Pulseaudio with snd_pcm_hardware.channels_min=1 creates a mono device only. Signed-off-by: René Herman <rene.herman@xxxxxxxxx> --- sound/usb/6fire/pcm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/usb/6fire/pcm.c b/sound/usb/6fire/pcm.c index 88ac1c4ee163..cce1312db93a 100644 --- a/sound/usb/6fire/pcm.c +++ b/sound/usb/6fire/pcm.c @@ -58,7 +58,7 @@ static const struct snd_pcm_hardware pcm_hw = { .rate_min = 44100, .rate_max = 192000, - .channels_min = 1, + .channels_min = 2, .channels_max = 0, /* set in pcm_open, depending on capture/playback */ .buffer_bytes_max = MAX_BUFSIZE, .period_bytes_min = PCM_N_PACKETS_PER_URB * (PCM_MAX_PACKET_SIZE - 4), -- 2.17.1