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@@ -1,22 +1,23 @@
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/*
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- * V4L2 subdevice support.
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+ * V4L2 sub-device
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*
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- * Copyright (C) 2010 Nokia Corporation
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+ * Copyright (C) 2010 Nokia Corporation
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*
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- * Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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+ * Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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+ * Sakari Ailus <sakari.ailus@iki.fi>
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*
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation.
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License version 2 as
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+ * published by the Free Software Foundation.
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*
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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- * GNU General Public License for more details.
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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*
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program; if not, write to the Free Software
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+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/types.h>
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@@ -58,3 +59,17 @@ const struct v4l2_file_operations v4l2_subdev_fops = {
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.unlocked_ioctl = subdev_ioctl,
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.release = subdev_close,
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};
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+
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+void v4l2_subdev_init(struct v4l2_subdev *sd, const struct v4l2_subdev_ops *ops)
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+{
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+ INIT_LIST_HEAD(&sd->list);
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+ BUG_ON(!ops);
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+ sd->ops = ops;
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+ sd->v4l2_dev = NULL;
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+ sd->flags = 0;
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+ sd->name[0] = '\0';
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+ sd->grp_id = 0;
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+ sd->dev_priv = NULL;
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+ sd->host_priv = NULL;
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+}
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+EXPORT_SYMBOL(v4l2_subdev_init);
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