diff options
Diffstat (limited to 'sound/usb/usx2y/usbusx2y.c')
| -rw-r--r-- | sound/usb/usx2y/usbusx2y.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sound/usb/usx2y/usbusx2y.c b/sound/usb/usx2y/usbusx2y.c index 5f81c68fd42b..5756ff3528a2 100644 --- a/sound/usb/usx2y/usbusx2y.c +++ b/sound/usb/usx2y/usbusx2y.c @@ -151,6 +151,12 @@ static int snd_usx2y_card_used[SNDRV_CARDS]; static void snd_usx2y_card_private_free(struct snd_card *card); static void usx2y_unlinkseq(struct snd_usx2y_async_seq *s); +#ifdef USX2Y_NRPACKS_VARIABLE +int nrpacks = USX2Y_NRPACKS; /* number of packets per urb */ +module_param(nrpacks, int, 0444); +MODULE_PARM_DESC(nrpacks, "Number of packets per URB."); +#endif + /* * pipe 4 is used for switching the lamps, setting samplerate, volumes .... */ @@ -432,6 +438,11 @@ static int snd_usx2y_probe(struct usb_interface *intf, struct snd_card *card; int err; +#ifdef USX2Y_NRPACKS_VARIABLE + if (nrpacks < 0 || nrpacks > USX2Y_NRPACKS_MAX) + return -EINVAL; +#endif + 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 && |