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From: Stanley Chu <stanley.chu@mediatek.com>
To: Bean Huo <huobean@gmail.com>
Cc: <linux-scsi@vger.kernel.org>, <martin.petersen@oracle.com>,
	<avri.altman@wdc.com>, <alim.akhtar@samsung.com>,
	<jejb@linux.ibm.com>, <beanhuo@micron.com>,
	<asutoshd@codeaurora.org>, <cang@codeaurora.org>,
	<matthias.bgg@gmail.com>, <bvanassche@acm.org>,
	<linux-mediatek@lists.infradead.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <nguyenb@codeaurora.org>,
	<bjorn.andersson@linaro.org>, <kuohong.wang@mediatek.com>,
	<peter.wang@mediatek.com>, <chun-hung.wu@mediatek.com>,
	<andy.teng@mediatek.com>, <chaotian.jing@mediatek.com>,
	<cc.chou@mediatek.com>, <jiajie.hao@mediatek.com>,
	<alice.chao@mediatek.com>
Subject: Re: [PATCH v2 1/2] scsi: ufs: Re-enable WriteBooster after device reset
Date: Wed, 9 Dec 2020 09:09:30 +0800	[thread overview]
Message-ID: <1607476170.3580.29.camel@mtkswgap22> (raw)
In-Reply-To: <970af8b1abf565184bf37c3c055bf42ad760201a.camel@gmail.com>

On Tue, 2020-12-08 at 15:13 +0100, Bean Huo wrote:
> On Tue, 2020-12-08 at 21:56 +0800, Stanley Chu wrote:
> > index 08c8a591e6b0..36d367eb8139 100644
> > --- a/drivers/scsi/ufs/ufshcd.h
> > +++ b/drivers/scsi/ufs/ufshcd.h
> > @@ -1221,8 +1221,13 @@ static inline void
> > ufshcd_vops_device_reset(struct ufs_hba *hba)
> >         if (hba->vops && hba->vops->device_reset) {
> >                 int err = hba->vops->device_reset(hba);
> >  
> > -               if (!err)
> > +               if (!err) {
> >                         ufshcd_set_ufs_dev_active(hba);
> > +                       if (ufshcd_is_wb_allowed(hba)) {
> > +                               hba->wb_enabled = false;
> > +                               hba->wb_buf_flush_enabled = false;
> > +                       }
> > +               }
> 
> Stanley,
> how do you think group wb_buf_flush_enabled and wb_enabled to the
> dev_info, since they are UFS device attributes. means they are set only
> when UFS device flags being set.

Hi Bean,

Thanks for your review.

Yes, I agreed that wb related variables is a mess currently. I would
like to clean them up once I have time. Feel free to post your patch if
you want to take it up : )

Thanks,
Stanley Chu

> 
> Reviewed-by: Bean Huo <beanhuo@micron.com>
> 


  reply	other threads:[~2020-12-09  1:10 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-08 13:56 [PATCH v2 0/2] scsi: ufs: Re-enable WB after device reset Stanley Chu
2020-12-08 13:56 ` [PATCH v2 1/2] scsi: ufs: Re-enable WriteBooster " Stanley Chu
2020-12-08 14:13   ` Bean Huo
2020-12-09  1:09     ` Stanley Chu [this message]
2020-12-14 20:32       ` Bean Huo
2020-12-08 13:56 ` [PATCH v2 2/2] scsi: ufs: Uninline ufshcd_vops_device_reset function Stanley Chu
2020-12-08 14:14   ` Bean Huo
2020-12-15 17:33   ` Asutosh Das (asd)
2020-12-09 17:12 ` [PATCH v2 0/2] scsi: ufs: Re-enable WB after device reset Martin K. Petersen

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