nr_controls : mix_index);
+
+ tas_dev->tas_ctrl.nr_controls =
+ nr_controls < mix_index ? nr_controls : mix_index;
+out:
+ return ret;
+}
+
+static int tasdevice_program_get(struct snd_kcontrol *pKcontrol,
+ struct snd_ctl_elem_value *pValue)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(pKcontrol);
+ struct tasdevice_priv *pTAS2781 = snd_soc_component_get_drvdata(codec);
+
+ mutex_lock(&pTAS2781->codec_lock);
+ pValue->value.integer.value[0] = pTAS2781->mnCurrentProgram;
+ mutex_unlock(&pTAS2781->codec_lock);
+ return 0;
+}
+
+static int tasdevice_program_put(struct snd_kcontrol *pKcontrol,
+ struct snd_ctl_elem_value *pValue)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(pKcontrol);
+ struct tasdevice_priv *pTAS2781 = snd_soc_component_get_drvdata(codec);
+ unsigned int nProgram = pValue->value.integer.value[0];
+
+ mutex_lock(&pTAS2781->codec_lock);
+ pTAS2781->mnCurrentProgram = nProgram;
+ mutex_unlock(&pTAS2781->codec_lock);
+ return 0;
+}
+
+static int tasdevice_configuration_get(
+ struct snd_kcontrol *pKcontrol,
+ struct snd_ctl_elem_value *pValue)
+{
+
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(pKcontrol);
+ struct tasdevice_priv *pTAS2781 = snd_soc_component_get_drvdata(codec);
+
+ mutex_lock(&pTAS2781->codec_lock);
+ pValue->value.integer.value[0] = pTAS2781->mnCurrentConfiguration;
+ mutex_unlock(&pTAS2781->codec_lock);
+ return 0;
+}
+
+static int tasdevice_configuration_put(
+ struct snd_kcontrol *pKcontrol,
+ struct snd_ctl_elem_value *pValue)
+{
+ struct snd_soc_component *codec
+ = snd_soc_kcontrol_component(pKcontrol);
+ struct tasdevice_priv *pTAS2781 = snd_soc_component_get_drvdata(codec);
+ unsigned int nConfiguration = pValue->value.integer.value[0];
+
+ mutex_lock(&pTAS2781->codec_lock);
+ pTAS2781->mnCurrentConfiguration = nConfiguration;
+ mutex_unlock(&pTAS2781->codec_lock);
+ return 0;
+}
+
+static int tasdevice_dsp_create_control(
+ struct tasdevice_priv *tas_dev)
+{
+ int nr_controls = 2, ret = 0, mix_index = 0;
+ char *program_name = NULL;
+ char *configuration_name = NULL;
+ struct snd_kcontrol_new *tasdevice_dsp_controls = NULL;
+
+ tasdevice_dsp_controls = devm_kzalloc(tas_dev->dev,
+ nr_controls * sizeof(tasdevice_dsp_controls[0]),
+ GFP_KERNEL);
+ if (tasdevice_dsp_controls == NULL) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* Create a mixer item for selecting the active profile */
+ program_name = devm_kzalloc(tas_dev->dev,
+ MAX_CONTROL_NAME, GFP_KERNEL);
+ configuration_name = devm_kzalloc(tas_dev->dev,
+ MAX_CONTROL_NAME, GFP_KERNEL);
+ if (!program_name || !configuration_name) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ scnprintf(program_name, MAX_CONTROL_NAME, "Program");
+ tasdevice_dsp_controls[mix_index].name = program_name;
+ tasdevice_dsp_controls[mix_index].iface =
+ SNDRV_CTL_ELEM_IFACE_MIXER;
+ tasdevice_dsp_controls[mix_index].info =
+ tasdevice_info_programs;
+ tasdevice_dsp_controls[mix_index].get =
+ tasdevice_program_get;
+ tasdevice_dsp_controls[mix_index].put =
+ tasdevice_program_put;
+ mix_index++;
+
+ scnprintf(configuration_name, MAX_CONTROL_NAME, "Configuration");
+ tasdevice_dsp_controls[mix_index].name = configuration_name;
+ tasdevice_dsp_controls[mix_index].iface =
+ SNDRV_CTL_ELEM_IFACE_MIXER;
+ tasdevice_dsp_controls[mix_index].info =
+ tasdevice_info_configurations;
+ tasdevice_dsp_controls[mix_index].get =
+ tasdevice_configuration_get;
+ tasdevice_dsp_controls[mix_index].put =
+ tasdevice_configuration_put;
+ mix_index++;
+
+ ret = snd_soc_add_component_controls(tas_dev->codec,
+ tasdevice_dsp_controls,
+ nr_controls < mix_index ? nr_controls : mix_index);
+
+ tas_dev->tas_ctrl.nr_controls += nr_controls;
+out:
+ return ret;
+}
+
+void tasdevice_regbin_ready(const struct firmware *pFW,
+ void *pContext)
+{
+ struct tasdevice_priv *tas_dev =
+ (struct tasdevice_priv *) pContext;
+ struct tasdevice_regbin *regbin = NULL;
+ struct tasdevice_regbin_hdr *fw_hdr = NULL;
+ struct tasdevice_config_info **cfg_info = NULL;
+ const struct firmware *fw_entry = NULL;
+ unsigned char *buf = NULL;
+ int offset = 0, i = 0;
+ unsigned int total_config_sz = 0;
+ int ret = 0;
+
+ if (tas_dev == NULL) {
+ dev_err(tas_dev->dev,
+ "tasdev: regbin_ready: handle is NULL\n");
+ return;
+ }
+ mutex_lock(&tas_dev->codec_lock);
+ regbin = &(tas_dev->mtRegbin);
+ fw_hdr = &(regbin->fw_hdr);
+ if (unlikely(!pFW) || unlikely(!pFW->data)) {
+ dev_err(tas_dev->dev,
+ "Failed to read %s, no side - effect on driver running\n",
+ tas_dev->regbin_binaryname);
+ ret = -1;
+ goto out;
+ }
+ buf = (unsigned char *)pFW->data;
+
+ dev_info(tas_dev->dev, "tasdev: regbin_ready start\n");
+ fw_hdr->img_sz = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ if (fw_hdr->img_sz != pFW->size) {
+ dev_err(tas_dev->dev,
+ "File size not match, %d %u", (int)pFW->size,
+ fw_hdr->img_sz);
+ ret = -1;
+ goto out;
+ }
+
+ fw_hdr->checksum = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ fw_hdr->binary_version_num = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ if (fw_hdr->binary_version_num < 0x103) {
+ dev_err(tas_dev->dev,
+ "File version 0x%04x is too low",
+ fw_hdr->binary_version_num);
+ ret = -1;
+ goto out;
+ }
+ offset += 4;
+ fw_hdr->drv_fw_version = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ fw_hdr->timestamp = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ fw_hdr->plat_type = buf[offset];
+ offset += 1;
+ fw_hdr->dev_family = buf[offset];
