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-rw-r--r--sound/soc/codecs/tas2783-sdw.c1378
1 files changed, 1378 insertions, 0 deletions
diff --git a/sound/soc/codecs/tas2783-sdw.c b/sound/soc/codecs/tas2783-sdw.c
new file mode 100644
index 000000000000..90008d2d06e2
--- /dev/null
+++ b/sound/soc/codecs/tas2783-sdw.c
@@ -0,0 +1,1378 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// ALSA SoC Texas Instruments TAS2783 Audio Smart Amplifier
+//
+// Copyright (C) 2025 Texas Instruments Incorporated
+// https://www.ti.com
+//
+// The TAS2783 driver implements a flexible and configurable
+// algo coefficient setting for single TAS2783 chips.
+//
+// Author: Niranjan H Y <niranjanhy@ti.com>
+// Author: Baojun Xu <baojun.xu@ti.com>
+// Author: Kevin Lu <kevin-lu@ti.com>
+
+#include <linux/unaligned.h>
+#include <linux/crc32.h>
+#include <linux/efi.h>
+#include <linux/err.h>
+#include <linux/firmware.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <sound/pcm_params.h>
+#include <linux/pm.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+#include <linux/wait.h>
+#include <linux/soundwire/sdw.h>
+#include <linux/soundwire/sdw_registers.h>
+#include <linux/soundwire/sdw_type.h>
+#if IS_ENABLED(CONFIG_PCI)
+#include <linux/pci.h>
+#endif
+#include <sound/sdw.h>
+#include <sound/soc.h>
+#include <sound/tlv.h>
+#include <sound/tas2781-tlv.h>
+#include <sound/sdca_function.h>
+#include <sound/sdca_regmap.h>
+
+#include "tas2783.h"
+
+#define TIMEOUT_FW_DL_MS (3000)
+#define FW_DL_OFFSET 84 /* binary file information */
+#define FW_FL_HDR 20 /* minimum number of bytes in one chunk */
+#define TAS2783_PROBE_TIMEOUT 5000
+#define TAS2783_CALI_GUID EFI_GUID(0x1f52d2a1, 0xbb3a, 0x457d, 0xbc, \
+ 0x09, 0x43, 0xa3, 0xf4, 0x31, 0x0a, 0x92)
+
+static const u32 tas2783_cali_reg[] = {
+ TAS2783_CAL_R0,
+ TAS2783_CAL_INVR0,
+ TAS2783_CAL_R0LOW,
+ TAS2783_CAL_POWER,
+ TAS2783_CAL_TLIM,
+};
+
+struct tas_fw_hdr {
+ u32 size;
+ u32 version_offset;
+ u32 plt_id;
+ u32 ppc3_ver;
+ u32 timestamp;
+ u8 ddc_name[64];
+};
+
+struct tas_fw_file {
+ u32 vendor_id;
+ u32 file_id;
+ u32 version;
+ u32 length;
+ u32 dest_addr;
+ u8 *fw_data;
+};
+
+struct calibration_data {
+ u32 is_valid;
+ unsigned long read_sz;
+ u8 data[TAS2783_CALIB_DATA_SZ];
+};
+
+struct tas2783_prv {
+ struct snd_soc_component *component;
+ struct calibration_data cali_data;
+ struct sdw_slave *sdw_peripheral;
+ struct sdca_function_data *sa_func_data;
+ enum sdw_slave_status status;
+ /* calibration */
+ struct mutex calib_lock;
+ /* pde and firmware download */
+ struct mutex pde_lock;
+ struct regmap *regmap;
+ struct device *dev;
+ struct class *class;
+ struct attribute_group *cal_attr_groups;
+ struct tm tm;
+ u8 rca_binaryname[64];
+ u8 dev_name[32];
+ bool hw_init;
+ /* wq for firmware download */
+ wait_queue_head_t fw_wait;
+ bool fw_dl_task_done;
+ bool fw_dl_success;
+};
+
+static const struct reg_default tas2783_reg_default[] = {
+ {TAS2783_AMP_LEVEL, 0x28},
+ {TASDEV_REG_SDW(0, 0, 0x03), 0x28},
+ {TASDEV_REG_SDW(0, 0, 0x04), 0x21},
+ {TASDEV_REG_SDW(0, 0, 0x05), 0x41},
+ {TASDEV_REG_SDW(0, 0, 0x06), 0x00},
+ {TASDEV_REG_SDW(0, 0, 0x07), 0x20},
+ {TASDEV_REG_SDW(0, 0, 0x08), 0x09},
+ {TASDEV_REG_SDW(0, 0, 0x09), 0x02},
+ {TASDEV_REG_SDW(0, 0, 0x0a), 0x0a},
+ {TASDEV_REG_SDW(0, 0, 0x0c), 0x10},
+ {TASDEV_REG_SDW(0, 0, 0x0d), 0x13},
+ {TASDEV_REG_SDW(0, 0, 0x0e), 0xc2},
+ {TASDEV_REG_SDW(0, 0, 0x0f), 0x40},
+ {TASDEV_REG_SDW(0, 0, 0x10), 0x04},
+ {TASDEV_REG_SDW(0, 0, 0x13), 0x13},
+ {TASDEV_REG_SDW(0, 0, 0x14), 0x12},
+ {TASDEV_REG_SDW(0, 0, 0x15), 0x00},
+ {TASDEV_REG_SDW(0, 0, 0x16), 0x12},
+ {TASDEV_REG_SDW(0, 0, 0x17), 0x80},
+ {TAS2783_DVC_LVL, 0x00},
+ {TASDEV_REG_SDW(0, 0, 0x1b), 0x61},
+ {TASDEV_REG_SDW(0, 0, 0x1c), 0x36},
+ {TASDEV_REG_SDW(0, 0, 0x1d), 0x00},
+ {TASDEV_REG_SDW(0, 0, 0x1f), 0x01},
+ {TASDEV_REG_SDW(0, 0, 0x20), 0x2e},
+ {TASDEV_REG_SDW(0, 0, 0x21), 0x00},
+ {TASDEV_REG_SDW(0, 0, 0x34), 0x06},
+ {TASDEV_REG_SDW(0, 0, 0x35), 0xbd},
+ {TASDEV_REG_SDW(0, 0, 0x36), 0xad},
+ {TASDEV_REG_SDW(0, 0, 0x37), 0xa8},
+ {TASDEV_REG_SDW(0, 0, 0x38), 0x00},
+ {TASDEV_REG_SDW(0, 0, 0x3b), 0xfc},
+ {TASDEV_REG_SDW(0, 0, 0x3d), 0xdd},
+ {TASDEV_REG_SDW(0, 0, 0x40), 0xf6},
+ {TASDEV_REG_SDW(0, 0, 0x41), 0x14},
+ {TASDEV_REG_SDW(0, 0, 0x5c), 0x19},
+ {TASDEV_REG_SDW(0, 0, 0x5d), 0x80},
+ {TASDEV_REG_SDW(0, 0, 0x63), 0x48},
+ {TASDEV_REG_SDW(0, 0, 0x65), 0x08},
+ {TASDEV_REG_SDW(0, 0, 0x66), 0xb2},
+ {TASDEV_REG_SDW(0, 0, 0x67), 0x00},
+ {TASDEV_REG_SDW(0, 0, 0x6a), 0x12},
+ {TASDEV_REG_SDW(0, 0, 0x6b), 0xfb},
+ {TASDEV_REG_SDW(0, 0, 0x6c), 0x00},
+ {TASDEV_REG_SDW(0, 0, 0x6d), 0x00},
+ {TASDEV_REG_SDW(0, 0, 0x6e), 0x1a},
+ {TASDEV_REG_SDW(0, 0, 0x6f), 0x00},
+ {TASDEV_REG_SDW(0, 0, 0x70), 0x96},
+ {TASDEV_REG_SDW(0, 0, 0x71), 0x02},
+ {TASDEV_REG_SDW(0, 0, 0x73), 0x08},
+ {TASDEV_REG_SDW(0, 0, 0x75), 0xe0},
+ {TASDEV_REG_SDW(0, 0, 0x7a), 0x60},
+ {TASDEV_REG_SDW(0, 0, 0x60), 0x21},
+ {TASDEV_REG_SDW(0, 1, 0x02), 0x00},
+ {TASDEV_REG_SDW(0, 1, 0x17), 0xc0},
+ {TASDEV_REG_SDW(0, 1, 0x19), 0x60},
+ {TASDEV_REG_SDW(0, 1, 0x35), 0x75},
+ {TASDEV_REG_SDW(0, 1, 0x3d), 0x00},
+ {TASDEV_REG_SDW(0, 1, 0x3e), 0x00},
+ {TASDEV_REG_SDW(0, 1, 0x3f), 0x00},
+ {TASDEV_REG_SDW(0, 1, 0x40), 0x00},
+ {TASDEV_REG_SDW(0, 1, 0x41), 0x00},
+ {TASDEV_REG_SDW(0, 1, 0x42), 0x00},
+ {TASDEV_REG_SDW(0, 1, 0x43), 0x00},
+ {TASDEV_REG_SDW(0, 1, 0x44), 0x00},
+ {TASDEV_REG_SDW(0, 1, 0x45), 0x00},
+ {TASDEV_REG_SDW(0, 1, 0x47), 0xab},
+ {TASDEV_REG_SDW(0, 0xfd, 0x0d), 0x0d},
+ {TASDEV_REG_SDW(0, 0xfd, 0x39), 0x00},
+ {TASDEV_REG_SDW(0, 0xfd, 0x3e), 0x00},
