X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fnet%2Ftlan.h;h=5d32bc62bef883c3f982c3656915fa89a3d135e1;hb=6a77f38946aaee1cd85eeec6cf4229b204c15071;hp=b3c0e4a67a34dc38777a3cf57a3f592e08907a8d;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git diff --git a/drivers/net/tlan.h b/drivers/net/tlan.h index b3c0e4a67..5d32bc62b 100644 --- a/drivers/net/tlan.h +++ b/drivers/net/tlan.h @@ -443,7 +443,7 @@ typedef struct tlan_private_tag { /* Routines to access internal registers. */ -inline u8 TLan_DioRead8(u16 base_addr, u16 internal_addr) +static inline u8 TLan_DioRead8(u16 base_addr, u16 internal_addr) { outw(internal_addr, base_addr + TLAN_DIO_ADR); return (inb((base_addr + TLAN_DIO_DATA) + (internal_addr & 0x3))); @@ -453,7 +453,7 @@ inline u8 TLan_DioRead8(u16 base_addr, u16 internal_addr) -inline u16 TLan_DioRead16(u16 base_addr, u16 internal_addr) +static inline u16 TLan_DioRead16(u16 base_addr, u16 internal_addr) { outw(internal_addr, base_addr + TLAN_DIO_ADR); return (inw((base_addr + TLAN_DIO_DATA) + (internal_addr & 0x2))); @@ -463,7 +463,7 @@ inline u16 TLan_DioRead16(u16 base_addr, u16 internal_addr) -inline u32 TLan_DioRead32(u16 base_addr, u16 internal_addr) +static inline u32 TLan_DioRead32(u16 base_addr, u16 internal_addr) { outw(internal_addr, base_addr + TLAN_DIO_ADR); return (inl(base_addr + TLAN_DIO_DATA)); @@ -473,7 +473,7 @@ inline u32 TLan_DioRead32(u16 base_addr, u16 internal_addr) -inline void TLan_DioWrite8(u16 base_addr, u16 internal_addr, u8 data) +static inline void TLan_DioWrite8(u16 base_addr, u16 internal_addr, u8 data) { outw(internal_addr, base_addr + TLAN_DIO_ADR); outb(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x3)); @@ -483,7 +483,7 @@ inline void TLan_DioWrite8(u16 base_addr, u16 internal_addr, u8 data) -inline void TLan_DioWrite16(u16 base_addr, u16 internal_addr, u16 data) +static inline void TLan_DioWrite16(u16 base_addr, u16 internal_addr, u16 data) { outw(internal_addr, base_addr + TLAN_DIO_ADR); outw(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x2)); @@ -493,46 +493,38 @@ inline void TLan_DioWrite16(u16 base_addr, u16 internal_addr, u16 data) -inline void TLan_DioWrite32(u16 base_addr, u16 internal_addr, u32 data) +static inline void TLan_DioWrite32(u16 base_addr, u16 internal_addr, u32 data) { outw(internal_addr, base_addr + TLAN_DIO_ADR); outl(data, base_addr + TLAN_DIO_DATA + (internal_addr & 0x2)); } - - -#if 0 -inline void TLan_ClearBit(u8 bit, u16 port) -{ - outb_p(inb_p(port) & ~bit, port); -} - - - - -inline int TLan_GetBit(u8 bit, u16 port) -{ - return ((int) (inb_p(port) & bit)); -} - - - - -inline void TLan_SetBit(u8 bit, u16 port) -{ - outb_p(inb_p(port) | bit, port); -} -#endif - #define TLan_ClearBit( bit, port ) outb_p(inb_p(port) & ~bit, port) #define TLan_GetBit( bit, port ) ((int) (inb_p(port) & bit)) #define TLan_SetBit( bit, port ) outb_p(inb_p(port) | bit, port) -#ifdef I_LIKE_A_FAST_HASH_FUNCTION -/* given 6 bytes, view them as 8 6-bit numbers and return the XOR of those */ -/* the code below is about seven times as fast as the original code */ -inline u32 TLan_HashFunc( u8 *a ) +/* + * given 6 bytes, view them as 8 6-bit numbers and return the XOR of those + * the code below is about seven times as fast as the original code + * + * The original code was: + * + * u32 xor( u32 a, u32 b ) { return ( ( a && ! b ) || ( ! a && b ) ); } + * + * #define XOR8( a, b, c, d, e, f, g, h ) \ + * xor( a, xor( b, xor( c, xor( d, xor( e, xor( f, xor( g, h ) ) ) ) ) ) ) + * #define DA( a, bit ) ( ( (u8) a[bit/8] ) & ( (u8) ( 1 << bit%8 ) ) ) + * + * hash = XOR8( DA(a,0), DA(a, 6), DA(a,12), DA(a,18), DA(a,24), DA(a,30), DA(a,36), DA(a,42) ); + * hash |= XOR8( DA(a,1), DA(a, 7), DA(a,13), DA(a,19), DA(a,25), DA(a,31), DA(a,37), DA(a,43) ) << 1; + * hash |= XOR8( DA(a,2), DA(a, 8), DA(a,14), DA(a,20), DA(a,26), DA(a,32), DA(a,38), DA(a,44) ) << 2; + * hash |= XOR8( DA(a,3), DA(a, 9), DA(a,15), DA(a,21), DA(a,27), DA(a,33), DA(a,39), DA(a,45) ) << 3; + * hash |= XOR8( DA(a,4), DA(a,10), DA(a,16), DA(a,22), DA(a,28), DA(a,34), DA(a,40), DA(a,46) ) << 4; + * hash |= XOR8( DA(a,5), DA(a,11), DA(a,17), DA(a,23), DA(a,29), DA(a,35), DA(a,41), DA(a,47) ) << 5; + * + */ +static inline u32 TLan_HashFunc( const u8 *a ) { u8 hash; @@ -545,30 +537,4 @@ inline u32 TLan_HashFunc( u8 *a ) return (hash & 077); } - -#else /* original code */ - -inline u32 xor( u32 a, u32 b ) -{ - return ( ( a && ! b ) || ( ! a && b ) ); -} -#define XOR8( a, b, c, d, e, f, g, h ) xor( a, xor( b, xor( c, xor( d, xor( e, xor( f, xor( g, h ) ) ) ) ) ) ) -#define DA( a, bit ) ( ( (u8) a[bit/8] ) & ( (u8) ( 1 << bit%8 ) ) ) - -inline u32 TLan_HashFunc( u8 *a ) -{ - u32 hash; - - hash = XOR8( DA(a,0), DA(a, 6), DA(a,12), DA(a,18), DA(a,24), DA(a,30), DA(a,36), DA(a,42) ); - hash |= XOR8( DA(a,1), DA(a, 7), DA(a,13), DA(a,19), DA(a,25), DA(a,31), DA(a,37), DA(a,43) ) << 1; - hash |= XOR8( DA(a,2), DA(a, 8), DA(a,14), DA(a,20), DA(a,26), DA(a,32), DA(a,38), DA(a,44) ) << 2; - hash |= XOR8( DA(a,3), DA(a, 9), DA(a,15), DA(a,21), DA(a,27), DA(a,33), DA(a,39), DA(a,45) ) << 3; - hash |= XOR8( DA(a,4), DA(a,10), DA(a,16), DA(a,22), DA(a,28), DA(a,34), DA(a,40), DA(a,46) ) << 4; - hash |= XOR8( DA(a,5), DA(a,11), DA(a,17), DA(a,23), DA(a,29), DA(a,35), DA(a,41), DA(a,47) ) << 5; - - return hash; - -} - -#endif /* I_LIKE_A_FAST_HASH_FUNCTION */ #endif