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      1 /* include/linux/msm_audio.h
      2  *
      3  * Copyright (C) 2008 Google, Inc.
      4  * Copyright (c) 2012 The Linux Foundation. All rights reserved.
      5  *
      6  * This software is licensed under the terms of the GNU General Public
      7  * License version 2, as published by the Free Software Foundation, and
      8  * may be copied, distributed, and modified under those terms.
      9  *
     10  * This program is distributed in the hope that it will be useful,
     11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13  * GNU General Public License for more details.
     14  *
     15  */
     16 
     17 #ifndef __LINUX_MSM_AUDIO_H
     18 #define __LINUX_MSM_AUDIO_H
     19 
     20 #include <linux/types.h>
     21 #include <linux/ioctl.h>
     22 
     23 /* PCM Audio */
     24 
     25 #define AUDIO_IOCTL_MAGIC 'a'
     26 
     27 #define AUDIO_START        _IOW(AUDIO_IOCTL_MAGIC, 0, unsigned)
     28 #define AUDIO_STOP         _IOW(AUDIO_IOCTL_MAGIC, 1, unsigned)
     29 #define AUDIO_FLUSH        _IOW(AUDIO_IOCTL_MAGIC, 2, unsigned)
     30 #define AUDIO_GET_CONFIG   _IOR(AUDIO_IOCTL_MAGIC, 3, unsigned)
     31 #define AUDIO_SET_CONFIG   _IOW(AUDIO_IOCTL_MAGIC, 4, unsigned)
     32 #define AUDIO_GET_STATS    _IOR(AUDIO_IOCTL_MAGIC, 5, unsigned)
     33 #define AUDIO_ENABLE_AUDPP _IOW(AUDIO_IOCTL_MAGIC, 6, unsigned)
     34 #define AUDIO_SET_ADRC     _IOW(AUDIO_IOCTL_MAGIC, 7, unsigned)
     35 #define AUDIO_SET_EQ       _IOW(AUDIO_IOCTL_MAGIC, 8, unsigned)
     36 #define AUDIO_SET_RX_IIR   _IOW(AUDIO_IOCTL_MAGIC, 9, unsigned)
     37 #define AUDIO_SET_VOLUME   _IOW(AUDIO_IOCTL_MAGIC, 10, unsigned)
     38 #define AUDIO_PAUSE        _IOW(AUDIO_IOCTL_MAGIC, 11, unsigned)
     39 #define AUDIO_PLAY_DTMF    _IOW(AUDIO_IOCTL_MAGIC, 12, unsigned)
     40 #define AUDIO_GET_EVENT    _IOR(AUDIO_IOCTL_MAGIC, 13, unsigned)
     41 #define AUDIO_ABORT_GET_EVENT _IOW(AUDIO_IOCTL_MAGIC, 14, unsigned)
     42 #define AUDIO_REGISTER_PMEM _IOW(AUDIO_IOCTL_MAGIC, 15, unsigned)
     43 #define AUDIO_DEREGISTER_PMEM _IOW(AUDIO_IOCTL_MAGIC, 16, unsigned)
     44 #define AUDIO_ASYNC_WRITE _IOW(AUDIO_IOCTL_MAGIC, 17, unsigned)
     45 #define AUDIO_ASYNC_READ _IOW(AUDIO_IOCTL_MAGIC, 18, unsigned)
     46 #define AUDIO_SET_INCALL _IOW(AUDIO_IOCTL_MAGIC, 19, struct msm_voicerec_mode)
     47 #define AUDIO_GET_NUM_SND_DEVICE _IOR(AUDIO_IOCTL_MAGIC, 20, unsigned)
     48 #define AUDIO_GET_SND_DEVICES _IOWR(AUDIO_IOCTL_MAGIC, 21, \
     49 				struct msm_snd_device_list)
     50 #define AUDIO_ENABLE_SND_DEVICE _IOW(AUDIO_IOCTL_MAGIC, 22, unsigned)
     51 #define AUDIO_DISABLE_SND_DEVICE _IOW(AUDIO_IOCTL_MAGIC, 23, unsigned)
     52 #define AUDIO_ROUTE_STREAM _IOW(AUDIO_IOCTL_MAGIC, 24, \
     53 				struct msm_audio_route_config)
     54 #define AUDIO_GET_PCM_CONFIG _IOR(AUDIO_IOCTL_MAGIC, 30, unsigned)
     55 #define AUDIO_SET_PCM_CONFIG _IOW(AUDIO_IOCTL_MAGIC, 31, unsigned)
     56 #define AUDIO_SWITCH_DEVICE  _IOW(AUDIO_IOCTL_MAGIC, 32, unsigned)
     57 #define AUDIO_SET_MUTE       _IOW(AUDIO_IOCTL_MAGIC, 33, unsigned)
     58 #define AUDIO_UPDATE_ACDB    _IOW(AUDIO_IOCTL_MAGIC, 34, unsigned)
     59 #define AUDIO_START_VOICE    _IOW(AUDIO_IOCTL_MAGIC, 35, unsigned)
     60 #define AUDIO_STOP_VOICE     _IOW(AUDIO_IOCTL_MAGIC, 36, unsigned)
     61 #define AUDIO_REINIT_ACDB    _IOW(AUDIO_IOCTL_MAGIC, 39, unsigned)
     62 #define AUDIO_OUTPORT_FLUSH  _IOW(AUDIO_IOCTL_MAGIC, 40, unsigned short)
     63 #define AUDIO_SET_ERR_THRESHOLD_VALUE _IOW(AUDIO_IOCTL_MAGIC, 41, \
     64 					unsigned short)
     65 #define AUDIO_GET_BITSTREAM_ERROR_INFO _IOR(AUDIO_IOCTL_MAGIC, 42, \
     66 			       struct msm_audio_bitstream_error_info)
     67 
     68 #define AUDIO_SET_SRS_TRUMEDIA_PARAM _IOW(AUDIO_IOCTL_MAGIC, 43, unsigned)
     69 
     70 /* Qualcomm extensions */
     71 #define AUDIO_SET_STREAM_CONFIG   _IOW(AUDIO_IOCTL_MAGIC, 80, \
     72 				struct msm_audio_stream_config)
     73 #define AUDIO_GET_STREAM_CONFIG   _IOR(AUDIO_IOCTL_MAGIC, 81, \
     74 				struct msm_audio_stream_config)
     75 #define AUDIO_GET_SESSION_ID _IOR(AUDIO_IOCTL_MAGIC, 82, unsigned short)
     76 #define AUDIO_GET_STREAM_INFO   _IOR(AUDIO_IOCTL_MAGIC, 83, \
     77 			       struct msm_audio_bitstream_info)
     78 #define AUDIO_SET_PAN       _IOW(AUDIO_IOCTL_MAGIC, 84, unsigned)
     79 #define AUDIO_SET_QCONCERT_PLUS       _IOW(AUDIO_IOCTL_MAGIC, 85, unsigned)
     80 #define AUDIO_SET_MBADRC       _IOW(AUDIO_IOCTL_MAGIC, 86, unsigned)
     81 #define AUDIO_SET_VOLUME_PATH   _IOW(AUDIO_IOCTL_MAGIC, 87, \
     82 				     struct msm_vol_info)
     83 #define AUDIO_SET_MAX_VOL_ALL _IOW(AUDIO_IOCTL_MAGIC, 88, unsigned)
     84 #define AUDIO_ENABLE_AUDPRE  _IOW(AUDIO_IOCTL_MAGIC, 89, unsigned)
     85 #define AUDIO_SET_AGC        _IOW(AUDIO_IOCTL_MAGIC, 90, unsigned)
     86 #define AUDIO_SET_NS         _IOW(AUDIO_IOCTL_MAGIC, 91, unsigned)
     87 #define AUDIO_SET_TX_IIR     _IOW(AUDIO_IOCTL_MAGIC, 92, unsigned)
     88 #define AUDIO_GET_BUF_CFG    _IOW(AUDIO_IOCTL_MAGIC, 93, \
     89 					struct msm_audio_buf_cfg)
     90 #define AUDIO_SET_BUF_CFG    _IOW(AUDIO_IOCTL_MAGIC, 94, \
     91 					struct msm_audio_buf_cfg)
     92 #define AUDIO_SET_ACDB_BLK _IOW(AUDIO_IOCTL_MAGIC, 95,  \
     93 					struct msm_acdb_cmd_device)
     94 #define AUDIO_GET_ACDB_BLK _IOW(AUDIO_IOCTL_MAGIC, 96,  \
     95 					struct msm_acdb_cmd_device)
     96 
     97 #define AUDIO_REGISTER_ION _IOW(AUDIO_IOCTL_MAGIC, 97, unsigned)
     98 #define AUDIO_DEREGISTER_ION _IOW(AUDIO_IOCTL_MAGIC, 98, unsigned)
     99 
    100 #define	AUDIO_MAX_COMMON_IOCTL_NUM	100
    101 
    102 
    103 #define HANDSET_MIC			0x01
    104 #define HANDSET_SPKR			0x02
    105 #define HEADSET_MIC			0x03
    106 #define HEADSET_SPKR_MONO		0x04
    107 #define HEADSET_SPKR_STEREO		0x05
    108 #define SPKR_PHONE_MIC			0x06
    109 #define SPKR_PHONE_MONO			0x07
    110 #define SPKR_PHONE_STEREO		0x08
    111 #define BT_SCO_MIC			0x09
    112 #define BT_SCO_SPKR			0x0A
    113 #define BT_A2DP_SPKR			0x0B
    114 #define TTY_HEADSET_MIC			0x0C
    115 #define TTY_HEADSET_SPKR		0x0D
    116 
    117 /* Default devices are not supported in a */
    118 /* device switching context. Only supported */
    119 /* for stream devices. */
    120 /* DO NOT USE */
    121 #define DEFAULT_TX			0x0E
    122 #define DEFAULT_RX			0x0F
    123 
    124 #define BT_A2DP_TX			0x10
    125 
    126 #define HEADSET_MONO_PLUS_SPKR_MONO_RX         0x11
    127 #define HEADSET_MONO_PLUS_SPKR_STEREO_RX       0x12
    128 #define HEADSET_STEREO_PLUS_SPKR_MONO_RX       0x13
    129 #define HEADSET_STEREO_PLUS_SPKR_STEREO_RX     0x14
    130 
    131 #define I2S_RX				0x20
    132 #define I2S_TX				0x21
    133 
    134 #define ADRC_ENABLE		0x0001
    135 #define EQ_ENABLE		0x0002
    136 #define IIR_ENABLE		0x0004
    137 #define QCONCERT_PLUS_ENABLE	0x0008
    138 #define MBADRC_ENABLE		0x0010
    139 #define SRS_ENABLE		0x0020
    140 #define SRS_DISABLE	0x0040
    141 
    142 #define AGC_ENABLE		0x0001
    143 #define NS_ENABLE		0x0002
    144 #define TX_IIR_ENABLE		0x0004
    145 #define FLUENCE_ENABLE		0x0008
    146 
    147 #define VOC_REC_UPLINK		0x00
    148 #define VOC_REC_DOWNLINK	0x01
    149 #define VOC_REC_BOTH		0x02
    150 
    151 struct msm_audio_config {
    152 	uint32_t buffer_size;
    153 	uint32_t buffer_count;
    154 	uint32_t channel_count;
    155 	uint32_t sample_rate;
    156 	uint32_t type;
    157 	uint32_t meta_field;
    158 	uint32_t bits;
    159 	uint32_t unused[3];
    160 };
    161 
    162 struct msm_audio_stream_config {
    163 	uint32_t buffer_size;
    164 	uint32_t buffer_count;
    165 };
    166 
    167 struct msm_audio_buf_cfg{
    168 	uint32_t meta_info_enable;
    169 	uint32_t frames_per_buf;
    170 };
    171 
    172 struct msm_audio_stats {
    173 	uint32_t byte_count;
    174 	uint32_t sample_count;
    175 	uint32_t unused[2];
    176 };
    177 
    178 struct msm_audio_ion_info {
    179 	int fd;
    180 	void *vaddr;
    181 };
    182 
    183 struct msm_audio_pmem_info {
    184 	int fd;
    185 	void *vaddr;
    186 };
    187 
    188 struct msm_audio_aio_buf {
    189 	void *buf_addr;
    190 	uint32_t buf_len;
    191 	uint32_t data_len;
    192 	void *private_data;
    193 	unsigned short mfield_sz; /*only useful for data has meta field */
    194 };
    195 