+ {TASDEV_REG_SDW(0, 0xfd, 0x45), 0x00},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS21, 0x02, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS21, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS24, 0x02, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS24, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS26, 0x02, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS26, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS28, 0x02, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS28, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS127, 0x02, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS127, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU21, 0x01, 1), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU21, 0x02, 1), 0x9c00},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU23, 0x01, 0), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU23, 0x01, 1), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU23, 0x0b, 1), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU23, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU26, 0x01, 1), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU26, 0x01, 0), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU26, 0x0b, 1), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU26, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x01, 0), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x01, 1), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x01, 2), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x0b, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x0b, 1), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x0b, 2), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT21, 0x04, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT21, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT21, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT21, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT26, 0x04, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT26, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT26, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT26, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT28, 0x04, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT28, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT28, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT28, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT29, 0x04, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT29, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT29, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT29, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x01, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x04, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x05, 0), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x12, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x01, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x04, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x05, 0), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x12, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 1), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 2), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 3), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 4), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 5), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 6), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 7), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x06, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT23, 0x04, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT23, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT24, 0x04, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT24, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT24, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT25, 0x04, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT25, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT25, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT28, 0x04, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT28, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT28, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x04, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 1), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 2), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 3), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 4), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 5), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 6), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 7), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 8), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 9), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xa), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xb), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xc), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xd), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xe), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xf), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PDE23, 0x1, 0), 0x3},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PDE23, 0x10, 0), 0x3},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU21, 0x06, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU21, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU21, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU21, 0x12, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU21, 0x13, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU26, 0x06, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU26, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU26, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU26, 0x12, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU26, 0x13, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_SAPU29, 0x05, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_SAPU29, 0x10, 0), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_SAPU29, 0x11, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_SAPU29, 0x12, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_TG23, 0x10, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x01, 0), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x06, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x07, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x08, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x09, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x0a, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x10, 0), 0x1},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x12, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x13, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x14, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x15, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x16, 0), 0x0},
+ {SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_UDMPU23, 0x10, 0), 0x0},
+};
+
+static const struct reg_sequence tas2783_init_seq[] = {
+ REG_SEQ0(SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU21, 0x10, 0x00), 0x01),
+ REG_SEQ0(0x00800418, 0x00),
+ REG_SEQ0(0x00800419, 0x00),
+ REG_SEQ0(0x0080041a, 0x00),
+ REG_SEQ0(0x0080041b, 0x00),
+ REG_SEQ0(0x00800428, 0x40),
+ REG_SEQ0(0x00800429, 0x00),
+ REG_SEQ0(0x0080042a, 0x00),
+ REG_SEQ0(0x0080042b, 0x00),
+ REG_SEQ0(SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU23, 0x1, 0x00), 0x00),
+ REG_SEQ0(0x00800004, 0x21),
+ REG_SEQ0(0x00800005, 0x41),
+ REG_SEQ0(0x00800006, 0x00),
