| /* Copyright (c) 2010-2015, 2017 The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| #include <linux/msm_audio.h> |
| #include <linux/compat.h> |
| #include "q6audio_common.h" |
| |
| #define FRAME_NUM (8) |
| |
| #define PCM_BUF_COUNT (2) |
| |
| #define AUD_EOS_SET 0x01 |
| #define TUNNEL_MODE 0x0000 |
| #define NON_TUNNEL_MODE 0x0001 |
| |
| #define NO_BUF_ALLOC 0x00 |
| #define BUF_ALLOC_IN 0x01 |
| #define BUF_ALLOC_OUT 0x02 |
| #define BUF_ALLOC_INOUT 0x03 |
| #define ALIGN_BUF_SIZE(size) ((size + 4095) & (~4095)) |
| |
| struct timestamp { |
| u32 lowpart; |
| u32 highpart; |
| } __packed; |
| |
| struct meta_in { |
| unsigned short offset; |
| struct timestamp ntimestamp; |
| unsigned int nflags; |
| } __packed; |
| |
| struct meta_out_dsp { |
| u32 offset_to_frame; |
| u32 frame_size; |
| u32 encoded_pcm_samples; |
| u32 msw_ts; |
| u32 lsw_ts; |
| u32 nflags; |
| } __packed; |
| |
| struct meta_out { |
| unsigned char num_of_frames; |
| struct meta_out_dsp meta_out_dsp[]; |
| } __packed; |
| |
| struct q6audio_in { |
| spinlock_t dsp_lock; |
| atomic_t in_bytes; |
| atomic_t in_samples; |
| |
| struct mutex lock; |
| struct mutex read_lock; |
| struct mutex write_lock; |
| wait_queue_head_t read_wait; |
| wait_queue_head_t write_wait; |
| |
| struct audio_client *ac; |
| struct msm_audio_stream_config str_cfg; |
| void *enc_cfg; |
| struct msm_audio_buf_cfg buf_cfg; |
| struct msm_audio_config pcm_cfg; |
| void *codec_cfg; |
| |
| /* number of buffers available to read/write */ |
| atomic_t in_count; |
| atomic_t out_count; |
| |
| /* first idx: num of frames per buf, second idx: offset to frame */ |
| uint32_t out_frame_info[FRAME_NUM][2]; |
| int eos_rsp; |
| int opened; |
| int enabled; |
| int stopped; |
| int event_abort; |
| int feedback; /* Flag indicates whether used |
| * in Non Tunnel mode |
| */ |
| int rflush; |
| int wflush; |
| int buf_alloc; |
| uint16_t min_frame_size; |
| uint16_t max_frames_per_buf; |
| bool reset_event; |
| long (*enc_ioctl)(struct file *, unsigned int, unsigned long); |
| long (*enc_compat_ioctl)(struct file *, unsigned int, unsigned long); |
| }; |
| |
| int audio_in_enable(struct q6audio_in *audio); |
| int audio_in_disable(struct q6audio_in *audio); |
| int audio_in_buf_alloc(struct q6audio_in *audio); |
| long audio_in_ioctl(struct file *file, |
| unsigned int cmd, unsigned long arg); |
| #ifdef CONFIG_COMPAT |
| long audio_in_compat_ioctl(struct file *file, |
| unsigned int cmd, unsigned long arg); |
| #else |
| #define audio_in_compat_ioctl NULL |
| #endif |
| ssize_t audio_in_read(struct file *file, char __user *buf, |
| size_t count, loff_t *pos); |
| ssize_t audio_in_write(struct file *file, const char __user *buf, |
| size_t count, loff_t *pos); |
| int audio_in_release(struct inode *inode, struct file *file); |
| int audio_in_set_config(struct file *file, struct msm_audio_config *cfg); |
| int aac_in_init(void); |
| int amrnb_in_init(void); |
| int amrwb_in_init(void); |
| int audio_aac_init(void); |
| int audio_alac_init(void); |
| int audio_amrnb_init(void); |
| int audio_amrwb_init(void); |
| int audio_amrwbplus_init(void); |
| int audio_ape_init(void); |
| int audio_evrc_init(void); |
| int audio_g711alaw_init(void); |
| int audio_g711mlaw_init(void); |
| int audio_effects_init(void); |
| int audio_mp3_init(void); |
| int audio_multiaac_init(void); |
| int audio_qcelp_init(void); |
| int audio_wma_init(void); |
| int audio_wmapro_init(void); |
| int evrc_in_init(void); |
| int g711alaw_in_init(void); |
| int g711mlaw_in_init(void); |
| int qcelp_in_init(void); |
| void aac_in_exit(void); |
| void amrnb_in_exit(void); |
| void amrwb_in_exit(void); |
| void audio_aac_exit(void); |
| void audio_alac_exit(void); |
| void audio_amrnb_exit(void); |
| void audio_amrwb_exit(void); |
| void audio_amrwbplus_exit(void); |
| void audio_ape_exit(void); |
| void audio_evrc_exit(void); |
| void audio_g711alaw_exit(void); |
| void audio_g711mlaw_exit(void); |
| void audio_effects_exit(void); |
| void audio_mp3_exit(void); |
| void audio_multiaac_exit(void); |
| void audio_qcelp_exit(void); |
| void audio_wma_exit(void); |
| void audio_wmapro_exit(void); |
| void evrc_in_exit(void); |
| void g711alaw_in_exit(void); |
| void g711mlaw_in_exit(void); |
| void qcelp_in_exit(void); |