+ offset += 1;
+ fw_hdr->reserve = buf[offset];
+ offset += 1;
+ fw_hdr->ndev = buf[offset];
+ offset += 1;
+ if (fw_hdr->ndev != tas_dev->ndev) {
+ dev_err(tas_dev->dev,
+ "ndev(%u) from Regbin and ndev(%u) from DTS does not match\n",
+ fw_hdr->ndev,
+ tas_dev->ndev);
+ ret = -1;
+ goto out;
+ }
+ if (offset + TASDEVICE_DEVICE_SUM > fw_hdr->img_sz) {
+ dev_err(tas_dev->dev,
+ "regbin_ready: Out of Memory!\n");
+ ret = -1;
+ goto out;
+ }
+
+ for (i = 0; i < TASDEVICE_DEVICE_SUM; i++, offset++)
+ fw_hdr->devs[i] = buf[offset];
+
+ fw_hdr->nconfig = SMS_HTONL(buf[offset], buf[offset + 1],
+ buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ dev_info(tas_dev->dev, "nconfig = %u\n", fw_hdr->nconfig);
+ for (i = 0; i < TASDEVICE_CONFIG_SUM; i++) {
+ fw_hdr->config_size[i] = SMS_HTONL(buf[offset],
+ buf[offset + 1], buf[offset + 2], buf[offset + 3]);
+ offset += 4;
+ total_config_sz += fw_hdr->config_size[i];
+ }
+ dev_info(tas_dev->dev,
+ "img_sz = %u total_config_sz = %u offset = %d\n",
+ fw_hdr->img_sz, total_config_sz, offset);
+ if (fw_hdr->img_sz - total_config_sz != (unsigned int)offset) {
+ dev_err(tas_dev->dev, "Bin file error!\n");
+ ret = -1;
+ goto out;
+ }
+ cfg_info = kcalloc(fw_hdr->nconfig,
+ sizeof(struct tasdevice_config_info *),
+ GFP_KERNEL);
+
+ if (!cfg_info) {
+ ret = -1;
+ dev_err(tas_dev->dev, "nconfig Memory alloc failed!\n");
+ goto out;
+ }
+ regbin->cfg_info = cfg_info;
+ regbin->ncfgs = 0;
+ for (i = 0; i < (int)fw_hdr->nconfig; i++) {
+ cfg_info[i] = tasdevice_add_config(pContext, &buf[offset],
+ fw_hdr->config_size[i]);
+ if (!cfg_info[i]) {
+ ret = -1;
+ dev_err(tas_dev->dev,
+ "add_config Memory alloc failed!\n");
+ break;
+ }
+ offset += (int)fw_hdr->config_size[i];
+ regbin->ncfgs += 1;
+ }
+ tasdevice_create_controls(tas_dev);
+
+ tasdevice_dsp_remove(tas_dev);
+ tasdevice_calbin_remove(tas_dev);
+ tas_dev->fw_state = TASDEVICE_DSP_FW_PENDING;
+ scnprintf(tas_dev->dsp_binaryname, 64, "%s_dsp.bin",
+ tas_dev->dev_name);
+ ret = request_firmware(&fw_entry, tas_dev->dsp_binaryname,
+ tas_dev->dev);
+ if (!ret) {
+ ret = tasdevice_dspfw_ready(fw_entry, tas_dev);
+ release_firmware(fw_entry);
+ fw_entry = NULL;
+ } else {
+ tas_dev->fw_state = TASDEVICE_DSP_FW_FAIL;
+ dev_err(tas_dev->dev, "%s: load %s error\n", __func__,
+ tas_dev->dsp_binaryname);
+ goto out;
+ }
+ tasdevice_dsp_create_control(tas_dev);
+
+ tas_dev->fw_state = TASDEVICE_DSP_FW_ALL_OK;
+ tas_dev->mbCalibrationLoaded = true;
+ for (i = 0; i < tas_dev->ndev; i++) {
+ scnprintf(tas_dev->cal_binaryname[i], 64, "%s_cal_0x%02x.bin",
+ tas_dev->dev_name, tas_dev->tasdevice[i].mnDevAddr);
+ ret = tas2781_load_calibration(tas_dev,
+ tas_dev->cal_binaryname[i], i);
+ if (ret != 0) {
+ dev_err(tas_dev->dev,
+ "%s: load %s error, no-side effect for playback\n",
+ __func__,
+ tas_dev->cal_binaryname[i]);
+ ret = 0;
+ tas_dev->mbCalibrationLoaded = false;
+ }
+ }
+
+out:
+ mutex_unlock(&tas_dev->codec_lock);
+ if (pFW)
+ release_firmware(pFW);
+ dev_info(tas_dev->dev, "Firmware init complete\n");
+}
+
+void tasdevice_config_info_remove(void *pContext)
+{
+ struct tasdevice_priv *tas_dev =
+ (struct tasdevice_priv *) pContext;
+ struct tasdevice_regbin *regbin = &(tas_dev->mtRegbin);
+ struct tasdevice_config_info **cfg_info = regbin->cfg_info;
+ int i = 0, j = 0;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (cfg_info) {
+ for (i = 0; i < regbin->ncfgs; i++) {
+ if (cfg_info[i]) {
+ for (j = 0; j < (int)cfg_info[i]->real_nblocks;
+ j++) {
+ kfree(
+ cfg_info[i]->blk_data[j]->regdata);
+ kfree(cfg_info[i]->blk_data[j]);
+ }
+ kfree(cfg_info[i]->blk_data);
+ kfree(cfg_info[i]);
+ }
+ }
+ kfree(cfg_info);
+ }
+ mutex_unlock(&tas_dev->dev_lock);
+}
+
+static int tasdevice_dac_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_component *codec = snd_soc_dapm_to_component(w->dapm);
+ struct tasdevice_priv *tas_dev = snd_soc_component_get_drvdata(codec);
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ dev_info(tas_dev->dev, "SND_SOC_DAPM_POST_PMU\n");
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ dev_info(tas_dev->dev, "SND_SOC_DAPM_PRE_PMD\n");
+ break;
+ }
+
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget tasdevice_dapm_widgets[] = {
+ SND_SOC_DAPM_AIF_IN("ASI", "ASI Playback", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("ASI OUT", "ASI Capture", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC_E("DAC", NULL, SND_SOC_NOPM, 0, 0,
+ tasdevice_dac_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_OUTPUT("OUT"),
+ SND_SOC_DAPM_INPUT("DMIC"),
+ SND_SOC_DAPM_SIGGEN("VMON"),
+ SND_SOC_DAPM_SIGGEN("IMON")
+};
+
+static const struct snd_soc_dapm_route tasdevice_audio_map[] = {
+ {"DAC", NULL, "ASI"},
+ {"OUT", NULL, "DAC"},
+ {"ASI OUT", NULL, "DMIC"}
+};
+
+static int tasdevice_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *codec = dai->component;
+ struct tasdevice_priv *tas_dev = snd_soc_component_get_drvdata(codec);
+ int ret = 0;
+
+ if (tas_dev->fw_state != TASDEVICE_DSP_FW_ALL_OK) {
+ dev_err(tas_dev->dev, "DSP bin file not loaded\n");
+ ret = -EINVAL;
+ }
+ return ret;
+}
+
+static int tasdevice_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
+{
+ struct tasdevice_priv *tas_dev = snd_soc_dai_get_drvdata(dai);
+ unsigned int fsrate;
+ unsigned int slot_width;
+ int bclk_rate;
+ int rc = 0;
+
+ dev_info(tas_dev->dev, "%s: %s\n",
+ __func__, substream->stream == SNDRV_PCM_STREAM_PLAYBACK ?
