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[media] adv7180: add more subdev video ops

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Add subdev video ops for ADV7180 video decoder.  This makes decoder usable on
the soc-camera drivers.
[Sergei: renamed adv7180_try_mbus_fmt() to adv7180_mbus_fmt().]

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Vladimir Barinov 2013-05-29 14:50:57 -03:00 committed by Mauro Carvalho Chehab
parent 5f454d82e5
commit cccb83f7a1
1 changed files with 46 additions and 0 deletions
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46
drivers/media/i2c/adv7180.c
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@ -1,6 +1,8 @@
/*
* adv7180.c Analog Devices ADV7180 video decoder driver
* Copyright (c) 2009 Intel Corporation
* Copyright (C) 2013 Cogent Embedded, Inc.
* Copyright (C) 2013 Renesas Solutions Corp.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@ -397,10 +399,54 @@ static void adv7180_exit_controls(struct adv7180_state *state)
v4l2_ctrl_handler_free(&state->ctrl_hdl);
}
static int adv7180_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned int index,
enum v4l2_mbus_pixelcode *code)
{
if (index > 0)
return -EINVAL;
*code = V4L2_MBUS_FMT_YUYV8_2X8;
return 0;
}
static int adv7180_mbus_fmt(struct v4l2_subdev *sd,
struct v4l2_mbus_framefmt *fmt)
{
struct adv7180_state *state = to_state(sd);
fmt->code = V4L2_MBUS_FMT_YUYV8_2X8;
fmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
fmt->field = V4L2_FIELD_INTERLACED;
fmt->width = 720;
fmt->height = state->curr_norm & V4L2_STD_525_60 ? 480 : 576;
return 0;
}
static int adv7180_g_mbus_config(struct v4l2_subdev *sd,
struct v4l2_mbus_config *cfg)
{
/*
* The ADV7180 sensor supports BT.601/656 output modes.
* The BT.656 is default and not yet configurable by s/w.
*/
cfg->flags = V4L2_MBUS_MASTER | V4L2_MBUS_PCLK_SAMPLE_RISING |
V4L2_MBUS_DATA_ACTIVE_HIGH;
cfg->type = V4L2_MBUS_BT656;
return 0;
}
static const struct v4l2_subdev_video_ops adv7180_video_ops = {
.querystd = adv7180_querystd,
.g_input_status = adv7180_g_input_status,
.s_routing = adv7180_s_routing,
.enum_mbus_fmt = adv7180_enum_mbus_fmt,
.try_mbus_fmt = adv7180_mbus_fmt,
.g_mbus_fmt = adv7180_mbus_fmt,
.s_mbus_fmt = adv7180_mbus_fmt,
.g_mbus_config = adv7180_g_mbus_config,
};
static const struct v4l2_subdev_core_ops adv7180_core_ops = {