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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7F97CC433EF for ; Mon, 27 Sep 2021 05:23:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4A0CF60FED for ; Mon, 27 Sep 2021 05:23:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232919AbhI0FYn (ORCPT ); Mon, 27 Sep 2021 01:24:43 -0400 Received: from mailout1.samsung.com ([203.254.224.24]:29707 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232051AbhI0FYn (ORCPT ); Mon, 27 Sep 2021 01:24:43 -0400 Received: from epcas3p3.samsung.com (unknown [182.195.41.21]) by mailout1.samsung.com (KnoxPortal) with ESMTP id 20210927052303epoutp0179e8e46728d2d87d826c3d459caa6c2d~olltHnCNv1590015900epoutp01Q for ; Mon, 27 Sep 2021 05:23:03 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout1.samsung.com 20210927052303epoutp0179e8e46728d2d87d826c3d459caa6c2d~olltHnCNv1590015900epoutp01Q DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1632720183; bh=/RDKfJgvo+6//ygW4W4RIWBqKDZbDkV0kobmwpDGfrc=; h=Subject:To:Cc:From:Date:In-Reply-To:References:From; b=RwrrYotsEW3d3VYEumwby3MgZBQxD225Eu/DKz2/vNh4TW2RYbA14qa1GJVjl6+Al rD9HI2DEUX5MrPtt2VWL8ZYL81HhqxUGP/xJpb/LtTvZjGBf0C5vLONgVorPizYCNx rqpyEQUGN0fK0/TVJkd5ELfMFCgIph/Hl8nenwrk= Received: from epsnrtp1.localdomain (unknown [182.195.42.162]) by epcas3p4.samsung.com (KnoxPortal) with ESMTP id 20210927052303epcas3p4993f1f266e63c7bb4485fca7ed84192c~ollsfhaxk0142001420epcas3p4m; Mon, 27 Sep 2021 05:23:03 +0000 (GMT) Received: from epcpadp4 (unknown [182.195.40.18]) by epsnrtp1.localdomain (Postfix) with ESMTP id 4HHrd301XPz4x9Q3; Mon, 27 Sep 2021 05:23:03 +0000 (GMT) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas1p1.samsung.com (KnoxPortal) with ESMTPA id 20210927051540epcas1p1c2a893b9a1b476ee64dda652c16fd549~olfQnrYCi1112811128epcas1p1C; Mon, 27 Sep 2021 05:15:40 +0000 (GMT) Received: from epsmgms1p1new.samsung.com (unknown [182.195.42.41]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20210927051540epsmtrp1f4b0d7fd83563e85eeb3c46de4912518~olfQmarD_2735827358epsmtrp16; Mon, 27 Sep 2021 05:15:40 +0000 (GMT) X-AuditID: b6c32a29-d87ff70000002383-6d-6151537ce3ca Received: from epsmtip2.samsung.com ( [182.195.34.31]) by epsmgms1p1new.samsung.com (Symantec Messaging Gateway) with SMTP id 55.39.09091.C7351516; Mon, 27 Sep 2021 14:15:40 +0900 (KST) Received: from [10.113.221.211] (unknown [10.113.221.211]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20210927051540epsmtip232a42143de2ef234f3a0500d6311ee6e~olfQTKmxp0178101781epsmtip2e; Mon, 27 Sep 2021 05:15:40 +0000 (GMT) Subject: Re: [PATCH v3 03/17] scsi: ufs: ufs-exynos: change pclk available max value To: Chanho Park , Alim Akhtar , Avri Altman , "James E . J . Bottomley" , "Martin K . Petersen" , Krzysztof Kozlowski Cc: Bean Huo , Bart