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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()
383 u32 hw_ptr; member
451 sstatus.hw_ptr = status->hw_ptr % boundary; in snd_pcm_ioctl_sync_ptr_x32()
459 put_user(sstatus.hw_ptr, &src->s.status.hw_ptr) || in snd_pcm_ioctl_sync_ptr_x32()
533 sync_ptr.s.status.hw_ptr = status->hw_ptr; in snd_pcm_ioctl_sync_ptr_buggy()
A Drawmidi.c167 runtime->appl_ptr = runtime->hw_ptr = 0; in snd_rawmidi_runtime_create()
202 runtime->appl_ptr = runtime->hw_ptr = 0; in __reset_runtime_ptrs()
1026 runtime->hw_ptr += frame_size; in receive_with_tstamp_framing()
1027 runtime->hw_ptr %= runtime->buffer_size; in receive_with_tstamp_framing()
1084 runtime->hw_ptr %= runtime->buffer_size; in snd_rawmidi_receive()
1098 runtime->hw_ptr += count1; in snd_rawmidi_receive()
1099 runtime->hw_ptr %= runtime->buffer_size; in snd_rawmidi_receive()
1112 runtime->hw_ptr = count1; in snd_rawmidi_receive()
1286 *buffer = runtime->buffer[runtime->hw_ptr]; in __snd_rawmidi_transmit_peek()
1354 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_native.c1004 status->hw_ptr = runtime->status->hw_ptr; in snd_pcm_status64()
1070 .hw_ptr = status64.hw_ptr, in snd_pcm_status_user32()
1834 runtime->hw_ptr_interrupt = runtime->status->hw_ptr - in snd_pcm_do_reset()
1835 runtime->status->hw_ptr % runtime->period_size; in snd_pcm_do_reset()
1836 runtime->silence_start = runtime->status->hw_ptr; in snd_pcm_do_reset()
1845 runtime->control->appl_ptr = runtime->status->hw_ptr; in snd_pcm_post_reset()
1897 runtime->control->appl_ptr = runtime->status->hw_ptr; in snd_pcm_post_prepare()
3003 sync_ptr.s.status.hw_ptr = status->hw_ptr; in snd_pcm_sync_ptr()
3018 u32 hw_ptr; member
3101 sstatus.hw_ptr = status->hw_ptr % boundary; in snd_pcm_ioctl_sync_ptr_compat()
[all …]
A Dpcm_lib.c78 runtime->silence_start = (runtime->status->hw_ptr + in snd_pcm_playback_silence()
82 ofs = runtime->status->hw_ptr; in snd_pcm_playback_silence()
228 audio_frames = runtime->hw_ptr_wrap + runtime->status->hw_ptr; in update_audio_tstamp()
271 old_hw_ptr = runtime->status->hw_ptr; in snd_pcm_update_hw_ptr0()
436 if (runtime->status->hw_ptr == new_hw_ptr) { in snd_pcm_update_hw_ptr0()
456 runtime->status->hw_ptr = new_hw_ptr; in snd_pcm_update_hw_ptr0()
1692 runtime->status->hw_ptr %= runtime->buffer_size; in snd_pcm_lib_ioctl_reset()
1694 runtime->status->hw_ptr = 0; in snd_pcm_lib_ioctl_reset()
/linux/drivers/usb/gadget/function/
A Du_audio.c45 ssize_t hw_ptr; member
147 unsigned int hw_ptr; in u_audio_iso_complete() local
237 hw_ptr = prm->hw_ptr; in u_audio_iso_complete()
240 pending = runtime->dma_bytes - hw_ptr; in u_audio_iso_complete()
244 memcpy(req->buf, runtime->dma_area + hw_ptr, pending); in u_audio_iso_complete()
248 memcpy(req->buf, runtime->dma_area + hw_ptr, in u_audio_iso_complete()
253 memcpy(runtime->dma_area + hw_ptr, req->buf, pending); in u_audio_iso_complete()
257 memcpy(runtime->dma_area + hw_ptr, req->buf, in u_audio_iso_complete()
263 prm->hw_ptr = (hw_ptr + req->actual) % runtime->dma_bytes; in u_audio_iso_complete()
264 hw_ptr = prm->hw_ptr; in u_audio_iso_complete()
[all …]
/linux/sound/virtio/
A Dvirtio_pcm_ops.c284 vss->hw_ptr = 0; in virtsnd_pcm_prepare()
442 snd_pcm_uframes_t hw_ptr = SNDRV_PCM_POS_XRUN; in virtsnd_pcm_pointer() local
