Create a source pad and set the media controller type to the sensor.
Cc: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
Signed-off-by: Akinobu Mita <akinobu.mita@xxxxxxxxx>
---
* Changelog v2
- Fix typo s/meida/media/ in the patch title, noticed by Sakari Ailus
drivers/media/i2c/mt9m111.c | 22 ++++++++++++++++++++--
1 file changed, 20 insertions(+), 2 deletions(-)
diff --git a/drivers/media/i2c/mt9m111.c b/drivers/media/i2c/mt9m111.c
index 4fa10df..e1d5032 100644
--- a/drivers/media/i2c/mt9m111.c
+++ b/drivers/media/i2c/mt9m111.c
@@ -215,6 +215,9 @@ struct mt9m111 {
int power_count;
const struct mt9m111_datafmt *fmt;
int lastpage; /* PageMap cache value */
+#ifdef CONFIG_MEDIA_CONTROLLER
+ struct media_pad pad;
+#endif
};
/* Find a data format by a pixel code */
@@ -971,6 +974,14 @@ static int mt9m111_probe(struct i2c_client *client,
goto out_clkput;
}
+#ifdef CONFIG_MEDIA_CONTROLLER
+ mt9m111->pad.flags = MEDIA_PAD_FL_SOURCE;
+ mt9m111->subdev.entity.function = MEDIA_ENT_F_CAM_SENSOR;
+ ret = media_entity_pads_init(&mt9m111->subdev.entity, 1, &mt9m111->pad);
+ if (ret < 0)
+ goto out_hdlfree;
+#endif
+
/* Second stage probe - when a capture adapter is there */
mt9m111->rect.left = MT9M111_MIN_DARK_COLS;
mt9m111->rect.top = MT9M111_MIN_DARK_ROWS;
@@ -982,16 +993,20 @@ static int mt9m111_probe(struct i2c_client *client,
ret = mt9m111_video_probe(client);
if (ret < 0)
- goto out_hdlfree;
+ goto out_entityclean;
mt9m111->subdev.dev = &client->dev;
ret = v4l2_async_register_subdev(&mt9m111->subdev);
if (ret < 0)
- goto out_hdlfree;
+ goto out_entityclean;
return 0;
+out_entityclean:
+#ifdef CONFIG_MEDIA_CONTROLLER
+ media_entity_cleanup(&mt9m111->subdev.entity);
out_hdlfree:
+#endif
v4l2_ctrl_handler_free(&mt9m111->hdl);
out_clkput:
v4l2_clk_put(mt9m111->clk);
@@ -1004,6 +1019,9 @@ static int mt9m111_remove(struct i2c_client *client)
struct mt9m111 *mt9m111 = to_mt9m111(client);
v4l2_async_unregister_subdev(&mt9m111->subdev);
+#ifdef CONFIG_MEDIA_CONTROLLER
+ media_entity_cleanup(&mt9m111->subdev.entity);
+#endif
v4l2_clk_put(mt9m111->clk);
v4l2_ctrl_handler_free(&mt9m111->hdl);
--
2.7.4