Van Assche , Adrian Hunter , Christoph Hellwig , Can Guo , Jaegeuk Kim , Gyunghoon Kwon , linux-samsung-soc@vger.kernel.org, linux-scsi@vger.kernel.org, cpgs@samsung.com From: Inki Dae Message-ID: <878274034.81632720182984.JavaMail.epsvc@epcpadp4> Date: Mon, 27 Sep 2021 14:25:58 +0900 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <20210917065436.145629-4-chanho61.park@samsung.com> Content-Language: en-US Content-Transfer-Encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrAIsWRmVeSWpSXmKPExsWy7bCSvG5NcGCiwe8TGhYnn6xhs3gwbxub xcufV9ksDj7sZLGY9uEns8Wn9ctYLS7v17Z4eUjTomens8XpCYuYLJ6sn8VssejGNiaLjW9/ MFnMOL+PyaL7+g42i+XH/zE5CHhcvuLtMauhl83jcl8vk8fmFVoei/e8ZPLYtKqTzWPCogOM Ht/Xd7B5fHx6i8Wjb8sqRo/Pm+Q82g90MwXwRHHZpKTmZJalFunbJXBl9LacYS44yl7xbMEn tgbGqWxdjBwcEgImElPm5ncxcnIICexmlPi01AQiLCGxZSsHhCkscfhwcRcjF1DFW0aJCRuW s4OUCwuESSz8/5gJJCEiMItJ4srDJ8wgCWaBe0wSDUe1IDpOMkq0b33FCJJgE1CVmLjiPhuI zStgJ/H8/CWwBhageEf3JbC4qECkRNOJrVA1ghInZz5hAbE5BRwkHsxazAqxQF3iz7xLUMvE JW49mc8EYctLNG+dzTyBUWgWkvZZSFpmIWmZhaRlASPLKkbJ1ILi3PTcYsMCw7zUcr3ixNzi 0rx0veT83E2M4EjW0tzBuH3VB71DjEwcjIcYJTiYlUR4g1n8E4V4UxIrq1KL8uOLSnNSiw8x SnOwKInzXug6GS8kkJ5YkpqdmlqQWgSTZeLglGpgOu40+1rae9swkTXbpuy4XPNsYzj3wob9 NYvLkzICDC9HZnw6cVKv9bvV3KXv2j7ufa4tsnru56tz55eXxaz5o/yg//PSxEk2/gcWaYvU hn4773JkaZ9i/6wDv39M2Cr6YZ2Y0Nzas9L+5/X5rAscKpZvMAm+e26G8i4vx44P1XNK/ber 75gdzHNi86Rdc/sN/z3LuLxlwd7uFueNelsNPj7p7rf3YThg+fKOR06NwbLJr57P+bvUQfVt ip79Cau1L4S0YnfM+nYjj6WzOvy6bf7K9wfX/Gmc1fhCZAK32syJ3/enzf6tNfmWXrFxknry pwT/UFMTHzatt7W6W6VM168WE1+/Q2H7pYDK5XNWvp2nxFKckWioxVxUnAgAWNu9WVMDAAA= X-CMS-MailID: 20210927051540epcas1p1c2a893b9a1b476ee64dda652c16fd549 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: SVC_REQ_APPROVE X-CPGSPASS: Y X-Hop-Count: 3 X-CMS-RootMailID: 20210917065522epcas2p26f56b37c3f7505b9d0e34bc2162fdbbd References: <20210917065436.145629-1-chanho61.park@samsung.com> <20210917065436.145629-4-chanho61.park@samsung.com> Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Hi Chanho, 21. 9. 17. 오후 3:54에 Chanho Park 이(가) 쓴 글: > To support 167MHz PCLK, we need to adjust the maximum value. > > Reviewed-by: Alim Akhtar > Signed-off-by: Chanho Park > --- > drivers/scsi/ufs/ufs-exynos.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/scsi/ufs/ufs-exynos.h b/drivers/scsi/ufs/ufs-exynos.h > index dadf4fd10dd8..0a31f77a5f48 100644 > --- a/drivers/scsi/ufs/ufs-exynos.h > +++ b/drivers/scsi/ufs/ufs-exynos.h > @@ -99,7 +99,7 @@ struct exynos_ufs; > #define PA_HIBERN8TIME_VAL 0x20 > > #define PCLK_AVAIL_MIN 70000000 > -#define PCLK_AVAIL_MAX 133000000 > +#define PCLK_AVAIL_MAX 167000000 > I'm not sure but doesn't the maximum clock frequency depend on a given machine? Is it true for all machines using different SoC? Thanks, Inki Dae > struct exynos_ufs_uic_attr { > /* TX Attributes */ >