From patchwork Tue Aug 20 14:56:04 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Romanov X-Patchwork-Id: 13770342 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 760B1C531DC for ; Tue, 20 Aug 2024 14:59:16 +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=+wbdsEC6NTwKynU9RgOF0Ni9f2U5IcN8E6KNeqbOhtg=; b=u1nr5canfOa8xw fZf53688CZwrm/1NwpSdZOaHPbTihcpVbRSVk2IvsFOPIhMYAR5sEUtXNOq4BpgIces5jOVYRQ2O2 gdnZnOdtiPXPNDN7ZE3JHExtkJjlfEmU9+vJhZxfKmGrsPQeFMVRN2sfGtIy6rbAq1Dwy0F8ZkXhW IDnxi60qtbTrDIfHHxqCKCtFvuRrzRo3HVFUvVIYmpLjBT+iKYBuEy88ZtPLD9uDTmk3NvD78nI0h RPk3Tk0PKR7A/PWhCgIe7pR9yyP+Q0knrZi5LBzttJRH7JqKtepOLVoM4fJaN8iJzdwH0wz0jDiRC zhGqlRaHr4tDFweZNwKQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sgQKE-00000005g7F-40ZI; Tue, 20 Aug 2024 14:59:10 +0000 Received: from mx2.sberdevices.ru ([45.89.224.132] helo=mx1.sberdevices.ru) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sgQI7-00000005fIf-2pjP; Tue, 20 Aug 2024 14:57:01 +0000 Received: from p-infra-ksmg-sc-msk02.sberdevices.ru (localhost [127.0.0.1]) by mx1.sberdevices.ru (Postfix) with ESMTP id 348E9120018; Tue, 20 Aug 2024 17:56:58 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.sberdevices.ru 348E9120018 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=salutedevices.com; s=mail; t=1724165818; bh=NhKK43BFs9WSPEu12TubmDHMMoMRfMTyJ3HOlIxykU8=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=ow+nHu+DVN42crFdNytTIFGna6LePkOrFw9NwjbtkB850iCVjNQJFfB8kthaLQQB3 4K2MyHJG+NQ1aQ94S3vhsbqf+uZmaDYtFboJoAiRSYEsqLOzfIePdFvVd74cZBsDQE l6zSDMPB7kvJrMXvHGAkfcYEPXbrpF38WBtpmKpuVbG4ijj6TSVIK0JGPW4972TUKg hbd1rAL05ToER3Fx6XX2uV4u+r5wnb+vSWk0fuNESPdlcM8HlTEw8IkcO9jzFI7blQ jEt19bUC6cqnUz0IgGBKc/E0ZLKigY2TWIGdmR0Z3xEvBsvIFmLaVOZs+9YrLoEUJF GWEMr9Lwa8edQ== Received: from smtp.sberdevices.ru (p-i-exch-sc-m02.sberdevices.ru [172.16.192.103]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.sberdevices.ru (Postfix) with ESMTPS; Tue, 20 Aug 2024 17:56:57 +0300 (MSK) From: Alexey Romanov To: , , , , , , , , , , CC: , , , , , , Alexey Romanov Subject: [PATCH v9 04/23] drivers: crypto: meson: add MMIO helpers Date: Tue, 20 Aug 2024 17:56:04 +0300 Message-ID: <20240820145623.3500864-5-avromanov@salutedevices.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240820145623.3500864-1-avromanov@salutedevices.com> References: <20240820145623.3500864-1-avromanov@salutedevices.com> MIME-Version: 1.0 X-Originating-IP: [84.252.147.252] X-ClientProxiedBy: p-i-exch-a-m1.sberdevices.ru (172.24.196.116) To p-i-exch-sc-m02.sberdevices.ru (172.16.192.103) X-KSMG-Rule-ID: 10 X-KSMG-Message-Action: clean X-KSMG-AntiSpam-Lua-Profiles: 187181 [Aug 20 2024] X-KSMG-AntiSpam-Version: 6.1.0.4 X-KSMG-AntiSpam-Envelope-From: avromanov@s2b.tech 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: 27 0.3.27 71302da218a62dcd84ac43314e19b5cc6b38e0b6, {Tracking_smtp_not_equal_from}, {Tracking_from_domain_doesnt_match_to}, s2b.tech:7.1.1;d41d8cd98f00b204e9800998ecf8427e.com:7.1.1;smtp.sberdevices.ru:7.1.1,5.0.1;127.0.0.199:7.1.2;salutedevices.com:7.1.1, {Tracking_smtp_domain_mismatch}, {Tracking_smtp_domain_2level_mismatch}, FromAlignment: n 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: 2024/08/20 03:45:00 #26365304 X-KSMG-AntiVirus-Status: Clean, skipped X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240820_075700_082416_AC4FF858 X-CRM114-Status: GOOD ( 14.94 ) X-BeenThere: linux-amlogic@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-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Add MMIO access helpers: meson_dma_start() and meson_dma_ready(). Signed-off-by: Alexey Romanov Reviewed-by: Neil Armstrong --- drivers/crypto/amlogic/amlogic-gxl-cipher.c | 2 +- drivers/crypto/amlogic/amlogic-gxl-core.c | 24 ++++++++++++++++----- drivers/crypto/amlogic/amlogic-gxl.h | 2 ++ 3 files changed, 22 insertions(+), 6 deletions(-) diff --git a/drivers/crypto/amlogic/amlogic-gxl-cipher.c b/drivers/crypto/amlogic/amlogic-gxl-cipher.c index 7eff3ae7356f..1fe916b0a138 100644 --- a/drivers/crypto/amlogic/amlogic-gxl-cipher.c +++ b/drivers/crypto/amlogic/amlogic-gxl-cipher.c @@ -225,7 +225,7 @@ static int meson_cipher(struct skcipher_request *areq) reinit_completion(&mc->chanlist[flow].complete); mc->chanlist[flow].status = 0; - writel(mc->chanlist[flow].t_phy | 2, mc->base + ((mc->pdata->descs_reg + flow) << 2)); + meson_dma_start(mc, flow); wait_for_completion_interruptible_timeout(&mc->chanlist[flow].complete, msecs_to_jiffies(500)); if (mc->chanlist[flow].status == 0) { diff --git a/drivers/crypto/amlogic/amlogic-gxl-core.c b/drivers/crypto/amlogic/amlogic-gxl-core.c index 9d92115043c3..0698ac5e2a6a 100644 --- a/drivers/crypto/amlogic/amlogic-gxl-core.c +++ b/drivers/crypto/amlogic/amlogic-gxl-core.c @@ -22,18 +22,32 @@ #include "amlogic-gxl.h" +void meson_dma_start(struct meson_dev *mc, int flow) +{ + u32 offset = (mc->pdata->descs_reg + flow) << 2; + + writel(mc->chanlist[flow].t_phy | 2, mc->base + offset); +} + +static bool meson_dma_ready(struct meson_dev *mc, int flow) +{ + u32 offset = (mc->pdata->status_reg + flow) << 2; + u32 data = readl(mc->base + offset); + + if (data) + writel_relaxed(0xF, mc->base + offset); + + return data; +} + static irqreturn_t meson_irq_handler(int irq, void *data) { struct meson_dev *mc = (struct meson_dev *)data; int flow; - u32 p; for (flow = 0; flow < mc->flow_cnt; flow++) { if (mc->chanlist[flow].irq == irq) { - p = readl(mc->base + ((mc->pdata->status_reg + flow) << 2)); - if (p) { - writel_relaxed(0xF, mc->base + - ((mc->pdata->status_reg + flow) << 2)); + 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 9ad75da214ff..8670f7ebcdda 100644 --- a/drivers/crypto/amlogic/amlogic-gxl.h +++ b/drivers/crypto/amlogic/amlogic-gxl.h @@ -161,6 +161,8 @@ struct meson_alg_template { #endif }; +void meson_dma_start(struct meson_dev *mc, int flow); + int meson_enqueue(struct crypto_async_request *areq, u32 type); int meson_aes_setkey(struct crypto_skcipher *tfm, const u8 *key,