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Searched refs:pcm (Results 1 – 17 of 17) sorted by relevance

/hardware/qcom/audio/legacy/libalsa-intf/
Dalsa_pcm.c185 static int oops(struct pcm *pcm, int e, const char *fmt, ...);
329 int param_set_hw_refine(struct pcm *pcm, struct snd_pcm_hw_params *params) in param_set_hw_refine() argument
331 if (ioctl(pcm->fd, SNDRV_PCM_IOCTL_HW_REFINE, params)) { in param_set_hw_refine()
338 int param_set_hw_params(struct pcm *pcm, struct snd_pcm_hw_params *params) in param_set_hw_params() argument
340 if (ioctl(pcm->fd, SNDRV_PCM_IOCTL_HW_PARAMS, params)) { in param_set_hw_params()
343 pcm->hw_p = params; in param_set_hw_params()
347 int param_set_sw_params(struct pcm *pcm, struct snd_pcm_sw_params *sparams) in param_set_sw_params() argument
349 if (ioctl(pcm->fd, SNDRV_PCM_IOCTL_SW_PARAMS, sparams)) { in param_set_sw_params()
352 pcm->sw_p = sparams; in param_set_sw_params()
376 const char* pcm_error(struct pcm *pcm) in pcm_error() argument
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Daplay.c83 static int set_params(struct pcm *pcm) in set_params() argument
90 unsigned int requestedRate = pcm->rate; in set_params()
91 int channels = (pcm->flags & PCM_MONO) ? 1 : ((pcm->flags & PCM_5POINT1)? 6 : 2 ); in set_params()
102 … (pcm->flags & PCM_MMAP)? SNDRV_PCM_ACCESS_MMAP_INTERLEAVED : SNDRV_PCM_ACCESS_RW_INTERLEAVED); in set_params()
103 param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT, pcm->format); in set_params()
112 pcm->channels * 16); in set_params()
114 pcm->channels); in set_params()
115 param_set_int(params, SNDRV_PCM_HW_PARAM_RATE, pcm->rate); in set_params()
116 param_set_hw_refine(pcm, params); in set_params()
118 if (param_set_hw_params(pcm, params)) { in set_params()
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Darec.c47 static struct pcm *pcm; variable
87 static int set_params(struct pcm *pcm) in set_params() argument
94 unsigned int requestedRate = pcm->rate; in set_params()
105 … (pcm->flags & PCM_MMAP)? SNDRV_PCM_ACCESS_MMAP_INTERLEAVED : SNDRV_PCM_ACCESS_RW_INTERLEAVED); in set_params()
106 param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT, pcm->format); in set_params()
115 pcm->channels * 16); in set_params()
117 pcm->channels); in set_params()
118 param_set_int(params, SNDRV_PCM_HW_PARAM_RATE, pcm->rate); in set_params()
120 param_set_hw_refine(pcm, params); in set_params()
122 if (param_set_hw_params(pcm, params)) { in set_params()
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Dalsa_audio.h24 struct pcm { struct
137 struct pcm *pcm_open(unsigned flags, char *device);
138 int pcm_close(struct pcm *pcm);
139 int pcm_ready(struct pcm *pcm);
140 int mmap_buffer(struct pcm *pcm);
141 u_int8_t *dst_address(struct pcm *pcm);
142 int sync_ptr(struct pcm *pcm);
149 int param_set_hw_refine(struct pcm *pcm, struct snd_pcm_hw_params *params);
150 int param_set_hw_params(struct pcm *pcm, struct snd_pcm_hw_params *params);
151 int param_set_sw_params(struct pcm *pcm, struct snd_pcm_sw_params *sparams);
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/hardware/qcom/audio/legacy/alsa_sound/
DAudioUsbALSA.h77 struct pcm *mproxyRecordingHandle;
78 struct pcm *musbRecordingHandle;
79 struct pcm *mproxyPlaybackHandle;
80 struct pcm *musbPlaybackHandle;
90 …struct pcm * configureDevice(unsigned flags, char* hw, int sampleRate, int channelCount, int perio…
91 status_t syncPtr(struct pcm *handle, bool *killThread);
101 status_t startDevice(pcm *handle, bool *killThread);
109 …status_t setHardwareParams(pcm *local_handle, uint32_t sampleRate, uint32_t channels, int periodSi…
111 status_t setSoftwareParams(pcm *pcm, bool playback);
113 status_t closeDevice(pcm *handle);
DAudioUsbALSA.cpp278 status_t AudioUsbALSA::setHardwareParams(pcm *txHandle, uint32_t sampleRate, uint32_t channels, int… in setHardwareParams()
327 status_t AudioUsbALSA::setSoftwareParams(pcm *pcm, bool playback) in setSoftwareParams() argument
341 params->avail_min = (pcm->flags & PCM_MONO) ? pcm->period_size/2 : pcm->period_size/4; in setSoftwareParams()
344 params->start_threshold = (pcm->flags & PCM_MONO) ? pcm->period_size*8 : pcm->period_size*4; in setSoftwareParams()
