7870029999
git-subtree-dir: qcom/opensource/bt-kernel git-subtree-mainline:91a8910061git-subtree-split:abeb53d57fChange-Id: repo: https://git.codelinaro.org/clo/la/platform/vendor/qcom-opensource/bt-kernel tag: LA.VENDOR.14.3.0.r1-17300-lanai.QSSI15.0
87 lines
1.7 KiB
C
87 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
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*/
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#ifndef BTFM_SWR_H
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#define BTFM_SWR_H
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#include <linux/types.h>
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#include <linux/mutex.h>
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#include <bindings/audio-codec-port-types.h>
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#include "soc/soundwire.h"
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#define SWR_SLAVE_COMPATIBLE_STR "btfmswr_slave"
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#define BTFMSWR_DBG(fmt, arg...) pr_debug("%s: " fmt "\n", __func__, ## arg)
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#define BTFMSWR_INFO(fmt, arg...) pr_info("%s: " fmt "\n", __func__, ## arg)
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#define BTFMSWR_ERR(fmt, arg...) pr_err("%s: " fmt "\n", __func__, ## arg)
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extern struct btfmswr *pbtfmswr;
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// assumption is that we use adjacent channels
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#define ONE_CHANNEL_MASK 1
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#define TWO_CHANNEL_MASK 3
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#define MAX_BT_PORTS 1
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/* Codec driver defines */
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enum {
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FMAUDIO_TX = 0,
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BTAUDIO_TX,
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BTAUDIO_RX,
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BTAUDIO_A2DP_SINK_TX,
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BTFM_NUM_CODEC_DAIS
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};
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enum {
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EVROS = 0,
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GANGES = 1,
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MAX_SOC_ID = 0xFF
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};
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struct btfmswr_dai_port_info {
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int dai_id;
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char *dai_name;
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uint8_t port;
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};
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struct soc_port_mapping {
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// enumeration address of BT SOC
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u64 ea;
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struct btfmswr_dai_port_info port_info[BTFM_NUM_CODEC_DAIS];
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};
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struct btfmswr {
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struct device *dev;
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struct swr_device *swr_slave;
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bool initialized;
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uint32_t sample_rate;
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uint32_t bps;
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uint16_t direction;
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uint8_t num_channels;
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int soc_index;
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struct soc_port_mapping *p_dai_port;
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};
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/**
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* btfm_swr_hw_init: Initialize soundwire slave device
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* Returns:
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* 0: Success
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* else: Fail
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*/
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int btfm_swr_hw_init(void);
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int btfm_get_bt_soc_index(int chipset_ver);
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int btfm_swr_enable_port(u8 port_num, u8 ch_count, u32 sample_rate,
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u8 port_type);
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int btfm_swr_disable_port(u8 port_num, u8 ch_count, u8 usecase);
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#endif /* BTFM_SWR_H */
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