From 4b610d6d03eed17a035eba49826d1f47baf83396 Mon Sep 17 00:00:00 2001 From: Akinobu Mita Date: Sun, 6 May 2018 10:19:20 -0400 Subject: [PATCH] media: ov772x: add media controller support Create a source pad and set the media controller type to the sensor. Cc: Laurent Pinchart Cc: Hans Verkuil Reviewed-by: Jacopo Mondi Signed-off-by: Akinobu Mita Signed-off-by: Sakari Ailus Signed-off-by: Mauro Carvalho Chehab --- drivers/media/i2c/ov772x.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/drivers/media/i2c/ov772x.c b/drivers/media/i2c/ov772x.c index 3fdbe644648a..bb5327f4cb48 100644 --- a/drivers/media/i2c/ov772x.c +++ b/drivers/media/i2c/ov772x.c @@ -424,6 +424,9 @@ struct ov772x_priv { /* band_filter = COM8[5] ? 256 - BDBASE : 0 */ unsigned short band_filter; unsigned int fps; +#ifdef CONFIG_MEDIA_CONTROLLER + struct media_pad pad; +#endif }; /* @@ -1316,16 +1319,26 @@ static int ov772x_probe(struct i2c_client *client, if (ret < 0) goto error_gpio_put; +#ifdef CONFIG_MEDIA_CONTROLLER + priv->pad.flags = MEDIA_PAD_FL_SOURCE; + priv->subdev.entity.function = MEDIA_ENT_F_CAM_SENSOR; + ret = media_entity_pads_init(&priv->subdev.entity, 1, &priv->pad); + if (ret < 0) + goto error_gpio_put; +#endif + priv->cfmt = &ov772x_cfmts[0]; priv->win = &ov772x_win_sizes[0]; priv->fps = 15; ret = v4l2_async_register_subdev(&priv->subdev); if (ret) - goto error_gpio_put; + goto error_entity_cleanup; return 0; +error_entity_cleanup: + media_entity_cleanup(&priv->subdev.entity); error_gpio_put: if (priv->pwdn_gpio) gpiod_put(priv->pwdn_gpio); @@ -1341,6 +1354,7 @@ static int ov772x_remove(struct i2c_client *client) { struct ov772x_priv *priv = to_ov772x(i2c_get_clientdata(client)); + media_entity_cleanup(&priv->subdev.entity); clk_put(priv->clk); if (priv->pwdn_gpio) gpiod_put(priv->pwdn_gpio); -- 2.11.0