diff options
Diffstat (limited to 'kernel/drivers/crypto')
| -rw-r--r-- | kernel/drivers/crypto/vmx/aes.c | 3 | ||||
| -rw-r--r-- | kernel/drivers/crypto/vmx/aes_cbc.c | 3 | ||||
| -rw-r--r-- | kernel/drivers/crypto/vmx/aes_ctr.c | 3 | ||||
| -rw-r--r-- | kernel/drivers/crypto/vmx/ghash.c | 4 | ||||
| -rw-r--r-- | kernel/drivers/crypto/vmx/ghashp8-ppc.pl | 6 |
5 files changed, 19 insertions, 0 deletions
diff --git a/kernel/drivers/crypto/vmx/aes.c b/kernel/drivers/crypto/vmx/aes.c index ab300ea19..41f93334c 100644 --- a/kernel/drivers/crypto/vmx/aes.c +++ b/kernel/drivers/crypto/vmx/aes.c @@ -80,6 +80,7 @@ static int p8_aes_setkey(struct crypto_tfm *tfm, const u8 *key, pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); ret = aes_p8_set_encrypt_key(key, keylen * 8, &ctx->enc_key); ret += aes_p8_set_decrypt_key(key, keylen * 8, &ctx->dec_key); pagefault_enable(); @@ -97,6 +98,7 @@ static void p8_aes_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) } else { pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); aes_p8_encrypt(src, dst, &ctx->enc_key); pagefault_enable(); } @@ -111,6 +113,7 @@ static void p8_aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) } else { pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); aes_p8_decrypt(src, dst, &ctx->dec_key); pagefault_enable(); } diff --git a/kernel/drivers/crypto/vmx/aes_cbc.c b/kernel/drivers/crypto/vmx/aes_cbc.c index 1a559b7dd..c8e7f653e 100644 --- a/kernel/drivers/crypto/vmx/aes_cbc.c +++ b/kernel/drivers/crypto/vmx/aes_cbc.c @@ -81,6 +81,7 @@ static int p8_aes_cbc_setkey(struct crypto_tfm *tfm, const u8 *key, pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); ret = aes_p8_set_encrypt_key(key, keylen * 8, &ctx->enc_key); ret += aes_p8_set_decrypt_key(key, keylen * 8, &ctx->dec_key); pagefault_enable(); @@ -108,6 +109,7 @@ static int p8_aes_cbc_encrypt(struct blkcipher_desc *desc, } else { pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); blkcipher_walk_init(&walk, dst, src, nbytes); ret = blkcipher_walk_virt(desc, &walk); @@ -143,6 +145,7 @@ static int p8_aes_cbc_decrypt(struct blkcipher_desc *desc, } else { pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); blkcipher_walk_init(&walk, dst, src, nbytes); ret = blkcipher_walk_virt(desc, &walk); diff --git a/kernel/drivers/crypto/vmx/aes_ctr.c b/kernel/drivers/crypto/vmx/aes_ctr.c index 96dbee4bf..266e708d6 100644 --- a/kernel/drivers/crypto/vmx/aes_ctr.c +++ b/kernel/drivers/crypto/vmx/aes_ctr.c @@ -79,6 +79,7 @@ static int p8_aes_ctr_setkey(struct crypto_tfm *tfm, const u8 *key, pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); ret = aes_p8_set_encrypt_key(key, keylen * 8, &ctx->enc_key); pagefault_enable(); @@ -97,6 +98,7 @@ static void p8_aes_ctr_final(struct p8_aes_ctr_ctx *ctx, pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); aes_p8_encrypt(ctrblk, keystream, &ctx->enc_key); pagefault_enable(); @@ -127,6 +129,7 @@ static int p8_aes_ctr_crypt(struct blkcipher_desc *desc, while ((nbytes = walk.nbytes) >= AES_BLOCK_SIZE) { pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); aes_p8_ctr32_encrypt_blocks(walk.src.virt.addr, walk.dst.virt.addr, (nbytes & AES_BLOCK_MASK)/AES_BLOCK_SIZE, &ctx->enc_key, walk.iv); pagefault_enable(); diff --git a/kernel/drivers/crypto/vmx/ghash.c b/kernel/drivers/crypto/vmx/ghash.c index d0ffe277a..917b3f09e 100644 --- a/kernel/drivers/crypto/vmx/ghash.c +++ b/kernel/drivers/crypto/vmx/ghash.c @@ -116,6 +116,7 @@ static int p8_ghash_setkey(struct crypto_shash *tfm, const u8 *key, pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); enable_kernel_fp(); gcm_init_p8(ctx->htable, (const u64 *) key); pagefault_enable(); @@ -142,6 +143,7 @@ static int p8_ghash_update(struct shash_desc *desc, GHASH_DIGEST_SIZE - dctx->bytes); pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); enable_kernel_fp(); gcm_ghash_p8(dctx->shash, ctx->htable, dctx->buffer, GHASH_DIGEST_SIZE); @@ -154,6 +156,7 @@ static int p8_ghash_update(struct shash_desc *desc, if (len) { pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); enable_kernel_fp(); gcm_ghash_p8(dctx->shash, ctx->htable, src, len); pagefault_enable(); @@ -182,6 +185,7 @@ static int p8_ghash_final(struct shash_desc *desc, u8 *out) dctx->buffer[i] = 0; pagefault_disable(); enable_kernel_altivec(); + enable_kernel_vsx(); enable_kernel_fp(); gcm_ghash_p8(dctx->shash, ctx->htable, dctx->buffer, GHASH_DIGEST_SIZE); diff --git a/kernel/drivers/crypto/vmx/ghashp8-ppc.pl b/kernel/drivers/crypto/vmx/ghashp8-ppc.pl index 0a6f89983..d8429cb71 100644 --- a/kernel/drivers/crypto/vmx/ghashp8-ppc.pl +++ b/kernel/drivers/crypto/vmx/ghashp8-ppc.pl @@ -61,6 +61,12 @@ $code=<<___; mtspr 256,r0 li r10,0x30 lvx_u $H,0,r4 # load H + le?xor r7,r7,r7 + le?addi r7,r7,0x8 # need a vperm start with 08 + le?lvsr 5,0,r7 + le?vspltisb 6,0x0f + le?vxor 5,5,6 # set a b-endian mask + le?vperm $H,$H,$H,5 vspltisb $xC2,-16 # 0xf0 vspltisb $t0,1 # one |