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-rw-r--r--include/scsi/iser.h2
-rw-r--r--include/scsi/libfc.h18
-rw-r--r--include/scsi/libfcoe.h25
-rw-r--r--include/scsi/libsas.h32
-rw-r--r--include/scsi/sas_ata.h6
-rw-r--r--include/scsi/scsi.h12
-rw-r--r--include/scsi/scsi_cmnd.h2
-rw-r--r--include/scsi/scsi_device.h49
-rw-r--r--include/scsi/scsi_driver.h5
-rw-r--r--include/scsi/scsi_host.h16
-rw-r--r--include/scsi/scsi_proto.h78
-rw-r--r--include/scsi/scsi_transport.h2
-rw-r--r--include/scsi/scsi_transport_fc.h6
-rw-r--r--include/scsi/scsi_transport_srp.h4
14 files changed, 230 insertions, 27 deletions
diff --git a/include/scsi/iser.h b/include/scsi/iser.h
index 2e678fa74eca..07a83bfa2b8e 100644
--- a/include/scsi/iser.h
+++ b/include/scsi/iser.h
@@ -63,7 +63,7 @@ struct iser_cm_hdr {
* @rsvd: reserved
* @write_stag: write rkey
* @write_va: write virtual address
- * @reaf_stag: read rkey
+ * @read_stag: read rkey
* @read_va: read virtual address
*/
struct iser_ctrl {
diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h
index eca6fd42d7f7..4a9b4169e081 100644
--- a/include/scsi/libfc.h
+++ b/include/scsi/libfc.h
@@ -44,11 +44,16 @@
* @LPORT_ST_DISABLED: Disabled
* @LPORT_ST_FLOGI: Fabric login (FLOGI) sent
* @LPORT_ST_DNS: Waiting for name server remote port to become ready
- * @LPORT_ST_RPN_ID: Register port name by ID (RPN_ID) sent
+ * @LPORT_ST_RNN_ID: Register port name by ID (RNN_ID) sent
+ * @LPORT_ST_RSNN_NN: Waiting for host symbolic node name
+ * @LPORT_ST_RSPN_ID: Waiting for host symbolic port name
* @LPORT_ST_RFT_ID: Register Fibre Channel types by ID (RFT_ID) sent
* @LPORT_ST_RFF_ID: Register FC-4 Features by ID (RFF_ID) sent
* @LPORT_ST_FDMI: Waiting for mgmt server rport to become ready
- * @LPORT_ST_RHBA:
+ * @LPORT_ST_RHBA: Register HBA
+ * @LPORT_ST_RPA: Register Port Attributes
+ * @LPORT_ST_DHBA: Deregister HBA
+ * @LPORT_ST_DPRT: Deregister Port
* @LPORT_ST_SCR: State Change Register (SCR) sent
* @LPORT_ST_READY: Ready for use
* @LPORT_ST_LOGO: Local port logout (LOGO) sent
@@ -183,7 +188,7 @@ struct fc_rport_libfc_priv {
* @r_a_tov: Resource allocation timeout value (in msec)
* @rp_mutex: The mutex that protects the remote port
* @retry_work: Handle for retries
- * @event_callback: Callback when READY, FAILED or LOGO states complete
+ * @lld_event_callback: Callback when READY, FAILED or LOGO states complete
* @prli_count: Count of open PRLI sessions in providers
* @rcu: Structure used for freeing in an RCU-safe manner
*/
@@ -289,6 +294,7 @@ struct fc_seq_els_data {
* @timer: The command timer
* @tm_done: Completion indicator
* @wait_for_comp: Indicator to wait for completion of the I/O (in jiffies)
+ * @timer_delay: FCP packet timer delay in jiffies
* @data_len: The length of the data
* @cdb_cmd: The CDB command
* @xfer_len: The transfer length
@@ -788,6 +794,8 @@ void fc_fc4_deregister_provider(enum fc_fh_type type, struct fc4_prov *);
/**
* fc_lport_test_ready() - Determine if a local port is in the READY state
* @lport: The local port to test
+ *
+ * Returns: %true if local port is in the READY state, %false otherwise
*/
static inline int fc_lport_test_ready(struct fc_lport *lport)
{
@@ -830,6 +838,8 @@ static inline void fc_lport_state_enter(struct fc_lport *lport,
/**
* fc_lport_init_stats() - Allocate per-CPU statistics for a local port
* @lport: The local port whose statistics are to be initialized
