path: root/rcaudio/huitong_audio.h (plain)
blob: 62133e70c9849fbbd676b84a1f2d1fe46d8d7c18

1	/*
2	* Copyright (C) 2011 The Android Open Source Project
3	*
4	* Licensed under the Apache License, Version 2.0 (the "License");
5	* you may not use this file except in compliance with the License.
6	* You may obtain a copy of the License at
7	*
8	* http://www.apache.org/licenses/LICENSE-2.0
9	*
10	* Unless required by applicable law or agreed to in writing, software
11	* distributed under the License is distributed on an "AS IS" BASIS,
12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	* See the License for the specific language governing permissions and
14	* limitations under the License.
15	*/
16
17	#ifndef HUITONG_AUDIO_H
18	#define HUITONG_AUDIO_H
19
20	#include <sys/types.h>
21	#include <sys/socket.h>
22	#include <sys/un.h>
23	#include <signal.h>
24	#include <sys/poll.h>
25	#include <cutils/sockets.h>
26
27	#include <errno.h>
28	#include <pthread.h>
29	#include <stdint.h>
30	#include <sys/time.h>
31	#include <stdlib.h>
32	#include <sys/stat.h>
33	#include <fcntl.h>
34
35	#include <cutils/log.h>
36	#include <cutils/str_parms.h>
37	#include <cutils/properties.h>
38
39	#include <hardware/hardware.h>
40	#include <system/audio.h>
41	#include <hardware/audio.h>
42
43	#include <tinyalsa/asoundlib.h>
44	#include <hardware/audio_effect.h>
45	#include <time.h>
46	#include <utils/Timers.h>
47
48	////////////////////////// switch of huitong //////////////////////////////////////////////////
49	#define ENABLE_HUITONG 1
50
51
52
53	////////////////////////// bowdlerized huitong_audio_hw.h /////////////////////////////////////
54	/* ALSA cards for AML */
55	#define CARD_AMLOGIC_USB 1
56	/* ALSA ports for AML */
57	#define PORT_MM 0 // this macro is different between amlogic and huitong
58	/* number of frames per period */
59	#define DEFAULT_WFD_PERIOD_SIZE 256
60	#define DEFAULT_CAPTURE_PERIOD_SIZE 1024
61	#define MIXER_XML_PATH "/system/etc/mixer_paths.xml"
62
63	extern struct pcm_config pcm_config_vg;
64
65
66	////////////////////////// huitong_audio_hw.c /////////////////////////////////////////////////
67	#include <linux/input.h>
68	#include <linux/hidraw.h>
69	//#include <huitong_audio.h>
70	#include "def.h"
71	#include "ti_audio.h"
72	#include "mainSBC.h"
73	#include "dvi_adpcm.h"
74	#include "opus.h"
75	#include "typedef.h"
76	#include "bvcommon.h"
77	#include "bv32cnst.h"
78	#include "bv32strct.h"
79	#include "bv32.h"
80	#include "bitpack.h"
81
82	#include "huitong_log.h"
83
84	#define BV32_FRAME_LEN 80
85
86	#define MAX_HIDRAW_ID 20
87
88	#define HUITONG_TI_VID 0x000D
89	#define HUITONG_TI_PID 0x0001
90
91	#define HUITONG_BCM_VID 0x000F
92	#define HUITONG_BCM_PID_20734 0x0001
93	#define HUITONG_BCM_PID_20735 0x0002
94
95
96	#define HUITONG_DIALOG_VID 0x2ba5
97	#define HUITONG_DIALOG_PID 0x8082
98
99	#define HUITONG_NORDIC_VID 0x1915
100	#define HUITONG_NORDIC_PID 0x0001
101
102	enum {
103	RC_PLATFORM_UNKOWN,
104	RC_PLATFORM_TI,
105	RC_PLATFORM_BCM,
106	RC_PLATFORM_DIALOG,
107	RC_PLATFORM_NORDIC
108	};
109
110	#define REPORT_ID 0x05
111	#define REPORT_ID_NORDIC_BV32 0x01
112	#define REPORT_ID_NORDIC_ADPCM 0x02
113	#define REPORT_ID_NORDIC_OPUS 0x03
114
115
116	#define GATT_PDU_LENGTH 20
117	#define HIDRAW_PDU_LENGTH (1 + GATT_PDU_LENGTH) //the first byte is report id added by stack
118
119	static int part_index = 0;
120	static int total_lenth = 0;
121	static int receive_index = 0;
122	#define ADPCM_DATA_PART_NUM 5 //five parts as a frame
123	static unsigned char ADPCM_Data_Frame[ADPCM_DATA_PART_NUM*GATT_PDU_LENGTH];
124
125	static OpusDecoder *st;
126	static struct BV32_Decoder_State bv32_st;
127
128
129	static short decode_buf[1024];
130
131	static int hidraw_fd = -1;
132
133	static int huitong_rc_platform = RC_PLATFORM_UNKOWN;
134
135	///////////////////// function prototype definition used in huitong_audio_hw.c ////////////////
136	uint32_t huitong_in_get_sample_rate(const struct audio_stream *stream);
137	int huitong_in_set_sample_rate(struct audio_stream *stream, uint32_t rate);
138	size_t huitong_in_get_buffer_size(const struct audio_stream *stream);
139	audio_channel_mask_t huitong_in_get_channels(const struct audio_stream *stream);
140	audio_format_t huitong_in_get_format(const struct audio_stream *stream);
141	int huitong_in_set_format(struct audio_stream *stream, audio_format_t format);
142	int huitong_in_standby(struct audio_stream *stream);
143	int huitong_in_dump(const struct audio_stream *stream, int fd);
144	int huitong_in_set_parameters(struct audio_stream *stream, const char *kvpairs);
145	char * huitong_in_get_parameters(const struct audio_stream *stream, const char *keys);
146	int huitong_in_set_gain(struct audio_stream_in *stream, float gain);
147	ssize_t huitong_in_read(struct audio_stream_in *stream, void* buffer, size_t bytes);
148	uint32_t huitong_in_get_input_frames_lost(struct audio_stream_in *stream);
149	int get_hidraw_device_fd();
150
151	#endif
152
153