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From: Daejun Park <daejun7.park@samsung.com>
To: Daejun Park <daejun7.park@samsung.com>,
	"avri.altman@wdc.com" <avri.altman@wdc.com>,
	"jejb@linux.ibm.com" <jejb@linux.ibm.com>,
	"martin.petersen@oracle.com" <martin.petersen@oracle.com>,
	"asutoshd@codeaurora.org" <asutoshd@codeaurora.org>,
	"stanley.chu@mediatek.com" <stanley.chu@mediatek.com>,
	"cang@codeaurora.org" <cang@codeaurora.org>,
	"huobean@gmail.com" <huobean@gmail.com>,
	"bvanassche@acm.org" <bvanassche@acm.org>,
	"tomas.winkler@intel.com" <tomas.winkler@intel.com>,
	ALIM AKHTAR <alim.akhtar@samsung.com>
Cc: "linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Sang-yoon Oh <sangyoon.oh@samsung.com>,
	Sung-Jun Park <sungjun07.park@samsung.com>,
	yongmyung lee <ymhungry.lee@samsung.com>,
	Jinyoung CHOI <j-young.choi@samsung.com>,
	Adel Choi <adel.choi@samsung.com>,
	BoRam Shin <boram.shin@samsung.com>
Subject: [RFC PATCH v3 1/5] scsi: ufs: Add UFS feature related parameter
Date: Tue, 23 Jun 2020 12:50:46 +0900
Message-ID: <231786897.01592884381695.JavaMail.epsvc@epcpadp2> (raw)
In-Reply-To: <963815509.21592879582091.JavaMail.epsvc@epcpadp2>


This is a patch for parameters to be used for UFS features layer and HPB
module.

Signed-off-by: Daejun Park <daejun7.park@samsung.com>
---
 drivers/scsi/ufs/ufs.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h
index f8ab16f30fdc..ae557b8d3eba 100644
--- a/drivers/scsi/ufs/ufs.h
+++ b/drivers/scsi/ufs/ufs.h
@@ -122,6 +122,7 @@ enum flag_idn {
 	QUERY_FLAG_IDN_WB_EN                            = 0x0E,
 	QUERY_FLAG_IDN_WB_BUFF_FLUSH_EN                 = 0x0F,
 	QUERY_FLAG_IDN_WB_BUFF_FLUSH_DURING_HIBERN8     = 0x10,
+	QUERY_FLAG_IDN_HPB_RESET                        = 0x11,
 };
 
 /* Attribute idn for Query requests */
@@ -195,6 +196,9 @@ enum unit_desc_param {
 	UNIT_DESC_PARAM_PHY_MEM_RSRC_CNT	= 0x18,
 	UNIT_DESC_PARAM_CTX_CAPABILITIES	= 0x20,
 	UNIT_DESC_PARAM_LARGE_UNIT_SIZE_M1	= 0x22,
+	UNIT_DESC_HPB_LU_MAX_ACTIVE_REGIONS	= 0x23,
+	UNIT_DESC_HPB_LU_PIN_REGION_START_OFFSET	= 0x25,
+	UNIT_DESC_HPB_LU_NUM_PIN_REGIONS	= 0x27,
 	UNIT_DESC_PARAM_WB_BUF_ALLOC_UNITS	= 0x29,
 };
 
