From patchwork Fri Nov 8 10:28:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Romanov X-Patchwork-Id: 13867929 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 308F0D5E156 for ; Fri, 8 Nov 2024 10:42:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding: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=ErezDdZ5Plws8x0YH4acUuHPN0MVqpPlBAf7hHZc5Gs=; b=c6tS+z5mM5KFiHEP4KY5lCOqsb A2wiuvW6g7FzoPWFVUFqgW2+lhTR/aPyHLSiKbCIu66hKRpwkzahGw1dRV0/MXVRCKtC9TNdRU39L ot/tGLAaL9h/vu0vEKJcGaRWXv/btx0syzulDHUUxCWy1fGB9tLrS0AuBIO9wyMdjYvHubqhVpc+K F5mgyoM1/jooW+iNFIQYyHDsjzGGaibYtrxOZQqOmlUDZM9MPymmR4WSstTGmI6pJlHScSeNulaP7 z/IPEB0Al/00jFrRwrDsmblJKwXLm4MrjtLwPbuZNGgODFzqf4V0/1LyQRDYn0FWNt4m4I/aiYpI9 vPfBdSnA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t9MRu-0000000AAGi-1cn3; Fri, 08 Nov 2024 10:42:42 +0000 Received: from mx2.sberdevices.ru ([45.89.224.132] helo=mx1.sberdevices.ru) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t9MFG-0000000A6i2-2GOZ; Fri, 08 Nov 2024 10:29:40 +0000 Received: from p-infra-ksmg-sc-msk02.sberdevices.ru (localhost [127.0.0.1]) by mx1.sberdevices.ru (Postfix) with ESMTP id 38757120032; Fri, 8 Nov 2024 13:29:37 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.sberdevices.ru 38757120032 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=salutedevices.com; s=mail; t=1731061777; bh=ErezDdZ5Plws8x0YH4acUuHPN0MVqpPlBAf7hHZc5Gs=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=FZNyGGmX1dQHOY1VKg4T5xgSsBymy3kWYlww/EUKVzc4uqjWRHj/+aX+gTLQaDV3o 5cBhAGiQvmQUO5pQNUrHomkdSLSRiRs+al65aezAa0Vc5TTDF68mVuFyu3bkXZqitF 15BkSLALI0G/lt93RCdKML2MPa3GwqH5LV/kZX5x5BvJ4y9cTK8hUaRSTwyTrjHUpq Oq1OAXdX9vCRg2cvUq6ndx79zpTjSg7Ekh/r2x4W1IR91Dw9aX3s3Rdf3n4iDE9bAP 2uQCcI87tPDzJvZcnJdUj56tk/U3CvWd6NLNsumqh6HSYqEhEYgGhsCrh4BavxNZu3 2GzjKwHBNm71A== Received: from smtp.sberdevices.ru (p-i-exch-sc-m01.sberdevices.ru [172.16.192.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.sberdevices.ru (Postfix) with ESMTPS; Fri, 8 Nov 2024 13:29:37 +0300 (MSK) From: Alexey Romanov To: , , , , , , , , , , , CC: , , , , , , "Alexey Romanov" Subject: [PATCH v10 06/22] crypto: amlogic - Drop status field from meson_flow Date: Fri, 8 Nov 2024 13:28:51 +0300 Message-ID: <20241108102907.1788584-7-avromanov@salutedevices.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241108102907.1788584-1-avromanov@salutedevices.com> References: <20241108102907.1788584-1-avromanov@salutedevices.com> MIME-Version: 1.0 X-Originating-IP: [172.28.192.125] X-ClientProxiedBy: p-i-exch-a-m2.sberdevices.ru (172.24.196.120) To p-i-exch-a-m1.sberdevices.ru (172.24.196.116) X-KSMG-Rule-ID: 10 X-KSMG-Message-Action: clean X-KSMG-AntiSpam-Lua-Profiles: 189039 [Nov 08 2024] X-KSMG-AntiSpam-Version: 6.1.1.7 X-KSMG-AntiSpam-Envelope-From: avromanov@salutedevices.com X-KSMG-AntiSpam-Rate: 0 X-KSMG-AntiSpam-Status: not_detected X-KSMG-AntiSpam-Method: none X-KSMG-AntiSpam-Auth: dkim=none X-KSMG-AntiSpam-Info: LuaCore: 41 0.3.41 623e98d5198769c015c72f45fabbb9f77bdb702b, {Tracking_from_domain_doesnt_match_to}, salutedevices.com:7.1.1;d41d8cd98f00b204e9800998ecf8427e.com:7.1.1;smtp.sberdevices.ru:7.1.1,5.0.1;127.0.0.199:7.1.2, FromAlignment: s X-MS-Exchange-Organization-SCL: -1 X-KSMG-AntiSpam-Interceptor-Info: scan successful X-KSMG-AntiPhishing: Clean X-KSMG-LinksScanning: Clean X-KSMG-AntiVirus: Kaspersky Secure Mail Gateway, version 2.0.1.6960, bases: 2024/11/08 08:34:00 #26834472 X-KSMG-AntiVirus-Status: Clean, skipped X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241108_022938_950127_20DE89EE X-CRM114-Status: GOOD ( 17.81 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This field is used only to check for timeout. But there is more convenient way to achive the same goal. Signed-off-by: Alexey Romanov Reviewed-by: Neil Armstrong --- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 13 +++++++++---- drivers/crypto/amlogic/amlogic-gxl-core.c | 1 - drivers/crypto/amlogic/amlogic-gxl.h | 2 -- 3 files changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/crypto/amlogic/amlogic-gxl-cipher.c b/drivers/crypto/amlogic/amlogic-gxl-cipher.c index 18e9e2d39b1f..dc0b100c5de2 100644 --- a/drivers/crypto/amlogic/amlogic-gxl-cipher.c +++ b/drivers/crypto/amlogic/amlogic-gxl-cipher.c @@ -219,13 +219,18 @@ static int meson_cipher(struct skcipher_request *areq) } reinit_completion(&mc->chanlist[flow].complete); - mc->chanlist[flow].status = 0; meson_dma_start(mc, flow); - wait_for_completion_interruptible_timeout(&mc->chanlist[flow].complete, - msecs_to_jiffies(500)); - if (mc->chanlist[flow].status == 0) { + + err = wait_for_completion_interruptible_timeout(&mc->chanlist[flow].complete, + msecs_to_jiffies(500)); + if (err == 0) { dev_err(mc->dev, "DMA timeout for flow %d\n", flow); err = -EINVAL; + } else if (err < 0) { + dev_err(mc->dev, "Waiting for DMA completion is failed (%d)\n", err); + } else { + /* No error */ + err = 0; } dma_unmap_single(mc->dev, phykeyiv, keyivlen, DMA_TO_DEVICE); diff --git a/drivers/crypto/amlogic/amlogic-gxl-core.c b/drivers/crypto/amlogic/amlogic-gxl-core.c index 44e71e917e5e..9259ad0417d1 100644 --- a/drivers/crypto/amlogic/amlogic-gxl-core.c +++ b/drivers/crypto/amlogic/amlogic-gxl-core.c @@ -53,7 +53,6 @@ static irqreturn_t meson_irq_handler(int irq, void *data) for (flow = 0; flow < mc->flow_cnt; flow++) { if (mc->chanlist[flow].irq == irq) { if (meson_dma_ready(mc, flow)) { - mc->chanlist[flow].status = 1; complete(&mc->chanlist[flow].complete); return IRQ_HANDLED; } diff --git a/drivers/crypto/amlogic/amlogic-gxl.h b/drivers/crypto/amlogic/amlogic-gxl.h index cb70277c3a31..0dde7662ae37 100644 --- a/drivers/crypto/amlogic/amlogic-gxl.h +++ b/drivers/crypto/amlogic/amlogic-gxl.h @@ -59,7 +59,6 @@ struct meson_desc { * @engine: ptr to the crypto_engine for this flow * @keylen: keylen for this flow operation * @complete: completion for the current task on this flow - * @status: set to 1 by interrupt if task is done * @irq: IRQ number for amlogic-crypto * @t_phy: Physical address of task * @tl: pointer to the current ce_task for this flow @@ -68,7 +67,6 @@ struct meson_desc { struct meson_flow { struct crypto_engine *engine; struct completion complete; - int status; int irq; unsigned int keylen; dma_addr_t t_phy;