From e545ac872ff884801a48beb7e6e0fc7513555fd9 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 26 Jan 2016 10:46:24 -0200 Subject: [PATCH] [media] tvp5150: Add pad-level subdev operations This patch enables the tvp5150 decoder driver to be used with the media controller framework by adding pad-level subdev operations and init the media entity pad. Signed-off-by: Laurent Pinchart Signed-off-by: Javier Martinez Canillas --- drivers/media/i2c/tvp5150.c | 53 +++++++++++++++++++++++++++++-------- 1 file changed, 42 insertions(+), 11 deletions(-) diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c index c277caaad8be..0ad122fcd632 100644 --- a/drivers/media/i2c/tvp5150.c +++ b/drivers/media/i2c/tvp5150.c @@ -37,6 +37,7 @@ MODULE_PARM_DESC(debug, "Debug level (0-2)"); struct tvp5150 { struct v4l2_subdev sd; + struct media_pad pad; struct v4l2_ctrl_handler hdl; struct v4l2_rect rect; @@ -826,17 +827,6 @@ static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd) } } -static int tvp5150_enum_mbus_code(struct v4l2_subdev *sd, - struct v4l2_subdev_pad_config *cfg, - struct v4l2_subdev_mbus_code_enum *code) -{ - if (code->pad || code->index) - return -EINVAL; - - code->code = MEDIA_BUS_FMT_UYVY8_2X8; - return 0; -} - static int tvp5150_fill_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_format *format) @@ -968,6 +958,38 @@ static int tvp5150_g_mbus_config(struct v4l2_subdev *sd, return 0; } +/**************************************************************************** + V4L2 subdev pad ops + ****************************************************************************/ +static int tvp5150_enum_mbus_code(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_mbus_code_enum *code) +{ + if (code->pad || code->index) + return -EINVAL; + + code->code = MEDIA_BUS_FMT_UYVY8_2X8; + return 0; +} + +static int tvp5150_enum_frame_size(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_frame_size_enum *fse) +{ + struct tvp5150 *decoder = to_tvp5150(sd); + + if (fse->index >= 8 || fse->code != MEDIA_BUS_FMT_UYVY8_2X8) + return -EINVAL; + + fse->code = MEDIA_BUS_FMT_UYVY8_2X8; + fse->min_width = decoder->rect.width; + fse->max_width = decoder->rect.width; + fse->min_height = decoder->rect.height / 2; + fse->max_height = decoder->rect.height / 2; + + return 0; +} + /**************************************************************************** I2C Command ****************************************************************************/ @@ -1132,6 +1154,7 @@ static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = { static const struct v4l2_subdev_pad_ops tvp5150_pad_ops = { .enum_mbus_code = tvp5150_enum_mbus_code, + .enum_frame_size = tvp5150_enum_frame_size, .set_fmt = tvp5150_fill_fmt, .get_fmt = tvp5150_fill_fmt, }; @@ -1287,6 +1310,14 @@ static int tvp5150_probe(struct i2c_client *c, } v4l2_i2c_subdev_init(sd, c, &tvp5150_ops); + sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; + +#if defined(CONFIG_MEDIA_CONTROLLER) + core->pad.flags = MEDIA_PAD_FL_SOURCE; + res = media_entity_pads_init(&sd->entity, 1, &core->pad); + if (res < 0) + return res; +#endif res = tvp5150_detect_version(core); if (res < 0) -- 2.39.5