linux-kernel - Re: [PATCH v1] scsi: ufs: Disable local LCC in .link_startup

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Message-ID: <yq1ftljsl4c.fsf@oracle.com>
Date:   Thu, 29 Aug 2019 17:43:47 -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>, <vigneshr@...com>,
        <linux-scsi@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1] scsi: ufs: Disable local LCC in .link_startup_notify() in Cadence UFS


Anil,

> Some UFS devices have issues if LCC is enabled. So we are setting
> PA_LOCAL_TX_LCC_Enable to 0 before link startup which will make sure
> that both host and device TX LCC are disabled once link startup is
> completed.

Applied to 5.4/scsi-queue. Thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering