audio_hal.c revision 03576bed8129d6d2faad5cb9c6aaae7cebb35d70
119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson/* 219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * Copyright (C) 2012 The Android Open Source Project 319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * 419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * Licensed under the Apache License, Version 2.0 (the "License"); 519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * you may not use this file except in compliance with the License. 619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * You may obtain a copy of the License at 719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * 819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * http://www.apache.org/licenses/LICENSE-2.0 919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * 1019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * Unless required by applicable law or agreed to in writing, software 1119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * distributed under the License is distributed on an "AS IS" BASIS, 1219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * See the License for the specific language governing permissions and 1419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson * limitations under the License. 1519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson */ 1619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 1719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson#define LOG_TAG "usb_audio_hw" 18cf61191774068ffeb00153c006fbf0a9ab612fcbPaul McLean/*#define LOG_NDEBUG 0*/ 1919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 2019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson#include <errno.h> 2188e458ae613d7b5450e63487f42056ddecc95b24Mark Salyzyn#include <inttypes.h> 2219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson#include <pthread.h> 2319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson#include <stdint.h> 2419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson#include <stdlib.h> 2588e458ae613d7b5450e63487f42056ddecc95b24Mark Salyzyn#include <sys/time.h> 2619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 2788e458ae613d7b5450e63487f42056ddecc95b24Mark Salyzyn#include <log/log.h> 2819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson#include <cutils/str_parms.h> 2919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson#include <cutils/properties.h> 3019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 31e32cbc1fdd5990ec8abc748cd3f1e1ebf5002077Paul McLean#include <hardware/audio.h> 32e32cbc1fdd5990ec8abc748cd3f1e1ebf5002077Paul McLean#include <hardware/audio_alsaops.h> 3319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson#include <hardware/hardware.h> 34e32cbc1fdd5990ec8abc748cd3f1e1ebf5002077Paul McLean 3519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson#include <system/audio.h> 3619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 3719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson#include <tinyalsa/asoundlib.h> 3819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 39c2201159bbdfd58ed54e505061825df3ab9f1ef0Paul McLean#include <audio_utils/channels.h> 40c2201159bbdfd58ed54e505061825df3ab9f1ef0Paul McLean 4103576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung/* FOR TESTING: 4203576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * Set k_force_channels to force the number of channels to present to AudioFlinger. 4303576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * 0 disables (this is default: present the device channels to AudioFlinger). 4403576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * 2 forces to legacy stereo mode. 4503576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * 4603576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * Others values can be tried (up to 8). 4703576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * TODO: AudioFlinger cannot support more than 8 active output channels 4803576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * at this time, so limiting logic needs to be put here or communicated from above. 4903576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung */ 5003576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hungstatic const unsigned k_force_channels = 0; 5103576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung 52c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean#include "alsa_device_profile.h" 53c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean#include "alsa_device_proxy.h" 54c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean#include "logging.h" 55f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 56c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean#define DEFAULT_INPUT_BUFFER_SIZE_MS 20 57f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 5819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstruct audio_device { 5919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson struct audio_hw_device hw_device; 6019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 6119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson pthread_mutex_t lock; /* see note below on mutex acquisition order */ 62eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 63eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean /* output */ 64c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean alsa_device_profile out_profile; 65eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 66eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean /* input */ 67c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean alsa_device_profile in_profile; 68eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 6919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson bool standby; 7019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson}; 7119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 7219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstruct stream_out { 7319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson struct audio_stream_out stream; 7419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 75eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean pthread_mutex_t lock; /* see note below on mutex acquisition order */ 76eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean bool standby; 77eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 78c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean struct audio_device *dev; /* hardware information - only using this for the lock */ 79c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 80c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean alsa_device_profile * profile; 81c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean alsa_device_proxy proxy; /* state of the stream */ 82eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 8303576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung unsigned hal_channel_count; /* channel count exposed to AudioFlinger. 8403576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * This may differ from the device channel count when 8503576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * the device is not compatible with AudioFlinger 8603576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * capabilities, e.g. exposes too many channels or 8703576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * too few channels. */ 88eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean void * conversion_buffer; /* any conversions are put into here 89eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean * they could come from here too if 90eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean * there was a previous conversion */ 91eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean size_t conversion_buffer_size; /* in bytes */ 92eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean}; 93eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 94eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstruct stream_in { 95eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean struct audio_stream_in stream; 96eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 9719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson pthread_mutex_t lock; /* see note below on mutex acquisition order */ 9819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson bool standby; 9919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 100c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean struct audio_device *dev; /* hardware information - only using this for the lock */ 101eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 102c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean alsa_device_profile * profile; 103c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean alsa_device_proxy proxy; /* state of the stream */ 1046b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean 105c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean // not used? 106c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean // struct audio_config hal_pcm_config; 10730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 108c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* We may need to read more data from the device in order to data reduce to 16bit, 4chan */ 10930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean void * conversion_buffer; /* any conversions are put into here 11030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * they could come from here too if 11130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * there was a previous conversion */ 11230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean size_t conversion_buffer_size; /* in bytes */ 11319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson}; 11419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 115eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean/* 116eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean * Data Conversions 117eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean */ 118eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean/* 11930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * Convert a buffer of packed (3-byte) PCM24LE samples to PCM16LE samples. 12030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * in_buff points to the buffer of PCM24LE samples 121eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean * num_in_samples size of input buffer in SAMPLES 12230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * out_buff points to the buffer to receive converted PCM16LE LE samples. 12330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * returns 12430f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * the number of BYTES of output data. 12530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * We are doing this since we *always* present to The Framework as A PCM16LE device, but need to 12630f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * support PCM24_3LE (24-bit, packed). 12730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * NOTE: 12830f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * This conversion is safe to do in-place (in_buff == out_buff). 129e32cbc1fdd5990ec8abc748cd3f1e1ebf5002077Paul McLean * TODO Move this to a utilities module. 13030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean */ 131e32cbc1fdd5990ec8abc748cd3f1e1ebf5002077Paul McLeanstatic size_t convert_24_3_to_16(const unsigned char * in_buff, size_t num_in_samples, 132e32cbc1fdd5990ec8abc748cd3f1e1ebf5002077Paul McLean short * out_buff) 133e32cbc1fdd5990ec8abc748cd3f1e1ebf5002077Paul McLean{ 13430f4185da772fcc679db35e01148eca6eeafe15fPaul McLean /* 13530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * Move from front to back so that the conversion can be done in-place 13630f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * i.e. in_buff == out_buff 13730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean */ 13830f4185da772fcc679db35e01148eca6eeafe15fPaul McLean /* we need 2 bytes in the output for every 3 bytes in the input */ 13930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean unsigned char* dst_ptr = (unsigned char*)out_buff; 14088e458ae613d7b5450e63487f42056ddecc95b24Mark Salyzyn const unsigned char* src_ptr = in_buff; 14130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean size_t src_smpl_index; 14230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean for (src_smpl_index = 0; src_smpl_index < num_in_samples; src_smpl_index++) { 14330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean src_ptr++; /* lowest-(skip)-byte */ 14430f4185da772fcc679db35e01148eca6eeafe15fPaul McLean *dst_ptr++ = *src_ptr++; /* low-byte */ 14530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean *dst_ptr++ = *src_ptr++; /* high-byte */ 14630f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 14730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 14830f4185da772fcc679db35e01148eca6eeafe15fPaul McLean /* return number of *bytes* generated: */ 14930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean return num_in_samples * 2; 15030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean} 15130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 15230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean/* 1536b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * Convert a buffer of packed (3-byte) PCM32 samples to PCM16LE samples. 1546b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * in_buff points to the buffer of PCM32 samples 1556b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * num_in_samples size of input buffer in SAMPLES 1566b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * out_buff points to the buffer to receive converted PCM16LE LE samples. 1576b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * returns 1586b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * the number of BYTES of output data. 1596b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * We are doing this since we *always* present to The Framework as A PCM16LE device, but need to 1606b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * support PCM_FORMAT_S32_LE (32-bit). 1616b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * NOTE: 1626b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * This conversion is safe to do in-place (in_buff == out_buff). 1636b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * TODO Move this to a utilities module. 1646b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean */ 1656b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLeanstatic size_t convert_32_to_16(const int32_t * in_buff, size_t num_in_samples, short * out_buff) 1666b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean{ 1676b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* 1686b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * Move from front to back so that the conversion can be done in-place 1696b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * i.e. in_buff == out_buff 1706b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean */ 1716b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean 1726b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean short * dst_ptr = out_buff; 1736b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean const int32_t* src_ptr = in_buff; 1746b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean size_t src_smpl_index; 1756b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean for (src_smpl_index = 0; src_smpl_index < num_in_samples; src_smpl_index++) { 1766b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean *dst_ptr++ = *src_ptr++ >> 16; 1776b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean } 1786b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean 1796b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* return number of *bytes* generated: */ 1806b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean return num_in_samples * 2; 1816b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean} 1826b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean 183c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic char * device_get_parameters(alsa_device_profile * profile, const char * keys) 18419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 185c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ALOGV("usb:audio_hw::device_get_parameters() keys:%s", keys); 186f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 187c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean if (profile->card < 0 || profile->device < 0) { 188c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return strdup(""); 189f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean } 190f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 191c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean struct str_parms *query = str_parms_create_str(keys); 192c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean struct str_parms *result = str_parms_create(); 193f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 194c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* These keys are from hardware/libhardware/include/audio.h */ 195c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* supported sample rates */ 196c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean if (str_parms_has_key(query, AUDIO_PARAMETER_STREAM_SUP_SAMPLING_RATES)) { 197c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean char* rates_list = profile_get_sample_rate_strs(profile); 198c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean str_parms_add_str(result, AUDIO_PARAMETER_STREAM_SUP_SAMPLING_RATES, 199c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean rates_list); 200c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean free(rates_list); 201e32cbc1fdd5990ec8abc748cd3f1e1ebf5002077Paul McLean } 20219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 203c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* supported channel counts */ 204c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean if (str_parms_has_key(query, AUDIO_PARAMETER_STREAM_SUP_CHANNELS)) { 205c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean char* channels_list = profile_get_channel_count_strs(profile); 206c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean str_parms_add_str(result, AUDIO_PARAMETER_STREAM_SUP_CHANNELS, 207c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean channels_list); 208c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean free(channels_list); 209eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean } 21019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 211c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* supported sample formats */ 212c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean if (str_parms_has_key(query, AUDIO_PARAMETER_STREAM_SUP_FORMATS)) { 213c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean char * format_params = profile_get_format_strs(profile); 214c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean str_parms_add_str(result, AUDIO_PARAMETER_STREAM_SUP_FORMATS, 215c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean format_params); 216c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean free(format_params); 21719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson } 218c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean str_parms_destroy(query); 21919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 220c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean char* result_str = str_parms_to_str(result); 221c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean str_parms_destroy(result); 222eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 223c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ALOGV("usb:audio_hw::device_get_parameters = %s", result_str); 224f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 225c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return result_str; 22619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 22719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 228eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean/* 229eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean * HAl Functions 230eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean */ 231eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean/** 232eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean * NOTE: when multiple mutexes have to be acquired, always respect the 233eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean * following order: hw device > out stream 234eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean */ 23519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 236c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean/* 237c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * OUT functions 238c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean */ 23919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic uint32_t out_get_sample_rate(const struct audio_stream *stream) 24019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 241c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean uint32_t rate = proxy_get_sample_rate(&((struct stream_out*)stream)->proxy); 242c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ALOGV("out_get_sample_rate() = %d", rate); 243c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return rate; 24419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 24519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 24619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic int out_set_sample_rate(struct audio_stream *stream, uint32_t rate) 24719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 24819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return 0; 24919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 25019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 25119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic size_t out_get_buffer_size(const struct audio_stream *stream) 25219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 253c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean const struct stream_out* out = (const struct stream_out*)stream; 254c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean size_t buffer_size = 255c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_get_period_size(&out->proxy) * audio_stream_out_frame_size(&(out->stream)); 256c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ALOGV("out_get_buffer_size() = %zu", buffer_size); 257c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return buffer_size; 25819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 25919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 26019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic uint32_t out_get_channels(const struct audio_stream *stream) 26119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 26203576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung const struct stream_out *out = (const struct stream_out*)stream; 26303576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung return audio_channel_out_mask_from_count(out->hal_channel_count); 26419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 26519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 26619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic audio_format_t out_get_format(const struct audio_stream *stream) 26719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 268c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* Note: The HAL doesn't do any FORMAT conversion at this time. It 269c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * Relies on the framework to provide data in the specified format. 