[PATCH 11/11] [media] cx231xx: create connectors at the media graph

Mauro Carvalho Chehab
2016-02-12T09:46:31Z

We need to add connectors to the cx231xx graph.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
---
drivers/media/usb/cx231xx/cx231xx-cards.c | 3 ++
drivers/media/usb/cx231xx/cx231xx-dvb.c | 4 ++-
drivers/media/usb/cx231xx/cx231xx-video.c | 46 +++++++++++++++++++++++++++++++
drivers/media/usb/cx231xx/cx231xx.h | 3 ++
4 files changed, 55 insertions(+), 1 deletion(-)

diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c
index 0b8b5011f80e..be713f9378a4 100644
--- a/drivers/media/usb/cx231xx/cx231xx-cards.c
+++ b/drivers/media/usb/cx231xx/cx231xx-cards.c
@@ -1684,6 +1684,9 @@ static int cx231xx_usb_probe(struct usb_interface *interface,
/* load other modules required */
request_modules(dev);

+ /* Init entities at the Media Controller */
+ cx231xx_v4l2_create_entities(dev);
+
retval = v4l2_mc_create_media_graph(dev->media_dev);
if (retval < 0)
goto done;
diff --git a/drivers/media/usb/cx231xx/cx231xx-dvb.c b/drivers/media/usb/cx231xx/cx231xx-dvb.c
index 1eeddfc79829..0e85c8324427 100644
--- a/drivers/media/usb/cx231xx/cx231xx-dvb.c
+++ b/drivers/media/usb/cx231xx/cx231xx-dvb.c
@@ -25,6 +25,7 @@

#include <media/v4l2-common.h>
#include <media/videobuf-vmalloc.h>
+#include <media/tuner.h>

#include "xc5000.h"
#include "s5h1432.h"
@@ -551,7 +552,8 @@ static int register_dvb(struct cx231xx_dvb *dvb,

/* register network adapter */
dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
- result = dvb_create_media_graph(&dvb->adapter, false);
+ result = dvb_create_media_graph(&dvb->adapter,
+ dev->tuner_type == TUNER_ABSENT);
if (result < 0)
goto fail_create_graph;

diff --git a/drivers/media/usb/cx231xx/cx231xx-video.c b/drivers/media/usb/cx231xx/cx231xx-video.c
index 9b88cd8127ac..7222b1c27d40 100644
--- a/drivers/media/usb/cx231xx/cx231xx-video.c
+++ b/drivers/media/usb/cx231xx/cx231xx-video.c
@@ -1106,6 +1106,52 @@ static const char *iname[] = {
[CX231XX_VMUX_DEBUG] = "for debug only",
};

+void cx231xx_v4l2_create_entities(struct cx231xx *dev)
+{
+#if defined(CONFIG_MEDIA_CONTROLLER)
+ int ret, i;
+
+ /* Create entities for each input connector */
+ for (i = 0; i < MAX_CX231XX_INPUT; i++) {
+ struct media_entity *ent = &dev->input_ent[i];
+
+ if (!INPUT(i)->type)
+ break;
+
+ ent->name = iname[INPUT(i)->type];
+ ent->flags = MEDIA_ENT_FL_CONNECTOR;
+ dev->input_pad[i].flags = MEDIA_PAD_FL_SOURCE;
+
+ switch (INPUT(i)->type) {
+ case CX231XX_VMUX_COMPOSITE1:
+ ent->function = MEDIA_ENT_F_CONN_COMPOSITE;
+ break;
+ case CX231XX_VMUX_SVIDEO:
+ ent->function = MEDIA_ENT_F_CONN_SVIDEO;
+ break;
+ case CX231XX_VMUX_TELEVISION:
+ case CX231XX_VMUX_CABLE:
+ case CX231XX_VMUX_DVB:
+ /* The DVB core will handle it */
+ if (dev->tuner_type == TUNER_ABSENT)
+ continue;
+ /* fall though */
+ default: /* CX231XX_VMUX_DEBUG */
+ ent->function = MEDIA_ENT_F_CONN_RF;
+ break;
+ }
+
+ ret = media_entity_pads_init(ent, 1, &dev->input_pad[i]);
+ if (ret < 0)
+ pr_err("failed to initialize input pad[%d]!\n", i);
+
+ ret = media_device_register_entity(dev->media_dev, ent);
+ if (ret < 0)
+ pr_err("failed to register input entity %d!\n", i);
+ }
+#endif
+}
+
int cx231xx_enum_input(struct file *file, void *priv,
struct v4l2_input *i)
{
diff --git a/drivers/media/usb/cx231xx/cx231xx.h b/drivers/media/usb/cx231xx/cx231xx.h
index ec6d3f5bc36d..60e14776a6cd 100644
--- a/drivers/media/usb/cx231xx/cx231xx.h
+++ b/drivers/media/usb/cx231xx/cx231xx.h
@@ -663,6 +663,8 @@ struct cx231xx {
#if defined(CONFIG_MEDIA_CONTROLLER)
struct media_device *media_dev;
struct media_pad video_pad, vbi_pad;
+ struct media_entity input_ent[MAX_CX231XX_INPUT];
+ struct media_pad input_pad[MAX_CX231XX_INPUT];
#endif

unsigned char eedata[256];
@@ -943,6 +945,7 @@ int cx231xx_register_extension(struct cx231xx_ops *dev);
void cx231xx_unregister_extension(struct cx231xx_ops *dev);
void cx231xx_init_extension(struct cx231xx *dev);
void cx231xx_close_extension(struct cx231xx *dev);
+void cx231xx_v4l2_create_entities(struct cx231xx *dev);
int cx231xx_querycap(struct file *file, void *priv,
struct v4l2_capability *cap);
int cx231xx_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t);
--
2.5.0