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 X-Spam-Level: X-Spam-Status: No, score=-8.0 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8ED5DC433DF for ; Sat, 16 May 2020 17:59:29 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 54CDA206F4 for ; Sat, 16 May 2020 17:59:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="l+fNjCGz"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="K5b4M+Om" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 54CDA206F4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date: Message-ID:From:References:To:Subject:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=LlgOvT56q45qaEQdCdS5DaFjD11bQ6JNNefeZ0Wp0Ow=; b=l+fNjCGzAZqt6k fvmKAYl7U1GJ1t5xhSe+XnCKupDxiCH+2jcAsqCECzqyTQtzZBu8bmIFXbto12Rvi9cD/Q/N78dCg 99oqquwDbuJKzfGmfVUqMI3vZvRRATpU8mTGvyq4q2u/dV0YFXmaAYJ/IhW0i30eZmnTlLRDLuAs0 YlsOkwaRriaa/Vv72m1VutqfyDzKrja9bP8kENtXe6skvGIrQoHSjVm7g4zHCWKJfumPRyRbbzszY jlkIHkrjR0Fp2ebDGv+J/SDau/y45uzHKJV4fluOnBmu/48OYNrUWAoQnxaCjkGYPDJmADdRP0O7j 15IQlwXNl3nFJL4lwigA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ja15j-0006B1-Sx; Sat, 16 May 2020 17:59:19 +0000 Received: from mail-wr1-x441.google.com ([2a00:1450:4864:20::441]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ja15Z-00061s-Sr; Sat, 16 May 2020 17:59:11 +0000 Received: by mail-wr1-x441.google.com with SMTP id l17so7107719wrr.4; Sat, 16 May 2020 10:59:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:autocrypt:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=dlj6c6JqqLkHBCy1FwFoUYXsdQgsvmHxTexVOwWMm7E=; b=K5b4M+OmK6W13LI+QDe9xewjl4wmW6ibWzSRHkhnMhaSYSlxjZY7lO295aq6JFVPdZ aAsqNK+tFKNNQCjS0V8QrTWhUzRTrVx+EbF/nXhJa+PrNfEURsJjaNVAkloDlW0qi58a dS4ZubVWyPP4zxf/rnQtdwsUAKlrCfl2RWO/iN7+20CzDz2fMijKfTu3x//WJ37ZqVHN CXD9Hn6/1DmL7UfKbEnW4xYoNuNH12lvPQqrZt5AtnLAToGpQlHuEV56b5B5BrLv0Lsq /xnQmFXM8erdeDx46feJ38CVCcaEvwrvWsdwysNt8y3iYMepKYpaZhDLXtyIXnVNyYpJ b3vQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:autocrypt :message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=dlj6c6JqqLkHBCy1FwFoUYXsdQgsvmHxTexVOwWMm7E=; b=ErI1XtEhmWYGPuUJGnZnF2boCUA/gddGABimTM7/ZG8m9LxlZJdIBId3WDD5p0Ba+u z6VDUHprlGGLKQSzwv4e/MEQd8fAu6d2eVf8ajYb9wv3waE/Rp6CR/X9sa/mWeetPt5t o2WAlMP+dAqCtctobOHlAfXebc1B+A8PGkPfWz8PKnyR1RTWvgq0e06dzIlXj2KgW/6A 4KKqdhkh0y4RbFbmNFfX3dQP4LWUZECFb0vIwLvLnH6ijGal0poycGgPlwdKgCUDdHtI ku1zeCis1Oa26ck1i19htfQanVlYuIaZ+CaX9M1R9wI8nCKEfByTIvuL0yqd+MXQ7y1h 1MWg== X-Gm-Message-State: AOAM530txar4VwU15qCBYDscabL0HoU7EIKONG44U6DctHWiUI1lbjkz rTyC1xAZSoAzWOSCaW/IaIk= X-Google-Smtp-Source: ABdhPJz4RCC+7xPENymR+kuAm6Vp4LM1OVt5aqeyXqvBVlrdhXBCyCv/TQ+ZWEUAwNBTKMOjZDfBBA== X-Received: by 2002:adf:face:: with SMTP id a14mr10455762wrs.397.1589651948260; Sat, 16 May 2020 10:59:08 -0700 (PDT) Received: from ziggy.stardust ([213.195.113.243]) by smtp.gmail.com with ESMTPSA id b14sm8529704wmb.18.2020.05.16.10.59.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 16 May 2020 10:59:07 -0700 (PDT) Subject: Re: [PATCH v5 06/13] soc: mediatek: cmdq: add assign function To: Dennis YC Hsieh , Rob Herring , Mark Rutland , Jassi Brar , Philipp Zabel , David Airlie , Daniel Vetter References: <1583664775-19382-1-git-send-email-dennis-yc.hsieh@mediatek.com> <1583664775-19382-7-git-send-email-dennis-yc.hsieh@mediatek.com> From: Matthias Brugger Autocrypt: addr=matthias.bgg@gmail.com; prefer-encrypt=mutual; keydata= mQINBFP1zgUBEAC21D6hk7//0kOmsUrE3eZ55kjc9DmFPKIz6l4NggqwQjBNRHIMh04BbCMY fL3eT7ZsYV5nur7zctmJ+vbszoOASXUpfq8M+S5hU2w7sBaVk5rpH9yW8CUWz2+ZpQXPJcFa OhLZuSKB1F5JcvLbETRjNzNU7B3TdS2+zkgQQdEyt7Ij2HXGLJ2w+yG2GuR9/iyCJRf10Okq gTh//XESJZ8S6KlOWbLXRE+yfkKDXQx2Jr1XuVvM3zPqH5FMg8reRVFsQ+vI0b+OlyekT/Xe 0Hwvqkev95GG6x7yseJwI+2ydDH6M5O7fPKFW5mzAdDE2g/K9B4e2tYK6/rA7Fq4cqiAw1+u EgO44+eFgv082xtBez5WNkGn18vtw0LW3ESmKh19u6kEGoi0WZwslCNaGFrS4M7OH+aOJeqK fx5dIv2CEbxc6xnHY7dwkcHikTA4QdbdFeUSuj4YhIZ+0QlDVtS1QEXyvZbZky7ur9rHkZvP ZqlUsLJ2nOqsmahMTIQ8Mgx9SLEShWqD4kOF4zNfPJsgEMB49KbS2o9jxbGB+JKupjNddfxZ HlH1KF8QwCMZEYaTNogrVazuEJzx6JdRpR3sFda/0x5qjTadwIW6Cl9tkqe2h391dOGX1eOA 1ntn9O/39KqSrWNGvm+1raHK+Ev1yPtn0Wxn+0oy1tl67TxUjQARAQABtClNYXR0aGlhcyBC cnVnZ2VyIDxtYXR0aGlhcy5iZ2dAZ21haWwuY29tPokCUgQTAQIAPAIbAwYLCQgHAwIGFQgC CQoLBBYCAwECHgECF4AWIQTmuZIYwPLDJRwsOhfZFAuyVhMC8QUCWt3scQIZAQAKCRDZFAuy VhMC8WzRD/4onkC+gCxG+dvui5SXCJ7bGLCu0xVtiGC673Kz5Aq3heITsERHBV0BqqctOEBy ZozQQe2Hindu9lasOmwfH8+vfTK+2teCgWesoE3g3XKbrOCB4RSrQmXGC3JYx6rcvMlLV/Ch YMRR3qv04BOchnjkGtvm9aZWH52/6XfChyh7XYndTe5F2bqeTjt+kF/ql+xMc4E6pniqIfkv c0wsH4CkBHqoZl9w5e/b9MspTqsU9NszTEOFhy7p2CYw6JEa/vmzR6YDzGs8AihieIXDOfpT DUr0YUlDrwDSrlm/2MjNIPTmSGHH94ScOqu/XmGW/0q1iar/Yr0leomUOeeEzCqQtunqShtE 4Mn2uEixFL+9jiVtMjujr6mphznwpEqObPCZ3IcWqOFEz77rSL+oqFiEA03A2WBDlMm++Sve 9jpkJBLosJRhAYmQ6ey6MFO6Krylw1LXcq5z1XQQavtFRgZoruHZ3XlhT5wcfLJtAqrtfCe0 aQ0kJW+4zj9/So0uxJDAtGuOpDYnmK26dgFN0tAhVuNInEVhtErtLJHeJzFKJzNyQ4GlCaLw jKcwWcqDJcrx9R7LsCu4l2XpKiyxY6fO4O8DnSleVll9NPfAZFZvf8AIy3EQ8BokUsiuUYHz