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 86E93C433EF for ; Mon, 25 Apr 2022 20:21:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245196AbiDYUYj (ORCPT ); Mon, 25 Apr 2022 16:24:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38668 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245201AbiDYUYh (ORCPT ); Mon, 25 Apr 2022 16:24:37 -0400 Received: from mail-wr1-x435.google.com (mail-wr1-x435.google.com [IPv6:2a00:1450:4864:20::435]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1793B1240E8 for ; Mon, 25 Apr 2022 13:21:32 -0700 (PDT) Received: by mail-wr1-x435.google.com with SMTP id e2so16202621wrh.7 for ; Mon, 25 Apr 2022 13:21:32 -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=7/VLG1dlj3zpu6COMXUYDrFqGjEneQqP9DO34Aaku7s=; b=4uH4j3ch+yXi4leFKe7In9qqcSBrcYprSU1GattxAeiSDEiZHfjvtDhw4lkCz8MmSd ePFKS4e99hp0zY7CwSWWuXWG9i9BhL/RYw3OOptcI+NsSM2qv2hCfZ7NwG6tR/iVIqSv IWCNlEvXri+jITLqk4uJms0yKb2uyWNtX0eGABARXI4a6CEifICBD4K8E3fEyWDNvGsb 8ju07MIlt2wVtDwfI1LVuafp9xbWNbhx5xDWu+vL6hOOpscsPryhbZvAxTWQr76VsL2l M4u/ZOIQBxK/cvB4Hq4WHbhFl3f8NXuDoCPPniQFty2/fsbLL9u+2wyk9dI1rgN8H8TR O9sw== 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=7/VLG1dlj3zpu6COMXUYDrFqGjEneQqP9DO34Aaku7s=; b=7ARkLbnboOtcRvw886KCLp+UmdK/N8bWcmBCivp7QjKE22jrtHpV4f1SOy2dPPAjpj 8c1f0/Jnm1a+W49IPDftrOiBi5qTR3fV3q67guoBVfR1N9gNk/LxJW6ElRWBW6A2Symm D58tvjNQDBo2vjAjtH+SKyKyZAwnMV9mfu3BonqDaAv0drCt6ZyMlMciCRb+6s8zTysr AfsuNdjTBVs04fGd2lrq3Gpuv0Tkz0jQLk5Uj+5XIjLEOeJqy0T3tABn34ic+ymyxLsG niGmmfD6+tCU4e6WAFZ1c/5FKzQ4zHLz+10b7LcbWRZEQa90MDbLYPZ8fcD8A3EImJYk bzIg== X-Gm-Message-State: AOAM531eca4pyzNGldWYVdmx/jpEV7tbTNCTV+TBgSE6jwzhRzlJK0YH 0F11dQUBm2Li7RYnjAIDEdqTgw== X-Google-Smtp-Source: ABdhPJynU8/kJdnZEBZ5SifGxxFydrn4IAUA7zi/7vStRZMfRuUEBxhsUEiApXBUoraa1avzz8vMxg== X-Received: by 2002:a05:6000:1547:b0:20a:79dd:28bf with SMTP id 7-20020a056000154700b0020a79dd28bfmr15140151wry.505.1650918090642; Mon, 25 Apr 2022 13:21:30 -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 p3-20020a5d59a3000000b0020a9132d1fbsm11101003wrr.37.2022.04.25.13.21.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 Apr 2022 13:21:30 -0700 (PDT) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org Cc: linux-crypto@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Corentin Labbe Subject: [PATCH v6 03/33] crypto: rockchip: do not do custom power management Date: Mon, 25 Apr 2022 20:20:49 +0000 Message-Id: <20220425202119.3566743-4-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220425202119.3566743-1-clabbe@baylibre.com> References: <20220425202119.3566743-1-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 = { -- 2.35.1 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 9A045C433EF for ; Mon, 25 Apr 2022 20:22:28 +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=gLQsKHegW+TCTAFVonO8Ws4KJk4KnRnGS0aPTcFH6u0=; b=EWtoSBsXj13vgr RBAmrUnhgKvd1UzbLuQge5xPRE8e3d+uAjW2RYO/ZuYuyVu9pXyFRenhH96FneJzLwfPn/44vGUqb btjGX2cVKSW8hmd4FrO1phVdCNXzMS9rIyNVI+/b2CE1y+USgIUnHbIM2CQipURODRKhW0bhBnxL1 