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Searched refs:mmap_count (Results 1 – 14 of 14) sorted by relevance

/Linux-v4.19/sound/usb/usx2y/
Dus122l.c138 atomic_inc(&us122l->mmap_count); in usb_stream_hwdep_vm_open()
139 snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count)); in usb_stream_hwdep_vm_open()
181 atomic_dec(&us122l->mmap_count); in usb_stream_hwdep_vm_close()
182 snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count)); in usb_stream_hwdep_vm_close()
268 atomic_inc(&us122l->mmap_count); in usb_stream_hwdep_mmap()
652 while (atomic_read(&us122l->mmap_count)) in snd_us122l_disconnect()
Dus122l.h19 atomic_t mmap_count; member
/Linux-v4.19/drivers/staging/vme/devices/
Dvme_user.c98 int mmap_count; /* Number of current mmap's */ member
343 if (image[minor].mmap_count != 0) { in vme_user_ioctl()
440 image[minor].mmap_count--; in vme_user_vm_close()
475 image[minor].mmap_count++; in vme_user_master_mmap()
/Linux-v4.19/drivers/media/platform/omap/
Domap_voutdef.h140 int mmap_count; member
Domap_vout.c856 vout->mmap_count++; in omap_vout_vm_open()
865 vout->mmap_count--; in omap_vout_vm_close()
927 vout->mmap_count++; in omap_vout_mmap()
987 if (vout->mmap_count != 0) in omap_vout_release()
988 vout->mmap_count = 0; in omap_vout_release()
1442 if (vout->mmap_count) { in vidioc_reqbufs()
/Linux-v4.19/sound/core/oss/
Dpcm_oss.c712 if (atomic_read(&substream->mmap_count)) { in snd_pcm_oss_period_size()
868 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_change_params_locked()
877 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_change_params_locked()
1003 if (atomic_read(&substream->mmap_count) || in snd_pcm_oss_change_params_locked()
1012 if (atomic_read(&substream->mmap_count) || in snd_pcm_oss_change_params_locked()
1388 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_write1()
1498 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_read1()
1653 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_sync()
1832 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_get_formats()
2071 if (atomic_read(&psubstream->mmap_count)) in snd_pcm_oss_set_trigger()
[all …]
/Linux-v4.19/kernel/events/
Dinternal.h37 atomic_t mmap_count; member
Dcore.c5413 atomic_inc(&event->mmap_count); in perf_mmap_open()
5414 atomic_inc(&event->rb->mmap_count); in perf_mmap_open()
5471 atomic_dec(&rb->mmap_count); in perf_mmap_close()
5473 if (!atomic_dec_and_mutex_lock(&event->mmap_count, &event->mmap_mutex)) in perf_mmap_close()
5480 if (atomic_read(&rb->mmap_count)) in perf_mmap_close()
5619 if (!atomic_inc_not_zero(&rb->mmap_count)) in perf_mmap()
5653 if (!atomic_inc_not_zero(&event->rb->mmap_count)) { in perf_mmap()
5706 atomic_set(&rb->mmap_count, 1); in perf_mmap()
5726 atomic_inc(&event->mmap_count); in perf_mmap()
5728 atomic_dec(&rb->mmap_count); in perf_mmap()
[all …]
/Linux-v4.19/drivers/hwtracing/intel_th/
Dmsu.c116 atomic_t mmap_count; member
1157 atomic_inc(&msc->mmap_count); in msc_mmap_open()
1166 if (!atomic_dec_and_mutex_lock(&msc->mmap_count, &msc->buf_mutex)) in msc_mmap_close()
1231 atomic_set(&msc->mmap_count, 1); in intel_th_msc_mmap()
/Linux-v4.19/include/sound/
Dpcm.h475 atomic_t mmap_count; member
1319 atomic_inc(&substream->mmap_count); in snd_pcm_mmap_data_open()
1331 atomic_dec(&substream->mmap_count); in snd_pcm_mmap_data_close()
/Linux-v4.19/include/linux/
Dperf_event.h646 atomic_t mmap_count; member
/Linux-v4.19/sound/core/
Dpcm_native.c693 if (atomic_read(&substream->mmap_count)) in snd_pcm_hw_params()
812 if (atomic_read(&substream->mmap_count)) in snd_pcm_hw_free()
3447 atomic_inc(&substream->mmap_count); in snd_pcm_mmap_data()
Dpcm.c758 atomic_set(&substream->mmap_count, 0); in snd_pcm_new_stream()
/Linux-v4.19/Documentation/sound/kernel-api/
Dwriting-an-alsa-driver.rst1600 atomic_t mmap_count;