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