Tuners actually have at least one connector on its
input.

Add a PAD to connect it.

Signed-off-by: Mauro Carvalho Chehab <mche...@osg.samsung.com>

diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c
index f00f1a5f279c..a8e7e2398f7a 100644
--- a/drivers/media/dvb-core/dvbdev.c
+++ b/drivers/media/dvb-core/dvbdev.c
@@ -34,6 +34,9 @@
 #include <linux/mutex.h>
 #include "dvbdev.h"
 
+/* Due to enum tuner_pad_index */
+#include <media/tuner.h>
+
 static DEFINE_MUTEX(dvbdev_mutex);
 static int dvbdev_debug;
 
@@ -552,7 +555,7 @@ void dvb_create_media_graph(struct dvb_adapter *adap)
        }
 
        if (tuner && demod)
-               media_create_pad_link(tuner, 0, demod, 0, 0);
+               media_create_pad_link(tuner, TUNER_PAD_IF_OUTPUT, demod, 0, 0);
 
        if (demod && demux)
                media_create_pad_link(demod, 1, demux, 0, MEDIA_LNK_FL_ENABLED);
diff --git a/drivers/media/usb/au0828/au0828-core.c 
b/drivers/media/usb/au0828/au0828-core.c
index e28cabe65934..f54c7d10f350 100644
--- a/drivers/media/usb/au0828/au0828-core.c
+++ b/drivers/media/usb/au0828/au0828-core.c
@@ -27,6 +27,9 @@
 #include <media/v4l2-common.h>
 #include <linux/mutex.h>
 
+/* Due to enum tuner_pad_index */
+#include <media/tuner.h>
+
 /*
  * 1 = General debug messages
  * 2 = USB handling
@@ -260,7 +263,7 @@ static void au0828_create_media_graph(struct au0828_dev 
*dev)
                return;
 
        if (tuner)
-               media_create_pad_link(tuner, 0, decoder, 0,
+               media_create_pad_link(tuner, TUNER_PAD_IF_OUTPUT, decoder, 0,
                                      MEDIA_LNK_FL_ENABLED);
        media_create_pad_link(decoder, 1, &dev->vdev.entity, 0,
                              MEDIA_LNK_FL_ENABLED);
diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c 
b/drivers/media/usb/cx231xx/cx231xx-cards.c
index 3b5c9ae39ad3..1070d87efc65 100644
--- a/drivers/media/usb/cx231xx/cx231xx-cards.c
+++ b/drivers/media/usb/cx231xx/cx231xx-cards.c
@@ -1264,7 +1264,7 @@ static void cx231xx_create_media_graph(struct cx231xx 
*dev)
                return;
 
        if (tuner)
-               media_create_pad_link(tuner, 0, decoder, 0,
+               media_create_pad_link(tuner, TUNER_PAD_IF_OUTPUT, decoder, 0,
                                         MEDIA_LNK_FL_ENABLED);
        media_create_pad_link(decoder, 1, &dev->vdev.entity, 0,
                                 MEDIA_LNK_FL_ENABLED);
diff --git a/drivers/media/v4l2-core/tuner-core.c 
b/drivers/media/v4l2-core/tuner-core.c
index 100b8f069640..b90f2a52db96 100644
--- a/drivers/media/v4l2-core/tuner-core.c
+++ b/drivers/media/v4l2-core/tuner-core.c
@@ -134,8 +134,9 @@ struct tuner {
        unsigned int        type; /* chip type id */
        void                *config;
        const char          *name;
+
 #if defined(CONFIG_MEDIA_CONTROLLER)
-       struct media_pad        pad;
+       struct media_pad        pad[TUNER_NUM_PADS];
 #endif
 };
 
@@ -695,11 +696,12 @@ static int tuner_probe(struct i2c_client *client,
        /* Should be just before return */
 register_client:
 #if defined(CONFIG_MEDIA_CONTROLLER)
-       t->pad.flags = MEDIA_PAD_FL_SOURCE;
+       t->pad[TUNER_PAD_RF_INPUT].flags = MEDIA_PAD_FL_SINK;
+       t->pad[TUNER_PAD_IF_OUTPUT].flags = MEDIA_PAD_FL_SOURCE;
        t->sd.entity.type = MEDIA_ENT_T_V4L2_SUBDEV_TUNER;
        t->sd.entity.name = t->name;
 
-       ret = media_entity_init(&t->sd.entity, 1, &t->pad);
+       ret = media_entity_init(&t->sd.entity, TUNER_NUM_PADS, &t->pad[0]);
        if (ret < 0) {
                tuner_err("failed to initialize media entity!\n");
                kfree(t);
diff --git a/include/media/tuner.h b/include/media/tuner.h
index b46ebb48fe74..95835c8069dd 100644
--- a/include/media/tuner.h
+++ b/include/media/tuner.h
@@ -25,6 +25,14 @@
 
 #include <linux/videodev2.h>
 
+/* Tuner PADs */
+/* FIXME: is this the right place for it? */
+enum tuner_pad_index {
+       TUNER_PAD_RF_INPUT,
+       TUNER_PAD_IF_OUTPUT,
+       TUNER_NUM_PADS
+};
+
 #define ADDR_UNSET (255)
 
 #define TUNER_TEMIC_PAL                        0        /* 4002 FH5 (3X 7756, 
9483) */
-- 
2.4.3


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