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Searched refs:hw_ptr (Results 1 – 25 of 31) sorted by relevance

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/linux/drivers/media/usb/go7007/
A Dsnd-go7007.c41 int hw_ptr; member
72 gosnd->hw_ptr += frames; in parse_audio_stream_data()
73 if (gosnd->hw_ptr >= runtime->buffer_size) in parse_audio_stream_data()
74 gosnd->hw_ptr -= runtime->buffer_size; in parse_audio_stream_data()
159 gosnd->hw_ptr = gosnd->w_idx = gosnd->avail = 0; in go7007_snd_pcm_trigger()
172 return gosnd->hw_ptr; in go7007_snd_pcm_pointer()
214 gosnd->hw_ptr = gosnd->w_idx = gosnd->avail = 0; in go7007_snd_init()
/linux/sound/soc/mediatek/common/
A Dmtk-afe-platform-driver.c91 unsigned int hw_ptr = 0, hw_base = 0; in mtk_afe_pcm_pointer() local
94 ret = regmap_read(regmap, reg_ofs_cur, &hw_ptr); in mtk_afe_pcm_pointer()
95 if (ret || hw_ptr == 0) { in mtk_afe_pcm_pointer()
108 pcm_ptr_bytes = hw_ptr - hw_base; in mtk_afe_pcm_pointer()
/linux/sound/core/
A Dpcm_compat.c166 u32 hw_ptr; member
213 .hw_ptr = status.hw_ptr, in snd_pcm_status_user_compat64()
378 u32 hw_ptr; member
446 sstatus.hw_ptr = status->hw_ptr % boundary; in snd_pcm_ioctl_sync_ptr_x32()
454 put_user(sstatus.hw_ptr, &src->s.status.hw_ptr) || in snd_pcm_ioctl_sync_ptr_x32()
526 sync_ptr.s.status.hw_ptr = status->hw_ptr; in snd_pcm_ioctl_sync_ptr_buggy()
A Dsound_kunit.c43 snd_pcm_uframes_t hw_ptr; member
217 r->status->hw_ptr = p_avail_data[i].hw_ptr; in test_playback_avail()
241 r->status->hw_ptr = c_avail_data[i].hw_ptr; in test_capture_avail()
A Drawmidi.c180 runtime->appl_ptr = runtime->hw_ptr = 0; in snd_rawmidi_runtime_create()
229 runtime->appl_ptr = runtime->hw_ptr = 0; in __reset_runtime_ptrs()
1104 runtime->hw_ptr += frame_size; in receive_with_tstamp_framing()
1105 runtime->hw_ptr %= runtime->buffer_size; in receive_with_tstamp_framing()
1165 runtime->hw_ptr %= runtime->buffer_size; in snd_rawmidi_receive()
1182 runtime->hw_ptr += count1; in snd_rawmidi_receive()
1183 runtime->hw_ptr %= runtime->buffer_size; in snd_rawmidi_receive()
1196 runtime->hw_ptr = count1; in snd_rawmidi_receive()
1366 *buffer = runtime->buffer[runtime->hw_ptr]; in __snd_rawmidi_transmit_peek()
1437 runtime->hw_ptr += count; in __snd_rawmidi_transmit_ack()
[all …]
A Dpcm_trace.h35 __entry->old_hw_ptr = (substream)->runtime->status->hw_ptr;
70 __entry->old_hw_ptr = (substream)->runtime->status->hw_ptr;
A Dpcm_lib.c76 new_hw_ptr = runtime->status->hw_ptr; in snd_pcm_playback_silence()
93 snd_pcm_uframes_t hw_ptr = runtime->status->hw_ptr; in snd_pcm_playback_silence() local
101 snd_pcm_sframes_t avail = runtime->control->appl_ptr - hw_ptr; in snd_pcm_playback_silence()
110 runtime->silence_start = hw_ptr; in snd_pcm_playback_silence()
113 update_silence_vars(runtime, hw_ptr, new_hw_ptr); in snd_pcm_playback_silence()
