->qps) + goto set_soft_key; + if (c_mode == SEC_CMODE_XTS) { ret = xts_verify_key(tfm, key, keylen); if (ret) { @@ -922,13 +935,14 @@ static int sec_skcipher_setkey(struct crypto_skcipher *tfm, const u8 *key, } memcpy(c_ctx->c_key, key, keylen); - if (c_ctx->fbtfm) { - ret = crypto_sync_skcipher_setkey(c_ctx->fbtfm, key, keylen); - if (ret) { - dev_err(dev, "failed to set fallback skcipher key!\n"); - return ret; - } + +set_soft_key: + ret = crypto_sync_skcipher_setkey(c_ctx->fbtfm, key, keylen); + if (ret) { + dev_err(dev, "failed to set fallback skcipher key!\n"); + return ret; } + return 0; } @@ -1392,6 +1406,9 @@ static int sec_aead_setkey(struct crypto_aead *tfm, const u8 *key, struct crypto_authenc_keys keys; int ret; + if (!ctx->qps) + return sec_aead_fallback_setkey(a_ctx, tfm, key, keylen); + ctx->a_ctx.a_alg = a_alg; ctx->c_ctx.c_alg = c_alg; c_ctx->c_mode = c_mode; @@ -2048,6 +2065,9 @@ static int sec_skcipher_ctx_init(struct crypto_skcipher *tfm) if (ret) return ret; + if (!ctx->qps) + return 0; + if (ctx->sec->qm.ver < QM_HW_V3) { ctx->type_supported = SEC_BD_TYPE2; ctx->req_op = &sec_skcipher_req_ops; @@ -2056,7 +2076,7 @@ static int sec_skcipher_ctx_init(struct crypto_skcipher *tfm) ctx->req_op = &sec_skcipher_req_ops_v3; } - return ret; + return 0; } static void sec_skcipher_ctx_exit(struct crypto_skcipher *tfm) @@ -2124,7 +2144,7 @@ static int sec_aead_ctx_init(struct crypto_aead *tfm, const char *hash_name) int ret; ret = sec_aead_init(tfm); - if (ret) { + if (ret && ret != -ENODEV) { pr_err("hisi_sec2: aead init error!\n"); return ret; } @@ -2166,7 +2186,7 @@ static int sec_aead_xcm_ctx_init(struct crypto_aead *tfm) int ret; ret = sec_aead_init(tfm); - if (ret) { + if (ret && ret != -ENODEV) { dev_err(ctx->dev, "hisi_sec2: aead xcm init error!\n"); return ret; } @@ -2311,6 +2331,9 @@ static int sec_skcipher_crypto(struct skcipher_request *sk_req, bool encrypt) bool need_fallback = false; int ret; + if (!ctx->qps) + goto soft_crypto; + if (!sk_req->cryptlen) { if (ctx->c_ctx.c_mode == SEC_CMODE_XTS) return -EINVAL; @@ -2328,9 +2351,12 @@ static int sec_skcipher_crypto(struct skcipher_request *sk_req, bool encrypt) return -EINVAL; if (unlikely(ctx->c_ctx.fallback || need_fallback)) - return sec_skcipher_soft_crypto(ctx, sk_req, encrypt); + goto soft_crypto; return ctx->req_op->process(ctx, req); + +soft_crypto: + return sec_skcipher_soft_crypto(ctx, sk_req, encrypt); } static int sec_skcipher_encrypt(struct skcipher_request *sk_req) @@ -2538,6 +2564,9 @@ static int sec_aead_crypto(struct aead_request *a_req, bool encrypt) bool need_fallback = false; int ret; + if (!ctx->qps) + goto soft_crypto; + req->flag = a_req->base.flags; req->aead_req.aead_req = a_req; req->c_req.encrypt = encrypt; @@ -2548,11 +2577,14 @@ static int sec_aead_crypto(struct aead_request *a_req, bool encrypt) ret = sec_aead_param_check(ctx, req, &need_fallback); if (unlikely(ret)) { if (need_fallback) - return sec_aead_soft_crypto(ctx, a_req, encrypt); + goto soft_crypto; return -EINVAL; } return ctx->req_op->process(ctx, req); + +soft_crypto: + return sec_aead_soft_crypto(ctx, a_req, encrypt); } static int sec_aead_encrypt(struct aead_request *a_req) -- 2.51.0[PATCH 6.18 082/641] crypto: hisilicon/sec2 - support skcipher/aead fallback for hardware queue unavailableGreg Kroah-Hartman undefinedstable@vger.kernel.org undefined undefined undefined undefined undefined undefined˘