    196 /* Audio routing */
    197 
    198 #define SND_IOCTL_MAGIC 's'
    199 
    200 #define SND_MUTE_UNMUTED 0
    201 #define SND_MUTE_MUTED   1
    202 
    203 struct msm_mute_info {
    204 	uint32_t mute;
    205 	uint32_t path;
    206 };
    207 
    208 struct msm_vol_info {
    209 	uint32_t vol;
    210 	uint32_t path;
    211 };
    212 
    213 struct msm_voicerec_mode {
    214 	uint32_t rec_mode;
    215 };
    216 
    217 struct msm_snd_device_config {
    218 	uint32_t device;
    219 	uint32_t ear_mute;
    220 	uint32_t mic_mute;
    221 };
    222 
    223 #define SND_SET_DEVICE _IOW(SND_IOCTL_MAGIC, 2, struct msm_device_config *)
    224 
    225 #define SND_METHOD_VOICE 0
    226 
    227 struct msm_snd_volume_config {
    228 	uint32_t device;
    229 	uint32_t method;
    230 	uint32_t volume;
    231 };
    232 
    233 #define SND_SET_VOLUME _IOW(SND_IOCTL_MAGIC, 3, struct msm_snd_volume_config *)
    234 
    235 /* Returns the number of SND endpoints supported. */
    236 
    237 #define SND_GET_NUM_ENDPOINTS _IOR(SND_IOCTL_MAGIC, 4, unsigned *)
    238 
    239 struct msm_snd_endpoint {
    240 	int id; /* input and output */
    241 	char name[64]; /* output only */
    242 };
    243 
    244 /* Takes an index between 0 and one less than the number returned by
    245  * SND_GET_NUM_ENDPOINTS, and returns the SND index and name of a
    246  * SND endpoint.  On input, the .id field contains the number of the
    247  * endpoint, and on exit it contains the SND index, while .name contains
    248  * the description of the endpoint.
    249  */
    250 
    251 #define SND_GET_ENDPOINT _IOWR(SND_IOCTL_MAGIC, 5, struct msm_snd_endpoint *)
    252 
    253 
    254 #define SND_AVC_CTL _IOW(SND_IOCTL_MAGIC, 6, unsigned *)
    255 #define SND_AGC_CTL _IOW(SND_IOCTL_MAGIC, 7, unsigned *)
    256 
    257 struct msm_audio_pcm_config {
    258 	uint32_t pcm_feedback;	/* 0 - disable > 0 - enable */
    259 	uint32_t buffer_count;	/* Number of buffers to allocate */
    260 	uint32_t buffer_size;	/* Size of buffer for capturing of
    261 				   PCM samples */
    262 };
    263 
    264 #define AUDIO_EVENT_SUSPEND 0
    265 #define AUDIO_EVENT_RESUME 1
    266 #define AUDIO_EVENT_WRITE_DONE 2
    267 #define AUDIO_EVENT_READ_DONE   3
    268 #define AUDIO_EVENT_STREAM_INFO 4
    269 #define AUDIO_EVENT_BITSTREAM_ERROR_INFO 5
    270 
    271 #define AUDIO_CODEC_TYPE_MP3 0
    272 #define AUDIO_CODEC_TYPE_AAC 1
    273 
    274 struct msm_audio_bitstream_info {
    275 	uint32_t codec_type;
    276 	uint32_t chan_info;
    277 	uint32_t sample_rate;
    278 	uint32_t bit_stream_info;
    279 	uint32_t bit_rate;
    280 	uint32_t unused[3];
    281 };
    282 
    283 struct msm_audio_bitstream_error_info {
    284 	uint32_t dec_id;
    285 	uint32_t err_msg_indicator;