@@ -235,6 +239,8 @@ enum device_desc_param {
 	DEVICE_DESC_PARAM_PSA_MAX_DATA		= 0x25,
 	DEVICE_DESC_PARAM_PSA_TMT		= 0x29,
 	DEVICE_DESC_PARAM_PRDCT_REV		= 0x2A,
+	DEVICE_DESC_PARAM_HPB_VER		= 0x40,
+	DEVICE_DESC_PARAM_HPB_CONTROL		= 0x42,
 	DEVICE_DESC_PARAM_EXT_UFS_FEATURE_SUP	= 0x4F,
 	DEVICE_DESC_PARAM_WB_PRESRV_USRSPC_EN	= 0x53,
 	DEVICE_DESC_PARAM_WB_TYPE		= 0x54,
@@ -283,6 +289,10 @@ enum geometry_desc_param {
 	GEOMETRY_DESC_PARAM_ENM4_MAX_NUM_UNITS	= 0x3E,
 	GEOMETRY_DESC_PARAM_ENM4_CAP_ADJ_FCTR	= 0x42,
 	GEOMETRY_DESC_PARAM_OPT_LOG_BLK_SIZE	= 0x44,
+	GEOMETRY_DESC_HPB_REGION_SIZE		= 0x48,
+	GEOMETRY_DESC_HPB_NUMBER_LU		= 0x49,
+	GEOMETRY_DESC_HPB_SUBREGION_SIZE	= 0x4A,
+	GEOMETRY_DESC_HPB_DEVICE_MAX_ACTIVE_REGIONS	= 0x4B,
 	GEOMETRY_DESC_PARAM_WB_MAX_ALLOC_UNITS	= 0x4F,
 	GEOMETRY_DESC_PARAM_WB_MAX_WB_LUNS	= 0x53,
 	GEOMETRY_DESC_PARAM_WB_BUFF_CAP_ADJ	= 0x54,
@@ -327,6 +337,7 @@ enum {
 
 /* Possible values for dExtendedUFSFeaturesSupport */
 enum {
+	UFS_DEV_HPB_SUPPORT		= BIT(7),
 	UFS_DEV_WRITE_BOOSTER_SUP	= BIT(8),
 };
 
@@ -537,6 +548,7 @@ struct ufs_dev_info {
 	u8 *model;
 	u16 wspecversion;
 	u32 clk_gating_wait_us;
+	u8 b_ufs_feature_sup;
 	u32 d_ext_ufs_feature_sup;
 	u8 b_wb_buffer_type;
 	u32 d_wb_alloc_units;

base-commit: 3145550a7f8b08356c8ff29feaa6c56aca12901d
-- 
2.17.1

  parent reply index

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20200623010201epcms2p11aebdf1fbc719b409968cba997507114@epcms2p1>
2020-06-23  1:02 ` [RFC PATCH v3 0/5] scsi: ufs: Add Host Performance Booster Support Daejun Park
     [not found]   ` <CGME20200623010201epcms2p11aebdf1fbc719b409968cba997507114@epcms2p5>
2020-06-23  3:50     ` Daejun Park [this message]
     [not found]   ` <CGME20200623010201epcms2p11aebdf1fbc719b409968cba997507114@epcms2p2>
2020-06-23  3:54     ` [RFC PATCH v3 2/5] scsi: ufs: Add UFS-feature layer Daejun Park
     [not found]   ` <CGME20200623010201epcms2p11aebdf1fbc719b409968cba997507114@epcms2p6>
2020-06-23  3:56     ` [RFC PATCH v3 3/5] scsi: ufs: Introduce HPB module Daejun Park
     [not found]   ` <CGME20200623010201epcms2p11aebdf1fbc719b409968cba997507114@epcms2p7>
2020-06-23  4:03     ` [RFC PATCH v3 4/5] scsi: ufs: L2P map management for HPB read Daejun Park
2020-06-24  9:08       ` Avri Altman
     [not found]       ` <CGME20200623010201epcms2p11aebdf1fbc719b409968cba997507114@epcms2p3>
2020-06-25  0:18         ` Daejun Park
2020-06-29  6:15         ` [RFC PATCH v3 0/5] scsi: ufs: Add Host Performance Booster Support Daejun Park
2020-06-29 11:25           ` Bean Huo
2020-06-28 12:26   ` Bean Huo
2020-06-29  5:24     ` Avri Altman
2020-06-29 10:53       ` Bean Huo
2020-06-29 11:06         ` Avri Altman
2020-06-29 11:39           ` Bean Huo
2020-06-29  5:17   ` Avri Altman
2020-06-23  4:23 ` [RFC PATCH v3 5/5] scsi: ufs: Prepare HPB read for cached sub-region Daejun Park
2020-06-30  1:05 ` [RFC PATCH v3 0/5] scsi: ufs: Add Host Performance Booster Support Daejun Park
2020-06-30  6:39   ` Avri Altman
2020-06-30 21:59     ` Bean Huo
2020-07-01  1:54     ` Alim Akhtar
2020-06-30 22:05   ` Bean Huo
2020-07-01  0:14 ` Daejun Park

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