linux-kernel - Re: [PATCH 3/3] scsi: ufs: Use freq table with devfreq

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Date:   Tue, 24 Apr 2018 15:14:09 -0700
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Subhash Jadavani <subhashj@...eaurora.org>
Cc:     Vinayak Holikatti <vinholikatti@...il.com>,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        linux-scsi@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        Vivek Gautam <vivek.gautam@...eaurora.org>,
        linux-scsi-owner@...r.kernel.org
Subject: Re: [PATCH 3/3] scsi: ufs: Use freq table with devfreq

On Tue 24 Apr 15:08 PDT 2018, Subhash Jadavani wrote:

> On 2018-04-23 17:20, Bjorn Andersson wrote:
> > devfreq requires that the client operates on actual frequencies, not
> > only 0 and UMAX_INT and as such UFS brok with the introduction of
> > f1d981eaecf8 ("PM / devfreq: Use the available min/max frequency").
> > 
> > This patch registers the frequencies of the first clock with devfreq and
> > use these to determine if we're trying to step up or down.
> > 
[..]
> 
> Looks good to me.
> Reviewed-by: Subhash Jadavani <subhashj@...eaurora.org>
> 

Thanks Subhash. Unfortunately I need to respin this to register the opp
table based on our freq table, so there will be a v2 of this soon.

Regards,
Bjorn