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path: root/drivers/media/dvb/dvb-usb/dvb-usb-init.c
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Diffstat (limited to 'drivers/media/dvb/dvb-usb/dvb-usb-init.c')
-rw-r--r--drivers/media/dvb/dvb-usb/dvb-usb-init.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-init.c b/drivers/media/dvb/dvb-usb/dvb-usb-init.c
index 0dd90d1fe67c..ffdde83d1e77 100644
--- a/drivers/media/dvb/dvb-usb/dvb-usb-init.c
+++ b/drivers/media/dvb/dvb-usb/dvb-usb-init.c
@@ -136,7 +136,7 @@ static int dvb_usb_init(struct dvb_usb_device *d)
if (d->priv == NULL) {
err("no memory for priv in 'struct dvb_usb_device'");
return -ENOMEM;
- }
+ }
}
/* check the capabilities and set appropriate variables */
@@ -197,8 +197,13 @@ static struct dvb_usb_device_description * dvb_usb_find_device(struct usb_device
int dvb_usb_device_power_ctrl(struct dvb_usb_device *d, int onoff)
{
- if (d->powered == !onoff) {
- d->powered = onoff;
+ if (onoff)
+ d->powered++;
+ else
+ d->powered--;
+
+ if (d->powered == 0 || (onoff && d->powered == 1)) { // when switching from 1 to 0 or from 0 to 1
+ deb_info("power control: %d\n", onoff);
if (d->props.power_ctrl)
return d->props.power_ctrl(d, onoff);
}
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