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Commit c8f74892 authored by Brian King's avatar Brian King Committed by James Bottomley
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[SCSI] ipr: Handle device autosense 



Some newer ipr adapters are capable of returning autosense from
devices that support it. This patch adds the data structures for
the autosense buffer.

Signed-off-by: default avatarBrian King <brking@us.ibm.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent 32d29776

drivers/scsi/ipr.h

+12 −6
Original line number Diff line number Diff line
@@ -403,23 +403,26 @@ struct ipr_ioadl_desc { 
struct ipr_ioasa_vset {

	__be32 failing_lba_hi;

	__be32 failing_lba_lo;

	__be32 ioa_data[22];

	__be32 reserved;

}__attribute__((packed, aligned (4)));



struct ipr_ioasa_af_dasd {

	__be32 failing_lba;

	__be32 reserved[2];

}__attribute__((packed, aligned (4)));



struct ipr_ioasa_gpdd {

	u8 end_state;

	u8 bus_phase;

	__be16 reserved;

	__be32 ioa_data[23];

	__be32 ioa_data[2];

}__attribute__((packed, aligned (4)));



struct ipr_ioasa_raw {

	__be32 ioa_data[24];

}__attribute__((packed, aligned (4)));

struct ipr_auto_sense {

	__be16 auto_sense_len;

	__be16 ioa_data_len;

	__be32 data[SCSI_SENSE_BUFFERSIZE/sizeof(__be32)];

};



struct ipr_ioasa {

	__be32 ioasc;
@@ -446,6 +449,8 @@ struct ipr_ioasa { 
	__be32 fd_res_handle;



	__be32 ioasc_specific;	/* status code specific field */

#define IPR_ADDITIONAL_STATUS_FMT		0x80000000

#define IPR_AUTOSENSE_VALID			0x40000000

#define IPR_IOASC_SPECIFIC_MASK		0x00ffffff

#define IPR_FIELD_POINTER_VALID		(0x80000000 >> 8)

#define IPR_FIELD_POINTER_MASK		0x0000ffff
@@ -454,8 +459,9 @@ struct ipr_ioasa { 
		struct ipr_ioasa_vset vset;

		struct ipr_ioasa_af_dasd dasd;

		struct ipr_ioasa_gpdd gpdd;

		struct ipr_ioasa_raw raw;

	} u;



	struct ipr_auto_sense auto_sense;

}__attribute__((packed, aligned (4)));



struct ipr_mode_parm_hdr {