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[linux-2.6.git] / drivers / usb / class / audio.c

diff --git a/drivers/usb/class/audio.c b/drivers/usb/class/audio.c
index 675b5ff..17a6dd7 100644 (file)
--- a/drivers/usb/class/audio.c
+++ b/drivers/usb/class/audio.c
@@ -509,10 +509,7 @@ static int dmabuf_mmap(struct vm_area_struct *vma, struct dmabuf *db, unsigned l
                        return -EINVAL;
        db->mapped = 1;
        for(nr = 0; nr < size; nr++) {
-               unsigned long pfn;
-
-               pfn = virt_to_phys(db->sgbuf[nr]) >> PAGE_SHIFT;
-               if (remap_pfn_range(vma, start, pfn, PAGE_SIZE, prot))
+               if (remap_page_range(vma, start, virt_to_phys(db->sgbuf[nr]), PAGE_SIZE, prot))
                        return -EAGAIN;
                start += PAGE_SIZE;
        }
@@ -638,13 +635,13 @@ static void usbin_stop(struct usb_audiodev *as)
                spin_unlock_irqrestore(&as->lock, flags);
                if (notkilled && signal_pending(current)) {
                        if (i & FLG_URB0RUNNING)
-                               usb_kill_urb(u->durb[0].urb);
+                               usb_unlink_urb(u->durb[0].urb);
                        if (i & FLG_URB1RUNNING)
-                               usb_kill_urb(u->durb[1].urb);
+                               usb_unlink_urb(u->durb[1].urb);
                        if (i & FLG_SYNC0RUNNING)
-                               usb_kill_urb(u->surb[0].urb);
+                               usb_unlink_urb(u->surb[0].urb);
                        if (i & FLG_SYNC1RUNNING)
-                               usb_kill_urb(u->surb[1].urb);
+                               usb_unlink_urb(u->surb[1].urb);
                        notkilled = 0;
                }
        }
@@ -1117,13 +1114,13 @@ static void usbout_stop(struct usb_audiodev *as)
                spin_unlock_irqrestore(&as->lock, flags);
                if (notkilled && signal_pending(current)) {
                        if (i & FLG_URB0RUNNING)
-                               usb_kill_urb(u->durb[0].urb);
+                               usb_unlink_urb(u->durb[0].urb);
                        if (i & FLG_URB1RUNNING)
-                               usb_kill_urb(u->durb[1].urb);
+                               usb_unlink_urb(u->durb[1].urb);
                        if (i & FLG_SYNC0RUNNING)
-                               usb_kill_urb(u->surb[0].urb);
+                               usb_unlink_urb(u->surb[0].urb);
                        if (i & FLG_SYNC1RUNNING)
-                               usb_kill_urb(u->surb[1].urb);
+                               usb_unlink_urb(u->surb[1].urb);
                        notkilled = 0;
                }
        }
@@ -1952,12 +1949,15 @@ static inline int prog_dmabuf_out(struct usb_audiodev *as)
 static int usb_audio_open_mixdev(struct inode *inode, struct file *file)
 {
        unsigned int minor = iminor(inode);
+       struct list_head *devs, *mdevs;
        struct usb_mixerdev *ms;
        struct usb_audio_state *s;
 
        down(&open_sem);
-       list_for_each_entry(s, &audiodevs, audiodev) {
-               list_for_each_entry(ms, &s->mixerlist, list) {
+       list_for_each(devs, &audiodevs) {
+               s = list_entry(devs, struct usb_audio_state, audiodev);
+               list_for_each(mdevs, &s->mixerlist) {
+                       ms = list_entry(mdevs, struct usb_mixerdev, list);
                        if (ms->dev_mixer == minor)
                                goto mixer_found;
                }
@@ -2634,13 +2634,16 @@ static int usb_audio_open(struct inode *inode, struct file *file)
 {
        unsigned int minor = iminor(inode);
        DECLARE_WAITQUEUE(wait, current);
+       struct list_head *devs, *adevs;
        struct usb_audiodev *as;
        struct usb_audio_state *s;
 
        for (;;) {
                down(&open_sem);
-               list_for_each_entry(s, &audiodevs, audiodev) {
-                       list_for_each_entry(as, &s->audiolist, list) {
+               list_for_each(devs, &audiodevs) {
+                       s = list_entry(devs, struct usb_audio_state, audiodev);
+                       list_for_each(adevs, &s->audiolist) {
+                               as = list_entry(adevs, struct usb_audiodev, list);
                                if (!((as->dev_audio ^ minor) & ~0xf))
                                        goto device_found;
                        }
@@ -3119,18 +3122,12 @@ static void prepmixch(struct consmixstate *state)
 {
        struct usb_device *dev = state->s->usbdev;
        struct mixerchannel *ch;
-       unsigned char *buf;
+       unsigned char buf[2];
        __s16 v1;
        unsigned int v2, v3;
 
        if (!state->nrmixch || state->nrmixch > SOUND_MIXER_NRDEVICES)
                return;
-       buf = kmalloc(sizeof(*buf) * 2, GFP_KERNEL);
-       if (!buf) {
-               printk(KERN_ERR "prepmixch: out of memory\n") ;
-               return;
-       }
-
        ch = &state->mixch[state->nrmixch-1];
        switch (ch->selector) {
        case 0:  /* mixer unit request */
@@ -3242,16 +3239,13 @@ static void prepmixch(struct consmixstate *state)
        default:
                goto err;
        }
-
- freebuf:
-       kfree(buf);
        return;
+
  err:
        printk(KERN_ERR "usbaudio: mixer request device %u if %u unit %u ch %u selector %u failed\n", 
               dev->devnum, state->ctrlif, ch->unitid, ch->chnum, ch->selector);
        if (state->nrmixch)
                state->nrmixch--;
-       goto freebuf;
 }
 
 
@@ -3815,6 +3809,7 @@ static int usb_audio_probe(struct usb_interface *intf,
 static void usb_audio_disconnect(struct usb_interface *intf)
 {
        struct usb_audio_state *s = usb_get_intfdata (intf);
+       struct list_head *list;
        struct usb_audiodev *as;
        struct usb_mixerdev *ms;
 
@@ -3836,7 +3831,8 @@ static void usb_audio_disconnect(struct usb_interface *intf)
        usb_set_intfdata (intf, NULL);
 
        /* deregister all audio and mixer devices, so no new processes can open this device */
-       list_for_each_entry(as, &s->audiolist, list) {
+       list_for_each(list, &s->audiolist) {
+               as = list_entry(list, struct usb_audiodev, list);
                usbin_disc(as);
                usbout_disc(as);
                wake_up(&as->usbin.dma.wait);
@@ -3847,7 +3843,8 @@ static void usb_audio_disconnect(struct usb_interface *intf)
                }
                as->dev_audio = -1;
        }
-       list_for_each_entry(ms, &s->mixerlist, list) {
+       list_for_each(list, &s->mixerlist) {
+               ms = list_entry(list, struct usb_mixerdev, list);
                if (ms->dev_mixer >= 0) {
                        unregister_sound_mixer(ms->dev_mixer);
                        printk(KERN_INFO "usbaudio: unregister mixer 14,%d\n", ms->dev_mixer);