22 asmlinkage void chacha20_block_xor_ssse3(u32 *state, u8 *dst, const u8 *src);
23 asmlinkage void chacha20_4block_xor_ssse3(u32 *state, u8 *dst, const u8 *src);
25 asmlinkage void chacha20_8block_xor_avx2(u32 *state, u8 *dst, const u8 *src);
29 static void chacha20_dosimd(u32 *state, u8 *dst, const u8 *src,  in chacha20_dosimd()  argument
37 			chacha20_8block_xor_avx2(state, dst, src);  in chacha20_dosimd()
40 			dst += CHACHA20_BLOCK_SIZE * 8;  in chacha20_dosimd()
46 		chacha20_4block_xor_ssse3(state, dst, src);  in chacha20_dosimd()
49 		dst += CHACHA20_BLOCK_SIZE * 4;  in chacha20_dosimd()
53 		chacha20_block_xor_ssse3(state, dst, src);  in chacha20_dosimd()
56 		dst += CHACHA20_BLOCK_SIZE;  in chacha20_dosimd()
62 		memcpy(dst, buf, bytes);  in chacha20_dosimd()
66 static int chacha20_simd(struct blkcipher_desc *desc, struct scatterlist *dst,  in chacha20_simd()  argument
74 		return crypto_chacha20_crypt(desc, dst, src, nbytes);  in chacha20_simd()
78 	blkcipher_walk_init(&walk, dst, src, nbytes);  in chacha20_simd()
86 		chacha20_dosimd(state, walk.dst.virt.addr, walk.src.virt.addr,  in chacha20_simd()
93 		chacha20_dosimd(state, walk.dst.virt.addr, walk.src.virt.addr,  in chacha20_simd()