Sb3t7cpNq73BwxxovZSSjTllDaVPsjiJwwtUA75bzxML1IhUWxphOTvJ3q97X9nfk17r9ZV7PQ/GS rv2XlCaw6sUjVWlacZSPy9eirWGzzVTfJjMYIfdn9+4WpyxqtcpT7Us9QelSqaNErPmS9S8OXnd6g XNTQlD2btKTD0YfSeuLA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nj5E1-00BBRe-4Y; Mon, 25 Apr 2022 20:22:25 +0000 Received: from mail-wr1-x42a.google.com ([2a00:1450:4864:20::42a]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nj5DB-00BAuL-RI for linux-rockchip@lists.infradead.org; Mon, 25 Apr 2022 20:21:36 +0000 Received: by mail-wr1-x42a.google.com with SMTP id u3so22498740wrg.3 for ; Mon, 25 Apr 2022 13:21:31 -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=7/VLG1dlj3zpu6COMXUYDrFqGjEneQqP9DO34Aaku7s=; b=4uH4j3ch+yXi4leFKe7In9qqcSBrcYprSU1GattxAeiSDEiZHfjvtDhw4lkCz8MmSd ePFKS4e99hp0zY7CwSWWuXWG9i9BhL/RYw3OOptcI+NsSM2qv2hCfZ7NwG6tR/iVIqSv IWCNlEvXri+jITLqk4uJms0yKb2uyWNtX0eGABARXI4a6CEifICBD4K8E3fEyWDNvGsb 8ju07MIlt2wVtDwfI1LVuafp9xbWNbhx5xDWu+vL6hOOpscsPryhbZvAxTWQr76VsL2l M4u/ZOIQBxK/cvB4Hq4WHbhFl3f8NXuDoCPPniQFty2/fsbLL9u+2wyk9dI1rgN8H8TR O9sw== 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=7/VLG1dlj3zpu6COMXUYDrFqGjEneQqP9DO34Aaku7s=; b=qd1/ku5L+YbcQH85nGRA+v044jvQkvLuoe9mnrRC0lOHeJGezfFqVubz4TUeY4BZYz GF3llH4vk0Pu1RaUgqS9HS14BP03e1ixXV32Cf/blJHi4QkOO/I77bJAeplO5X8o/I7c c1NmLLt+5cv0bhyyuE9aP+EEpSToyVzSjKUmZLYT8e2elYuAszX7XyHBu5a5psX4BUPG brNxIZRqC0JTiY7Q+Smx/ECSNnUhi9yAbYE3wiOm/Ay2/6K3uUfIWrFW2K+E3TOmquDf jtjMU7wydtVGVp+bSYeIa6qassUEeokhuNeLvpmdJDmFtVFwtveY36q5bfpzpm+ALm7l 92Ew== X-Gm-Message-State: AOAM5314C6FMwZvn1XmFtdCIEW3WsvnxRo6bqsGNmQ1Z+QUtwCvO8dSd 1e651q84UgPRvTAjFYsFozLr0w== X-Google-Smtp-Source: ABdhPJynU8/kJdnZEBZ5SifGxxFydrn4IAUA7zi/7vStRZMfRuUEBxhsUEiApXBUoraa1avzz8vMxg== X-Received: by 2002:a05:6000:1547:b0:20a:79dd:28bf with SMTP id 7-20020a056000154700b0020a79dd28bfmr15140151wry.505.1650918090642; Mon, 25 Apr 2022 13:21:30 -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 p3-20020a5d59a3000000b0020a9132d1fbsm11101003wrr.37.2022.04.25.13.21.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 Apr 2022 13:21:30 -0700 (PDT) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org Cc: linux-crypto@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Corentin Labbe Subject: [PATCH v6 03/33] crypto: rockchip: do not do custom power management Date: Mon, 25 Apr 2022 20:20:49 +0000 Message-Id: <20220425202119.3566743-4-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220425202119.3566743-1-clabbe@baylibre.com> References: <20220425202119.3566743-1-clabbe@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220425_132133_984357_818FF8DE X-CRM114-Status: GOOD ( 15.47 ) 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 = { -- 2.35.1 _______________________________________________ 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 041B6C433EF for ; Mon, 25 Apr 2022 20:23:45 +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=Fd3fYMKx98Cc9+R8Fxt5IkALyFqrSku78hz/5h+bKuQ=; b=wMJfKmcY6WnVgX