+ REG_SEQ0(0x00800007, 0x20),
+ REG_SEQ0(0x00800015, 0x00),
+ REG_SEQ0(0x00800036, 0xad),
+ REG_SEQ0(0x00800037, 0xa8),
+ REG_SEQ0(0x0080006b, 0x7b),
+ REG_SEQ0(0x0080006c, 0x00),
+ REG_SEQ0(0x0080006d, 0x00),
+ REG_SEQ0(0x0080006e, 0x1a),
+ REG_SEQ0(0x0080006f, 0x00),
+ REG_SEQ0(0x00800071, 0x02),
+ REG_SEQ0(0x008000be, 0x00),
+ REG_SEQ0(0x008000bf, 0x00),
+ REG_SEQ0(0x008000c0, 0x00),
+ REG_SEQ0(0x008000c1, 0x00),
+ REG_SEQ0(0x008000c2, 0x00),
+ REG_SEQ0(0x008000c3, 0x00),
+ REG_SEQ0(0x008000c4, 0x00),
+};
+
+static int tas2783_sdca_mbq_size(struct device *dev, u32 reg)
+{
+ switch (reg) {
+ case 0x000 ... 0x080: /* Data port 0. */
+ case 0x100 ... 0x140: /* Data port 1. */
+ case 0x200 ... 0x240: /* Data port 2. */
+ case 0x300 ... 0x340: /* Data port 3. */
+ case 0x400 ... 0x440: /* Data port 4. */
+ case 0x500 ... 0x540: /* Data port 5. */
+ case 0x800000 ... 0x803fff: /* Page 0 ~ 127. */
+ case 0x807e80 ... 0x807eff: /* Page 253. */
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_UDMPU23,
+ TAS2783_SDCA_CTL_UDMPU_CLUSTER, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU21, TAS2783_SDCA_CTL_FU_MUTE,
+ TAS2783_DEVICE_CHANNEL_LEFT):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PDE23, 0x1, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PDE23, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT21, 0x04, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_SAPU29, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_SAPU29, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_SAPU29, 0x12, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU21, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU21, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU26, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU26, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_TG23, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x01, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x0a, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x14, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x15, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x16, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT26, 0x04, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT28, 0x04, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT29, 0x04, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT23, 0x04, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT24, 0x04, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT28, 0x04, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x04, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 1):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 2):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 3):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 4):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 5):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 6):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 7):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 8):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 9):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xa):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xb):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xc):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xd):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xe):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x12, 0xf):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS21, 0x02, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS21, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS24, 0x02, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS24, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS25, 0x02, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS25, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS127, 0x02, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS127, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS26, 0x02, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS26, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS28, 0x02, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_CS28, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x01, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x04, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x05, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x01, 1):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x01, 2):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x01, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU26, 0x01, 1):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU26, 0x01, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x01, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x04, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x05, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU23, 0x01, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU23, 0x01, 1):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT25, 0x04, 0):
+ return 1;
+
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT26, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT26, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT28, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT28, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT29, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT29, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT24, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT25, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT28, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x11, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 1):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 2):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 3):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 4):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 5):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 6):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x01, 7):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU21, 0x02, 1):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU23, 0x0b, 1):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x0b, 1):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x0b, 2):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x0b, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU26, 0x0b, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU26, 0x0b, 1):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x07, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x09, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x12, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x12, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU21, 0x12, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU21, 0x13, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU26, 0x12, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU26, 0x13, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT21, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT21, 0x11, 0):
