/* SPDX-License-Identifier: GPL-2.0-only */ /* * rt1316-sdw.h -- RT1316 SDCA ALSA SoC audio driver header * * Copyright(c) 2021 Realtek Semiconductor Corp. */ #ifndef __RT1316_SDW_H__ #define __RT1316_SDW_H__ #include <linux/regmap.h> #include <linux/soundwire/sdw.h> #include <linux/soundwire/sdw_type.h> #include <linux/soundwire/sdw_registers.h> #include <sound/soc.h> /* RT1316 SDCA Control - function number */ #define FUNC_NUM_SMART_AMP 0x04 /* RT1316 SDCA entity */ #define RT1316_SDCA_ENT_PDE23 0x31 #define RT1316_SDCA_ENT_PDE27 0x32 #define RT1316_SDCA_ENT_PDE22 0x33 #define RT1316_SDCA_ENT_PDE24 0x34 #define RT1316_SDCA_ENT_XU24 0x24 #define RT1316_SDCA_ENT_FU21 0x03 #define RT1316_SDCA_ENT_UDMPU21 0x02 /* RT1316 SDCA control */ #define RT1316_SDCA_CTL_SAMPLE_FREQ_INDEX 0x10 #define RT1316_SDCA_CTL_REQ_POWER_STATE 0x01 #define RT1316_SDCA_CTL_BYPASS 0x01 #define RT1316_SDCA_CTL_FU_MUTE 0x01 #define RT1316_SDCA_CTL_FU_VOLUME 0x02 #define RT1316_SDCA_CTL_UDMPU_CLUSTER 0x10 /* RT1316 SDCA channel */ #define CH_L 0x01 #define CH_R 0x02 struct rt1316_sdw_priv { struct snd_soc_component *component; struct regmap *regmap; struct sdw_slave *sdw_slave; enum sdw_slave_status status; struct sdw_bus_params params; bool hw_init; bool first_hw_init; unsigned char *bq_params; unsigned int bq_params_cnt; }; #endif /* __RT1316_SDW_H__ */