linux-kernel - Re: [PATCH v2] scsi: ufs: Configure clock in .hce_enable

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Date:   Wed, 07 Aug 2019 21:51:06 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Anil Varughese <aniljoy@...ence.com>
Cc:     <alim.akhtar@...sung.com>, <avri.altman@....com>,
        <pedrom.sousa@...opsys.com>, <jejb@...ux.ibm.com>,
        <martin.petersen@...cle.com>, <hare@...e.de>, <rafalc@...ence.com>,
        <mparab@...ence.com>, <jank@...ence.com>, <pawell@...ence.com>,
        <vigneshr@...com>, <linux-scsi@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] scsi: ufs: Configure clock in .hce_enable_notify() in Cadence UFS


Anil,

> Configure CDNS_UFS_REG_HCLKDIV in .hce_enable_notify() instead of
> .setup_clock() because if UFSHCD resets the controller ip because
> of phy or device related errors then CDNS_UFS_REG_HCLKDIV is
> reset to default value and .setup_clock() is not called later
> in the sequence whereas .hce_enable_notify will be called everytime
> controller is reenabled.

Applied to 5.4/scsi-queue. Thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering