if (e->has_dB) {
long value = to_alsa_dB(f);
+ int rounding = value > 0 ? -1 : +1;
if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
/* If we call set_play_volume() without checking first
* strangely and doesn't fail the call */
if (snd_mixer_selem_has_playback_channel(me, c)) {
if (write_to_hw) {
- if ((r = snd_mixer_selem_set_playback_dB(me, c, value, +1)) >= 0)
+ if ((r = snd_mixer_selem_set_playback_dB(me, c, value, rounding)) >= 0)
r = snd_mixer_selem_get_playback_dB(me, c, &value);
} else {
long alsa_val;
- if ((r = snd_mixer_selem_ask_playback_dB_vol(me, value, +1, &alsa_val)) >= 0)
+ if ((r = snd_mixer_selem_ask_playback_dB_vol(me, value, rounding, &alsa_val)) >= 0)
r = snd_mixer_selem_ask_playback_vol_dB(me, alsa_val, &value);
}
} else
} else {
if (snd_mixer_selem_has_capture_channel(me, c)) {
if (write_to_hw) {
- if ((r = snd_mixer_selem_set_capture_dB(me, c, value, +1)) >= 0)
+ if ((r = snd_mixer_selem_set_capture_dB(me, c, value, rounding)) >= 0)
r = snd_mixer_selem_get_capture_dB(me, c, &value);
} else {
long alsa_val;
- if ((r = snd_mixer_selem_ask_capture_dB_vol(me, value, +1, &alsa_val)) >= 0)
+ if ((r = snd_mixer_selem_ask_capture_dB_vol(me, value, rounding, &alsa_val)) >= 0)
r = snd_mixer_selem_ask_capture_vol_dB(me, alsa_val, &value);
}
} else
pa_log_debug("Probe of element '%s' failed.", e->alsa_name);
return -1;
}
+ pa_log_debug("Probe of element '%s' succeeded (volume=%d, switch=%d, enumeration=%d).", e->alsa_name, e->volume_use, e->switch_use, e->enumeration_use);
if (ignore_dB)
e->has_dB = FALSE;
pa_log_info("Zeroing volume of '%s' on path '%s'", e->alsa_name, p->name);
}
}
- } else if (p->has_volume)
+ } else if (p->has_volume) {
/* We can't use this volume, so let's ignore it */
e->volume_use = PA_ALSA_VOLUME_IGNORE;
-
+ pa_log_info("Ignoring volume of '%s' on path '%s' (missing dB info)", e->alsa_name, p->name);
+ }
p->has_volume = TRUE;
}