[RESENT PATCH RFC v3 4/5] scsi: ufs: add unit and geometry parameters for HPB

From: huobean
Date: Mon May 04 2020 - 10:21:15 EST


From: Bean Huo <beanhuo@xxxxxxxxxx>

Add HPB related parameters introduced in Unit Descriptor and
Geometry Descriptor.

Signed-off-by: Bean Huo <beanhuo@xxxxxxxxxx>
---
drivers/scsi/ufs/ufs.h | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h
index 1f2d4b4950b8..6210e489d2ce 100644
--- a/drivers/scsi/ufs/ufs.h
+++ b/drivers/scsi/ufs/ufs.h
@@ -219,6 +219,9 @@ 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_PARAM_HPB_MAX_ACTIVE_REGIONS = 0x23,
+ UNIT_DESC_PARAM_HPB_PIN_REGION_START_OFFSET = 0x25,
+ UNIT_DESC_PARAM_HPB_NUM_PIN_REGIONS = 0x27,
};

/* Device descriptor parameters offsets in bytes*/
@@ -304,6 +307,10 @@ 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_PARAM_HPB_REGION_SIZE = 0x48,
+ GEOMETRY_DESC_PARAM_HPB_NUMBER_LU = 0x49,
+ GEOMETRY_DESC_PARAM_HPB_SUBREGION_SIZE = 0x4A,
+ GEOMETRY_DESC_PARAM_HPB_MAX_ACTIVE_REGIONS = 0x4B,
};

/* Health descriptor parameters offsets in bytes*/
--
2.17.1