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authorMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-07-31 12:43:39 -0400
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-09-17 13:16:19 -0400
commitf3efe15a2f057d699d4f2d252e6bfc347abd7368 (patch)
treed9f4ce7f5bf641bcde899315ac5c2dfffe5b254e /drivers/media/dvb-core/dvbdev.c
parentcaf276be3a962868fff3ad90bb9677a808aa299f (diff)
media: dvb: use signal types to discover pads
On tuner pads, multiple signals are present. Be sure to get the right PAD by using them. Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/dvb-core/dvbdev.c')
-rw-r--r--drivers/media/dvb-core/dvbdev.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c
index 9a5eed3f6cf6..b7171bf094fb 100644
--- a/drivers/media/dvb-core/dvbdev.c
+++ b/drivers/media/dvb-core/dvbdev.c
@@ -621,7 +621,7 @@ int dvb_create_media_graph(struct dvb_adapter *adap,
unsigned demux_pad = 0;
unsigned dvr_pad = 0;
unsigned ntuner = 0, ndemod = 0;
- int ret;
+ int ret, pad_source, pad_sink;
static const char *connector_name = "Television";
if (!mdev)
@@ -681,7 +681,7 @@ int dvb_create_media_graph(struct dvb_adapter *adap,
if (ret)
return ret;
- if (!ntuner)
+ if (!ntuner) {
ret = media_create_pad_links(mdev,
MEDIA_ENT_F_CONN_RF,
conn, 0,
@@ -689,22 +689,31 @@ int dvb_create_media_graph(struct dvb_adapter *adap,
demod, 0,
MEDIA_LNK_FL_ENABLED,
false);
- else
+ } else {
+ pad_sink = media_get_pad_index(tuner, true,
+ PAD_SIGNAL_ANALOG);
+ if (pad_sink < 0)
+ return -EINVAL;
ret = media_create_pad_links(mdev,
MEDIA_ENT_F_CONN_RF,
conn, 0,
MEDIA_ENT_F_TUNER,
- tuner, TUNER_PAD_RF_INPUT,
+ tuner, pad_sink,
MEDIA_LNK_FL_ENABLED,
false);
+ }
if (ret)
return ret;
}
if (ntuner && ndemod) {
+ pad_source = media_get_pad_index(tuner, true,
+ PAD_SIGNAL_ANALOG);
+ if (pad_source)
+ return -EINVAL;
ret = media_create_pad_links(mdev,
MEDIA_ENT_F_TUNER,
- tuner, TUNER_PAD_OUTPUT,
+ tuner, pad_source,
MEDIA_ENT_F_DTV_DEMOD,
demod, 0, MEDIA_LNK_FL_ENABLED,
false);