From mboxrd@z Thu Jan 1 00:00:00 1970 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 77240C4332F for ; Mon, 21 Mar 2022 20:08:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352950AbiCUUJi (ORCPT ); Mon, 21 Mar 2022 16:09:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42624 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352901AbiCUUJV (ORCPT ); Mon, 21 Mar 2022 16:09:21 -0400 Received: from mail-wm1-x335.google.com (mail-wm1-x335.google.com [IPv6:2a00:1450:4864:20::335]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DC293103D8D for ; Mon, 21 Mar 2022 13:07:52 -0700 (PDT) Received: by mail-wm1-x335.google.com with SMTP id bg31-20020a05600c3c9f00b00381590dbb33so172923wmb.3 for ; Mon, 21 Mar 2022 13:07:52 -0700 (PDT) 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=1rrs45jT231Z20PbD3V9/18Hr0tDnLuxWTICMBQhSkdq4EEdAEJKS0xF1IzppKNdlt edos0zZHekmuZS39WBkaUc0Am6LmuSSNTzOVT0JPNn40MZU3EE+1lRZHap0kN/KFFDyw 2zPl1cx+a8sewKkfHX5UJ/ikI5M9pdhSWtvTvVTVwaPBuMtFUs7vqi2OMSpRuZ5mvd9X hSkQ74qKjq2mxtPHNs20mHchkByaspZs3CVfdTpO1ja8G5LLTu24jdSGJwEd4eRR4fcS k7qGOJKGGShZ+4lP0OvqkmTI3eJzlhCv3Ymt62cSjr6iq0ikEmuVEnlJetehlLEUqBuR Cxsg== 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=IY7SbFzoWzHs28c63EKoUxDB2oNNVPYkq++LjnQDTWSXIZ8+Ltrq79K8PmeMAJgU10 64OfGvpHfiNqBz3k4Ubi29FquLZpm4tNdUe/m2kkH6rggU0AuHE2g50OhW8PmE6VF2vR CXDACO45Zu+lr9oF2fJcFcyQ64rOiT1Rfhjom1a4WpbQTO2GBrpidkbPtt/GkbtCoyC/ cUb++iONWnPG3f3r+TxWH5zYzXsfM1QzC2PQSUNqgtpbr26ei+WwXIALQucO5ReVZyPx sYmTIPaolFHKUJhwc2gUzc9yt7vCKOY4UWYhC3uErKP2Tbb+FtpE3Zt3dIfXSCyQn70t Pczg== X-Gm-Message-State: AOAM531zy8BmJ6CacvCaewuLLTWiGNpckh0bWV9QUYYAs5FqoFuwp/D0 YDnrRQn2of4kG4rCJDU0Pw2R1Q== X-Google-Smtp-Source: ABdhPJzLc/odetDBVs6vFd2ZQkPkGqJ1aW2JmcN60MgGQkKZg3XXFbSoqr149pfQH+j55WI2l9q2rw== X-Received: by 2002:a7b:c017:0:b0:38c:8a13:466d with SMTP id c23-20020a7bc017000000b0038c8a13466dmr697433wmb.128.1647893271431; Mon, 21 Mar 2022 13:07:51 -0700 (PDT) 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 i14-20020a0560001ace00b00203da1fa749sm24426988wry.72.2022.03.21.13.07.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Mar 2022 13:07:51 -0700 (PDT) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, krzk+dt@kernel.org, mturquette@baylibre.com, robh+dt@kernel.org, sboyd@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Corentin Labbe Subject: [PATCH v3 03/26] crypto: rockchip: do not do custom power management Date: Mon, 21 Mar 2022 20:07:16 +0000 Message-Id: <20220321200739.3572792-4-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220321200739.3572792-1-clabbe@baylibre.com> References: <20220321200739.3572792-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org 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/rockchip/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); - crypto_info->enable_clk = rk_crypto_enable_clk; - crypto_info->disable_clk = rk_crypto_disable_clk; + rk_crypto_enable_clk(crypto_info); crypto_info->load_data = rk_load_data; crypto_info->unload_data = rk_unload_data; crypto_info->enqueue = rk_crypto_enqueue; @@ -422,6 +421,7 @@ static int rk_crypto_remove(struct platform_device *pdev) struct rk_crypto_info *crypto_tmp = platform_get_drvdata(pdev); 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/rockchip/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)); - return tctx->dev->enable_clk(tctx->dev); + return 0; } 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 = crypto_tfm_ctx(tfm); free_page((unsigned long)tctx->dev->addr_vir); - return tctx->dev->disable_clk(tctx->dev); } struct rk_crypto_tmp rk_ahash_sha1 = { diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/crypto/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 *tfm) ctx->dev->update = rk_ablk_rx; ctx->dev->complete = rk_crypto_complete; ctx->dev->addr_vir = (char *)__get_free_page(GFP_KERNEL); + if (!ctx->dev->addr_vir) + return -ENOMEM; - return ctx->dev->addr_vir ? ctx->dev->enable_clk(ctx->dev) : -ENOMEM; + return 0; } static void rk_ablk_exit_tfm(struct crypto_skcipher *tfm) @@ -397,7 +399,6 @@ static void rk_ablk_exit_tfm(struct crypto_skcipher *tfm) struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm); free_page((unsigned long)ctx->dev->addr_vir); - ctx->dev->disable_clk(ctx->dev); } struct rk_crypto_tmp rk_ecb_aes_alg = { -- 2.34.1 From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 494EFC433FE for ; Mon, 21 Mar 2022 20:09:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=iRKM0HuoLL/uaRfZyfwPyRzhUzmjq77Kv1vhHTmT1G8=; b=2u6z0D18nXe/Dg phWzh55OW+VpRsAxLsBISSD/LbO1oa5TGBVgehWuLP4IEQ/JNIwASSI4ak8K4vud/0LTNI0S7/kfo 8FLV3qw4oN5lsQQBritWiJ5rzMky2vVEa27DcsoiMqdc1mo7HilMWke8js5YeF9IK/pF/heNQsfo4 V/f+6GCihuC9Q5Gg7e3WhlLh5SDo91o2337/VQ7qa3iFOrYjDE1DCHI+iw0MsJo16tbkBzPw4rVV4 4G65LuUNeSq+/TsDycLEFqgTLpLUWH6S/8IT6nzHnlEW9O43UTiFmdPXE49C/QP5KuYZpVCdF0DC8 /3P7imHGh45lbWQOComQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nWOKr-008u8N-Mh; Mon, 21 Mar 2022 20:09:01 +0000 Received: from mail-wm1-x336.google.com ([2a00:1450:4864:20::336]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nWOJl-008tQG-UT for linux-rockchip@lists.infradead.org; Mon, 21 Mar 2022 20:07:57 +0000 Received: by mail-wm1-x336.google.com with SMTP id j13-20020a05600c1c0d00b0038c8f94aac2so220332wms.3 for ; Mon, 21 Mar 2022 13:07:52 -0700 (PDT) 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=1rrs45jT231Z20PbD3V9/18Hr0tDnLuxWTICMBQhSkdq4EEdAEJKS0xF1IzppKNdlt edos0zZHekmuZS39WBkaUc0Am6LmuSSNTzOVT0JPNn40MZU3EE+1lRZHap0kN/KFFDyw 2zPl1cx+a8sewKkfHX5UJ/ikI5M9pdhSWtvTvVTVwaPBuMtFUs7vqi2OMSpRuZ5mvd9X hSkQ74qKjq2mxtPHNs20mHchkByaspZs3CVfdTpO1ja8G5LLTu24jdSGJwEd4eRR4fcS k7qGOJKGGShZ+4lP0OvqkmTI3eJzlhCv3Ymt62cSjr6iq0ikEmuVEnlJetehlLEUqBuR Cxsg== 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=Znp0Qzoahlo2Wq5IE4xhiUXT6KxGn+QVAXuXqH3qLHVQpS+50uoFAHDi2RxLsHzCPU MeQe1uaCx76fPu+pVkjfwrDAApXiK5+zpSk5MihqHkITKLS8uUMmzFIySxJxGSmxCxW5 uXKjEfVR9ZKHwmoPEjWXjnGKHuysSU02SEVAIo8Cd7JKWj/Qb0ci1AABE1NvhoE1ScjV Eo+VMOIE8Q7N9VRMpztgVcoYZZtowoKpl1qk51LhPbbLcgpJp7H8AjUPCV7/BGsLMbD4 ngKZGBLUE66NLRhT7p8i3sQ5v8egH1cW2dO/9Y1o9sLrQvkjVlMma/VsRsgD9wxd9Q+8 8Eqw== X-Gm-Message-State: AOAM530ULdpIuuqVBhklUjOpFlRChcvLxgGlbWak1oDT5Yz04jJCYZx8 bVRRRn6lDwajJLiHzoOeP0EOOQ== X-Google-Smtp-Source: ABdhPJzLc/odetDBVs6vFd2ZQkPkGqJ1aW2JmcN60MgGQkKZg3XXFbSoqr149pfQH+j55WI2l9q2rw== X-Received: by 2002:a7b:c017:0:b0:38c:8a13:466d with SMTP id c23-20020a7bc017000000b0038c8a13466dmr697433wmb.128.1647893271431; Mon, 21 Mar 2022 13:07:51 -0700 (PDT) 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 i14-20020a0560001ace00b00203da1fa749sm24426988wry.72.2022.03.21.13.07.