jVtIo5khhorBJyDsRIn2RxWjW18bJyrNk5g1NF6rR+JMKzvEjCKzHgog6irdGYSLzXWRG/LyW1vMB 4wLnQPqrLcGjhfVvcxZfgCz1J6uZa01qzH3OW4etvsR+F8MySYvbiV8hHzBQPGXVTVqmYT+alFztM NZ/BouNNxy89i5fEUNXljmIlPSxiIH0QQ/YcGhVwEClHUTbdpZfxCntR09c+tHdO+GpKWqndkaf48 YjSt4PMPG9iPFHwtEKUA8EljuBClh8WRoFKWaonWQBUPmSGtqz1QxNcY2+heSVGEsKvjTOXisNcdV MryfOtt6axSqLZRY9kog==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nj5EA-00BBX6-Ah; Mon, 25 Apr 2022 20:22:34 +0000 Received: from mail-wr1-x42e.google.com ([2a00:1450:4864:20::42e]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nj5DE-00BAuM-Hn for linux-arm-kernel@lists.infradead.org; Mon, 25 Apr 2022 20:21:39 +0000 Received: by mail-wr1-x42e.google.com with SMTP id s21so7783657wrb.8 for ; Mon, 25 Apr 2022 13:21:31 -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=7/VLG1dlj3zpu6COMXUYDrFqGjEneQqP9DO34Aaku7s=; b=4uH4j3ch+yXi4leFKe7In9qqcSBrcYprSU1GattxAeiSDEiZHfjvtDhw4lkCz8MmSd ePFKS4e99hp0zY7CwSWWuXWG9i9BhL/RYw3OOptcI+NsSM2qv2hCfZ7NwG6tR/iVIqSv IWCNlEvXri+jITLqk4uJms0yKb2uyWNtX0eGABARXI4a6CEifICBD4K8E3fEyWDNvGsb 8ju07MIlt2wVtDwfI1LVuafp9xbWNbhx5xDWu+vL6hOOpscsPryhbZvAxTWQr76VsL2l M4u/ZOIQBxK/cvB4Hq4WHbhFl3f8NXuDoCPPniQFty2/fsbLL9u+2wyk9dI1rgN8H8TR O9sw== 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=7/VLG1dlj3zpu6COMXUYDrFqGjEneQqP9DO34Aaku7s=; b=0dT7zmdRfx2q6POfAuNXYLBJR6Xv4tFWPoIR8+EAivEFbVRLpYdsvfhlI6ersD3WdJ iBwHifCFOkIXUZZ0qbUlTb6KPQ8vQBY4uj52Gekmbg5npWQJyleKwIDzo96XwvC3TZJj 9Z2k+5DR26Uixw2gn9dd6Tsa2RYqwZoHqBT8nw4Nvky018ure3rWqo1IVEjdOEH5m0L6 XcJum/ojtB2nIreP3MxGhuoElQdtNVtd+O9wl19fMyOlT7zcaLalWhCgYdm/ozFNtRT6 HU+OEG8ewie+YPCvwxCpuuEWRT1vh5hQi6HPRBo66uzukpp/mwMQ3H2MP9+j3wo0kZL1 tXhA== X-Gm-Message-State: AOAM530h7Dh/tJunSmLa75tpPJ5GRO/gTG95erFYgk3q+sgyOVPzDne1 F6sMbWY6WvxuQJoAkV3rtVCKPQ== X-Google-Smtp-Source: ABdhPJynU8/kJdnZEBZ5SifGxxFydrn4IAUA7zi/7vStRZMfRuUEBxhsUEiApXBUoraa1avzz8vMxg== X-Received: by 2002:a05:6000:1547:b0:20a:79dd:28bf with SMTP id 7-20020a056000154700b0020a79dd28bfmr15140151wry.505.1650918090642; Mon, 25 Apr 2022 13:21:30 -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 p3-20020a5d59a3000000b0020a9132d1fbsm11101003wrr.37.2022.04.25.13.21.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 Apr 2022 13:21:30 -0700 (PDT) From: Corentin Labbe To: heiko@sntech.de, herbert@gondor.apana.org.au, krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org Cc: linux-crypto@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Corentin Labbe Subject: [PATCH v6 03/33] crypto: rockchip: do not do custom power management Date: Mon, 25 Apr 2022 20:20:49 +0000 Message-Id: <20220425202119.3566743-4-clabbe@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220425202119.3566743-1-clabbe@baylibre.com> References: <20220425202119.3566743-1-clabbe@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220425_132136_685109_E1905B91 X-CRM114-Status: GOOD ( 16.71 ) 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 = { -- 2.35.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel