| /Linux-v5.15/include/sound/ |
| D | pcm-indirect.h | 24 snd_pcm_uframes_t appl_ptr; /* Last seen appl_ptr */ member
39 snd_pcm_uframes_t appl_ptr = runtime->control->appl_ptr; in snd_pcm_indirect_playback_transfer() local
40 snd_pcm_sframes_t diff = appl_ptr - rec->appl_ptr; in snd_pcm_indirect_playback_transfer()
49 rec->appl_ptr = appl_ptr; in snd_pcm_indirect_playback_transfer()
108 snd_pcm_uframes_t appl_ptr = runtime->control->appl_ptr; in snd_pcm_indirect_capture_transfer() local
109 snd_pcm_sframes_t diff = appl_ptr - rec->appl_ptr; in snd_pcm_indirect_capture_transfer()
117 rec->appl_ptr = appl_ptr; in snd_pcm_indirect_capture_transfer()
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| D | rawmidi.h | 59 size_t appl_ptr; /* application pointer */ member
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| D | pcm.h | 744 …_pcm_sframes_t avail = runtime->status->hw_ptr + runtime->buffer_size - runtime->control->appl_ptr; in snd_pcm_playback_avail()
760 snd_pcm_sframes_t avail = runtime->status->hw_ptr - runtime->control->appl_ptr; in snd_pcm_capture_avail()
1473 snd_pcm_uframes_t appl_ptr; /* appl ptr */ member
1498 u32 appl_ptr; /* appl ptr */ member
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| /Linux-v5.15/sound/core/ |
| D | pcm_compat.c | 165 u32 appl_ptr; member
212 .appl_ptr = status.appl_ptr, in snd_pcm_status_user_compat64()
394 u32 appl_ptr; member
427 get_user(scontrol.appl_ptr, &src->c.control.appl_ptr) || in snd_pcm_ioctl_sync_ptr_x32()
443 control->appl_ptr = scontrol.appl_ptr; in snd_pcm_ioctl_sync_ptr_x32()
445 scontrol.appl_ptr = control->appl_ptr % boundary; in snd_pcm_ioctl_sync_ptr_x32()
463 put_user(scontrol.appl_ptr, &src->c.control.appl_ptr) || in snd_pcm_ioctl_sync_ptr_x32()
486 __u32 appl_ptr; member
518 err = pcm_lib_apply_appl_ptr(substream, sync_cp->appl_ptr); in snd_pcm_ioctl_sync_ptr_buggy()
524 sync_cp->appl_ptr = control->appl_ptr; in snd_pcm_ioctl_sync_ptr_buggy()
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| D | pcm_lib.c | 53 snd_pcm_uframes_t appl_ptr = READ_ONCE(runtime->control->appl_ptr); in snd_pcm_playback_silence() local
54 if (runtime->silence_start != appl_ptr) { in snd_pcm_playback_silence()
55 n = appl_ptr - runtime->silence_start; in snd_pcm_playback_silence()
62 runtime->silence_start = appl_ptr; in snd_pcm_playback_silence()
2126 snd_pcm_uframes_t appl_ptr) in pcm_lib_apply_appl_ptr() argument
2129 snd_pcm_uframes_t old_appl_ptr = runtime->control->appl_ptr; in pcm_lib_apply_appl_ptr()
2132 if (old_appl_ptr == appl_ptr) in pcm_lib_apply_appl_ptr()
2135 runtime->control->appl_ptr = appl_ptr; in pcm_lib_apply_appl_ptr()
2139 runtime->control->appl_ptr = old_appl_ptr; in pcm_lib_apply_appl_ptr()
2144 trace_applptr(substream, old_appl_ptr, appl_ptr); in pcm_lib_apply_appl_ptr()
[all …]
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| D | rawmidi.c | 167 runtime->appl_ptr = runtime->hw_ptr = 0; in snd_rawmidi_runtime_create()
202 runtime->appl_ptr = runtime->hw_ptr = 0; in __reset_runtime_ptrs()
1135 unsigned long appl_ptr; in snd_rawmidi_kernel_read1() local
1141 count1 = runtime->buffer_size - runtime->appl_ptr; in snd_rawmidi_kernel_read1()
1148 appl_ptr = runtime->appl_ptr; in snd_rawmidi_kernel_read1()
1149 runtime->appl_ptr += count1; in snd_rawmidi_kernel_read1()
1150 runtime->appl_ptr %= runtime->buffer_size; in snd_rawmidi_kernel_read1()