270c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * This could change in the future. 271c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean */ 272c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean alsa_device_proxy * proxy = &((struct stream_out*)stream)->proxy; 273c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean audio_format_t format = audio_format_from_pcm_format(proxy_get_format(proxy)); 274c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ALOGV("out_get_format() = %d", format); 275c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return format; 27619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 27719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 27819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic int out_set_format(struct audio_stream *stream, audio_format_t format) 27919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 28019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return 0; 28119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 28219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 28319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic int out_standby(struct audio_stream *stream) 28419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 28519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson struct stream_out *out = (struct stream_out *)stream; 28619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 28719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson pthread_mutex_lock(&out->dev->lock); 28819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson pthread_mutex_lock(&out->lock); 28919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 29019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson if (!out->standby) { 291c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_close(&out->proxy); 29219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->standby = true; 29319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson } 29419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 29519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson pthread_mutex_unlock(&out->lock); 29619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson pthread_mutex_unlock(&out->dev->lock); 29719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 29819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return 0; 29919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 30019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 30119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic int out_dump(const struct audio_stream *stream, int fd) 30219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 30319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return 0; 30419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 30519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 30619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic int out_set_parameters(struct audio_stream *stream, const char *kvpairs) 30719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 308eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean ALOGV("usb:audio_hw::out out_set_parameters() keys:%s", kvpairs); 309eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 31019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson struct stream_out *out = (struct stream_out *)stream; 311c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 31219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson char value[32]; 313eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean int param_val; 31419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson int routing = 0; 315eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean int ret_value = 0; 31619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 317c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean struct str_parms * parms = str_parms_create_str(kvpairs); 318f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_lock(&out->dev->lock); 319f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_lock(&out->lock); 32019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 321eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean bool recache_device_params = false; 322eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean param_val = str_parms_get_str(parms, "card", value, sizeof(value)); 323eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean if (param_val >= 0) { 324f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean out->profile->card = atoi(value); 325eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean recache_device_params = true; 326eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean } 327eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 328eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean param_val = str_parms_get_str(parms, "device", value, sizeof(value)); 329eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean if (param_val >= 0) { 330f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean out->profile->device = atoi(value); 331eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean recache_device_params = true; 332eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean } 33319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 334f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean if (recache_device_params && out->profile->card >= 0 && out->profile->device >= 0) { 335c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ret_value = profile_read_device_info(out->profile) ? 0 : -EINVAL; 336eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean } 33719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 338f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_unlock(&out->lock); 339f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_unlock(&out->dev->lock); 34019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson str_parms_destroy(parms); 34119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 342eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return ret_value; 34319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 34419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 345f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLeanstatic char * out_get_parameters(const struct audio_stream *stream, const char *keys) 34619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 347c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean struct stream_out *out = (struct stream_out *)stream; 348f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_lock(&out->dev->lock); 349f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_lock(&out->lock); 350f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 351f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean char * params_str = device_get_parameters(out->profile, keys); 352f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 353f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_unlock(&out->lock); 354f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_unlock(&out->dev->lock); 355f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 356f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean return params_str; 357f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean} 358f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 359f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLeanstatic uint32_t out_get_latency(const struct audio_stream_out *stream) 360f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean{ 361c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean alsa_device_proxy * proxy = &((struct stream_out*)stream)->proxy; 362c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return proxy_get_latency(proxy); 36319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 36419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 36530f4185da772fcc679db35e01148eca6eeafe15fPaul McLeanstatic int out_set_volume(struct audio_stream_out *stream, float left, float right) 36619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 36719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return -ENOSYS; 36819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 36919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 370eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean/* must be called with hw device and output stream mutexes locked */ 371eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic int start_output_stream(struct stream_out *out) 372eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 37330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean ALOGV("usb:audio_hw::out start_output_stream(card:%d device:%d)", 374f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean out->profile->card, out->profile->device); 375eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 376c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return proxy_open(&out->proxy); 377eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 378eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 379eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic ssize_t out_write(struct audio_stream_out *stream, const void* buffer, size_t bytes) 38019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 38119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson int ret; 38219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson struct stream_out *out = (struct stream_out *)stream; 38319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 38419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson pthread_mutex_lock(&out->dev->lock); 38519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson pthread_mutex_lock(&out->lock); 386c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean pthread_mutex_unlock(&out->dev->lock); 387c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 38819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson if (out->standby) { 38919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson ret = start_output_stream(out); 39019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson if (ret != 0) { 39119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson goto err; 39219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson } 39319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->standby = false; 39419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson } 39519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 396c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean alsa_device_proxy* proxy = &out->proxy; 39788e458ae613d7b5450e63487f42056ddecc95b24Mark Salyzyn const void * write_buff = buffer; 398eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean int num_write_buff_bytes = bytes; 39903576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung const int num_device_channels = proxy_get_channel_count(proxy); /* what we told alsa */ 40003576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung const int num_req_channels = out->hal_channel_count; /* what we told AudioFlinger */ 40130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean if (num_device_channels != num_req_channels) { 40203576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung /* allocate buffer */ 40303576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung const size_t required_conversion_buffer_size = 40403576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung bytes * num_device_channels / num_req_channels; 40503576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung if (required_conversion_buffer_size > out->conversion_buffer_size) { 40603576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung out->conversion_buffer_size = required_conversion_buffer_size; 40703576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung out->conversion_buffer = realloc(out->conversion_buffer, 40803576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung out->conversion_buffer_size); 40903576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung } 41003576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung /* convert data */ 41103576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung const audio_format_t audio_format = out_get_format(&(out->stream.common)); 41203576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung const unsigned sample_size_in_bytes = audio_bytes_per_sample(audio_format); 413eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean num_write_buff_bytes = 41403576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung adjust_channels(write_buff, num_req_channels, 41503576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung out->conversion_buffer, num_device_channels, 41603576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung sample_size_in_bytes, num_write_buff_bytes); 417eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean write_buff = out->conversion_buffer; 418eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean } 419eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 420eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean if (write_buff != NULL && num_write_buff_bytes != 0) { 421c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_write(&out->proxy, write_buff, num_write_buff_bytes); 422eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean } 42319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 42419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson pthread_mutex_unlock(&out->lock); 42519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 42619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return bytes; 42719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 42819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonerr: 42919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson pthread_mutex_unlock(&out->lock); 43019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson if (ret != 0) { 431c5ae6a030484f83beb3f2120f136cec1c0ef8b0aEric Laurent usleep(bytes * 1000000 / audio_stream_out_frame_size(stream) / 43219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out_get_sample_rate(&stream->common)); 43319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson } 43419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 43519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return bytes; 43619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 43719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 43830f4185da772fcc679db35e01148eca6eeafe15fPaul McLeanstatic int out_get_render_position(const struct audio_stream_out *stream, uint32_t *dsp_frames) 43919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 44019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return -EINVAL; 44119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 44219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 443c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic int out_get_presentation_position(const struct audio_stream_out *stream, 444c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean uint64_t *frames, struct timespec *timestamp) 445c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean{ 446c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* FIXME - This needs to be implemented */ 447c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return -EINVAL; 448c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean} 449c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 45019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic int out_add_audio_effect(const struct audio_stream *stream, effect_handle_t effect) 45119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 45219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return 0; 45319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 45419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 45519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic int out_remove_audio_effect(const struct audio_stream *stream, effect_handle_t effect) 45619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 45719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return 0; 45819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 45919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 46030f4185da772fcc679db35e01148eca6eeafe15fPaul McLeanstatic int out_get_next_write_timestamp(const struct audio_stream_out *stream, int64_t *timestamp) 46119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 46219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return -EINVAL; 46319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 46419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 46519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic int adev_open_output_stream(struct audio_hw_device *dev, 46646a9809e9cd50af84f3e554c3d4ac214a8519831Mike Lockwood audio_io_handle_t handle, 46746a9809e9cd50af84f3e554c3d4ac214a8519831Mike Lockwood audio_devices_t devices, 46846a9809e9cd50af84f3e554c3d4ac214a8519831Mike Lockwood audio_output_flags_t flags, 46946a9809e9cd50af84f3e554c3d4ac214a8519831Mike Lockwood struct audio_config *config, 47019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson struct audio_stream_out **stream_out) 47119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 47230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean ALOGV("usb:audio_hw::out adev_open_output_stream() handle:0x%X, device:0x%X, flags:0x%X", 473eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean handle, devices, flags); 474eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 47519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson struct audio_device *adev = (struct audio_device *)dev; 476eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 47719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson struct stream_out *out; 47819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 47919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out = (struct stream_out *)calloc(1, sizeof(struct stream_out)); 48019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson if (!out) 48119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return -ENOMEM; 48219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 483c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* setup function pointers */ 48419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.get_sample_rate = out_get_sample_rate; 48519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.set_sample_rate = out_set_sample_rate; 48619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.get_buffer_size = out_get_buffer_size; 48719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.get_channels = out_get_channels; 48819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.get_format = out_get_format; 48919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.set_format = out_set_format; 49019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.standby = out_standby; 49119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.dump = out_dump; 49219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.set_parameters = out_set_parameters; 49319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.get_parameters = out_get_parameters; 49419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.add_audio_effect = out_add_audio_effect; 49519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.common.remove_audio_effect = out_remove_audio_effect; 49619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.get_latency = out_get_latency; 49719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.set_volume = out_set_volume; 49819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.write = out_write; 49919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.get_render_position = out_get_render_position; 500c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean out->stream.get_presentation_position = out_get_presentation_position; 50119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->stream.get_next_write_timestamp = out_get_next_write_timestamp; 50219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 50319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out->dev = adev; 50419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 505c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean out->profile = &adev->out_profile; 506c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 507c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean // build this to hand to the alsa_device_proxy 508c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean struct pcm_config proxy_config; 509f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 510c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean int ret = 0; 511c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 512c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* Rate */ 513c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean if (config->sample_rate == 0) { 514c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.rate = config->sample_rate = profile_get_default_sample_rate(out->profile); 515c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } else if (profile_is_sample_rate_valid(out->profile, config->sample_rate)) { 516c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.rate = config->sample_rate; 517c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } else { 518c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.rate = config->sample_rate = profile_get_default_sample_rate(out->profile); 519c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ret = -EINVAL; 520c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } 52119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 522c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* Format */ 523c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean if (config->format == AUDIO_FORMAT_DEFAULT) { 524c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.format = profile_get_default_format(out->profile); 525c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean config->format = audio_format_from_pcm_format(proxy_config.format); 526c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } else { 527c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean enum pcm_format fmt = pcm_format_from_audio_format(config->format); 528c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean if (profile_is_format_valid(out->profile, fmt)) { 529c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.format = fmt; 530c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } else { 531c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.format = profile_get_default_format(out->profile); 532c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean config->format = audio_format_from_pcm_format(proxy_config.format); 533c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ret = -EINVAL; 534c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } 535c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } 53619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 537c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* Channels */ 53803576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung unsigned proposed_channel_count = profile_get_default_channel_count(out->profile); 53903576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung if (k_force_channels) { 54003576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung proposed_channel_count = k_force_channels; 54103576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung } else if (config->channel_mask != AUDIO_CHANNEL_NONE) { 54203576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung proposed_channel_count = audio_channel_count_from_out_mask(config->channel_mask); 543eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean } 54403576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung /* we can expose any channel count mask, and emulate internally. */ 54503576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung config->channel_mask = audio_channel_out_mask_from_count(proposed_channel_count); 54603576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung out->hal_channel_count = proposed_channel_count; 54703576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung /* no validity checks are needed as proxy_prepare() forces channel_count to be valid. 