+ return 2;
+
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU23, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT21, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT26, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT28, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_IT29, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT23, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT24, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT25, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT28, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_OT127, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MU26, 0x06, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU127, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU26, 0x10, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x06, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x12, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_XU22, 0x13, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU21, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_MFPU26, 0x08, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_SAPU29, 0x05, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU21, 0x06, 0):
+ case SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PPU26, 0x06, 0):
+ return 4;
+
+ default:
+ return 0;
+ }
+}
+
+static bool tas2783_readable_register(struct device *dev, unsigned int reg)
+{
+ return tas2783_sdca_mbq_size(dev, reg) > 0;
+}
+
+static bool tas2783_volatile_register(struct device *dev, u32 reg)
+{
+ switch (reg) {
+ case 0x000 ... 0x080: /* Data port 0. */
+ case 0x100 ... 0x140: /* Data port 1. */
+ case 0x200 ... 0x240: /* Data port 2. */
+ case 0x300 ... 0x340: /* Data port 3. */
+ case 0x400 ... 0x440: /* Data port 4. */
+ case 0x500 ... 0x540: /* Data port 5. */
+ case 0x800001:
+ return true;
+
+ default:
+ return false;
+ }
+}
+
+static const struct regmap_config tas_regmap = {
+ .reg_bits = 32,
+ .val_bits = 8,
+ .readable_reg = tas2783_readable_register,
+ .volatile_reg = tas2783_volatile_register,
+ .reg_defaults = tas2783_reg_default,
+ .num_reg_defaults = ARRAY_SIZE(tas2783_reg_default),
+ .max_register = 0x41008000 + TASDEV_REG_SDW(0xa1, 0x60, 0x7f),
+ .cache_type = REGCACHE_MAPLE,
+ .use_single_read = true,
+ .use_single_write = true,
+};
+
+static const struct regmap_sdw_mbq_cfg tas2783_mbq_cfg = {
+ .mbq_size = tas2783_sdca_mbq_size,
+};
+
+static s32 tas2783_digital_getvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ return snd_soc_get_volsw(kcontrol, ucontrol);
+}
+
+static s32 tas2783_digital_putvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ return snd_soc_put_volsw(kcontrol, ucontrol);
+}
+
+static s32 tas2783_amp_getvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ return snd_soc_get_volsw(kcontrol, ucontrol);
+}
+
+static s32 tas2783_amp_putvol(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ return snd_soc_put_volsw(kcontrol, ucontrol);
+}
+
+static const struct snd_kcontrol_new tas2783_snd_controls[] = {
+ SOC_SINGLE_RANGE_EXT_TLV("Amp Volume", TAS2783_AMP_LEVEL,
+ 1, 0, 20, 0, tas2783_amp_getvol,
+ tas2783_amp_putvol, tas2781_amp_tlv),
+ SOC_SINGLE_RANGE_EXT_TLV("Speaker Volume", TAS2783_DVC_LVL,
+ 0, 0, 200, 1, tas2783_digital_getvol,
+ tas2783_digital_putvol, tas2781_dvc_tlv),
+};
+
+static s32 tas2783_validate_calibdata(struct tas2783_prv *tas_dev,
+ u8 *data, u32 size)
+{
+ u32 ts, spk_count, size_calculated;
+ u32 crc_calculated, crc_read, i;
+ u32 *tmp_val;
+ struct tm tm;
+
+ i = 0;
+ tmp_val = (u32 *)data;
+ if (tmp_val[i++] != 2783) {
+ dev_err(tas_dev->dev, "cal data magic number mismatch");
+ return -EINVAL;
+ }
+
+ spk_count = tmp_val[i++];
+ if (spk_count > TAS2783_CALIB_MAX_SPK_COUNT) {
+ dev_err(tas_dev->dev, "cal data spk_count too large");
+ return -EINVAL;
+ }
+
+ ts = tmp_val[i++];
+ time64_to_tm(ts, 0, &tm);
+ dev_dbg(tas_dev->dev, "cal data timestamp: %ld-%d-%d %d:%d:%d",
+ tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
+ tm.tm_hour, tm.tm_min, tm.tm_sec);
+
+ size_calculated =
+ (spk_count * TAS2783_CALIB_PARAMS * sizeof(u32)) +
+ TAS2783_CALIB_HDR_SZ + TAS2783_CALIB_CRC_SZ;
+ if (size_calculated > TAS2783_CALIB_DATA_SZ) {
+ dev_err(tas_dev->dev, "cali data sz too large");
+ return -EINVAL;
+ } else if (size < size_calculated) {
+ dev_err(tas_dev->dev, "cali data size mismatch calc=%u vs %d\n",
+ size, size_calculated);
+ return -EINVAL;
+ }
+
+ crc_calculated = crc32(~0, data,
+ size_calculated - TAS2783_CALIB_CRC_SZ) ^ ~0;
+ crc_read = tmp_val[(size_calculated - TAS2783_CALIB_CRC_SZ) / sizeof(u32)];
+ if (crc_calculated != crc_read) {
+ dev_err(tas_dev->dev,
+ "calib data integrity check fail, 0x%08x vs 0x%08x\n",
+ crc_calculated, crc_read);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static void tas2783_set_calib_params_to_device(struct tas2783_prv *tas_dev, u32 *cali_data)
+{
+ u32 dev_count, offset, i, device_num;
+ u32 reg_value;
+ u8 buf[4];
+
+ dev_count = cali_data[1];
+ offset = 3;
+
+ for (device_num = 0; device_num < dev_count; device_num++) {
+ if (cali_data[offset] != tas_dev->sdw_peripheral->id.unique_id) {
+ offset += TAS2783_CALIB_PARAMS;
+ continue;
+ }
+ offset++;
+
+ for (i = 0; i < ARRAY_SIZE(tas2783_cali_reg); i++) {
+ reg_value = cali_data[offset + i];
+ buf[0] = reg_value >> 24;
+ buf[1] = reg_value >> 16;
+ buf[2] = reg_value >> 8;
+ buf[3] = reg_value & 0xff;
+ regmap_bulk_write(tas_dev->regmap, tas2783_cali_reg[i],
+ buf, sizeof(u32));
+ }
+ break;
+ }
+
+ if (device_num == dev_count)
+ dev_err(tas_dev->dev,
+ "unique id not found in the calib data\n");
+ else
+ dev_dbg(tas_dev->dev, "calib data update done\n");
+}
+
+static s32 tas2783_update_calibdata(struct tas2783_prv *tas_dev)
+{
+ efi_guid_t efi_guid = TAS2783_CALI_GUID;
+ u32 attr, i, *tmp_val;
+ unsigned long size;
+ s32 ret;
+ efi_status_t status;
+ static efi_char16_t efi_names[][32] = {
+ L"SmartAmpCalibrationData", L"CALI_DATA"};
+
+ tmp_val = (u32 *)tas_dev->cali_data.data;
+ attr = 0;
+
+ /*
+ * In some cases, the calibration is performed in Windows,
+ * and data was saved in UEFI. Linux can access it.