447 hw_ptr = bytes_to_frames(substream->runtime, vss->hw_ptr); in virtsnd_pcm_pointer()
450 return hw_ptr; in virtsnd_pcm_pointer()
A Dvirtio_pcm_msg.c305 vss->hw_ptr += msg->length; in virtsnd_pcm_msg_complete()
307 vss->hw_ptr += written_bytes - sizeof(msg->status); in virtsnd_pcm_msg_complete()
309 if (vss->hw_ptr >= vss->buffer_bytes) in virtsnd_pcm_msg_complete()
310 vss->hw_ptr -= vss->buffer_bytes; in virtsnd_pcm_msg_complete()
A Dvirtio_pcm.h53 size_t hw_ptr; member
/linux/sound/pcmcia/vx/
A Dvxp_ops.c357 int offset = pipe->hw_ptr; in vxp_dma_write()
371 pipe->hw_ptr = 0; in vxp_dma_write()
373 pipe->hw_ptr += count; in vxp_dma_write()
397 int offset = pipe->hw_ptr; in vxp_dma_read()
411 pipe->hw_ptr = 0; in vxp_dma_read()
413 pipe->hw_ptr += count; in vxp_dma_read()
/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
222 atomic_set(&stream->hw_ptr, 0); in stream_clear()
587 new_hw_ptr = (snd_pcm_uframes_t)atomic_read(&stream->hw_ptr); in xen_snd_front_alsa_handle_cur_pos()
589 atomic_set(&stream->hw_ptr, (int)new_hw_ptr); in xen_snd_front_alsa_handle_cur_pos()
602 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()
833 pipe->hw_ptr = 0; in vx_pcm_prepare()
1009 if ((pipe->hw_ptr % pipe->align) == 0) in vx_pcm_capture_update()
1061 return bytes_to_frames(runtime, pipe->hw_ptr); in vx_pcm_capture_pointer()
/linux/include/sound/
A Drawmidi.h60 size_t hw_ptr; /* hardware pointer */ member
A Dpcm.h744 …snd_pcm_sframes_t avail = runtime->status->hw_ptr + runtime->buffer_size - runtime->control->appl_… in snd_pcm_playback_avail()
760 snd_pcm_sframes_t avail = runtime->status->hw_ptr - runtime->control->appl_ptr; in snd_pcm_capture_avail()
1474 snd_pcm_uframes_t hw_ptr; /* hw ptr */ member
1499 u32 hw_ptr; /* hw ptr */ member
A Dvx_core.h62 int hw_ptr; /* the current hardware pointer in bytes */ member
/linux/tools/include/uapi/sound/
A Dasound.h483 snd_pcm_uframes_t hw_ptr; /* hw ptr */ member
530 snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ member
571 snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ member
/linux/include/uapi/sound/
A Dasound.h483 snd_pcm_uframes_t hw_ptr; /* hw ptr */ member
530 snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ member
571 snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ member
/linux/sound/pci/rme9652/
A Drme9652.c1943 runtime->status->hw_ptr = rme9652_hw_pointer(rme9652); in snd_rme9652_reset()
1945 runtime->status->hw_ptr = 0; in snd_rme9652_reset()
1951 oruntime->status->hw_ptr = runtime->status->hw_ptr; in snd_rme9652_reset()
A Dhdsp.c4050 runtime->status->hw_ptr = hdsp_hw_pointer(hdsp); in snd_hdsp_reset()
4052 runtime->status->hw_ptr = 0; in snd_hdsp_reset()
4058 oruntime->status->hw_ptr = runtime->status->hw_ptr; in snd_hdsp_reset()
/linux/sound/pci/nm256/
A Dnm256.c837 const struct snd_pcm_hardware *hw_ptr) in snd_nm256_setup_stream() argument
842 runtime->hw = *hw_ptr; in snd_nm256_setup_stream()
/linux/sound/core/oss/
A Dpcm_oss.c2052 snd_pcm_uframes_t hw_ptr) in snd_pcm_oss_simulate_fill() argument
2056 appl_ptr = hw_ptr + runtime->buffer_size; in snd_pcm_oss_simulate_fill()
2221 info.ptr = snd_pcm_oss_bytes(substream, runtime->status->hw_ptr % runtime->buffer_size); in snd_pcm_oss_get_ptr()
2232 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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