256 audio_frames = runtime->hw_ptr_wrap + runtime->status->hw_ptr; in update_audio_tstamp()
299 old_hw_ptr = runtime->status->hw_ptr; in snd_pcm_update_hw_ptr0()
464 if (runtime->status->hw_ptr == new_hw_ptr) { in snd_pcm_update_hw_ptr0()
484 runtime->status->hw_ptr = new_hw_ptr; in snd_pcm_update_hw_ptr0()
1771 runtime->status->hw_ptr %= runtime->buffer_size; in snd_pcm_lib_ioctl_reset()
[all …]
A Dpcm_native.c1072 status->hw_ptr = runtime->status->hw_ptr; in snd_pcm_status64()
1136 .hw_ptr = status64.hw_ptr, in snd_pcm_status_user32()
1894 runtime->hw_ptr_interrupt = runtime->status->hw_ptr - in snd_pcm_do_reset()
1895 runtime->status->hw_ptr % runtime->period_size; in snd_pcm_do_reset()
1896 runtime->silence_start = runtime->status->hw_ptr; in snd_pcm_do_reset()
1906 runtime->control->appl_ptr = runtime->status->hw_ptr; in snd_pcm_post_reset()
1958 runtime->control->appl_ptr = runtime->status->hw_ptr; in snd_pcm_post_prepare()
3078 sync_ptr.s.status.hw_ptr = status->hw_ptr; in snd_pcm_sync_ptr()
3093 u32 hw_ptr; member
3174 sstatus.hw_ptr = status->hw_ptr % boundary; in snd_pcm_ioctl_sync_ptr_compat()
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/linux/drivers/usb/gadget/function/
A Du_audio.c46 ssize_t hw_ptr; member
152 unsigned int hw_ptr; in u_audio_iso_complete() local
242 hw_ptr = prm->hw_ptr; in u_audio_iso_complete()
245 pending = runtime->dma_bytes - hw_ptr; in u_audio_iso_complete()
249 memcpy(req->buf, runtime->dma_area + hw_ptr, pending); in u_audio_iso_complete()
253 memcpy(req->buf, runtime->dma_area + hw_ptr, in u_audio_iso_complete()
258 memcpy(runtime->dma_area + hw_ptr, req->buf, pending); in u_audio_iso_complete()
262 memcpy(runtime->dma_area + hw_ptr, req->buf, in u_audio_iso_complete()
268 prm->hw_ptr = (hw_ptr + req->actual) % runtime->dma_bytes; in u_audio_iso_complete()
269 hw_ptr = prm->hw_ptr; in u_audio_iso_complete()
[all …]
/linux/sound/pcmcia/vx/
A Dvxp_ops.c359 int offset = pipe->hw_ptr; in vxp_dma_write()
373 pipe->hw_ptr = 0; in vxp_dma_write()
375 pipe->hw_ptr += count; in vxp_dma_write()
399 int offset = pipe->hw_ptr; in vxp_dma_read()
413 pipe->hw_ptr = 0; in vxp_dma_read()
415 pipe->hw_ptr += count; in vxp_dma_read()
/linux/sound/virtio/
A Dvirtio_pcm_msg.c318 vss->hw_ptr += msg->length; in virtsnd_pcm_msg_complete()
320 vss->hw_ptr += written_bytes - sizeof(msg->status); in virtsnd_pcm_msg_complete()
322 if (vss->hw_ptr >= vss->buffer_bytes) in virtsnd_pcm_msg_complete()
323 vss->hw_ptr -= vss->buffer_bytes; in virtsnd_pcm_msg_complete()
A Dvirtio_pcm_ops.c284 vss->hw_ptr = 0; in virtsnd_pcm_prepare()
450 vss->hw_ptr); in virtsnd_pcm_pb_pointer()
468 vss->hw_ptr); in virtsnd_pcm_cp_pointer()
A Dvirtio_pcm.h56 size_t hw_ptr; member
/linux/sound/pci/vx222/
A Dvx222_ops.c249 int offset = pipe->hw_ptr; in vx2_dma_write()
269 pipe->hw_ptr = 0; in vx2_dma_write()
271 pipe->hw_ptr += count; in vx2_dma_write()