wUo6pclk55PZRaAsHDX/fNr24uC6Eh5oNQ+v4Pax/gtyybkCDQRd1TkHARAAt1BBpmaH+0o+ deSyJotkrpzZZkbSs5ygBniCUGQqXpWqgrc7Uo/qtxOFL91uOsdX1/vsnJO9FyUv3ZNI2Thw NVGCTvCP9E6u4gSSuxEfVyVThCSPvRJHCG2rC+EMAOUMpxokcX9M2b7bBEbcSjeP/E4KTa39 q+JJSeWliaghUfMXXdimT/uxpP5Aa2/D/vcUUGHLelf9TyihHyBohdyNzeEF3v9rq7kdqamZ Ihb+WYrDio/SzqTd1g+wnPJbnu45zkoQrYtBu58n7u8oo+pUummOuTR2b6dcsiB9zJaiVRIg OqL8p3K2fnE8Ewwn6IKHnLTyx5T/r2Z0ikyOeijDumZ0VOPPLTnwmb780Nym3LW1OUMieKtn I3v5GzZyS83NontvsiRd4oPGQDRBT39jAyBr8vDRl/3RpLKuwWBFTs1bYMLu0sYarwowOz8+ Mn+CRFUvRrXxociw5n0P1PgJ7vQey4muCZ4VynH1SeVb3KZ59zcQHksKtpzz2OKhtX8FCeVO mHW9u4x8s/oUVMZCXEq9QrmVhdIvJnBCqq+1bh5UC2Rfjm/vLHwt5hes0HDstbCzLyiA0LTI ADdP77RN2OJbzBkCuWE21YCTLtc8kTQlP+G8m23K5w8k2jleCSKumprCr/5qPyNlkie1HC4E GEAfdfN+uLsFw6qPzSAsmukAEQEAAYkEbAQYAQgAIBYhBOa5khjA8sMlHCw6F9kUC7JWEwLx BQJd1TkHAhsCAkAJENkUC7JWEwLxwXQgBBkBCAAdFiEEUdvKHhzqrUYPB/u8L21+TfbCqH4F Al3VOQcACgkQL21+TfbCqH79RRAAtlb6oAL9y8JM5R1T3v02THFip8OMh7YvEJCnezle9Apq C6Vx26RSQjBV1JwSBv6BpgDBNXarTGCPXcre6KGfX8u1r6hnXAHZNHP7bFGJQiBv5RqGFf45 OhOhbjXCyHc0jrnNjY4M2jTkUC+KIuOzasvggU975nolC8MiaBqfgMB2ab5W+xEiTcNCOg3+ 1SRs5/ZkQ0iyyba2FihSeSw3jTUjPsJBF15xndexoc9jpi0RKuvPiJ191Xa3pzNntIxpsxqc ZkS1HSqPI63/urNezeSejBzW0Xz2Bi/b/5R9Hpxp1AEC3OzabOBATY/1Bmh2eAVK3xpN2Fe1 Zj7HrTgmzBmSefMcSXN0oKQWEI5tHtBbw5XUj0Nw4hMhUtiMfE2HAqcaozsL34sEzi3eethZ IvKnIOTmllsDFMbOBa8oUSoaNg7GzkWSKJ59a9qPJkoj/hJqqeyEXF+WTCUv6FcA8BtBJmVf FppFzLFM/QzF5fgDZmfjc9czjRJHAGHRMMnQlW88iWamjYVye57srNq9pUql6A4lITF7w00B 5PXINFk0lMcNUdkWipu24H6rJhOO6xSP4n6OrCCcGsXsAR5oH3d4TzA9iPYrmfXAXD+hTp82 s+7cEbTsCJ9MMq09/GTCeroTQiqkp50UaR0AvhuPdfjJwVYZfmMS1+5IXA/KY6DbGBAAs5ti AK0ieoZlCv/YxOSMCz10EQWMymD2gghjxojf4iwB2MbGp8UN4+++oKLHz+2j+IL08rd2ioFN YCJBFDVoDRpF/UnrQ8LsH55UZBHuu5XyMkdJzMaHRVQc1rzfluqx+0a/CQ6Cb2q7J2d45nYx 8jMSCsGj1/iU/bKjMBtuh91hsbdWCxMRW0JnGXxcEUklbhA5uGj3W4VYCfTQxwK6JiVt7JYp bX7JdRKIyq3iMDcsTXi7dhhwqsttQRwbBci0UdFGAG4jT5p6u65MMDVTXEgYfZy0674P06qf uSyff73ivwvLR025akzJui8MLU23rWRywXOyTINz8nsPFT4ZSGT1hr5VnIBs/esk/2yFmVoc FAxs1aBO29iHmjJ8D84EJvOcKfh9RKeW8yeBNKXHrcOV4MbMOts9+vpJgBFDnJeLFQPtTHuI kQXT4+yLDvwOVAW9MPLfcHlczq/A/nhGVaG+RKWDfJWNSu/mbhqUQt4J+RFpfx1gmL3yV8NN 7JXABPi5M97PeKdx6qc/c1o3oEHH8iBkWZIYMS9fd6rtAqV3+KH5Ors7tQVtwUIDYEvttmeO ifvpW6U/4au4zBYfvvXagbyXJhG9mZvz+jN1cr0/G2ZC93IbjFFwUmHtXS4ttQ4pbrX6fjTe lq5vmROjiWirpZGm+WA3Vx9QRjqfMdS5Ag0EXdU5SAEQAJu/Jk58uOB8HSGDSuGUB+lOacXC bVOOSywZkq+Ayv+3q/XIabyeaYMwhriNuXHjUxIORQoWHIHzTCqsAgHpJFfSHoM4ulCuOPFt XjqfEHkA0urB6S0jnvJ6ev875lL4Yi6JJO7WQYRs/l7OakJiT13GoOwDIn7hHH/PGUqQoZlA d1n5SVdg6cRd7EqJ+RMNoud7ply6nUSCRMNWbNqbgyWjKsD98CMjHa33SB9WQQSQyFlf+dz+ dpirWENCoY3vvwKJaSpfeqKYuqPVSxnqpKXqqyjNnG9W46OWZp+JV5ejbyUR/2U+vMwbTilL cIUpTgdmxPCA6J0GQjmKNsNKKYgIMn6W4o/LoiO7IgROm1sdn0KbJouCa2QZoQ0+p/7mJXhl tA0XGZhNlI3npD1lLpjdd42lWboU4VeuUp4VNOXIWU/L1NZwEwMIqzFXl4HmRi8MYbHHbpN5 zW+VUrFfeRDPyjrYpax+vWS+l658PPH+sWmhj3VclIoAU1nP33FrsNfp5BiQzao30rwe4ntd eEdPENvGmLfCwiUV2DNVrmJaE3CIUUl1KIRoB5oe7rJeOvf0WuQhWjIU98glXIrh3WYd7vsf jtbEXDoWhVtwZMShMvp7ccPCe2c4YBToIthxpDhoDPUdNwOssHNLD8G4JIBexwi4q7IT9lP6 sVstwvA5ABEBAAGJAjYEGAEIACAWIQTmuZIYwPLDJRwsOhfZFAuyVhMC8QUCXdU5SAIbDAAK CRDZFAuyVhMC8bXXD/4xyfbyPGnRYtR0KFlCgkG2XWeWSR2shSiM1PZGRPxR888zA2WBYHAk 7NpJlFchpaErV6WdFrXQjDAd9YwaEHucfS7SAhxIqdIqzV5vNFrMjwhB1N8MfdUJDpgyX7Zu k/Phd5aoZXNwsCRqaD2OwFZXr81zSXwE2UdPmIfTYTjeVsOAI7GZ7akCsRPK64ni0XfoXue2 XUSrUUTRimTkuMHrTYaHY3544a+GduQQLLA+avseLmjvKHxsU4zna0p0Yb4czwoJj+wSkVGQ NMDbxcY26CMPK204jhRm9RG687qq6691hbiuAtWABeAsl1AS+mdS7aP/4uOM4kFCvXYgIHxP /BoVz9CZTMEVAZVzbRKyYCLUf1wLhcHzugTiONz9fWMBLLskKvq7m1tlr61mNgY9nVwwClMU uE7i1H9r/2/UXLd+pY82zcXhFrfmKuCDmOkB5xPsOMVQJH8I0/lbqfLAqfsxSb/X1VKaP243 jzi+DzD9cvj2K6eD5j5kcKJJQactXqfJvF1Eb+OnxlB1BCLE8D1rNkPO5O742Mq3MgDmq19l +abzEL6QDAAxn9md8KwrA3RtucNh87cHlDXfUBKa7SRvBjTczDg+HEPNk2u3hrz1j3l2rliQ y1UfYx7Vk/TrdwUIJgKS8QAr8Lw9WuvY2hSqL9vEjx8VAkPWNWPwrQ== Message-ID: Date: Sat, 16 May 2020 19:59:06 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <1583664775-19382-7-git-send-email-dennis-yc.hsieh@mediatek.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200516_105909_936972_333DB924 X-CRM114-Status: GOOD ( 21.93 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , linux-mediatek@lists.infradead.org, Houlong Wei , Bibby Hsieh , CK Hu , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On 08/03/2020 11:52, Dennis YC Hsieh wrote: > Add assign function in cmdq helper which assign constant value into > internal register by index. > > Signed-off-by: Dennis YC Hsieh > Reviewed-by: CK Hu > --- > drivers/soc/mediatek/mtk-cmdq-helper.c | 24 +++++++++++++++++++++++- > include/linux/mailbox/mtk-cmdq-mailbox.h | 1 + > include/linux/soc/mediatek/mtk-cmdq.h | 14 ++++++++++++++ > 3 files changed, 38 insertions(+), 1 deletion(-) > > diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c > index 98f23ba3ba47..33153d17c9d9 100644 > --- a/drivers/soc/mediatek/mtk-cmdq-helper.c > +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c > @@ -12,6 +12,7 @@ > #define CMDQ_WRITE_ENABLE_MASK BIT(0) > #define CMDQ_POLL_ENABLE_MASK