From bd7dd77c2a05c530684eea2e3af16449ae9c5d52 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Sun, 28 Dec 2008 16:45:02 +0100 Subject: ALSA: Convert to snd_card_create() in other sound/* Convert from snd_card_new() to the new snd_card_create() function in other sound subdirectories. Signed-off-by: Takashi Iwai --- sound/usb/usx2y/us122l.c | 8 +++++--- sound/usb/usx2y/usbusx2y.c | 7 +++++-- 2 files changed, 10 insertions(+), 5 deletions(-) (limited to 'sound/usb/usx2y') diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c index 73e59f4403a4..b21bb475c0ff 100644 --- a/sound/usb/usx2y/us122l.c +++ b/sound/usb/usx2y/us122l.c @@ -482,14 +482,16 @@ static struct snd_card *usx2y_create_card(struct usb_device *device) { int dev; struct snd_card *card; + int err; + for (dev = 0; dev < SNDRV_CARDS; ++dev) if (enable[dev] && !snd_us122l_card_used[dev]) break; if (dev >= SNDRV_CARDS) return NULL; - card = snd_card_new(index[dev], id[dev], THIS_MODULE, - sizeof(struct us122l)); - if (!card) + err = snd_card_create(index[dev], id[dev], THIS_MODULE, + sizeof(struct us122l), &card); + if (err < 0) return NULL; snd_us122l_card_used[US122L(card)->chip.index = dev] = 1; diff --git a/sound/usb/usx2y/usbusx2y.c b/sound/usb/usx2y/usbusx2y.c index 11639bd72a51..b848a1806385 100644 --- a/sound/usb/usx2y/usbusx2y.c +++ b/sound/usb/usx2y/usbusx2y.c @@ -337,13 +337,16 @@ static struct snd_card *usX2Y_create_card(struct usb_device *device) { 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) + err = snd_card_create(index[dev], id[dev], THIS_MODULE, + sizeof(struct usX2Ydev), &card); + if (err < 0) return NULL; snd_usX2Y_card_used[usX2Y(card)->chip.index = dev] = 1; card->private_free = snd_usX2Y_card_private_free; -- cgit v1.2.3 From 51721f70acaca5aa056b07c5cbe58e62662c068c Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Sun, 28 Dec 2008 16:55:08 +0100 Subject: ALSA: Return proper error code at probe in sound/usb/* Some drivers in soudn/usb/* don't handle the error code properly from snd_card_create(). This patch fixes these places. Signed-off-by: Takashi Iwai --- sound/usb/usx2y/us122l.c | 51 ++++++++++++++++++++++++++++------------------ sound/usb/usx2y/usbusx2y.c | 45 ++++++++++++++++++++++++---------------- 2 files changed, 59 insertions(+), 37 deletions(-) (limited to 'sound/usb/usx2y') diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c index b21bb475c0ff..98276aafefe6 100644 --- a/sound/usb/usx2y/us122l.c +++ b/sound/usb/usx2y/us122l.c @@ -478,7 +478,7 @@ static bool us122l_create_card(struct snd_card *card) return true; } -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; @@ -488,11 +488,11 @@ static struct snd_card *usx2y_create_card(struct usb_device *device) if (enable[dev] && !snd_us122l_card_used[dev]) break; if (dev >= SNDRV_CARDS) - return NULL; + return -ENODEV; err = snd_card_create(index[dev], id[dev], THIS_MODULE, sizeof(struct us122l), &card); if (err < 0) - return NULL; + return err; snd_us122l_card_used[US122L(card)->chip.index = dev] = 1; US122L(card)->chip.dev = device; @@ -511,46 +511,57 @@ static struct snd_card *usx2y_create_card(struct usb_device *device) US122L(card)->chip.dev->devnum ); snd_card_set_dev(card, &device->dev); - return card; + *cardp = card; + return 0; } -static void *us122l_usb_probe(struct usb_interface *intf, - const struct usb_device_id *device_id) +static int us122l_usb_probe(struct usb_interface *intf, + const struct usb_device_id *device_id, + struct snd_card **cardp) { struct usb_device *device = interface_to_usbdev(intf); - struct snd_card *card = usx2y_create_card(device); + struct snd_card *card; + int err; - if (!card) - return NULL; + err = usx2y_create_card(device, &card); + if (err < 0) + return err; - if (!us122l_create_card(card) || - snd_card_register(card) < 0) { + if (!us122l_create_card(card)) { snd_card_free(card); - return NULL; + return -EINVAL; + } + + err = snd_card_register(card); + if (err < 0) { + snd_card_free(card); + return err; } usb_get_dev(device); - return card; + *cardp = card; + return 0; } static int snd_us122l_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct snd_card *card; + int err; + snd_printdd(KERN_DEBUG"%p:%i\n", intf, intf->cur_altsetting->desc.bInterfaceNumber); if (intf->cur_altsetting->desc.bInterfaceNumber != 1) return 0; - card = us122l_usb_probe(usb_get_intf(intf), id); - - if (card) { - usb_set_intfdata(intf, card); - return 0; + err = us122l_usb_probe(usb_get_intf(intf), id, &card); + if (err < 0) { + usb_put_intf(intf); + return err; } - usb_put_intf(intf); - return -EIO; + usb_set_intfdata(intf, card); + return 0; } static void snd_us122l_disconnect(struct usb_interface *intf) diff --git a/sound/usb/usx2y/usbusx2y.c b/sound/usb/usx2y/usbusx2y.c index b848a1806385..af8b84954054 100644 --- a/sound/usb/usx2y/usbusx2y.c +++ b/sound/usb/usx2y/usbusx2y.c @@ -333,7 +333,7 @@ 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; @@ -343,11 +343,11 @@ static struct snd_card *usX2Y_create_card(struct usb_device *device) if (enable[dev] && !snd_usX2Y_card_used[dev]) break; if (dev >= SNDRV_CARDS) - return NULL; + return -ENODEV; err = snd_card_create(index[dev], id[dev], THIS_MODULE, sizeof(struct usX2Ydev), &card); if (err < 0) - return NULL; + 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; @@ -365,26 +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; } /* @@ -392,13 +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) -- cgit v1.2.3