+ "Playback":"Capture");
+
+ fsrate = params_rate(params);
+ switch (fsrate) {
+ case 48000:
+ break;
+ case 44100:
+ break;
+ default:
+ dev_err(tas_dev->dev,
+ "%s: incorrect sample rate = %u\n",
+ __func__, fsrate);
+ rc = -EINVAL;
+ goto out;
+ }
+
+ slot_width = params_width(params);
+ switch (slot_width) {
+ case 16:
+ break;
+ case 20:
+ break;
+ case 24:
+ break;
+ case 32:
+ break;
+ default:
+ dev_err(tas_dev->dev,
+ "%s: incorrect slot width = %u\n",
+ __func__, slot_width);
+ rc = -EINVAL;
+ goto out;
+ }
+
+ bclk_rate = snd_soc_params_to_bclk(params);
+ if (bclk_rate < 0) {
+ dev_err(tas_dev->dev,
+ "%s: incorrect bclk rate = %d\n",
+ __func__, bclk_rate);
+ rc = bclk_rate;
+ goto out;
+ }
+ dev_info(tas_dev->dev,
+ "%s: BCLK rate = %d Channel = %d Sample rate = %u slot width = %u\n",
+ __func__, bclk_rate, params_channels(params),
+ fsrate, slot_width);
+out:
+ return rc;
+}
+
+static void tasdevice_enable_irq(
+ struct tasdevice_priv *tas_dev, bool enable)
+{
+ struct irq_desc *desc = NULL;
+
+ if (enable) {
+ if (tas_dev->mIrqInfo.mb_irq_enable)
+ return;
+ if (gpio_is_valid(tas_dev->mIrqInfo.mn_irq_gpio)) {
+ desc = irq_to_desc(tas_dev->mIrqInfo.mn_irq);
+ if (desc && desc->depth > 0)
+ enable_irq(tas_dev->mIrqInfo.mn_irq);
+ else
+ dev_info(tas_dev->dev,
+ "### irq already enabled\n");
+ }
+ tas_dev->mIrqInfo.mb_irq_enable = true;
+ } else {
+ if (gpio_is_valid(tas_dev->mIrqInfo.mn_irq_gpio))
+ disable_irq_nosync(tas_dev->mIrqInfo.mn_irq);
+ tas_dev->mIrqInfo.mb_irq_enable = false;
+ }
+}
+
+static int tasdevice_set_dai_sysclk(struct snd_soc_dai *codec_dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ struct tasdevice_priv *tas_dev = snd_soc_dai_get_drvdata(codec_dai);
+
+ dev_info(tas_dev->dev,
+ "%s: clk_id = %d, freq = %u, CLK direction %s\n",
+ __func__, clk_id, freq,
+ dir == TASDEVICE_CLK_DIR_OUT ? "OUT":"IN");
+
+ return 0;
+}
+
+static void powercontrol_routine(struct work_struct *work)
+{
+ struct tasdevice_priv *tas_dev =
+ container_of(work, struct tasdevice_priv,
+ powercontrol_work.work);
+ struct TFirmware *pFw = NULL;
+ int profile_cfg_id = 0;
+
+ mutex_lock(&tas_dev->codec_lock);
+ /*mnCurrentProgram != 0 is dsp mode or tuning mode*/
+ if (tas_dev->mnCurrentProgram) {
+ /*bypass all in regbin is profile id 0*/
+ profile_cfg_id = REGBIN_CONFIGID_BYPASS_ALL;
+ } else {
+ profile_cfg_id = tas_dev->mtRegbin.profile_cfg_id;
+ pFw = tas_dev->mpFirmware;
+ dev_info(tas_dev->dev, "%s: %s\n", __func__,
+ pFw->mpConfigurations[tas_dev->mnCurrentConfiguration]
+ .mpName);
+ tasdevice_select_tuningprm_cfg(tas_dev,
+ tas_dev->mnCurrentProgram,
+ tas_dev->mnCurrentConfiguration,
+ profile_cfg_id);
+ if (tas_dev->tas2781_set_global != NULL)
+ tas_dev->tas2781_set_global(tas_dev);
+ }
+ tasdevice_select_cfg_blk(tas_dev, profile_cfg_id,
+ TASDEVICE_BIN_BLK_PRE_POWER_UP);
+
+ if (tas_dev->chip_id != GENERAL_AUDEV)
+ tasdevice_enable_irq(tas_dev, true);
+ mutex_unlock(&tas_dev->codec_lock);
+}
+
+static void tasdevice_set_power_state(
+ struct tasdevice_priv *tas_dev, int state)
+{
+ switch (state) {
+ case 0:
+ schedule_delayed_work(&tas_dev->powercontrol_work,
+ msecs_to_jiffies(20));
+ break;
+ default:
+ if (!(tas_dev->pstream || tas_dev->cstream)) {
+ if (tas_dev->chip_id != GENERAL_AUDEV)
+ tasdevice_enable_irq(tas_dev, false);
+ tasdevice_select_cfg_blk(tas_dev,
+ tas_dev->mtRegbin.profile_cfg_id,
+ TASDEVICE_BIN_BLK_PRE_SHUTDOWN);
+ }
+ break;
+ }
+}
+
+static int tasdevice_mute(struct snd_soc_dai *dai, int mute, int stream)
+{
+ struct snd_soc_component *codec = dai->component;
+ struct tasdevice_priv *tas_dev = snd_soc_component_get_drvdata(codec);
+
+ /* Codec Lock Hold */
+ mutex_lock(&tas_dev->codec_lock);
+
+ if (mute) {
+ /* stop DSP only when both playback and capture streams
+ * are deactivated
+ */
+ if (stream == SNDRV_PCM_STREAM_PLAYBACK)
+ tas_dev->pstream = 0;
+ else
+ tas_dev->cstream = 0;
+ if (tas_dev->pstream != 0 || tas_dev->cstream != 0)
+ goto out;
+ } else {
+ if (stream == SNDRV_PCM_STREAM_PLAYBACK)
+ tas_dev->pstream = 1;
+ else
+ tas_dev->cstream = 1;
+
+ }
+ tasdevice_set_power_state(tas_dev, mute);
+out:
+ /* Codec Lock Release*/
+ mutex_unlock(&tas_dev->codec_lock);
+
+ return 0;
+}
+
+static const struct snd_soc_dai_ops tasdevice_dai_ops = {
+ .startup = tasdevice_startup,
+ .hw_params = tasdevice_hw_params,
+ .set_sysclk = tasdevice_set_dai_sysclk,
+ .mute_stream = tasdevice_mute,
+};
+
+static struct snd_soc_dai_driver tasdevice_dai_driver[] = {
+ {
+ .name = "tas2781_codec",
+ .id = 0,
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 4,
+ .rates = TASDEVICE_RATES,
+ .formats = TASDEVICE_FORMATS,
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 4,
+ .rates = TASDEVICE_RATES,
+ .formats = TASDEVICE_FORMATS,
+ },
+ .ops = &tasdevice_dai_ops,
+ .symmetric_rate = 1,
+ },
+};
+
+static int tasdevice_codec_probe(
+ struct snd_soc_component *codec)
+{
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ int ret;
+
+ /* Codec Lock Hold */
+ mutex_lock(&tas_dev->codec_lock);
+
+ tas_dev->codec = codec;
+ scnprintf(tas_dev->regbin_binaryname, 64, "%s_regbin.bin",
+ tas_dev->dev_name);
+ ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_UEVENT,
+ tas_dev->regbin_binaryname, tas_dev->dev, GFP_KERNEL, tas_dev,
+ tasdevice_regbin_ready);
+ if (ret)
+ dev_err(tas_dev->dev,
+ "%s: request_firmware_nowait error:0x%08x\n",
+ __func__, ret);
+
+ /* Codec Lock Release*/
+ mutex_unlock(&tas_dev->codec_lock);
+
+ if (tas_dev->tas2781_reset != NULL)
+ tas_dev->tas2781_reset(tas_dev);
+ if (tas_dev->tas2781_set_global != NULL)
+ tas_dev->tas2781_set_global(tas_dev);
+
+ return ret;
+}
+
+static void tasdevice_deinit(void *pContext)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *) pContext;
+
+ tasdevice_config_info_remove(tas_dev);
+ tasdevice_dsp_remove(tas_dev);
+ tasdevice_calbin_remove(tas_dev);