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Mar 2022 13:07:51 -0700 (PDT) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, krzk+dt@kernel.org, mturquette@baylibre.com, robh+dt@kernel.org, sboyd@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Corentin Labbe Subject: [PATCH v3 03/26] crypto: rockchip: do not do custom power management Date: Mon, 21 Mar 2022 20:07:16 +0000 Message-Id: <20220321200739.3572792-4-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220321200739.3572792-1-clabbe@baylibre.com> References: <20220321200739.3572792-1-clabbe@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220321_130754_031597_2EE663E0 X-CRM114-Status: GOOD ( 15.11 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org 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/rockchip/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); - crypto_info->enable_clk = rk_crypto_enable_clk; - crypto_info->disable_clk = rk_crypto_disable_clk; + rk_crypto_enable_clk(crypto_info); crypto_info->load_data = rk_load_data; crypto_info->unload_data = rk_unload_data; crypto_info->enqueue = rk_crypto_enqueue; @@ -422,6 +421,7 @@ static int rk_crypto_remove(struct platform_device *pdev) struct rk_crypto_info *crypto_tmp = platform_get_drvdata(pdev); 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/rockchip/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)); - return tctx->dev->enable_clk(tctx->dev); + return 0; } 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 = crypto_tfm_ctx(tfm); free_page((unsigned long)tctx->dev->addr_vir); - return tctx->dev->disable_clk(tctx->dev); } struct rk_crypto_tmp rk_ahash_sha1 = { diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/crypto/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 *tfm) ctx->dev->update = rk_ablk_rx; ctx->dev->complete = rk_crypto_complete; ctx->dev->addr_vir = (char *)__get_free_page(GFP_KERNEL); + if (!ctx->dev->addr_vir) + return -ENOMEM; - return ctx->dev->addr_vir ? ctx->dev->enable_clk(ctx->dev) : -ENOMEM; + return 0; } static void rk_ablk_exit_tfm(struct crypto_skcipher *tfm) @@ -397,7 +399,6 @@ static void rk_ablk_exit_tfm(struct crypto_skcipher *tfm) struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm); free_page((unsigned long)ctx->dev->addr_vir); - ctx->dev->disable_clk(ctx->dev); } struct rk_crypto_tmp rk_ecb_aes_alg = { -- 2.34.1 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DE350C433F5 for ; Mon, 21 Mar 2022 20:11:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=j60IiqGXXkx8aaY4scFwrZDwid8HktvPw8VOYf/y4ZE=; b=FJALdj8mgWHJtk 2FMf5MMR+z9YY61FfA8PDbePo8xp/gGgovEkt+FHIxAe9MuyGR7yJ9N73FoiyzXkYKfwfmcYwm/F2 4+JhtrloHkrmucKSLh9ytbcjNW0viHjJbtFaCBqj+Gp5MgAFwyTHCZwr+gmKcW+++v4IjCE1WTuaY fQ7oU6Y+JqCYw6GV/s/uU/Gayo5LMsJB821pvLeLo9TEuzaAcRp7o88fiBJYGYjzaHiRZRmHhz4lY vVYCOhrmvCeCvfLFwTqd+Xj3NU1KBFpMj1CmATdrz/+BN7R8khn2WCtYU+nHWlKxhM5zOKN2pcMPR 4UAusOC46YlDKQXt8xfQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nWOL0-008uBa-3c; Mon, 21 Mar 2022 20:09:10 +0000 Received: from mail-wm1-x32a.google.com ([2a00:1450:4864:20::32a]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nWOJm-008tQH-3G for linux-arm-kernel@lists.infradead.org; Mon, 21 Mar 2022 20:07:57 +0000 Received: by mail-wm1-x32a.google.com with SMTP id bi13-20020a05600c3d8d00b0038c2c33d8f3so218036wmb.4 for ; Mon, 21 Mar 2022 13:07:52 -0700 (PDT) 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=1rrs45jT231Z20PbD3V9/18Hr0tDnLuxWTICMBQhSkdq4EEdAEJKS0xF1IzppKNdlt edos0zZHekmuZS39WBkaUc0Am6LmuSSNTzOVT0JPNn40MZU3EE+1lRZHap0kN/KFFDyw 2zPl1cx+a8sewKkfHX5UJ/ikI5M9pdhSWtvTvVTVwaPBuMtFUs7vqi2OMSpRuZ5mvd9X hSkQ74qKjq2mxtPHNs20mHchkByaspZs3CVfdTpO1ja8G5LLTu24jdSGJwEd4eRR4fcS