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Date:   Thu, 13 Aug 2020 12:15:36 +0900
From:   Daejun Park <daejun7.park@...sung.com>
To:     Bart Van Assche <bvanassche@....org>,
        Daejun Park <daejun7.park@...sung.com>,
        "avri.altman@....com" <avri.altman@....com>,
        "jejb@...ux.ibm.com" <jejb@...ux.ibm.com>,
        "martin.petersen@...cle.com" <martin.petersen@...cle.com>,
        "asutoshd@...eaurora.org" <asutoshd@...eaurora.org>,
        "beanhuo@...ron.com" <beanhuo@...ron.com>,
        "stanley.chu@...iatek.com" <stanley.chu@...iatek.com>,
        "cang@...eaurora.org" <cang@...eaurora.org>,
        "tomas.winkler@...el.com" <tomas.winkler@...el.com>,
        ALIM AKHTAR <alim.akhtar@...sung.com>
CC:     "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Sang-yoon Oh <sangyoon.oh@...sung.com>,
        Sung-Jun Park <sungjun07.park@...sung.com>,
        yongmyung lee <ymhungry.lee@...sung.com>,
        Jinyoung CHOI <j-young.choi@...sung.com>,
        Adel Choi <adel.choi@...sung.com>,
        BoRam Shin <boram.shin@...sung.com>
Subject: Re: [PATCH v8 4/4] scsi: ufs: Prepare HPB read for cached
 sub-region

On 2020-08-06 02:18, Daejun Park wrote:
> > +static inline u32 ufshpb_get_lpn(struct scsi_cmnd *cmnd)
> > +{
> > +    return blk_rq_pos(cmnd->request) >>
> > +        (ilog2(cmnd->device->sector_size) - 9);
> > +}
> 
> Please use sectors_to_logical() from drivers/scsi/sd.h instead of open-coding
> that function.

OK, I will.

> > +static inline unsigned int ufshpb_get_len(struct scsi_cmnd *cmnd)
> > +{
> > +    return blk_rq_sectors(cmnd->request) >>
> > +        (ilog2(cmnd->device->sector_size) - 9);
> > +}
> 
> Same comment here.

OK
 
> > +/* routine : READ10 -> HPB_READ  */
> 
> Please expand this comment.

OK

Thanks,
Daejun

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