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Date: Tue, 08 Dec 2020 15:13:43 +0100 From: Bean Huo <huobean@...il.com> To: Stanley Chu <stanley.chu@...iatek.com>, linux-scsi@...r.kernel.org, martin.petersen@...cle.com, avri.altman@....com, alim.akhtar@...sung.com, jejb@...ux.ibm.com Cc: beanhuo@...ron.com, asutoshd@...eaurora.org, cang@...eaurora.org, matthias.bgg@...il.com, bvanassche@....org, linux-mediatek@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, nguyenb@...eaurora.org, bjorn.andersson@...aro.org, kuohong.wang@...iatek.com, peter.wang@...iatek.com, chun-hung.wu@...iatek.com, andy.teng@...iatek.com, chaotian.jing@...iatek.com, cc.chou@...iatek.com, jiajie.hao@...iatek.com, alice.chao@...iatek.com Subject: Re: [PATCH v2 1/2] scsi: ufs: Re-enable WriteBooster after device reset 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. Reviewed-by: Bean Huo <beanhuo@...ron.com>
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