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| author | Thomas Gleixner <tglx@linutronix.de> | 2017-03-09 12:06:41 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-03-09 12:06:41 +0100 |
| commit | 920c634aff6cb66e7f352668521eb1313897e93c (patch) | |
| tree | 0f2e2eb15756fdd93c8ea47f9080fc3c1abeeae6 /drivers/crypto/vmx/aes_cbc.c | |
| parent | b28ace12661fbcfd90959c1e84ff5a85113a82a1 (diff) | |
| parent | 4b9de5da7e120c7f02395da729f0ec77ce7a6044 (diff) | |
| download | talos-op-linux-920c634aff6cb66e7f352668521eb1313897e93c.tar.gz talos-op-linux-920c634aff6cb66e7f352668521eb1313897e93c.zip | |
Merge tag 'irq-fixes-4.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/urgent
Pull irqchip/irqdomain updates for 4.11-rc2 from Marc Zyngier
- irqchip/crossbar: Some type tidying up
- irqchip/gicv3-its: Workaround for a Qualcomm erratum
- irqdomain: Compile for for systems that don't use CONFIG_IRQ_DOMAIN
Fixed up minor conflict in the crossbar driver.
Diffstat (limited to 'drivers/crypto/vmx/aes_cbc.c')
| -rw-r--r-- | drivers/crypto/vmx/aes_cbc.c | 47 |
1 files changed, 24 insertions, 23 deletions
diff --git a/drivers/crypto/vmx/aes_cbc.c b/drivers/crypto/vmx/aes_cbc.c index 94ad5c0adbcb..72a26eb4e954 100644 --- a/drivers/crypto/vmx/aes_cbc.c +++ b/drivers/crypto/vmx/aes_cbc.c @@ -27,11 +27,12 @@ #include <asm/switch_to.h> #include <crypto/aes.h> #include <crypto/scatterwalk.h> +#include <crypto/skcipher.h> #include "aesp8-ppc.h" struct p8_aes_cbc_ctx { - struct crypto_blkcipher *fallback; + struct crypto_skcipher *fallback; struct aes_key enc_key; struct aes_key dec_key; }; @@ -39,7 +40,7 @@ struct p8_aes_cbc_ctx { static int p8_aes_cbc_init(struct crypto_tfm *tfm) { const char *alg; - struct crypto_blkcipher *fallback; + struct crypto_skcipher *fallback; struct p8_aes_cbc_ctx *ctx = crypto_tfm_ctx(tfm); if (!(alg = crypto_tfm_alg_name(tfm))) { @@ -47,8 +48,9 @@ static int p8_aes_cbc_init(struct crypto_tfm *tfm) return -ENOENT; } - fallback = - crypto_alloc_blkcipher(alg, 0, CRYPTO_ALG_NEED_FALLBACK); + fallback = crypto_alloc_skcipher(alg, 0, + CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK); + if (IS_ERR(fallback)) { printk(KERN_ERR "Failed to allocate transformation for '%s': %ld\n", @@ -56,11 +58,12 @@ static int p8_aes_cbc_init(struct crypto_tfm *tfm) return PTR_ERR(fallback); } printk(KERN_INFO "Using '%s' as fallback implementation.\n", - crypto_tfm_alg_driver_name((struct crypto_tfm *) fallback)); + crypto_skcipher_driver_name(fallback)); + - crypto_blkcipher_set_flags( + crypto_skcipher_set_flags( fallback, - crypto_blkcipher_get_flags((struct crypto_blkcipher *)tfm)); + crypto_skcipher_get_flags((struct crypto_skcipher *)tfm)); ctx->fallback = fallback; return 0; @@ -71,7 +74,7 @@ static void p8_aes_cbc_exit(struct crypto_tfm *tfm) struct p8_aes_cbc_ctx *ctx = crypto_tfm_ctx(tfm); if (ctx->fallback) { - crypto_free_blkcipher(ctx->fallback); + crypto_free_skcipher(ctx->fallback); ctx->fallback = NULL; } } @@ -91,7 +94,7 @@ static int p8_aes_cbc_setkey(struct crypto_tfm *tfm, const u8 *key, pagefault_enable(); preempt_enable(); - ret += crypto_blkcipher_setkey(ctx->fallback, key, keylen); + ret += crypto_skcipher_setkey(ctx->fallback, key, keylen); return ret; } @@ -103,15 +106,14 @@ static int p8_aes_cbc_encrypt(struct blkcipher_desc *desc, struct blkcipher_walk walk; struct p8_aes_cbc_ctx *ctx = crypto_tfm_ctx(crypto_blkcipher_tfm(desc->tfm)); - struct blkcipher_desc fallback_desc = { - .tfm = ctx->fallback, - .info = desc->info, - .flags = desc->flags - }; if (in_interrupt()) { - ret = crypto_blkcipher_encrypt(&fallback_desc, dst, src, - nbytes); + SKCIPHER_REQUEST_ON_STACK(req, ctx->fallback); + skcipher_request_set_tfm(req, ctx->fallback); + skcipher_request_set_callback(req, desc->flags, NULL, NULL); + skcipher_request_set_crypt(req, src, dst, nbytes, desc->info); + ret = crypto_skcipher_encrypt(req); + skcipher_request_zero(req); } else { preempt_disable(); pagefault_disable(); @@ -144,15 +146,14 @@ static int p8_aes_cbc_decrypt(struct blkcipher_desc *desc, struct blkcipher_walk walk; struct p8_aes_cbc_ctx *ctx = crypto_tfm_ctx(crypto_blkcipher_tfm(desc->tfm)); - struct blkcipher_desc fallback_desc = { - .tfm = ctx->fallback, - .info = desc->info, - .flags = desc->flags - }; if (in_interrupt()) { - ret = crypto_blkcipher_decrypt(&fallback_desc, dst, src, - nbytes); + SKCIPHER_REQUEST_ON_STACK(req, ctx->fallback); + skcipher_request_set_tfm(req, ctx->fallback); + skcipher_request_set_callback(req, desc->flags, NULL, NULL); + skcipher_request_set_crypt(req, src, dst, nbytes, desc->info); + ret = crypto_skcipher_decrypt(req); + skcipher_request_zero(req); } else { preempt_disable(); pagefault_disable(); |