54803576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung * and we emulate any channel count discrepancies in out_write(). */ 54903576bed8129d6d2faad5cb9c6aaae7cebb35d70Andy Hung proxy_config.channels = proposed_channel_count; 550eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 551c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_prepare(&out->proxy, out->profile, &proxy_config); 552c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 553c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* TODO The retry mechanism isn't implemented in AudioPolicyManager/AudioFlinger. */ 554c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ret = 0; 555c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 556eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean out->conversion_buffer = NULL; 557eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean out->conversion_buffer_size = 0; 558eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 559eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean out->standby = true; 56046a9809e9cd50af84f3e554c3d4ac214a8519831Mike Lockwood 56119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson *stream_out = &out->stream; 562c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 563c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return ret; 56419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 56519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonerr_open: 56619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson free(out); 56719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson *stream_out = NULL; 568eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return -ENOSYS; 56919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 57019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 57119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic void adev_close_output_stream(struct audio_hw_device *dev, 57219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson struct audio_stream_out *stream) 57319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 574eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean ALOGV("usb:audio_hw::out adev_close_output_stream()"); 57519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson struct stream_out *out = (struct stream_out *)stream; 57619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 577c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* Close the pcm device */ 57819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson out_standby(&stream->common); 579eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 580eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean free(out->conversion_buffer); 581c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 582eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean out->conversion_buffer = NULL; 583eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean out->conversion_buffer_size = 0; 584eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 58519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson free(stream); 58619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 58719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 58819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic size_t adev_get_input_buffer_size(const struct audio_hw_device *dev, 58946a9809e9cd50af84f3e554c3d4ac214a8519831Mike Lockwood const struct audio_config *config) 59019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 591c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* TODO This needs to be calculated based on format/channels/rate */ 592c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return 320; 59319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 59419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 595c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean/* 596c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * IN functions 597c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean */ 598eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic uint32_t in_get_sample_rate(const struct audio_stream *stream) 599eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 600c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean uint32_t rate = proxy_get_sample_rate(&((const struct stream_in *)stream)->proxy); 601c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ALOGV("in_get_sample_rate() = %d", rate); 602c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return rate; 603eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 604eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 605eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic int in_set_sample_rate(struct audio_stream *stream, uint32_t rate) 606eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 607c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ALOGV("in_set_sample_rate(%d) - NOPE", rate); 608eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return -ENOSYS; 609eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 610eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 611eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic size_t in_get_buffer_size(const struct audio_stream *stream) 612eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 613c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean const struct stream_in * in = ((const struct stream_in*)stream); 614c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean size_t buffer_size = 615c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_get_period_size(&in->proxy) * audio_stream_in_frame_size(&(in->stream)); 616c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ALOGV("in_get_buffer_size() = %zd", buffer_size); 617c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 618c5ae6a030484f83beb3f2120f136cec1c0ef8b0aEric Laurent return buffer_size; 619eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 620eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 621eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic uint32_t in_get_channels(const struct audio_stream *stream) 622eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 623c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* TODO Here is the code we need when we support arbitrary channel counts 624c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * alsa_device_proxy * proxy = ((struct stream_in*)stream)->proxy; 625c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * unsigned channel_count = proxy_get_channel_count(proxy); 626c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * uint32_t channel_mask = audio_channel_in_mask_from_count(channel_count); 627c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * ALOGV("in_get_channels() = 0x%X count:%d", channel_mask, channel_count); 628c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * return channel_mask; 629c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean */ 630c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* TODO When AudioPolicyManager & AudioFlinger supports arbitrary channels 631c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean rewrite this to return the ACTUAL channel format */ 63230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean return AUDIO_CHANNEL_IN_STEREO; 633eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 634eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 635eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic audio_format_t in_get_format(const struct audio_stream *stream) 636eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 637c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* TODO Here is the code we need when we support arbitrary input formats 638c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * alsa_device_proxy * proxy = ((struct stream_in*)stream)->proxy; 639c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * audio_format_t format = audio_format_from_pcm_format(proxy_get_format(proxy)); 640c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * ALOGV("in_get_format() = %d", format); 641c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * return format; 642c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean */ 643c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* Input only supports PCM16 */ 644c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* TODO When AudioPolicyManager & AudioFlinger supports arbitrary input formats 645c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean rewrite this to return the ACTUAL channel format (above) */ 646c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return AUDIO_FORMAT_PCM_16_BIT; 647eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 648eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 649eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic int in_set_format(struct audio_stream *stream, audio_format_t format) 650eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 651c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ALOGV("in_set_format(%d) - NOPE", format); 652c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 653eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return -ENOSYS; 654eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 655eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 656eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic int in_standby(struct audio_stream *stream) 657eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 658c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean struct stream_in *in = (struct stream_in *)stream; 65930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 66030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean pthread_mutex_lock(&in->dev->lock); 66130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean pthread_mutex_lock(&in->lock); 66230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 66330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean if (!in->standby) { 664c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_close(&in->proxy); 66530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean in->standby = true; 