1154 memcpy(kernelbuf + result, runtime->buffer + appl_ptr, count1); in snd_rawmidi_kernel_read1()
1158 runtime->buffer + appl_ptr, count1)) in snd_rawmidi_kernel_read1()
1451 unsigned long appl_ptr; in snd_rawmidi_kernel_write1() local
[all …]
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| D | pcm_native.c | 1003 status->appl_ptr = runtime->control->appl_ptr; in snd_pcm_status64()
1069 .appl_ptr = status64.appl_ptr, in snd_pcm_status_user32()
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()
2862 snd_pcm_sframes_t appl_ptr; in forward_appl_ptr() local
2869 appl_ptr = runtime->control->appl_ptr + frames; in forward_appl_ptr()
2870 if (appl_ptr >= (snd_pcm_sframes_t)runtime->boundary) in forward_appl_ptr()
2871 appl_ptr -= runtime->boundary; in forward_appl_ptr()
2872 ret = pcm_lib_apply_appl_ptr(substream, appl_ptr); in forward_appl_ptr()
2882 snd_pcm_sframes_t appl_ptr; in rewind_appl_ptr() local
[all …]
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| D | pcm_local.h | 27 snd_pcm_uframes_t appl_ptr);
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| D | pcm.c | 472 snd_iprintf(buffer, "appl_ptr : %ld\n", runtime->control->appl_ptr); in snd_pcm_substream_proc_status_read()
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| /Linux-v5.15/include/uapi/sound/ |
| D | asound.h | 482 snd_pcm_uframes_t appl_ptr; /* appl ptr */ member
537 snd_pcm_uframes_t appl_ptr; /* RW: appl ptr (0...boundary-1) */ member
581 snd_pcm_uframes_t appl_ptr; /* RW: appl ptr (0...boundary-1) */ member
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| /Linux-v5.15/tools/include/uapi/sound/ |
| D | asound.h | 482 snd_pcm_uframes_t appl_ptr; /* appl ptr */ member
537 snd_pcm_uframes_t appl_ptr; /* RW: appl ptr (0...boundary-1) */ member
581 snd_pcm_uframes_t appl_ptr; /* RW: appl ptr (0...boundary-1) */ member
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| /Linux-v5.15/sound/drivers/ |
| D | aloop.c | 540 snd_pcm_uframes_t appl_ptr, appl_ptr1, diff; in copy_play_buf() local
541 appl_ptr = appl_ptr1 = runtime->control->appl_ptr; in copy_play_buf()
544 if (appl_ptr < appl_ptr1) in copy_play_buf()
546 diff = (appl_ptr - appl_ptr1) * play->pcm_salign; in copy_play_buf()
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| /Linux-v5.15/sound/core/oss/ |
| D | pcm_oss.c | 1687 size = runtime->control->appl_ptr % runtime->period_size; in snd_pcm_oss_sync()
2042 snd_pcm_uframes_t appl_ptr; in snd_pcm_oss_simulate_fill() local
2043 appl_ptr = hw_ptr + runtime->buffer_size; in snd_pcm_oss_simulate_fill()
2044 appl_ptr %= runtime->boundary; in snd_pcm_oss_simulate_fill()
2045 runtime->control->appl_ptr = appl_ptr; in snd_pcm_oss_simulate_fill()
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| /Linux-v5.15/sound/soc/fsl/ |
| D | imx-pcm-rpmsg.c | 539 buffer_tail = (frames_to_bytes(runtime, runtime->control->appl_ptr) % in imx_rpmsg_pcm_ack()
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| /Linux-v5.15/sound/pci/asihpi/ |
| D | asihpi.c | 807 runtime->control->appl_ptr) in snd_card_asihpi_timer_function()
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| /Linux-v5.15/Documentation/sound/kernel-api/ |
| D | writing-an-alsa-driver.rst | 2136 ``appl_ptr`` is updated in read or write operations. Some drivers like
2137 emu10k1-fx and cs46xx need to track the current ``appl_ptr`` for the
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