diff options
Diffstat (limited to 'sound/usb/midi.c')
| -rw-r--r-- | sound/usb/midi.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sound/usb/midi.c b/sound/usb/midi.c index 7c6ca2b433a5..bbff0923d264 100644 --- a/sound/usb/midi.c +++ b/sound/usb/midi.c @@ -1145,6 +1145,9 @@ static int snd_usbmidi_output_open(struct snd_rawmidi_substream *substream) static int snd_usbmidi_output_close(struct snd_rawmidi_substream *substream) { + struct usbmidi_out_port *port = substream->runtime->private_data; + + cancel_work_sync(&port->ep->work); return substream_open(substream, 0, 0); } @@ -1286,7 +1289,7 @@ static int snd_usbmidi_in_endpoint_create(struct snd_usb_midi *umidi, pipe = usb_rcvintpipe(umidi->dev, ep_info->in_ep); else pipe = usb_rcvbulkpipe(umidi->dev, ep_info->in_ep); - length = usb_maxpacket(umidi->dev, pipe, 0); + length = usb_maxpacket(umidi->dev, pipe); for (i = 0; i < INPUT_URBS; ++i) { buffer = usb_alloc_coherent(umidi->dev, length, GFP_KERNEL, &ep->urbs[i]->transfer_dma); @@ -1375,7 +1378,7 @@ static int snd_usbmidi_out_endpoint_create(struct snd_usb_midi *umidi, pipe = usb_sndbulkpipe(umidi->dev, ep_info->out_ep); switch (umidi->usb_id) { default: - ep->max_transfer = usb_maxpacket(umidi->dev, pipe, 1); + ep->max_transfer = usb_maxpacket(umidi->dev, pipe); break; /* * Various chips declare a packet size larger than 4 bytes, but |