    286 	uint32_t err_type;
    287 };
    288 
    289 union msm_audio_event_payload {
    290 	struct msm_audio_aio_buf aio_buf;
    291 	struct msm_audio_bitstream_info stream_info;
    292 	struct msm_audio_bitstream_error_info error_info;
    293 	int reserved;
    294 };
    295 
    296 struct msm_audio_event {
    297 	int event_type;
    298 	int timeout_ms;
    299 	union msm_audio_event_payload event_payload;
    300 };
    301 
    302 #define MSM_SNDDEV_CAP_RX 0x1
    303 #define MSM_SNDDEV_CAP_TX 0x2
    304 #define MSM_SNDDEV_CAP_VOICE 0x4
    305 
    306 struct msm_snd_device_info {
    307 	uint32_t dev_id;
    308 	uint32_t dev_cap; /* bitmask describe capability of device */
    309 	char dev_name[64];
    310 };
    311 
    312 struct msm_snd_device_list {
    313 	uint32_t  num_dev; /* Indicate number of device info to be retrieved */
    314 	struct msm_snd_device_info *list;
    315 };
    316 
    317 struct msm_dtmf_config {
    318 	uint16_t path;
    319 	uint16_t dtmf_hi;
    320 	uint16_t dtmf_low;
    321 	uint16_t duration;
    322 	uint16_t tx_gain;
    323 	uint16_t rx_gain;
    324 	uint16_t mixing;
    325 };
    326 
    327 #define AUDIO_ROUTE_STREAM_VOICE_RX 0
    328 #define AUDIO_ROUTE_STREAM_VOICE_TX 1
    329 #define AUDIO_ROUTE_STREAM_PLAYBACK 2
    330 #define AUDIO_ROUTE_STREAM_REC      3
    331 
    332 struct msm_audio_route_config {
    333 	uint32_t stream_type;
    334 	uint32_t stream_id;
    335 	uint32_t dev_id;
    336 };
    337 
    338 #define AUDIO_MAX_EQ_BANDS 12
    339 
    340 struct msm_audio_eq_band {
    341 	uint16_t     band_idx; /* The band index, 0 .. 11 */
    342 	uint32_t     filter_type; /* Filter band type */
    343 	uint32_t     center_freq_hz; /* Filter band center frequency */
    344 	uint32_t     filter_gain; /* Filter band initial gain (dB) */
    345 			/* Range is +12 dB to -12 dB with 1dB increments. */
    346 	uint32_t     q_factor;
    347 } __attribute__ ((packed));
    348 
    349 struct msm_audio_eq_stream_config {
    350 	uint32_t	enable; /* Number of consequtive bands specified */
    351 	uint32_t	num_bands;
    352 	struct msm_audio_eq_band	eq_bands[AUDIO_MAX_EQ_BANDS];
    353 } __attribute__ ((packed));
    354 
    355 struct msm_acdb_cmd_device {
    356 	uint32_t     command_id;
    357 	uint32_t     device_id;
    358 	uint32_t     network_id;
    359 	uint32_t     sample_rate_id;      /* Actual sample rate value */
    360 	uint32_t     interface_id;        /* See interface id's above */
    361 	uint32_t     algorithm_block_id;  /* See enumerations above */
    362 	uint32_t     total_bytes;         /* Length in bytes used by buffer */
    363 	uint32_t     *phys_buf;           /* Physical Address of data */
    364 };
    365 
    366 
    367 #endif
    368