From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AA988C4321E for ; Wed, 2 Mar 2022 21:11:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245150AbiCBVMi (ORCPT ); Wed, 2 Mar 2022 16:12:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41676 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245118AbiCBVMN (ORCPT ); Wed, 2 Mar 2022 16:12:13 -0500 Received: from mail-wr1-x430.google.com (mail-wr1-x430.google.com [IPv6:2a00:1450:4864:20::430]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6FB86D205D for ; Wed, 2 Mar 2022 13:11:25 -0800 (PST) Received: by mail-wr1-x430.google.com with SMTP id x15so4706857wru.13 for ; Wed, 02 Mar 2022 13:11:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=B4Tf8ps8Giknxs7LQki4ZGeia2acPTQFjucag6hcCiQ=; b=qWH4UXD2/XPcCp9fm8xXwAshYS4tc/CUXtc2uubCPvniyywLyxaml90tAQR59l/P1A 2aKv7bUtzWzYQ3S7xmrY2xqtX988cCK/uvEMfW0q9bXXg8PbpFv94D42gZ1JuYP2wjnK JIV8mHOETs5IBnfEthCUHruqxplzo7ZHA47duBbY5g4wAHhFs+xiiiNwH3Olu36pF2qD U7CN/Cr+6GorNkBuDNDJiYvYLPw8gKqgW1WbYMwChBzuCpt5tvCHd+yzkgWJHCXMRxM9 +CeNBc5nBdulz/HRokTD1cOJXVdV/Zn11OGYjS+dehHGnwlVn0AUphRIuHh5myy/B48Q n4/w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=B4Tf8ps8Giknxs7LQki4ZGeia2acPTQFjucag6hcCiQ=; b=7usKVhSzxyV6ke5OymlEc4zJ4ZXH05oZfdvxftMihcV8lwkeuArRFKqjoVIGJ0wYdo cQr90ctzhsxqqf6MXN6qzDupsDb0qdJOr63Rl55dGOnVXr0e6vsEBRzWEq0a2ex9oRNn VwRcqFVOqAb/GSZAeX8cjlayzfiyC1FubuzfIjVfgUy4YcBezioPRXdhA8hi2VwImyW5 SOhhLBRQo5UDyTbFkv1yv4XEcyZNGgzO1m00oOUFik+m9ZPhynu/vPW0Kqhd1rxO/bZr dSPky8SY6n5aC04TpcEtxVi7wzUeOWzBJjBDcfBnKOpp+WEhPKLveN42drCXBJmsHqCQ WLGg== X-Gm-Message-State: AOAM531di5WWYz7bi6ULgF1cYr9CLUY612UzTCJA4WlBrAzF7WdGwrr/ GdRnkl8JScxC50Ehh8hoZDxLNw== X-Google-Smtp-Source: ABdhPJy8UJKYTq/gnyeSX8atQZtgLFqkKuFQj+B+6mjLkl5a4vVgucpywjrYJ37k4zl8awGraqZMgw== X-Received: by 2002:a5d:6103:0:b0:1ed:9e65:b090 with SMTP id v3-20020a5d6103000000b001ed9e65b090mr23743120wrt.332.1646255483922; Wed, 02 Mar 2022 13:11:23 -0800 (PST) Received: from localhost.localdomain (laubervilliers-658-1-213-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:23 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 01/18] crypto: rockchip: use dev_err for error message about interrupt Date: Wed, 2 Mar 2022 21:10:56 +0000 Message-Id: <20220302211113.4003816-2-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Interrupt is mandatory so the message should be printed as error. Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto.c b/drivers/crypto/rockc= hip/rk3288_crypto.c index 35d73061d156..45cc5f766788 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.c +++ b/drivers/crypto/rockchip/rk3288_crypto.c @@ -371,8 +371,7 @@ static int rk_crypto_probe(struct platform_device *pdev) =20 crypto_info->irq =3D platform_get_irq(pdev, 0); if (crypto_info->irq < 0) { - dev_warn(crypto_info->dev, - "control Interrupt is not available.\n"); + dev_err(&pdev->dev, "control Interrupt is not available.\n"); err =3D crypto_info->irq; goto err_crypto; } --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 09AD5C433FE for ; Wed, 2 Mar 2022 21:11:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245254AbiCBVMl (ORCPT ); Wed, 2 Mar 2022 16:12:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41726 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245127AbiCBVMO (ORCPT ); Wed, 2 Mar 2022 16:12:14 -0500 Received: from mail-wm1-x336.google.com (mail-wm1-x336.google.com [IPv6:2a00:1450:4864:20::336]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 168D9DCE34 for ; Wed, 2 Mar 2022 13:11:26 -0800 (PST) Received: by mail-wm1-x336.google.com with SMTP id r65so1980693wma.2 for ; Wed, 02 Mar 2022 13:11:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=5/nH1g76OJr2xP0kEzxoO9d69o0mEYaKTMfwjCEna4k=; b=s/I0Z2y4z8YB6ZgpjPwn9fMiOpI90kwAS3l0VUO3xvtkNUJzA9qE3bhuyGk/bXfQyX CaLoMUsM5bZeyiAJNnSt1vQiKqvQNMOlvbItUvclxl441XuqepRsZyfpgjMSmtGF0A7P 3ULeQDYSW5jYhYhSUYI7a4jRSa8K6qHGn6hfgQdyAe+kHzeGqB+o1h8CvJPeuNtMyXlF 1iDb3yANtGm4wZMsOQf3ULA5P0y4XIkn8TZ3l/zpcuTro47K9g+PBA1L47uSICN0lUJR bl/w5MqNWNLcDwJ54KJC2eF3jCXaEWg0ziruH6Z6kIgIjPNUyHy+ESBVMKQPJLHOhaOL 9B4A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=5/nH1g76OJr2xP0kEzxoO9d69o0mEYaKTMfwjCEna4k=; b=6ZhfRDARKslahrudjTIpKrUOhjLM8zS6dWSN7jplx4XLWo5hLn9m3WnBhXxnEOJxF+ qB+pe2AahUVhh1n4UyQHTDrM/2kFyHPrmzx98G8Plj+6uUnT88+9G6nVqlfpc/Kh03jF h3dlhOdUKWA/myEx+DtGpD5ar+ePQo2LAFMTGXnl2nSiHXMDP56CrznO9vxL9BCLhNoc Ty8Fy54LqnHs6iS3h3xApq97zeVH6rx/LkdhDtGyrB5UErS32V5PtOR2h/Xnuev0ffXe VaalPMNW5+xDHMcaRHypav6Oqpnm9/KrArehA1bYu8oYqc+wjf28KDu03d20jlrTgytW 34Cw== X-Gm-Message-State: AOAM530dHl7ch2Q/L8vLfWL5IUGlpXTw4s4kMFV0wroXAXLzjvRDeDyv p7JDazFhoMrZqtpPdmNCYgU4BA== X-Google-Smtp-Source: ABdhPJwPZwmrufp36YqMiXKGpIU+QwG7owyQ8MQP9+2rxoDOdGiEo9TNglb3MQRuVp+z7hOzJXjONQ== X-Received: by 2002:a05:600c:1990:b0:381:1806:1d9 with SMTP id t16-20020a05600c199000b00381180601d9mr1365346wmq.93.1646255484689; Wed, 02 Mar 2022 13:11:24 -0800 (PST) Received: from localhost.localdomain (laubervilliers-658-1-213-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:24 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 02/18] crypto: rockchip: do not use uninit variable Date: Wed, 2 Mar 2022 21:10:57 +0000 Message-Id: <20220302211113.4003816-3-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" crypto_info->dev is not yet set, so use pdev-dev instead. Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto.c b/drivers/crypto/rockc= hip/rk3288_crypto.c index 45cc5f766788..21d3f1458584 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.c +++ b/drivers/crypto/rockchip/rk3288_crypto.c @@ -381,7 +381,7 @@ static int rk_crypto_probe(struct platform_device *pdev) "rk-crypto", pdev); =20 if (err) { - dev_err(crypto_info->dev, "irq request failed.\n"); + dev_err(&pdev->dev, "irq request failed.\n"); goto err_crypto; } =20 --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 12ACBC433F5 for ; Wed, 2 Mar 2022 21:12:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245180AbiCBVMp (ORCPT ); Wed, 2 Mar 2022 16:12:45 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41748 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245138AbiCBVMO (ORCPT ); Wed, 2 Mar 2022 16:12:14 -0500 Received: from mail-wr1-x431.google.com (mail-wr1-x431.google.com [IPv6:2a00:1450:4864:20::431]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E6A1DD46F for ; Wed, 2 Mar 2022 13:11:26 -0800 (PST) Received: by mail-wr1-x431.google.com with SMTP id bk29so4749655wrb.4 for ; Wed, 02 Mar 2022 13:11:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=mCxawyPN6KRYTDCClsWI1h6jdnBe5QeH3y4o4F1jrpo=; b=sHZjZ5pf8NbozkZpFJEZiNveLKNV3UvXcFOTBicaVjXPBylVqZyWx3rLGcETTyvKY9 8L8oZSl3S9ciNCipph5PeVaT8zgwkjQ2CQ6o9aEt1U2Eji4KECAIfonwj3wsKd2IMxkP d5g5RydGW1iwx9oNkTZSW1WFtC4XDeVS4/0ofmieFy+xhJD5Xqx8Zfm4LS4KZLJr9p3W yc+pg74xytSEHW3WbUrLMTL5DpFaK/jgoBJkyP/iatNAXR0sdmoLe4oruw/CVGVu0BI9 bB3zciGTbs+GKxUNi9BP/IbK2tknFAZDC6RP4yH2vL8ZQ09bFzFBbOVtBhqIv4MyDiQW qxAA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=mCxawyPN6KRYTDCClsWI1h6jdnBe5QeH3y4o4F1jrpo=; b=b9dDn0GYhwIpkEJ3v0s8OpCX066BIMxGhb/tNnjWtV1qhAm2HaQWBaJ+OqYlFAGNY3 Q1/2WPZsrSxrFvc8I3gdYusMR+2kBAySfMIg18mnR2DBP3tihx2LFrlZO9PrzkxJgVuy FgMMTxkSyL+KVNeV20QNAsnj5dJGSK3gjmgVXPWDcs+XrtEKMpWiKCtJQ58QkazZLieT 3wMCfP/7QiLDwi5KYk8Asr9z4bNTXuVpYkQUJ8/Co/F8gqzc/3T9ZxdthrMsi6KUnjmU 9QeA7TbAckTLQvdyNpRBQ5zNogk7JAbaK0Guz4xqSUSZJskXYG8ZhZi7x06++QM00D9y 0HIw== X-Gm-Message-State: AOAM5335g/cmvhZT/l73pL7UFru9PgJEjcCP+pEDgEFXB8C7Nd/e8nTm hRYdolHCATzd6MbMVAaVcSUaYg== X-Google-Smtp-Source: ABdhPJwioVpq0R67Kt5l0twnI9JuHMQtze9VoFWOWVQK3bqvxkXdIYdEqju5tKxZflc+ahOc0rlilw== X-Received: by 2002:a5d:6488:0:b0:1ea:7bfa:41e1 with SMTP id o8-20020a5d6488000000b001ea7bfa41e1mr24194226wri.563.1646255485409; Wed, 02 Mar 2022 13:11:25 -0800 (PST) Received: from localhost.localdomain (laubervilliers-658-1-213-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:25 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 03/18] crypto: rockchip: do not do custom power management Date: Wed, 2 Mar 2022 21:10:58 +0000 Message-Id: <20220302211113.4003816-4-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The clock enable/disable at tfm init/exit is fragile, if 2 tfm are init in the same time and one is removed just after, it will leave the hardware uncloked even if a user remains. Instead simply enable clocks at probe time. We will do PM later. Fixes: ce0183cb6464b ("crypto: rockchip - switch to skcipher API") Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto.c | 4 ++-- drivers/crypto/rockchip/rk3288_crypto.h | 2 -- drivers/crypto/rockchip/rk3288_crypto_ahash.c | 3 +-- drivers/crypto/rockchip/rk3288_crypto_skcipher.c | 5 +++-- 4 files changed, 6 insertions(+), 8 deletions(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto.c b/drivers/crypto/rockc= hip/rk3288_crypto.c index 21d3f1458584..4cff49b82983 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.c +++ b/drivers/crypto/rockchip/rk3288_crypto.c @@ -394,8 +394,7 @@ static int rk_crypto_probe(struct platform_device *pdev) rk_crypto_done_task_cb, (unsigned long)crypto_info); crypto_init_queue(&crypto_info->queue, 50); =20 - crypto_info->enable_clk =3D rk_crypto_enable_clk; - crypto_info->disable_clk =3D rk_crypto_disable_clk; + rk_crypto_enable_clk(crypto_info); crypto_info->load_data =3D rk_load_data; crypto_info->unload_data =3D rk_unload_data; crypto_info->enqueue =3D rk_crypto_enqueue; @@ -422,6 +421,7 @@ static int rk_crypto_remove(struct platform_device *pde= v) struct rk_crypto_info *crypto_tmp =3D platform_get_drvdata(pdev); =20 rk_crypto_unregister(); + rk_crypto_disable_clk(crypto_tmp); tasklet_kill(&crypto_tmp->done_task); tasklet_kill(&crypto_tmp->queue_task); return 0; diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockc= hip/rk3288_crypto.h index 97278c2574ff..2fa7131e4060 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.h +++ b/drivers/crypto/rockchip/rk3288_crypto.h @@ -220,8 +220,6 @@ struct rk_crypto_info { int (*start)(struct rk_crypto_info *dev); int (*update)(struct rk_crypto_info *dev); void (*complete)(struct crypto_async_request *base, int err); - int (*enable_clk)(struct rk_crypto_info *dev); - void (*disable_clk)(struct rk_crypto_info *dev); int (*load_data)(struct rk_crypto_info *dev, struct scatterlist *sg_src, struct scatterlist *sg_dst); diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto= /rockchip/rk3288_crypto_ahash.c index ed03058497bc..49017d1fb510 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -301,7 +301,7 @@ static int rk_cra_hash_init(struct crypto_tfm *tfm) sizeof(struct rk_ahash_rctx) + crypto_ahash_reqsize(tctx->fallback_tfm)); =20 - return tctx->dev->enable_clk(tctx->dev); + return 0; } =20 static void rk_cra_hash_exit(struct crypto_tfm *tfm) @@ -309,7 +309,6 @@ static void rk_cra_hash_exit(struct crypto_tfm *tfm) struct rk_ahash_ctx *tctx =3D crypto_tfm_ctx(tfm); =20 free_page((unsigned long)tctx->dev->addr_vir); - return tctx->dev->disable_clk(tctx->dev); } =20 struct rk_crypto_tmp rk_ahash_sha1 =3D { diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/cry= pto/rockchip/rk3288_crypto_skcipher.c index 5bbf0d2722e1..8c44a19eab75 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c +++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c @@ -388,8 +388,10 @@ static int rk_ablk_init_tfm(struct crypto_skcipher *tf= m) ctx->dev->update =3D rk_ablk_rx; ctx->dev->complete =3D rk_crypto_complete; ctx->dev->addr_vir =3D (char *)__get_free_page(GFP_KERNEL); + if (!ctx->dev->addr_vir) + return -ENOMEM; =20 - return ctx->dev->addr_vir ? ctx->dev->enable_clk(ctx->dev) : -ENOMEM; + return 0; } =20 static void rk_ablk_exit_tfm(struct crypto_skcipher *tfm) @@ -397,7 +399,6 @@ static void rk_ablk_exit_tfm(struct crypto_skcipher *tf= m) struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); =20 free_page((unsigned long)ctx->dev->addr_vir); - ctx->dev->disable_clk(ctx->dev); } =20 struct rk_crypto_tmp rk_ecb_aes_alg =3D { --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D02C3C433EF for ; Wed, 2 Mar 2022 21:12:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245110AbiCBVNN (ORCPT ); Wed, 2 Mar 2022 16:13:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41654 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240013AbiCBVMQ (ORCPT ); Wed, 2 Mar 2022 16:12:16 -0500 Received: from mail-wr1-x433.google.com (mail-wr1-x433.google.com [IPv6:2a00:1450:4864:20::433]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B9F40DD952 for ; Wed, 2 Mar 2022 13:11:27 -0800 (PST) Received: by mail-wr1-x433.google.com with SMTP id bk29so4749701wrb.4 for ; Wed, 02 Mar 2022 13:11:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=mEFtl1Tv/8nxJX+EKBZcS0Lbq1ln6/kUirDV/Y73Tsk=; b=BGC8nrmMzBNASLXkYa2JNo0/+8z6t4pK8iDFZsnFwNbRNywY9MSW+in1XAfzhpduHG M90eCf634zQDtoqa+KxYP+4Q/F9NrnUwkV0Hq71kfygDD9iDFhDTHeVYM8n8ancu8Wro q9/ekreyuQmJOIiEAHj2lugGcj8qN6donBz7TnBgMRMjnxKurRav02a5XZt0s7bdm37f jOPee5RfiLPG/58Cp4IT85T9UADV/4UDPF/HI21FDDDpr6paXJoX+WUysCA/MpY9mPG4 ow3IXPTXuH8j0L7sjRZWe+DrZywMI/VqaQ9slo4SDoglDlfHEfFdESIhiJ1pYZCEv+VJ JhYg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=mEFtl1Tv/8nxJX+EKBZcS0Lbq1ln6/kUirDV/Y73Tsk=; b=pJXW2uzxN8bWu9261nKO4aLvX9JroFkZT6wuyF8nM/X9oXxPMj3rzl9pLPBqKED53g fNaHluIA7M3CxlOBg5g1Uqt8pTVzC2pBBz051hiXAUkzaNk77oVFe5rjQFKBgSeV2uuQ ayC+8aRFbQkgL+xu28uAG/EVIji/QqulG4ZR86HOso00B5ySTgAKj+cFPhU3sosFwXn5 1udXkEVj3rXjs2nRa0YA+qluYxg5HdbX1bMTsRp06ZBmZ9k9Co9QTFGkljt/DGfK7bQ5 KatelKHOd1YsWvaJSFz2Eyo5ZoVLZTVpnYd1gCSBrjPnm9DHcmwLXVx89ozLMhjeH/K3 XErA== X-Gm-Message-State: AOAM531wGenUjg0Qd1lRA/IxYUPPmNi9mJgGAvHs7aE9esciCaJqmyfI 8UiBBOBLkLaRZLAz0pH2l0rSwQ== X-Google-Smtp-Source: ABdhPJy3A1W9tLBSCIWiQnLMKAnn7XqQUscUgC/xxLeQMr8lptDLl6mme9vRIINzoq6iIM5uwmaMFg== X-Received: by 2002:a5d:64c4:0:b0:1f0:36ee:15c with SMTP id f4-20020a5d64c4000000b001f036ee015cmr3143058wri.126.1646255486175; Wed, 02 Mar 2022 13:11:26 -0800 (PST) Received: from localhost.localdomain (laubervilliers-658-1-213-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:25 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 04/18] crypto: rockchip: fix privete/private typo Date: Wed, 2 Mar 2022 21:10:59 +0000 Message-Id: <20220302211113.4003816-5-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" This fix a simple typo on private word. Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockc= hip/rk3288_crypto.h index 2fa7131e4060..656d6795d400 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.h +++ b/drivers/crypto/rockchip/rk3288_crypto.h @@ -235,7 +235,7 @@ struct rk_ahash_ctx { struct crypto_ahash *fallback_tfm; }; =20 -/* the privete variable of hash for fallback */ +/* the private variable of hash for fallback */ struct rk_ahash_rctx { struct ahash_request fallback_req; u32 mode; --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4AA55C433EF for ; Wed, 2 Mar 2022 21:13:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240199AbiCBVN4 (ORCPT ); Wed, 2 Mar 2022 16:13:56 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41844 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245115AbiCBVMQ (ORCPT ); Wed, 2 Mar 2022 16:12:16 -0500 Received: from mail-wr1-x42d.google.com (mail-wr1-x42d.google.com [IPv6:2a00:1450:4864:20::42d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 681B4DD963 for ; Wed, 2 Mar 2022 13:11:28 -0800 (PST) Received: by mail-wr1-x42d.google.com with SMTP id b5so4761339wrr.2 for ; Wed, 02 Mar 2022 13:11:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=GHpdtAlTcspTEUjTHGrVm+ax9xkwkOuqMMVc7q/8Ibs=; b=UDJo0iYN3ykQu9soULIj8xUS1AE3sGheSYaiMw1nWW5Obnt+A/OSNoJiUdhWD4+Nvy cokLis0oggzwQyd20dldIJsC5RmDR9JlgMuydQFugRqRvj+4XqIlcYMv8xPDm02JT8KX FDH1oue/W8Ie+RtwYDWQ6TErG4js/Exdy9Rr0t7Dn+3BqoemrO5SeOhToLX+39fctoFZ u7h6gUDIi4dv64WPcIh6sD4QcqUuULI0zzVtn73Otz08N1eOUb89I4eaNmcFkmEaptD1 yuZs7UvjY4zM/21ezPWUt08aEX7ZnjVYxVMvy+Z+ZQpvHBs/sNdT6+ADat7IaqN1uljb g9FQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=GHpdtAlTcspTEUjTHGrVm+ax9xkwkOuqMMVc7q/8Ibs=; b=mK78bwg3iB5IKmajL37BA6gTl+BR9NXzbEMvV2NCt57qPcZJJgJgn2Xpd7X8N1D4Cr F3FkBeT4/LPKT4g5sc1nqLPuDF1iz/OqJMwsSB2UyNsmFojbbWesWlkycshHvHs1RInu vAIhpWd8itzk5SUVILX7J6wld8l/AHGpdAqHkLiHvoLU2m8NB79y6eSJ2QRnkD9m4Fhm SvogKqQA96cQDwTWklEABTikavFRSG4HqucvI3XHMGvKzmz/hzI/lw4pn7unezY4kLHX RIzWRknYqdwQHFvLuJ13B9G6YwI80yqg/QIOaA6XedBEw+sPGAz6MBxUamgHi08k4Mk+ OntA== X-Gm-Message-State: AOAM531yb1uWXvfiRWKu2WP2clz4d4dZkbaa4t3ZfbdT50YnmWEXUa30 WiyRJb8mHsYAINaR05xlcRDIsw== X-Google-Smtp-Source: ABdhPJxTBt8kP6FFLp1to7AJ5vOI2wqw7mJmEUFq045lL0qNTzB8tb3VZLQjNgIaOq4OZMdFS3qS0g== X-Received: by 2002:adf:a749:0:b0:1ef:7d81:f4cd with SMTP id e9-20020adfa749000000b001ef7d81f4cdmr18124024wrd.133.1646255486869; Wed, 02 Mar 2022 13:11:26 -0800 (PST) Received: from localhost.localdomain (laubervilliers-658-1-213-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:26 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 05/18] crypto: rockchip: do not store mode globally Date: Wed, 2 Mar 2022 21:11:00 +0000 Message-Id: <20220302211113.4003816-6-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Storing the mode globally does not work if 2 requests are handled in the same time. We should store it in a request context. Fixes: ce0183cb6464b ("crypto: rockchip - switch to skcipher API") Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto.h | 5 +- .../crypto/rockchip/rk3288_crypto_skcipher.c | 58 ++++++++++++------- 2 files changed, 41 insertions(+), 22 deletions(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockc= hip/rk3288_crypto.h index 656d6795d400..c919d9a43a08 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.h +++ b/drivers/crypto/rockchip/rk3288_crypto.h @@ -245,10 +245,13 @@ struct rk_ahash_rctx { struct rk_cipher_ctx { struct rk_crypto_info *dev; unsigned int keylen; - u32 mode; u8 iv[AES_BLOCK_SIZE]; }; =20 +struct rk_cipher_rctx { + u32 mode; +}; + enum alg_type { ALG_TYPE_HASH, ALG_TYPE_CIPHER, diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/cry= pto/rockchip/rk3288_crypto_skcipher.c index 8c44a19eab75..bbd0bf52bf07 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c +++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c @@ -76,9 +76,10 @@ static int rk_aes_ecb_encrypt(struct skcipher_request *r= eq) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D RK_CRYPTO_AES_ECB_MODE; + rctx->mode =3D RK_CRYPTO_AES_ECB_MODE; return rk_handle_req(dev, req); } =20 @@ -86,9 +87,10 @@ static int rk_aes_ecb_decrypt(struct skcipher_request *r= eq) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D RK_CRYPTO_AES_ECB_MODE | RK_CRYPTO_DEC; + rctx->mode =3D RK_CRYPTO_AES_ECB_MODE | RK_CRYPTO_DEC; return rk_handle_req(dev, req); } =20 @@ -96,9 +98,10 @@ static int rk_aes_cbc_encrypt(struct skcipher_request *r= eq) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D RK_CRYPTO_AES_CBC_MODE; + rctx->mode =3D RK_CRYPTO_AES_CBC_MODE; return rk_handle_req(dev, req); } =20 @@ -106,9 +109,10 @@ static int rk_aes_cbc_decrypt(struct skcipher_request = *req) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D RK_CRYPTO_AES_CBC_MODE | RK_CRYPTO_DEC; + rctx->mode =3D RK_CRYPTO_AES_CBC_MODE | RK_CRYPTO_DEC; return rk_handle_req(dev, req); } =20 @@ -116,9 +120,10 @@ static int rk_des_ecb_encrypt(struct skcipher_request = *req) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D 0; + rctx->mode =3D 0; return rk_handle_req(dev, req); } =20 @@ -126,9 +131,10 @@ static int rk_des_ecb_decrypt(struct skcipher_request = *req) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D RK_CRYPTO_DEC; + rctx->mode =3D RK_CRYPTO_DEC; return rk_handle_req(dev, req); } =20 @@ -136,9 +142,10 @@ static int rk_des_cbc_encrypt(struct skcipher_request = *req) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D RK_CRYPTO_TDES_CHAINMODE_CBC; + rctx->mode =3D RK_CRYPTO_TDES_CHAINMODE_CBC; return rk_handle_req(dev, req); } =20 @@ -146,9 +153,10 @@ static int rk_des_cbc_decrypt(struct skcipher_request = *req) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D RK_CRYPTO_TDES_CHAINMODE_CBC | RK_CRYPTO_DEC; + rctx->mode =3D RK_CRYPTO_TDES_CHAINMODE_CBC | RK_CRYPTO_DEC; return rk_handle_req(dev, req); } =20 @@ -156,9 +164,10 @@ static int rk_des3_ede_ecb_encrypt(struct skcipher_req= uest *req) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D RK_CRYPTO_TDES_SELECT; + rctx->mode =3D RK_CRYPTO_TDES_SELECT; return rk_handle_req(dev, req); } =20 @@ -166,9 +175,10 @@ static int rk_des3_ede_ecb_decrypt(struct skcipher_req= uest *req) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D RK_CRYPTO_TDES_SELECT | RK_CRYPTO_DEC; + rctx->mode =3D RK_CRYPTO_TDES_SELECT | RK_CRYPTO_DEC; return rk_handle_req(dev, req); } =20 @@ -176,9 +186,10 @@ static int rk_des3_ede_cbc_encrypt(struct skcipher_req= uest *req) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D RK_CRYPTO_TDES_SELECT | RK_CRYPTO_TDES_CHAINMODE_CBC; + rctx->mode =3D RK_CRYPTO_TDES_SELECT | RK_CRYPTO_TDES_CHAINMODE_CBC; return rk_handle_req(dev, req); } =20 @@ -186,9 +197,10 @@ static int rk_des3_ede_cbc_decrypt(struct skcipher_req= uest *req) { struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_crypto_info *dev =3D ctx->dev; =20 - ctx->mode =3D RK_CRYPTO_TDES_SELECT | RK_CRYPTO_TDES_CHAINMODE_CBC | + rctx->mode =3D RK_CRYPTO_TDES_SELECT | RK_CRYPTO_TDES_CHAINMODE_CBC | RK_CRYPTO_DEC; return rk_handle_req(dev, req); } @@ -199,6 +211,7 @@ static void rk_ablk_hw_init(struct rk_crypto_info *dev) skcipher_request_cast(dev->async_req); struct crypto_skcipher *cipher =3D crypto_skcipher_reqtfm(req); struct crypto_tfm *tfm =3D crypto_skcipher_tfm(cipher); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(cipher); u32 ivsize, block, conf_reg =3D 0; =20 @@ -206,22 +219,22 @@ static void rk_ablk_hw_init(struct rk_crypto_info *de= v) ivsize =3D crypto_skcipher_ivsize(cipher); =20 if (block =3D=3D DES_BLOCK_SIZE) { - ctx->mode |=3D RK_CRYPTO_TDES_FIFO_MODE | + rctx->mode |=3D RK_CRYPTO_TDES_FIFO_MODE | RK_CRYPTO_TDES_BYTESWAP_KEY | RK_CRYPTO_TDES_BYTESWAP_IV; - CRYPTO_WRITE(dev, RK_CRYPTO_TDES_CTRL, ctx->mode); + CRYPTO_WRITE(dev, RK_CRYPTO_TDES_CTRL, rctx->mode); memcpy_toio(dev->reg + RK_CRYPTO_TDES_IV_0, req->iv, ivsize); conf_reg =3D RK_CRYPTO_DESSEL; } else { - ctx->mode |=3D RK_CRYPTO_AES_FIFO_MODE | + rctx->mode |=3D RK_CRYPTO_AES_FIFO_MODE | RK_CRYPTO_AES_KEY_CHANGE | RK_CRYPTO_AES_BYTESWAP_KEY | RK_CRYPTO_AES_BYTESWAP_IV; if (ctx->keylen =3D=3D AES_KEYSIZE_192) - ctx->mode |=3D RK_CRYPTO_AES_192BIT_key; + rctx->mode |=3D RK_CRYPTO_AES_192BIT_key; else if (ctx->keylen =3D=3D AES_KEYSIZE_256) - ctx->mode |=3D RK_CRYPTO_AES_256BIT_key; - CRYPTO_WRITE(dev, RK_CRYPTO_AES_CTRL, ctx->mode); + rctx->mode |=3D RK_CRYPTO_AES_256BIT_key; + CRYPTO_WRITE(dev, RK_CRYPTO_AES_CTRL, rctx->mode); memcpy_toio(dev->reg + RK_CRYPTO_AES_IV_0, req->iv, ivsize); } conf_reg |=3D RK_CRYPTO_BYTESWAP_BTFIFO | @@ -246,6 +259,7 @@ static int rk_set_data_start(struct rk_crypto_info *dev) struct skcipher_request *req =3D skcipher_request_cast(dev->async_req); struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); u32 ivsize =3D crypto_skcipher_ivsize(tfm); u8 *src_last_blk =3D page_address(sg_page(dev->sg_src)) + @@ -254,7 +268,7 @@ static int rk_set_data_start(struct rk_crypto_info *dev) /* Store the iv that need to be updated in chain mode. * And update the IV buffer to contain the next IV for decryption mode. */ - if (ctx->mode & RK_CRYPTO_DEC) { + if (rctx->mode & RK_CRYPTO_DEC) { memcpy(ctx->iv, src_last_blk, ivsize); sg_pcopy_to_buffer(dev->first, dev->src_nents, req->iv, ivsize, dev->total - ivsize); @@ -294,11 +308,12 @@ static void rk_iv_copyback(struct rk_crypto_info *dev) struct skcipher_request *req =3D skcipher_request_cast(dev->async_req); struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); u32 ivsize =3D crypto_skcipher_ivsize(tfm); =20 /* Update the IV buffer to contain the next IV for encryption mode. */ - if (!(ctx->mode & RK_CRYPTO_DEC)) { + if (!(rctx->mode & RK_CRYPTO_DEC)) { if (dev->aligned) { memcpy(req->iv, sg_virt(dev->sg_dst) + dev->sg_dst->length - ivsize, ivsize); @@ -314,11 +329,12 @@ static void rk_update_iv(struct rk_crypto_info *dev) struct skcipher_request *req =3D skcipher_request_cast(dev->async_req); struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); 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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:27 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 06/18] crypto: rockchip: add fallback for cipher Date: Wed, 2 Mar 2022 21:11:01 +0000 Message-Id: <20220302211113.4003816-7-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The hardware does not handle 0 size length request, let's add a fallback. Furthermore fallback will be used for all unaligned case the hardware cannot handle. Fixes: ce0183cb6464b ("crypto: rockchip - switch to skcipher API") Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto.h | 2 + .../crypto/rockchip/rk3288_crypto_skcipher.c | 97 ++++++++++++++++--- 2 files changed, 86 insertions(+), 13 deletions(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockc= hip/rk3288_crypto.h index c919d9a43a08..8b1e15d8ddc6 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.h +++ b/drivers/crypto/rockchip/rk3288_crypto.h @@ -246,10 +246,12 @@ struct rk_cipher_ctx { struct rk_crypto_info *dev; unsigned int keylen; u8 iv[AES_BLOCK_SIZE]; + struct crypto_skcipher *fallback_tfm; }; =20 struct rk_cipher_rctx { u32 mode; + struct skcipher_request fallback_req; // keep at the end }; =20 enum alg_type { diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/cry= pto/rockchip/rk3288_crypto_skcipher.c index bbd0bf52bf07..bf9d398cc54c 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c +++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c @@ -13,6 +13,63 @@ =20 #define RK_CRYPTO_DEC BIT(0) =20 +static int rk_cipher_need_fallback(struct skcipher_request *req) +{ + struct scatterlist *sgs, *sgd; + + if (!req->cryptlen) + return true; + + sgs =3D req->src; + while (sgs) { + if (!IS_ALIGNED(sgs->offset, sizeof(u32))) { + return true; + } + if (sgs->length % 16) { + return true; + } + sgs =3D sg_next(sgs); + } + sgd =3D req->dst; + while (sgd) { + if (!IS_ALIGNED(sgd->offset, sizeof(u32))) { + return true; + } + if (sgd->length % 16) { + return true; + } + sgd =3D sg_next(sgd); + } + sgs =3D req->src; + sgd =3D req->dst; + while (sgs && sgd) { + if (sgs->length !