+ */
+ for (i = 0; i < ARRAY_SIZE(efi_names); i++) {
+ size = 0;
+ status = efi.get_variable(efi_names[i], &efi_guid, &attr,
+ &size, NULL);
+ if (size > TAS2783_CALIB_DATA_SZ) {
+ dev_err(tas_dev->dev, "cali data too large\n");
+ break;
+ }
+
+ tas_dev->cali_data.read_sz = size;
+ if (status == EFI_BUFFER_TOO_SMALL) {
+ status = efi.get_variable(efi_names[i], &efi_guid, &attr,
+ &tas_dev->cali_data.read_sz,
+ tas_dev->cali_data.data);
+ dev_dbg(tas_dev->dev, "cali get %lu bytes result:%ld\n",
+ tas_dev->cali_data.read_sz, status);
+ }
+ if (status == EFI_SUCCESS)
+ break;
+ }
+
+ if (status != EFI_SUCCESS) {
+ /* Failed got calibration data from EFI. */
+ dev_dbg(tas_dev->dev, "No calibration data in UEFI.");
+ return 0;
+ }
+
+ mutex_lock(&tas_dev->calib_lock);
+ ret = tas2783_validate_calibdata(tas_dev, tas_dev->cali_data.data,
+ tas_dev->cali_data.read_sz);
+ if (!ret)
+ tas2783_set_calib_params_to_device(tas_dev, tmp_val);
+ mutex_unlock(&tas_dev->calib_lock);
+
+ return ret;
+}
+
+static s32 tas_fw_read_hdr(const u8 *data, struct tas_fw_hdr *hdr)
+{
+ hdr->size = get_unaligned_le32(data);
+ hdr->version_offset = get_unaligned_le32(&data[4]);
+ hdr->plt_id = get_unaligned_le32(&data[8]);
+ hdr->ppc3_ver = get_unaligned_le32(&data[12]);
+ memcpy(hdr->ddc_name, &data[16], 64);
+ hdr->timestamp = get_unaligned_le32(&data[80]);
+
+ return 84;
+}
+
+static s32 tas_fw_get_next_file(const u8 *data, struct tas_fw_file *file)
+{
+ file->vendor_id = get_unaligned_le32(&data[0]);
+ file->file_id = get_unaligned_le32(&data[4]);
+ file->version = get_unaligned_le32(&data[8]);
+ file->length = get_unaligned_le32(&data[12]);
+ file->dest_addr = get_unaligned_le32(&data[16]);
+ file->fw_data = (u8 *)&data[20];
+
+ return file->length + sizeof(u32) * 5;
+}
+
+static void tas2783_fw_ready(const struct firmware *fmw, void *context)
+{
+ struct tas2783_prv *tas_dev =
+ (struct tas2783_prv *)context;
+ const u8 *buf = NULL;
+ s32 img_sz, ret = 0, cur_file = 0;
+ s32 offset = 0;
+
+ struct tas_fw_hdr *hdr __free(kfree) = kzalloc_obj(*hdr);
+ struct tas_fw_file *file __free(kfree) = kzalloc_obj(*file);
+ if (!file || !hdr) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ if (!fmw || !fmw->data) {
+ /* firmware binary not found*/
+ dev_err(tas_dev->dev,
+ "Failed to read fw binary %s\n",
+ tas_dev->rca_binaryname);
+ ret = -EINVAL;
+ goto out;
+ }
+
+ img_sz = fmw->size;
+ buf = fmw->data;
+ offset += tas_fw_read_hdr(buf, hdr);
+ if (hdr->size != img_sz) {
+ ret = -EINVAL;
+ dev_err(tas_dev->dev, "firmware size mismatch with header");
+ goto out;
+ }
+
+ if (img_sz < FW_DL_OFFSET) {
+ ret = -EINVAL;
+ dev_err(tas_dev->dev, "unexpected size, size is too small");
+ goto out;
+ }
+
+ mutex_lock(&tas_dev->pde_lock);
+ while (offset < (img_sz - FW_FL_HDR)) {
+ offset += tas_fw_get_next_file(&buf[offset], file);
+ dev_dbg(tas_dev->dev,
+ "v=%d, fid=%d, ver=%d, len=%d, daddr=0x%x, fw=%p",
+ file->vendor_id, file->file_id,
+ file->version, file->length,
+ file->dest_addr, file->fw_data);
+
+ ret = sdw_nwrite_no_pm(tas_dev->sdw_peripheral,
+ file->dest_addr,
+ file->length,
+ file->fw_data);
+ if (ret < 0) {
+ dev_err(tas_dev->dev,
+ "FW download failed: %d", ret);
+ break;
+ }
+ cur_file++;
+ }
+ mutex_unlock(&tas_dev->pde_lock);
+
+ if (cur_file == 0) {
+ dev_err(tas_dev->dev, "fw with no files");
+ ret = -EINVAL;
+ } else {
+ tas2783_update_calibdata(tas_dev);
+ }
+
+out:
+ if (!ret)
+ tas_dev->fw_dl_success = true;
+ tas_dev->fw_dl_task_done = true;
+ wake_up(&tas_dev->fw_wait);
+ if (fmw)
+ release_firmware(fmw);
+}
+
+static inline s32 tas_clear_latch(struct tas2783_prv *priv)
+{
+ return regmap_update_bits(priv->regmap,
+ TASDEV_REG_SDW(0, 0, 0x5c),
+ 0x04, 0x04);
+}
+
+static s32 tas_fu21_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *k, s32 event)
+{
+ struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
+ struct tas2783_prv *tas_dev = snd_soc_component_get_drvdata(component);
+ s32 mute;
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ mute = 0;
+ break;
+
+ case SND_SOC_DAPM_PRE_PMD:
+ mute = 1;
+ break;
+ }
+
+ return sdw_write_no_pm(tas_dev->sdw_peripheral,
+ SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU21,
+ TAS2783_SDCA_CTL_FU_MUTE, 1), mute);
+}
+
+static s32 tas_fu23_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *k, s32 event)
+{
+ struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
+ struct tas2783_prv *tas_dev = snd_soc_component_get_drvdata(component);
+ s32 mute;
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ mute = 0;
+ break;
+
+ case SND_SOC_DAPM_PRE_PMD:
+ mute = 1;
+ break;
+ }
+
+ return sdw_write_no_pm(tas_dev->sdw_peripheral,
+ SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_FU23,
+ TAS2783_SDCA_CTL_FU_MUTE, 1), mute);
+}
+
+static const struct snd_soc_dapm_widget tas_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("FU21", NULL, SND_SOC_NOPM, 0, 0, tas_fu21_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_DAC_E("FU23", NULL, SND_SOC_NOPM, 0, 0, tas_fu23_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_OUTPUT("SPK"),
+ SND_SOC_DAPM_INPUT("DMIC"),
+};
+
+static const struct snd_soc_dapm_route tas_audio_map[] = {
+ {"FU21", NULL, "ASI"},
+ {"SPK", NULL, "FU21"},
+ {"FU23", NULL, "ASI"},
+ {"SPK", NULL, "FU23"},
+ {"ASI OUT", NULL, "DMIC"},
+};
+
+static s32 tas_set_sdw_stream(struct snd_soc_dai *dai,
+ void *sdw_stream, s32 direction)
+{
+ if (!sdw_stream)
+ return 0;
+
+ snd_soc_dai_dma_data_set(dai, direction, sdw_stream);
+
+ return 0;
+}
+
+static void tas_sdw_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ snd_soc_dai_set_dma_data(dai, substream, NULL);
+}
+
+static s32 tas_sdw_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *component = dai->component;
+ struct tas2783_prv *tas_dev =
+ snd_soc_component_get_drvdata(component);
+ struct sdw_stream_config stream_config = {0};
+ struct sdw_port_config port_config = {0};
+ struct sdw_stream_runtime *sdw_stream;
+ struct sdw_slave *sdw_peripheral = tas_dev->sdw_peripheral;
+ s32 ret, retry = 3;
+
+ if (!tas_dev->fw_dl_success) {
+ dev_err(tas_dev->dev, "error playback without fw download");
+ return -EINVAL;
+ }
+
+ sdw_stream = snd_soc_dai_get_dma_data(dai, substream);
+ if (!sdw_stream)
+ return -EINVAL;
+
+ ret = tas_clear_latch(tas_dev);
+ if (ret)
+ dev_err(tas_dev->dev,
+ "clear latch failed, err=%d", ret);
+
+ mutex_lock(&tas_dev->pde_lock);
+ /*
+ * Sometimes, there is error returned during power on.
+ * So added retry logic to ensure power on so that
+ * port prepare succeeds
+ */
+ do {
+ ret = regmap_write(tas_dev->regmap,
+ SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PDE23,
+ TAS2783_SDCA_CTL_REQ_POW_STATE, 0),
+ TAS2783_SDCA_POW_STATE_ON);
+ if (!ret)
+ break;
+ usleep_range(2000, 2200);
+ } while (retry--);
+ mutex_unlock(&tas_dev->pde_lock);
+ if (ret)
+ return ret;
+
+ /* SoundWire specific configuration */
+ snd_sdw_params_to_config(substream, params,
+ &stream_config, &port_config);
+ /* port 1 for playback */
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ port_config.num = 1;
+ else
+ port_config.num = 2;
+
+ ret = sdw_stream_add_slave(sdw_peripheral,
+ &stream_config, &port_config, 1, sdw_stream);
+ if (ret)
+ dev_err(dai->dev, "Unable to configure port\n");
+
+ return ret;
+}
+
+static s32 tas_sdw_pcm_hw_free(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ s32 ret;
+ struct snd_soc_component *component = dai->component;
+ struct tas2783_prv *tas_dev =
+ snd_soc_component_get_drvdata(component);
+ struct sdw_stream_runtime *sdw_stream =
+ snd_soc_dai_get_dma_data(dai, substream);
+
+ sdw_stream_remove_slave(tas_dev->sdw_peripheral, sdw_stream);
+
+ mutex_lock(&tas_dev->pde_lock);
+ ret = regmap_write(tas_dev->regmap,
+ SDW_SDCA_CTL(1, TAS2783_SDCA_ENT_PDE23,
+ TAS2783_SDCA_CTL_REQ_POW_STATE, 0),
+ TAS2783_SDCA_POW_STATE_OFF);
+ mutex_unlock(&tas_dev->pde_lock);
+
+ return ret;
+}
+
+static const struct snd_soc_dai_ops tas_dai_ops = {
+ .hw_params = tas_sdw_hw_params,
+ .hw_free = tas_sdw_pcm_hw_free,
+ .set_stream = tas_set_sdw_stream,
+ .shutdown = tas_sdw_shutdown,
+};
+
+static struct snd_soc_dai_driver tas_dai_driver[] = {
+ {
+ .name = "tas2783-codec",
+ .id = 0,
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 4,
+ .rates = TAS2783_DEVICE_RATES,
+ .formats = TAS2783_DEVICE_FORMATS,
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 4,
+ .rates = TAS2783_DEVICE_RATES,
+ .formats = TAS2783_DEVICE_FORMATS,
+ },
+ .ops = &tas_dai_ops,
+ .symmetric_rate = 1,
+ },
+};
+
+static s32 tas_component_probe(struct snd_soc_component *component)
+{
+ struct tas2783_prv *tas_dev =
+ snd_soc_component_get_drvdata(component);
+
+ tas_dev->component = component;
+ tas25xx_register_misc(tas_dev->sdw_peripheral);
+
+ return 0;
+}
+
+static void tas_component_remove(struct snd_soc_component *codec)
+{
+ struct tas2783_prv *tas_dev =
+ snd_soc_component_get_drvdata(codec);
+ tas25xx_deregister_misc();
+ tas_dev->component = NULL;
+}
+
+static const struct snd_soc_component_driver soc_codec_driver_tasdevice = {
+ .probe = tas_component_probe,
+ .remove = tas_component_remove,
+ .controls = tas2783_snd_controls,
+ .num_controls = ARRAY_SIZE(tas2783_snd_controls),
+ .dapm_widgets = tas_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(tas_dapm_widgets),
+ .dapm_routes = tas_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(tas_audio_map),
+ .idle_bias_on = 1,
+ .endianness = 1,
+};
+
+static s32 tas_init(struct tas2783_prv *tas_dev)
+{
+ s32 ret;
+
+ dev_set_drvdata(tas_dev->dev, tas_dev);
+ ret = devm_snd_soc_register_component(tas_dev->dev,
+ &soc_codec_driver_tasdevice,
+ tas_dai_driver,
+ ARRAY_SIZE(tas_dai_driver));
+ if (ret) {
+ dev_err(tas_dev->dev, "%s: codec register error:%d.\n",
+ __func__, ret);
+ return ret;
+ }
+
+ /* set autosuspend parameters */
+ pm_runtime_set_autosuspend_delay(tas_dev->dev, 3000);
+ pm_runtime_use_autosuspend(tas_dev->dev);
+ /* make sure the device does not suspend immediately */
+ pm_runtime_mark_last_busy(tas_dev->dev);
+ pm_runtime_enable(tas_dev->dev);
+
+ return ret;
+}
+
+static s32 tas2783_sdca_dev_suspend(struct device *dev)
+{
+ struct tas2783_prv *tas_dev = dev_get_drvdata(dev);
+
+ if (!tas_dev->hw_init)
+ return 0;
+
+ regcache_cache_only(tas_dev->regmap, true);
+ return 0;
+}
+
+static s32 tas2783_sdca_dev_system_suspend(struct device *dev)
+{
+ return tas2783_sdca_dev_suspend(dev);
