diff options
Diffstat (limited to 'drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c')
| -rw-r--r-- | drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c index 902f6be057ec..8831bcb230c2 100644 --- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c +++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c @@ -8,7 +8,7 @@ * This file add support for AES cipher with 128,192,256 bits keysize in * CBC and ECB mode. * - * You could find a link for the datasheet in Documentation/arm/sunxi.rst + * You could find a link for the datasheet in Documentation/arch/arm/sunxi.rst */ #include <linux/bottom_half.h> @@ -24,7 +24,7 @@ static bool sun8i_ss_need_fallback(struct skcipher_request *areq) { struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(areq); struct skcipher_alg *alg = crypto_skcipher_alg(tfm); - struct sun8i_ss_alg_template *algt = container_of(alg, struct sun8i_ss_alg_template, alg.skcipher); + struct sun8i_ss_alg_template *algt = container_of(alg, struct sun8i_ss_alg_template, alg.skcipher.base); struct scatterlist *in_sg = areq->src; struct scatterlist *out_sg = areq->dst; struct scatterlist *sg; @@ -93,13 +93,18 @@ static int sun8i_ss_cipher_fallback(struct skcipher_request *areq) struct sun8i_cipher_req_ctx *rctx = skcipher_request_ctx(areq); int err; -#ifdef CONFIG_CRYPTO_DEV_SUN8I_SS_DEBUG - struct skcipher_alg *alg = crypto_skcipher_alg(tfm); - struct sun8i_ss_alg_template *algt; + if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_SS_DEBUG)) { + struct skcipher_alg *alg = crypto_skcipher_alg(tfm); + struct sun8i_ss_alg_template *algt __maybe_unused; - algt = container_of(alg, struct sun8i_ss_alg_template, alg.skcipher); - algt->stat_fb++; + algt = container_of(alg, struct sun8i_ss_alg_template, + alg.skcipher.base); + +#ifdef CONFIG_CRYPTO_DEV_SUN8I_SS_DEBUG + algt->stat_fb++; #endif + } + skcipher_request_set_tfm(&rctx->fallback_req, op->fallback_tfm); skcipher_request_set_callback(&rctx->fallback_req, areq->base.flags, areq->base.complete, areq->base.data); @@ -136,7 +141,7 @@ static int sun8i_ss_setup_ivs(struct skcipher_request *areq) /* we need to copy all IVs from source in case DMA is bi-directionnal */ while (sg && len) { - if (sg_dma_len(sg) == 0) { + if (sg->length == 0) { sg = sg_next(sg); continue; } @@ -151,7 +156,7 @@ static int sun8i_ss_setup_ivs(struct skcipher_request *areq) } rctx->p_iv[i] = a; /* we need to setup all others IVs only in the decrypt way */ - if (rctx->op_dir & SS_ENCRYPTION) + if (rctx->op_dir == SS_ENCRYPTION) return 0; todo = min(len, sg_dma_len(sg)); len -= todo; @@ -193,7 +198,7 @@ static int sun8i_ss_cipher(struct skcipher_request *areq) int nsgd = sg_nents_for_len(areq->dst, areq->cryptlen); int i; - algt = container_of(alg, struct sun8i_ss_alg_template, alg.skcipher); + algt = container_of(alg, struct sun8i_ss_alg_template, alg.skcipher.base); dev_dbg(ss->dev, "%s %s %u %x IV(%p %u) key=%u\n", __func__, crypto_tfm_alg_name(areq->base.tfm), @@ -324,7 +329,7 @@ theend: return err; } -static int sun8i_ss_handle_cipher_request(struct crypto_engine *engine, void *areq) +int sun8i_ss_handle_cipher_request(struct crypto_engine *engine, void *areq) { int err; struct skcipher_request *breq = container_of(areq, struct skcipher_request, base); @@ -390,7 +395,7 @@ int sun8i_ss_cipher_init(struct crypto_tfm *tfm) memset(op, 0, sizeof(struct sun8i_cipher_tfm_ctx)); - algt = container_of(alg, struct sun8i_ss_alg_template, alg.skcipher); + algt = container_of(alg, struct sun8i_ss_alg_template, alg.skcipher.base); op->ss = algt->ss; op->fallback_tfm = crypto_alloc_skcipher(name, 0, CRYPTO_ALG_NEED_FALLBACK); @@ -400,18 +405,13 @@ int sun8i_ss_cipher_init(struct crypto_tfm *tfm) return PTR_ERR(op->fallback_tfm); } - sktfm->reqsize = sizeof(struct sun8i_cipher_req_ctx) + - crypto_skcipher_reqsize(op->fallback_tfm); - + crypto_skcipher_set_reqsize(sktfm, sizeof(struct sun8i_cipher_req_ctx) + + crypto_skcipher_reqsize(op->fallback_tfm)); memcpy(algt->fbname, crypto_tfm_alg_driver_name(crypto_skcipher_tfm(op->fallback_tfm)), CRYPTO_MAX_ALG_NAME); - op->enginectx.op.do_one_request = sun8i_ss_handle_cipher_request; - op->enginectx.op.prepare_request = NULL; - op->enginectx.op.unprepare_request = NULL; - err = pm_runtime_resume_and_get(op->ss->dev); if (err < 0) { dev_err(op->ss->dev, "pm error %d\n", err); @@ -452,7 +452,7 @@ int sun8i_ss_aes_setkey(struct crypto_skcipher *tfm, const u8 *key, } kfree_sensitive(op->key); op->keylen = keylen; - op->key = kmemdup(key, keylen, GFP_KERNEL | GFP_DMA); + op->key = kmemdup(key, keylen, GFP_KERNEL); if (!op->key) return -ENOMEM; @@ -475,7 +475,7 @@ int sun8i_ss_des3_setkey(struct crypto_skcipher *tfm, const u8 *key, kfree_sensitive(op->key); op->keylen = keylen; - op->key = kmemdup(key, keylen, GFP_KERNEL | GFP_DMA); + op->key = kmemdup(key, keylen, GFP_KERNEL); if (!op->key) return -ENOMEM; |