+ if (u->mixer_devmask & SOUND_MASK_PCM)
+ if ((r = pa_oss_get_volume(u->mixer_fd, SOUND_MIXER_READ_PCM, &s->sample_spec, &s->volume)) >= 0)
+ return r;
+
+ pa_log_info("Device doesn't support reading mixer settings: %s", pa_cstrerror(errno));
+ return -1;
+}
+
+static int sink_set_volume(pa_sink *s) {
+ struct userdata *u;
+ int r;
+
+ pa_assert_se(u = s->userdata);
+
+ pa_assert(u->mixer_devmask & (SOUND_MASK_VOLUME|SOUND_MASK_PCM));
+
+ if (u->mixer_devmask & SOUND_MASK_VOLUME)
+ if ((r = pa_oss_set_volume(u->mixer_fd, SOUND_MIXER_WRITE_VOLUME, &s->sample_spec, &s->volume)) >= 0)
+ return r;
+
+ if (u->mixer_devmask & SOUND_MASK_PCM)
+ if ((r = pa_oss_get_volume(u->mixer_fd, SOUND_MIXER_WRITE_PCM, &s->sample_spec, &s->volume)) >= 0)
+ return r;
+
+ pa_log_info("Device doesn't support writing mixer settings: %s", pa_cstrerror(errno));
+ return -1;
+}
+
+static int source_get_volume(pa_source *s) {
+ struct userdata *u;
+ int r;
+
+ pa_assert_se(u = s->userdata);
+
+ pa_assert(u->mixer_devmask & (SOUND_MASK_IGAIN|SOUND_MASK_RECLEV));
+
+ if (u->mixer_devmask & SOUND_MASK_IGAIN)
+ if ((r = pa_oss_get_volume(u->mixer_fd, SOUND_MIXER_READ_IGAIN, &s->sample_spec, &s->volume)) >= 0)
+ return r;
+
+ if (u->mixer_devmask & SOUND_MASK_RECLEV)
+ if ((r = pa_oss_get_volume(u->mixer_fd, SOUND_MIXER_READ_RECLEV, &s->sample_spec, &s->volume)) >= 0)
+ return r;
+
+ pa_log_info("Device doesn't support reading mixer settings: %s", pa_cstrerror(errno));
+ return -1;
+}
+
+static int source_set_volume(pa_source *s) {
+ struct userdata *u;
+ int r;
+
+ pa_assert_se(u = s->userdata);
+
+ pa_assert(u->mixer_devmask & (SOUND_MASK_IGAIN|SOUND_MASK_RECLEV));
+
+ if (u->mixer_devmask & SOUND_MASK_IGAIN)
+ if ((r = pa_oss_set_volume(u->mixer_fd, SOUND_MIXER_WRITE_IGAIN, &s->sample_spec, &s->volume)) >= 0)
+ return r;
+
+ if (u->mixer_devmask & SOUND_MASK_RECLEV)
+ if ((r = pa_oss_get_volume(u->mixer_fd, SOUND_MIXER_WRITE_RECLEV, &s->sample_spec, &s->volume)) >= 0)
+ return r;
+
+ pa_log_info("Device doesn't support writing mixer settings: %s", pa_cstrerror(errno));
+ return -1;
+}
+
+static void thread_func(void *userdata) {