66630f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 66730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 66830f4185da772fcc679db35e01148eca6eeafe15fPaul McLean pthread_mutex_unlock(&in->lock); 66930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean pthread_mutex_unlock(&in->dev->lock); 67030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 671eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return 0; 672eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 673eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 674eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic int in_dump(const struct audio_stream *stream, int fd) 675eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 676eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return 0; 677eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 678eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 679eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic int in_set_parameters(struct audio_stream *stream, const char *kvpairs) 680eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 68130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean ALOGV("usb: audio_hw::in in_set_parameters() keys:%s", kvpairs); 682eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 683eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean struct stream_in *in = (struct stream_in *)stream; 684c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 685eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean char value[32]; 686eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean int param_val; 687eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean int routing = 0; 688eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean int ret_value = 0; 689eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 690c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean struct str_parms * parms = str_parms_create_str(kvpairs); 691c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 692f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_lock(&in->dev->lock); 693f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_lock(&in->lock); 694eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 69530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean bool recache_device_params = false; 69630f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 697c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* Card/Device */ 698eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean param_val = str_parms_get_str(parms, "card", value, sizeof(value)); 699eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean if (param_val >= 0) { 700f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean in->profile->card = atoi(value); 70130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean recache_device_params = true; 702eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean } 703eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 704eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean param_val = str_parms_get_str(parms, "device", value, sizeof(value)); 705eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean if (param_val >= 0) { 706f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean in->profile->device = atoi(value); 70730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean recache_device_params = true; 708eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean } 709eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 710f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean if (recache_device_params && in->profile->card >= 0 && in->profile->device >= 0) { 711c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ret_value = profile_read_device_info(in->profile) ? 0 : -EINVAL; 712c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } 713eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 714f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_unlock(&in->lock); 715f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_unlock(&in->dev->lock); 716c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 717eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean str_parms_destroy(parms); 718eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 719eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return ret_value; 720eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 721eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 722c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic char * in_get_parameters(const struct audio_stream *stream, const char *keys) 723c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean{ 72430f4185da772fcc679db35e01148eca6eeafe15fPaul McLean struct stream_in *in = (struct stream_in *)stream; 725c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 726f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_lock(&in->dev->lock); 727f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_lock(&in->lock); 72830f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 729c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean char * params_str = device_get_parameters(in->profile, keys); 73030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 731f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_unlock(&in->lock); 732f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean pthread_mutex_unlock(&in->dev->lock); 7336b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean 734f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean return params_str; 735eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 736eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 737eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic int in_add_audio_effect(const struct audio_stream *stream, effect_handle_t effect) 738eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 739eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return 0; 740eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 741eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 742eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLeanstatic int in_remove_audio_effect(const struct audio_stream *stream, effect_handle_t effect) 743eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean{ 744eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return 0; 745eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 746eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 74730f4185da772fcc679db35e01148eca6eeafe15fPaul McLeanstatic int in_set_gain(struct audio_stream_in *stream, float gain) 74830f4185da772fcc679db35e01148eca6eeafe15fPaul McLean{ 749eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return 0; 750eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 751eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 75230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean/* must be called with hw device and output stream mutexes locked */ 753c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic int start_input_stream(struct stream_in *in) 754c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean{ 75530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean ALOGV("usb:audio_hw::start_input_stream(card:%d device:%d)", 756f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean in->profile->card, in->profile->device); 75730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 758c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return proxy_open(&in->proxy); 75930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean} 76030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 761e32cbc1fdd5990ec8abc748cd3f1e1ebf5002077Paul McLean/* TODO mutex stuff here (see out_write) */ 76230f4185da772fcc679db35e01148eca6eeafe15fPaul McLeanstatic ssize_t in_read(struct audio_stream_in *stream, void* buffer, size_t bytes) 76330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean{ 76488e458ae613d7b5450e63487f42056ddecc95b24Mark Salyzyn size_t num_read_buff_bytes = 0; 76530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean void * read_buff = buffer; 76630f4185da772fcc679db35e01148eca6eeafe15fPaul McLean void * out_buff = buffer; 76730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 768c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean struct stream_in * in = (struct stream_in *)stream; 76930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 77030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean pthread_mutex_lock(&in->dev->lock); 77130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean pthread_mutex_lock(&in->lock); 772c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean pthread_mutex_unlock(&in->dev->lock); 77330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 77430f4185da772fcc679db35e01148eca6eeafe15fPaul McLean if (in->standby) { 77530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean if (start_input_stream(in) != 0) { 77630f4185da772fcc679db35e01148eca6eeafe15fPaul McLean goto err; 77730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 77830f4185da772fcc679db35e01148eca6eeafe15fPaul McLean in->standby = false; 77930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 78030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 781c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean alsa_device_profile * profile = in->profile; 782c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 783c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* 784c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * OK, we need to figure out how much data to read to be able to output the requested 785c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * number of bytes in the HAL format (16-bit, stereo). 786c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean */ 78730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean num_read_buff_bytes = bytes; 788c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean int num_device_channels = proxy_get_channel_count(&in->proxy); 78930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean int num_req_channels = 2; /* always, for now */ 79030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 79130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean if (num_device_channels != num_req_channels) { 792cf61191774068ffeb00153c006fbf0a9ab612fcbPaul McLean num_read_buff_bytes = (num_device_channels * num_read_buff_bytes) / num_req_channels; 79330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 79430f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 795c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean enum pcm_format format = proxy_get_format(&in->proxy); 796c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean if (format == PCM_FORMAT_S24_3LE) { 7976b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* 24-bit USB device */ 79830f4185da772fcc679db35e01148eca6eeafe15fPaul McLean num_read_buff_bytes = (3 * num_read_buff_bytes) / 2; 799c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } else if (format == PCM_FORMAT_S32_LE) { 8006b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* 32-bit USB device */ 8016b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean num_read_buff_bytes = num_read_buff_bytes * 2; 80230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 80330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 804c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* Setup/Realloc the conversion buffer (if necessary). */ 80530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean if (num_read_buff_bytes != bytes) { 80630f4185da772fcc679db35e01148eca6eeafe15fPaul McLean if (num_read_buff_bytes > in->conversion_buffer_size) { 