+}
+
+static s32 tas2783_sdca_dev_resume(struct device *dev)
+{
+ struct sdw_slave *slave = dev_to_sdw_dev(dev);
+ struct tas2783_prv *tas_dev = dev_get_drvdata(dev);
+ unsigned long t;
+
+ if (!slave->unattach_request)
+ goto regmap_sync;
+
+ t = wait_for_completion_timeout(&slave->initialization_complete,
+ msecs_to_jiffies(TAS2783_PROBE_TIMEOUT));
+ if (!t) {
+ dev_err(&slave->dev, "resume: initialization timed out\n");
+ sdw_show_ping_status(slave->bus, true);
+ return -ETIMEDOUT;
+ }
+
+ slave->unattach_request = 0;
+
+regmap_sync:
+ regcache_cache_only(tas_dev->regmap, false);
+ regcache_sync(tas_dev->regmap);
+ return 0;
+}
+
+static const struct dev_pm_ops tas2783_sdca_pm = {
+ SYSTEM_SLEEP_PM_OPS(tas2783_sdca_dev_system_suspend, tas2783_sdca_dev_resume)
+ RUNTIME_PM_OPS(tas2783_sdca_dev_suspend, tas2783_sdca_dev_resume, NULL)
+};
+
+static void tas_generate_fw_name(struct sdw_slave *slave, char *name, size_t size)
+{
+ struct sdw_bus *bus = slave->bus;
+ u8 unique_id = slave->id.unique_id;
+ bool pci_found = false;
+#if IS_ENABLED(CONFIG_PCI)
+ struct device *dev = &slave->dev;
+ struct pci_dev *pci = NULL;
+
+ for (; dev; dev = dev->parent) {
+ if (dev->bus == &pci_bus_type) {
+ pci = to_pci_dev(dev);
+ scnprintf(name, size, "%04X-%1X-%1X.bin",
+ pci->subsystem_device, bus->link_id, unique_id);
+ pci_found = true;
+ break;
+ }
+ }
+#endif
+
+ if (!pci_found)
+ scnprintf(name, size, "tas2783-%1X-%1X.bin",
+ bus->link_id, unique_id);
+}
+
+static s32 tas_io_init(struct device *dev, struct sdw_slave *slave)
+{
+ struct tas2783_prv *tas_dev = dev_get_drvdata(dev);
+ s32 ret;
+ u8 unique_id = tas_dev->sdw_peripheral->id.unique_id;
+
+ if (tas_dev->hw_init)
+ return 0;
+
+ tas_dev->fw_dl_task_done = false;
+ tas_dev->fw_dl_success = false;
+
+ ret = regmap_write(tas_dev->regmap, TAS2783_SW_RESET, 0x1);
+ if (ret) {
+ dev_err(dev, "sw reset failed, err=%d", ret);
+ return ret;
+ }
+ usleep_range(2000, 2200);
+
+ tas_generate_fw_name(slave, tas_dev->rca_binaryname,
+ sizeof(tas_dev->rca_binaryname));
+
+ ret = request_firmware_nowait(THIS_MODULE, FW_ACTION_UEVENT,
+ tas_dev->rca_binaryname, tas_dev->dev,
+ GFP_KERNEL, tas_dev, tas2783_fw_ready);
+ if (ret) {
+ dev_err(tas_dev->dev,
+ "firmware request failed for uid=%d, ret=%d\n",
+ unique_id, ret);
+ return ret;
+ }
+
+ ret = wait_event_timeout(tas_dev->fw_wait, tas_dev->fw_dl_task_done,
+ msecs_to_jiffies(TIMEOUT_FW_DL_MS));
+ if (!ret) {
+ dev_err(tas_dev->dev, "fw request, wait_event timeout\n");
+ ret = -EAGAIN;
+ } else {
+ if (tas_dev->sa_func_data)
+ ret = sdca_regmap_write_init(dev, tas_dev->regmap,
+ tas_dev->sa_func_data);
+ else
+ ret = regmap_multi_reg_write(tas_dev->regmap, tas2783_init_seq,
+ ARRAY_SIZE(tas2783_init_seq));
+
+ if (ret)
+ dev_err(tas_dev->dev,
+ "init writes failed, err=%d", ret);
+ else
+ tas_dev->hw_init = true;
+ }
+
+ return ret;
+}
+
+static s32 tas_update_status(struct sdw_slave *slave,
+ enum sdw_slave_status status)
+{
+ struct tas2783_prv *tas_dev = dev_get_drvdata(&slave->dev);
+ struct device *dev = &slave->dev;
+
+ dev_dbg(dev, "Peripheral status = %s",
+ status == SDW_SLAVE_UNATTACHED ? "unattached" :
+ status == SDW_SLAVE_ATTACHED ? "attached" : "alert");
+
+ tas_dev->status = status;
+ if (status == SDW_SLAVE_UNATTACHED)
+ tas_dev->hw_init = false;
+
+ /* Perform initialization only if slave status
+ * is present and hw_init flag is false
+ */
+ if (tas_dev->hw_init || tas_dev->status != SDW_SLAVE_ATTACHED)
+ return 0;
+
+ /* updated the cache data to device */
+ regcache_cache_only(tas_dev->regmap, false);
+ regcache_sync(tas_dev->regmap);
+
+ /* perform I/O transfers required for Slave initialization */
+ return tas_io_init(&slave->dev, slave);
+}
+
+/*
+ * TAS2783 requires explicit port prepare during playback stream
+ * setup even when simple_ch_prep_sm is enabled. Without this,
+ * the port fails to enter the prepared state resulting in no audio output.
