linux-kernel - Re: [PATCH v2] scsi: ufs: qcom: avoid re-init quirk when gears match

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Date: Mon, 29 Jan 2024 21:27:02 -0500
From: "Martin K. Petersen" <martin.petersen@...cle.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        Eric Chanudet <echanude@...hat.com>
Cc: "Martin K . Petersen" <martin.petersen@...cle.com>,
        linux-arm-msm@...r.kernel.org, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] scsi: ufs: qcom: avoid re-init quirk when gears match

On Tue, 23 Jan 2024 14:28:57 -0500, Eric Chanudet wrote:

> On sa8775p-ride, probing the hba will go through the
> UFSHCD_QUIRK_REINIT_AFTER_MAX_GEAR_SWITCH path although the power info
> are same during the second init.
> 
> The REINIT quirk only applies starting with controller v4. For these,
> ufs_qcom_get_hs_gear() reads the highest supported gear when setting the
> host_params. After the negotiation, if the host and device are on the
> same gear, it is the highest gear supported between the two. Skip REINIT
> to save some time.
> 
> [...]

Applied to 6.9/scsi-queue, thanks!

[1/1] scsi: ufs: qcom: avoid re-init quirk when gears match
      https://git.kernel.org/mkp/scsi/c/10a39667a117

-- 
Martin K. Petersen	Oracle Linux Engineering