ALSA: usb-audio: dynamic detection of MIDI interfaces in uaxx-quirk

The MIDI interfaces have to be detected dynamically for Edirol devices
ua-700, ua-25 and ua4-fx. This patch reverses the wrong changes made by
my other patch in uaxx-quirk.

Signed-off-by: Pedro Lopez-Cabanillas <pedro.lopez.cabanillas@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

2 files changed, 28 insertions, 15 deletions

diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index 6e70ba4ee21f..bbd70d5814a0 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -3023,6 +3023,31 @@ static int create_uaxx_quirk(struct snd_usb_audio *chip,
         alts = &iface->altsetting[1];
         altsd = get_iface_desc(alts);
 
+        if (altsd->bNumEndpoints == 2) {
+                static const struct snd_usb_midi_endpoint_info ua700_ep = {
+                        .out_cables = 0x0003,
+                        .in_cables  = 0x0003
+                };
+                static const struct snd_usb_audio_quirk ua700_quirk = {
+                        .type = QUIRK_MIDI_FIXED_ENDPOINT,
+                        .data = &ua700_ep
+                };
+                static const struct snd_usb_midi_endpoint_info uaxx_ep = {
+                        .out_cables = 0x0001,
+                        .in_cables  = 0x0001
+                };
+                static const struct snd_usb_audio_quirk uaxx_quirk = {
+                        .type = QUIRK_MIDI_FIXED_ENDPOINT,
+                        .data = &uaxx_ep
+                };
+                if (chip->usb_id == USB_ID(0x0582, 0x002b))
+                        return snd_usb_create_midi_interface(chip, iface,
+                                                             &ua700_quirk);
+                else
+                        return snd_usb_create_midi_interface(chip, iface,
+                                                             &uaxx_quirk);
+        }
+
         if (altsd->bNumEndpoints != 1)
                 return -ENXIO;
 
diff --git a/sound/usb/usbquirks.h b/sound/usb/usbquirks.h
index 85532cf9dbf6..69689e79bf79 100644
--- a/sound/usb/usbquirks.h
+++ b/sound/usb/usbquirks.h
@@ -870,11 +870,7 @@ YAMAHA_DEVICE(0x7010, "UB99"),
                         },
                         {
                                 .ifnum = 3,
-                                .type = QUIRK_MIDI_FIXED_ENDPOINT,
-                                .data = & (const struct snd_usb_midi_endpoint_info) {
-                                        .out_cables = 0x0003,
-                                        .in_cables  = 0x0003
-                                }
+                                .type = QUIRK_AUDIO_EDIROL_UAXX
                         },
                         {
                                 .ifnum = -1
@@ -1216,11 +1212,7 @@ YAMAHA_DEVICE(0x7010, "UB99"),
                         },
                         {
                                 .ifnum = 2,
-                                .type = QUIRK_MIDI_FIXED_ENDPOINT,
-                                .data = & (const struct snd_usb_midi_endpoint_info) {
-                                        .out_cables = 0x0001,
-                                        .in_cables  = 0x0001
-                                }
+                                .type = QUIRK_AUDIO_EDIROL_UAXX
                         },
                         {
                                 .ifnum = -1
@@ -1375,11 +1367,7 @@ YAMAHA_DEVICE(0x7010, "UB99"),
                         },
                         {
                                 .ifnum = 2,
-                                .type = QUIRK_MIDI_FIXED_ENDPOINT,
-                                .data = & (const struct snd_usb_midi_endpoint_info) {
-                                        .out_cables = 0x0001,
-                                        .in_cables  = 0x0001
-                                }
+                                .type = QUIRK_AUDIO_EDIROL_UAXX
                         },
                         {
                                 .ifnum = -1