Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Subject: Re: [PATCH v5 1/2] scsi: ufs: Do not disable vccq in UFSHC driver
To:     "Martin K. Petersen" <martin.petersen@oracle.com>
Cc:     SCSI <linux-scsi@vger.kernel.org>,
        LKML <linux-kernel@vger.kernel.org>,
        Jeffrey Hugo <jhugo@codeaurora.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Evan Green <evgreen@chromium.org>,
        Douglas Anderson <dianders@chromium.org>,
        Alim Akhtar <alim.akhtar@samsung.com>,
        Avri Altman <avri.altman@wdc.com>,
        Pedro Sousa <pedrom.sousa@synopsys.com>,
        Joao Pinto <jpinto@synopsys.com>,
        Mark Brown <broonie@kernel.org>,
        Liam Girdwood <lgirdwood@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Bart Van Assche <bart.vanassche@wdc.com>,
        Stanislav Nijnikov <stanislav.nijnikov@wdc.com>,
        Alex Lemberg <alex.lemberg@wdc.com>,
        Ohad Sharabi <ohad.sharabi@wdc.com>,
        Venkat Gopalakrishnan <venkatg@codeaurora.org>,
        Subhash Jadavani <subhashj@codeaurora.org>,
        Yaniv Gardi <ygardi@codeaurora.org>,
        Gilad Broner <gbroner@codeaurora.org>,
        Raviv Shvili <rshvili@codeaurora.org>,
        Hannes Reinecke <hare@suse.de>, Kyuho Choi <kyuho.choi@sk.com>
References: <494cd639-89a7-8868-b63a-ea7cdcba9777@free.fr>
 <be3ef9bf-438b-4e8a-62c4-f75458e8ecc0@free.fr> <yq1ftsad2yi.fsf@oracle.com>
From:   Marc Gonzalez <marc.w.gonzalez@free.fr>
Message-ID: <b7f37c2d-27c7-9b58-20c8-52624783a6fa@free.fr>
Date:   Tue, 26 Feb 2019 15:45:58 +0100
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101
 Thunderbird/60.4.0
MIME-Version: 1.0
In-Reply-To: <yq1ftsad2yi.fsf@oracle.com>
Content-Type: text/plain; charset=utf-8
Content-Language: en-US
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On 26/02/2019 15:44, Martin K. Petersen wrote:

> Hi Marc,
> 
>> Commit 60f0187031c0 ("disable vccq if it's not needed by UFS device")
>> introduced a small power optimization as a driver quirk: ignore the
>> vccq load specified in the UFSHC DT node when said host controller
>> is connected to specific Flash chips (Samsung and Hynix currently).
> 
> [...]
> 
>> Revert the original patch, and clean up loose ends in the next patch.
> 
> This commit isn't a revert. Why not?

What do you mean?