ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/linux/drivers/media/platform/exynos4-is/common.c b/marvell/linux/drivers/media/platform/exynos4-is/common.c
new file mode 100644
index 0000000..944b224
--- /dev/null
+++ b/marvell/linux/drivers/media/platform/exynos4-is/common.c
@@ -0,0 +1,46 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Samsung S5P/EXYNOS4 SoC Camera Subsystem driver
+ *
+ * Copyright (C) 2013 Samsung Electronics Co., Ltd.
+ * Author: Sylwester Nawrocki <s.nawrocki@samsung.com>
+ */
+
+#include <linux/module.h>
+#include <media/drv-intf/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 || !is_media_entity_v4l2_subdev(pad->entity))
+ 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)
+{
+ strscpy(cap->driver, dev->driver->name, sizeof(cap->driver));
+ strscpy(cap->card, dev->driver->name, sizeof(cap->card));
+ snprintf(cap->bus_info, sizeof(cap->bus_info),
+ "platform:%s", dev_name(dev));
+}
+EXPORT_SYMBOL(__fimc_vidioc_querycap);
+
+MODULE_LICENSE("GPL");