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path: root/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c
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Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-video-v4l.c')
-rw-r--r--drivers/media/video/pvrusb2/pvrusb2-video-v4l.c35
1 files changed, 20 insertions, 15 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c b/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c
index d2fe7c8..4c96cf4 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c
@@ -54,6 +54,11 @@ static const int routing_scheme0[] = {
[PVR2_CVAL_INPUT_SVIDEO] = SAA7115_SVIDEO2,
};
+static const struct routing_scheme routing_def0 = {
+ .def = routing_scheme0,
+ .cnt = ARRAY_SIZE(routing_scheme0),
+};
+
static const int routing_scheme1[] = {
[PVR2_CVAL_INPUT_TV] = SAA7115_COMPOSITE4,
[PVR2_CVAL_INPUT_RADIO] = SAA7115_COMPOSITE5,
@@ -61,15 +66,14 @@ static const int routing_scheme1[] = {
[PVR2_CVAL_INPUT_SVIDEO] = SAA7115_SVIDEO2, /* or SVIDEO0, it seems */
};
-static const struct routing_scheme routing_schemes[] = {
- [PVR2_ROUTING_SCHEME_HAUPPAUGE] = {
- .def = routing_scheme0,
- .cnt = ARRAY_SIZE(routing_scheme0),
- },
- [PVR2_ROUTING_SCHEME_ONAIR] = {
- .def = routing_scheme1,
- .cnt = ARRAY_SIZE(routing_scheme1),
- },
+static const struct routing_scheme routing_def1 = {
+ .def = routing_scheme1,
+ .cnt = ARRAY_SIZE(routing_scheme1),
+};
+
+static const struct routing_scheme *routing_schemes[] = {
+ [PVR2_ROUTING_SCHEME_HAUPPAUGE] = &routing_def0,
+ [PVR2_ROUTING_SCHEME_ONAIR] = &routing_def1,
};
void pvr2_saa7115_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd)
@@ -81,12 +85,12 @@ void pvr2_saa7115_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd)
pvr2_trace(PVR2_TRACE_CHIPS, "subdev v4l2 set_input(%d)",
hdw->input_val);
- if ((sid < ARRAY_SIZE(routing_schemes)) &&
- ((sp = routing_schemes + sid) != NULL) &&
- (hdw->input_val >= 0) &&
- (hdw->input_val < sp->cnt)) {
- input = sp->def[hdw->input_val];
- } else {
+
+ sp = (sid < ARRAY_SIZE(routing_schemes)) ?
+ routing_schemes[sid] : NULL;
+ if ((sp == NULL) ||
+ (hdw->input_val < 0) ||
+ (hdw->input_val >= sp->cnt)) {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
"*** WARNING *** subdev v4l2 set_input:"
" Invalid routing scheme (%u)"
@@ -94,6 +98,7 @@ void pvr2_saa7115_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd)
sid, hdw->input_val);
return;
}
+ input = sp->def[hdw->input_val];
sd->ops->video->s_routing(sd, input, 0, 0);
}
}