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path: root/drivers/media/video/cx88/cx88-mpeg.c
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Diffstat (limited to 'drivers/media/video/cx88/cx88-mpeg.c')
-rw-r--r--drivers/media/video/cx88/cx88-mpeg.c22
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 a6b061c2644..22c2a88fbf1 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", __FUNCTION__, 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.frontend.felist);
+
+ printk(KERN_INFO "%s() allocating %d frontend(s)\n", __FUNCTION__, core->board.num_frontends);
+
+ for (i = 1; i <= core->board.num_frontends; i++) {
+ demod = videobuf_dvb_alloc_frontend(dev, &dev->frontends, i);
+ if(demod == NULL) {
+ printk(KERN_ERR "%s() failed to alloc\n", __FUNCTION__);
+ err = -ENOMEM;
+ goto fail_free;
+ }
+ }
+
/* Maintain a reference so cx88-video can query the 8802 device. */
core->dvbdev = dev;