linux-kernel - Re: [RESEND][PATCH] scsi: ufs: Fix hynix ufs bug with quirk on hi36xx SoC

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Message-ID: <CALAqxLXYTZZ12haKHGwnTBqPgkv_JF8=fiiJrD9OWRFdcXf0Sw@mail.gmail.com>
Date:   Tue, 16 Oct 2018 15:48:12 -0700
From:   John Stultz <john.stultz@...aro.org>
To:     "Martin K. Petersen" <martin.petersen@...cle.com>
Cc:     lkml <linux-kernel@...r.kernel.org>, Wei Li <liwei213@...wei.com>,
        Vinayak Holikatti <vinholikatti@...il.com>,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        linux-scsi@...r.kernel.org, Dmitry Shmidt <dimitrysh@...gle.com>
Subject: Re: [RESEND][PATCH] scsi: ufs: Fix hynix ufs bug with quirk on hi36xx SoC

On Mon, Oct 15, 2018 at 8:41 PM, Martin K. Petersen
<martin.petersen@...cle.com> wrote:
>
> John,
>
>> Hynix ufs has deviations on hi36xx platform which will result in ufs
>> bursts transfer failures.
>
> Is this specific to the particular implementation on hi36xx or all SK
> Hynix implementations?

I'd have to defer to Wei Li on that question.

Wei Li?


>> +     UFS_FIX(UFS_VENDOR_SKHYNIX, UFS_ANY_MODEL,
>> +             UFS_DEVICE_QUIRK_HOST_VS_DEBUGSAVECONFIGTIME),
>
> I am not so keen on matching on all current and future models.

I'll see if I can narrow down the affected model version on the board
I have. Hopefully it doesn't vary too much.

Really appreciate the review and the feedback!

thanks
-john