linux-kernel - [PATCH v2 1/5] scsi: ufs: Allow UFS 3.0 as a valid version

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Date:   Fri, 24 Apr 2020 15:44:45 +0200
From:   Jose Abreu <Jose.Abreu@...opsys.com>
To:     linux-scsi@...r.kernel.org
Cc:     Joao Pinto <Joao.Pinto@...opsys.com>,
        Jose Abreu <Jose.Abreu@...opsys.com>,
        Joao Lima <Joao.Lima@...opsys.com>,
        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>,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/5] scsi: ufs: Allow UFS 3.0 as a valid version

Add a define for UFS version 3.0 and do not print an error message upon
probe when using this version.

Reviewed-by: Alim Akhtar <alim.akhtar@...sung.com>
Signed-off-by: Joao Lima <Joao.Lima@...opsys.com>
Signed-off-by: Jose Abreu <Jose.Abreu@...opsys.com>

---
Cc: Joao Lima <Joao.Lima@...opsys.com>
Cc: Jose Abreu <Jose.Abreu@...opsys.com>
Cc: Alim Akhtar <alim.akhtar@...sung.com>
Cc: Avri Altman <avri.altman@....com>
Cc: "James E.J. Bottomley" <jejb@...ux.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@...cle.com>
Cc: linux-scsi@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
---
 drivers/scsi/ufs/ufshcd.c | 3 ++-
 drivers/scsi/ufs/ufshci.h | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 7d1fa1349d40..2e5c200e915b 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -8441,7 +8441,8 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq)
 	if ((hba->ufs_version != UFSHCI_VERSION_10) &&
 	    (hba->ufs_version != UFSHCI_VERSION_11) &&
 	    (hba->ufs_version != UFSHCI_VERSION_20) &&
-	    (hba->ufs_version != UFSHCI_VERSION_21))
+	    (hba->ufs_version != UFSHCI_VERSION_21) &&
+	    (hba->ufs_version != UFSHCI_VERSION_30))
 		dev_err(hba->dev, "invalid UFS version 0x%x\n",
 			hba->ufs_version);
 
diff --git a/drivers/scsi/ufs/ufshci.h b/drivers/scsi/ufs/ufshci.h
index c2961d37cc1c..f2ee81669b00 100644
--- a/drivers/scsi/ufs/ufshci.h
+++ b/drivers/scsi/ufs/ufshci.h
@@ -104,6 +104,7 @@ enum {
 	UFSHCI_VERSION_11 = 0x00010100, /* 1.1 */
 	UFSHCI_VERSION_20 = 0x00000200, /* 2.0 */
 	UFSHCI_VERSION_21 = 0x00000210, /* 2.1 */
+	UFSHCI_VERSION_30 = 0x00000300, /* 3.0 */
 };
 
 /*
-- 
2.7.4