From: "Peter Wang (王信友)" <peter.wang@mediatek.com>
To: "quic_cang@quicinc.com" <quic_cang@quicinc.com>,
"martin.petersen@oracle.com" <martin.petersen@oracle.com>,
"adrian.hunter@intel.com" <adrian.hunter@intel.com>,
"bvanassche@acm.org" <bvanassche@acm.org>,
"quic_nguyenb@quicinc.com" <quic_nguyenb@quicinc.com>,
"quic_nitirawa@quicinc.com" <quic_nitirawa@quicinc.com>,
"avri.altman@wdc.com" <avri.altman@wdc.com>
Cc: "beanhuo@micron.com" <beanhuo@micron.com>,
"chu.stanley@gmail.com" <chu.stanley@gmail.com>,
"quic_mapa@quicinc.com" <quic_mapa@quicinc.com>,
"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
"AngeloGioacchino Del Regno"
<angelogioacchino.delregno@collabora.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"alim.akhtar@samsung.com" <alim.akhtar@samsung.com>,
"linux-arm-msm@vger.kernel.org" <linux-arm-msm@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"matthias.bgg@gmail.com" <matthias.bgg@gmail.com>,
"James.Bottomley@HansenPartnership.com"
<James.Bottomley@HansenPartnership.com>,
"mani@kernel.org" <mani@kernel.org>,
"linux-mediatek@lists.infradead.org"
<linux-mediatek@lists.infradead.org>
Subject: Re: [PATCH v2 1/2] scsi: ufs: core: Remove UFS_DEVICE_QUIRK_DELAY_AFTER_LPM quirk
Date: Mon, 13 Oct 2025 03:56:45 +0000 [thread overview]
Message-ID: <6810cbe3202d979bfbdac1d7f5ded6a0db92cab1.camel@mediatek.com> (raw)
In-Reply-To: <3abb389ac7ca807e82263ab344e755db8498de81.1760039554.git.quic_nguyenb@quicinc.com>
On Thu, 2025-10-09 at 13:10 -0700, Bao D. Nguyen wrote:
> After the ufs device vcc is turned off, all the ufs device
> manufacturers require a period of power-off time before the
> vcc can be turned on again. This requirement has been confirmed
> with all the ufs device manufacturer's datasheets.
>
> Remove the UFS_DEVICE_QUIRK_DELAY_AFTER_LPM quirk in the ufs
> core driver and implement a universal delay that is required by
> all the ufs device manufacturers. In addition, remove the
> support for this quirk in the platform drivers.
>
> Signed-off-by: Bao D. Nguyen <quic_nguyenb@quicinc.com>
Reviewed-by: Peter Wang <peter.wang@mediatek.com>
next prev parent reply other threads:[~2025-10-13 3:57 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-09 20:10 [PATCH v2 0/2] *** Remove UFS_DEVICE_QUIRK_DELAY_AFTER_LPM quirk *** Bao D. Nguyen
2025-10-09 20:10 ` [PATCH v2 1/2] scsi: ufs: core: Remove UFS_DEVICE_QUIRK_DELAY_AFTER_LPM quirk Bao D. Nguyen
2025-10-13 3:56 ` Peter Wang (王信友) [this message]
2025-10-09 20:10 ` [PATCH v2 2/2] scsi: ufs: core: Replace hard coded vcc-off delay with a variable Bao D. Nguyen
2025-10-13 3:58 ` Peter Wang (王信友)
2025-10-13 19:34 ` Bao D. Nguyen
2025-10-13 16:25 ` [PATCH v2 0/2] *** Remove UFS_DEVICE_QUIRK_DELAY_AFTER_LPM quirk *** Bart Van Assche
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