k7qGOJKGGShZ+4lP0OvqkmTI3eJzlhCv3Ymt62cSjr6iq0ikEmuVEnlJetehlLEUqBuR Cxsg== 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=MpFWtP1F8n/RT9qtGocIGNZ6I6AuLFZRjYu/cMFkxttX0lxWaoPBZpUandZlbjhhqd bVkULbpfoaDQRo9t6orulJjN5dEEDDNHwe+vf3RiezwKANx3O8rDtrdO+6QwLFsW0Bqn ASn09tltc06NOPPCyU68xlTf5+CD4pu7nEYS/8bZQ9SjZ5Aw7JBIkUyFSGoABbWjMmSA 9EU4O/cEPM9ftecgTIZAoFSQRK+/iz9oqaSqRuTkq6CfyWMqDh3CZVDt/tv5JTaDIl3s gzCp9C0yn4jk6WWH9FQhUnIPKIHFmyMsSLQVGbt7dgAyQ6CX8K/Ho4fu7FaNMh/3+mUc 0UTg== X-Gm-Message-State: AOAM53139GxH9Bung1yqcV56qs9TtlXRvqCVGeqpHGzr0ALyGbaPpb5T zXndbNE0iJ5Q5ChbZeriztK7IA== X-Google-Smtp-Source: ABdhPJzLc/odetDBVs6vFd2ZQkPkGqJ1aW2JmcN60MgGQkKZg3XXFbSoqr149pfQH+j55WI2l9q2rw== X-Received: by 2002:a7b:c017:0:b0:38c:8a13:466d with SMTP id c23-20020a7bc017000000b0038c8a13466dmr697433wmb.128.1647893271431; Mon, 21 Mar 2022 13:07:51 -0700 (PDT) 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 i14-20020a0560001ace00b00203da1fa749sm24426988wry.72.2022.03.21.13.07.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Mar 2022 13:07:51 -0700 (PDT) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, krzk+dt@kernel.org, mturquette@baylibre.com, robh+dt@kernel.org, sboyd@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Corentin Labbe Subject: [PATCH v3 03/26] crypto: rockchip: do not do custom power management Date: Mon, 21 Mar 2022 20:07:16 +0000 Message-Id: <20220321200739.3572792-4-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220321200739.3572792-1-clabbe@baylibre.com> References: <20220321200739.3572792-1-clabbe@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220321_130754_176933_22E13BAF X-CRM114-Status: GOOD ( 16.32 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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/rockchip/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); - crypto_info->enable_clk = rk_crypto_enable_clk; - crypto_info->disable_clk = rk_crypto_disable_clk; + rk_crypto_enable_clk(crypto_info); crypto_info->load_data = rk_load_data; crypto_info->unload_data = rk_unload_data; crypto_info->enqueue = rk_crypto_enqueue; @@ -422,6 +421,7 @@ static int rk_crypto_remove(struct platform_device *pdev) struct rk_crypto_info *crypto_tmp = platform_get_drvdata(pdev); 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/rockchip/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)); - return tctx->dev->enable_clk(tctx->dev); + return 0; } 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 = crypto_tfm_ctx(tfm); free_page((unsigned long)tctx->dev->addr_vir); - return tctx->dev->disable_clk(tctx->dev); } struct rk_crypto_tmp rk_ahash_sha1 = { diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/crypto/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 *tfm) ctx->dev->update = rk_ablk_rx; ctx->dev->complete = rk_crypto_complete; ctx->dev->addr_vir = (char *)__get_free_page(GFP_KERNEL); + if (!ctx->dev->addr_vir) + return -ENOMEM; - return ctx->dev->addr_vir ? ctx->dev->enable_clk(ctx->dev) : -ENOMEM; + return 0; } static void rk_ablk_exit_tfm(struct crypto_skcipher *tfm) @@ -397,7 +399,6 @@ static void rk_ablk_exit_tfm(struct crypto_skcipher *tfm) struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm); free_page((unsigned long)ctx->dev->addr_vir); - ctx->dev->disable_clk(ctx->dev); } struct rk_crypto_tmp rk_ecb_aes_alg = { -- 2.34.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel