1 files changed, 0 insertions, 134 deletions
diff --git a/drivers/crypto/vmx/aes.c b/drivers/crypto/vmx/aes.c
deleted file mode 100644
index ec06189fb..000000000
--- a/drivers/crypto/vmx/aes.c
+++ /dev/null
@@ -1,134 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * AES routines supporting VMX instructions on the Power 8
- *
- * Copyright (C) 2015 International Business Machines Inc.
- *
- * Author: Marcelo Henrique Cerri <mhcerri@br.ibm.com>
- */
-
-#include <linux/types.h>
-#include <linux/err.h>
-#include <linux/crypto.h>
-#include <linux/delay.h>
-#include <asm/simd.h>
-#include <asm/switch_to.h>
-#include <crypto/aes.h>
-#include <crypto/internal/cipher.h>
-#include <crypto/internal/simd.h>
-
-#include "aesp8-ppc.h"
-
-struct p8_aes_ctx {
-	struct crypto_cipher *fallback;
-	struct aes_key enc_key;
-	struct aes_key dec_key;
-};
-
-static int p8_aes_init(struct crypto_tfm *tfm)
-{
-	const char *alg = crypto_tfm_alg_name(tfm);
-	struct crypto_cipher *fallback;
-	struct p8_aes_ctx *ctx = crypto_tfm_ctx(tfm);
-
-	fallback = crypto_alloc_cipher(alg, 0, CRYPTO_ALG_NEED_FALLBACK);
-	if (IS_ERR(fallback)) {
-		printk(KERN_ERR
-		       "Failed to allocate transformation for '%s': %ld\n",
-		       alg, PTR_ERR(fallback));
-		return PTR_ERR(fallback);
-	}
-
-	crypto_cipher_set_flags(fallback,
-				crypto_cipher_get_flags((struct
-							 crypto_cipher *)
-							tfm));
-	ctx->fallback = fallback;
-
-	return 0;
-}
-
-static void p8_aes_exit(struct crypto_tfm *tfm)
-{
-	struct p8_aes_ctx *ctx = crypto_tfm_ctx(tfm);
-
-	if (ctx->fallback) {
-		crypto_free_cipher(ctx->fallback);
-		ctx->fallback = NULL;
-	}
-}
-
-static int p8_aes_setkey(struct crypto_tfm *tfm, const u8 *key,
-			 unsigned int keylen)
-{
-	int ret;
-	struct p8_aes_ctx *ctx = crypto_tfm_ctx(tfm);
-
-	preempt_disable();
-	pagefault_disable();
-	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);
-	disable_kernel_vsx();
-	pagefault_enable();
-	preempt_enable();
-
-	ret |= crypto_cipher_setkey(ctx->fallback, key, keylen);
-
-	return ret ? -EINVAL : 0;
-}
-
-static void p8_aes_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
-{
-	struct p8_aes_ctx *ctx = crypto_tfm_ctx(tfm);
-
-	if (!crypto_simd_usable()) {
-		crypto_cipher_encrypt_one(ctx->fallback, dst, src);
-	} else {
-		preempt_disable();
-		pagefault_disable();
-		enable_kernel_vsx();
-		aes_p8_encrypt(src, dst, &ctx->enc_key);
-		disable_kernel_vsx();
-		pagefault_enable();
-		preempt_enable();
-	}
-}
-
-static void p8_aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
-{
-	struct p8_aes_ctx *ctx = crypto_tfm_ctx(tfm);
-
-	if (!crypto_simd_usable()) {
-		crypto_cipher_decrypt_one(ctx->fallback, dst, src);
-	} else {
-		preempt_disable();
-		pagefault_disable();
-		enable_kernel_vsx();
-		aes_p8_decrypt(src, dst, &ctx->dec_key);
-		disable_kernel_vsx();
-		pagefault_enable();
-		preempt_enable();
-	}
-}
-
-struct crypto_alg p8_aes_alg = {
-	.cra_name = "aes",
-	.cra_driver_name = "p8_aes",
-	.cra_module = THIS_MODULE,
-	.cra_priority = 1000,
-	.cra_type = NULL,
-	.cra_flags = CRYPTO_ALG_TYPE_CIPHER | CRYPTO_ALG_NEED_FALLBACK,
-	.cra_alignmask = 0,
-	.cra_blocksize = AES_BLOCK_SIZE,
-	.cra_ctxsize = sizeof(struct p8_aes_ctx),
-	.cra_init = p8_aes_init,
-	.cra_exit = p8_aes_exit,
-	.cra_cipher = {
-		       .cia_min_keysize = AES_MIN_KEY_SIZE,
-		       .cia_max_keysize = AES_MAX_KEY_SIZE,
-		       .cia_setkey = p8_aes_setkey,
-		       .cia_encrypt = p8_aes_encrypt,
-		       .cia_decrypt = p8_aes_decrypt,
-	},
-};