Merge branch 'wip-2.6.34' into old-private-masterarchived-private-master

8 files changed, 170 insertions, 83 deletions

diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c
index 99f33766cd51..9ca9a13a78da 100644
--- a/sound/usb/usx2y/us122l.c
+++ b/sound/usb/usx2y/us122l.c
@@ -16,6 +16,9 @@
  * Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
+#include <linux/slab.h>
+#include <linux/usb.h>
+#include <linux/usb/audio.h>
 #include <sound/core.h>
 #include <sound/hwdep.h>
 #include <sound/pcm.h>
@@ -59,11 +62,33 @@ static int us122l_create_usbmidi(struct snd_card *card)
                 .type = QUIRK_MIDI_US122L,
                 .data = &quirk_data
         };
-        struct usb_device *dev = US122L(card)->chip.dev;
+        struct usb_device *dev = US122L(card)->dev;
         struct usb_interface *iface = usb_ifnum_to_if(dev, 1);
 
-        return snd_usb_create_midi_interface(&US122L(card)->chip,
-                                             iface, &quirk);
+        return snd_usbmidi_create(card, iface,
+                                  &US122L(card)->midi_list, &quirk);
+}
+
+static int us144_create_usbmidi(struct snd_card *card)
+{
+        static struct snd_usb_midi_endpoint_info quirk_data = {
+                .out_ep = 4,
+                .in_ep = 3,
+                .out_cables =   0x001,
+                .in_cables =    0x001
+        };
+        static struct snd_usb_audio_quirk quirk = {
+                .vendor_name =  "US144",
+                .product_name = NAME_ALLCAPS,
+                .ifnum =        0,
+                .type = QUIRK_MIDI_US122L,
+                .data = &quirk_data
+        };
+        struct usb_device *dev = US122L(card)->dev;
+        struct usb_interface *iface = usb_ifnum_to_if(dev, 0);
+
+        return snd_usbmidi_create(card, iface,
+                                  &US122L(card)->midi_list, &quirk);
 }
 
 /*
@@ -171,7 +196,13 @@ static int usb_stream_hwdep_open(struct snd_hwdep *hw, struct file *file)
 
         if (!us122l->first)
                 us122l->first = file;
-        iface = usb_ifnum_to_if(us122l->chip.dev, 1);
+
+        if (us122l->dev->descriptor.idProduct == USB_ID_US144 ||
+            us122l->dev->descriptor.idProduct == USB_ID_US144MKII) {
+                iface = usb_ifnum_to_if(us122l->dev, 0);
+                usb_autopm_get_interface(iface);
+        }
+        iface = usb_ifnum_to_if(us122l->dev, 1);
         usb_autopm_get_interface(iface);
         return 0;
 }
@@ -179,8 +210,15 @@ static int usb_stream_hwdep_open(struct snd_hwdep *hw, struct file *file)
 static int usb_stream_hwdep_release(struct snd_hwdep *hw, struct file *file)
 {
         struct us122l   *us122l = hw->private_data;
-        struct usb_interface *iface = usb_ifnum_to_if(us122l->chip.dev, 1);
+        struct usb_interface *iface;
         snd_printdd(KERN_DEBUG "%p %p\n", hw, file);
+
+        if (us122l->dev->descriptor.idProduct == USB_ID_US144 ||
+            us122l->dev->descriptor.idProduct == USB_ID_US144MKII) {
+                iface = usb_ifnum_to_if(us122l->dev, 0);
+                usb_autopm_put_interface(iface);
+        }
+        iface = usb_ifnum_to_if(us122l->dev, 1);
         usb_autopm_put_interface(iface);
         if (us122l->first == file)
                 us122l->first = NULL;
@@ -264,7 +302,7 @@ static unsigned int usb_stream_hwdep_poll(struct snd_hwdep *hw,
 static void us122l_stop(struct us122l *us122l)
 {
         struct list_head *p;
-        list_for_each(p, &us122l->chip.midi_list)
+        list_for_each(p, &us122l->midi_list)
                 snd_usbmidi_input_stop(p);
 
         usb_stream_stop(&us122l->sk);
@@ -280,9 +318,9 @@ static int us122l_set_sample_rate(struct usb_device *dev, int rate)
         data[0] = rate;
         data[1] = rate >> 8;
         data[2] = rate >> 16;
-        err = us122l_ctl_msg(dev, usb_sndctrlpipe(dev, 0), SET_CUR,
+        err = us122l_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR,
                              USB_TYPE_CLASS|USB_RECIP_ENDPOINT|USB_DIR_OUT,
-                             SAMPLING_FREQ_CONTROL << 8, ep, data, 3, 1000);
+                             UAC_EP_CS_ATTR_SAMPLE_RATE << 8, ep, data, 3, 1000);
         if (err < 0)
                 snd_printk(KERN_ERR "%d: cannot set freq %d to ep 0x%x\n",
                            dev->devnum, rate, ep);
@@ -297,7 +335,7 @@ static bool us122l_start(struct us122l *us122l,
         unsigned use_packsize = 0;
         bool success = false;
 
-        if (us122l->chip.dev->speed == USB_SPEED_HIGH) {
+        if (us122l->dev->speed == USB_SPEED_HIGH) {
                 /* The us-122l's descriptor defaults to iso max_packsize 78,
                    which isn't needed for samplerates <= 48000.
                    Lets save some memory:
@@ -314,11 +352,11 @@ static bool us122l_start(struct us122l *us122l,
                         break;
                 }
         }
-        if (!usb_stream_new(&us122l->sk, us122l->chip.dev, 1, 2,
+        if (!usb_stream_new(&us122l->sk, us122l->dev, 1, 2,
                             rate, use_packsize, period_frames, 6))
                 goto out;
 
-        err = us122l_set_sample_rate(us122l->chip.dev, rate);
+        err = us122l_set_sample_rate(us122l->dev, rate);
         if (err < 0) {
                 us122l_stop(us122l);
                 snd_printk(KERN_ERR "us122l_set_sample_rate error \n");
@@ -330,7 +368,7 @@ static bool us122l_start(struct us122l *us122l,
                 snd_printk(KERN_ERR "us122l_start error %i \n", err);
                 goto out;
         }
-        list_for_each(p, &us122l->chip.midi_list)
+        list_for_each(p, &us122l->midi_list)
                 snd_usbmidi_input_start(p);
         success = true;
 out:
@@ -357,7 +395,7 @@ static int usb_stream_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
                 err = -ENXIO;
                 goto free;
         }
-        high_speed = us122l->chip.dev->speed == USB_SPEED_HIGH;
+        high_speed = us122l->dev->speed == USB_SPEED_HIGH;
         if ((cfg->sample_rate != 44100 && cfg->sample_rate != 48000  &&
              (!high_speed ||
               (cfg->sample_rate != 88200 && cfg->sample_rate != 96000))) ||
@@ -417,7 +455,7 @@ static int usb_stream_hwdep_new(struct snd_card *card)
 {
         int err;
         struct snd_hwdep *hw;
-        struct usb_device *dev = US122L(card)->chip.dev;
+        struct usb_device *dev = US122L(card)->dev;
 
         err = snd_hwdep_new(card, SND_USB_STREAM_ID, 0, &hw);
         if (err < 0)
@@ -443,19 +481,31 @@ static bool us122l_create_card(struct snd_card *card)
         int err;
         struct us122l *us122l = US122L(card);
 
-        err = usb_set_interface(us122l->chip.dev, 1, 1);
+        if (us122l->dev->descriptor.idProduct == USB_ID_US144 ||
+            us122l->dev->descriptor.idProduct == USB_ID_US144MKII) {
+                err = usb_set_interface(us122l->dev, 0, 1);
+                if (err) {
+                        snd_printk(KERN_ERR "usb_set_interface error \n");
+                        return false;
+                }
+        }
+        err = usb_set_interface(us122l->dev, 1, 1);
         if (err) {
                 snd_printk(KERN_ERR "usb_set_interface error \n");
                 return false;
         }
 
-        pt_info_set(us122l->chip.dev, 0x11);
-        pt_info_set(us122l->chip.dev, 0x10);
+        pt_info_set(us122l->dev, 0x11);
+        pt_info_set(us122l->dev, 0x10);
 
         if (!us122l_start(us122l, 44100, 256))
                 return false;
 
-        err = us122l_create_usbmidi(card);
+        if (us122l->dev->descriptor.idProduct == USB_ID_US144 ||
+            us122l->dev->descriptor.idProduct == USB_ID_US144MKII)
+                err = us144_create_usbmidi(card);
+        else
+                err = us122l_create_usbmidi(card);
         if (err < 0) {
                 snd_printk(KERN_ERR "us122l_create_usbmidi error %i \n", err);
                 us122l_stop(us122l);
@@ -465,7 +515,7 @@ static bool us122l_create_card(struct snd_card *card)
         if (err < 0) {
 /* release the midi resources */
                 struct list_head *p;
-                list_for_each(p, &us122l->chip.midi_list)
+                list_for_each(p, &us122l->midi_list)
                         snd_usbmidi_disconnect(p);
 
                 us122l_stop(us122l);
@@ -477,7 +527,7 @@ static bool us122l_create_card(struct snd_card *card)
 static void snd_us122l_free(struct snd_card *card)
 {
         struct us122l   *us122l = US122L(card);
-        int             index = us122l->chip.index;
+        int             index = us122l->card_index;
         if (index >= 0  &&  index < SNDRV_CARDS)
                 snd_us122l_card_used[index] = 0;
 }
@@ -497,13 +547,12 @@ static int usx2y_create_card(struct usb_device *device, struct snd_card **cardp)
                               sizeof(struct us122l), &card);
         if (err < 0)
                 return err;
-        snd_us122l_card_used[US122L(card)->chip.index = dev] = 1;
+        snd_us122l_card_used[US122L(card)->card_index = dev] = 1;
         card->private_free = snd_us122l_free;
-        US122L(card)->chip.dev = device;
-        US122L(card)->chip.card = card;
+        US122L(card)->dev = device;
         mutex_init(&US122L(card)->mutex);
         init_waitqueue_head(&US122L(card)->sk.sleep);
-        INIT_LIST_HEAD(&US122L(card)->chip.midi_list);
+        INIT_LIST_HEAD(&US122L(card)->midi_list);
         strcpy(card->driver, "USB "NAME_ALLCAPS"");
         sprintf(card->shortname, "TASCAM "NAME_ALLCAPS"");
         sprintf(card->longname, "%s (%x:%x if %d at %03d/%03d)",
@@ -511,8 +560,8 @@ static int usx2y_create_card(struct usb_device *device, struct snd_card **cardp)
                 le16_to_cpu(device->descriptor.idVendor),
                 le16_to_cpu(device->descriptor.idProduct),
                 0,
-                US122L(card)->chip.dev->bus->busnum,
-                US122L(card)->chip.dev->devnum
+                US122L(card)->dev->bus->busnum,
+                US122L(card)->dev->devnum
                 );
         *cardp = card;
         return 0;
@@ -542,6 +591,7 @@ static int us122l_usb_probe(struct usb_interface *intf,
                 return err;
         }
 
+        usb_get_intf(usb_ifnum_to_if(device, 0));
         usb_get_dev(device);
         *cardp = card;
         return 0;
@@ -550,9 +600,17 @@ static int us122l_usb_probe(struct usb_interface *intf,
 static int snd_us122l_probe(struct usb_interface *intf,
                             const struct usb_device_id *id)
 {
+        struct usb_device *device = interface_to_usbdev(intf);
         struct snd_card *card;
         int err;
 
+        if ((device->descriptor.idProduct == USB_ID_US144 ||
+             device->descriptor.idProduct == USB_ID_US144MKII)
+                && device->speed == USB_SPEED_HIGH) {
+                snd_printk(KERN_ERR "disable ehci-hcd to run US-144 \n");
+                return -ENODEV;
+        }
+
         snd_printdd(KERN_DEBUG"%p:%i\n",
                     intf, intf->cur_altsetting->desc.bInterfaceNumber);
         if (intf->cur_altsetting->desc.bInterfaceNumber != 1)
@@ -584,15 +642,15 @@ static void snd_us122l_disconnect(struct usb_interface *intf)
         mutex_lock(&us122l->mutex);
         us122l_stop(us122l);
         mutex_unlock(&us122l->mutex);
-        us122l->chip.shutdown = 1;
 
 /* release the midi resources */
-        list_for_each(p, &us122l->chip.midi_list) {
+        list_for_each(p, &us122l->midi_list) {
                 snd_usbmidi_disconnect(p);
         }
 
-        usb_put_intf(intf);
-        usb_put_dev(us122l->chip.dev);
+        usb_put_intf(usb_ifnum_to_if(us122l->dev, 0));
+        usb_put_intf(usb_ifnum_to_if(us122l->dev, 1));
+        usb_put_dev(us122l->dev);
 
         while (atomic_read(&us122l->mmap_count))
                 msleep(500);
@@ -615,7 +673,7 @@ static int snd_us122l_suspend(struct usb_interface *intf, pm_message_t message)
         if (!us122l)
                 return 0;
 
-        list_for_each(p, &us122l->chip.midi_list)
+        list_for_each(p, &us122l->midi_list)
                 snd_usbmidi_input_stop(p);
 
         mutex_lock(&us122l->mutex);
@@ -642,16 +700,24 @@ static int snd_us122l_resume(struct usb_interface *intf)
 
         mutex_lock(&us122l->mutex);
         /* needed, doesn't restart without: */
-        err = usb_set_interface(us122l->chip.dev, 1, 1);
+        if (us122l->dev->descriptor.idProduct == USB_ID_US144 ||
+            us122l->dev->descriptor.idProduct == USB_ID_US144MKII) {
+                err = usb_set_interface(us122l->dev, 0, 1);
+                if (err) {
+                        snd_printk(KERN_ERR "usb_set_interface error \n");
+                        goto unlock;
+                }
+        }
+        err = usb_set_interface(us122l->dev, 1, 1);
         if (err) {
                 snd_printk(KERN_ERR "usb_set_interface error \n");
                 goto unlock;
         }
 
-        pt_info_set(us122l->chip.dev, 0x11);
-        pt_info_set(us122l->chip.dev, 0x10);
+        pt_info_set(us122l->dev, 0x11);
+        pt_info_set(us122l->dev, 0x10);
 
-        err = us122l_set_sample_rate(us122l->chip.dev,
+        err = us122l_set_sample_rate(us122l->dev,
                                      us122l->sk.s->cfg.sample_rate);
         if (err < 0) {
                 snd_printk(KERN_ERR "us122l_set_sample_rate error \n");
@@ -661,7 +727,7 @@ static int snd_us122l_resume(struct usb_interface *intf)
         if (err)
                 goto unlock;
 
-        list_for_each(p, &us122l->chip.midi_list)
+        list_for_each(p, &us122l->midi_list)
                 snd_usbmidi_input_start(p);
 unlock:
         mutex_unlock(&us122l->mutex);
@@ -675,11 +741,21 @@ static struct usb_device_id snd_us122l_usb_id_table[] = {
                 .idVendor =     0x0644,
                 .idProduct =    USB_ID_US122L
         },
-/*      { */            /* US-144 maybe works when @USB1.1. Untested. */
-/*              .match_flags =  USB_DEVICE_ID_MATCH_DEVICE, */
-/*              .idVendor =     0x0644, */
-/*              .idProduct =    USB_ID_US144 */
-/*      }, */
+        {       /* US-144 only works at USB1.1! Disable module ehci-hcd. */
+                .match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
+                .idVendor =     0x0644,
+                .idProduct =    USB_ID_US144
+        },
+        {
+                .match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
+                .idVendor =     0x0644,
+                .idProduct =    USB_ID_US122MKII
+        },
+        {
+                .match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
+                .idVendor =     0x0644,
+                .idProduct =    USB_ID_US144MKII
+        },
         { /* terminator */ }
 };
 
diff --git a/sound/usb/usx2y/us122l.h b/sound/usb/usx2y/us122l.h
index 3d10c4b2a0f5..f263b3f96c86 100644
--- a/sound/usb/usx2y/us122l.h
+++ b/sound/usb/usx2y/us122l.h
@@ -3,7 +3,8 @@
 
 
 struct us122l {
-        struct snd_usb_audio    chip;
+        struct usb_device       *dev;
+        int                     card_index;
         int                     stride;
         struct usb_stream_kernel sk;
 
@@ -12,6 +13,7 @@ struct us122l {
         unsigned                second_periods_polled;
         struct file             *master;
         struct file             *slave;
+        struct list_head        midi_list;
 
         atomic_t                mmap_count;
 };
@@ -23,5 +25,7 @@ struct us122l {
 
 #define USB_ID_US122L 0x800E
 #define USB_ID_US144 0x800F
+#define USB_ID_US122MKII 0x8021
+#define USB_ID_US144MKII 0x8020
 
 #endif
diff --git a/sound/usb/usx2y/usX2Yhwdep.c b/sound/usb/usx2y/usX2Yhwdep.c
index 52e04b2f35d3..04aafb43a13c 100644
--- a/sound/usb/usx2y/usX2Yhwdep.c
+++ b/sound/usb/usx2y/usX2Yhwdep.c
@@ -21,6 +21,7 @@
  */
 
 #include <linux/interrupt.h>
+#include <linux/slab.h>
 #include <linux/usb.h>
 #include <sound/core.h>
 #include <sound/memalloc.h>
@@ -114,7 +115,7 @@ static int snd_usX2Y_hwdep_dsp_status(struct snd_hwdep *hw,
         struct usX2Ydev *us428 = hw->private_data;
         int id = -1;
 
-        switch (le16_to_cpu(us428->chip.dev->descriptor.idProduct)) {
+        switch (le16_to_cpu(us428->dev->descriptor.idProduct)) {
         case USB_ID_US122:
                 id = USX2Y_TYPE_122;
                 break;
@@ -164,14 +165,14 @@ static int usX2Y_create_usbmidi(struct snd_card *card)
                 .type = QUIRK_MIDI_FIXED_ENDPOINT,
                 .data = &quirk_data_2
         };
-        struct usb_device *dev = usX2Y(card)->chip.dev;
+        struct usb_device *dev = usX2Y(card)->dev;
         struct usb_interface *iface = usb_ifnum_to_if(dev, 0);
         struct snd_usb_audio_quirk *quirk =
                 le16_to_cpu(dev->descriptor.idProduct) == USB_ID_US428 ?
                 &quirk_2 : &quirk_1;
 
         snd_printdd("usX2Y_create_usbmidi \n");
-        return snd_usb_create_midi_interface(&usX2Y(card)->chip, iface, quirk);
+        return snd_usbmidi_create(card, iface, &usX2Y(card)->midi_list, quirk);
 }
 
 static int usX2Y_create_alsa_devices(struct snd_card *card)
@@ -202,7 +203,7 @@ static int snd_usX2Y_hwdep_dsp_load(struct snd_hwdep *hw,
         snd_printdd( "dsp_load %s\n", dsp->name);
 
         if (access_ok(VERIFY_READ, dsp->image, dsp->length)) {
-                struct usb_device* dev = priv->chip.dev;
+                struct usb_device* dev = priv->dev;
                 char *buf;
 
                 buf = memdup_user(dsp->image, dsp->length);
diff --git a/sound/usb/usx2y/usb_stream.c b/sound/usb/usx2y/usb_stream.c
index 12ae0340adc0..c400ade3ff08 100644
--- a/sound/usb/usx2y/usb_stream.c
+++ b/sound/usb/usx2y/usb_stream.c
@@ -17,6 +17,7 @@
  */
 
