Commit af7d374a authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

[media] saa7115: initialize demod type and add the needed pads 



The saa7115 driver is used on several em28xx-based devices.
Now that we're about to add MC support to em28xx, we need to
be sure that the saa711x demod will be properly mapped at MC.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent f92c70ad

drivers/media/i2c/saa7115.c

+19 −0
Original line number Diff line number Diff line
@@ -46,6 +46,7 @@ 
#include <linux/videodev2.h>

#include <media/v4l2-device.h>

#include <media/v4l2-ctrls.h>

#include <media/v4l2-mc.h>

#include <media/i2c/saa7115.h>

#include <asm/div64.h>
@@ -74,6 +75,9 @@ enum saa711x_model { 


struct saa711x_state {

	struct v4l2_subdev sd;

#ifdef CONFIG_MEDIA_CONTROLLER

	struct media_pad pads[DEMOD_NUM_PADS];

#endif

	struct v4l2_ctrl_handler hdl;



	struct {
@@ -1809,6 +1813,9 @@ static int saa711x_probe(struct i2c_client *client, 
	struct saa7115_platform_data *pdata;

	int ident;

	char name[CHIP_VER_SIZE + 1];

#if defined(CONFIG_MEDIA_CONTROLLER)

	int ret;

#endif



	/* Check if the adapter supports the needed features */

	if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
@@ -1832,6 +1839,18 @@ static int saa711x_probe(struct i2c_client *client, 
	sd = &state->sd;

	v4l2_i2c_subdev_init(sd, client, &saa711x_ops);



#if defined(CONFIG_MEDIA_CONTROLLER)

	state->pads[DEMOD_PAD_IF_INPUT].flags = MEDIA_PAD_FL_SINK;

	state->pads[DEMOD_PAD_VID_OUT].flags = MEDIA_PAD_FL_SOURCE;

	state->pads[DEMOD_PAD_VBI_OUT].flags = MEDIA_PAD_FL_SOURCE;



	sd->entity.function = MEDIA_ENT_F_ATV_DECODER;



	ret = media_entity_pads_init(&sd->entity, DEMOD_NUM_PADS, state->pads);

	if (ret < 0)

		return ret;

#endif



	v4l_info(client, "%s found @ 0x%x (%s)\n", name,

		 client->addr << 1, client->adapter->name);

	hdl = &state->hdl;

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