From: "Peter Wang (王信友)" <peter.wang@mediatek.com>
To: "beanhuo@micron.com" <beanhuo@micron.com>,
"avri.altman@wdc.com" <avri.altman@wdc.com>,
"jeuk20.kim@samsung.com" <jeuk20.kim@samsung.com>,
"quic_nguyenb@quicinc.com" <quic_nguyenb@quicinc.com>,
"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
"bvanassche@acm.org" <bvanassche@acm.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"adrian.hunter@intel.com" <adrian.hunter@intel.com>,
"alim.akhtar@samsung.com" <alim.akhtar@samsung.com>,
"wone.jung@samsung.com" <wone.jung@samsung.com>,
"martin.petersen@oracle.com" <martin.petersen@oracle.com>,
"James.Bottomley@HansenPartnership.com"
<James.Bottomley@HansenPartnership.com>,
"j-young.choi@samsung.com" <j-young.choi@samsung.com>
Subject: Re: [PATCH] scsi: ufs: core: Reset urgent_bkops_lvl to allow runtime PM power mode
Date: Wed, 11 Feb 2026 13:00:31 +0000 [thread overview]
Message-ID: <1d893295d23f59d87ab30e7cd7d2c872fe7c85fb.camel@mediatek.com> (raw)
In-Reply-To: <1891546521.01770806581968.JavaMail.epsvc@epcpadp2new>
On Wed, 2026-02-11 at 15:01 +0900, Won Jung wrote:
> diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
> index 604043a7533d..e2d3e834ccba 100644
> --- a/drivers/ufs/core/ufshcd.c
> +++ b/drivers/ufs/core/ufshcd.c
> @@ -5959,6 +5959,7 @@ static int ufshcd_disable_auto_bkops(struct
> ufs_hba *hba)
>
> hba->auto_bkops_enabled = false;
> trace_ufshcd_auto_bkops_state(hba, "Disabled");
> + hba->urgent_bkops_lvl = BKOPS_STATUS_PERF_IMPACT;
> hba->is_urgent_bkops_lvl_checked = false;
> out:
> return err;
> @@ -6062,7 +6063,7 @@ static void
> ufshcd_bkops_exception_event_handler(struct ufs_hba *hba)
> * impacted or critical. Handle these device by determining
> their urgent
> * bkops status at runtime.
> */
> - if (curr_status < BKOPS_STATUS_PERF_IMPACT) {
> + if ((curr_status > BKOPS_STATUS_NO_OP) && (curr_status <
> BKOPS_STATUS_PERF_IMPACT)) {
> dev_err(hba->dev, "%s: device raised urgent BKOPS
> exception for bkops status %d\n",
> __func__, curr_status);
> /* update the current status as the urgent bkops
> level */
Reviewed-by: Peter Wang <peter.wang@mediatek.com>
next prev parent reply other threads:[~2026-02-11 13:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20260211060105epcms2p6631646c964afae761c5d8b93db5a476d@epcms2p6>
2026-02-11 6:01 ` Won Jung
2026-02-11 13:00 ` Peter Wang (王信友) [this message]
2026-02-18 2:30 ` Martin K. Petersen
2026-02-24 16:47 ` Martin K. Petersen
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