345 params->xfer_align = (pcm->flags & PCM_MONO) ? pcm->period_size*8 : pcm->period_size*4; in setSoftwareParams()
347 params->start_threshold = (pcm->flags & PCM_MONO) ? pcm->period_size/2 : pcm->period_size/4; in setSoftwareParams()
348 params->xfer_align = (pcm->flags & PCM_MONO) ? pcm->period_size/2 : pcm->period_size/4; in setSoftwareParams()
350 params->stop_threshold = pcm->buffer_size; in setSoftwareParams()
352 params->xfer_align = (pcm->flags & PCM_MONO) ? pcm->period_size/2 : pcm->period_size/4; in setSoftwareParams()
356 if (param_set_sw_params(pcm, params)) { in setSoftwareParams()
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DAudioHardwareALSA.h170 struct pcm * handle;
179 struct pcm * rxHandle;
Dalsa_default.cpp347 struct pcm* pcm = handle->handle; in setSoftwareParams() local
349 unsigned long periodSize = pcm->period_size; in setSoftwareParams()
1093 struct pcm *h = handle->rxHandle; in s_close()
1151 struct pcm *h = handle->rxHandle; in s_standby()
/hardware/intel/audio_media/hdmi/
Dtinyaudio_hw.c86 struct pcm * activePcm = NULL;
129 struct pcm *pcm; member
260 out->pcm = pcm_open(adev->card, adev->device, PCM_OUT, &out->pcm_config); in start_output_stream()
262 if (out->pcm && !pcm_is_ready(out->pcm)) { in start_output_stream()
263 ALOGE("pcm_open() failed: %s", pcm_get_error(out->pcm)); in start_output_stream()
264 pcm_close(out->pcm); in start_output_stream()
269 activePcm = out->pcm; in start_output_stream()
356 out->pcm = NULL; in out_standby()
590 if((!out->pcm) || (activeChannel != out->pcm_config.channels)){ in out_write()
613 ret = pcm_write(out->pcm, (void *)dstbuff, outbytes); in out_write()
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/hardware/qcom/audio/hal/
Daudio_hw.h132 struct pcm *pcm; member
169 struct pcm *pcm; member
Dvoice.h51 struct pcm *pcm_rx;
52 struct pcm *pcm_tx;
Daudio_hw.c829 in->pcm = pcm_open(adev->snd_card, in->pcm_device_id, in start_input_stream()
831 if (in->pcm == NULL || !pcm_is_ready(in->pcm)) { in start_input_stream()
832 ALOGE("%s: %s", __func__, pcm_get_error(in->pcm)); in start_input_stream()
833 if (in->pcm != NULL) { in start_input_stream()
834 pcm_close(in->pcm); in start_input_stream()
835 in->pcm = NULL; in start_input_stream()
848 pcm_prepare(in->pcm); in start_input_stream()
1189 out->pcm = pcm_open(adev->snd_card, out->pcm_device_id, in start_output_stream()
1191 if (out->pcm == NULL || !pcm_is_ready(out->pcm)) { in start_output_stream()
1192 ALOGE("%s: %s", __func__, pcm_get_error(out->pcm)); in start_output_stream()
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/hardware/qcom/audio/hal/audio_extn/
Dsoundtrigger.c90 st_ses_info->st_ses.capture_handle, st_ses_info->st_ses.pcm); in audio_hw_call_back()
102 ALOGE("%s: pcm %p not in the list!", __func__, config->st_ses.pcm); in audio_hw_call_back()
107 st_ses_info->st_ses.capture_handle, st_ses_info->st_ses.pcm); in audio_hw_call_back()
172 ALOGV("%s: AUDIO_EVENT_STOP_LAB pcm %p", __func__, st_ses_info->st_ses.pcm); in audio_extn_sound_trigger_stop_lab()
191 in->pcm = st_ses_info->st_ses.pcm; in audio_extn_sound_trigger_check_and_get_session()
Dhfp.c41 struct pcm *hfp_sco_rx;
42 struct pcm *hfp_sco_tx;
43 struct pcm *hfp_pcm_rx;
44 struct pcm *hfp_pcm_tx;
Ddsm_feedback.c46 static struct pcm *dsm_pcm_handle = NULL; in start_dsm_feedback_processing()
Dspkr_protection.c100 struct pcm *pcm_rx;
101 struct pcm *pcm_tx;
/hardware/qcom/audio/visualizer/
Doffload_visualizer.c330 struct pcm *pcm = NULL; in capture_thread_loop() local
359 pcm = pcm_open(SOUND_CARD, CAPTURE_DEVICE, in capture_thread_loop()
361 if (pcm && !pcm_is_ready(pcm)) { in capture_thread_loop()
362 ALOGW("%s: %s", __func__, pcm_get_error(pcm)); in capture_thread_loop()
363 pcm_close(pcm); in capture_thread_loop()
364 pcm = NULL; in capture_thread_loop()
374 if (pcm != NULL) in capture_thread_loop()
375 pcm_close(pcm); in capture_thread_loop()
386 ret = pcm_mmap_read(pcm, data, sizeof(data)); in capture_thread_loop()
407 ALOGW("%s: read status %d %s", __func__, ret, pcm_get_error(pcm)); in capture_thread_loop()
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