Revision cb1868869dce7b751b670aadfc1f1360bc224b29 authored by Marek Szyprowski on 17 December 2010, 05:47:42 UTC, committed by Kukjin Kim on 17 December 2010, 05:47:42 UTC
This patch adds new entries required by the new version of MAX8998 driver. Without them, the driver fails to init. See commit 50f19a4596 Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
1 parent 0f8f9c2
dsfield.h
/* include/net/dsfield.h - Manipulation of the Differentiated Services field */
/* Written 1998-2000 by Werner Almesberger, EPFL ICA */
#ifndef __NET_DSFIELD_H
#define __NET_DSFIELD_H
#include <linux/types.h>
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <asm/byteorder.h>
static inline __u8 ipv4_get_dsfield(const struct iphdr *iph)
{
return iph->tos;
}
static inline __u8 ipv6_get_dsfield(const struct ipv6hdr *ipv6h)
{
return ntohs(*(const __be16 *)ipv6h) >> 4;
}
static inline void ipv4_change_dsfield(struct iphdr *iph,__u8 mask,
__u8 value)
{
__u32 check = ntohs((__force __be16)iph->check);
__u8 dsfield;
dsfield = (iph->tos & mask) | value;
check += iph->tos;
if ((check+1) >> 16) check = (check+1) & 0xffff;
check -= dsfield;
check += check >> 16; /* adjust carry */
iph->check = (__force __sum16)htons(check);
iph->tos = dsfield;
}
static inline void ipv6_change_dsfield(struct ipv6hdr *ipv6h,__u8 mask,
__u8 value)
{
__u16 tmp;
tmp = ntohs(*(__be16 *) ipv6h);
tmp = (tmp & ((mask << 4) | 0xf00f)) | (value << 4);
*(__be16 *) ipv6h = htons(tmp);
}
#endif
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