From patchwork Fri Dec 13 14:07:37 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Romanov X-Patchwork-Id: 850526 Received: from mx1.sberdevices.ru (mx2.sberdevices.ru [45.89.224.132]) (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 B74051E22E2; Fri, 13 Dec 2024 14:15:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.89.224.132 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734099360; cv=none; b=cf/rg/6xYIW/UdBs7vuprNMCW9uZqs+kUIw/U61sXB3TBdnmkBLEiOs177dl1wqaJmlEm+7MqPN0NTz4ZOgxuXGr4S8gi6k4AjWzh/0a6bYG2pNM0aaR9x39/66/pNx+Og9SBGC9oMA/MKuAbN1g4alXEXzF3lkO/oq0hKystL0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734099360; c=relaxed/simple; bh=1W4DlhR/IhanJgMHK+L2zGsMXOa4UBLkytqTrnoCPRw=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=fb2FUIJxBDNeeGdsCTtFPTQdCk3uzVmLRRHA9P6mhnNnSb2xLkff3eJWYSglmsKpzwAKHoDBLebzFHCs6gZVQ91Ox4bj5+dc5FMlfPZfPvUacpXgtvTKcMXk8MO1L86qp0jqeW2U1rDkBHenjiVrcRstvm+d3UN5S0tLZorb1d0= 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=vorydM9+; arc=none smtp.client-ip=45.89.224.132 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="vorydM9+" Received: from p-infra-ksmg-sc-msk02.sberdevices.ru (localhost [127.0.0.1]) by mx1.sberdevices.ru (Postfix) with ESMTP id 28A19120009; Fri, 13 Dec 2024 17:08:12 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.sberdevices.ru 28A19120009 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=salutedevices.com; s=mail; t=1734098892; bh=Wy9OiI+7szsDjno2sdPj55bgsp0gdMIN+aJDlIWoX/c=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=vorydM9+kbkjM9zvZEnjyN7QAJQcob0pm0Bt7hcyJgyr/gfGNYfe5nDOo1r+xHuLB qS6vYLU1+M50Dgrf9HhdEs0kRQD7DpNRVzhz6pN9eUdHvyuUI9Xl3y2akHkT4D3HGJ BKzkOZuwZ/u74xAl+MZLcH012l7b6mOdI+5t4AcVpNl1swDw3+k6nOvALBKF7YPA0K S3ynK/L3LjjDStAKBjEOg+0RdkKuA4LhMkOpoSuG1LF+KW5ZvPopJJqw98irxvbt+Q wGhjZnW+zfgEQyTPg2+0wSW+bR1nwWFdJpn+CVvf+gCpNXpHHEDst5uu87UPrfruIJ pxO0RLkhZn1fg== 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, 13 Dec 2024 17:08:11 +0300 (MSK) From: Alexey Romanov To: , , , , , , , , , , , CC: , , , , , , "Alexey Romanov" Subject: [PATCH v11 04/22] crypto: amlogic - Add MMIO helpers Date: Fri, 13 Dec 2024 17:07:37 +0300 Message-ID: <20241213140755.1298323-5-avromanov@salutedevices.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241213140755.1298323-1-avromanov@salutedevices.com> References: <20241213140755.1298323-1-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-a-m1.sberdevices.ru (172.24.196.116) 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: 189823 [Dec 13 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: 47 0.3.47 57010b355d009055a5b6c34e0385c69b21a4e07f, {Tracking_from_domain_doesnt_match_to}, smtp.sberdevices.ru:7.1.1,5.0.1; 127.0.0.199:7.1.2; d41d8cd98f00b204e9800998ecf8427e.com:7.1.1; salutedevices.com:7.1.1, 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: 2024/12/13 12:33:00 #26873825 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 90b539401b71..e617dddf5e2b 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 e0bc5c39bf2c..0ccf6542995f 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_aes_setkey(struct crypto_skcipher *tfm, const u8 *key, unsigned int keylen); int meson_cipher_init(struct crypto_tfm *tfm);