57 crc32_body(u32 crc, unsigned char const *buf, size_t len, const u32 (*tab)[256])  argument
60 #  define DO_CRC(x) crc = t0[(crc ^ (x)) & 255] ^ (crc >> 8)
66 #  define DO_CRC(x) crc = t0[((crc >> 24) ^ (x)) & 255] ^ (crc << 8)
105 		q = crc ^ *++b; /* use pre increment for speed */
107 		crc = DO_CRC4;
109 		crc = DO_CRC8;
111 		crc ^= DO_CRC4;
127 	return crc;
145 static inline u32 __pure crc32_le_generic(u32 crc, unsigned char const *p,  argument
152 		crc ^= *p++;
154 			crc = (crc >> 1) ^ ((crc & 1) ? polynomial : 0);
158 		crc ^= *p++;
159 		crc = (crc >> 2) ^ tab[0][crc & 3];
160 		crc = (crc >> 2) ^ tab[0][crc & 3];
161 		crc = (crc >> 2) ^ tab[0][crc & 3];
162 		crc = (crc >> 2) ^ tab[0][crc & 3];
166 		crc ^= *p++;
167 		crc = (crc >> 4) ^ tab[0][crc & 15];
168 		crc = (crc >> 4) ^ tab[0][crc & 15];
173 		crc ^= *p++;
174 		crc = (crc >> 8) ^ tab[0][crc & 255];
177 	crc = (__force u32) __cpu_to_le32(crc);
178 	crc = crc32_body(crc, p, len, tab);
179 	crc = __le32_to_cpu((__force __le32)crc);
181 	return crc;
185 u32 __pure crc32_le(u32 crc, unsigned char const *p, size_t len)  argument
187 	return crc32_le_generic(crc, p, len, NULL, CRCPOLY_LE);
189 u32 __pure __crc32c_le(u32 crc, unsigned char const *p, size_t len)  argument
191 	return crc32_le_generic(crc, p, len, NULL, CRC32C_POLY_LE);
194 u32 __pure crc32_le(u32 crc, unsigned char const *p, size_t len)  argument
196 	return crc32_le_generic(crc, p, len,
199 u32 __pure __crc32c_le(u32 crc, unsigned char const *p, size_t len)  argument
201 	return crc32_le_generic(crc, p, len,
239 static u32 __attribute_const__ crc32_generic_shift(u32 crc, size_t len,  argument
247 		crc = (crc >> 1) ^ (crc & 1 ? polynomial : 0);
251 		return crc;
256 			crc = gf2_multiply(crc, power, polynomial);
266 	return crc;
269 u32 __attribute_const__ crc32_le_shift(u32 crc, size_t len)  argument
271 	return crc32_generic_shift(crc, len, CRCPOLY_LE);
274 u32 __attribute_const__ __crc32c_le_shift(u32 crc, size_t len)  argument
276 	return crc32_generic_shift(crc, len, CRC32C_POLY_LE);
290 static inline u32 __pure crc32_be_generic(u32 crc, unsigned char const *p,  argument
297 		crc ^= *p++ << 24;
299 			crc =
300 			    (crc << 1) ^ ((crc & 0x80000000) ? polynomial :
305 		crc ^= *p++ << 24;
306 		crc = (crc << 2) ^ tab[0][crc >> 30];
307 		crc = (crc << 2) ^ tab[0][crc >> 30];
308 		crc = (crc << 2) ^ tab[0][crc >> 30];
309 		crc = (crc << 2) ^ tab[0][crc >> 30];
313 		crc ^= *p++ << 24;
314 		crc = (crc << 4) ^ tab[0][crc >> 28];
315 		crc = (crc << 4) ^ tab[0][crc >> 28];
319 		crc ^= *p++ << 24;
320 		crc = (crc << 8) ^ tab[0][crc >> 24];
323 	crc = (__force u32) __cpu_to_be32(crc);
324 	crc = crc32_body(crc, p, len, tab);
325 	crc = __be32_to_cpu((__force __be32)crc);
327 	return crc;
331 u32 __pure crc32_be(u32 crc, unsigned char const *p, size_t len)  argument
333 	return crc32_be_generic(crc, p, len, NULL, CRCPOLY_BE);
336 u32 __pure crc32_be(u32 crc, unsigned char const *p, size_t len)  argument
338 	return crc32_be_generic(crc, p, len,
865 	u32 crc;	/* random starting crc */  member
988 	static u32 crc;  local
994 		crc ^= __crc32c_le(test[i].crc, test_buf +
1004 		if (test[i].crc32c_le != __crc32c_le(test[i].crc, test_buf +
1036 		crc_full = __crc32c_le(test[i].crc, test_buf + test[i].start,
1042 			crc1 = __crc32c_le(test[i].crc, test_buf +
1074 	static u32 crc;  local
1080 		crc ^= crc32_le(test[i].crc, test_buf +
1083 		crc ^= crc32_be(test[i].crc, test_buf +
1093 		if (test[i].crc_le != crc32_le(test[i].crc, test_buf +
1097 		if (test[i].crc_be != crc32_be(test[i].crc, test_buf +
1130 		crc_full = crc32_le(test[i].crc, test_buf + test[i].start,
1136 			crc1 = crc32_le(test[i].crc, test_buf +