diff options
Diffstat (limited to 'drivers/media/video/cx88/cx88-mpeg.c')
| -rw-r--r-- | drivers/media/video/cx88/cx88-mpeg.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/media/video/cx88/cx88-mpeg.c b/drivers/media/video/cx88/cx88-mpeg.c index a6b061c2644a..6df5cf314186 100644 --- a/drivers/media/video/cx88/cx88-mpeg.c +++ b/drivers/media/video/cx88/cx88-mpeg.c @@ -768,7 +768,8 @@ static int __devinit cx8802_probe(struct pci_dev *pci_dev, { struct cx8802_dev *dev; struct cx88_core *core; - int err; + struct videobuf_dvb_frontend *demod; + int err,i; /* general setup */ core = cx88_core_get(pci_dev); @@ -781,6 +782,11 @@ static int __devinit cx8802_probe(struct pci_dev *pci_dev, if (!core->board.mpeg) goto fail_core; + if (!core->board.num_frontends) { + printk(KERN_ERR "%s() .num_frontends should be non-zero, err = %d\n", __func__, err); + goto fail_core; + } + err = -ENOMEM; dev = kzalloc(sizeof(*dev),GFP_KERNEL); if (NULL == dev) @@ -795,6 +801,20 @@ static int __devinit cx8802_probe(struct pci_dev *pci_dev, INIT_LIST_HEAD(&dev->drvlist); list_add_tail(&dev->devlist,&cx8802_devlist); + mutex_init(&dev->frontends.lock); + INIT_LIST_HEAD(&dev->frontends.felist); + + printk(KERN_INFO "%s() allocating %d frontend(s)\n", __func__, core->board.num_frontends); + + for (i = 1; i <= core->board.num_frontends; i++) { + demod = videobuf_dvb_alloc_frontend(&dev->frontends, i); + if(demod == NULL) { + printk(KERN_ERR "%s() failed to alloc\n", __func__); + err = -ENOMEM; + goto fail_free; + } + } + /* Maintain a reference so cx88-video can query the 8802 device. */ core->dvbdev = dev; |