linux-kernel - [PATCH 4/5] scsi: ufs: Add crypto masks for UFS HC driver

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Date:   Mon, 28 May 2018 14:32:21 +0100
From:   Ladvine D Almeida <Ladvine.DAlmeida@...opsys.com>
To:     "Vinayak Holikatti <vinholikatti@...il.com>; \"James E.J. Bottomley\"
        <jejb@...ux.vnet.ibm.com>; \"Martin K. Petersen\"" 
        <martin.petersen@...cle.com>
CC:     <linux-kernel@...r.kernel.org>,
        "linux-scsi@...r.kernel.org;Manjunath M Bettegowda
        <manjumb@...opsys.com>; Prabu Thangamuthu <prabut@...opsys.com>; Tejas
        Joglekar <joglekar@...opsys.com>; Joao Pinto" 
        <Joao.Pinto@...opsys.com>
Subject: [PATCH 4/5] scsi: ufs: Add crypto masks for UFS HC driver


This patch add necessary crypto mask and command for
inline encryption support in the UFS Host Controller driver.

Signed-off-by: Ladvine D Almeida <ladvine@...opsys.com>
---
 drivers/scsi/ufs/ufshci.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/scsi/ufs/ufshci.h b/drivers/scsi/ufs/ufshci.h
index bb5d9c7..c003924 100644
--- a/drivers/scsi/ufs/ufshci.h
+++ b/drivers/scsi/ufs/ufshci.h
@@ -90,6 +90,7 @@ enum {
 	MASK_64_ADDRESSING_SUPPORT		= 0x01000000,
 	MASK_OUT_OF_ORDER_DATA_DELIVERY_SUPPORT	= 0x02000000,
 	MASK_UIC_DME_TEST_MODE_SUPPORT		= 0x04000000,
+	MASK_CRYPTO_SUPPORT                     = 0x10000000,
 };
 
 #define UFS_MASK(mask, offset)		((mask) << (offset))
@@ -337,6 +338,7 @@ enum {
 	UTP_NATIVE_UFS_COMMAND		= 0x10000000,
 	UTP_DEVICE_MANAGEMENT_FUNCTION	= 0x20000000,
 	UTP_REQ_DESC_INT_CMD		= 0x01000000,
+	UTP_REQ_CRYPT_EN_CMD            = 0x00800000, /* Inline Encryption */
 };
 
 /* UTP Transfer Request Data Direction (DD) */
-- 
2.7.4