=3D sgd->length) + return true; + sgs =3D sg_next(sgs); + sgd =3D sg_next(sgd); + } + return false; +} + +static int rk_cipher_fallback(struct skcipher_request *areq) +{ + struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(areq); + struct rk_cipher_ctx *op =3D crypto_skcipher_ctx(tfm); + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(areq); + int err; + + 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); + skcipher_request_set_crypt(&rctx->fallback_req, areq->src, areq->dst, + areq->cryptlen, areq->iv); + if (rctx->mode & RK_CRYPTO_DEC) + err =3D crypto_skcipher_decrypt(&rctx->fallback_req); + else + err =3D crypto_skcipher_encrypt(&rctx->fallback_req); + return err; +} + static void rk_crypto_complete(struct crypto_async_request *base, int err) { if (base->complete) @@ -22,10 +79,10 @@ static void rk_crypto_complete(struct crypto_async_requ= est *base, int err) static int rk_handle_req(struct rk_crypto_info *dev, struct skcipher_request *req) { - if (!IS_ALIGNED(req->cryptlen, dev->align_size)) - return -EINVAL; - else - return dev->enqueue(dev, &req->base); + if (rk_cipher_need_fallback(req)) + return rk_cipher_fallback(req); + + return dev->enqueue(dev, &req->base); } =20 static int rk_aes_setkey(struct crypto_skcipher *cipher, @@ -39,7 +96,8 @@ static int rk_aes_setkey(struct crypto_skcipher *cipher, return -EINVAL; ctx->keylen =3D keylen; memcpy_toio(ctx->dev->reg + RK_CRYPTO_AES_KEY_0, key, keylen); - return 0; + + return crypto_skcipher_setkey(ctx->fallback_tfm, key, keylen); } =20 static int rk_des_setkey(struct crypto_skcipher *cipher, @@ -54,7 +112,8 @@ static int rk_des_setkey(struct crypto_skcipher *cipher, =20 ctx->keylen =3D keylen; memcpy_toio(ctx->dev->reg + RK_CRYPTO_TDES_KEY1_0, key, keylen); - return 0; + + return crypto_skcipher_setkey(ctx->fallback_tfm, key, keylen); } =20 static int rk_tdes_setkey(struct crypto_skcipher *cipher, @@ -69,7 +128,7 @@ static int rk_tdes_setkey(struct crypto_skcipher *cipher, =20 ctx->keylen =3D keylen; memcpy_toio(ctx->dev->reg + RK_CRYPTO_TDES_KEY1_0, key, keylen); - return 0; + return crypto_skcipher_setkey(ctx->fallback_tfm, key, keylen); } =20 static int rk_aes_ecb_encrypt(struct skcipher_request *req) @@ -394,6 +453,7 @@ static int rk_ablk_init_tfm(struct crypto_skcipher *tfm) { struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); struct skcipher_alg *alg =3D crypto_skcipher_alg(tfm); + const char *name =3D crypto_tfm_alg_name(&tfm->base); struct rk_crypto_tmp *algt; =20 algt =3D container_of(alg, struct rk_crypto_tmp, alg.skcipher); @@ -407,6 +467,16 @@ static int rk_ablk_init_tfm(struct crypto_skcipher *tf= m) if (!ctx->dev->addr_vir) return -ENOMEM; =20 + ctx->fallback_tfm =3D crypto_alloc_skcipher(name, 0, CRYPTO_ALG_NEED_FALL= BACK); + if (IS_ERR(ctx->fallback_tfm)) { + dev_err(ctx->dev->dev, "ERROR: Cannot allocate fallback for %s %ld\n", + name, PTR_ERR(ctx->fallback_tfm)); + return PTR_ERR(ctx->fallback_tfm); + } + + tfm->reqsize =3D sizeof(struct rk_cipher_rctx) + + crypto_skcipher_reqsize(ctx->fallback_tfm); + return 0; } =20 @@ -415,6 +485,7 @@ static void rk_ablk_exit_tfm(struct crypto_skcipher *tf= m) struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); =20 free_page((unsigned long)ctx->dev->addr_vir); + crypto_free_skcipher(ctx->fallback_tfm); } =20 struct rk_crypto_tmp rk_ecb_aes_alg =3D { @@ -423,7 +494,7 @@ struct rk_crypto_tmp rk_ecb_aes_alg =3D { .base.cra_name =3D "ecb(aes)", .base.cra_driver_name =3D "ecb-aes-rk", .base.cra_priority =3D 300, - .base.cra_flags =3D CRYPTO_ALG_ASYNC, + .base.cra_flags =3D CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, .base.cra_blocksize =3D AES_BLOCK_SIZE, .base.cra_ctxsize =3D sizeof(struct rk_cipher_ctx), .base.cra_alignmask =3D 0x0f, @@ -445,7 +516,7 @@ struct rk_crypto_tmp rk_cbc_aes_alg =3D { .base.cra_name =3D "cbc(aes)", .base.cra_driver_name =3D "cbc-aes-rk", .base.cra_priority =3D 300, - .base.cra_flags =3D CRYPTO_ALG_ASYNC, + .base.cra_flags =3D CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, .base.cra_blocksize =3D AES_BLOCK_SIZE, .base.cra_ctxsize =3D sizeof(struct rk_cipher_ctx), .base.cra_alignmask =3D 0x0f, @@ -468,7 +539,7 @@ struct rk_crypto_tmp rk_ecb_des_alg =3D { .base.cra_name =3D "ecb(des)", .base.cra_driver_name =3D "ecb-des-rk", .base.cra_priority =3D 300, - .base.cra_flags =3D CRYPTO_ALG_ASYNC, + .base.cra_flags =3D CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, .base.cra_blocksize =3D DES_BLOCK_SIZE, .base.cra_ctxsize =3D sizeof(struct rk_cipher_ctx), .base.cra_alignmask =3D 0x07, @@ -490,7 +561,7 @@ struct rk_crypto_tmp rk_cbc_des_alg =3D { .base.cra_name =3D "cbc(des)", .base.cra_driver_name =3D "cbc-des-rk", .base.cra_priority =3D 300, - .base.cra_flags =3D CRYPTO_ALG_ASYNC, + .base.cra_flags =3D CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, .base.cra_blocksize =3D DES_BLOCK_SIZE, .base.cra_ctxsize =3D sizeof(struct rk_cipher_ctx), .base.cra_alignmask =3D 0x07, @@ -513,7 +584,7 @@ struct rk_crypto_tmp rk_ecb_des3_ede_alg =3D { .base.cra_name =3D "ecb(des3_ede)", .base.cra_driver_name =3D "ecb-des3-ede-rk", .base.cra_priority =3D 300, - .base.cra_flags =3D CRYPTO_ALG_ASYNC, + .base.cra_flags =3D CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, .base.cra_blocksize =3D DES_BLOCK_SIZE, .base.cra_ctxsize =3D sizeof(struct rk_cipher_ctx), .base.cra_alignmask =3D 0x07, @@ -535,7 +606,7 @@ struct rk_crypto_tmp rk_cbc_des3_ede_alg =3D { .base.cra_name =3D "cbc(des3_ede)", .base.cra_driver_name =3D "cbc-des3-ede-rk", .base.cra_priority =3D 300, - .base.cra_flags =3D CRYPTO_ALG_ASYNC, + .base.cra_flags =3D CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, .base.cra_blocksize =3D DES_BLOCK_SIZE, .base.cra_ctxsize =3D sizeof(struct rk_cipher_ctx), .base.cra_alignmask =3D 0x07, --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 80213C43217 for ; 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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:27 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 07/18] crypto: rockchip: add fallback for ahash Date: Wed, 2 Mar 2022 21:11:02 +0000 Message-Id: <20220302211113.4003816-8-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Adds a fallback for all case hardware cannot handle. Fixes: ce0183cb6464b ("crypto: rockchip - switch to skcipher API") Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto_ahash.c | 38 +++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto= /rockchip/rk3288_crypto_ahash.c index 49017d1fb510..16009bb0bf16 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -16,6 +16,40 @@ * so we put the fixed hash out when met zero message. */ =20 +static bool rk_ahash_need_fallback(struct ahash_request *req) +{ + struct scatterlist *sg; + + sg =3D req->src; + while (sg) { + if (!IS_ALIGNED(sg->offset, sizeof(u32))) { + return true; + } + if (sg->length % 4) { + return true; + } + sg =3D sg_next(sg); + } + return false; +} + +static int rk_ahash_digest_fb(struct ahash_request *areq) +{ + struct rk_ahash_rctx *rctx =3D ahash_request_ctx(areq); + struct crypto_ahash *tfm =3D crypto_ahash_reqtfm(areq); + struct rk_ahash_ctx *tfmctx =3D crypto_ahash_ctx(tfm); + + ahash_request_set_tfm(&rctx->fallback_req, tfmctx->fallback_tfm); + rctx->fallback_req.base.flags =3D areq->base.flags & + CRYPTO_TFM_REQ_MAY_SLEEP; + + rctx->fallback_req.nbytes =3D areq->nbytes; + rctx->fallback_req.src =3D areq->src; + rctx->fallback_req.result =3D areq->result; + + return crypto_ahash_digest(&rctx->fallback_req); +} + static int zero_message_process(struct ahash_request *req) { struct crypto_ahash *tfm =3D crypto_ahash_reqtfm(req); @@ -167,6 +201,9 @@ static int rk_ahash_digest(struct ahash_request *req) struct rk_ahash_ctx *tctx =3D crypto_tfm_ctx(req->base.tfm); struct rk_crypto_info *dev =3D tctx->dev; =20 + if (rk_ahash_need_fallback(req)) + return rk_ahash_digest_fb(req); + if (!req->nbytes) return zero_message_process(req); else @@ -309,6 +346,7 @@ static void rk_cra_hash_exit(struct crypto_tfm *tfm) struct rk_ahash_ctx *tctx =3D crypto_tfm_ctx(tfm); =20 free_page((unsigned long)tctx->dev->addr_vir); + crypto_free_ahash(tctx->fallback_tfm); } =20 struct rk_crypto_tmp rk_ahash_sha1 =3D { --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8E371C433EF for ; Wed, 2 Mar 2022 21:13:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237183AbiCBVNw (ORCPT ); Wed, 2 Mar 2022 16:13:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42250 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245170AbiCBVM0 (ORCPT ); Wed, 2 Mar 2022 16:12:26 -0500 Received: from mail-wr1-x433.google.com (mail-wr1-x433.google.com [IPv6:2a00:1450:4864:20::433]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9E585DE2CC for ; Wed, 2 Mar 2022 13:11:30 -0800 (PST) Received: by mail-wr1-x433.google.com with SMTP id m6so4720361wrr.10 for ; Wed, 02 Mar 2022 13:11:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=Rr/s1AMem5307bBAXneqYLyupU8V7ZeChNQeI5zxrzM=; b=JBokm6dBuOP85k33AG5O/a+3vXWgcircm+ObjEvEyE15/5/FznrW/eLqmqgCf+Zd/l 8vSBREESzAA1q6MwsRukYIS10mZrreHEzZvXcnnJOwlIlsSwSFQw98Mr0odIVEIWXrVZ nWzVU/qO40hPqiUC9AFLM5W77cFiKY0KySME/yaveB3O5x6y2qXRnbVt+qbiTckLhztd gLUiAAYnJvf2airC1HvVd8apgN2KVuVKdm3t2mFXxsX1rnZJPY7q7c9g8v9odPmkwqe8 QYt4Mohxp8bp9zq6HfmF9HAS8TLq76yN7ZotHxeZ6n9zsfU+QJcTn59MimmLnGwwSmTe ohgg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Rr/s1AMem5307bBAXneqYLyupU8V7ZeChNQeI5zxrzM=; b=atuPz4Os2bh2lS71mafz5Qzkai0TOYDPMIHIfkLUYQJPmwdGWEdVwc/fggcQk5i+DZ NtKurs0LbcrUIm32IwfmXvpHEb8HoAgdLyaAvh5LtfKCr/PvSXZfn06T4iw7jL7hyupA rwdR2+GxrKbi95j44biydhNADTYcwgdHUcrOvq1SvF/iRpAkU11eAbEmUW1A7QwjBTDv 64Rv2v1D8KOrCuWdpGaBu9O4VszdCDLbqvM6CLXshOZjch62xlQV5Emket7IYEvQitLM Rwzs15IM2wpZB5WrodYPvJaK/q5IKcdEWeRGCw/4m7erfJnQhZWThjei0Qgxmrzdn2ZU TnEQ== X-Gm-Message-State: AOAM530TDR+kyk8o0ifJcYwl/dFR3/yn0hIPoS8/To856MiAnnP/GxaP kghl/Kigttfj+9Ux8wt60EYqEQ== X-Google-Smtp-Source: ABdhPJwpp57UL2OgR9HnHGMBylSPpHRpY/bZQ4XhT2XosbTBwxO8IPFpsOZkvEcBj/RHvQVgMbViqA== X-Received: by 2002:adf:fbcf:0:b0:1ef:d5f2:23a5 with SMTP id d15-20020adffbcf000000b001efd5f223a5mr11929581wrs.567.1646255489050; Wed, 02 Mar 2022 13:11:29 -0800 (PST) Received: from localhost.localdomain (laubervilliers-658-1-213-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:28 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 08/18] crypto: rockchip: better handle cipher key Date: Wed, 2 Mar 2022 21:11:03 +0000 Message-Id: <20220302211113.4003816-9-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The key should not be set in hardware too much in advance, this will fail it 2 TFM with different keys generate alternative requests. The key should be stored and used just before doing cipher operations. Fixes: ce0183cb6464b ("crypto: rockchip - switch to skcipher API") Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto.h | 1 + drivers/crypto/rockchip/rk3288_crypto_skcipher.c | 10 +++++++--- 2 files changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockc= hip/rk3288_crypto.h index 8b1e15d8ddc6..826508e4a0c3 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.h +++ b/drivers/crypto/rockchip/rk3288_crypto.h @@ -245,6 +245,7 @@ struct rk_ahash_rctx { struct rk_cipher_ctx { struct rk_crypto_info *dev; unsigned int keylen; + u32 key[AES_MAX_KEY_SIZE / 4]; u8 iv[AES_BLOCK_SIZE]; struct crypto_skcipher *fallback_tfm; }; diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/cry= pto/rockchip/rk3288_crypto_skcipher.c index bf9d398cc54c..26d74d4bd415 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c +++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c @@ -95,7 +95,7 @@ static int rk_aes_setkey(struct crypto_skcipher *cipher, keylen !=3D AES_KEYSIZE_256) return -EINVAL; ctx->keylen =3D keylen; - memcpy_toio(ctx->dev->reg + RK_CRYPTO_AES_KEY_0, key, keylen); + memcpy(ctx->key, key, keylen); =20 return crypto_skcipher_setkey(ctx->fallback_tfm, key, keylen); } @@ -111,7 +111,7 @@ static int rk_des_setkey(struct crypto_skcipher *cipher, return err; =20 ctx->keylen =3D keylen; - memcpy_toio(ctx->dev->reg + RK_CRYPTO_TDES_KEY1_0, key, keylen); + memcpy(ctx->key, key, keylen); =20 return crypto_skcipher_setkey(ctx->fallback_tfm, key, keylen); } @@ -127,7 +127,8 @@ static int rk_tdes_setkey(struct crypto_skcipher *ciphe= r, return err; =20 ctx->keylen =3D keylen; - memcpy_toio(ctx->dev->reg + RK_CRYPTO_TDES_KEY1_0, key, keylen); + memcpy(ctx->key, key, keylen); + return crypto_skcipher_setkey(ctx->fallback_tfm, key, keylen); } =20 @@ -283,6 +284,7 @@ static void rk_ablk_hw_init(struct rk_crypto_info *dev) RK_CRYPTO_TDES_BYTESWAP_IV; CRYPTO_WRITE(dev, RK_CRYPTO_TDES_CTRL, rctx->mode); memcpy_toio(dev->reg + RK_CRYPTO_TDES_IV_0, req->iv, ivsize); + memcpy_toio(ctx->dev->reg + RK_CRYPTO_TDES_KEY1_0, ctx->key, ctx->keylen= ); conf_reg =3D RK_CRYPTO_DESSEL; } else { rctx->mode |=3D RK_CRYPTO_AES_FIFO_MODE | @@ -295,6 +297,7 @@ static void rk_ablk_hw_init(struct rk_crypto_info *dev) rctx->mode |=3D RK_CRYPTO_AES_256BIT_key; CRYPTO_WRITE(dev, RK_CRYPTO_AES_CTRL, rctx->mode); memcpy_toio(dev->reg + RK_CRYPTO_AES_IV_0, req->iv, ivsize); + memcpy_toio(ctx->dev->reg + RK_CRYPTO_AES_KEY_0, ctx->key, ctx->keylen); } conf_reg |=3D RK_CRYPTO_BYTESWAP_BTFIFO | RK_CRYPTO_BYTESWAP_BRFIFO; @@ -484,6 +487,7 @@ static void rk_ablk_exit_tfm(struct crypto_skcipher *tf= m) { struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); =20 + memzero_explicit(ctx->key, ctx->keylen); free_page((unsigned long)ctx->dev->addr_vir); crypto_free_skcipher(ctx->fallback_tfm); } --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A1B5EC4332F for ; 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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:29 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 09/18] crypto: rockchip: remove non-aligned handling Date: Wed, 2 Mar 2022 21:11:04 +0000 Message-Id: <20220302211113.4003816-10-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Now driver have fallback for un-aligned cases, remove all code handling those cases. Fixes: ce0183cb6464b ("crypto: rockchip - switch to skcipher API") Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto.c | 69 +++++-------------- drivers/crypto/rockchip/rk3288_crypto.h | 4 -- drivers/crypto/rockchip/rk3288_crypto_ahash.c | 22 ++---- .../crypto/rockchip/rk3288_crypto_skcipher.c | 39 +++-------- 4 files changed, 31 insertions(+), 103 deletions(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto.c b/drivers/crypto/rockc= hip/rk3288_crypto.c index 4cff49b82983..b3db096e2ec2 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.c +++ b/drivers/crypto/rockchip/rk3288_crypto.c @@ -88,63 +88,26 @@ static int rk_load_data(struct rk_crypto_info *dev, { unsigned int count; =20 - dev->aligned =3D dev->aligned ? - check_alignment(sg_src, sg_dst, dev->align_size) : - dev->aligned; - if (dev->aligned) { - count =3D min(dev->left_bytes, sg_src->length); - dev->left_bytes -=3D count; - - if (!dma_map_sg(dev->dev, sg_src, 1, DMA_TO_DEVICE)) { - dev_err(dev->dev, "[%s:%d] dma_map_sg(src) error\n", + count =3D min(dev->left_bytes, sg_src->length); + dev->left_bytes -=3D count; + + if (!dma_map_sg(dev->dev, sg_src, 1, DMA_TO_DEVICE)) { + dev_err(dev->dev, "[%s:%d] dma_map_sg(src) error\n", __func__, __LINE__); - return -EINVAL; - } - dev->addr_in =3D sg_dma_address(sg_src); + return -EINVAL; + } + dev->addr_in =3D sg_dma_address(sg_src); =20 - if (sg_dst) { - if (!dma_map_sg(dev->dev, sg_dst, 1, DMA_FROM_DEVICE)) { - dev_err(dev->dev, + if (sg_dst) { + if (!dma_map_sg(dev->dev, sg_dst, 1, DMA_FROM_DEVICE)) { + dev_err(dev->dev, "[%s:%d] dma_map_sg(dst) error\n", __func__, __LINE__); - dma_unmap_sg(dev->dev, sg_src, 1, - DMA_TO_DEVICE); - return -EINVAL; - } - dev->addr_out =3D sg_dma_address(sg_dst); - } - } else { - count =3D (dev->left_bytes > PAGE_SIZE) ? - PAGE_SIZE : dev->left_bytes; - - if (!sg_pcopy_to_buffer(dev->first, dev->src_nents, - dev->addr_vir, count, - dev->total - dev->left_bytes)) { - dev_err(dev->dev, "[%s:%d] pcopy err\n", - __func__, __LINE__); + dma_unmap_sg(dev->dev, sg_src, 1, + DMA_TO_DEVICE); return -EINVAL; } - dev->left_bytes -=3D count; - sg_init_one(&dev->sg_tmp, dev->addr_vir, count); - if (!dma_map_sg(dev->dev, &dev->sg_tmp, 1, DMA_TO_DEVICE)) { - dev_err(dev->dev, "[%s:%d] dma_map_sg(sg_tmp) error\n", - __func__, __LINE__); - return -ENOMEM; - } - dev->addr_in =3D sg_dma_address(&dev->sg_tmp); - - if (sg_dst) { - if (!dma_map_sg(dev->dev, &dev->sg_tmp, 1, - DMA_FROM_DEVICE)) { - dev_err(dev->dev, - "[%s:%d] dma_map_sg(sg_tmp) error\n", - __func__, __LINE__); - dma_unmap_sg(dev->dev, &dev->sg_tmp, 1, - DMA_TO_DEVICE); - return -ENOMEM; - } - dev->addr_out =3D sg_dma_address(&dev->sg_tmp); - } + dev->addr_out =3D sg_dma_address(sg_dst); } dev->count =3D count; return 0; @@ -154,11 +117,11 @@ static void rk_unload_data(struct rk_crypto_info *dev) { struct scatterlist *sg_in, *sg_out; =20 - sg_in =3D dev->aligned ? dev->sg_src : &dev->sg_tmp; + sg_in =3D dev->sg_src; dma_unmap_sg(dev->dev, sg_in, 1, DMA_TO_DEVICE); =20 if (dev->sg_dst) { - sg_out =3D dev->aligned ? dev->sg_dst : &dev->sg_tmp; + sg_out =3D dev->sg_dst; dma_unmap_sg(dev->dev, sg_out, 1, DMA_FROM_DEVICE); } } diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockc= hip/rk3288_crypto.h index 826508e4a0c3..d35b84071935 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.h +++ b/drivers/crypto/rockchip/rk3288_crypto.h @@ -204,12 +204,8 @@ struct rk_crypto_info { /* the public variable */ struct scatterlist *sg_src; struct scatterlist *sg_dst; - struct scatterlist sg_tmp; struct scatterlist *first; unsigned int left_bytes; - void *addr_vir; - int aligned; - int align_size; size_t src_nents; size_t dst_nents; unsigned int total; diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto= /rockchip/rk3288_crypto_ahash.c index 16009bb0bf16..c762e462eb57 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -236,8 +236,6 @@ static int rk_ahash_start(struct rk_crypto_info *dev) =20 dev->total =3D req->nbytes; dev->left_bytes =3D req->nbytes; - dev->aligned =3D 0; - dev->align_size =3D 4; dev->sg_dst =3D NULL; dev->sg_src =3D req->src; dev->first =3D req->src; @@ -272,15 +270,13 @@ static int rk_ahash_crypto_rx(struct rk_crypto_info *= dev) =20 dev->unload_data(dev); if (dev->left_bytes) { - if (dev->aligned) { - if (sg_is_last(dev->sg_src)) { - dev_warn(dev->dev, "[%s:%d], Lack of data\n", - __func__, __LINE__); - err =3D -ENOMEM; - goto out_rx; - } - dev->sg_src =3D sg_next(dev->sg_src); + if (sg_is_last(dev->sg_src)) { + dev_warn(dev->dev, "[%s:%d], Lack of data\n", + __func__, __LINE__); + err =3D -ENOMEM; + goto out_rx; } + dev->sg_src =3D sg_next(dev->sg_src); err =3D rk_ahash_set_data_start(dev); } else { /* @@ -318,11 +314,6 @@ static int rk_cra_hash_init(struct crypto_tfm *tfm) algt =3D container_of(alg, struct rk_crypto_tmp, alg.hash); =20 tctx->dev =3D algt->dev; - tctx->dev->addr_vir =3D (void *)__get_free_page(GFP_KERNEL); - if (!tctx->dev->addr_vir) { - dev_err(tctx->dev->dev, "failed to kmalloc for addr_vir\n"); - return -ENOMEM; - } tctx->dev->start =3D rk_ahash_start; tctx->dev->update =3D rk_ahash_crypto_rx; tctx->dev->complete =3D rk_ahash_crypto_complete; @@ -345,7 +336,6 @@ static void rk_cra_hash_exit(struct crypto_tfm *tfm) { struct rk_ahash_ctx *tctx =3D crypto_tfm_ctx(tfm); =20 - free_page((unsigned long)tctx->dev->addr_vir); crypto_free_ahash(tctx->fallback_tfm); } =20 diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/cry= pto/rockchip/rk3288_crypto_skcipher.c index 26d74d4bd415..1129c7892902 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c +++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c @@ -356,7 +356,6 @@ static int rk_ablk_start(struct rk_crypto_info *dev) dev->src_nents =3D sg_nents(req->src); dev->sg_dst =3D req->dst; dev->dst_nents =3D sg_nents(req->dst); - dev->aligned =3D 1; =20 spin_lock_irqsave(&dev->lock, flags); rk_ablk_hw_init(dev); @@ -376,13 +375,9 @@ static void rk_iv_copyback(struct rk_crypto_info *dev) =20 /* Update the IV buffer to contain the next IV for encryption mode. */ if (!(rctx->mode & RK_CRYPTO_DEC)) { - if (dev->aligned) { - memcpy(req->iv, sg_virt(dev->sg_dst) + - dev->sg_dst->length - ivsize, ivsize); - } else { - memcpy(req->iv, dev->addr_vir + - dev->count - ivsize, ivsize); - } + memcpy(req->iv, + sg_virt(dev->sg_dst) + dev->sg_dst->length - ivsize, + ivsize); } } =20 @@ -420,27 +415,16 @@ static int rk_ablk_rx(struct rk_crypto_info *dev) skcipher_request_cast(dev->async_req); =20 dev->unload_data(dev); - if (!dev->aligned) { - if (!sg_pcopy_from_buffer(req->dst, dev->dst_nents, - dev->addr_vir, dev->count, - dev->total - dev->left_bytes - - dev->count)) { - err =3D -EINVAL; - goto out_rx; - } - } if (dev->left_bytes) { rk_update_iv(dev); - if (dev->aligned) { - if (sg_is_last(dev->sg_src)) { - dev_err(dev->dev, "[%s:%d] Lack of data\n", + if (sg_is_last(dev->sg_src)) { + dev_err(dev->dev, "[%s:%d] Lack of data\n", __func__, __LINE__); - err =3D -ENOMEM; - goto out_rx; - } - dev->sg_src =3D sg_next(dev->sg_src); - dev->sg_dst =3D sg_next(dev->sg_dst); + err =3D -ENOMEM; + goto out_rx; } + dev->sg_src =3D sg_next(dev->sg_src); + dev->sg_dst =3D sg_next(dev->sg_dst); err =3D rk_set_data_start(dev); } else { rk_iv_copyback(dev); @@ -462,13 +446,9 @@ static int rk_ablk_init_tfm(struct crypto_skcipher *tf= m) algt =3D container_of(alg, struct rk_crypto_tmp, alg.skcipher); =20 ctx->dev =3D algt->dev; - ctx->dev->align_size =3D crypto_tfm_alg_alignmask(crypto_skcipher_tfm(tfm= )) + 1; ctx->dev->start =3D rk_ablk_start; ctx->dev->update =3D rk_ablk_rx; ctx->dev->complete =3D rk_crypto_complete; - ctx->dev->addr_vir =3D (char *)__get_free_page(GFP_KERNEL); - if (!ctx->dev->addr_vir) - return -ENOMEM; =20 ctx->fallback_tfm =3D crypto_alloc_skcipher(name, 0, CRYPTO_ALG_NEED_FALL= BACK); if (IS_ERR(ctx->fallback_tfm)) { @@ -488,7 +468,6 @@ static void rk_ablk_exit_tfm(struct crypto_skcipher *tf= m) struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); =20 memzero_explicit(ctx->key, ctx->keylen); - free_page((unsigned long)ctx->dev->addr_vir); crypto_free_skcipher(ctx->fallback_tfm); } =20 --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 97632C433FE for ; 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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:30 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 10/18] crypto: rockchip: rework by using crypto_engine Date: Wed, 2 Mar 2022 21:11:05 +0000 Message-Id: <20220302211113.4003816-11-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Instead of doing manual queue management, let's use the crypto/engine for that. In the same time, rework the requests handling to be easier to understand (and fix all bugs related to them). Fixes: ce0183cb6464b ("crypto: rockchip - switch to skcipher API") Signed-off-by: Corentin Labbe --- drivers/crypto/Kconfig | 1 + drivers/crypto/rockchip/rk3288_crypto.c | 150 +---------- drivers/crypto/rockchip/rk3288_crypto.h | 39 +-- drivers/crypto/rockchip/rk3288_crypto_ahash.c | 144 +++++----- .../crypto/rockchip/rk3288_crypto_skcipher.c | 252 +++++++++--------- 5 files changed, 221 insertions(+), 365 deletions(-) diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig index 4f705674f94f..6c939214833f 100644 --- a/drivers/crypto/Kconfig +++ b/drivers/crypto/Kconfig @@ -785,6 +785,7 @@ config CRYPTO_DEV_ROCKCHIP tristate "Rockchip's Cryptographic Engine driver" depends on OF && ARCH_ROCKCHIP select CRYPTO_AES + select CRYPTO_ENGINE select CRYPTO_LIB_DES select CRYPTO_MD5 select CRYPTO_SHA1 diff --git a/drivers/crypto/rockchip/rk3288_crypto.c b/drivers/crypto/rockc= hip/rk3288_crypto.c index b3db096e2ec2..94ef1283789f 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.c +++ b/drivers/crypto/rockchip/rk3288_crypto.c @@ -65,149 +65,24 @@ static void rk_crypto_disable_clk(struct rk_crypto_inf= o *dev) clk_disable_unprepare(dev->sclk); } =20 -static int check_alignment(struct scatterlist *sg_src, - struct scatterlist *sg_dst, - int align_mask) -{ - int in, out, align; - - in =3D IS_ALIGNED((uint32_t)sg_src->offset, 4) && - IS_ALIGNED((uint32_t)sg_src->length, align_mask); - if (!sg_dst) - return in; - out =3D IS_ALIGNED((uint32_t)sg_dst->offset, 4) && - IS_ALIGNED((uint32_t)sg_dst->length, align_mask); - align =3D in && out; - - return (align && (sg_src->length =3D=3D sg_dst->length)); -} - -static int rk_load_data(struct rk_crypto_info *dev, - struct scatterlist *sg_src, - struct scatterlist *sg_dst) -{ - unsigned int count; - - count =3D min(dev->left_bytes, sg_src->length); - dev->left_bytes -=3D count; - - if (!dma_map_sg(dev->dev, sg_src, 1, DMA_TO_DEVICE)) { - dev_err(dev->dev, "[%s:%d] dma_map_sg(src) error\n", - __func__, __LINE__); - return -EINVAL; - } - dev->addr_in =3D sg_dma_address(sg_src); - - if (sg_dst) { - if (!dma_map_sg(dev->dev, sg_dst, 1, DMA_FROM_DEVICE)) { - dev_err(dev->dev, - "[%s:%d] dma_map_sg(dst) error\n", - __func__, __LINE__); - dma_unmap_sg(dev->dev, sg_src, 1, - DMA_TO_DEVICE); - return -EINVAL; - } - dev->addr_out =3D sg_dma_address(sg_dst); - } - dev->count =3D count; - return 0; -} - -static void rk_unload_data(struct rk_crypto_info *dev) -{ - struct scatterlist *sg_in, *sg_out; - - sg_in =3D dev->sg_src; - dma_unmap_sg(dev->dev, sg_in, 1, DMA_TO_DEVICE); - - if (dev->sg_dst) { - sg_out =3D dev->sg_dst; - dma_unmap_sg(dev->dev, sg_out, 1, DMA_FROM_DEVICE); - } -} - static irqreturn_t rk_crypto_irq_handle(int irq, void *dev_id) { struct rk_crypto_info *dev =3D platform_get_drvdata(dev_id); u32 interrupt_status; =20 - spin_lock(&dev->lock); interrupt_status =3D CRYPTO_READ(dev, RK_CRYPTO_INTSTS); CRYPTO_WRITE(dev, RK_CRYPTO_INTSTS, interrupt_status); =20 + dev->status =3D 1; if (interrupt_status & 0x0a) { dev_warn(dev->dev, "DMA Error\n"); - dev->err =3D -EFAULT; + dev->status =3D 0; } - tasklet_schedule(&dev->done_task); + complete(&dev->complete); =20 - spin_unlock(&dev->lock); return IRQ_HANDLED; } =20 -static int rk_crypto_enqueue(struct rk_crypto_info *dev, - struct crypto_async_request *async_req) -{ - unsigned long flags; - int ret; - - spin_lock_irqsave(&dev->lock, flags); - ret =3D crypto_enqueue_request(&dev->queue, async_req); - if (dev->busy) { - spin_unlock_irqrestore(&dev->lock, flags); - return ret; - } - dev->busy =3D true; - spin_unlock_irqrestore(&dev->lock, flags); - tasklet_schedule(&dev->queue_task); - - return ret; -} - -static void rk_crypto_queue_task_cb(unsigned long data) -{ - struct rk_crypto_info *dev =3D (struct rk_crypto_info *)data; - struct crypto_async_request *async_req, *backlog; - unsigned long flags; - int err =3D 0; - - dev->err =3D 0; - spin_lock_irqsave(&dev->lock, flags); - backlog =3D crypto_get_backlog(&dev->queue); - async_req =3D crypto_dequeue_request(&dev->queue); - - if (!async_req) { - dev->busy =3D false; - spin_unlock_irqrestore(&dev->lock, flags); - return; - } - spin_unlock_irqrestore(&dev->lock, flags); - - if (backlog) { - backlog->complete(backlog, -EINPROGRESS); - backlog =3D NULL; - } - - dev->async_req =3D async_req; - err =3D dev->start(dev); - if (err) - dev->complete(dev->async_req, err); -} - -static void rk_crypto_done_task_cb(unsigned long data) -{ - struct rk_crypto_info *dev =3D (struct rk_crypto_info *)data; - - if (dev->err) { - dev->complete(dev->async_req, dev->err); - return; - } - - dev->err =3D dev->update(dev); - if (dev->err) - dev->complete(dev->async_req, dev->err); -} - static struct rk_crypto_tmp *rk_cipher_algs[] =3D { &rk_ecb_aes_alg, &rk_cbc_aes_alg, @@ -300,8 +175,6 @@ static int rk_crypto_probe(struct platform_device *pdev) if (err) goto err_crypto; =20 - spin_lock_init(&crypto_info->lock); - crypto_info->reg =3D devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(crypto_info->reg)) { err =3D PTR_ERR(crypto_info->reg); @@ -351,17 +224,11 @@ static int rk_crypto_probe(struct platform_device *pd= ev) crypto_info->dev =3D &pdev->dev; platform_set_drvdata(pdev, crypto_info); =20 - tasklet_init(&crypto_info->queue_task, - rk_crypto_queue_task_cb, (unsigned long)crypto_info); - tasklet_init(&crypto_info->done_task, - rk_crypto_done_task_cb, (unsigned long)crypto_info); - crypto_init_queue(&crypto_info->queue, 50); + crypto_info->engine =3D crypto_engine_alloc_init(&pdev->dev, true); + crypto_engine_start(crypto_info->engine); + init_completion(&crypto_info->complete); =20 rk_crypto_enable_clk(crypto_info); - crypto_info->load_data =3D rk_load_data; - crypto_info->unload_data =3D rk_unload_data; - crypto_info->enqueue =3D rk_crypto_enqueue; - crypto_info->busy =3D false; =20 err =3D rk_crypto_register(crypto_info); if (err) { @@ -373,9 +240,8 @@ static int rk_crypto_probe(struct platform_device *pdev) return 0; =20 err_register_alg: - tasklet_kill(&crypto_info->queue_task); - tasklet_kill(&crypto_info->done_task); err_crypto: + dev_err(dev, "Crypto Accelerator not successfully registered\n"); return err; } =20 @@ -385,8 +251,6 @@ static int rk_crypto_remove(struct platform_device *pde= v) =20 rk_crypto_unregister(); rk_crypto_disable_clk(crypto_tmp); - tasklet_kill(&crypto_tmp->done_task); - tasklet_kill(&crypto_tmp->queue_task); return 0; } =20 diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockc= hip/rk3288_crypto.h index d35b84071935..c741e97057dc 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.h +++ b/drivers/crypto/rockchip/rk3288_crypto.h @@ -5,9 +5,11 @@ #include #include #include +#include #include #include #include +#include #include #include =20 @@ -193,39 +195,15 @@ struct rk_crypto_info { struct reset_control *rst; void __iomem *reg; int irq; - struct crypto_queue queue; - struct tasklet_struct queue_task; - struct tasklet_struct done_task; - struct crypto_async_request *async_req; - int err; - /* device lock */ - spinlock_t lock; - - /* the public variable */ - struct scatterlist *sg_src; - struct scatterlist *sg_dst; - struct scatterlist *first; - unsigned int left_bytes; - size_t src_nents; - size_t dst_nents; - unsigned int total; - unsigned int count; - dma_addr_t addr_in; - dma_addr_t addr_out; - bool busy; - int (*start)(struct rk_crypto_info *dev); - int (*update)(struct rk_crypto_info *dev); - void (*complete)(struct crypto_async_request *base, int err); - int (*load_data)(struct rk_crypto_info *dev, - struct scatterlist *sg_src, - struct scatterlist *sg_dst); - void (*unload_data)(struct rk_crypto_info *dev); - int (*enqueue)(struct rk_crypto_info *dev, - struct crypto_async_request *async_req); + + struct crypto_engine *engine; + struct completion complete; + int status; }; =20 /* the private variable of hash */ struct rk_ahash_ctx { + struct crypto_engine_ctx enginectx; struct rk_crypto_info *dev; /* for fallback */ struct crypto_ahash *fallback_tfm; @@ -235,10 +213,12 @@ struct rk_ahash_ctx { struct rk_ahash_rctx { struct ahash_request fallback_req; u32 mode; + int nrsg; }; =20 /* the private variable of cipher */ struct rk_cipher_ctx { + struct crypto_engine_ctx enginectx; struct rk_crypto_info *dev; unsigned int keylen; u32 key[AES_MAX_KEY_SIZE / 4]; @@ -247,6 +227,7 @@ struct rk_cipher_ctx { }; =20 struct rk_cipher_rctx { + u8 backup_iv[AES_BLOCK_SIZE]; u32 mode; struct skcipher_request fallback_req; // keep at the end }; diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto= /rockchip/rk3288_crypto_ahash.c index c762e462eb57..edd40e16a3f0 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -9,6 +9,7 @@ * Some ideas are from marvell/cesa.c and s5p-sss.c driver. */ #include +#include #include "rk3288_crypto.h" =20 /* @@ -72,16 +73,12 @@ static int zero_message_process(struct ahash_request *r= eq) return 0; } =20 -static void rk_ahash_crypto_complete(struct crypto_async_request *base, in= t err) +static void rk_ahash_reg_init(struct ahash_request *req) { - if (base->complete) - base->complete(base, err); -} - -static void rk_ahash_reg_init(struct rk_crypto_info *dev) -{ - struct ahash_request *req =3D ahash_request_cast(dev->async_req); struct rk_ahash_rctx *rctx =3D ahash_request_ctx(req); + struct crypto_ahash *tfm =3D crypto_ahash_reqtfm(req); + struct rk_ahash_ctx *tctx =3D crypto_ahash_ctx(tfm); + struct rk_crypto_info *dev =3D tctx->dev; int reg_status; =20 reg_status =3D CRYPTO_READ(dev, RK_CRYPTO_CTRL) | @@ -108,7 +105,7 @@ static void rk_ahash_reg_init(struct rk_crypto_info *de= v) RK_CRYPTO_BYTESWAP_BRFIFO | RK_CRYPTO_BYTESWAP_BTFIFO); =20 - CRYPTO_WRITE(dev, RK_CRYPTO_HASH_MSG_LEN, dev->total); + CRYPTO_WRITE(dev, RK_CRYPTO_HASH_MSG_LEN, req->nbytes); } =20 static int rk_ahash_init(struct ahash_request *req) @@ -206,44 +203,59 @@ static int rk_ahash_digest(struct ahash_request *req) =20 if (!req->nbytes) return zero_message_process(req); - else - return dev->enqueue(dev, &req->base); + + return crypto_transfer_hash_request_to_engine(dev->engine, req); } =20 -static void crypto_ahash_dma_start(struct rk_crypto_info *dev) +static void crypto_ahash_dma_start(struct rk_crypto_info *dev, struct scat= terlist *sg) { - CRYPTO_WRITE(dev, RK_CRYPTO_HRDMAS, dev->addr_in); - CRYPTO_WRITE(dev, RK_CRYPTO_HRDMAL, (dev->count + 3) / 4); + CRYPTO_WRITE(dev, RK_CRYPTO_HRDMAS, sg_dma_address(sg)); + CRYPTO_WRITE(dev, RK_CRYPTO_HRDMAL, sg_dma_len(sg) / 4); CRYPTO_WRITE(dev, RK_CRYPTO_CTRL, RK_CRYPTO_HASH_START | (RK_CRYPTO_HASH_START << 16)); } =20 -static int rk_ahash_set_data_start(struct rk_crypto_info *dev) +static int rk_hash_prepare(struct crypto_engine *engine, void *breq) +{ + struct ahash_request *areq =3D container_of(breq, struct ahash_request, b= ase); + struct crypto_ahash *tfm =3D crypto_ahash_reqtfm(areq); + struct rk_ahash_rctx *rctx =3D ahash_request_ctx(areq); + struct rk_ahash_ctx *tctx =3D crypto_ahash_ctx(tfm); + int ret; + + ret =3D dma_map_sg(tctx->dev->dev, areq->src, sg_nents(areq->src), DMA_TO= _DEVICE); + if (ret <=3D 0) + return -EINVAL; + + rctx->nrsg =3D ret; + + return 0; +} + +static int rk_hash_unprepare(struct crypto_engine *engine, void *breq) { - int err; + struct ahash_request *areq =3D container_of(breq, struct ahash_request, b= ase); + struct crypto_ahash *tfm =3D crypto_ahash_reqtfm(areq); + struct rk_ahash_rctx *rctx =3D ahash_request_ctx(areq); + struct rk_ahash_ctx *tctx =3D crypto_ahash_ctx(tfm); =20 - err =3D dev->load_data(dev, dev->sg_src, NULL); - if (!err) - crypto_ahash_dma_start(dev); - return err; + dma_unmap_sg(tctx->dev->dev, areq->src, rctx->nrsg, DMA_TO_DEVICE); + return 0; } =20 -static int rk_ahash_start(struct rk_crypto_info *dev) +static int rk_hash_run(struct crypto_engine *engine, void *breq) { - struct ahash_request *req =3D ahash_request_cast(dev->async_req); - struct crypto_ahash *tfm; - struct rk_ahash_rctx *rctx; - - dev->total =3D req->nbytes; - dev->left_bytes =3D req->nbytes; - dev->sg_dst =3D NULL; - dev->sg_src =3D req->src; - dev->first =3D req->src; - dev->src_nents =3D sg_nents(req->src); - rctx =3D ahash_request_ctx(req); + struct ahash_request *areq =3D container_of(breq, struct ahash_request, b= ase); + struct crypto_ahash *tfm =3D crypto_ahash_reqtfm(areq); + struct rk_ahash_rctx *rctx =3D ahash_request_ctx(areq); + struct rk_ahash_ctx *tctx =3D crypto_ahash_ctx(tfm); + struct scatterlist *sg =3D areq->src; + int err =3D 0; + int i; + u32 v; + rctx->mode =3D 0; =20 - tfm =3D crypto_ahash_reqtfm(req); switch (crypto_ahash_digestsize(tfm)) { case SHA1_DIGEST_SIZE: rctx->mode =3D RK_CRYPTO_HASH_SHA1; @@ -255,30 +267,26 @@ static int rk_ahash_start(struct rk_crypto_info *dev) rctx->mode =3D RK_CRYPTO_HASH_MD5; break; default: - return -EINVAL; + err =3D -EINVAL; + goto theend; } =20 - rk_ahash_reg_init(dev); - return rk_ahash_set_data_start(dev); -} + rk_ahash_reg_init(areq); =20 -static int rk_ahash_crypto_rx(struct rk_crypto_info *dev) -{ - int err =3D 0; - struct ahash_request *req =3D ahash_request_cast(dev->async_req); - struct crypto_ahash *tfm; - - dev->unload_data(dev); - if (dev->left_bytes) { - if (sg_is_last(dev->sg_src)) { - dev_warn(dev->dev, "[%s:%d], Lack of data\n", - __func__, __LINE__); - err =3D -ENOMEM; - goto out_rx; + while (sg) { + reinit_completion(&tctx->dev->complete); + tctx->dev->status =3D 0; + crypto_ahash_dma_start(tctx->dev, sg); + wait_for_completion_interruptible_timeout(&tctx->dev->complete, + msecs_to_jiffies(2000)); + if (!tctx->dev->status) { + dev_err(tctx->dev->dev, "DMA timeout\n"); + err =3D -EFAULT; + goto theend; } - dev->sg_src =3D sg_next(dev->sg_src); - err =3D rk_ahash_set_data_start(dev); - } else { + sg =3D sg_next(sg); + } + /* * it will take some time to process date after last dma * transmission. @@ -289,18 +297,20 @@ static int rk_ahash_crypto_rx(struct rk_crypto_info *= dev) * efficiency, and make it response quickly when dma * complete. */ - while (!CRYPTO_READ(dev, RK_CRYPTO_HASH_STS)) - udelay(10); - - tfm =3D crypto_ahash_reqtfm(req); - memcpy_fromio(req->result, dev->reg + RK_CRYPTO_HASH_DOUT_0, - crypto_ahash_digestsize(tfm)); - dev->complete(dev->async_req, 0); - tasklet_schedule(&dev->queue_task); + while (!CRYPTO_READ(tctx->dev, RK_CRYPTO_HASH_STS)) + udelay(10); + + for (i =3D 0; i < crypto_ahash_digestsize(tfm) / 4; i++) { + v =3D readl(tctx->dev->reg + RK_CRYPTO_HASH_DOUT_0 + i * 4); + put_unaligned_le32(v, areq->result + i * 4); } =20 -out_rx: - return err; +theend: + local_bh_disable(); + crypto_finalize_hash_request(engine, breq, err); + local_bh_enable(); + + return 0; } =20 static int rk_cra_hash_init(struct crypto_tfm *tfm) @@ -314,9 +324,6 @@ static int rk_cra_hash_init(struct crypto_tfm *tfm) algt =3D container_of(alg, struct rk_crypto_tmp, alg.hash); =20 tctx->dev =3D algt->dev; - tctx->dev->start =3D rk_ahash_start; - tctx->dev->update =3D rk_ahash_crypto_rx; - tctx->dev->complete =3D rk_ahash_crypto_complete; =20 /* for fallback */ tctx->fallback_tfm =3D crypto_alloc_ahash(alg_name, 0, @@ -325,10 +332,15 @@ static int rk_cra_hash_init(struct crypto_tfm *tfm) dev_err(tctx->dev->dev, "Could not load fallback driver.\n"); return PTR_ERR(tctx->fallback_tfm); } + crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm), sizeof(struct rk_ahash_rctx) + crypto_ahash_reqsize(tctx->fallback_tfm)); =20 + tctx->enginectx.op.do_one_request =3D rk_hash_run; + tctx->enginectx.op.prepare_request =3D rk_hash_prepare; + tctx->enginectx.op.unprepare_request =3D rk_hash_unprepare; + return 0; } =20 diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/cry= pto/rockchip/rk3288_crypto_skcipher.c index 1129c7892902..a43c68cfb069 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c +++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c @@ -9,6 +9,7 @@ * Some ideas are from marvell-cesa.c and s5p-sss.c driver. */ #include +#include #include "rk3288_crypto.h" =20 #define RK_CRYPTO_DEC BIT(0) @@ -70,19 +71,15 @@ static int rk_cipher_fallback(struct skcipher_request *= areq) return err; } =20 -static void rk_crypto_complete(struct crypto_async_request *base, int err) -{ - if (base->complete) - base->complete(base, err); -} - static int rk_handle_req(struct rk_crypto_info *dev, struct skcipher_request *req) { + struct crypto_engine *engine =3D dev->engine; + if (rk_cipher_need_fallback(req)) return rk_cipher_fallback(req); =20 - return dev->enqueue(dev, &req->base); + return crypto_transfer_skcipher_request_to_engine(engine, req); } =20 static int rk_aes_setkey(struct crypto_skcipher *cipher, @@ -265,25 +262,21 @@ static int rk_des3_ede_cbc_decrypt(struct skcipher_re= quest *req) return rk_handle_req(dev, req); } =20 -static void rk_ablk_hw_init(struct rk_crypto_info *dev) +static void rk_ablk_hw_init(struct rk_crypto_info *dev, struct skcipher_re= quest *req) { - struct skcipher_request *req =3D - skcipher_request_cast(dev->async_req); struct crypto_skcipher *cipher =3D crypto_skcipher_reqtfm(req); struct crypto_tfm *tfm =3D crypto_skcipher_tfm(cipher); struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(cipher); - u32 ivsize, block, conf_reg =3D 0; + u32 block, conf_reg =3D 0; =20 block =3D crypto_tfm_alg_blocksize(tfm); - ivsize =3D crypto_skcipher_ivsize(cipher); =20 if (block =3D=3D DES_BLOCK_SIZE) { rctx->mode |=3D RK_CRYPTO_TDES_FIFO_MODE | RK_CRYPTO_TDES_BYTESWAP_KEY | RK_CRYPTO_TDES_BYTESWAP_IV; CRYPTO_WRITE(dev, RK_CRYPTO_TDES_CTRL, rctx->mode); - memcpy_toio(dev->reg + RK_CRYPTO_TDES_IV_0, req->iv, ivsize); memcpy_toio(ctx->dev->reg + RK_CRYPTO_TDES_KEY1_0, ctx->key, ctx->keylen= ); conf_reg =3D RK_CRYPTO_DESSEL; } else { @@ -296,7 +289,6 @@ static void rk_ablk_hw_init(struct rk_crypto_info *dev) else if (ctx->keylen =3D=3D AES_KEYSIZE_256) rctx->mode |=3D RK_CRYPTO_AES_256BIT_key; CRYPTO_WRITE(dev, RK_CRYPTO_AES_CTRL, rctx->mode); - memcpy_toio(dev->reg + RK_CRYPTO_AES_IV_0, req->iv, ivsize); memcpy_toio(ctx->dev->reg + RK_CRYPTO_AES_KEY_0, ctx->key, ctx->keylen); } conf_reg |=3D RK_CRYPTO_BYTESWAP_BTFIFO | @@ -306,133 +298,140 @@ static void rk_ablk_hw_init(struct rk_crypto_info *= dev) RK_CRYPTO_BCDMA_ERR_ENA | RK_CRYPTO_BCDMA_DONE_ENA); } =20 -static void crypto_dma_start(struct rk_crypto_info *dev) +static void crypto_dma_start(struct rk_crypto_info *dev, + struct scatterlist *sgs, + struct scatterlist *sgd, unsigned int todo) { - CRYPTO_WRITE(dev, RK_CRYPTO_BRDMAS, dev->addr_in); - CRYPTO_WRITE(dev, RK_CRYPTO_BRDMAL, dev->count / 4); - CRYPTO_WRITE(dev, RK_CRYPTO_BTDMAS, dev->addr_out); + CRYPTO_WRITE(dev, RK_CRYPTO_BRDMAS, sg_dma_address(sgs)); + CRYPTO_WRITE(dev, RK_CRYPTO_BRDMAL, todo); + CRYPTO_WRITE(dev, RK_CRYPTO_BTDMAS, sg_dma_address(sgd)); CRYPTO_WRITE(dev, RK_CRYPTO_CTRL, RK_CRYPTO_BLOCK_START | _SBF(RK_CRYPTO_BLOCK_START, 16)); } =20 -static int rk_set_data_start(struct rk_crypto_info *dev) +static int rk_cipher_run(struct crypto_engine *engine, void *async_req) { - int err; - struct skcipher_request *req =3D - skcipher_request_cast(dev->async_req); - struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); - struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); + struct skcipher_request *areq =3D container_of(async_req, struct skcipher= _request, base); + struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(areq); struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); - u32 ivsize =3D crypto_skcipher_ivsize(tfm); - u8 *src_last_blk =3D page_address(sg_page(dev->sg_src)) + - dev->sg_src->offset + dev->sg_src->length - ivsize; - - /* Store the iv that need to be updated in chain mode. - * And update the IV buffer to contain the next IV for decryption mode. - */ - if (rctx->mode & RK_CRYPTO_DEC) { - memcpy(ctx->iv, src_last_blk, ivsize); - sg_pcopy_to_buffer(dev->first, dev->src_nents, req->iv, - ivsize, dev->total - ivsize); - } - - err =3D dev->load_data(dev, dev->sg_src, dev->sg_dst); - if (!err) - crypto_dma_start(dev); - return err; -} - -static int rk_ablk_start(struct rk_crypto_info *dev) -{ - struct skcipher_request *req =3D - skcipher_request_cast(dev->async_req); - unsigned long flags; + struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(areq); + struct scatterlist *sgs, *sgd; int err =3D 0; + int n =3D 0; + int ivsize =3D crypto_skcipher_ivsize(tfm); + int offset; + u8 iv[AES_BLOCK_SIZE]; + u8 biv[AES_BLOCK_SIZE]; + u8 *ivtouse =3D areq->iv; + unsigned int len =3D areq->cryptlen; + unsigned int todo; + + ivsize =3D crypto_skcipher_ivsize(tfm); + if (areq->iv && crypto_skcipher_ivsize(tfm) > 0) { + if (rctx->mode & RK_CRYPTO_DEC) { + offset =3D areq->cryptlen - ivsize; + scatterwalk_map_and_copy(rctx->backup_iv, areq->src, + offset, ivsize, 0); + } + } =20 - dev->left_bytes =3D req->cryptlen; - dev->total =3D req->cryptlen; - dev->sg_src =3D req->src; - dev->first =3D req->src; - dev->src_nents =3D sg_nents(req->src); - dev->sg_dst =3D req->dst; - dev->dst_nents =3D sg_nents(req->dst); - - spin_lock_irqsave(&dev->lock, flags); - rk_ablk_hw_init(dev); - err =3D rk_set_data_start(dev); - spin_unlock_irqrestore(&dev->lock, flags); - return err; -} - -static void rk_iv_copyback(struct rk_crypto_info *dev) -{ - struct skcipher_request *req =3D - skcipher_request_cast(dev->async_req); - struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); - struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); - struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); - u32 ivsize =3D crypto_skcipher_ivsize(tfm); + sgs =3D areq->src; + sgd =3D areq->dst; =20 - /* Update the IV buffer to contain the next IV for encryption mode. */ - if (!(rctx->mode & RK_CRYPTO_DEC)) { - memcpy(req->iv, - sg_virt(dev->sg_dst) + dev->sg_dst->length - ivsize, - ivsize); + while (sgs && sgd && len) { + if (!sgs->length) { + sgs =3D sg_next(sgs); + sgd =3D sg_next(sgd); + continue; + } + if (rctx->mode & RK_CRYPTO_DEC) { + /* we backup last block of source to be used as IV at next step */ + offset =3D sgs->length - ivsize; + scatterwalk_map_and_copy(biv, sgs, offset, ivsize, 0); + } + if (sgs =3D=3D sgd) { + err =3D dma_map_sg(ctx->dev->dev, sgs, 1, DMA_BIDIRECTIONAL); + if (err <=3D 0) { + err =3D -EINVAL; + goto theend_iv; + } + } else { + err =3D dma_map_sg(ctx->dev->dev, sgs, 1, DMA_TO_DEVICE); + if (err <=3D 0) { + err =3D -EINVAL; + goto theend_iv; + } + err =3D dma_map_sg(ctx->dev->dev, sgd, 1, DMA_FROM_DEVICE); + if (err <=3D 0) { + err =3D -EINVAL; + goto theend_sgs; + } + } + err =3D 0; + rk_ablk_hw_init(ctx->dev, areq); + if (ivsize) { + if (ivsize =3D=3D DES_BLOCK_SIZE) + memcpy_toio(ctx->dev->reg + RK_CRYPTO_TDES_IV_0, ivtouse, ivsize); + else + memcpy_toio(ctx->dev->reg + RK_CRYPTO_AES_IV_0, ivtouse, ivsize); + } + reinit_completion(&ctx->dev->complete); + ctx->dev->status =3D 0; + + todo =3D min(sg_dma_len(sgs), len); + len -=3D todo; + crypto_dma_start(ctx->dev, sgs, sgd, todo / 4); + wait_for_completion_interruptible_timeout(&ctx->dev->complete, + msecs_to_jiffies(2000)); + if (!ctx->dev->status) { + dev_err(ctx->dev->dev, "DMA timeout\n"); + err =3D -EFAULT; + goto theend; + } + if (sgs =3D=3D sgd) { + dma_unmap_sg(ctx->dev->dev, sgs, 1, DMA_BIDIRECTIONAL); + } else { + dma_unmap_sg(ctx->dev->dev, sgs, 1, DMA_TO_DEVICE); + dma_unmap_sg(ctx->dev->dev, sgd, 1, DMA_FROM_DEVICE); + } + if (rctx->mode & RK_CRYPTO_DEC) { + memcpy(iv, biv, ivsize); + ivtouse =3D iv; + } else { + offset =3D sgd->length - ivsize; + scatterwalk_map_and_copy(iv, sgd, offset, ivsize, 0); + ivtouse =3D iv; + } + sgs =3D sg_next(sgs); + sgd =3D sg_next(sgd); + n++; } -} - -static void rk_update_iv(struct rk_crypto_info *dev) -{ - struct skcipher_request *req =3D - skcipher_request_cast(dev->async_req); - struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); - struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(req); - struct rk_cipher_ctx *ctx =3D crypto_skcipher_ctx(tfm); - u32 ivsize =3D crypto_skcipher_ivsize(tfm); - u8 *new_iv =3D NULL; =20 - if (rctx->mode & RK_CRYPTO_DEC) { - new_iv =3D ctx->iv; - } else { - new_iv =3D page_address(sg_page(dev->sg_dst)) + - dev->sg_dst->offset + dev->sg_dst->length - ivsize; + if (areq->iv && ivsize > 0) { + offset =3D areq->cryptlen - ivsize; + if (rctx->mode & RK_CRYPTO_DEC) { + memcpy(areq->iv, rctx->backup_iv, ivsize); + memzero_explicit(rctx->backup_iv, ivsize); + } else { + scatterwalk_map_and_copy(areq->iv, areq->dst, offset, + ivsize, 0); + } } =20 - if (ivsize =3D=3D DES_BLOCK_SIZE) - memcpy_toio(dev->reg + RK_CRYPTO_TDES_IV_0, new_iv, ivsize); - else if (ivsize =3D=3D AES_BLOCK_SIZE) - memcpy_toio(dev->reg + RK_CRYPTO_AES_IV_0, new_iv, ivsize); -} +theend: + local_bh_disable(); + crypto_finalize_skcipher_request(engine, areq, err); + local_bh_enable(); + return 0; =20 -/* return: - * true some err was occurred - * fault no err, continue - */ -static int rk_ablk_rx(struct rk_crypto_info *dev) -{ - int err =3D 0; - struct skcipher_request *req =3D - skcipher_request_cast(dev->async_req); - - dev->unload_data(dev); - if (dev->left_bytes) { - rk_update_iv(dev); - if (sg_is_last(dev->sg_src)) { - dev_err(dev->dev, "[%s:%d] Lack of data\n", - __func__, __LINE__); - err =3D -ENOMEM; - goto out_rx; - } - dev->sg_src =3D sg_next(dev->sg_src); - dev->sg_dst =3D sg_next(dev->sg_dst); - err =3D rk_set_data_start(dev); +theend_sgs: + if (sgs =3D=3D sgd) { + dma_unmap_sg(ctx->dev->dev, sgs, 1, DMA_BIDIRECTIONAL); } else { - rk_iv_copyback(dev); - /* here show the calculation is over without any err */ - dev->complete(dev->async_req, 0); - tasklet_schedule(&dev->queue_task); + dma_unmap_sg(ctx->dev->dev, sgs, 1, DMA_TO_DEVICE); + dma_unmap_sg(ctx->dev->dev, sgd, 1, DMA_FROM_DEVICE); } -out_rx: +theend_iv: return err; } =20 @@ -446,9 +445,6 @@ static int rk_ablk_init_tfm(struct crypto_skcipher *tfm) algt =3D container_of(alg, struct rk_crypto_tmp, alg.skcipher); =20 ctx->dev =3D algt->dev; - ctx->dev->start =3D rk_ablk_start; - ctx->dev->update =3D rk_ablk_rx; - ctx->dev->complete =3D rk_crypto_complete; =20 ctx->fallback_tfm =3D crypto_alloc_skcipher(name, 0, CRYPTO_ALG_NEED_FALL= BACK); if (IS_ERR(ctx->fallback_tfm)) { @@ -460,6 +456,8 @@ static int rk_ablk_init_tfm(struct crypto_skcipher *tfm) tfm->reqsize =3D sizeof(struct rk_cipher_rctx) + crypto_skcipher_reqsize(ctx->fallback_tfm); =20 + ctx->enginectx.op.do_one_request =3D rk_cipher_run; + return 0; } =20 --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CC192C4332F for ; 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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:31 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 11/18] crypto: rockhip: do not handle dma clock Date: Wed, 2 Mar 2022 21:11:06 +0000 Message-Id: <20220302211113.4003816-12-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The DMA clock is handled by the DMA controller, so the crypto does not have to touch it. Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto.c | 16 +--------------- drivers/crypto/rockchip/rk3288_crypto.h | 1 - 2 files changed, 1 insertion(+), 16 deletions(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto.c b/drivers/crypto/rockc= hip/rk3288_crypto.c index 94ef1283789f..645855d2651b 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.c +++ b/drivers/crypto/rockchip/rk3288_crypto.c @@ -40,15 +40,8 @@ static int rk_crypto_enable_clk(struct rk_crypto_info *d= ev) __func__, __LINE__); goto err_hclk; } - err =3D clk_prepare_enable(dev->dmaclk); - if (err) { - dev_err(dev->dev, "[%s:%d], Couldn't enable clock dmaclk\n", - __func__, __LINE__); - goto err_dmaclk; - } + return err; -err_dmaclk: - clk_disable_unprepare(dev->hclk); err_hclk: clk_disable_unprepare(dev->aclk); err_aclk: @@ -59,7 +52,6 @@ static int rk_crypto_enable_clk(struct rk_crypto_info *de= v) =20 static void rk_crypto_disable_clk(struct rk_crypto_info *dev) { - clk_disable_unprepare(dev->dmaclk); clk_disable_unprepare(dev->hclk); clk_disable_unprepare(dev->aclk); clk_disable_unprepare(dev->sclk); @@ -199,12 +191,6 @@ static int rk_crypto_probe(struct platform_device *pde= v) goto err_crypto; } =20 - crypto_info->dmaclk =3D devm_clk_get(&pdev->dev, "apb_pclk"); - if (IS_ERR(crypto_info->dmaclk)) { - err =3D PTR_ERR(crypto_info->dmaclk); - goto err_crypto; - } - crypto_info->irq =3D platform_get_irq(pdev, 0); if (crypto_info->irq < 0) { dev_err(&pdev->dev, "control Interrupt is not available.\n"); diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockc= hip/rk3288_crypto.h index c741e97057dc..963fbfc4d14e 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.h +++ b/drivers/crypto/rockchip/rk3288_crypto.h @@ -191,7 +191,6 @@ struct rk_crypto_info { struct clk *aclk; struct clk *hclk; struct clk *sclk; - struct clk *dmaclk; struct reset_control *rst; void __iomem *reg; int irq; --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 014E0C433FE for ; Wed, 2 Mar 2022 21:13:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240085AbiCBVNt (ORCPT ); Wed, 2 Mar 2022 16:13:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41742 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245186AbiCBVMf (ORCPT ); Wed, 2 Mar 2022 16:12:35 -0500 Received: from mail-wr1-x42f.google.com (mail-wr1-x42f.google.com [IPv6:2a00:1450:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AEB75DCE34 for ; Wed, 2 Mar 2022 13:11:33 -0800 (PST) Received: by mail-wr1-x42f.google.com with SMTP id ay10so4736998wrb.6 for ; Wed, 02 Mar 2022 13:11:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=n0XDEkVzi02ucM2UrKM/vf81RC1FXZtbtWIn7AE/m+k=; b=rBXJLVQ+DzeFYZA8QhKF2AMXUPBrtWLltHifuRhmlG1JCN0jnAtk/ZA+T1Aj3l9jc9 f85Ap4pw9ux+2MzuABx5rl8AVBc217FhrlH8mTcV0EATNHcu+KeeS6h0h4fc4Jo8MnEr DTL3BEq8My1dbGGyMXK8hOrhqCX0DASswJRp43ti8p5S3G7+kNV60FnN+knWcoNm0CRX YM9tfeXAr5smwlBF3XkILda0NE1nU7LpdVJgFYgTzaYSKU9ibEm2kMENfSizNBdcKA5x SJI9cahqfrk4vKuK0ZbeZTCVNeG9Pt7v71rHHMZ3H8FlXCh1hJ0q8F6fxNnj1GiKw3Jo U/Nw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=n0XDEkVzi02ucM2UrKM/vf81RC1FXZtbtWIn7AE/m+k=; b=01I08C0j4sdPW6CYZ22nqvTT0phIVF4A/riXzgAcMIlD2k0ZOa5El6e+urA1qFwwlN ljAQnrDivbOiMlxq65aDZ4yFNkDrBAKyaWA6Y5R2sdpdy2FAx0A/GwFDAMlJYYf/8TYU ibG7rzgrfeEMfnULT4d2aOj23XRTWkIJ5kPY9i1x9hddPrP9uUD1iFtxGoIY67srmI4u 4DaM5OQdp32W+Hg91+TmvwwGIDFQzd2z/KHDt1WmcInKTNvCcLVarwtO/d8jqma/3Sxk N8tPZvYazPi0N6R6acqg6we9+qguw/KqOuHWmfqZANs7maEWCSF43CUHh7qii1Qb1l5v N+eA== X-Gm-Message-State: AOAM531WPTe1WbXH+tAJgsEWnQu7rt3jDT1RZi8mF57TN/f/A5uNnfT0 xscB3DN4AHmuPB0eFs0YDBVipw== X-Google-Smtp-Source: ABdhPJw2UkcLaqCfRGtB/0mkc9AHKUIrzibjI0BySUWdgGzJYan1i7squwY2t8DH6S75mqaTK9h5mw== X-Received: by 2002:adf:f70a:0:b0:1ee:33bf:3864 with SMTP id r10-20020adff70a000000b001ee33bf3864mr22502025wrp.4.1646255492259; Wed, 02 Mar 2022 13:11:32 -0800 (PST) Received: from localhost.localdomain (laubervilliers-658-1-213-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:31 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 12/18] ARM: dts: rk3288: crypto do not need dma clock Date: Wed, 2 Mar 2022 21:11:07 +0000 Message-Id: <20220302211113.4003816-13-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The DMA clock is already enabled by DMA and so crypto does not need to handle it. Signed-off-by: Corentin Labbe --- arch/arm/boot/dts/rk3288.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index 26b9bbe310af..64be7d4a2d39 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -976,8 +976,8 @@ crypto: crypto@ff8a0000 { reg =3D <0x0 0xff8a0000 0x0 0x4000>; interrupts =3D ; clocks =3D <&cru ACLK_CRYPTO>, <&cru HCLK_CRYPTO>, - <&cru SCLK_CRYPTO>, <&cru ACLK_DMAC1>; - clock-names =3D "aclk", "hclk", "sclk", "apb_pclk"; + <&cru SCLK_CRYPTO>; + clock-names =3D "aclk", "hclk", "sclk"; resets =3D <&cru SRST_CRYPTO>; reset-names =3D "crypto-rst"; }; --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E7E56C433F5 for ; Wed, 2 Mar 2022 21:13:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245234AbiCBVNn (ORCPT ); Wed, 2 Mar 2022 16:13:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42168 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245199AbiCBVMf (ORCPT ); Wed, 2 Mar 2022 16:12:35 -0500 Received: from mail-wr1-x42e.google.com (mail-wr1-x42e.google.com [IPv6:2a00:1450:4864:20::42e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A48D3DE2FC for ; Wed, 2 Mar 2022 13:11:34 -0800 (PST) Received: by mail-wr1-x42e.google.com with SMTP id t11so4747148wrm.5 for ; Wed, 02 Mar 2022 13:11:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=yOUjKlEkfw/iyuQyxKXGtLxyyTjUHIsyHfhowdezpf0=; b=xymwc8XfNx9RxZ3uBIxrN3Jg35MyRhYk6BvM7r/09fFzhtAoMGdxwCizh3+uCliZRb 660xDRktcxzYLUv6qLQhlgrLlKM2BdJ3YDm466Y3XjhqHj0YENiPukG9yQiLHnizqyoI UrHtiCj6xLqkTtlVCi7BbCXRwRA1AJTUYoQiFTUjB73b5sWsEK0avbpbSwpmC8GcIhge Bu9IRUIyntuoVDg30dZMxQwf+uXVrRLbe8QaL/ePzUwN/fe+yBw6wn3OdCjYKHt3ng+3 L4qoyoQNyuIh5cAfoYGLBuKvSkCNYwePaKZmnBaEF37K7pPOTbQ9kOyw6gvxVWqcTSWo ZUJg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=yOUjKlEkfw/iyuQyxKXGtLxyyTjUHIsyHfhowdezpf0=; b=ERfsnf2eT/3pu3gZ8xJsfhnMo3WnMqoEl8W68c0Y4HEEN7Wd4PkOl5HVnbvBvv143F Lvsuj+XyIRgGesCBe1ySzKWKyL6rktKMHZgGrcd7Ln5ChHjGLRlcmZaIbnteGBRLR7H6 /vcOPhHs7NnR//kTnovEOUASW1DSWcjmN6o7n+FeG+qwyVHZK7wbmhaKqSiSCvNyLUJy 8qXnIHC2HY8g8cAPbwvkoiqw23SRcWvHIaCtmxUOxMcUMHmo+5wy+7d1pqdkGl3S2klK lvlbubmNLqqjIv6UMy8pIzor+PvsXwRlxVUyBO/jeeX7Tws6oCfzrnRo2jAltbOBcTHO SkzQ== X-Gm-Message-State: AOAM532X5knwa7WhiXzE2TBUYqRfyAydh+MsKmTL6b7h1HNQ0si+QBSv 3emUohLTyJtMZmfUpZcaHPBhbSv3AsRsLw== X-Google-Smtp-Source: ABdhPJwTuW7p2k92XfQ4Oknzx9xgSJSpJVc6Y4RsPQuGqVPwJ8cf6LOH60m6CodPlUqPbPiTEg3gmw== X-Received: by 2002:a5d:52cb:0:b0:1e4:b8b5:6ce1 with SMTP id r11-20020a5d52cb000000b001e4b8b56ce1mr24076402wrv.268.1646255492974; Wed, 02 Mar 2022 13:11:32 -0800 (PST) Received: from localhost.localdomain (laubervilliers-658-1-213-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:32 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 13/18] crypto: rockchip: rewrite type Date: Wed, 2 Mar 2022 21:11:08 +0000 Message-Id: <20220302211113.4003816-14-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Instead of using a custom type for classify algorithms, let's just use already defined ones. And let's made a bit more verbose about what is registered. Signed-off-by: Corentin Labbe --- drivers/crypto/rockchip/rk3288_crypto.c | 26 +++++++++++++------ drivers/crypto/rockchip/rk3288_crypto.h | 7 +---- drivers/crypto/rockchip/rk3288_crypto_ahash.c | 6 ++--- .../crypto/rockchip/rk3288_crypto_skcipher.c | 12 ++++----- 4 files changed, 28 insertions(+), 23 deletions(-) diff --git a/drivers/crypto/rockchip/rk3288_crypto.c b/drivers/crypto/rockc= hip/rk3288_crypto.c index 645855d2651b..5eabac0ea047 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.c +++ b/drivers/crypto/rockchip/rk3288_crypto.c @@ -94,12 +94,22 @@ static int rk_crypto_register(struct rk_crypto_info *cr= ypto_info) =20 for (i =3D 0; i < ARRAY_SIZE(rk_cipher_algs); i++) { rk_cipher_algs[i]->dev =3D crypto_info; - if (rk_cipher_algs[i]->type =3D=3D ALG_TYPE_CIPHER) - err =3D crypto_register_skcipher( - &rk_cipher_algs[i]->alg.skcipher); - else - err =3D crypto_register_ahash( - &rk_cipher_algs[i]->alg.hash); + switch (rk_cipher_algs[i]->type) { + case CRYPTO_ALG_TYPE_SKCIPHER: + dev_info(crypto_info->dev, "Register %s as %s\n", + rk_cipher_algs[i]->alg.skcipher.base.cra_name, + rk_cipher_algs[i]->alg.skcipher.base.cra_driver_name); + err =3D crypto_register_skcipher(&rk_cipher_algs[i]->alg.skcipher); + break; + case CRYPTO_ALG_TYPE_AHASH: + dev_info(crypto_info->dev, "Register %s as %s\n", + rk_cipher_algs[i]->alg.hash.halg.base.cra_name, + rk_cipher_algs[i]->alg.hash.halg.base.cra_driver_name); + err =3D crypto_register_ahash(&rk_cipher_algs[i]->alg.hash); + break; + default: + dev_err(crypto_info->dev, "unknown algorithm\n"); + } if (err) goto err_cipher_algs; } @@ -107,7 +117,7 @@ static int rk_crypto_register(struct rk_crypto_info *cr= ypto_info) =20 err_cipher_algs: for (k =3D 0; k < i; k++) { - if (rk_cipher_algs[i]->type =3D=3D ALG_TYPE_CIPHER) + if (rk_cipher_algs[i]->type =3D=3D CRYPTO_ALG_TYPE_SKCIPHER) crypto_unregister_skcipher(&rk_cipher_algs[k]->alg.skcipher); else crypto_unregister_ahash(&rk_cipher_algs[i]->alg.hash); @@ -120,7 +130,7 @@ static void rk_crypto_unregister(void) unsigned int i; =20 for (i =3D 0; i < ARRAY_SIZE(rk_cipher_algs); i++) { - if (rk_cipher_algs[i]->type =3D=3D ALG_TYPE_CIPHER) + if (rk_cipher_algs[i]->type =3D=3D CRYPTO_ALG_TYPE_SKCIPHER) crypto_unregister_skcipher(&rk_cipher_algs[i]->alg.skcipher); else crypto_unregister_ahash(&rk_cipher_algs[i]->alg.hash); diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockc= hip/rk3288_crypto.h index 963fbfc4d14e..c94ae950d2fa 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.h +++ b/drivers/crypto/rockchip/rk3288_crypto.h @@ -231,18 +231,13 @@ struct rk_cipher_rctx { struct skcipher_request fallback_req; // keep at the end }; =20 -enum alg_type { - ALG_TYPE_HASH, - ALG_TYPE_CIPHER, -}; - struct rk_crypto_tmp { + u32 type; struct rk_crypto_info *dev; union { struct skcipher_alg skcipher; struct ahash_alg hash; } alg; - enum alg_type type; }; =20 extern struct rk_crypto_tmp rk_ecb_aes_alg; diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto= /rockchip/rk3288_crypto_ahash.c index edd40e16a3f0..d08e2438d356 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -352,7 +352,7 @@ static void rk_cra_hash_exit(struct crypto_tfm *tfm) } =20 struct rk_crypto_tmp rk_ahash_sha1 =3D { - .type =3D ALG_TYPE_HASH, + .type =3D CRYPTO_ALG_TYPE_AHASH, .alg.hash =3D { .init =3D rk_ahash_init, .update =3D rk_ahash_update, @@ -382,7 +382,7 @@ struct rk_crypto_tmp rk_ahash_sha1 =3D { }; =20 struct rk_crypto_tmp rk_ahash_sha256 =3D { - .type =3D ALG_TYPE_HASH, + .type =3D CRYPTO_ALG_TYPE_AHASH, .alg.hash =3D { .init =3D rk_ahash_init, .update =3D rk_ahash_update, @@ -412,7 +412,7 @@ struct rk_crypto_tmp rk_ahash_sha256 =3D { }; =20 struct rk_crypto_tmp rk_ahash_md5 =3D { - .type =3D ALG_TYPE_HASH, + .type =3D CRYPTO_ALG_TYPE_AHASH, .alg.hash =3D { .init =3D rk_ahash_init, .update =3D rk_ahash_update, diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/cry= pto/rockchip/rk3288_crypto_skcipher.c index a43c68cfb069..df1c11e126dd 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c +++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c @@ -470,7 +470,7 @@ static void rk_ablk_exit_tfm(struct crypto_skcipher *tf= m) } =20 struct rk_crypto_tmp rk_ecb_aes_alg =3D { - .type =3D ALG_TYPE_CIPHER, + .type =3D CRYPTO_ALG_TYPE_SKCIPHER, .alg.skcipher =3D { .base.cra_name =3D "ecb(aes)", .base.cra_driver_name =3D "ecb-aes-rk", @@ -492,7 +492,7 @@ struct rk_crypto_tmp rk_ecb_aes_alg =3D { }; =20 struct rk_crypto_tmp rk_cbc_aes_alg =3D { - .type =3D ALG_TYPE_CIPHER, + .type =3D CRYPTO_ALG_TYPE_SKCIPHER, .alg.skcipher =3D { .base.cra_name =3D "cbc(aes)", .base.cra_driver_name =3D "cbc-aes-rk", @@ -515,7 +515,7 @@ struct rk_crypto_tmp rk_cbc_aes_alg =3D { }; =20 struct rk_crypto_tmp rk_ecb_des_alg =3D { - .type =3D ALG_TYPE_CIPHER, + .type =3D CRYPTO_ALG_TYPE_SKCIPHER, .alg.skcipher =3D { .base.cra_name =3D "ecb(des)", .base.cra_driver_name =3D "ecb-des-rk", @@ -537,7 +537,7 @@ struct rk_crypto_tmp rk_ecb_des_alg =3D { }; =20 struct rk_crypto_tmp rk_cbc_des_alg =3D { - .type =3D ALG_TYPE_CIPHER, + .type =3D CRYPTO_ALG_TYPE_SKCIPHER, .alg.skcipher =3D { .base.cra_name =3D "cbc(des)", .base.cra_driver_name =3D "cbc-des-rk", @@ -560,7 +560,7 @@ struct rk_crypto_tmp rk_cbc_des_alg =3D { }; =20 struct rk_crypto_tmp rk_ecb_des3_ede_alg =3D { - .type =3D ALG_TYPE_CIPHER, + .type =3D CRYPTO_ALG_TYPE_SKCIPHER, .alg.skcipher =3D { .base.cra_name =3D "ecb(des3_ede)", .base.cra_driver_name =3D "ecb-des3-ede-rk", @@ -582,7 +582,7 @@ struct rk_crypto_tmp rk_ecb_des3_ede_alg =3D { }; =20 struct rk_crypto_tmp rk_cbc_des3_ede_alg =3D { - .type =3D ALG_TYPE_CIPHER, + .type =3D CRYPTO_ALG_TYPE_SKCIPHER, .alg.skcipher =3D { .base.cra_name =3D "cbc(des3_ede)", .base.cra_driver_name =3D "cbc-des3-ede-rk", --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 26FABC433F5 for ; Wed, 2 Mar 2022 21:13:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245236AbiCBVOC (ORCPT ); Wed, 2 Mar 2022 16:14:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41760 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245208AbiCBVMi (ORCPT ); Wed, 2 Mar 2022 16:12:38 -0500 Received: from mail-wr1-x430.google.com (mail-wr1-x430.google.com [IPv6:2a00:1450:4864:20::430]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3EC17DE2FF for ; 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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:33 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 14/18] crypto: rockchip: add debugfs Date: Wed, 2 Mar 2022 21:11:09 +0000 Message-Id: <20220302211113.4003816-15-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" This patch enable to access usage stats for each algorithm. Signed-off-by: Corentin Labbe --- drivers/crypto/Kconfig | 10 ++++ drivers/crypto/rockchip/rk3288_crypto.c | 47 +++++++++++++++++++ drivers/crypto/rockchip/rk3288_crypto.h | 11 +++++ drivers/crypto/rockchip/rk3288_crypto_ahash.c | 8 ++++ .../crypto/rockchip/rk3288_crypto_skcipher.c | 19 +++++++- 5 files changed, 94 insertions(+), 1 deletion(-) diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig index 6c939214833f..04c8e332c5a1 100644 --- a/drivers/crypto/Kconfig +++ b/drivers/crypto/Kconfig @@ -797,6 +797,16 @@ config CRYPTO_DEV_ROCKCHIP This driver interfaces with the hardware crypto accelerator. Supporting cbc/ecb chainmode, and aes/des/des3_ede cipher mode. =20 +config CRYPTO_DEV_ROCKCHIP_DEBUG + bool "Enable Rockchip crypto stats" + depends on CRYPTO_DEV_ROCKCHIP + depends on DEBUG_FS + help + Say y to enable Rockchip crypto debug stats. + This will create /sys/kernel/debug/rk3288_crypto/stats for displaying + the number of requests per algorithm and other internal stats. + + config CRYPTO_DEV_ZYNQMP_AES tristate "Support for Xilinx ZynqMP AES hw accelerator" depends on ZYNQMP_FIRMWARE || COMPILE_TEST diff --git a/drivers/crypto/rockchip/rk3288_crypto.c b/drivers/crypto/rockc= hip/rk3288_crypto.c index 5eabac0ea047..cd0755731cf7 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.c +++ b/drivers/crypto/rockchip/rk3288_crypto.c @@ -87,6 +87,41 @@ static struct rk_crypto_tmp *rk_cipher_algs[] =3D { &rk_ahash_md5, }; =20 +#ifdef CONFIG_CRYPTO_DEV_ROCKCHIP_DEBUG +static int rk_crypto_debugfs_show(struct seq_file *seq, void *v) +{ + unsigned int i; + + for (i =3D 0; i < ARRAY_SIZE(rk_cipher_algs); i++) { + if (!rk_cipher_algs[i]->dev) + continue; + switch (rk_cipher_algs[i]->type) { + case CRYPTO_ALG_TYPE_SKCIPHER: + seq_printf(seq, "%s %s reqs=3D%lu fallback=3D%lu\n", + rk_cipher_algs[i]->alg.skcipher.base.cra_driver_name, + rk_cipher_algs[i]->alg.skcipher.base.cra_name, + rk_cipher_algs[i]->stat_req, rk_cipher_algs[i]->stat_fb); + seq_printf(seq, "\tfallback due to length: %lu\n", + rk_cipher_algs[i]->stat_fb_len); + seq_printf(seq, "\tfallback due to alignment: %lu\n", + rk_cipher_algs[i]->stat_fb_align); + seq_printf(seq, "\tfallback due to SGs: %lu\n", + rk_cipher_algs[i]->stat_fb_sgdiff); + break; + case CRYPTO_ALG_TYPE_AHASH: + seq_printf(seq, "%s %s reqs=3D%lu fallback=3D%lu\n", + rk_cipher_algs[i]->alg.hash.halg.base.cra_driver_name, + rk_cipher_algs[i]->alg.hash.halg.base.cra_name, + rk_cipher_algs[i]->stat_req, rk_cipher_algs[i]->stat_fb); + break; + } + } + return 0; +} + +DEFINE_SHOW_ATTRIBUTE(rk_crypto_debugfs); +#endif + static int rk_crypto_register(struct rk_crypto_info *crypto_info) { unsigned int i, k; @@ -232,6 +267,15 @@ static int rk_crypto_probe(struct platform_device *pde= v) goto err_register_alg; } =20 +#ifdef CONFIG_CRYPTO_DEV_ROCKCHIP_DEBUG + /* Ignore error of debugfs */ + crypto_info->dbgfs_dir =3D debugfs_create_dir("rk3288_crypto", NULL); + crypto_info->dbgfs_stats =3D debugfs_create_file("stats", 0444, + crypto_info->dbgfs_dir, + crypto_info, + &rk_crypto_debugfs_fops); +#endif + dev_info(dev, "Crypto Accelerator successfully registered\n"); return 0; =20 @@ -245,6 +289,9 @@ static int rk_crypto_remove(struct platform_device *pde= v) { struct rk_crypto_info *crypto_tmp =3D platform_get_drvdata(pdev); =20 +#ifdef CONFIG_CRYPTO_DEV_ROCKCHIP_DEBUG + debugfs_remove_recursive(crypto_tmp->dbgfs_dir); +#endif rk_crypto_unregister(); rk_crypto_disable_clk(crypto_tmp); return 0; diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockc= hip/rk3288_crypto.h index c94ae950d2fa..e2a6d735f2e2 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.h +++ b/drivers/crypto/rockchip/rk3288_crypto.h @@ -7,6 +7,7 @@ #include #include #include +#include #include #include #include @@ -198,6 +199,10 @@ struct rk_crypto_info { struct crypto_engine *engine; struct completion complete; int status; +#ifdef CONFIG_CRYPTO_DEV_ROCKCHIP_DEBUG + struct dentry *dbgfs_dir; + struct dentry *dbgfs_stats; +#endif }; =20 /* the private variable of hash */ @@ -238,6 +243,12 @@ struct rk_crypto_tmp { struct skcipher_alg skcipher; struct ahash_alg hash; } alg; + unsigned long stat_req; + unsigned long stat_fb; + unsigned long stat_fb_len; + unsigned long stat_fb_sglen; + unsigned long stat_fb_align; + unsigned long stat_fb_sgdiff; }; =20 extern struct rk_crypto_tmp rk_ecb_aes_alg; diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto= /rockchip/rk3288_crypto_ahash.c index d08e2438d356..8856c6226be6 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -39,6 +39,10 @@ static int rk_ahash_digest_fb(struct ahash_request *areq) struct rk_ahash_rctx *rctx =3D ahash_request_ctx(areq); struct crypto_ahash *tfm =3D crypto_ahash_reqtfm(areq); struct rk_ahash_ctx *tfmctx =3D crypto_ahash_ctx(tfm); + struct ahash_alg *alg =3D __crypto_ahash_alg(tfm->base.__crt_alg); + struct rk_crypto_tmp *algt =3D container_of(alg, struct rk_crypto_tmp, al= g.hash); + + algt->stat_fb++; =20 ahash_request_set_tfm(&rctx->fallback_req, tfmctx->fallback_tfm); rctx->fallback_req.base.flags =3D areq->base.flags & @@ -249,6 +253,8 @@ static int rk_hash_run(struct crypto_engine *engine, vo= id *breq) struct crypto_ahash *tfm =3D crypto_ahash_reqtfm(areq); struct rk_ahash_rctx *rctx =3D ahash_request_ctx(areq); struct rk_ahash_ctx *tctx =3D crypto_ahash_ctx(tfm); + struct ahash_alg *alg =3D __crypto_ahash_alg(tfm->base.__crt_alg); + struct rk_crypto_tmp *algt =3D container_of(alg, struct rk_crypto_tmp, al= g.hash); struct scatterlist *sg =3D areq->src; int err =3D 0; int i; @@ -256,6 +262,8 @@ static int rk_hash_run(struct crypto_engine *engine, vo= id *breq) =20 rctx->mode =3D 0; =20 + algt->stat_req++; + switch (crypto_ahash_digestsize(tfm)) { case SHA1_DIGEST_SIZE: rctx->mode =3D RK_CRYPTO_HASH_SHA1; diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/cry= pto/rockchip/rk3288_crypto_skcipher.c index df1c11e126dd..a8cfb520eaf8 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c +++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c @@ -16,6 +16,9 @@ =20 static int rk_cipher_need_fallback(struct skcipher_request *req) { + struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(req); + struct skcipher_alg *alg =3D crypto_skcipher_alg(tfm); + struct rk_crypto_tmp *algt =3D container_of(alg, struct rk_crypto_tmp, al= g.skcipher); struct scatterlist *sgs, *sgd; =20 if (!req->cryptlen) @@ -24,9 +27,11 @@ static int rk_cipher_need_fallback(struct skcipher_reque= st *req) sgs =3D req->src; while (sgs) { if (!IS_ALIGNED(sgs->offset, sizeof(u32))) { + algt->stat_fb_align++; return true; } if (sgs->length % 16) { + algt->stat_fb_len++; return true; } sgs =3D sg_next(sgs); @@ -34,9 +39,11 @@ static int rk_cipher_need_fallback(struct skcipher_reque= st *req) sgd =3D req->dst; while (sgd) { if (!IS_ALIGNED(sgd->offset, sizeof(u32))) { + algt->stat_fb_align++; return true; } if (sgd->length % 16) { + algt->stat_fb_len++; return true; } sgd =3D sg_next(sgd); @@ -44,8 +51,10 @@ static int rk_cipher_need_fallback(struct skcipher_reque= st *req) sgs =3D req->src; sgd =3D req->dst; while (sgs && sgd) { - if (sgs->length !=3D sgd->length) + if (sgs->length !