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authorTakashi Iwai <tiwai@suse.de>2009-05-27 16:51:15 +0200
committerTakashi Iwai <tiwai@suse.de>2009-05-27 16:51:15 +0200
commitf00452cfdc5ab97208078f06e802b39a4839b7b3 (patch)
tree6c8e4657bac5b9a61484db6d23148bb08f2bc43a
parentcd86a536c81e9300d984327517548ca0652eebf9 (diff)
parent55de5ef970c680d8d75f2a9aa7e4f172140dbd9c (diff)
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Merge branch 'fix/misc' into for-linus
* fix/misc: sound: usb-audio: make the MotU Fastlane work again
-rw-r--r--sound/usb/usbaudio.c2
-rw-r--r--sound/usb/usbaudio.h2
-rw-r--r--sound/usb/usbmidi.c12
-rw-r--r--sound/usb/usbquirks.h2
4 files changed, 14 insertions, 4 deletions
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index 823296d7d578..a6b88482637b 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -3347,7 +3347,7 @@ static int snd_usb_create_quirk(struct snd_usb_audio *chip,
[QUIRK_MIDI_YAMAHA] = snd_usb_create_midi_interface,
[QUIRK_MIDI_MIDIMAN] = snd_usb_create_midi_interface,
[QUIRK_MIDI_NOVATION] = snd_usb_create_midi_interface,
- [QUIRK_MIDI_RAW] = snd_usb_create_midi_interface,
+ [QUIRK_MIDI_FASTLANE] = snd_usb_create_midi_interface,
[QUIRK_MIDI_EMAGIC] = snd_usb_create_midi_interface,
[QUIRK_MIDI_CME] = snd_usb_create_midi_interface,
[QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk,
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index 36e4f7a29adc..8e7f78941ba6 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -153,7 +153,7 @@ enum quirk_type {
QUIRK_MIDI_YAMAHA,
QUIRK_MIDI_MIDIMAN,
QUIRK_MIDI_NOVATION,
- QUIRK_MIDI_RAW,
+ QUIRK_MIDI_FASTLANE,
QUIRK_MIDI_EMAGIC,
QUIRK_MIDI_CME,
QUIRK_MIDI_US122L,
diff --git a/sound/usb/usbmidi.c b/sound/usb/usbmidi.c
index 26bad373fe65..2fb35cc22a30 100644
--- a/sound/usb/usbmidi.c
+++ b/sound/usb/usbmidi.c
@@ -1778,8 +1778,18 @@ int snd_usb_create_midi_interface(struct snd_usb_audio* chip,
umidi->usb_protocol_ops = &snd_usbmidi_novation_ops;
err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints);
break;
- case QUIRK_MIDI_RAW:
+ case QUIRK_MIDI_FASTLANE:
umidi->usb_protocol_ops = &snd_usbmidi_raw_ops;
+ /*
+ * Interface 1 contains isochronous endpoints, but with the same
+ * numbers as in interface 0. Since it is interface 1 that the
+ * USB core has most recently seen, these descriptors are now
+ * associated with the endpoint numbers. This will foul up our
+ * attempts to submit bulk/interrupt URBs to the endpoints in
+ * interface 0, so we have to make sure that the USB core looks
+ * again at interface 0 by calling usb_set_interface() on it.
+ */
+ usb_set_interface(umidi->chip->dev, 0, 0);
err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints);
break;
case QUIRK_MIDI_EMAGIC:
diff --git a/sound/usb/usbquirks.h b/sound/usb/usbquirks.h
index 647ef5029651..5d955aaad85f 100644
--- a/sound/usb/usbquirks.h
+++ b/sound/usb/usbquirks.h
@@ -1868,7 +1868,7 @@ YAMAHA_DEVICE(0x7010, "UB99"),
.data = & (const struct snd_usb_audio_quirk[]) {
{
.ifnum = 0,
- .type = QUIRK_MIDI_RAW
+ .type = QUIRK_MIDI_FASTLANE
},
{
.ifnum = 1,