+ tas_dev->fw_state = TASDEVICE_DSP_FW_PENDING;
+}
+
+static void tasdevice_codec_remove(
+ struct snd_soc_component *codec)
+{
+ struct tasdevice_priv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ /* Codec Lock Hold */
+ mutex_lock(&tas_dev->codec_lock);
+ tasdevice_deinit(tas_dev);
+ /* Codec Lock Release*/
+ mutex_unlock(&tas_dev->codec_lock);
+
+ return;
+
+}
+
+static const struct snd_soc_component_driver
+ soc_codec_driver_tasdevice = {
+ .probe = tasdevice_codec_probe,
+ .remove = tasdevice_codec_remove,
+ .controls = tas2781_snd_controls,
+ .num_controls = ARRAY_SIZE(tas2781_snd_controls),
+ .dapm_widgets = tasdevice_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(tasdevice_dapm_widgets),
+ .dapm_routes = tasdevice_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(tasdevice_audio_map),
+ .idle_bias_on = 1,
+ .endianness = 1,
+};
+
+static void irq_work_routine(struct work_struct *pWork)
+{
+ struct tasdevice_priv *tas_dev =
+ container_of(pWork, struct tasdevice_priv,
+ mIrqInfo.irq_work.work);
+
+ mutex_lock(&tas_dev->codec_lock);
+ if (tas_dev->mb_runtime_suspend) {
+ dev_info(tas_dev->dev, "%s, Runtime Suspended\n", __func__);
+ goto end;
+ }
+ /*Logical Layer IRQ function, return is ignored*/
+ if (tas_dev->irq_work_func)
+ tas_dev->irq_work_func(tas_dev);
+ else
+ dev_info(tas_dev->dev,
+ "%s, irq_work_func is NULL\n", __func__);
+end:
+ mutex_unlock(&tas_dev->codec_lock);
+}
+
+static void tas2781_irq_work_func(struct tasdevice_priv *tas_dev)
+{
+ int rc = 0;
+ unsigned int reg_val = 0, array_size = 0, i = 0, ndev = 0;
+ unsigned int int_reg_array[] = {
+ TAS2781_REG_INT_LTCH0,
+ TAS2781_REG_INT_LTCH1,
+ TAS2781_REG_INT_LTCH1_0,
+ TAS2781_REG_INT_LTCH2,
+ TAS2781_REG_INT_LTCH3,
+ TAS2781_REG_INT_LTCH4};
+
+ tasdevice_enable_irq(tas_dev, false);
+
+ array_size = ARRAY_SIZE(int_reg_array);
+
+ for (ndev = 0; ndev < tas_dev->ndev; ndev++) {
+ for (i = 0; i < array_size; i++) {
+ rc = tasdevice_dev_read(tas_dev,
+ ndev, int_reg_array[i], ®_val);
+ if (!rc)
+ dev_info(tas_dev->dev,
+ "INT STATUS REG 0x%04x=0x%02x\n",
+ int_reg_array[i], reg_val);
+ else
+ dev_err(tas_dev->dev,
+ "Read Reg 0x%04x error(rc=%d)\n",
+ int_reg_array[i], rc);
+ }
+ }
+
+}
+
+static irqreturn_t tasdevice_irq_handler(int irq,
+ void *dev_id)
+{
+ struct tasdevice_priv *tas_dev = (struct tasdevice_priv *)dev_id;
+;
+ /* get IRQ status after 100 ms */
+ schedule_delayed_work(&tas_dev->mIrqInfo.irq_work,
+ msecs_to_jiffies(100));
+ return IRQ_HANDLED;
+}
+
+int tasdevice_parse_dt(struct tasdevice_priv *tas_dev)
+{
+ struct device_node *np = tas_dev->dev->of_node;
+ int rc = 0, i = 0, ndev = 0;
+ char buf[32];
+
+
+ for (i = 0, ndev = 0; i < MaxChn; i++) {
+ rc = of_property_read_u32(np, dts_dev_addr_tag[i],
+ &(tas_dev->tasdevice[ndev].mnDevAddr));
+ if (rc)
+ dev_err(tas_dev->dev,
+ "Looking up %s property in node %s failed %d\n",
+ dts_dev_addr_tag[i],
+ np->full_name, rc);
+ else {
+ dev_dbg(tas_dev->dev, "%s=0x%02x", dts_dev_addr_tag[i],
+ tas_dev->tasdevice[ndev].mnDevAddr);
+ ndev++;
+ }
+ }
+
+ rc = of_property_read_u32(np, dts_glb_addr_tag,
+ &(tas_dev->glb_addr.mnDevAddr));
+ if (rc) {
+ dev_err(tas_dev->dev,
+ "Looking up %s property in node %s failed %d\n",
+ dts_glb_addr_tag, np->full_name, rc);
+ tas_dev->glb_addr.mnDevAddr = 0;
+ }
+ tas_dev->ndev = (ndev == 0) ? 1 : ndev;
+
+ for (i = 0, ndev = 0; i < tas_dev->ndev; i++) {
+ scnprintf(buf, sizeof(buf), dts_rst_tag, "reset", i);
+ tas_dev->tasdevice[ndev].mnResetGpio = of_get_named_gpio(np,
+ buf, 0);
+ if (gpio_is_valid(tas_dev->tasdevice[ndev].mnResetGpio)) {
+ rc = gpio_request(tas_dev->tasdevice[ndev].mnResetGpio,
+ buf);
+ if (!rc) {
+ gpio_direction_output(
+ tas_dev->tasdevice[ndev].mnResetGpio,
+ 1);
+ dev_info(tas_dev->dev, "%s = %d", buf,
+ tas_dev->tasdevice[ndev].mnResetGpio);
+ ndev++;
+ } else
+ dev_err(tas_dev->dev,
+ "%s: Failed to request dev[%d] gpio %d\n",
+ __func__, ndev,
+ tas_dev->tasdevice[ndev].mnResetGpio);
+ } else
+ dev_err(tas_dev->dev,
+ "Looking up %s property in node %s failed %d\n",
+ buf, np->full_name,
+ tas_dev->tasdevice[ndev].mnResetGpio);
+ }
+ strcpy(tas_dev->dev_name, tasdevice_id[tas_dev->chip_id].name);
+ if (tas_dev->chip_id != GENERAL_AUDEV) {
+ tas_dev->mIrqInfo.mn_irq_gpio = of_get_named_gpio(np,
+ "ti,irq-gpio", 0);
+ if (gpio_is_valid(tas_dev->mIrqInfo.mn_irq_gpio)) {
+ dev_dbg(tas_dev->dev, "irq-gpio = %d",
+ tas_dev->mIrqInfo.mn_irq_gpio);
+ INIT_DELAYED_WORK(&tas_dev->mIrqInfo.irq_work,
+ irq_work_routine);
+
+ rc = gpio_request(tas_dev->mIrqInfo.mn_irq_gpio,
+ "AUDEV-IRQ");
+ if (!rc) {
+ gpio_direction_input(
+ tas_dev->mIrqInfo.mn_irq_gpio);
+
+ tas_dev->mIrqInfo.mn_irq =
+ gpio_to_irq(
+ tas_dev->mIrqInfo.mn_irq_gpio);
+ dev_info(tas_dev->dev,
+ "irq = %d\n",
+ tas_dev->mIrqInfo.mn_irq);
+
+ rc = request_threaded_irq(
+ tas_dev->mIrqInfo.mn_irq,
+ tasdevice_irq_handler,
+ NULL, IRQF_TRIGGER_FALLING|
+ IRQF_ONESHOT,
+ SMARTAMP_MODULE_NAME, tas_dev);
+ if (!rc)
+ disable_irq_nosync(
+ tas_dev->mIrqInfo.mn_irq);
+ else
+ dev_err(tas_dev->dev,
+ "request_irq failed, %d\n",
+ rc);
+ } else
+ dev_err(tas_dev->dev,
+ "%s: GPIO %d request error\n",
+ __func__,
+ tas_dev->mIrqInfo.mn_irq_gpio);
+ } else
+ dev_err(tas_dev->dev,
+ "Looking up irq-gpio property in node %s failed %d\n",
+ np->full_name,
+ tas_dev->mIrqInfo.mn_irq_gpio);
+ }
+
+ if (tas_dev->chip_id != GENERAL_AUDEV && rc == 0) {
+ if (tas_dev->chip_id == TAS2781)
+ tas_dev->irq_work_func = tas2781_irq_work_func;
+ else
+ dev_info(tas_dev->dev, "%s: No match irq_work_func\n",
+ __func__);
+ }
+
+ return 0;
+}
+
+static int tasdevice_regmap_write(
+ struct tasdevice_priv *tas_dev,
+ unsigned int reg, unsigned int value)
+{
+ int nResult = 0;
+ int retry_count = TASDEVICE_RETRY_COUNT;
+
+ while (retry_count--) {
+ nResult = regmap_write(tas_dev->regmap, reg,
+ value);
+ if (nResult >= 0)
+ break;
+ usleep_range(5000, 5050);