BIT(0) > #define CMDQ_EOC_IRQ_EN BIT(0) > +#define CMDQ_REG_TYPE 1 > > struct cmdq_instruction { > union { > @@ -21,8 +22,17 @@ struct cmdq_instruction { > union { > u16 offset; > u16 event; > + u16 reg_dst; > + }; > + union { > + u8 subsys; > + struct { > + u8 sop:5; > + u8 arg_c_t:1; > + u8 arg_b_t:1; > + u8 dst_t:1; > + }; This union seems without context in this patch. Please drop. Regards, Matthias > }; > - u8 subsys; > u8 op; > }; > > @@ -277,6 +287,18 @@ int cmdq_pkt_poll_mask(struct cmdq_pkt *pkt, u8 subsys, > } > EXPORT_SYMBOL(cmdq_pkt_poll_mask); > > +int cmdq_pkt_assign(struct cmdq_pkt *pkt, u16 reg_idx, u32 value) > +{ > + struct cmdq_instruction inst = { {0} }; > + > + inst.op = CMDQ_CODE_LOGIC; > + inst.dst_t = CMDQ_REG_TYPE; > + inst.reg_dst = reg_idx; > + inst.value = value; > + return cmdq_pkt_append_command(pkt, inst); > +} > +EXPORT_SYMBOL(cmdq_pkt_assign); > + > static int cmdq_pkt_finalize(struct cmdq_pkt *pkt) > { > struct cmdq_instruction inst = { {0} }; > diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h b/include/linux/mailbox/mtk-cmdq-mailbox.h > index dfe5b2eb85cc..121c3bb6d3de 100644 > --- a/include/linux/mailbox/mtk-cmdq-mailbox.h > +++ b/include/linux/mailbox/mtk-cmdq-mailbox.h > @@ -59,6 +59,7 @@ enum cmdq_code { > CMDQ_CODE_JUMP = 0x10, > CMDQ_CODE_WFE = 0x20, > CMDQ_CODE_EOC = 0x40, > + CMDQ_CODE_LOGIC = 0xa0, > }; > > enum cmdq_cb_status { > diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h > index a74c1d5acdf3..83340211e1d3 100644 > --- a/include/linux/soc/mediatek/mtk-cmdq.h > +++ b/include/linux/soc/mediatek/mtk-cmdq.h > @@ -152,6 +152,20 @@ int cmdq_pkt_poll(struct cmdq_pkt *pkt, u8 subsys, > */ > int cmdq_pkt_poll_mask(struct cmdq_pkt *pkt, u8 subsys, > u16 offset, u32 value, u32 mask); > + > +/** > + * cmdq_pkt_assign() - Append logic assign command to the CMDQ packet, ask GCE > + * to execute an instruction that set a constant value into > + * internal register and use as value, mask or address in > + * read/write instruction. > + * @pkt: the CMDQ packet > + * @reg_idx: the CMDQ internal register ID > + * @value: the specified value > + * > + * Return: 0 for success; else the error code is returned > + */ > +int cmdq_pkt_assign(struct cmdq_pkt *pkt, u16 reg_idx, u32 value); > + > /** > * cmdq_pkt_flush_async() - trigger CMDQ to asynchronously execute the CMDQ > * packet and call back at the end of done packet > _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek