diff options
author | David Howells <dhowells@redhat.com> | 2006-12-05 14:37:56 +0000 |
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committer | David Howells <dhowells@warthog.cambridge.redhat.com> | 2006-12-05 14:37:56 +0000 |
commit | 4c1ac1b49122b805adfa4efc620592f68dccf5db (patch) | |
tree | 87557f4bc2fd4fe65b7570489c2f610c45c0adcd /include/asm-sparc64/checksum.h | |
parent | c4028958b6ecad064b1a6303a6a5906d4fe48d73 (diff) | |
parent | d916faace3efc0bf19fe9a615a1ab8fa1a24cd93 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
drivers/infiniband/core/iwcm.c
drivers/net/chelsio/cxgb2.c
drivers/net/wireless/bcm43xx/bcm43xx_main.c
drivers/net/wireless/prism54/islpci_eth.c
drivers/usb/core/hub.h
drivers/usb/input/hid-core.c
net/core/netpoll.c
Fix up merge failures with Linus's head and fix new compilation failures.
Signed-Off-By: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include/asm-sparc64/checksum.h')
-rw-r--r-- | include/asm-sparc64/checksum.h | 77 |
1 files changed, 36 insertions, 41 deletions
diff --git a/include/asm-sparc64/checksum.h b/include/asm-sparc64/checksum.h index dc8bed246fc..70a006da763 100644 --- a/include/asm-sparc64/checksum.h +++ b/include/asm-sparc64/checksum.h @@ -30,7 +30,7 @@ * * it's best to have buff aligned on a 32-bit boundary */ -extern unsigned int csum_partial(const unsigned char * buff, int len, unsigned int sum); +extern __wsum csum_partial(const void * buff, int len, __wsum sum); /* the same as csum_partial, but copies from user space while it * checksums @@ -38,52 +38,50 @@ extern unsigned int csum_partial(const unsigned char * buff, int len, unsigned i * here even more important to align src and dst on a 32-bit (or even * better 64-bit) boundary */ -extern unsigned int csum_partial_copy_nocheck(const unsigned char *src, - unsigned char *dst, - int len, unsigned int sum); - -extern long __csum_partial_copy_from_user(const unsigned char __user *src, - unsigned char *dst, int len, - unsigned int sum); - -static inline unsigned int -csum_partial_copy_from_user(const unsigned char __user *src, - unsigned char *dst, int len, - unsigned int sum, int *err) +extern __wsum csum_partial_copy_nocheck(const void *src, void *dst, + int len, __wsum sum); + +extern long __csum_partial_copy_from_user(const void __user *src, + void *dst, int len, + __wsum sum); + +static inline __wsum +csum_partial_copy_from_user(const void __user *src, + void *dst, int len, + __wsum sum, int *err) { long ret = __csum_partial_copy_from_user(src, dst, len, sum); if (ret < 0) *err = -EFAULT; - return (unsigned int) ret; + return (__force __wsum) ret; } /* * Copy and checksum to user */ #define HAVE_CSUM_COPY_USER -extern long __csum_partial_copy_to_user(const unsigned char *src, - unsigned char __user *dst, int len, - unsigned int sum); - -static inline unsigned int -csum_and_copy_to_user(const unsigned char *src, - unsigned char __user *dst, int len, - unsigned int sum, int *err) +extern long __csum_partial_copy_to_user(const void *src, + void __user *dst, int len, + __wsum sum); + +static inline __wsum +csum_and_copy_to_user(const void *src, + void __user *dst, int len, + __wsum sum, int *err) { long ret = __csum_partial_copy_to_user(src, dst, len, sum); if (ret < 0) *err = -EFAULT; - return (unsigned int) ret; + return (__force __wsum) ret; } /* ihl is always 5 or greater, almost always is 5, and iph is word aligned * the majority of the time. */ -extern unsigned short ip_fast_csum(__const__ unsigned char *iph, - unsigned int ihl); +extern __sum16 ip_fast_csum(const void *iph, unsigned int ihl); /* Fold a partial checksum without adding pseudo headers. */ -static inline unsigned short csum_fold(unsigned int sum) +static inline __sum16 csum_fold(__wsum sum) { unsigned int tmp; @@ -93,16 +91,15 @@ static inline unsigned short csum_fold(unsigned int sum) " addc %1, %%g0, %1\n" " xnor %%g0, %1, %0\n" : "=&r" (sum), "=r" (tmp) - : "0" (sum), "1" (sum<<16) + : "0" (sum), "1" ((__force u32)sum<<16) : "cc"); - return (sum & 0xffff); + return (__force __sum16)sum; } -static inline unsigned long csum_tcpudp_nofold(unsigned long saddr, - unsigned long daddr, +static inline __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, unsigned int len, unsigned short proto, - unsigned int sum) + __wsum sum) { __asm__ __volatile__( " addcc %1, %0, %0\n" @@ -110,7 +107,7 @@ static inline unsigned long csum_tcpudp_nofold(unsigned long saddr, " addccc %3, %0, %0\n" " addc %0, %%g0, %0\n" : "=r" (sum), "=r" (saddr) - : "r" (daddr), "r" ((proto<<16)+len), "0" (sum), "1" (saddr) + : "r" (daddr), "r" (proto + len), "0" (sum), "1" (saddr) : "cc"); return sum; } @@ -119,22 +116,20 @@ static inline unsigned long csum_tcpudp_nofold(unsigned long saddr, * computes the checksum of the TCP/UDP pseudo-header * returns a 16-bit checksum, already complemented */ -static inline unsigned short int csum_tcpudp_magic(unsigned long saddr, - unsigned long daddr, +static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, unsigned short len, unsigned short proto, - unsigned int sum) + __wsum sum) { return csum_fold(csum_tcpudp_nofold(saddr,daddr,len,proto,sum)); } #define _HAVE_ARCH_IPV6_CSUM -static inline unsigned short int csum_ipv6_magic(struct in6_addr *saddr, - struct in6_addr *daddr, - __u32 len, - unsigned short proto, - unsigned int sum) +static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr, + const struct in6_addr *daddr, + __u32 len, unsigned short proto, + __wsum sum) { __asm__ __volatile__ ( " addcc %3, %4, %%g7\n" @@ -165,7 +160,7 @@ static inline unsigned short int csum_ipv6_magic(struct in6_addr *saddr, } /* this routine is used for miscellaneous IP-like checksums, mainly in icmp.c */ -static inline unsigned short ip_compute_csum(unsigned char * buff, int len) +static inline __sum16 ip_compute_csum(const void *buff, int len) { return csum_fold(csum_partial(buff, len, 0)); } |