+ }
+ if (retry_count == -1)
+ return TASDEVICE_ERROR_FAILED;
+ else
+ return 0;
+}
+
+static int tasdevice_regmap_bulk_write(
+ struct tasdevice_priv *tas_dev, unsigned int reg,
+ unsigned char *pData, unsigned int nLength)
+{
+ int nResult = 0;
+ int retry_count = TASDEVICE_RETRY_COUNT;
+
+ while (retry_count--) {
+ nResult = regmap_bulk_write(tas_dev->regmap, reg,
+ pData, nLength);
+ if (nResult >= 0)
+ break;
+ usleep_range(5000, 5050);
+ }
+ if (retry_count == -1)
+ return TASDEVICE_ERROR_FAILED;
+ else
+ return 0;
+}
+
+static int tasdevice_regmap_read(
+ struct tasdevice_priv *tas_dev,
+ unsigned int reg, unsigned int *value)
+{
+ int nResult = 0;
+ int retry_count = TASDEVICE_RETRY_COUNT;
+
+ while (retry_count--) {
+ nResult = regmap_read(tas_dev->regmap, reg,
+ value);
+ if (nResult >= 0)
+ break;
+ usleep_range(5000, 5050);
+ }
+ if (retry_count == -1)
+ return TASDEVICE_ERROR_FAILED;
+ else
+ return 0;
+}
+
+static int tasdevice_regmap_bulk_read(
+ struct tasdevice_priv *tas_dev, unsigned int reg,
+ unsigned char *pData, unsigned int nLength)
+{
+ int nResult = 0;
+ int retry_count = TASDEVICE_RETRY_COUNT;
+
+ while (retry_count--) {
+ nResult = regmap_bulk_read(tas_dev->regmap, reg,
+ pData, nLength);
+ if (nResult >= 0)
+ break;
+ usleep_range(5000, 5050);
+ }
+ if (retry_count == -1)
+ return TASDEVICE_ERROR_FAILED;
+ else
+ return 0;
+}
+
+static int tasdevice_regmap_update_bits(
+ struct tasdevice_priv *tas_dev, unsigned int reg,
+ unsigned int mask, unsigned int value)
+{
+ int nResult = 0;
+ int retry_count = TASDEVICE_RETRY_COUNT;
+
+ while (retry_count--) {
+ nResult = regmap_update_bits(tas_dev->regmap, reg,
+ mask, value);
+ if (nResult >= 0)
+ break;
+ usleep_range(5000, 5050);
+ }
+ if (retry_count == -1)
+ return TASDEVICE_ERROR_FAILED;
+ else
+ return 0;
+}
+
+static int tasdevice_change_chn_book_page(
+ struct tasdevice_priv *tas_dev, enum channel chn,
+ int book, int page)
+{
+ int n_result = 0;
+ struct i2c_client *pClient =
+ (struct i2c_client *)tas_dev->client;
+
+ if (chn < tas_dev->ndev) {
+ if (tas_dev->glb_addr.ref_cnt != 0) {
+ tas_dev->glb_addr.ref_cnt = 0;
+ tas_dev->glb_addr.mnBkPg.mnBook = -1;
+ tas_dev->glb_addr.mnBkPg.mnPage = -1;
+ }
+ pClient->addr = tas_dev->tasdevice[chn].mnDevAddr;
+ if (tas_dev->tasdevice[chn].mnBkPg.mnBook != book) {
+ n_result = tasdevice_regmap_write(tas_dev,
+ TASDEVICE_BOOKCTL_PAGE, 0);
+ if (n_result < 0) {
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ goto out;
+ }
+ tas_dev->tasdevice[chn].mnBkPg.mnPage = 0;
+ n_result = tasdevice_regmap_write(tas_dev,
+ TASDEVICE_BOOKCTL_REG, book);
+ if (n_result < 0) {
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ goto out;
+ }
+ tas_dev->tasdevice[chn].mnBkPg.mnBook = book;
+ }
+
+ if (tas_dev->tasdevice[chn].mnBkPg.mnPage != page) {
+ n_result = tasdevice_regmap_write(tas_dev,
+ TASDEVICE_BOOKCTL_PAGE, page);
+ if (n_result < 0) {
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ goto out;
+ }
+ tas_dev->tasdevice[chn].mnBkPg.mnPage = page;
+ }
+ } else if (chn == tas_dev->ndev) {
+ int i = 0;
+
+ if (tas_dev->glb_addr.ref_cnt == 0)
+ for (i = 0; i < tas_dev->ndev; i++) {
+ tas_dev->tasdevice[i].mnBkPg.mnBook
+ = -1;
+ tas_dev->tasdevice[i].mnBkPg.mnPage
+ = -1;
+ }
+ pClient->addr = tas_dev->glb_addr.mnDevAddr;
+ if (tas_dev->glb_addr.mnBkPg.mnBook != book) {
+ n_result = tasdevice_regmap_write(tas_dev,
+ TASDEVICE_BOOKCTL_PAGE, 0);
+ if (n_result < 0) {
+ dev_err(tas_dev->dev,
+ "%s, 0ERROR, E=%d\n",
+ __func__, n_result);
+ goto out;
+ }
+ tas_dev->glb_addr.mnBkPg.mnPage = 0;
+ n_result = tasdevice_regmap_write(tas_dev,
+ TASDEVICE_BOOKCTL_REG, book);
+ if (n_result < 0) {
+ dev_err(tas_dev->dev,
+ "%s, book%xERROR, E=%d\n",
+ __func__, book, n_result);
+ goto out;
+ }
+ tas_dev->glb_addr.mnBkPg.mnBook = book;
+ }
+
+ if (tas_dev->glb_addr.mnBkPg.mnPage != page) {
+ n_result = tasdevice_regmap_write(tas_dev,
+ TASDEVICE_BOOKCTL_PAGE, page);
+ if (n_result < 0) {
+ dev_err(tas_dev->dev,
+ "%s, page%xERROR, E=%d\n",
+ __func__, page, n_result);
+ goto out;
+ }
+ tas_dev->glb_addr.mnBkPg.mnPage = page;
+ }
+ tas_dev->glb_addr.ref_cnt++;
+ } else
+ dev_err(tas_dev->dev,
+ "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+
+out:
+ return n_result;
+}
+
+int tasdevice_dev_read(struct tasdevice_priv *tas_dev,
+ enum channel chn, unsigned int reg, unsigned int *pValue)
+{
+ int n_result = 0;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (chn < tas_dev->ndev) {
+ n_result = tasdevice_change_chn_book_page(tas_dev, chn,
+ TASDEVICE_BOOK_ID(reg), TASDEVICE_PAGE_ID(reg));
+ if (n_result < 0)
+ goto out;
+
+ n_result = tasdevice_regmap_read(tas_dev,
+ TASDEVICE_PAGE_REG(reg), pValue);
+ if (n_result < 0)
+ dev_err(tas_dev->dev, "%s, ERROR,E=%d\n",
+ __func__, n_result);
+ else
+ dev_dbg(tas_dev->dev,
+ "%s: chn:0x%02x:BOOK:PAGE:REG 0x%02x:0x%02x:0x%02x, 0x%02x\n",
+ __func__,
+ tas_dev->tasdevice[chn].mnDevAddr,
+ TASDEVICE_BOOK_ID(reg), TASDEVICE_PAGE_ID(reg),
+ TASDEVICE_PAGE_REG(reg), *pValue);
+ } else {
+
+ dev_err(tas_dev->dev, "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+ }
+
+out:
+ mutex_unlock(&tas_dev->dev_lock);
+ return n_result;
+}
+
+int tasdevice_dev_write(struct tasdevice_priv *tas_dev,
+ enum channel chn, unsigned int reg, unsigned int value)
+{
+ int n_result = 0;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (chn <= tas_dev->ndev) {
+ n_result = tasdevice_change_chn_book_page(tas_dev, chn,
+ TASDEVICE_BOOK_ID(reg), TASDEVICE_PAGE_ID(reg));
+ if (n_result < 0)
+ goto out;
+
+ n_result = tasdevice_regmap_write(tas_dev,
+ TASDEVICE_PAGE_REG(reg), value);
+ if (n_result < 0)
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ else {
+ dev_dbg(tas_dev->dev,
+ "%s: %s-0x%02x:BOOK:PAGE:REG 0x%02x:0x%02x:0x%02x, VAL: 0x%02x\n",
+ __func__, (chn == tas_dev->ndev)?"glb":"chn",
+ (chn == tas_dev->ndev) ?
+ tas_dev->glb_addr.mnDevAddr
+ : tas_dev->tasdevice[chn].mnDevAddr,
+ TASDEVICE_BOOK_ID(reg),
+ TASDEVICE_PAGE_ID(reg),
+ TASDEVICE_PAGE_REG(reg), value);
+ }
+ } else
+ dev_err(tas_dev->dev, "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+out:
+ mutex_unlock(&tas_dev->dev_lock);
+ return n_result;
+}
+
+int tasdevice_dev_bulk_write(
+ struct tasdevice_priv *tas_dev, enum channel chn,
+ unsigned int reg, unsigned char *p_data,
+ unsigned int n_length)
+{
+ int n_result = 0;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (chn <= tas_dev->ndev) {
+ n_result = tasdevice_change_chn_book_page(tas_dev, chn,
+ TASDEVICE_BOOK_ID(reg), TASDEVICE_PAGE_ID(reg));
+ if (n_result < 0)
+ goto out;
+
+ n_result = tasdevice_regmap_bulk_write(tas_dev,
+ TASDEVICE_PAGE_REG(reg), p_data, n_length);
+ if (n_result < 0)
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ else {
+ dev_dbg(tas_dev->dev,
+ "%s: %s-0x%02x:BOOK:PAGE:REG 0x%02x:0x%02x: 0x%02x, len: 0x%02x\n",
+ __func__,
+ (chn == tas_dev->ndev)?"glb":"chn",
+ (chn == tas_dev->ndev) ?
+ tas_dev->glb_addr.mnDevAddr
+ : tas_dev->tasdevice[chn].mnDevAddr,
+ TASDEVICE_BOOK_ID(reg), TASDEVICE_PAGE_ID(reg),
+ TASDEVICE_PAGE_REG(reg), n_length);
+ }
+ } else
+ dev_err(tas_dev->dev, "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+out:
+ mutex_unlock(&tas_dev->dev_lock);
+ return n_result;
+}
+
+int tasdevice_dev_bulk_read(struct tasdevice_priv *tas_dev,
+ enum channel chn, unsigned int reg, unsigned char *p_data,
+ unsigned int n_length)
+{
+ int n_result = 0;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (chn < tas_dev->ndev) {
+ n_result = tasdevice_change_chn_book_page(tas_dev, chn,
+ TASDEVICE_BOOK_ID(reg), TASDEVICE_PAGE_ID(reg));
+ if (n_result < 0)
+ goto out;
+
+ n_result = tasdevice_regmap_bulk_read(tas_dev,
+ TASDEVICE_PAGE_REG(reg), p_data, n_length);
+ if (n_result < 0)
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ else
+ dev_dbg(tas_dev->dev,
+ "%s: chn0x%02x:BOOK:PAGE:REG 0x%02x:0x%02x: 0x%02x, len: 0x%02x\n",
+ __func__,
+ tas_dev->tasdevice[chn].mnDevAddr,
+ TASDEVICE_BOOK_ID(reg), TASDEVICE_PAGE_ID(reg),
+ TASDEVICE_PAGE_REG(reg), n_length);
+ } else
+ dev_err(tas_dev->dev, "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+
+out:
+ mutex_unlock(&tas_dev->dev_lock);
+ return n_result;
+}
+
+int tasdevice_dev_update_bits(
+ struct tasdevice_priv *tas_dev, enum channel chn,
+ unsigned int reg, unsigned int mask, unsigned int value)
+{
+ int n_result = 0;
+ struct i2c_client *pClient =
+ (struct i2c_client *)tas_dev->client;
+
+ mutex_lock(&tas_dev->dev_lock);
+ if (chn < tas_dev->ndev) {
+ n_result = tasdevice_change_chn_book_page(tas_dev, chn,
+ TASDEVICE_BOOK_ID(reg), TASDEVICE_PAGE_ID(reg));
+ if (n_result < 0)
+ goto out;
+ pClient->addr = tas_dev->tasdevice[chn].mnDevAddr;
+ n_result = tasdevice_regmap_update_bits(tas_dev,
+ TASDEVICE_PAGE_REG(reg), mask, value);
+ if (n_result < 0)
+ dev_err(tas_dev->dev, "%s, ERROR, E=%d\n",
+ __func__, n_result);
+ else
+ dev_dbg(tas_dev->dev,
+ "%s: chn0x%02x:BOOK:PAGE:REG 0x%02x:0x%02x:0x%02x, mask: 0x%02x, val: 0x%02x\n",
+ __func__, tas_dev->tasdevice[chn].mnDevAddr,
+ TASDEVICE_BOOK_ID(reg), TASDEVICE_PAGE_ID(reg),
+ TASDEVICE_PAGE_REG(reg), mask, value);
+ } else {
+ dev_err(tas_dev->dev, "%s, ERROR, no such channel(%d)\n",
+ __func__, chn);
+ n_result = -1;
+ }
+
+out:
+ mutex_unlock(&tas_dev->dev_lock);
+ return n_result;
+}
+
+static void tas2781_reset(struct tasdevice_priv *tas_dev)
+{
+ int ret = 0;
+ int i = 0;
+
+ for (; i < tas_dev->ndev; i++) {
+ ret = tasdevice_dev_write(tas_dev, i,
+ TAS2871_REG_SWRESET,
+ TAS2871_REG_SWRESET_RESET);
+ if (ret < 0) {
+ dev_err(tas_dev->dev, "%s: chn %d reset fail, %d\n",
+ __func__, i, ret);
+ continue;
+ }
+ }
+ usleep_range(1000, 1050);
+}
+
+static void tas2781_set_global(struct tasdevice_priv *tas_dev)
+{
+ int i = 0;
+ int ret = 0;
+
+ for (; i < tas_dev->ndev; i++) {
+ ret = tasdevice_dev_update_bits(tas_dev, i,
+ TAS2871_MISC_CFG2,
+ TAS2871_GLOBAL_MASK, 0x02);
+ if (ret < 0) {
+ dev_err(tas_dev->dev, "%s: chn %d set global fail, %d\n",
+ __func__, i, ret);
+ continue;
+ }
+ }
+}
+
+static int tasdevice_init(struct tasdevice_priv *tas_dev)
+{
+ int nResult = 0, i = 0;
+
+ tas_dev->mnCurrentProgram = -1;
+ tas_dev->mnCurrentConfiguration = -1;
+
+ for (i = 0; i < tas_dev->ndev; i++) {
+ tas_dev->tasdevice[i].mnBkPg.mnBook = -1;
+ tas_dev->tasdevice[i].mnBkPg.mnPage = -1;
+ tas_dev->tasdevice[i].mnCurrentProgram = -1;
+ tas_dev->tasdevice[i].mnCurrentConfiguration = -1;
+ }
+ mutex_init(&tas_dev->dev_lock);
+ tas_dev->read = tasdevice_dev_read;
+ tas_dev->write = tasdevice_dev_write;
+ tas_dev->bulk_read = tasdevice_dev_bulk_read;
+ tas_dev->bulk_write = tasdevice_dev_bulk_write;
+ tas_dev->set_calibration = tas2781_set_calibration;
+ tas_dev->tas2781_reset = tas2781_reset;
+ if (tas_dev->glb_addr.mnDevAddr != 0
+ && tas_dev->glb_addr.mnDevAddr < 0x7F)
+ tas_dev->tas2781_set_global = tas2781_set_global;
+ dev_set_drvdata(tas_dev->dev, tas_dev);
+
+ INIT_DELAYED_WORK(&tas_dev->powercontrol_work,
+ powercontrol_routine);
+
+ mutex_init(&tas_dev->codec_lock);
+ nResult = devm_snd_soc_register_component(tas_dev->dev,
+ &soc_codec_driver_tasdevice,
+ tasdevice_dai_driver, ARRAY_SIZE(tasdevice_dai_driver));
+ if (nResult)
+ dev_err(tas_dev->dev, "%s: codec register error:0x%08x\n",
+ __func__, nResult);
+
+ INIT_DELAYED_WORK(&tas_dev->mIrqInfo.irq_work, irq_work_routine);
+ tas_dev->mIrqInfo.mb_irq_enable = false;
+
+ dev_info(tas_dev->dev, "i2c register success\n");
+
+ return nResult;
+}
+
+void tasdevice_remove(struct tasdevice_priv *tas_dev)
+{
+ int i = 0;
+
+ for (i = 0; i < tas_dev->mtRstGPIOs.ndev; i++) {
+ if (gpio_is_valid(tas_dev->mtRstGPIOs.mnResetGpio[i]))
+ gpio_free(tas_dev->mtRstGPIOs.mnResetGpio[i]);
+ }
+
+ for (i = 0; i < tas_dev->ndev; i++) {
+ if (gpio_is_valid(tas_dev->tasdevice[i].mnIRQGPIO))
+ gpio_free(tas_dev->tasdevice[i].mnIRQGPIO);
+ }
+
+ if (delayed_work_pending(&tas_dev->mIrqInfo.irq_work)) {
+ dev_info(tas_dev->dev, "cancel IRQ work\n");
+ cancel_delayed_work(&tas_dev->mIrqInfo.irq_work);
+ }
+ cancel_delayed_work_sync(&tas_dev->mIrqInfo.irq_work);
+
+ mutex_destroy(&tas_dev->dev_lock);
+ mutex_destroy(&tas_dev->codec_lock);
+ snd_soc_unregister_component(tas_dev->dev);
+}
+
+static int tasdevice_pm_suspend(struct device *dev)
+{
+ struct tasdevice_priv *tas_dev = dev_get_drvdata(dev);
+
+ if (!tas_dev) {
+ dev_err(tas_dev->dev, "%s: drvdata is NULL\n", __func__);
+ return -EINVAL;
+ }
+
+ mutex_lock(&tas_dev->codec_lock);
+
+ tas_dev->mb_runtime_suspend = true;
+
+ if (tas_dev->chip_id != GENERAL_AUDEV) {
+ if (delayed_work_pending(&tas_dev->mIrqInfo.irq_work)) {
+ dev_dbg(tas_dev->dev, "cancel IRQ work\n");
+ cancel_delayed_work_sync(&tas_dev->mIrqInfo.irq_work);
+ }
+ }
+ mutex_unlock(&tas_dev->codec_lock);
+ return 0;
+}
+
+static int tasdevice_pm_resume(struct device *dev)
+{
+ struct tasdevice_priv *tas_dev = dev_get_drvdata(dev);
+
+ if (!tas_dev)
+ return -EINVAL;
+
+ mutex_lock(&tas_dev->codec_lock);
+ tas_dev->mb_runtime_suspend = false;
+ mutex_unlock(&tas_dev->codec_lock);
+ return 0;
+}
+
+const struct dev_pm_ops tasdevice_pm_ops = {
+ .suspend = tasdevice_pm_suspend,
+ .resume = tasdevice_pm_resume
+};
+
+static int tasdevice_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct tasdevice_priv *tas_dev = NULL;
+ int ret = 0;
+
+ if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_I2C)) {
+ dev_err(&i2c->dev,
+ "%s: I2C check failed\n", __func__);
+ ret = -ENODEV;
+ goto out;
+ }
+
+ tas_dev = devm_kzalloc(&i2c->dev, sizeof(*tas_dev), GFP_KERNEL);
+ if (!tas_dev) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ tas_dev->dev = &i2c->dev;
+ tas_dev->client = (void *)i2c;
+ tas_dev->chip_id = id->driver_data;
+
+ if (i2c->dev.of_node)
+ ret = tasdevice_parse_dt(tas_dev);
+ else {
+ dev_err(tas_dev->dev, "No DTS info\n");
+ goto out;
+ }
+
+ tas_dev->regmap = devm_regmap_init_i2c(i2c,
+ &tasdevice_regmap);
+ if (IS_ERR(tas_dev->regmap)) {
+ ret = PTR_ERR(tas_dev->regmap);
+ dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
+ ret);
+ return ret;
+ }
+ ret = tasdevice_init(tas_dev);
+
+out:
+ if (ret < 0 && tas_dev != NULL)
+ tasdevice_remove(tas_dev);
+ return ret;
+
+}
+
+static void tasdevice_i2c_remove(struct i2c_client *pClient)
+{
+ struct tasdevice_priv *tas_dev = i2c_get_clientdata(pClient);
+
+ if (tas_dev)
+ tasdevice_remove(tas_dev);
+
+}
+
+static struct i2c_driver tasdevice_i2c_driver = {
+ .driver = {
+ .name = "tas2781-codec",
+ .owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(tasdevice_of_match),
+ .pm = &tasdevice_pm_ops,
+ },
+ .probe = tasdevice_i2c_probe,
+ .remove = tasdevice_i2c_remove,
+ .id_table = tasdevice_id,
+};
+
+module_i2c_driver(tasdevice_i2c_driver);
+
+MODULE_AUTHOR("Shenghao Ding <shenghao-ding@ti.com>");
+MODULE_AUTHOR("Kevin Lu <kevin-lu@ti.com>");
+MODULE_DESCRIPTION("ASoC TAS2781 Driver");
+MODULE_LICENSE("GPL");
new file mode 100644
@@ -0,0 +1,208 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * ALSA SoC Texas Instruments TAS2781 Audio Smart Amplifier
+ *
+ * Copyright (C) 2022 - 2023 Texas Instruments Incorporated
+ * https://www.ti.com
+ *
+ * The TAS2781 driver implements a flexible and configurable register setting
+ * for one, two, even multiple TAS2781 chips. All the register setting are in
+ * a bin file. Almost no specific register setting can be found in the code.