+ */
+static int tas_port_prep(struct sdw_slave *slave, struct sdw_prepare_ch *prep_ch,
+ enum sdw_port_prep_ops pre_ops)
+{
+ struct device *dev = &slave->dev;
+ struct sdw_dpn_prop *dpn_prop;
+ u32 addr;
+ int ret;
+
+ dpn_prop = slave->prop.sink_dpn_prop;
+ if (!dpn_prop || !dpn_prop->simple_ch_prep_sm)
+ return 0;
+
+ addr = SDW_DPN_PREPARECTRL(prep_ch->num);
+ switch (pre_ops) {
+ case SDW_OPS_PORT_PRE_PREP:
+ ret = sdw_write_no_pm(slave, addr, prep_ch->ch_mask);
+ if (ret)
+ dev_err(dev, "prep failed for port %d, err=%d\n",
+ prep_ch->num, ret);
+ return ret;
+
+ case SDW_OPS_PORT_PRE_DEPREP:
+ ret = sdw_write_no_pm(slave, addr, 0x00);
+ if (ret)
+ dev_err(dev, "de-prep failed for port %d, err=%d\n",
+ prep_ch->num, ret);
+ return ret;
+
+ case SDW_OPS_PORT_POST_PREP:
+ case SDW_OPS_PORT_POST_DEPREP:
+ /* No POST handling required for TAS2783 */
+ return 0;
+ }
+
+ return 0;
+}
+
+static const struct sdw_slave_ops tas_sdw_ops = {
+ .update_status = tas_update_status,
+ .port_prep = tas_port_prep,
+};
+
+static void tas_remove(struct tas2783_prv *tas_dev)
+{
+ snd_soc_unregister_component(tas_dev->dev);
+}
+
+static s32 tas_sdw_probe(struct sdw_slave *peripheral,
+ const struct sdw_device_id *id)
+{
+ struct regmap *regmap;
+ struct device *dev = &peripheral->dev;
+ struct tas2783_prv *tas_dev;
+ struct sdca_function_data *function_data = NULL;
+ int ret, i;
+
+ ret = sdw_slave_read_prop(peripheral);
+ if (ret)
+ return dev_err_probe(dev, ret,
+ "slave property read failed");
+
+ tas_dev = devm_kzalloc(dev, sizeof(*tas_dev), GFP_KERNEL);
+ if (!tas_dev)
+ return dev_err_probe(dev, -ENOMEM,
+ "Failed devm_kzalloc");
+
+ i = -1;
+ /* check if we have any SDCA function data available */
+ if (peripheral->sdca_data.num_functions > 0) {
+ dev_dbg(dev, "SDCA functions found: %d", peripheral->sdca_data.num_functions);
+
+ /* Look for Smart Amp function type */
+ for (i = 0; i < peripheral->sdca_data.num_functions; i++) {
+ if (peripheral->sdca_data.function[i].type ==
+ SDCA_FUNCTION_TYPE_SMART_AMP) {
+ dev_info(dev, "Found Smart Amp function at index %d", i);
+ break;
+ }
+ }
+ }
+
+ if (i >= 0 && i < peripheral->sdca_data.num_functions) {
+ /* Allocate memory for function data */
+ function_data = devm_kzalloc(dev, sizeof(*function_data),
+ GFP_KERNEL);
+ if (!function_data)
+ return dev_err_probe(dev, -ENOMEM,
+ "failed to parse sdca functions");
+
+ /* Parse the function */
+ ret = sdca_parse_function(dev, peripheral,
+ &peripheral->sdca_data.function[i],
+ function_data);
+ if (!ret)
+ tas_dev->sa_func_data = function_data;
+ else
+ dev_warn(dev, "smartamp function parse failed:err%d, using defaults", ret);
+ }
+
+ tas_dev->dev = dev;
+ tas_dev->sdw_peripheral = peripheral;
+ tas_dev->hw_init = false;
+ mutex_init(&tas_dev->calib_lock);
+ mutex_init(&tas_dev->pde_lock);
+
+ init_waitqueue_head(&tas_dev->fw_wait);
+ dev_set_drvdata(dev, tas_dev);
+ regmap = devm_regmap_init_sdw_mbq_cfg(&peripheral->dev,
+ peripheral,
+ &tas_regmap,
+ &tas2783_mbq_cfg);
+ if (IS_ERR(regmap))
+ return dev_err_probe(dev, PTR_ERR(regmap),
+ "Failed devm_regmap_init_sdw.");
+
+ /* keep in cache until the device is fully initialized */
+ regcache_cache_only(regmap, true);
+ tas_dev->regmap = regmap;
+ return tas_init(tas_dev);
+}
+
+static void tas_sdw_remove(struct sdw_slave *peripheral)
+{
+ struct tas2783_prv *tas_dev = dev_get_drvdata(&peripheral->dev);
+
+ pm_runtime_disable(tas_dev->dev);
+ tas_remove(tas_dev);
+ mutex_destroy(&tas_dev->calib_lock);
+ mutex_destroy(&tas_dev->pde_lock);
+ dev_set_drvdata(&peripheral->dev, NULL);
+}
+
+static const struct sdw_device_id tas_sdw_id[] = {
+ /* chipid for the TAS2783 is 0x0000 */
+ SDW_SLAVE_ENTRY(0x0102, 0x0000, 0),
+ {},
+};
+MODULE_DEVICE_TABLE(sdw, tas_sdw_id);
+
+static struct sdw_driver tas_sdw_driver = {
+ .driver = {
+ .name = "slave-tas2783",
+ .pm = pm_ptr(&tas2783_sdca_pm),
+ },
+ .probe = tas_sdw_probe,
+ .remove = tas_sdw_remove,
+ .ops = &tas_sdw_ops,
+ .id_table = tas_sdw_id,
+};
+module_sdw_driver(tas_sdw_driver);
+
+MODULE_IMPORT_NS("SND_SOC_SDCA");
+MODULE_AUTHOR("Texas Instruments Inc.");
+MODULE_DESCRIPTION("ASoC TAS2783 SoundWire Driver");
+MODULE_LICENSE("GPL");