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authorAnton Blanchard <anton@samba.org>2015-10-29 11:44:03 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2015-12-01 13:52:25 +1100
commit1552cd703cf5a07caeb17ccd82f80e20a23b1707 (patch)
treedaf01054eb297a986db69113509d0c317b952be2 /drivers/crypto/vmx/ghash.c
parenta7d623d4d053ccb0cdfad210bced2ec25ddf69a2 (diff)
downloadlinux-1552cd703cf5a07caeb17ccd82f80e20a23b1707.tar.bz2
crypto: vmx: Only call enable_kernel_vsx()
With the recent change to enable_kernel_vsx(), we no longer need to call enable_kernel_fp() and enable_kernel_altivec(). Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'drivers/crypto/vmx/ghash.c')
-rw-r--r--drivers/crypto/vmx/ghash.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/drivers/crypto/vmx/ghash.c b/drivers/crypto/vmx/ghash.c
index 2183a2e77641..1f4586c2fd25 100644
--- a/drivers/crypto/vmx/ghash.c
+++ b/drivers/crypto/vmx/ghash.c
@@ -118,9 +118,7 @@ static int p8_ghash_setkey(struct crypto_shash *tfm, const u8 *key,
preempt_disable();
pagefault_disable();
- enable_kernel_altivec();
enable_kernel_vsx();
- enable_kernel_fp();
gcm_init_p8(ctx->htable, (const u64 *) key);
pagefault_enable();
preempt_enable();
@@ -149,9 +147,7 @@ static int p8_ghash_update(struct shash_desc *desc,
GHASH_DIGEST_SIZE - dctx->bytes);
preempt_disable();
pagefault_disable();
- enable_kernel_altivec();
enable_kernel_vsx();
- enable_kernel_fp();
gcm_ghash_p8(dctx->shash, ctx->htable,
dctx->buffer, GHASH_DIGEST_SIZE);
pagefault_enable();
@@ -164,9 +160,7 @@ static int p8_ghash_update(struct shash_desc *desc,
if (len) {
preempt_disable();
pagefault_disable();
- enable_kernel_altivec();
enable_kernel_vsx();
- enable_kernel_fp();
gcm_ghash_p8(dctx->shash, ctx->htable, src, len);
pagefault_enable();
preempt_enable();
@@ -195,9 +189,7 @@ static int p8_ghash_final(struct shash_desc *desc, u8 *out)
dctx->buffer[i] = 0;
preempt_disable();
pagefault_disable();
- enable_kernel_altivec();
enable_kernel_vsx();
- enable_kernel_fp();
gcm_ghash_p8(dctx->shash, ctx->htable,
dctx->buffer, GHASH_DIGEST_SIZE);
pagefault_enable();