[PATCH] dvb: ttpci: more error handling for firmware communication

o propagate more errors back to caller or log them, mainly in
  av7110.c and av7110_av.c
o fix error message in StartHWFilter
o do not StopHWFilter for handle 0xffff

Signed-off-by: Wolfgang Rohdewald <wolfgang@rohdewald.de>
Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/media/dvb/ttpci/av7110_av.h b/drivers/media/dvb/ttpci/av7110_av.h
index cc5e7a7e87c3..45dc144b8b43 100644
--- a/drivers/media/dvb/ttpci/av7110_av.h
+++ b/drivers/media/dvb/ttpci/av7110_av.h
@@ -3,14 +3,14 @@
 
 struct av7110;
 
-extern void av7110_set_vidmode(struct av7110 *av7110, int mode);
+extern int av7110_set_vidmode(struct av7110 *av7110, int mode);
 
 extern int av7110_record_cb(struct dvb_filter_pes2ts *p2t, u8 *buf, size_t len);
 extern int av7110_pes_play(void *dest, struct dvb_ringbuffer *buf, int dlen);
 extern int av7110_write_to_decoder(struct dvb_demux_feed *feed, const u8 *buf, size_t len);
 
 extern int av7110_set_volume(struct av7110 *av7110, int volleft, int volright);
-extern void av7110_av_stop(struct av7110 *av7110, int av);
+extern int av7110_av_stop(struct av7110 *av7110, int av);
 extern int av7110_av_start_record(struct av7110 *av7110, int av,
                           struct dvb_demux_feed *dvbdmxfeed);
 extern int av7110_av_start_play(struct av7110 *av7110, int av);