438           prio = dsp_get_flags(i_dev);                                          \
449           else if (DSP_REGISTERED(d, i_dev))                                    \
456           struct cdev *i_dev = ap->a_head.a_dev;  in dsp_open()  local
464           if (i_dev == NULL)  in dsp_open()
467           d = dsp_get_info(i_dev);  in dsp_open()
481           error = snd_clone_acquire(i_dev);  in dsp_open()
493                     (void)snd_clone_release(i_dev);  in dsp_open()
507           devtype = PCMDEV(i_dev);  in dsp_open()
531                                         (void)snd_clone_release(i_dev);  in dsp_open()
536                               wdevunit = dev2unit(i_dev);  in dsp_open()
545                                         (void)snd_clone_release(i_dev);  in dsp_open()
550                               rdevunit = dev2unit(i_dev);  in dsp_open()
583                                         (void)snd_clone_release(i_dev);  in dsp_open()
628                                         (void)snd_clone_release(i_dev);  in dsp_open()
658                     dsp_cdevinfo_alloc(i_dev, NULL, NULL, rdch);  in dsp_open()
662                     dsp_cdevinfo_alloc(i_dev, NULL, NULL, wrch);  in dsp_open()
667                               (void)snd_clone_release(i_dev);  in dsp_open()
677                     dsp_cdevinfo_alloc(i_dev, rdch, wrch, NULL);  in dsp_open()
688           (void)snd_clone_ref(i_dev);  in dsp_open()
701           struct cdev *i_dev = ap->a_head.a_dev;  in dsp_close()  local
711           subunit = PCMSUBUNIT(i_dev);  in dsp_close()
713           d = dsp_get_info(i_dev);  in dsp_close()
714           if (!DSP_REGISTERED(d, i_dev))  in dsp_close()
723           rdch = PCM_RDCH(i_dev);  in dsp_close()
724           wrch = PCM_WRCH(i_dev);  in dsp_close()
725           volch = PCM_VOLCH(i_dev);  in dsp_close()
727           PCM_RDCH(i_dev) = NULL;  in dsp_close()
728           PCM_WRCH(i_dev) = NULL;  in dsp_close()
729           PCM_VOLCH(i_dev) = NULL;  in dsp_close()
800           dsp_cdevinfo_free(i_dev);  in dsp_close()
806           (void)snd_clone_release(i_dev);  in dsp_close()
813           (void)snd_clone_unref(i_dev);  in dsp_close()
836 dsp_io_ops(struct cdev *i_dev, struct uio *buf, int ioflags)  in dsp_io_ops()  argument
844           KASSERT(i_dev != NULL && buf != NULL &&  in dsp_io_ops()
848           d = dsp_get_info(i_dev);  in dsp_io_ops()
849           if (!DSP_REGISTERED(d, i_dev))  in dsp_io_ops()
874           getchns(i_dev, &rdch, &wrch, prio);  in dsp_io_ops()
883                     relchns(i_dev, rdch, wrch, prio);  in dsp_io_ops()
902           relchns(i_dev, rdch, wrch, prio);  in dsp_io_ops()
912           struct cdev *i_dev = ap->a_head.a_dev;  in dsp_read()  local
915           return (dsp_io_ops(i_dev, buf, ap->a_ioflag));  in dsp_read()
921           struct cdev *i_dev = ap->a_head.a_dev;  in dsp_write()  local
924           return (dsp_io_ops(i_dev, buf, ap->a_ioflag));  in dsp_write()
1093           struct cdev *i_dev = ap->a_head.a_dev;  in dsp_ioctl()  local
1101           d = dsp_get_info(i_dev);  in dsp_ioctl()
1102           if (!DSP_REGISTERED(d, i_dev))  in dsp_ioctl()
1118                     ret = dsp_ioctl_channel(i_dev, PCM_VOLCH(i_dev), cmd, arg);  in dsp_ioctl()
1153                               ret = dsp_oss_audioinfo(i_dev, (oss_audioinfo *)arg);  in dsp_ioctl()
1156                               ret = mixer_oss_mixerinfo(i_dev, (oss_mixerinfo *)arg);  in dsp_ioctl()
1166           getchns(i_dev, &rdch, &wrch, 0);  in dsp_ioctl()
1310 …                          p->formats |= (dsp_get_flags(i_dev) & SD_F_SIMPLEX)? 0 : AFMT_FULLDUPLEX;  in dsp_ioctl()
1716                     if (rdch && wrch && !(dsp_get_flags(i_dev) & SD_F_SIMPLEX))  in dsp_ioctl()
1812                     if (rdch && wrch && (dsp_get_flags(i_dev) & SD_F_SIMPLEX))  in dsp_ioctl()
1813                               dsp_set_flags(i_dev, dsp_get_flags(i_dev)^SD_F_SIMPLEX);  in dsp_ioctl()
1846                     ret = dsp_ioctl_channel(i_dev, chn, xcmd, arg);  in dsp_ioctl()
2076                     if (!(dsp_get_flags(i_dev) & SD_F_BITPERFECT))  in dsp_ioctl()
2190           struct cdev *i_dev = ap->a_head.a_dev;  in dsp_kqfilter()  local
2196           d = dsp_get_info(i_dev);  in dsp_kqfilter()
2197           if (!DSP_REGISTERED(d, i_dev))  in dsp_kqfilter()
2206           getchns(i_dev, &rdch, &wrch, SD_F_PRIO_RD | SD_F_PRIO_WR);  in dsp_kqfilter()
2239           relchns(i_dev, rdch, wrch, SD_F_PRIO_RD | SD_F_PRIO_WR);  in dsp_kqfilter()
2299           struct cdev *i_dev = ap->a_head.a_dev;  in dsp_mmap_single()  local
2332           d = dsp_get_info(i_dev);  in dsp_mmap_single()
2333           if (!DSP_REGISTERED(d, i_dev))  in dsp_mmap_single()
2338           getchns(i_dev, &rdch, &wrch, SD_F_PRIO_RD | SD_F_PRIO_WR);  in dsp_mmap_single()
2345                     relchns(i_dev, rdch, wrch, SD_F_PRIO_RD | SD_F_PRIO_WR);  in dsp_mmap_single()
2356           relchns(i_dev, rdch, wrch, SD_F_PRIO_RD | SD_F_PRIO_WR);  in dsp_mmap_single()
2357           *object = dev_pager_alloc(i_dev, size, nprot, *offset);  in dsp_mmap_single()
2373           struct cdev *i_dev = ap->a_head.a_dev;  in dsp_clone()  local
2389           unit = PCMUNIT(i_dev);  in dsp_clone()
2607 dsp_oss_audioinfo(struct cdev *i_dev, oss_audioinfo *ai)  in dsp_oss_audioinfo()  argument
2621           if (ai->dev == -1 && i_dev->si_ops != &dsp_ops)  in dsp_oss_audioinfo()
2649                                         if (DSP_REGISTERED(d, i_dev) &&  in dsp_oss_audioinfo()
2650                                             (ch == PCM_RDCH(i_dev) || /* record ch */  in dsp_oss_audioinfo()
2651                                             ch == PCM_WRCH(i_dev))) { /* playback ch */  in dsp_oss_audioinfo()