+ *
+ * Author: Shenghao Ding <shenghao-ding@ti.com>
+ * Kevin Lu <kevin-lu@ti.com>
+ */
+
+#ifndef __TAS2781_H__
+#define __TAS2781_H__
+
+#include "tas2781-dsp.h"
+
+#define SMARTAMP_MODULE_NAME ("tas2781")
+#define MAX_LENGTH (128)
+
+#define TASDEVICE_RETRY_COUNT (3)
+#define TASDEVICE_ERROR_FAILED (-2)
+
+#define TASDEVICE_RATES (SNDRV_PCM_RATE_44100 |\
+ SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 |\
+ SNDRV_PCM_RATE_88200)
+#define TASDEVICE_MAX_CHANNELS (8)
+
+#define TASDEVICE_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S24_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE)
+
+/*PAGE Control Register (available in page0 of each book) */
+#define TASDEVICE_PAGE_SELECT (0x00)
+#define TASDEVICE_BOOKCTL_PAGE (0x00)
+#define TASDEVICE_BOOKCTL_REG (127)
+#define TASDEVICE_BOOK_ID(reg) (reg / (256 * 128))
+#define TASDEVICE_PAGE_ID(reg) ((reg % (256 * 128)) / 128)
+#define TASDEVICE_PAGE_REG(reg) ((reg % (256 * 128)) % 128)
+#define TASDEVICE_REG(book, page, reg) (((book * 256 * 128) + \
+ (page * 128)) + reg)
+
+ /*Software Reset */
+#define TAS2871_REG_SWRESET TASDEVICE_REG(0x0, 0X0, 0x02)
+#define TAS2871_REG_SWRESET_RESET (0x1 << 0)
+
+ /* Enable Global addresses */
+#define TAS2871_MISC_CFG2 TASDEVICE_REG(0x0, 0X0, 0x07)
+#define TAS2871_GLOBAL_MASK (0x1 << 1)
+
+#define SMS_HTONS(a, b) ((((a)&0x00FF)<<8) | \
+ ((b)&0x00FF))
+#define SMS_HTONL(a, b, c, d) ((((a)&0x000000FF)<<24) |\
+ (((b)&0x000000FF)<<16) | \
+ (((c)&0x000000FF)<<8) | \
+ ((d)&0x000000FF))
+
+ /*I2C Checksum */
+#define TASDEVICE_I2CChecksum TASDEVICE_REG(0x0, 0x0, 0x7E)
+
+ /* Volume control */
+#define TAS2781_DVC_LVL TASDEVICE_REG(0x0, 0x0, 0x1A)
+#define TAS2781_AMP_LEVEL TASDEVICE_REG(0x0, 0x0, 0x03)
+#define TAS2781_AMP_LEVEL_MASK GENMASK(5, 1)
+
+#define TASDEVICE_CMD_SING_W (0x1)
+#define TASDEVICE_CMD_BURST (0x2)
+#define TASDEVICE_CMD_DELAY (0x3)
+#define TASDEVICE_CMD_FIELD_W (0x4)
+
+enum audio_device {
+ GENERAL_AUDEV = 0,
+ TAS2781 = 1,
+};
+
+struct smartpa_gpio_info {
+ unsigned char ndev;
+ int mnResetGpio[MaxChn];
+};
+
+#define SMS_HTONS(a, b) ((((a)&0x00FF)<<8) | ((b)&0x00FF))
+#define SMS_HTONL(a, b, c, d) ((((a)&0x000000FF)<<24) | \
+ (((b)&0x000000FF)<<16) | (((c)&0x000000FF)<<8) | \
+ ((d)&0x000000FF))
+
+struct Tbookpage {
+ unsigned char mnBook;
+ unsigned char mnPage;
+};
+
+struct Ttasdevice {
+ unsigned int mnDevAddr;
+ unsigned int mnErrCode;
+ short mnCurrentProgram;
+ short mnCurrentConfiguration;
+ short mnCurrentRegConf;
+ int mnIRQGPIO;
+ int mnResetGpio;
+ int mn_irq;
+ int PowerStatus;
+ bool bDSPBypass;
+ bool bIrq_enabled;
+ bool bLoading;
+ bool bLoaderr;
+ bool mbCalibrationLoaded;
+ struct Tbookpage mnBkPg;
+ struct TFirmware *mpCalFirmware;
+};
+
+struct global_addr {
+ struct Tbookpage mnBkPg;
+ unsigned int mnDevAddr;
+ int ref_cnt;
+};
+
+struct tas_control {
+ struct snd_kcontrol_new *tasdevice_profile_controls;
+ int nr_controls;
+};
+
+struct tasdevice_irqinfo {
+ int mn_irq_gpio;
+ int mn_irq;
+ struct delayed_work irq_work;
+ bool mb_irq_enable;
+};
+
+struct tasdevice_priv {
+ struct device *dev;
+ void *client;
+ struct regmap *regmap;
+ struct mutex codec_lock;
+ struct mutex dev_lock;
+ struct Ttasdevice tasdevice[MaxChn];
+ struct TFirmware *mpFirmware;
+ struct tasdevice_regbin mtRegbin;
+ struct smartpa_gpio_info mtRstGPIOs;
+ struct tasdevice_irqinfo mIrqInfo;
+ struct tas_control tas_ctrl;
+ struct global_addr glb_addr;
+ int mnCurrentProgram;
+ int mnCurrentConfiguration;
+ unsigned int chip_id;
+ int (*read)(struct tasdevice_priv *tas_dev, enum channel chn,
+ unsigned int reg, unsigned int *pValue);
+ int (*write)(struct tasdevice_priv *tas_dev, enum channel chn,
+ unsigned int reg, unsigned int Value);
+ int (*bulk_read)(struct tasdevice_priv *tas_dev, enum channel chn,
+ unsigned int reg, unsigned char *pData, unsigned int len);
+ int (*bulk_write)(struct tasdevice_priv *tas_dev, enum channel chn,
+ unsigned int reg, unsigned char *pData, unsigned int len);
+ int (*set_calibration)(void *tas_dev, enum channel chl,
+ int calibration);
+ void (*tas2781_reset)(struct tasdevice_priv *tas_dev);
+ void (*tas2781_set_global)(struct tasdevice_priv *tas_dev);
+ int (*fw_parse_variable_header)(struct tasdevice_priv *tas_dev,
+ const struct firmware *pFW, int offset);
+ int (*fw_parse_program_data)(struct tasdevice_priv *tas_dev,
+ struct TFirmware *pFirmware,
+ const struct firmware *pFW, int offset);
+ int (*fw_parse_configuration_data)(struct tasdevice_priv *tas_dev,
+ struct TFirmware *pFirmware,
+ const struct firmware *pFW, int offset);
+ int (*tasdevice_load_block)(struct tasdevice_priv *tas_dev,
+ struct TBlock *pBlock);
+ int (*fw_parse_calibration_data)(struct tasdevice_priv *tas_dev,
+ struct TFirmware *pFirmware,
+ const struct firmware *pFW, int offset);
+ void (*irq_work_func)(struct tasdevice_priv *tas_dev);
+ int fw_state;
+ unsigned int magic_num;
+ unsigned char ndev;
+ unsigned char dev_name[32];
+ unsigned char regbin_binaryname[64];
+ unsigned char dsp_binaryname[64];
+ unsigned char cal_binaryname[MaxChn][64];
+ bool mb_runtime_suspend;
+ struct delayed_work powercontrol_work;
+ void *codec;
+ int sysclk;
+ int pstream;
+ int cstream;
+ bool mbCalibrationLoaded;
+};
+
+int tasdevice_dev_read(struct tasdevice_priv *pPcmdev,
+ enum channel chn, unsigned int reg, unsigned int *pValue);
+int tasdevice_process_block(void *pContext,
+ unsigned char *data, unsigned char dev_idx, int sublocksize);
+int tasdevice_dev_write(struct tasdevice_priv *pPcmdev,
+ enum channel chn, unsigned int reg, unsigned int value);
+
+int tasdevice_dev_bulk_write(
+ struct tasdevice_priv *pPcmdev, enum channel chn,
+ unsigned int reg, unsigned char *p_data, unsigned int n_length);
+
+int tasdevice_dev_bulk_read(struct tasdevice_priv *pPcmdev,
+ enum channel chn, unsigned int reg, unsigned char *p_data,
+ unsigned int n_length);
+
+int tasdevice_dev_update_bits(
+ struct tasdevice_priv *pPcmdev, enum channel chn,
+ unsigned int reg, unsigned int mask, unsigned int value);
+
+#endif /*__TAS2781_H__ */
The TAS2781 driver implements a flexible and configurable register setting for one, two, even multiple TAS2781 chips. All the register setting are in a bin file. Almost no specific register setting can be found in the code. Signed-off-by: Kevin Lu <luminlong@139.com> --- sound/soc/codecs/Kconfig | 13 + sound/soc/codecs/Makefile | 2 + sound/soc/codecs/tas2781-dsp.c | 2483 ++++++++++++++++++++++++++++++++ sound/soc/codecs/tas2781-dsp.h | 213 +++ sound/soc/codecs/tas2781-i2c.c | 2143 +++++++++++++++++++++++++++ sound/soc/codecs/tas2781.h | 208 +++ 6 files changed, 5062 insertions(+) create mode 100644 sound/soc/codecs/tas2781-dsp.c create mode 100644 sound/soc/codecs/tas2781-dsp.h create mode 100644 sound/soc/codecs/tas2781-i2c.c create mode 100644 sound/soc/codecs/tas2781.h