linux-kernel - [PATCH v2 1/2] scsi: ufs: Allow vendor apply device quirks in advance

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Date:   Sun, 23 Feb 2020 20:09:21 -0800
From:   Can Guo <cang@...eaurora.org>
To:     asutoshd@...eaurora.org, nguyenb@...eaurora.org,
        hongwus@...eaurora.org, rnayak@...eaurora.org,
        linux-scsi@...r.kernel.org, kernel-team@...roid.com,
        saravanak@...gle.com, salyzyn@...gle.com, cang@...eaurora.org
Cc:     Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Stanley Chu <stanley.chu@...iatek.com>,
        Bean Huo <beanhuo@...ron.com>,
        Bart Van Assche <bvanassche@....org>,
        Venkat Gopalakrishnan <venkatg@...eaurora.org>,
        Tomas Winkler <tomas.winkler@...el.com>,
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH v2 1/2] scsi: ufs: Allow vendor apply device quirks in advance

Currently ufshcd_vops_apply_dev_quirks() comes after all UniPro parameters
have been tuned. Move it up so that vendors have a chance to apply device
quirks in advance.

Signed-off-by: Can Guo <cang@...eaurora.org>
---
 drivers/scsi/ufs/ufshcd.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index abd0e6b..03af432 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -6804,14 +6804,14 @@ static void ufshcd_tune_unipro_params(struct ufs_hba *hba)
 		ufshcd_tune_pa_hibern8time(hba);
 	}
 
+	ufshcd_vops_apply_dev_quirks(hba);
+
 	if (hba->dev_quirks & UFS_DEVICE_QUIRK_PA_TACTIVATE)
 		/* set 1ms timeout for PA_TACTIVATE */
 		ufshcd_dme_set(hba, UIC_ARG_MIB(PA_TACTIVATE), 10);
 
 	if (hba->dev_quirks & UFS_DEVICE_QUIRK_HOST_PA_TACTIVATE)
 		ufshcd_quirk_tune_host_pa_tactivate(hba);
-
-	ufshcd_vops_apply_dev_quirks(hba);
 }
 
 static void ufshcd_clear_dbg_ufs_stats(struct ufs_hba *hba)
-- 
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