/*
 * V4L2 OF binding parsing library
 *
 * Copyright (C) 2012 - 2013 Samsung Electronics Co., Ltd.
 * Author: Sylwester Nawrocki <s.nawrocki@samsung.com>
 *
 * Copyright (C) 2012 Renesas Electronics Corp.
 * Author: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 */
#ifndef _V4L2_OF_H
#define _V4L2_OF_H

#include <linux/list.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/of_graph.h>

#include <media/v4l2-mediabus.h>

struct device_node;

/**
 * struct v4l2_of_bus_mipi_csi2 - MIPI CSI-2 bus data structure
 * @flags: media bus (V4L2_MBUS_*) flags
 * @data_lanes: an array of physical data lane indexes
 * @clock_lane: physical lane index of the clock lane
 * @num_data_lanes: number of data lanes
 * @lane_polarities: polarity of the lanes. The order is the same of
 *		   the physical lanes.
 */
struct v4l2_of_bus_mipi_csi2 {
	unsigned int flags;
	unsigned char data_lanes[4];
	unsigned char clock_lane;
	unsigned short num_data_lanes;
	bool lane_polarities[5];
};

/**
 * struct v4l2_of_bus_parallel - parallel data bus data structure
 * @flags: media bus (V4L2_MBUS_*) flags
 * @bus_width: bus width in bits
 * @data_shift: data shift in bits
 */
struct v4l2_of_bus_parallel {
	unsigned int flags;
	unsigned char bus_width;
	unsigned char data_shift;
};

/**
 * struct v4l2_of_endpoint - the endpoint data structure
 * @base: struct of_endpoint containing port, id, and local of_node
 * @bus_type: bus type
 * @bus: bus configuration data structure
 * @link_frequencies: array of supported link frequencies
 * @nr_of_link_frequencies: number of elements in link_frequenccies array
 */
struct v4l2_of_endpoint {
	struct of_endpoint base;
	/* Fields below this line will be zeroed by v4l2_of_parse_endpoint() */
	enum v4l2_mbus_type bus_type;
	union {
		struct v4l2_of_bus_parallel parallel;
		struct v4l2_of_bus_mipi_csi2 mipi_csi2;
	} bus;
	u64 *link_frequencies;
	unsigned int nr_of_link_frequencies;
};

/**
 * struct v4l2_of_link - a link between two endpoints
 * @local_node: pointer to device_node of this endpoint
 * @local_port: identifier of the port this endpoint belongs to
 * @remote_node: pointer to device_node of the remote endpoint
 * @remote_port: identifier of the port the remote endpoint belongs to
 */
struct v4l2_of_link {
	struct device_node *local_node;
	unsigned int local_port;
	struct device_node *remote_node;
	unsigned int remote_port;
};

#ifdef CONFIG_OF
int v4l2_of_parse_endpoint(const struct device_node *node,
			   struct v4l2_of_endpoint *endpoint);
struct v4l2_of_endpoint *v4l2_of_alloc_parse_endpoint(
	const struct device_node *node);
void v4l2_of_free_endpoint(struct v4l2_of_endpoint *endpoint);
int v4l2_of_parse_link(const struct device_node *node,
		       struct v4l2_of_link *link);
void v4l2_of_put_link(struct v4l2_of_link *link);
#else /* CONFIG_OF */

static inline int v4l2_of_parse_endpoint(const struct device_node *node,
					struct v4l2_of_endpoint *link)
{
	return -ENOSYS;
}

static inline struct v4l2_of_endpoint *v4l2_of_alloc_parse_endpoint(
	const struct device_node *node)
{
	return NULL;
}

static inline void v4l2_of_free_endpoint(struct v4l2_of_endpoint *endpoint)
{
}

static inline int v4l2_of_parse_link(const struct device_node *node,
				     struct v4l2_of_link *link)
{
	return -ENOSYS;
}

static inline void v4l2_of_put_link(struct v4l2_of_link *link)
{
}

#endif /* CONFIG_OF */

#endif /* _V4L2_OF_H */
</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-29 10:56:56 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-29 10:56:56 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/ceph/pagevec.c?id=2c5d9555d6d937966d79d4c6529a5f7b9206e405'>2c5d9555d6d937966d79d4c6529a5f7b9206e405</a> (<a href='/cgit.cgi/linux/net-next.git/patch/net/ceph/pagevec.c?id=2c5d9555d6d937966d79d4c6529a5f7b9206e405'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=2c5d9555d6d937966d79d4c6529a5f7b9206e405'>4f3d220ea3aeaadcae0796c5456e0ef9a908071d</a> /<a href='/cgit.cgi/linux/net-next.git/tree/net/ceph/pagevec.c?id=2c5d9555d6d937966d79d4c6529a5f7b9206e405'>net/ceph/pagevec.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/ceph/pagevec.c?id=53cd1ad1a68fd10f677445e04ed63aa9ce39b36b'>53cd1ad1a68fd10f677445e04ed63aa9ce39b36b</a> (<a href='/cgit.cgi/linux/net-next.git/diff/net/ceph/pagevec.c?id=2c5d9555d6d937966d79d4c6529a5f7b9206e405&amp;id2=53cd1ad1a68fd10f677445e04ed63aa9ce39b36b'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/ceph/pagevec.c?id=2ad5d52d42810bed95100a3d912679d8864421ec'>2ad5d52d42810bed95100a3d912679d8864421ec</a> (<a href='/cgit.cgi/linux/net-next.git/diff/net/ceph/pagevec.c?id=2c5d9555d6d937966d79d4c6529a5f7b9206e405&amp;id2=2ad5d52d42810bed95100a3d912679d8864421ec'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'parisc-4.10-3' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux</div><div class='commit-msg'>Pull two parisc fixes from Helge Deller:
 "One fix to avoid usage of BITS_PER_LONG in user-space exported swab.h
  header which breaks compiling qemu, and one trivial fix for printk
  continuation in the parisc parport driver"

* 'parisc-4.10-3' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  parisc: Don't use BITS_PER_LONG in userspace-exported swab.h header
  parisc, parport_gsc: Fixes for printk continuation lines
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=2c5d9555d6d937966d79d4c6529a5f7b9206e405'>Diffstat</a> (limited to 'net/ceph/pagevec.c')</div><table summary='diffstat' class='diffstat'>