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Commit cffe3ff3 authored by kwmad.kim@samsung.com's avatar kwmad.kim@samsung.com Committed by Martin K. Petersen
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scsi: ufs: add some definitions included in UFS HCI specification 



These would be used in the future in some specific drivers.

Signed-off-by: default avatarKiwoong Kim <kwmad.kim@samsung.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 45b7aef7

drivers/scsi/ufs/ufshci.h

+16 −0
Original line number Diff line number Diff line
@@ -157,6 +157,8 @@ enum { 
#define UTP_TRANSFER_REQ_LIST_READY		0x2

#define UTP_TASK_REQ_LIST_READY			0x4

#define UIC_COMMAND_READY			0x8

#define HOST_ERROR_INDICATOR			0x10

#define DEVICE_ERROR_INDICATOR			0x20

#define UIC_POWER_MODE_CHANGE_REQ_STATUS_MASK	UFS_MASK(0x7, 8)



#define UFSHCD_STATUS_READY	(UTP_TRANSFER_REQ_LIST_READY |\
@@ -185,6 +187,10 @@ enum { 
/* UECDL - Host UIC Error Code Data Link Layer 3Ch */

#define UIC_DATA_LINK_LAYER_ERROR		0x80000000

#define UIC_DATA_LINK_LAYER_ERROR_CODE_MASK	0x7FFF

#define UIC_DATA_LINK_LAYER_ERROR_TCX_REP_TIMER_EXP	0x2

#define UIC_DATA_LINK_LAYER_ERROR_AFCX_REQ_TIMER_EXP	0x4

#define UIC_DATA_LINK_LAYER_ERROR_FCX_PRO_TIMER_EXP	0x8

#define UIC_DATA_LINK_LAYER_ERROR_RX_BUF_OF	0x20

#define UIC_DATA_LINK_LAYER_ERROR_PA_INIT	0x2000

#define UIC_DATA_LINK_LAYER_ERROR_NAC_RECEIVED	0x0001

#define UIC_DATA_LINK_LAYER_ERROR_TCx_REPLAY_TIMEOUT 0x0002
@@ -192,10 +198,20 @@ enum { 
/* UECN - Host UIC Error Code Network Layer 40h */

#define UIC_NETWORK_LAYER_ERROR			0x80000000

#define UIC_NETWORK_LAYER_ERROR_CODE_MASK	0x7

#define UIC_NETWORK_UNSUPPORTED_HEADER_TYPE	0x1

#define UIC_NETWORK_BAD_DEVICEID_ENC		0x2

#define UIC_NETWORK_LHDR_TRAP_PACKET_DROPPING	0x4



/* UECT - Host UIC Error Code Transport Layer 44h */

#define UIC_TRANSPORT_LAYER_ERROR		0x80000000

#define UIC_TRANSPORT_LAYER_ERROR_CODE_MASK	0x7F

#define UIC_TRANSPORT_UNSUPPORTED_HEADER_TYPE	0x1

#define UIC_TRANSPORT_UNKNOWN_CPORTID		0x2

#define UIC_TRANSPORT_NO_CONNECTION_RX		0x4

#define UIC_TRANSPORT_CONTROLLED_SEGMENT_DROPPING	0x8

#define UIC_TRANSPORT_BAD_TC			0x10

#define UIC_TRANSPORT_E2E_CREDIT_OVERFOW	0x20

#define UIC_TRANSPORT_SAFETY_VALUE_DROPPING	0x40



/* UECDME - Host UIC Error Code DME 48h */

#define UIC_DME_ERROR			0x80000000