 #include <linux/usb.h>
+#include <linux/gfp.h>
 
 #include "usb_stream.h"
 
diff --git a/sound/usb/usx2y/usbusx2y.c b/sound/usb/usx2y/usbusx2y.c
index cb4bb8373ca2..cbd37f2c76d0 100644
--- a/sound/usb/usx2y/usbusx2y.c
+++ b/sound/usb/usx2y/usbusx2y.c
@@ -133,6 +133,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/moduleparam.h>
+#include <linux/slab.h>
 #include <linux/interrupt.h>
 #include <linux/usb.h>
 #include <sound/core.h>
@@ -239,8 +240,8 @@ static void i_usX2Y_In04Int(struct urb *urb)
                                 for (j = 0; j < URBS_AsyncSeq  &&  !err; ++j)
                                         if (0 == usX2Y->AS04.urb[j]->status) {
                                                 struct us428_p4out *p4out = us428ctls->p4out + send;    // FIXME if more than 1 p4out is new, 1 gets lost.
-                                                usb_fill_bulk_urb(usX2Y->AS04.urb[j], usX2Y->chip.dev,
-                                                                  usb_sndbulkpipe(usX2Y->chip.dev, 0x04), &p4out->val.vol, 
+                                                usb_fill_bulk_urb(usX2Y->AS04.urb[j], usX2Y->dev,
+                                                                  usb_sndbulkpipe(usX2Y->dev, 0x04), &p4out->val.vol,
                                                                   p4out->type == eLT_Light ? sizeof(struct us428_lights) : 5,
                                                                   i_usX2Y_Out04Int, usX2Y);
                                                 err = usb_submit_urb(usX2Y->AS04.urb[j], GFP_ATOMIC);
@@ -253,7 +254,7 @@ static void i_usX2Y_In04Int(struct urb *urb)
         if (err)
                 snd_printk(KERN_ERR "In04Int() usb_submit_urb err=%i\n", err);
 
-        urb->dev = usX2Y->chip.dev;
+        urb->dev = usX2Y->dev;
         usb_submit_urb(urb, GFP_ATOMIC);
 }
 
@@ -273,8 +274,8 @@ int usX2Y_AsyncSeq04_init(struct usX2Ydev *usX2Y)
                                 err = -ENOMEM;
                                 break;
                         }
-                        usb_fill_bulk_urb(      usX2Y->AS04.urb[i], usX2Y->chip.dev,
-                                                usb_sndbulkpipe(usX2Y->chip.dev, 0x04),
+                        usb_fill_bulk_urb(      usX2Y->AS04.urb[i], usX2Y->dev,
+                                                usb_sndbulkpipe(usX2Y->dev, 0x04),
                                                 usX2Y->AS04.buffer + URB_DataLen_AsyncSeq*i, 0,
                                                 i_usX2Y_Out04Int, usX2Y
                                 );
@@ -293,7 +294,7 @@ int usX2Y_In04_init(struct usX2Ydev *usX2Y)
         }
          
         init_waitqueue_head(&usX2Y->In04WaitQueue);
-        usb_fill_int_urb(usX2Y->In04urb, usX2Y->chip.dev, usb_rcvintpipe(usX2Y->chip.dev, 0x4),
+        usb_fill_int_urb(usX2Y->In04urb, usX2Y->dev, usb_rcvintpipe(usX2Y->dev, 0x4),
                          usX2Y->In04Buf, 21,
                          i_usX2Y_In04Int, usX2Y,
                          10);
@@ -348,13 +349,12 @@ static int usX2Y_create_card(struct usb_device *device, struct snd_card **cardp)
                               sizeof(struct usX2Ydev), &card);
         if (err < 0)
                 return err;
-        snd_usX2Y_card_used[usX2Y(card)->chip.index = dev] = 1;
+        snd_usX2Y_card_used[usX2Y(card)->card_index = dev] = 1;
         card->private_free = snd_usX2Y_card_private_free;
-        usX2Y(card)->chip.dev = device;
-        usX2Y(card)->chip.card = card;
+        usX2Y(card)->dev = device;
         init_waitqueue_head(&usX2Y(card)->prepare_wait_queue);
         mutex_init(&usX2Y(card)->prepare_mutex);
-        INIT_LIST_HEAD(&usX2Y(card)->chip.midi_list);
+        INIT_LIST_HEAD(&usX2Y(card)->midi_list);
         strcpy(card->driver, "USB "NAME_ALLCAPS"");
         sprintf(card->shortname, "TASCAM "NAME_ALLCAPS"");
         sprintf(card->longname, "%s (%x:%x if %d at %03d/%03d)",
@@ -362,7 +362,7 @@ static int usX2Y_create_card(struct usb_device *device, struct snd_card **cardp)
                 le16_to_cpu(device->descriptor.idVendor),
                 le16_to_cpu(device->descriptor.idProduct),
                 0,//us428(card)->usbmidi.ifnum,
-                usX2Y(card)->chip.dev->bus->busnum, usX2Y(card)->chip.dev->devnum
+                usX2Y(card)->dev->bus->busnum, usX2Y(card)->dev->devnum
                 );
         *cardp = card;
         return 0;
@@ -432,8 +432,8 @@ static void snd_usX2Y_card_private_free(struct snd_card *card)
         usb_free_urb(usX2Y(card)->In04urb);
         if (usX2Y(card)->us428ctls_sharedmem)
                 snd_free_pages(usX2Y(card)->us428ctls_sharedmem, sizeof(*usX2Y(card)->us428ctls_sharedmem));
-        if (usX2Y(card)->chip.index >= 0  &&  usX2Y(card)->chip.index < SNDRV_CARDS)
-                snd_usX2Y_card_used[usX2Y(card)->chip.index] = 0;
+        if (usX2Y(card)->card_index >= 0  &&  usX2Y(card)->card_index < SNDRV_CARDS)
+                snd_usX2Y_card_used[usX2Y(card)->card_index] = 0;
 }
 
 /*
@@ -445,13 +445,12 @@ static void usX2Y_usb_disconnect(struct usb_device *device, void* ptr)
                 struct snd_card *card = ptr;
                 struct usX2Ydev *usX2Y = usX2Y(card);
                 struct list_head *p;
-                usX2Y->chip.shutdown = 1;
                 usX2Y->chip_status = USX2Y_STAT_CHIP_HUP;
                 usX2Y_unlinkSeq(&usX2Y->AS04);
                 usb_kill_urb(usX2Y->In04urb);
                 snd_card_disconnect(card);
                 /* release the midi resources */
-                list_for_each(p, &usX2Y->chip.midi_list) {
+                list_for_each(p, &usX2Y->midi_list) {
                         snd_usbmidi_disconnect(p);
                 }
                 if (usX2Y->us428ctls_sharedmem) 
diff --git a/sound/usb/usx2y/usbusx2y.h b/sound/usb/usx2y/usbusx2y.h
index 456b5fdbc339..1d174cea352b 100644
--- a/sound/usb/usx2y/usbusx2y.h
+++ b/sound/usb/usx2y/usbusx2y.h
@@ -22,7 +22,8 @@ struct snd_usX2Y_urbSeq {
 #include "usx2yhwdeppcm.h"
 
 struct usX2Ydev {
-        struct snd_usb_audio    chip;
+        struct usb_device       *dev;
+        int                     card_index;
         int                     stride;
         struct urb              *In04urb;
         void                    *In04Buf;
@@ -42,6 +43,9 @@ struct usX2Ydev {
         struct snd_usX2Y_substream      *subs[4];
         struct snd_usX2Y_substream      * volatile  prepare_subs;
         wait_queue_head_t       prepare_wait_queue;
+        struct list_head        midi_list;
+        struct list_head        pcm_list;
+        int                     pcm_devs;
 };
 
 
diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c
index 9efd27f6b52f..5d37d1ccf813 100644
--- a/sound/usb/usx2y/usbusx2yaudio.c
+++ b/sound/usb/usx2y/usbusx2yaudio.c
@@ -32,6 +32,7 @@
 
 
 #include <linux/interrupt.h>
+#include <linux/slab.h>
 #include <linux/usb.h>
 #include <sound/core.h>
 #include <sound/info.h>
@@ -199,7 +200,7 @@ static int usX2Y_urb_submit(struct snd_usX2Y_substream *subs, struct urb *urb, i
                 return -ENODEV;
         urb->start_frame = (frame + NRURBS * nr_of_packs());  // let hcd do rollover sanity checks
         urb->hcpriv = NULL;
-        urb->dev = subs->usX2Y->chip.dev; /* we need to set this at each time */
+        urb->dev = subs->usX2Y->dev; /* we need to set this at each time */
         if ((err = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
                 snd_printk(KERN_ERR "usb_submit_urb() returned %i\n", err);
                 return err;
@@ -300,7 +301,7 @@ static void usX2Y_error_sequence(struct usX2Ydev *usX2Y,
 "Sequence Error!(hcd_frame=%i ep=%i%s;wait=%i,frame=%i).\n"
 "Most propably some urb of usb-frame %i is still missing.\n"
 "Cause could be too long delays in usb-hcd interrupt handling.\n",
-                   usb_get_current_frame_number(usX2Y->chip.dev),
+                   usb_get_current_frame_number(usX2Y->dev),
                    subs->endpoint, usb_pipein(urb->pipe) ? "in" : "out",
                    usX2Y->wait_iso_frame, urb->start_frame, usX2Y->wait_iso_frame);
         usX2Y_clients_stop(usX2Y);
@@ -313,7 +314,7 @@ static void i_usX2Y_urb_complete(struct urb *urb)
 
         if (unlikely(atomic_read(&subs->state) < state_PREPARED)) {
                 snd_printdd("hcd_frame=%i ep=%i%s status=%i start_frame=%i\n",
-                            usb_get_current_frame_number(usX2Y->chip.dev),
+                            usb_get_current_frame_number(usX2Y->dev),
                             subs->endpoint, usb_pipein(urb->pipe) ? "in" : "out",
                             urb->status, urb->start_frame);
                 return;
@@ -424,7 +425,7 @@ static int usX2Y_urbs_allocate(struct snd_usX2Y_substream *subs)
         int i;
         unsigned int pipe;
         int is_playback = subs == subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
-        struct usb_device *dev = subs->usX2Y->chip.dev;
+        struct usb_device *dev = subs->usX2Y->dev;
 
         pipe = is_playback ? usb_sndisocpipe(dev, subs->endpoint) :
                         usb_rcvisocpipe(dev, subs->endpoint);
@@ -500,7 +501,7 @@ static int usX2Y_urbs_start(struct snd_usX2Y_substream *subs)
                         unsigned long pack;
                         if (0 == i)
                                 atomic_set(&subs->state, state_STARTING3);
-                        urb->dev = usX2Y->chip.dev;
+                        urb->dev = usX2Y->dev;
                         urb->transfer_flags = URB_ISO_ASAP;
                         for (pack = 0; pack < nr_of_packs(); pack++) {
                                 urb->iso_frame_desc[pack].offset = subs->maxpacksize * pack;
@@ -692,7 +693,7 @@ static int usX2Y_rate_set(struct usX2Ydev *usX2Y, int rate)
                         }
                         ((char*)(usbdata + i))[0] = ra[i].c1;
                         ((char*)(usbdata + i))[1] = ra[i].c2;
-                        usb_fill_bulk_urb(us->urb[i], usX2Y->chip.dev, usb_sndbulkpipe(usX2Y->chip.dev, 4),
+                        usb_fill_bulk_urb(us->urb[i], usX2Y->dev, usb_sndbulkpipe(usX2Y->dev, 4),
                                           usbdata + i, 2, i_usX2Y_04Int, usX2Y);
 #ifdef OLD_USB
                         us->urb[i]->transfer_flags = USB_QUEUE_BULK;
@@ -740,17 +741,17 @@ static int usX2Y_format_set(struct usX2Ydev *usX2Y, snd_pcm_format_t format)
                 alternate = 1;
                 usX2Y->stride = 4;
         }
-        list_for_each(p, &usX2Y->chip.midi_list) {
+        list_for_each(p, &usX2Y->midi_list) {
                 snd_usbmidi_input_stop(p);
         }
         usb_kill_urb(usX2Y->In04urb);
-        if ((err = usb_set_interface(usX2Y->chip.dev, 0, alternate))) {
+        if ((err = usb_set_interface(usX2Y->dev, 0, alternate))) {
                 snd_printk(KERN_ERR "usb_set_interface error \n");
                 return err;
         }
-        usX2Y->In04urb->dev = usX2Y->chip.dev;
+        usX2Y->In04urb->dev = usX2Y->dev;
         err = usb_submit_urb(usX2Y->In04urb, GFP_KERNEL);
-        list_for_each(p, &usX2Y->chip.midi_list) {
+        list_for_each(p, &usX2Y->midi_list) {
                 snd_usbmidi_input_start(p);
         }
         usX2Y->format = format;
@@ -955,7 +956,7 @@ static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint,
         struct snd_pcm *pcm;
         int err, i;
         struct snd_usX2Y_substream **usX2Y_substream =
-                usX2Y(card)->subs + 2 * usX2Y(card)->chip.pcm_devs;
+                usX2Y(card)->subs + 2 * usX2Y(card)->pcm_devs;
 
         for (i = playback_endpoint ? SNDRV_PCM_STREAM_PLAYBACK : SNDRV_PCM_STREAM_CAPTURE;
              i <= SNDRV_PCM_STREAM_CAPTURE; ++i) {
@@ -971,7 +972,7 @@ static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint,
                 usX2Y_substream[SNDRV_PCM_STREAM_PLAYBACK]->endpoint = playback_endpoint;
         usX2Y_substream[SNDRV_PCM_STREAM_CAPTURE]->endpoint = capture_endpoint;
 
-        err = snd_pcm_new(card, NAME_ALLCAPS" Audio", usX2Y(card)->chip.pcm_devs,
+        err = snd_pcm_new(card, NAME_ALLCAPS" Audio", usX2Y(card)->pcm_devs,
                           playback_endpoint ? 1 : 0, 1,
                           &pcm);
         if (err < 0) {
@@ -987,7 +988,7 @@ static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint,
         pcm->private_free = snd_usX2Y_pcm_private_free;
         pcm->info_flags = 0;
 
-        sprintf(pcm->name, NAME_ALLCAPS" Audio #%d", usX2Y(card)->chip.pcm_devs);
+        sprintf(pcm->name, NAME_ALLCAPS" Audio #%d", usX2Y(card)->pcm_devs);
 
         if ((playback_endpoint &&
              0 > (err = snd_pcm_lib_preallocate_pages(pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream,
@@ -1001,7 +1002,7 @@ static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint,
                 snd_usX2Y_pcm_private_free(pcm);
                 return err;
         }
-        usX2Y(card)->chip.pcm_devs++;
+        usX2Y(card)->pcm_devs++;
 
         return 0;
 }
@@ -1013,14 +1014,14 @@ int usX2Y_audio_create(struct snd_card *card)
 {
         int err = 0;
         
-        INIT_LIST_HEAD(&usX2Y(card)->chip.pcm_list);
+        INIT_LIST_HEAD(&usX2Y(card)->pcm_list);
 
         if (0 > (err = usX2Y_audio_stream_new(card, 0xA, 0x8)))
                 return err;
-        if (le16_to_cpu(usX2Y(card)->chip.dev->descriptor.idProduct) == USB_ID_US428)
+        if (le16_to_cpu(usX2Y(card)->dev->descriptor.idProduct) == USB_ID_US428)
              if (0 > (err = usX2Y_audio_stream_new(card, 0, 0xA)))
                      return err;
-        if (le16_to_cpu(usX2Y(card)->chip.dev->descriptor.idProduct) != USB_ID_US122)
+        if (le16_to_cpu(usX2Y(card)->dev->descriptor.idProduct) != USB_ID_US122)
                 err = usX2Y_rate_set(usX2Y(card), 44100);       // Lets us428 recognize output-volume settings, disturbs us122.
         return err;
 }
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c
index 4b2304c2e02d..2a528e56afd5 100644
--- a/sound/usb/usx2y/usx2yhwdeppcm.c
+++ b/sound/usb/usx2y/usx2yhwdeppcm.c
@@ -51,6 +51,7 @@
 */
 
 #include <linux/delay.h>
+#include <linux/gfp.h>
 #include "usbusx2yaudio.c"
 
 #if defined(USX2Y_NRPACKS_VARIABLE) || (!defined(USX2Y_NRPACKS_VARIABLE) &&  USX2Y_NRPACKS == 1)
@@ -234,7 +235,7 @@ static void i_usX2Y_usbpcm_urb_complete(struct urb *urb)
 
         if (unlikely(atomic_read(&subs->state) < state_PREPARED)) {
                 snd_printdd("hcd_frame=%i ep=%i%s status=%i start_frame=%i\n",
-                            usb_get_current_frame_number(usX2Y->chip.dev),
+                            usb_get_current_frame_number(usX2Y->dev),
                             subs->endpoint, usb_pipein(urb->pipe) ? "in" : "out",
                             urb->status, urb->start_frame);
                 return;
@@ -318,7 +319,7 @@ static int usX2Y_usbpcm_urbs_allocate(struct snd_usX2Y_substream *subs)
         int i;
         unsigned int pipe;
         int is_playback = subs == subs->usX2Y->subs[SNDRV_PCM_STREAM_PLAYBACK];
-        struct usb_device *dev = subs->usX2Y->chip.dev;
+        struct usb_device *dev = subs->usX2Y->dev;
 
         pipe = is_playback ? usb_sndisocpipe(dev, subs->endpoint) :
                         usb_rcvisocpipe(dev, subs->endpoint);
@@ -441,7 +442,7 @@ static int usX2Y_usbpcm_urbs_start(struct snd_usX2Y_substream *subs)
                                         unsigned long pack;
                                         if (0 == u)
                                                 atomic_set(&subs->state, state_STARTING3);
-                                        urb->dev = usX2Y->chip.dev;
+                                        urb->dev = usX2Y->dev;
                                         urb->transfer_flags = URB_ISO_ASAP;
                                         for (pack = 0; pack < nr_of_packs(); pack++) {
                                                 urb->iso_frame_desc[pack].offset = subs->maxpacksize * (pack + u * nr_of_packs());
@@ -741,7 +742,7 @@ int usX2Y_hwdep_pcm_new(struct snd_card *card)
         int err;
         struct snd_hwdep *hw;
         struct snd_pcm *pcm;
-        struct usb_device *dev = usX2Y(card)->chip.dev;
+        struct usb_device *dev = usX2Y(card)->dev;
         if (1 != nr_of_packs())
                 return 0;