d2912cb15b
Based on 2 normalized pattern(s): 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 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 # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Samsung S5P/EXYNOS4 SoC Camera Subsystem driver
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*
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* Copyright (C) 2013 Samsung Electronics Co., Ltd.
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* Author: Sylwester Nawrocki <s.nawrocki@samsung.com>
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*/
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#include <linux/module.h>
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#include <media/drv-intf/exynos-fimc.h>
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#include "common.h"
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/* Called with the media graph mutex held or entity->stream_count > 0. */
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struct v4l2_subdev *fimc_find_remote_sensor(struct media_entity *entity)
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{
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struct media_pad *pad = &entity->pads[0];
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struct v4l2_subdev *sd;
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while (pad->flags & MEDIA_PAD_FL_SINK) {
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/* source pad */
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pad = media_entity_remote_pad(pad);
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if (!pad || !is_media_entity_v4l2_subdev(pad->entity))
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break;
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sd = media_entity_to_v4l2_subdev(pad->entity);
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if (sd->grp_id == GRP_ID_FIMC_IS_SENSOR ||
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sd->grp_id == GRP_ID_SENSOR)
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return sd;
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/* sink pad */
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pad = &sd->entity.pads[0];
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}
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return NULL;
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}
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EXPORT_SYMBOL(fimc_find_remote_sensor);
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void __fimc_vidioc_querycap(struct device *dev, struct v4l2_capability *cap,
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unsigned int caps)
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{
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strscpy(cap->driver, dev->driver->name, sizeof(cap->driver));
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strscpy(cap->card, dev->driver->name, sizeof(cap->card));
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snprintf(cap->bus_info, sizeof(cap->bus_info),
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"platform:%s", dev_name(dev));
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cap->device_caps = caps;
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cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
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}
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EXPORT_SYMBOL(__fimc_vidioc_querycap);
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MODULE_LICENSE("GPL");
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