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author | James Morris <jmorris@namei.org> | 2009-03-26 22:28:11 +0100 |
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committer | James Morris <jmorris@namei.org> | 2009-03-26 22:28:11 +0100 |
commit | 1987f17d2266e882862528841429b5bf67bc8fe5 (patch) | |
tree | 5c3fbee88018ab7259a18c10e6320e575d0ed679 /sound/usb/usx2y/usbusx2y.c | |
parent | smack: convert smack to standard linux lists (diff) | |
parent | Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/gi... (diff) | |
download | linux-1987f17d2266e882862528841429b5bf67bc8fe5.tar.xz linux-1987f17d2266e882862528841429b5bf67bc8fe5.zip |
Merge branch 'master' into next
Diffstat (limited to 'sound/usb/usx2y/usbusx2y.c')
-rw-r--r-- | sound/usb/usx2y/usbusx2y.c | 56 |
1 files changed, 35 insertions, 21 deletions
diff --git a/sound/usb/usx2y/usbusx2y.c b/sound/usb/usx2y/usbusx2y.c index 11639bd72a51..5ce0da23ee96 100644 --- a/sound/usb/usx2y/usbusx2y.c +++ b/sound/usb/usx2y/usbusx2y.c @@ -227,9 +227,9 @@ static void i_usX2Y_In04Int(struct urb *urb) if (usX2Y->US04) { if (0 == usX2Y->US04->submitted) - do + do { err = usb_submit_urb(usX2Y->US04->urb[usX2Y->US04->submitted++], GFP_ATOMIC); - while (!err && usX2Y->US04->submitted < usX2Y->US04->len); + } while (!err && usX2Y->US04->submitted < usX2Y->US04->len); } else if (us428ctls && us428ctls->p4outLast >= 0 && us428ctls->p4outLast < N_us428_p4out_BUFS) { if (us428ctls->p4outLast != us428ctls->p4outSent) { @@ -333,18 +333,21 @@ static struct usb_device_id snd_usX2Y_usb_id_table[] = { { /* terminator */ } }; -static struct snd_card *usX2Y_create_card(struct usb_device *device) +static int usX2Y_create_card(struct usb_device *device, struct snd_card **cardp) { int dev; struct snd_card * card; + int err; + for (dev = 0; dev < SNDRV_CARDS; ++dev) if (enable[dev] && !snd_usX2Y_card_used[dev]) break; if (dev >= SNDRV_CARDS) - return NULL; - card = snd_card_new(index[dev], id[dev], THIS_MODULE, sizeof(struct usX2Ydev)); - if (!card) - return NULL; + return -ENODEV; + err = snd_card_create(index[dev], id[dev], THIS_MODULE, + sizeof(struct usX2Ydev), &card); + if (err < 0) + return err; snd_usX2Y_card_used[usX2Y(card)->chip.index = dev] = 1; card->private_free = snd_usX2Y_card_private_free; usX2Y(card)->chip.dev = device; @@ -362,26 +365,36 @@ static struct snd_card *usX2Y_create_card(struct usb_device *device) usX2Y(card)->chip.dev->bus->busnum, usX2Y(card)->chip.dev->devnum ); snd_card_set_dev(card, &device->dev); - return card; + *cardp = card; + return 0; } -static void *usX2Y_usb_probe(struct usb_device *device, struct usb_interface *intf, const struct usb_device_id *device_id) +static int usX2Y_usb_probe(struct usb_device *device, + struct usb_interface *intf, + const struct usb_device_id *device_id, + struct snd_card **cardp) { int err; struct snd_card * card; + + *cardp = NULL; if (le16_to_cpu(device->descriptor.idVendor) != 0x1604 || (le16_to_cpu(device->descriptor.idProduct) != USB_ID_US122 && le16_to_cpu(device->descriptor.idProduct) != USB_ID_US224 && - le16_to_cpu(device->descriptor.idProduct) != USB_ID_US428) || - !(card = usX2Y_create_card(device))) - return NULL; + le16_to_cpu(device->descriptor.idProduct) != USB_ID_US428)) + return -EINVAL; + + err = usX2Y_create_card(device, &card); + if (err < 0) + return err; if ((err = usX2Y_hwdep_new(card, device)) < 0 || (err = snd_card_register(card)) < 0) { snd_card_free(card); - return NULL; + return err; } - return card; + *cardp = card; + return 0; } /* @@ -389,13 +402,14 @@ static void *usX2Y_usb_probe(struct usb_device *device, struct usb_interface *in */ static int snd_usX2Y_probe(struct usb_interface *intf, const struct usb_device_id *id) { - void *chip; - chip = usX2Y_usb_probe(interface_to_usbdev(intf), intf, id); - if (chip) { - usb_set_intfdata(intf, chip); - return 0; - } else - return -EIO; + struct snd_card *card; + int err; + + err = usX2Y_usb_probe(interface_to_usbdev(intf), intf, id, &card); + if (err < 0) + return err; + dev_set_drvdata(&intf->dev, card); + return 0; } static void snd_usX2Y_disconnect(struct usb_interface *intf) |