287 int offset = pipe->hw_ptr; in vx2_dma_read()
305 pipe->hw_ptr = 0; in vx2_dma_read()
307 pipe->hw_ptr += count; in vx2_dma_read()
/linux/sound/xen/
A Dxen_snd_front_alsa.c44 atomic_t hw_ptr; member
217 atomic_set(&stream->hw_ptr, 0); in stream_clear()
582 new_hw_ptr = (snd_pcm_uframes_t)atomic_read(&stream->hw_ptr); in xen_snd_front_alsa_handle_cur_pos()
584 atomic_set(&stream->hw_ptr, (int)new_hw_ptr); in xen_snd_front_alsa_handle_cur_pos()
597 return (snd_pcm_uframes_t)atomic_read(&stream->hw_ptr); in alsa_pointer()
/linux/sound/drivers/vx/
A Dvx_pcm.c48 int offset = pipe->hw_ptr; in vx_pcm_read_per_bytes()
64 pipe->hw_ptr = offset; in vx_pcm_read_per_bytes()
837 pipe->hw_ptr = 0; in vx_pcm_prepare()
1013 if ((pipe->hw_ptr % pipe->align) == 0) in vx_pcm_capture_update()
1065 return bytes_to_frames(runtime, pipe->hw_ptr); in vx_pcm_capture_pointer()
/linux/include/sound/
A Drawmidi.h65 size_t hw_ptr; /* hardware pointer */ member
A Dpcm.h826 …snd_pcm_sframes_t avail = runtime->status->hw_ptr + runtime->buffer_size - runtime->control->appl_… in snd_pcm_playback_avail()
844 snd_pcm_sframes_t avail = runtime->status->hw_ptr - runtime->control->appl_ptr; in snd_pcm_capture_avail()
1571 snd_pcm_uframes_t hw_ptr; /* hw ptr */ member
1596 u32 hw_ptr; /* hw ptr */ member
A Dvx_core.h62 int hw_ptr; /* the current hardware pointer in bytes */ member
/linux/tools/perf/trace/beauty/include/uapi/sound/
A Dasound.h487 snd_pcm_uframes_t hw_ptr; /* hw ptr */ member
534 snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ member
575 snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ member
/linux/include/uapi/sound/
A Dasound.h487 snd_pcm_uframes_t hw_ptr; /* hw ptr */ member
534 snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ member
575 snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ member
/linux/sound/pci/rme9652/
A Drme9652.c1911 runtime->status->hw_ptr = rme9652_hw_pointer(rme9652); in snd_rme9652_reset()
1913 runtime->status->hw_ptr = 0; in snd_rme9652_reset()
1919 oruntime->status->hw_ptr = runtime->status->hw_ptr; in snd_rme9652_reset()
/linux/sound/pci/nm256/
A Dnm256.c809 const struct snd_pcm_hardware *hw_ptr) in snd_nm256_setup_stream() argument
814 runtime->hw = *hw_ptr; in snd_nm256_setup_stream()
/linux/sound/core/oss/
A Dpcm_oss.c2050 snd_pcm_uframes_t hw_ptr) in snd_pcm_oss_simulate_fill() argument
2054 appl_ptr = hw_ptr + runtime->buffer_size; in snd_pcm_oss_simulate_fill()
2219 info.ptr = snd_pcm_oss_bytes(substream, runtime->status->hw_ptr % runtime->buffer_size); in snd_pcm_oss_get_ptr()
2230 info.bytes = snd_pcm_oss_bytes(substream, runtime->status->hw_ptr) & INT_MAX; in snd_pcm_oss_get_ptr()
/linux/Documentation/sound/designs/
A Dtimestamping.rst90 streams and to the DMA time (hw_ptr) in all other cases.

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