/*
 * u_os_desc.h
 *
 * Utility definitions for "OS Descriptors" support
 *
 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * Author: Andrzej Pietrasiewicz <andrzej.p@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.
 */

#ifndef __U_OS_DESC_H__
#define __U_OS_DESC_H__

#include <asm/unaligned.h>
#include <linux/nls.h>

#define USB_EXT_PROP_DW_SIZE			0
#define USB_EXT_PROP_DW_PROPERTY_DATA_TYPE	4
#define USB_EXT_PROP_W_PROPERTY_NAME_LENGTH	8
#define USB_EXT_PROP_B_PROPERTY_NAME		10
#define USB_EXT_PROP_DW_PROPERTY_DATA_LENGTH	10
#define USB_EXT_PROP_B_PROPERTY_DATA		14

#define USB_EXT_PROP_RESERVED			0
#define USB_EXT_PROP_UNICODE			1
#define USB_EXT_PROP_UNICODE_ENV		2
#define USB_EXT_PROP_BINARY			3
#define USB_EXT_PROP_LE32			4
#define USB_EXT_PROP_BE32			5
#define USB_EXT_PROP_UNICODE_LINK		6
#define USB_EXT_PROP_UNICODE_MULTI		7

static inline u8 *__usb_ext_prop_ptr(u8 *buf, size_t offset)
{
	return buf + offset;
}

static inline u8 *usb_ext_prop_size_ptr(u8 *buf)
{
	return __usb_ext_prop_ptr(buf, USB_EXT_PROP_DW_SIZE);
}

static inline u8 *usb_ext_prop_type_ptr(u8 *buf)
{
	return __usb_ext_prop_ptr(buf, USB_EXT_PROP_DW_PROPERTY_DATA_TYPE);
}

static inline u8 *usb_ext_prop_name_len_ptr(u8 *buf)
{
	return __usb_ext_prop_ptr(buf, USB_EXT_PROP_W_PROPERTY_NAME_LENGTH);
}

static inline u8 *usb_ext_prop_name_ptr(u8 *buf)
{
	return __usb_ext_prop_ptr(buf, USB_EXT_PROP_B_PROPERTY_NAME);
}

static inline u8 *usb_ext_prop_data_len_ptr(u8 *buf, size_t off)
{
	return __usb_ext_prop_ptr(buf,
				  USB_EXT_PROP_DW_PROPERTY_DATA_LENGTH + off);
}

static inline u8 *usb_ext_prop_data_ptr(u8 *buf, size_t off)
{
	return __usb_ext_prop_ptr(buf, USB_EXT_PROP_B_PROPERTY_DATA + off);
}

static inline void usb_ext_prop_put_size(u8 *buf, int dw_size)
{
	put_unaligned_le32(dw_size, usb_ext_prop_size_ptr(buf));
}

static inline void usb_ext_prop_put_type(u8 *buf, int type)
{
	put_unaligned_le32(type, usb_ext_prop_type_ptr(buf));
}

static inline int usb_ext_prop_put_name(u8 *buf, const char *name, int pnl)
{
	int result;

	put_unaligned_le16(pnl, usb_ext_prop_name_len_ptr(buf));
	result = utf8s_to_utf16s(name, strlen(name), UTF16_LITTLE_ENDIAN,
		(wchar_t *) usb_ext_prop_name_ptr(buf), pnl - 2);
	if (result < 0)
		return result;

	put_unaligned_le16(0, &buf[USB_EXT_PROP_B_PROPERTY_NAME + pnl - 2]);

	return pnl;
}

static inline void usb_ext_prop_put_binary(u8 *buf, int pnl, const u8 *data,
					   int data_len)
{
	put_unaligned_le32(data_len, usb_ext_prop_data_len_ptr(buf, pnl));
	memcpy(usb_ext_prop_data_ptr(buf, pnl), data, data_len);
}

static inline int usb_ext_prop_put_unicode(u8 *buf, int pnl, const char *string,
					   int data_len)
{
	int result;
	put_unaligned_le32(data_len, usb_ext_prop_data_len_ptr(buf, pnl));
	result = utf8s_to_utf16s(string, data_len >> 1, UTF16_LITTLE_ENDIAN,
			(wchar_t *) usb_ext_prop_data_ptr(buf, pnl),
			data_len - 2);
	if (result < 0)
		return result;

	put_unaligned_le16(0,
		&buf[USB_EXT_PROP_B_PROPERTY_DATA + pnl + data_len - 2]);

	return data_len;
}

#endif /* __U_OS_DESC_H__ */
ge</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/storage/unusual_cypress.h?id=3d88460dbd285e7f32437b530d5bb7cb916142fa'>unusual_cypress.h</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='3d88460dbd285e7f32437b530d5bb7cb916142fa'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</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'>2017-02-09 17:46:30 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-09 17:46:30 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/storage/unusual_cypress.h?id=3d88460dbd285e7f32437b530d5bb7cb916142fa'>3d88460dbd285e7f32437b530d5bb7cb916142fa</a> (<a href='/cgit.cgi/linux/net-next.git/patch/drivers/usb/storage/unusual_cypress.h?id=3d88460dbd285e7f32437b530d5bb7cb916142fa'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=3d88460dbd285e7f32437b530d5bb7cb916142fa'>3cc4f479bb3813bb4804f5ed4d52a493003c9fa5</a> /<a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/storage/unusual_cypress.h?id=3d88460dbd285e7f32437b530d5bb7cb916142fa'>drivers/usb/storage/unusual_cypress.h</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/storage/unusual_cypress.h?id=55aac6ef53e114c28170ee3f79065cfa8ca9cf3f'>55aac6ef53e114c28170ee3f79065cfa8ca9cf3f</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/storage/unusual_cypress.h?id=3d88460dbd285e7f32437b530d5bb7cb916142fa&amp;id2=55aac6ef53e114c28170ee3f79065cfa8ca9cf3f'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/storage/unusual_cypress.h?id=697d3a21615672b2bf7724a65755799260325dda'>697d3a21615672b2bf7724a65755799260325dda</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/storage/unusual_cypress.h?id=3d88460dbd285e7f32437b530d5bb7cb916142fa&amp;id2=697d3a21615672b2bf7724a65755799260325dda'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge tag 'drm-fixes-for-v4.10-rc8' of git://people.freedesktop.org/~airlied/linux</div><div class='commit-msg'>Pull drm fixes from Dave Airlie:
 "This should be the final set of drm fixes for 4.10: one vmwgfx boot
  fix, one vc4 fix, and a few i915 fixes:

* tag 'drm-fixes-for-v4.10-rc8' of git://people.freedesktop.org/~airlied/linux:
  drm: vc4: adapt to new behaviour of drm_crtc.c
  drm/i915: Always convert incoming exec offsets to non-canonical
  drm/i915: Remove overzealous fence warn on runtime suspend
  drm/i915/bxt: Add MST support when do DPLL calculation
  drm/i915: don't warn about Skylake CPU - KabyPoint PCH combo
  drm/i915: fix i915 running as dom0 under Xen
  drm/i915: Flush untouched framebuffers before display on !llc
  drm/i915: fix use-after-free in page_flip_completed()
  drm/vmwgfx: Fix depth input into drm_mode_legacy_fb_format
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=3d88460dbd285e7f32437b530d5bb7cb916142fa'>Diffstat</a> (limited to 'drivers/usb/storage/unusual_cypress.h')</div><table summary='diffstat' class='diffstat'>