[ALSA] usb-audio - allow USB MIDI quirks to specify endpoints explicitly

[linux-2.6.git] / sound / usb / usbmidi.c

diff --git a/sound/usb/usbmidi.c b/sound/usb/usbmidi.c
index 5d32857ff9554b0c4d7b8c9dbc037f67b241508d..600d990ddc90e43c8a0d728f514d675a07a27df1 100644 (file)
--- a/sound/usb/usbmidi.c
+++ b/sound/usb/usbmidi.c
@@ -1229,6 +1229,9 @@ static int snd_usbmidi_detect_endpoints(snd_usb_midi_t* umidi,
        if (le16_to_cpu(umidi->chip->dev->descriptor.idVendor) == 0x0582)
                snd_usbmidi_switch_roland_altsetting(umidi);
 
+       if (endpoint[0].out_ep || endpoint[0].in_ep)
+               return 0;       
+
        intf = umidi->iface;
        if (!intf || intf->num_altsetting < 1)
                return -ENOENT;