130 lines
2.7 KiB
C
130 lines
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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* Author: Michael Hsiao <michael.hsiao@mediatek.com>
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*/
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/******************************************************************************
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*
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*
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* Filename:
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* ---------
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* AudDrv_OffloadCommon.h
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*
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* Project:
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* --------
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* None
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*
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* Description:
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* ------------
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* Audio Offload Kernel Definitions
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*
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* Author:
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* -------
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* HY Chang
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*
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*---------------------------------------------------------------------------
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---
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*
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*******************************************************************************/
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#ifndef AUDIO_OFFLOAD_COMMON_H
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#define AUDIO_OFFLOAD_COMMON_H
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/slab.h>
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#include <linux/fs.h>
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#include <linux/mm.h>
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#include <linux/delay.h>
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#include <linux/wait.h>
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#include <linux/sched.h>
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#include <linux/string.h>
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#include <linux/mutex.h>
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#include <linux/time.h>
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#include <linux/timer.h>
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#include "mtk-auddrv-def.h"
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#include <linux/clk.h>
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#include <sound/compress_driver.h>
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#include <sound/pcm.h>
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#include <sound/soc.h>
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#include <audio_task_manager.h>
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#if defined(CONFIG_SND_SOC_MTK_AUDIO_DSP)
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#include "mtk-dsp-mem-control.h"
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#include "mtk-base-dsp.h"
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#include "mtk-dsp-common.h"
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#include "mtk-dsp-platform-driver.h"
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#endif
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#define OFFLOAD_IPIMSG_TIMEOUT 25
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enum {
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OFFLOAD_STATE_INIT = 0x1,
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OFFLOAD_STATE_IDLE = 0x2,
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OFFLOAD_STATE_PREPARE = 0x3,
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OFFLOAD_STATE_RUNNING = 0x4,
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OFFLOAD_STATE_PAUSED = 0x5,
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OFFLOAD_STATE_DRAIN = 0x6
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};
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enum audio_drain_type {
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AUDIO_DRAIN_ALL, /* returns when all data has been played */
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AUDIO_DRAIN_EARLY_NOTIFY, /* drain() for gapless track switch */
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AUDIO_DRAIN_NONE,
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};
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struct afe_offload_param_t {
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unsigned int state;
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unsigned int samplerate;
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unsigned int drain_state;
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unsigned long long transferred;
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unsigned long long copied_total; /* for tstamp*/
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unsigned long long write_blocked_idx;
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bool wakelock;
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ktime_t time_pcm;
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unsigned long time_pcm_delay_ms;
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};
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struct afe_offload_service_t {
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bool write_blocked;
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bool enable;
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bool drain;
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bool tswait;
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struct mutex ts_lock;
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wait_queue_head_t ts_wq;
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bool needdata;
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bool decode_error;
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unsigned int pcmdump;
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unsigned int volume;
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uint8_t scene;
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};
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struct afe_offload_codec_t {
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unsigned int codec_samplerate;
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unsigned int codec_bitrate;
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unsigned int target_samplerate;
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};
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enum ipi_received_offload {
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OFFLOAD_NEEDDATA = 21,
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OFFLOAD_PCMCONSUMED = 22,
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OFFLOAD_DRAINDONE = 23,
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OFFLOAD_DECODE_ERROR = 24,
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};
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enum ipi_send_offload {
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OFFLOAD_RESUME = 0x300,
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OFFLOAD_PAUSE,
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OFFLOAD_SETWRITEBLOCK,
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OFFLOAD_DRAIN,
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OFFLOAD_VOLUME,
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OFFLOAD_WRITEIDX,
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OFFLOAD_TSTAMP,
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OFFLOAD_SCENE,
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OFFLOAD_CODEC_INFO,
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};
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#endif
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