diff options
author | Devin Heitmueller <dheitmueller@linuxtv.org> | 2009-03-11 09:01:00 +0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-03-30 19:43:26 +0400 |
commit | fc4ce6cd9855dcd1151a9afc067ea354179089f9 (patch) | |
tree | ab463988eb634e6bae258a57e55e9c72b22c7025 /drivers/media/video/au0828/au0828-core.c | |
parent | d9109bef4b4f501eee94ae68bf876f765d5c6941 (diff) | |
download | linux-fc4ce6cd9855dcd1151a9afc067ea354179089f9.tar.xz |
V4L/DVB (11077): au0828: properly handle missing analog USB endpoint
Move the setup of the analog isoc handler into au0828-video.c, so it does not
occur if there is not an .input section defined for the board. Also fixes a
case where if there is an input section but the board does not actually have
analog support, the digital support will continue to work as expected.
Thanks to Michael Krufky <mkrufky@linuxtv.org> for providing sample hardware
of various configurations to test with.
Signed-off-by: Devin Heitmueller <dheitmueller@linuxtv.org>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/au0828/au0828-core.c')
-rw-r--r-- | drivers/media/video/au0828/au0828-core.c | 30 |
1 files changed, 2 insertions, 28 deletions
diff --git a/drivers/media/video/au0828/au0828-core.c b/drivers/media/video/au0828/au0828-core.c index f47fd9d78fa0..2b5ade626e57 100644 --- a/drivers/media/video/au0828/au0828-core.c +++ b/drivers/media/video/au0828/au0828-core.c @@ -165,11 +165,9 @@ static void au0828_usb_disconnect(struct usb_interface *interface) static int au0828_usb_probe(struct usb_interface *interface, const struct usb_device_id *id) { - int ifnum, i; + int ifnum; struct au0828_dev *dev; struct usb_device *usbdev = interface_to_usbdev(interface); - struct usb_host_interface *iface_desc; - struct usb_endpoint_descriptor *endpoint; ifnum = interface->altsetting->desc.bInterfaceNumber; @@ -194,30 +192,6 @@ static int au0828_usb_probe(struct usb_interface *interface, usb_set_intfdata(interface, dev); - /* set au0828 usb interface0 to as5 */ - usb_set_interface(usbdev, - interface->cur_altsetting->desc.bInterfaceNumber, 5); - - /* Figure out which endpoint has the isoc interface */ - iface_desc = interface->cur_altsetting; - for(i = 0; i < iface_desc->desc.bNumEndpoints; i++){ - endpoint = &iface_desc->endpoint[i].desc; - if(((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN) && - ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_ISOC)){ - - /* we find our isoc in endpoint */ - u16 tmp = le16_to_cpu(endpoint->wMaxPacketSize); - dev->max_pkt_size = (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1); - dev->isoc_in_endpointaddr = endpoint->bEndpointAddress; - } - } - if(!(dev->isoc_in_endpointaddr)) { - printk("Could not locate isoc endpoint\n"); - kfree(dev); - return -ENODEV; - } - - /* Power Up the bridge */ au0828_write(dev, REG_600, 1 << 4); @@ -232,7 +206,7 @@ static int au0828_usb_probe(struct usb_interface *interface, /* Analog TV */ if (dev->board.input != NULL) - au0828_analog_register(dev); + au0828_analog_register(dev, interface); /* Digital TV */ au0828_dvb_register(dev); |