diff options
Diffstat (limited to 'drivers/media/pci/cx23885/cx23885-core.c')
| -rw-r--r-- | drivers/media/pci/cx23885/cx23885-core.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/media/pci/cx23885/cx23885-core.c b/drivers/media/pci/cx23885/cx23885-core.c index 331eddac722..d452b5c076e 100644 --- a/drivers/media/pci/cx23885/cx23885-core.c +++ b/drivers/media/pci/cx23885/cx23885-core.c @@ -1997,9 +1997,14 @@ static int cx23885_initdev(struct pci_dev *pci_dev, if (!pci_dma_supported(pci_dev, 0xffffffff)) { printk("%s/0: Oops: no 32bit PCI DMA ???\n", dev->name); err = -EIO; - goto fail_irq; + goto fail_context; } + dev->alloc_ctx = vb2_dma_sg_init_ctx(&pci_dev->dev); + if (IS_ERR(dev->alloc_ctx)) { + err = PTR_ERR(dev->alloc_ctx); + goto fail_context; + } err = request_irq(pci_dev->irq, cx23885_irq, IRQF_SHARED, dev->name, dev); if (err < 0) { @@ -2028,6 +2033,8 @@ static int cx23885_initdev(struct pci_dev *pci_dev, return 0; fail_irq: + vb2_dma_sg_cleanup_ctx(dev->alloc_ctx); +fail_context: cx23885_dev_unregister(dev); fail_ctrl: v4l2_ctrl_handler_free(hdl); @@ -2053,6 +2060,7 @@ static void cx23885_finidev(struct pci_dev *pci_dev) free_irq(pci_dev->irq, dev); cx23885_dev_unregister(dev); + vb2_dma_sg_cleanup_ctx(dev->alloc_ctx); v4l2_ctrl_handler_free(&dev->ctrl_handler); v4l2_device_unregister(v4l2_dev); kfree(dev); |