4 files changed, 89 insertions, 4 deletions

diff --git a/include/scsi/sas.h b/include/scsi/sas.h
index 0d2607d12387..42a84ef42683 100644
--- a/include/scsi/sas.h
+++ b/include/scsi/sas.h
@@ -344,6 +344,43 @@ struct ssp_response_iu {
 	u8     sense_data[0];
 } __attribute__ ((packed));
 
+struct ssp_command_iu {
+	u8     lun[8];
+	u8     _r_a;
+
+	union {
+		struct {
+			u8  attr:3;
+			u8  prio:4;
+			u8  efb:1;
+		};
+		u8 efb_prio_attr;
+	};
+
+	u8    _r_b;
+
+	u8    _r_c:2;
+	u8    add_cdb_len:6;
+
+	u8    cdb[16];
+	u8    add_cdb[0];
+} __attribute__ ((packed));
+
+struct xfer_rdy_iu {
+	__be32 requested_offset;
+	__be32 write_data_len;
+	__be32 _r_a;
+} __attribute__ ((packed));
+
+struct ssp_tmf_iu {
+	u8     lun[8];
+	u16    _r_a;
+	u8     tmf;
+	u8     _r_b;
+	__be16 tag;
+	u8     _r_c[14];
+} __attribute__ ((packed));
+
 /* ---------- SMP ---------- */
 
 struct report_general_resp {
@@ -538,6 +575,43 @@ struct ssp_response_iu {
 	u8     sense_data[0];
 } __attribute__ ((packed));
 
+struct ssp_command_iu {
+	u8     lun[8];
+	u8     _r_a;
+
+	union {
+		struct {
+			u8  efb:1;
+			u8  prio:4;
+			u8  attr:3;
+		};
+		u8 efb_prio_attr;
+	};
+
+	u8    _r_b;
+
+	u8    add_cdb_len:6;
+	u8    _r_c:2;
+
+	u8    cdb[16];
+	u8    add_cdb[0];
+} __attribute__ ((packed));
+
+struct xfer_rdy_iu {
+	__be32 requested_offset;
+	__be32 write_data_len;
+	__be32 _r_a;
+} __attribute__ ((packed));
+
+struct ssp_tmf_iu {
+	u8     lun[8];
+	u16    _r_a;
+	u8     tmf;
+	u8     _r_b;
+	__be16 tag;
+	u8     _r_c[14];
+} __attribute__ ((packed));
+
 /* ---------- SMP ---------- */
 
 struct report_general_resp {
diff --git a/include/scsi/scsi_dbg.h b/include/scsi/scsi_dbg.h
index f8170e90b49d..56710e03101c 100644
--- a/include/scsi/scsi_dbg.h
+++ b/include/scsi/scsi_dbg.h
@@ -12,8 +12,6 @@ extern size_t __scsi_format_command(char *, size_t,
 				   const unsigned char *, size_t);
 extern void scsi_show_extd_sense(const struct scsi_device *, const char *,
 				 unsigned char, unsigned char);
-extern void scsi_show_sense_hdr(const struct scsi_device *, const char *,
-				const struct scsi_sense_hdr *);
 extern void scsi_print_sense_hdr(const struct scsi_device *, const char *,
 				 const struct scsi_sense_hdr *);
 extern void scsi_print_sense(const struct scsi_cmnd *);
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index fe89d7cd67b9..f63a16760ae9 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -109,6 +109,7 @@ struct scsi_device {
 	char type;
 	char scsi_level;
 	char inq_periph_qual;	/* PQ from INQUIRY data */	
+	struct mutex inquiry_mutex;
 	unsigned char inquiry_len;	/* valid bytes in 'inquiry' */
 	unsigned char * inquiry;	/* INQUIRY response data */
 	const char * vendor;		/* [back_compat] point into 'inquiry' ... */
@@ -117,9 +118,9 @@ struct scsi_device {
 
 #define SCSI_VPD_PG_LEN                255
 	int vpd_pg83_len;
-	unsigned char *vpd_pg83;
+	unsigned char __rcu *vpd_pg83;
 	int vpd_pg80_len;
-	unsigned char *vpd_pg80;
+	unsigned char __rcu *vpd_pg80;
 	unsigned char current_tag;	/* current tag */
 	struct scsi_target      *sdev_target;   /* used only for single_lun */
 
@@ -414,6 +415,8 @@ static inline int scsi_execute_req(struct scsi_device *sdev,
 }
 extern void sdev_disable_disk_events(struct scsi_device *sdev);
 extern void sdev_enable_disk_events(struct scsi_device *sdev);
+extern int scsi_vpd_lun_id(struct scsi_device *, char *, size_t);
+extern int scsi_vpd_tpg_id(struct scsi_device *, int *);
 
 #ifdef CONFIG_PM
 extern int scsi_autopm_get_device(struct scsi_device *);
diff --git a/include/scsi/scsi_transport_sas.h b/include/scsi/scsi_transport_sas.h
index 0bd71e2702e3..13c0b2ba1b6c 100644
--- a/include/scsi/scsi_transport_sas.h
+++ b/include/scsi/scsi_transport_sas.h
@@ -10,6 +10,15 @@ struct scsi_transport_template;
 struct sas_rphy;
 struct request;
 
+#if !IS_ENABLED(CONFIG_SCSI_SAS_ATTRS)
+static inline int is_sas_attached(struct scsi_device *sdev)
+{
+	return 0;
+}
+#else
+extern int is_sas_attached(struct scsi_device *sdev);
+#endif
+
 static inline int sas_protocol_ata(enum sas_protocol proto)
 {
 	return ((proto & SAS_PROTOCOL_SATA) ||
@@ -180,6 +189,7 @@ extern int sas_phy_add(struct sas_phy *);
 extern void sas_phy_delete(struct sas_phy *);
 extern int scsi_is_sas_phy(const struct device *);
 
+u64 sas_get_address(struct scsi_device *);
 unsigned int sas_tlr_supported(struct scsi_device *);
 unsigned int sas_is_tlr_enabled(struct scsi_device *);
 void sas_disable_tlr(struct scsi_device *);