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Diffstat (limited to 'src/crypto/chacha20poly1305.c')
-rw-r--r--src/crypto/chacha20poly1305.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/src/crypto/chacha20poly1305.c b/src/crypto/chacha20poly1305.c
index c066d93..13b5ec6 100644
--- a/src/crypto/chacha20poly1305.c
+++ b/src/crypto/chacha20poly1305.c
@@ -83,10 +83,13 @@ void __init chacha20poly1305_fpu_init(void)
chacha20poly1305_use_neon = elf_hwcap & HWCAP_NEON;
#endif
}
-#elif defined(CONFIG_MIPS) && defined(CONFIG_64BIT)
+#elif defined(CONFIG_MIPS) && (defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2))
asmlinkage void poly1305_init_mips(void *ctx, const u8 key[16]);
asmlinkage void poly1305_blocks_mips(void *ctx, const u8 *inp, size_t len, u32 padbit);
asmlinkage void poly1305_emit_mips(void *ctx, u8 mac[16], const u32 nonce[4]);
+#if defined(CONFIG_CPU_MIPS32_R2)
+asmlinkage void chacha20_mips(u8 *out, const u8 *in, size_t len, const u32 key[8], const u32 counter[4]);
+#endif
void __init chacha20poly1305_fpu_init(void) { }
#else
void __init chacha20poly1305_fpu_init(void) { }
@@ -263,6 +266,10 @@ no_simd:
chacha20_arm(dst, src, bytes, &ctx->state[4], &ctx->state[12]);
ctx->state[12] += (bytes + 63) / 64;
return;
+#elif defined(CONFIG_MIPS) && defined(CONFIG_CPU_MIPS32_R2)
+ chacha20_mips(dst, src, bytes, &ctx->state[4], &ctx->state[12]);
+ ctx->state[12] += (bytes + 63) / 64;
+ return;
#endif
if (dst != src)
@@ -287,7 +294,7 @@ struct poly1305_ctx {
size_t num;
} __aligned(8);
-#if !(defined(CONFIG_X86_64) || defined(CONFIG_ARM) || defined(CONFIG_ARM64) || (defined(CONFIG_MIPS) && defined(CONFIG_64BIT)))
+#if !(defined(CONFIG_X86_64) || defined(CONFIG_ARM) || defined(CONFIG_ARM64) || (defined(CONFIG_MIPS) && (defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2))))
struct poly1305_internal {
u32 h[5];
u32 r[4];
@@ -460,7 +467,7 @@ static void poly1305_init(struct poly1305_ctx *ctx, const u8 key[POLY1305_KEY_SI
poly1305_init_x86_64(ctx->opaque, key);
#elif defined(CONFIG_ARM) || defined(CONFIG_ARM64)
poly1305_init_arm(ctx->opaque, key);
-#elif defined(CONFIG_MIPS) && defined(CONFIG_64BIT)
+#elif defined(CONFIG_MIPS) && (defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2))
poly1305_init_mips(ctx->opaque, key);
#else
poly1305_init_generic(ctx->opaque, key);
@@ -494,7 +501,7 @@ static inline void poly1305_blocks(void *ctx, const u8 *inp, size_t len, u32 pad
else
#endif
poly1305_blocks_arm(ctx, inp, len, padbit);
-#elif defined(CONFIG_MIPS) && defined(CONFIG_64BIT)
+#elif defined(CONFIG_MIPS) && (defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2))
poly1305_blocks_mips(ctx, inp, len, padbit);
#else
poly1305_blocks_generic(ctx, inp, len, padbit);
@@ -527,7 +534,7 @@ static inline void poly1305_emit(void *ctx, u8 mac[16], const u32 nonce[4], bool
else
#endif
poly1305_emit_arm(ctx, mac, nonce);
-#elif defined(CONFIG_MIPS) && defined(CONFIG_64BIT)
+#elif defined(CONFIG_MIPS) && (defined(CONFIG_64BIT) || defined(CONFIG_CPU_MIPS32_R2))
poly1305_emit_mips(ctx, mac, nonce);
#else
poly1305_emit_generic(ctx, mac, nonce);