=3D sgd->length) { + algt->stat_fb_sgdiff++; return true; + } sgs =3D sg_next(sgs); sgd =3D sg_next(sgd); } @@ -57,8 +66,12 @@ static int rk_cipher_fallback(struct skcipher_request *a= req) struct crypto_skcipher *tfm =3D crypto_skcipher_reqtfm(areq); struct rk_cipher_ctx *op =3D crypto_skcipher_ctx(tfm); struct rk_cipher_rctx *rctx =3D skcipher_request_ctx(areq); + struct skcipher_alg *alg =3D crypto_skcipher_alg(tfm); + struct rk_crypto_tmp *algt =3D container_of(alg, struct rk_crypto_tmp, al= g.skcipher); int err; =20 + algt->stat_fb++; + 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); @@ -325,6 +338,10 @@ static int rk_cipher_run(struct crypto_engine *engine,= void *async_req) u8 *ivtouse =3D areq->iv; unsigned int len =3D areq->cryptlen; unsigned int todo; + struct skcipher_alg *alg =3D crypto_skcipher_alg(tfm); + struct rk_crypto_tmp *algt =3D container_of(alg, struct rk_crypto_tmp, al= g.skcipher); + + algt->stat_req++; =20 ivsize =3D crypto_skcipher_ivsize(tfm); if (areq->iv && crypto_skcipher_ivsize(tfm) > 0) { --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 28396C433EF for ; Wed, 2 Mar 2022 21:13:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245273AbiCBVOW (ORCPT ); Wed, 2 Mar 2022 16:14:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42250 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245212AbiCBVMi (ORCPT ); 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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:34 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 15/18] crypto: rockchip: introduce PM Date: Wed, 2 Mar 2022 21:11:10 +0000 Message-Id: <20220302211113.4003816-16-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add runtime PM support for rockchip crypto. Signed-off-by: Corentin Labbe --- drivers/crypto/Kconfig | 1 + drivers/crypto/rockchip/rk3288_crypto.c | 50 ++++++++++++++++++- drivers/crypto/rockchip/rk3288_crypto.h | 1 + drivers/crypto/rockchip/rk3288_crypto_ahash.c | 11 ++++ .../crypto/rockchip/rk3288_crypto_skcipher.c | 10 ++++ 5 files changed, 71 insertions(+), 2 deletions(-) diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig index 04c8e332c5a1..685631a5cbea 100644 --- a/drivers/crypto/Kconfig +++ b/drivers/crypto/Kconfig @@ -784,6 +784,7 @@ config CRYPTO_DEV_IMGTEC_HASH config CRYPTO_DEV_ROCKCHIP tristate "Rockchip's Cryptographic Engine driver" depends on OF && ARCH_ROCKCHIP + depends on PM select CRYPTO_AES select CRYPTO_ENGINE select CRYPTO_LIB_DES diff --git a/drivers/crypto/rockchip/rk3288_crypto.c b/drivers/crypto/rockc= hip/rk3288_crypto.c index cd0755731cf7..ba56f8ff97c3 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.c +++ b/drivers/crypto/rockchip/rk3288_crypto.c @@ -57,6 +57,48 @@ static void rk_crypto_disable_clk(struct rk_crypto_info = *dev) clk_disable_unprepare(dev->sclk); } =20 +/* + * Power management strategy: The device is suspended unless a TFM exists = for + * one of the algorithms proposed by this driver. + */ +static int rk_crypto_pm_suspend(struct device *dev) +{ + struct rk_crypto_info *rkdev =3D dev_get_drvdata(dev); + + rk_crypto_disable_clk(rkdev); + return 0; +} + +static int rk_crypto_pm_resume(struct device *dev) +{ + struct rk_crypto_info *rkdev =3D dev_get_drvdata(dev); + + return rk_crypto_enable_clk(rkdev); +} + +static const struct dev_pm_ops rk_crypto_pm_ops =3D { + SET_RUNTIME_PM_OPS(rk_crypto_pm_suspend, rk_crypto_pm_resume, NULL) +}; + +static int rk_crypto_pm_init(struct rk_crypto_info *rkdev) +{ + int err; + + pm_runtime_use_autosuspend(rkdev->dev); + pm_runtime_set_autosuspend_delay(rkdev->dev, 2000); + + err =3D pm_runtime_set_suspended(rkdev->dev); + if (err) + return err; + pm_runtime_enable(rkdev->dev); + return err; +} + +static void rk_crypto_pm_exit(struct rk_crypto_info *rkdev) +{ + pm_runtime_disable(rkdev->dev); +} + static irqreturn_t rk_crypto_irq_handle(int irq, void *dev_id) { struct rk_crypto_info *dev =3D platform_get_drvdata(dev_id); @@ -259,7 +301,9 @@ static int rk_crypto_probe(struct platform_device *pdev) crypto_engine_start(crypto_info->engine); init_completion(&crypto_info->complete); =20 - rk_crypto_enable_clk(crypto_info); + err =3D rk_crypto_pm_init(crypto_info); + if (err) + goto err_crypto; =20 err =3D rk_crypto_register(crypto_info); if (err) { @@ -280,6 +324,7 @@ static int rk_crypto_probe(struct platform_device *pdev) return 0; =20 err_register_alg: + rk_crypto_pm_exit(crypto_info); err_crypto: dev_err(dev, "Crypto Accelerator not successfully registered\n"); return err; @@ -293,7 +338,7 @@ static int rk_crypto_remove(struct platform_device *pde= v) debugfs_remove_recursive(crypto_tmp->dbgfs_dir); #endif rk_crypto_unregister(); - rk_crypto_disable_clk(crypto_tmp); + rk_crypto_pm_exit(crypto_tmp); return 0; } =20 @@ -302,6 +347,7 @@ static struct platform_driver crypto_driver =3D { .remove =3D rk_crypto_remove, .driver =3D { .name =3D "rk3288-crypto", + .pm =3D &rk_crypto_pm_ops, .of_match_table =3D crypto_of_id_table, }, }; diff --git a/drivers/crypto/rockchip/rk3288_crypto.h b/drivers/crypto/rockc= hip/rk3288_crypto.h index e2a6d735f2e2..06b2d9f52a80 100644 --- a/drivers/crypto/rockchip/rk3288_crypto.h +++ b/drivers/crypto/rockchip/rk3288_crypto.h @@ -9,6 +9,7 @@ #include #include #include +#include #include #include #include diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto= /rockchip/rk3288_crypto_ahash.c index 8856c6226be6..a41e21c7141b 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -328,6 +328,7 @@ static int rk_cra_hash_init(struct crypto_tfm *tfm) struct ahash_alg *alg =3D __crypto_ahash_alg(tfm->__crt_alg); =20 const char *alg_name =3D crypto_tfm_alg_name(tfm); + int err; =20 algt =3D container_of(alg, struct rk_crypto_tmp, alg.hash); =20 @@ -349,7 +350,16 @@ static int rk_cra_hash_init(struct crypto_tfm *tfm) tctx->enginectx.op.prepare_request =3D rk_hash_prepare; tctx->enginectx.op.unprepare_request =3D rk_hash_unprepare; =20 + err =3D pm_runtime_get_sync(tctx->dev->dev); + if (err < 0) + goto error_pm; + return 0; +error_pm: + pm_runtime_put_noidle(tctx->dev->dev); + crypto_free_ahash(tctx->fallback_tfm); + + return err; } =20 static void rk_cra_hash_exit(struct crypto_tfm *tfm) @@ -357,6 +367,7 @@ static void rk_cra_hash_exit(struct crypto_tfm *tfm) struct rk_ahash_ctx *tctx =3D crypto_tfm_ctx(tfm); =20 crypto_free_ahash(tctx->fallback_tfm); + pm_runtime_put_sync_suspend(tctx->dev->dev); } =20 struct rk_crypto_tmp rk_ahash_sha1 =3D { diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/cry= pto/rockchip/rk3288_crypto_skcipher.c index a8cfb520eaf8..55efda6ea3e7 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c +++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c @@ -458,6 +458,7 @@ static int rk_ablk_init_tfm(struct crypto_skcipher *tfm) struct skcipher_alg *alg =3D crypto_skcipher_alg(tfm); const char *name =3D crypto_tfm_alg_name(&tfm->base); struct rk_crypto_tmp *algt; + int err; =20 algt =3D container_of(alg, struct rk_crypto_tmp, alg.skcipher); =20 @@ -475,7 +476,15 @@ static int rk_ablk_init_tfm(struct crypto_skcipher *tf= m) =20 ctx->enginectx.op.do_one_request =3D rk_cipher_run; =20 + err =3D pm_runtime_get_sync(ctx->dev->dev); + if (err < 0) + goto error_pm; + return 0; +error_pm: + pm_runtime_put_noidle(ctx->dev->dev); + crypto_free_skcipher(ctx->fallback_tfm); + return err; } =20 static void rk_ablk_exit_tfm(struct crypto_skcipher *tfm) @@ -484,6 +493,7 @@ static void rk_ablk_exit_tfm(struct crypto_skcipher *tf= m) =20 memzero_explicit(ctx->key, ctx->keylen); crypto_free_skcipher(ctx->fallback_tfm); + pm_runtime_put_sync_suspend(ctx->dev->dev); } =20 struct rk_crypto_tmp rk_ecb_aes_alg =3D { --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5B864C433FE for ; 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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:34 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 16/18] arm64: dts: rockchip: add rk3328 crypto node Date: Wed, 2 Mar 2022 21:11:11 +0000 Message-Id: <20220302211113.4003816-17-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" rk3328 has a crypto IP handled by the rk3288 crypto driver so adds a node for it. Signed-off-by: Corentin Labbe --- arch/arm64/boot/dts/rockchip/rk3328.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts= /rockchip/rk3328.dtsi index b822533dc7f1..1cff94e6ee10 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi @@ -1007,6 +1007,17 @@ gic: interrupt-controller@ff811000 { (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; }; =20 + crypto: crypto@ff060000 { + compatible =3D "rockchip,rk3288-crypto"; + reg =3D <0x0 0xff060000 0x0 0x4000>; + interrupts =3D ; + clocks =3D <&cru HCLK_CRYPTO_MST>, <&cru HCLK_CRYPTO_SLV>, + <&cru SCLK_CRYPTO>; + clock-names =3D "aclk", "hclk", "sclk"; + resets =3D <&cru SRST_CRYPTO>; + reset-names =3D "crypto-rst"; + }; + pinctrl: pinctrl { compatible =3D "rockchip,rk3328-pinctrl"; rockchip,grf =3D <&grf>; --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 722ABC433F5 for ; Wed, 2 Mar 2022 21:13:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237289AbiCBVON (ORCPT ); Wed, 2 Mar 2022 16:14:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42680 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245221AbiCBVMj (ORCPT ); Wed, 2 Mar 2022 16:12:39 -0500 Received: from mail-wm1-x333.google.com (mail-wm1-x333.google.com [IPv6:2a00:1450:4864:20::333]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5778EDEA29 for ; Wed, 2 Mar 2022 13:11:37 -0800 (PST) Received: by mail-wm1-x333.google.com with SMTP id p4so1972811wmg.1 for ; Wed, 02 Mar 2022 13:11:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=yUNJa0n+/+VLKeUfbQ8m8zZAWYXlq8+bAjwZIreykv0=; b=Zwi2SldWf2lk9iDg37u7jYK+5ZP1gxBN/3G9ZIm2I7K0hz8hn6u33L2bXaisNRfjSV iRGl2GXhiPqX6z16bOzcrS/0gaOd0JA0VcOB6nf7DB1vgeX9WeHp6pTGJz23+ojK3uP7 nt9svK80mVMOMdkE3WQvNwCOn/ZFbxsWXfOKwXkX/8311ONh+W42xCGKIPMxbMH10WtC 1aL/PSexg6jjs1YXH+ESMz8vD5RBZHhNHV145iAaGqEWU4PY3mtyHqHRre5Pyie1M2m/ SmcDhGUxi2ZtIrje9Rc5FWefvSpg/uXLBpS3fpIwAeBeoT0L3K/Mv2dWExhc+A7wYQBf GgpQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=yUNJa0n+/+VLKeUfbQ8m8zZAWYXlq8+bAjwZIreykv0=; b=0ocLquDeRubGoWSeFNwhfVNW6t/LVJG2yINhuXycsoJGhsOJmYqfwry+M85KarAmd9 UgzqbxNrpAnRbAHYfrq1Cl/EnxK4myjrf0J1vmIhlXEoqVz6V8dM6Vb0ujsfEyx2i//Q IL1mRx0Lq42+IU5LwGltoXVGZffV33X5FFSX0eJUQkKEKj0bZe9mb7J0aKsAXj8qxAen xSUhL0YMf9/kJcy1l0J6AvgQ774rcFGSpkYHuoNZIugrvMTfIrD+NKVTLz/uuliasEUZ H6v1P14y2lyK4qVxFZX+yq82wxw7Fy9AWSdl47L1Ehh1oRiQLft9Bo9xRpJmBsZ8I5gH fxEw== X-Gm-Message-State: AOAM532ciMNX6AEYTSj9qhqyepwlponsTuVvCVvb7xpD0RFgskMyVHWe yKfEZDEpm2rBWbW/Hy71xTds8w== X-Google-Smtp-Source: ABdhPJwJf1Ae9DsZbV31LZDvdGUZaCcdetV3oblUUCxn5a1acjkqW6HqjBin1t6XrQn3tp0Ou8+M+A== X-Received: by 2002:a7b:c939:0:b0:37b:c13f:6fa3 with SMTP id h25-20020a7bc939000000b0037bc13f6fa3mr1368632wml.72.1646255495819; Wed, 02 Mar 2022 13:11:35 -0800 (PST) Received: from localhost.localdomain (laubervilliers-658-1-213-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:35 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 17/18] dt-bindings: crypto: convert rockchip-crypto to yaml Date: Wed, 2 Mar 2022 21:11:12 +0000 Message-Id: <20220302211113.4003816-18-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" convert rockchip-crypto to yaml Signed-off-by: Corentin Labbe --- .../crypto/rockchip,rk3288-crypto.yaml | 64 +++++++++++++++++++ .../bindings/crypto/rockchip-crypto.txt | 28 -------- 2 files changed, 64 insertions(+), 28 deletions(-) create mode 100644 Documentation/devicetree/bindings/crypto/rockchip,rk328= 8-crypto.yaml delete mode 100644 Documentation/devicetree/bindings/crypto/rockchip-crypt= o.txt diff --git a/Documentation/devicetree/bindings/crypto/rockchip,rk3288-crypt= o.yaml b/Documentation/devicetree/bindings/crypto/rockchip,rk3288-crypto.ya= ml new file mode 100644 index 000000000000..1db03165f21a --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/rockchip,rk3288-crypto.yaml @@ -0,0 +1,64 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/crypto/rockchip,rk3288-crypto.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Rockchip Electronics And Security Accelerator + +maintainers: + - Heiko Stuebner + +properties: + compatible: + const: rockchip,rk3288-crypto + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: clock data + - description: clock data + - description: clock crypto accelerator + + clock-names: + items: + - const: aclk + - const: hclk + - const: sclk + + resets: + maxItems: 1 + + reset-names: + const: crypto-rst + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - resets + - reset-names + +additionalProperties: false + +examples: + - | + #include + #include + crypto@ff8a0000 { + compatible =3D "rockchip,rk3288-crypto"; + reg =3D <0xff8a0000 0x4000>; + interrupts =3D ; + clocks =3D <&cru ACLK_CRYPTO>, <&cru HCLK_CRYPTO>, + <&cru SCLK_CRYPTO>; + clock-names =3D "aclk", "hclk", "sclk"; + resets =3D <&cru SRST_CRYPTO>; + reset-names =3D "crypto-rst"; + }; diff --git a/Documentation/devicetree/bindings/crypto/rockchip-crypto.txt b= /Documentation/devicetree/bindings/crypto/rockchip-crypto.txt deleted file mode 100644 index 5e2ba385b8c9..000000000000 --- a/Documentation/devicetree/bindings/crypto/rockchip-crypto.txt +++ /dev/null @@ -1,28 +0,0 @@ -Rockchip Electronics And Security Accelerator - -Required properties: -- compatible: Should be "rockchip,rk3288-crypto" -- reg: Base physical address of the engine and length of memory mapped - region -- interrupts: Interrupt number -- clocks: Reference to the clocks about crypto -- clock-names: "aclk" used to clock data - "hclk" used to clock data - "sclk" used to clock crypto accelerator - "apb_pclk" used to clock dma -- resets: Must contain an entry for each entry in reset-names. - See ../reset/reset.txt for details. -- reset-names: Must include the name "crypto-rst". - -Examples: - - crypto: cypto-controller@ff8a0000 { - compatible =3D "rockchip,rk3288-crypto"; - reg =3D <0xff8a0000 0x4000>; - interrupts =3D ; - clocks =3D <&cru ACLK_CRYPTO>, <&cru HCLK_CRYPTO>, - <&cru SCLK_CRYPTO>, <&cru ACLK_DMAC1>; - clock-names =3D "aclk", "hclk", "sclk", "apb_pclk"; - resets =3D <&cru SRST_CRYPTO>; - reset-names =3D "crypto-rst"; - }; --=20 2.34.1 From nobody Tue Jun 23 16:13:23 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F162DC433EF for ; Wed, 2 Mar 2022 21:13:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245160AbiCBVOI (ORCPT ); Wed, 2 Mar 2022 16:14:08 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42552 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245235AbiCBVMj (ORCPT ); Wed, 2 Mar 2022 16:12:39 -0500 Received: from mail-wm1-x331.google.com (mail-wm1-x331.google.com [IPv6:2a00:1450:4864:20::331]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37943DEA3F for ; 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[90.63.244.31]) by smtp.googlemail.com with ESMTPSA id z5-20020a05600c0a0500b0037fa93193a8sm145776wmp.44.2022.03.02.13.11.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Mar 2022 13:11:36 -0800 (PST) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, john@metanate.com, Corentin Labbe Subject: [PATCH v2 18/18] crypto: rockchip: add myself as maintainer Date: Wed, 2 Mar 2022 21:11:13 +0000 Message-Id: <20220302211113.4003816-19-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302211113.4003816-1-clabbe@baylibre.com> References: <20220302211113.4003816-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Nobody is set as maintainer of rockchip crypto, I propose to do it as I have already reworked lot of this code. Signed-off-by: Corentin Labbe --- MAINTAINERS | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index 960add1b4079..3279be7d0e32 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -16831,6 +16831,12 @@ F: Documentation/ABI/*/sysfs-driver-hid-roccat* F: drivers/hid/hid-roccat* F: include/linux/hid-roccat* =20 +ROCKCHIP CRYPTO DRIVERS +M: Corentin Labbe +L: linux-crypto@vger.kernel.org +S: Maintained +F: drivers/crypto/rockchip/ + ROCKCHIP I2S TDM DRIVER M: Nicolas Frattaroli L: linux-rockchip@lists.infradead.org --=20 2.34.1