Although the interface could be set in identify state, ideally it should be
done in
the probe.
Allow d->props.bInterfaceNumber try to set the correct interface rather than
return error.
Signed-off-by: Malcolm Priestley <tvbox...@gmail.com>
---
drivers/media/dvb/dvb-usb/dvb_usb_init.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/media/dvb/dvb-usb/dvb_usb_init.c
b/drivers/media/dvb/dvb-usb/dvb_usb_init.c
index c16a28a..b2eb8ac 100644
--- a/drivers/media/dvb/dvb-usb/dvb_usb_init.c
+++ b/drivers/media/dvb/dvb-usb/dvb_usb_init.c
@@ -391,8 +391,15 @@ int dvb_usbv2_probe(struct usb_interface *intf,
if (d->intf->cur_altsetting->desc.bInterfaceNumber !=
d->props.bInterfaceNumber) {
- ret = -ENODEV;
- goto err_kfree;
+ usb_reset_configuration(d->udev);
+
+ ret = usb_set_interface(d->udev,
+ d->intf->cur_altsetting->desc.bInterfaceNumber,
+ d->props.bInterfaceNumber);
+ if (ret < 0) {
+ ret = -ENODEV;
+ goto err_kfree;
+ }
}
mutex_init(&d->usb_mutex);
--
1.7.10
--
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