From patchwork Fri Mar 1 13:29:19 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Romanov X-Patchwork-Id: 777199 Received: from mx1.sberdevices.ru (mx1.sberdevices.ru [37.18.73.165]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8B1BF6EEF9; Fri, 1 Mar 2024 13:30:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=37.18.73.165 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709299815; cv=none; b=VZhrQswEiTVj4bWxPUS3zmRFzZJFDsdNeJEEcsdEszFkW1mz3cejQMQIwedXONNa0fx5cj6qdBxclZFlRPJMGs2hX69Gk1ACnkOR+ABZ4seweQ+wADzr9JztX0p47p9ZaIzXrnM5yvOv20j9apG1EjJDBx9nS7Bg5ucl8tEKXW8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709299815; c=relaxed/simple; bh=itW3zc1Au9gOrT+clWgE9czbBBJd8sNqwoxOtvPtCRo=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=tkne14w2qNLMcv56rfl93qZiC2+i/vHbBdb3eeC5xRmnDKpmfue0N3aTJ7wV2DEmOmSQJNCpelH6Wmcm0CNv3yWIt2vwET/EizS/u/N6PZRMsZsnO/nDLJRkH5462SA8HvS7RKjV67r9Ht3FeHnGOg/EtDqMS61Ub1+YJDJH0PE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=salutedevices.com; spf=pass smtp.mailfrom=salutedevices.com; dkim=pass (2048-bit key) header.d=salutedevices.com header.i=@salutedevices.com header.b=oWK3UAjE; arc=none smtp.client-ip=37.18.73.165 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=salutedevices.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=salutedevices.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=salutedevices.com header.i=@salutedevices.com header.b="oWK3UAjE" Received: from p-infra-ksmg-sc-msk01 (localhost [127.0.0.1]) by mx1.sberdevices.ru (Postfix) with ESMTP id C478A1000E2; Fri, 1 Mar 2024 16:30:05 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.sberdevices.ru C478A1000E2 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=salutedevices.com; s=mail; t=1709299805; bh=vnLiTkGUt6ZVR81n0z24N9mJLxmAWvIfkLqmfb9IF4s=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=oWK3UAjEsaPd18f3yPAy3wDnGwUcjkXRyBmZBlkYwTBjq1rQwmO7bsMcxC1eoP7U5 eUGvtCHARVT9UAtWnXcxNRLzE/BagT2q0UFdE4zqolPk5De3bNHka+CmSFGhE5R6aq 0xejryk4EFVfmd1pilBJ61L4kTF0pOpovStsNr1iJsxxoNnKZkoEe7x1IKgbSTVea+ kZKwabs+CAGVzfnJd+FpGu1sZFYitv+pQTz5lF8qlOyA5xGGAcjRqoKRZo8RG3dzYF Sa00PPdBiS/ofUKr9gDqcpIEHc8czx/CTHF8++E5V7cuGU6gtIb2fQg8+t67AdlmaR lMxEmww2vjw5g== 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, 1 Mar 2024 16:30:05 +0300 (MSK) Received: from user-A520M-DS3H.sigma.sbrf.ru (100.64.160.123) by p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Fri, 1 Mar 2024 16:30:05 +0300 From: Alexey Romanov To: , , , , , , , , , , CC: , , , , , , Alexey Romanov Subject: [PATCH v5 04/21] drivers: crypto: meson: add MMIO helpers Date: Fri, 1 Mar 2024 16:29:19 +0300 Message-ID: <20240301132936.621238-5-avromanov@salutedevices.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240301132936.621238-1-avromanov@salutedevices.com> References: <20240301132936.621238-1-avromanov@salutedevices.com> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) To p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) X-KSMG-Rule-ID: 10 X-KSMG-Message-Action: clean X-KSMG-AntiSpam-Lua-Profiles: 183875 [Feb 29 2024] X-KSMG-AntiSpam-Version: 6.1.0.3 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: 7 0.3.7 6d6bf5bd8eea7373134f756a2fd73e9456bb7d1a, {Tracking_from_domain_doesnt_match_to}, FromAlignment: s, ApMailHostAddress: 100.64.160.123 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: 2024/02/29 19:21:00 #23899999 X-KSMG-AntiVirus-Status: Clean, skipped 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 a3a69a59f476..70c2433c56da 100644 --- a/drivers/crypto/amlogic/amlogic-gxl-core.c +++ b/drivers/crypto/amlogic/amlogic-gxl-core.c @@ -23,18 +23,32 @@ #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,