807e32cbc1fdd5990ec8abc748cd3f1e1ebf5002077Paul McLean /*TODO Remove this when AudioPolicyManger/AudioFlinger support arbitrary formats 808e32cbc1fdd5990ec8abc748cd3f1e1ebf5002077Paul McLean (and do these conversions themselves) */ 80930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean in->conversion_buffer_size = num_read_buff_bytes; 81030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean in->conversion_buffer = realloc(in->conversion_buffer, in->conversion_buffer_size); 81130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 81230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean read_buff = in->conversion_buffer; 81330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 81430f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 815c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean if (proxy_read(&in->proxy, read_buff, num_read_buff_bytes) == 0) { 81630f4185da772fcc679db35e01148eca6eeafe15fPaul McLean /* 81730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * Do any conversions necessary to send the data in the format specified to/by the HAL 81830f4185da772fcc679db35e01148eca6eeafe15fPaul McLean * (but different from the ALSA format), such as 24bit ->16bit, or 4chan -> 2chan. 81930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean */ 820c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean if (format != PCM_FORMAT_S16_LE) { 821c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* we need to convert */ 82230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean if (num_device_channels != num_req_channels) { 82330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean out_buff = read_buff; 82430f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 82530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 826c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean if (format == PCM_FORMAT_S24_3LE) { 8276b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean num_read_buff_bytes = 8286b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean convert_24_3_to_16(read_buff, num_read_buff_bytes / 3, out_buff); 829c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } else if (format == PCM_FORMAT_S32_LE) { 8306b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean num_read_buff_bytes = 8316b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean convert_32_to_16(read_buff, num_read_buff_bytes / 4, out_buff); 832c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } else { 8336b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean goto err; 8346b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean } 83530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 836eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 83730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean if (num_device_channels != num_req_channels) { 838c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean // ALOGV("chans dev:%d req:%d", num_device_channels, num_req_channels); 839c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 84030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean out_buff = buffer; 84130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean /* Num Channels conversion */ 842eb192973f39b0a2f9ecab671f6c719e917e52cc7Paul McLean if (num_device_channels != num_req_channels) { 843eb192973f39b0a2f9ecab671f6c719e917e52cc7Paul McLean audio_format_t audio_format = in_get_format(&(in->stream.common)); 844eb192973f39b0a2f9ecab671f6c719e917e52cc7Paul McLean unsigned sample_size_in_bytes = audio_bytes_per_sample(audio_format); 845eb192973f39b0a2f9ecab671f6c719e917e52cc7Paul McLean 846fbc02dc16ea43f14e7a0c410bfb787ddcf1b89fbEric Laurent num_read_buff_bytes = 847eb192973f39b0a2f9ecab671f6c719e917e52cc7Paul McLean adjust_channels(read_buff, num_device_channels, 848eb192973f39b0a2f9ecab671f6c719e917e52cc7Paul McLean out_buff, num_req_channels, 849eb192973f39b0a2f9ecab671f6c719e917e52cc7Paul McLean sample_size_in_bytes, num_read_buff_bytes); 850cf61191774068ffeb00153c006fbf0a9ab612fcbPaul McLean } 85130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 85230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } 853eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 85430f4185da772fcc679db35e01148eca6eeafe15fPaul McLeanerr: 85530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean pthread_mutex_unlock(&in->lock); 85630f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 85730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean return num_read_buff_bytes; 858eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 859eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 86030f4185da772fcc679db35e01148eca6eeafe15fPaul McLeanstatic uint32_t in_get_input_frames_lost(struct audio_stream_in *stream) 86130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean{ 862eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return 0; 863eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean} 864eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 86546a9809e9cd50af84f3e554c3d4ac214a8519831Mike Lockwoodstatic int adev_open_input_stream(struct audio_hw_device *dev, 86646a9809e9cd50af84f3e554c3d4ac214a8519831Mike Lockwood audio_io_handle_t handle, 86746a9809e9cd50af84f3e554c3d4ac214a8519831Mike Lockwood audio_devices_t devices, 86830f4185da772fcc679db35e01148eca6eeafe15fPaul McLean struct audio_config *config, 8697d973adff4c9b344b530dd7c585f789d02c605daGlenn Kasten struct audio_stream_in **stream_in, 8707d973adff4c9b344b530dd7c585f789d02c605daGlenn Kasten audio_input_flags_t flags __unused) 87119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 87288e458ae613d7b5450e63487f42056ddecc95b24Mark Salyzyn ALOGV("usb: in adev_open_input_stream() rate:%" PRIu32 ", chanMask:0x%" PRIX32 ", fmt:%" PRIu8, 87330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean config->sample_rate, config->channel_mask, config->format); 874eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 875eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean struct stream_in *in = (struct stream_in *)calloc(1, sizeof(struct stream_in)); 8767661a484021f6e7c3b219bd21659118eef94e45bEric Laurent int ret = 0; 8777661a484021f6e7c3b219bd21659118eef94e45bEric Laurent 878eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean if (in == NULL) 879eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean return -ENOMEM; 880eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 881c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* setup function pointers */ 882eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.get_sample_rate = in_get_sample_rate; 883eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.set_sample_rate = in_set_sample_rate; 884eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.get_buffer_size = in_get_buffer_size; 885eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.get_channels = in_get_channels; 886eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.get_format = in_get_format; 887eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.set_format = in_set_format; 888eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.standby = in_standby; 889eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.dump = in_dump; 890eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.set_parameters = in_set_parameters; 891eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.get_parameters = in_get_parameters; 892eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.add_audio_effect = in_add_audio_effect; 893eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.common.remove_audio_effect = in_remove_audio_effect; 894eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 895eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.set_gain = in_set_gain; 896eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.read = in_read; 897eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean in->stream.get_input_frames_lost = in_get_input_frames_lost; 898eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 89930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean in->dev = (struct audio_device *)dev; 900eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 901c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean in->profile = &in->dev->in_profile; 902f62d75ebc600a0e56db3350cf5c972b1efc0acdcPaul McLean 903c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean struct pcm_config proxy_config; 904eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 9056b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* Rate */ 9066b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean if (config->sample_rate == 0) { 907c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.rate = config->sample_rate = profile_get_default_sample_rate(in->profile); 908c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean } else if (profile_is_sample_rate_valid(in->profile, config->sample_rate)) { 909c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.rate = config->sample_rate; 9106b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean } else { 911c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.rate = config->sample_rate = profile_get_default_sample_rate(in->profile); 912c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean ret = -EINVAL; 9136b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean } 9147661a484021f6e7c3b219bd21659118eef94e45bEric Laurent 9156b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* Format */ 9166b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* until the framework supports format conversion, just take what it asks for 9176b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * i.e. AUDIO_FORMAT_PCM_16_BIT */ 9186b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean if (config->format == AUDIO_FORMAT_DEFAULT) { 9196b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* just return AUDIO_FORMAT_PCM_16_BIT until the framework supports other input 9206b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * formats */ 9216b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean config->format = AUDIO_FORMAT_PCM_16_BIT; 922c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.format = PCM_FORMAT_S16_LE; 9236b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean } else if (config->format == AUDIO_FORMAT_PCM_16_BIT) { 9246b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* Always accept AUDIO_FORMAT_PCM_16_BIT until the framework supports other input 9256b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * formats */ 926c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.format = PCM_FORMAT_S16_LE; 92730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean } else { 9286b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* When the framework support other formats, validate here */ 9296b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean config->format = AUDIO_FORMAT_PCM_16_BIT; 930c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.format = PCM_FORMAT_S16_LE; 9316b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean ret = -EINVAL; 9326b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean } 933eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 9346b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean if (config->channel_mask == AUDIO_CHANNEL_NONE) { 9356b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* just return AUDIO_CHANNEL_IN_STEREO until the framework supports other input 9366b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean * formats */ 9376b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean config->channel_mask = AUDIO_CHANNEL_IN_STEREO; 938c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 9396b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean } else if (config->channel_mask != AUDIO_CHANNEL_IN_STEREO) { 9406b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean /* allow only stereo capture for now */ 9416b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean config->channel_mask = AUDIO_CHANNEL_IN_STEREO; 9426b1c0fef801c9435ed3446d53cc45d1b1f6fd07ePaul McLean ret = -EINVAL; 943eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean } 944c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean // proxy_config.channels = 0; /* don't change */ 945c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_config.channels = profile_get_default_channel_count(in->profile); 946c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 947c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean proxy_prepare(&in->proxy, in->profile, &proxy_config); 948eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 94930f4185da772fcc679db35e01148eca6eeafe15fPaul McLean in->standby = true; 95030f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 95130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean in->conversion_buffer = NULL; 95230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean in->conversion_buffer_size = 0; 95330f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 954eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean *stream_in = &in->stream; 955eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 9567661a484021f6e7c3b219bd21659118eef94e45bEric Laurent return ret; 95719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 95819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 95930f4185da772fcc679db35e01148eca6eeafe15fPaul McLeanstatic void adev_close_input_stream(struct audio_hw_device *dev, struct audio_stream_in *stream) 96019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 96130f4185da772fcc679db35e01148eca6eeafe15fPaul McLean struct stream_in *in = (struct stream_in *)stream; 96230f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 963c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean /* Close the pcm device */ 96430f4185da772fcc679db35e01148eca6eeafe15fPaul McLean in_standby(&stream->common); 96530f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 96630f4185da772fcc679db35e01148eca6eeafe15fPaul McLean free(in->conversion_buffer); 96730f4185da772fcc679db35e01148eca6eeafe15fPaul McLean 96830f4185da772fcc679db35e01148eca6eeafe15fPaul McLean free(stream); 96919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 97019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 971c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean/* 972c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean * ADEV Functions 973c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean */ 974c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic int adev_set_parameters(struct audio_hw_device *dev, const char *kvpairs) 975c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean{ 976c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return 0; 977c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean} 978c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 979c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic char * adev_get_parameters(const struct audio_hw_device *dev, const char *keys) 980c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean{ 981c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return strdup(""); 982c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean} 983c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 984c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic int adev_init_check(const struct audio_hw_device *dev) 985c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean{ 986c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return 0; 987c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean} 988c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 989c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic int adev_set_voice_volume(struct audio_hw_device *dev, float volume) 990c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean{ 991c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return -ENOSYS; 992c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean} 993c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 994c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic int adev_set_master_volume(struct audio_hw_device *dev, float volume) 995c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean{ 996c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return -ENOSYS; 997c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean} 998c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 999c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic int adev_set_mode(struct audio_hw_device *dev, audio_mode_t mode) 1000c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean{ 1001c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return 0; 1002c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean} 1003c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 1004c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic int adev_set_mic_mute(struct audio_hw_device *dev, bool state) 1005c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean{ 1006c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return -ENOSYS; 1007c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean} 1008c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 1009c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLeanstatic int adev_get_mic_mute(const struct audio_hw_device *dev, bool *state) 1010c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean{ 1011c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean return -ENOSYS; 1012c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean} 1013c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 101419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic int adev_dump(const audio_hw_device_t *device, int fd) 101519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 101619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return 0; 101719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 101819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 101919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic int adev_close(hw_device_t *device) 102019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 1021eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean struct audio_device *adev = (struct audio_device *)device; 102219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson free(device); 1023eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean 102419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return 0; 102519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 102619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 102730f4185da772fcc679db35e01148eca6eeafe15fPaul McLeanstatic int adev_open(const hw_module_t* module, const char* name, hw_device_t** device) 102819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson{ 102919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson if (strcmp(name, AUDIO_HARDWARE_INTERFACE) != 0) 103019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return -EINVAL; 103119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 1032eedc92ea4df9ab1429aaa38bbd590ab7ee20faa1Paul McLean struct audio_device *adev = calloc(1, sizeof(struct audio_device)); 103319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson if (!adev) 103419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return -ENOMEM; 103519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 1036c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean profile_init(&adev->out_profile, PCM_OUT); 1037c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean profile_init(&adev->in_profile, PCM_IN); 1038c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean 103919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.common.tag = HARDWARE_DEVICE_TAG; 104085e08e26258711f2fd672d9a920d88bf91410f6bEric Laurent adev->hw_device.common.version = AUDIO_DEVICE_API_VERSION_2_0; 1041c88e6ae584a5f7ea65ab6df89e381c2c7bf8e84ePaul McLean adev->hw_device.common.module = (struct hw_module_t *)module; 104219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.common.close = adev_close; 104319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 104419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.init_check = adev_init_check; 104519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.set_voice_volume = adev_set_voice_volume; 104619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.set_master_volume = adev_set_master_volume; 104719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.set_mode = adev_set_mode; 104819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.set_mic_mute = adev_set_mic_mute; 104919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.get_mic_mute = adev_get_mic_mute; 105019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.set_parameters = adev_set_parameters; 105119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.get_parameters = adev_get_parameters; 105219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.get_input_buffer_size = adev_get_input_buffer_size; 105319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.open_output_stream = adev_open_output_stream; 105419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.close_output_stream = adev_close_output_stream; 105519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.open_input_stream = adev_open_input_stream; 105619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.close_input_stream = adev_close_input_stream; 105719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson adev->hw_device.dump = adev_dump; 105819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 105919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson *device = &adev->hw_device.common; 106019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 106119957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson return 0; 106219957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson} 106319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 106419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstatic struct hw_module_methods_t hal_module_methods = { 106519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson .open = adev_open, 106619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson}; 106719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson 106819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilsonstruct audio_module HAL_MODULE_INFO_SYM = { 106919957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson .common = { 107019957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson .tag = HARDWARE_MODULE_TAG, 107146a9809e9cd50af84f3e554c3d4ac214a8519831Mike Lockwood .module_api_version = AUDIO_MODULE_API_VERSION_0_1, 107246a9809e9cd50af84f3e554c3d4ac214a8519831Mike Lockwood .hal_api_version = HARDWARE_HAL_API_VERSION, 107319957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson .id = AUDIO_HARDWARE_MODULE_ID, 107419957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson .name = "USB audio HW HAL", 107519957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson .author = "The Android Open Source Project", 107619957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson .methods = &hal_module_methods, 107719957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson }, 107819957a37a0f92257d8cccb5cbcb6e57a836d33acSimon Wilson}; 1079