linux/drivers/media/platform/exynos4-is/common.c
Sylwester Nawrocki 49b2f4c56f [media] exynos4-is: Remove support for non-dt platforms
All platforms supported by this driver are going to get device tree
support in this kernel release so remove code that would have been
actually not used any more.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
2014-05-23 18:52:54 -03:00

54 lines
1.5 KiB
C

/*
* Samsung S5P/EXYNOS4 SoC Camera Subsystem driver
*
* Copyright (C) 2013 Samsung Electronics Co., Ltd.
* Author: Sylwester Nawrocki <s.nawrocki@samsung.com>
*
* 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
* published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <media/exynos-fimc.h>
#include "common.h"
/* Called with the media graph mutex held or entity->stream_count > 0. */
struct v4l2_subdev *fimc_find_remote_sensor(struct media_entity *entity)
{
struct media_pad *pad = &entity->pads[0];
struct v4l2_subdev *sd;
while (pad->flags & MEDIA_PAD_FL_SINK) {
/* source pad */
pad = media_entity_remote_pad(pad);
if (pad == NULL ||
media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV)
break;
sd = media_entity_to_v4l2_subdev(pad->entity);
if (sd->grp_id == GRP_ID_FIMC_IS_SENSOR ||
sd->grp_id == GRP_ID_SENSOR)
return sd;
/* sink pad */
pad = &sd->entity.pads[0];
}
return NULL;
}
EXPORT_SYMBOL(fimc_find_remote_sensor);
void __fimc_vidioc_querycap(struct device *dev, struct v4l2_capability *cap,
unsigned int caps)
{
strlcpy(cap->driver, dev->driver->name, sizeof(cap->driver));
strlcpy(cap->card, dev->driver->name, sizeof(cap->card));
snprintf(cap->bus_info, sizeof(cap->bus_info),
"platform:%s", dev_name(dev));
cap->device_caps = caps;
cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
}
EXPORT_SYMBOL(__fimc_vidioc_querycap);
MODULE_LICENSE("GPL");