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[media] dvb-usb return device errors to demuxer 

Return device errors to demuxer from on/off streamming and
 pid filtering.

Please test this patch with all dvb-usb devices.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Malcolm Priestley 2011-04-16 13:30:32 -03:00 committed by Mauro Carvalho Chehab
parent 6f030abf9a
commit c8b7ced346
1 changed files with 23 additions and 13 deletions
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36
drivers/media/dvb/dvb-usb/dvb-usb-dvb.c
View File

@ -12,7 +12,7 @@
static int dvb_usb_ctrl_feed(struct dvb_demux_feed *dvbdmxfeed, int onoff)
{
struct dvb_usb_adapter *adap = dvbdmxfeed->demux->priv;
int newfeedcount,ret;
int newfeedcount, ret;
if (adap == NULL)
return -ENODEV;
@ -24,9 +24,12 @@ static int dvb_usb_ctrl_feed(struct dvb_demux_feed *dvbdmxfeed, int onoff)
deb_ts("stop feeding\n");
usb_urb_kill(&adap->stream);
if (adap->props.streaming_ctrl != NULL)
if ((ret = adap->props.streaming_ctrl(adap,0)))
err("error while stopping stream.");
if (adap->props.streaming_ctrl != NULL) {
ret = adap->props.streaming_ctrl(adap, 0);
err("error while stopping stream.");
if (ret < 0)
return ret;
}
}
adap->feedcount = newfeedcount;
@ -49,17 +52,24 @@ static int dvb_usb_ctrl_feed(struct dvb_demux_feed *dvbdmxfeed, int onoff)
deb_ts("controlling pid parser\n");
if (adap->props.caps & DVB_USB_ADAP_HAS_PID_FILTER &&
adap->props.caps & DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF &&
adap->props.pid_filter_ctrl != NULL)
if (adap->props.pid_filter_ctrl(adap,adap->pid_filtering) < 0)
adap->props.caps &
DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF &&
adap->props.pid_filter_ctrl != NULL) {
ret = adap->props.pid_filter_ctrl(adap,
adap->pid_filtering);
if (ret < 0) {
err("could not handle pid_parser");
deb_ts("start feeding\n");
if (adap->props.streaming_ctrl != NULL)
if (adap->props.streaming_ctrl(adap,1)) {
err("error while enabling fifo.");
return -ENODEV;
return ret;
}
}
deb_ts("start feeding\n");
if (adap->props.streaming_ctrl != NULL) {
ret = adap->props.streaming_ctrl(adap, 1);
if (ret < 0) {
err("error while enabling fifo.");
return ret;
}
}
}
return 0;