+ *
+ * Returns: %0 on success, %-ENOMEM on failure
*/
static inline int fc_lport_init_stats(struct fc_lport *lport)
{
@@ -851,6 +861,8 @@ static inline void fc_lport_free_stats(struct fc_lport *lport)
/**
* lport_priv() - Return the private data from a local port
* @lport: The local port whose private data is to be retrieved
+ *
+ * Returns: the local port's private data pointer
*/
static inline void *lport_priv(const struct fc_lport *lport)
{
diff --git a/include/scsi/libfcoe.h b/include/scsi/libfcoe.h
index 8300ef1a982e..3c5899290aed 100644
--- a/include/scsi/libfcoe.h
+++ b/include/scsi/libfcoe.h
@@ -157,7 +157,9 @@ struct fcoe_ctlr {
/**
* fcoe_ctlr_priv() - Return the private data from a fcoe_ctlr
- * @cltr: The fcoe_ctlr whose private data will be returned
+ * @ctlr: The fcoe_ctlr whose private data will be returned
+ *
+ * Returns: pointer to the private data
*/
static inline void *fcoe_ctlr_priv(const struct fcoe_ctlr *ctlr)
{
@@ -174,7 +176,6 @@ static inline void *fcoe_ctlr_priv(const struct fcoe_ctlr *ctlr)
* struct fcoe_fcf - Fibre-Channel Forwarder
* @list: list linkage
* @event_work: Work for FC Transport actions queue
- * @event: The event to be processed
* @fip: The controller that the FCF was discovered on
* @fcf_dev: The associated fcoe_fcf_device instance
* @time: system time (jiffies) when an advertisement was last received
@@ -188,6 +189,7 @@ static inline void *fcoe_ctlr_priv(const struct fcoe_ctlr *ctlr)
* @flogi_sent: current FLOGI sent to this FCF
* @flags: flags received from advertisement
* @fka_period: keep-alive period, in jiffies
+ * @fd_flags: no need for FKA from ENode
*
* A Fibre-Channel Forwarder (FCF) is the entity on the Ethernet that
* passes FCoE frames on to an FC fabric. This structure represents
@@ -222,6 +224,7 @@ struct fcoe_fcf {
/**
* struct fcoe_rport - VN2VN remote port
+ * @rdata: libfc remote port private data
* @time: time of create or last beacon packet received from node
* @fcoe_len: max FCoE frame size, not including VLAN or Ethernet headers
* @flags: flags from probe or claim
@@ -266,8 +269,10 @@ void fcoe_get_lesb(struct fc_lport *, struct fc_els_lesb *);
void fcoe_ctlr_get_lesb(struct fcoe_ctlr_device *ctlr_dev);
/**
- * is_fip_mode() - returns true if FIP mode selected.
+ * is_fip_mode() - test if FIP mode selected.
* @fip: FCoE controller.
+ *
+ * Returns: %true if FIP mode is selected
*/
static inline bool is_fip_mode(struct fcoe_ctlr *fip)
{
@@ -318,9 +323,10 @@ struct fcoe_transport {
* @kthread: The thread context (used by bnx2fc)
* @work: The work item (used by fcoe)
* @fcoe_rx_list: The queue of pending packets to process
- * @page: The memory page for calculating frame trailer CRCs
+ * @crc_eof_page: The memory page for calculating frame trailer CRCs
* @crc_eof_offset: The offset into the CRC page pointing to available
* memory for a new trailer
+ * @lock: local lock for members of this struct
*/
struct fcoe_percpu_s {
struct task_struct *kthread;
@@ -343,7 +349,8 @@ struct fcoe_percpu_s {
* @timer: The queue timer
* @destroy_work: Handle for work context
* (to prevent RTNL deadlocks)
- * @data_srt_addr: Source address for data
+ * @data_src_addr: Source address for data
+ * @get_netdev: function that returns a &net_device from @lport
*
* An instance of this structure is to be allocated along with the
* Scsi_Host and libfc fc_lport structures.
@@ -364,6 +371,8 @@ struct fcoe_port {
/**
* fcoe_get_netdev() - Return the net device associated with a local port
* @lport: The local port to get the net device from
+ *
+ * Returns: the &net_device associated with this @lport
*/
static inline struct net_device *fcoe_get_netdev(const struct fc_lport *lport)
{
@@ -383,8 +392,10 @@ void fcoe_fcf_get_selected(struct fcoe_fcf_device *);
void fcoe_ctlr_set_fip_mode(struct fcoe_ctlr_device *);
/**
- * struct netdev_list
- * A mapping from netdevice to fcoe_transport
+ * struct fcoe_netdev_mapping - A mapping from &net_device to &fcoe_transport
+ * @list: list linkage of the mappings
+ * @netdev: the &net_device
+ * @ft: the fcoe_transport associated with @netdev
*/
struct fcoe_netdev_mapping {
struct list_head list;
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index f5257103fdb6..1324068dd950 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -683,7 +683,8 @@ int sas_phy_reset(struct sas_phy *phy, int hard_reset);
int sas_phy_enable(struct sas_phy *phy, int enable);
extern int sas_queuecommand(struct Scsi_Host *, struct scsi_cmnd *);
extern int sas_target_alloc(struct scsi_target *);
-extern int sas_slave_configure(struct scsi_device *);
+int sas_device_configure(struct scsi_device *dev,
+ struct queue_limits *lim);
extern int sas_change_queue_depth(struct scsi_device *, int new_depth);
extern int sas_bios_param(struct scsi_device *, struct block_device *,
sector_t capacity, int *hsc);
@@ -726,4 +727,33 @@ void sas_notify_port_event(struct asd_sas_phy *phy, enum port_event event,
void sas_notify_phy_event(struct asd_sas_phy *phy, enum phy_event event,
gfp_t gfp_flags);
+#define __LIBSAS_SHT_BASE \
+ .module = THIS_MODULE, \
+ .name = DRV_NAME, \
+ .proc_name = DRV_NAME, \
+ .queuecommand = sas_queuecommand, \
+ .dma_need_drain = ata_scsi_dma_need_drain, \
+ .target_alloc = sas_target_alloc, \
+ .change_queue_depth = sas_change_queue_depth, \
+ .bios_param = sas_bios_param, \
+ .this_id = -1, \
+ .eh_device_reset_handler = sas_eh_device_reset_handler, \
+ .eh_target_reset_handler = sas_eh_target_reset_handler, \
+ .target_destroy = sas_target_destroy, \
+ .ioctl = sas_ioctl, \
+
+#ifdef CONFIG_COMPAT
+#define _LIBSAS_SHT_BASE __LIBSAS_SHT_BASE \
+ .compat_ioctl = sas_ioctl,
+#else
+#define _LIBSAS_SHT_BASE __LIBSAS_SHT_BASE
+#endif
+
+#define LIBSAS_SHT_BASE _LIBSAS_SHT_BASE \
+ .device_configure = sas_device_configure, \
+ .slave_alloc = sas_slave_alloc, \
+
+#define LIBSAS_SHT_BASE_NO_SLAVE_INIT _LIBSAS_SHT_BASE
+
+
#endif /* _SASLIB_H_ */
diff --git a/include/scsi/sas_ata.h b/include/scsi/sas_ata.h
index 2f8c719840a6..92e27e7bf088 100644
--- a/include/scsi/sas_ata.h
+++ b/include/scsi/sas_ata.h
@@ -39,6 +39,9 @@ int smp_ata_check_ready_type(struct ata_link *link);
int sas_discover_sata(struct domain_device *dev);
int sas_ata_add_dev(struct domain_device *parent, struct ex_phy *phy,
struct domain_device *child, int phy_id);
+
+extern const struct attribute_group sas_ata_sdev_attr_group;
+
#else
static inline void sas_ata_disabled_notice(void)
@@ -123,6 +126,9 @@ static inline int sas_ata_add_dev(struct domain_device *parent, struct ex_phy *p
sas_ata_disabled_notice();
return -ENODEV;
}
+
+#define sas_ata_sdev_attr_group ((struct attribute_group) {})
+
#endif
#endif /* _SAS_ATA_H_ */
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index 4498f845b112..96b350366670 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -7,8 +7,9 @@
#define _SCSI_SCSI_H
#include <linux/types.h>
-#include <linux/scatterlist.h>
-#include <linux/kernel.h>
+
+#include <asm/param.h>
+
#include <scsi/scsi_common.h>
#include <scsi/scsi_proto.h>
#include <scsi/scsi_status.h>
@@ -69,7 +70,7 @@ static inline int scsi_is_wlun(u64 lun)
* @status: the status passed up from the driver (including host and
* driver components)
*
- * This returns true if the status code is SAM_STAT_CHECK_CONDITION.
+ * Returns: %true if the status code is SAM_STAT_CHECK_CONDITION.
*/
static inline int scsi_status_is_check_condition(int status)
{
@@ -189,12 +190,13 @@ enum scsi_disposition {
/* Used to obtain the PCI location of a device */
#define SCSI_IOCTL_GET_PCI 0x5387
-/** scsi_status_is_good - check the status return.
+/**
+ * scsi_status_is_good - check the status return.
*
* @status: the status passed up from the driver (including host and
* driver components)
*
- * This returns true for known good conditions that may be treated as
+ * Returns: %true for known good conditions that may be treated as
* command completed normally
*/
static inline bool scsi_status_is_good(int status)
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 526def14e7fb..45c40d200154 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -353,6 +353,8 @@ static inline u8 get_host_byte(struct scsi_cmnd *cmd)
/**
* scsi_msg_to_host_byte() - translate message byte
+ * @cmd: the SCSI command
+ * @msg: the SCSI parallel message byte to translate
*
* Translate the SCSI parallel message byte to a matching
* host byte setting. A message of COMMAND_COMPLETE indicates
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index c38f4fe5e64c..9c540f5468eb 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -149,6 +149,7 @@ struct scsi_device {
struct scsi_vpd __rcu *vpd_pgb0;
struct scsi_vpd __rcu *vpd_pgb1;
struct scsi_vpd __rcu *vpd_pgb2;
+ struct scsi_vpd __rcu *vpd_pgb7;
struct scsi_target *sdev_target;
@@ -486,6 +487,52 @@ extern int scsi_is_sdev_device(const struct device *);
extern int scsi_is_target_device(const struct device *);
extern void scsi_sanitize_inquiry_string(unsigned char *s, int len);
+/*
+ * scsi_execute_cmd users can set scsi_failure.result to have
+ * scsi_check_passthrough fail/retry a command. scsi_failure.result can be a
+ * specific host byte or message code, or SCMD_FAILURE_RESULT_ANY can be used
+ * to match any host or message code.
+ */
+#define SCMD_FAILURE_RESULT_ANY 0x7fffffff
+/*
+ * Set scsi_failure.result to SCMD_FAILURE_STAT_ANY to fail/retry any failure
+ * scsi_status_is_good returns false for.
+ */
+#define SCMD_FAILURE_STAT_ANY 0xff
+/*
+ * The following can be set to the scsi_failure sense, asc and ascq fields to
+ * match on any sense, ASC, or ASCQ value.
+ */
+#define SCMD_FAILURE_SENSE_ANY 0xff
+#define SCMD_FAILURE_ASC_ANY 0xff
+#define SCMD_FAILURE_ASCQ_ANY 0xff
+/* Always retry a matching failure. */
+#define SCMD_FAILURE_NO_LIMIT -1
+
+struct scsi_failure {
+ int result;
+ u8 sense;
+ u8 asc;
+ u8 ascq;
+ /*
+ * Number of times scsi_execute_cmd will retry the failure. It does
+ * not count for the total_allowed.
+ */
+ s8 allowed;
+ /* Number of times the failure has been retried. */
+ s8 retries;
+};
+
+struct scsi_failures {
+ /*
+ * If a scsi_failure does not have a retry limit setup this limit will
+ * be used.
+ */
+ int total_allowed;
+ int total_retries;
+ struct scsi_failure *failure_definitions;
+};
+
/* Optional arguments to scsi_execute_cmd */
struct scsi_exec_args {
unsigned char *sense; /* sense buffer */
@@ -494,12 +541,14 @@ struct scsi_exec_args {
blk_mq_req_flags_t req_flags; /* BLK_MQ_REQ flags */
int scmd_flags; /* SCMD flags */
int *resid; /* residual length */
+ struct scsi_failures *failures; /* failures to retry */
};
int scsi_execute_cmd(struct scsi_device *sdev, const unsigned char *cmd,
blk_opf_t opf, void *buffer, unsigned int bufflen,
int timeout, int retries,
const struct scsi_exec_args *args);
+void scsi_failures_reset_retries(struct scsi_failures *failures);
extern void sdev_disable_disk_events(struct scsi_device *sdev);
extern void sdev_enable_disk_events(struct scsi_device *sdev);
diff --git a/include/scsi/scsi_driver.h b/include/scsi/scsi_driver.h
index 4ce1988b2ba0..c0e89996bdb3 100644
--- a/include/scsi/scsi_driver.h
+++ b/include/scsi/scsi_driver.h
@@ -12,6 +12,7 @@ struct request;
struct scsi_driver {
struct device_driver gendrv;
+ int (*resume)(struct device *);
void (*rescan)(struct device *);
blk_status_t (*init_command)(struct scsi_cmnd *);
void (*uninit_command)(struct scsi_cmnd *);
@@ -22,7 +23,9 @@ struct scsi_driver {
#define to_scsi_driver(drv) \
container_of((drv), struct scsi_driver, gendrv)
-extern int scsi_register_driver(struct device_driver *);
+#define scsi_register_driver(drv) \
+ __scsi_register_driver(drv, THIS_MODULE)
+int __scsi_register_driver(struct device_driver *, struct module *);
#define scsi_unregister_driver(drv) \
driver_unregister(drv);
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index 3b907fc2ef08..19a1c5c48935 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -211,7 +211,11 @@ struct scsi_host_template {
* up after yourself before returning non-0
*
* Status: OPTIONAL
+ *
+ * Note: slave_configure is the legacy version, use device_configure for
+ * all new code. A driver must never define both.
*/
+ int (* device_configure)(struct scsi_device *, struct queue_limits *lim);
int (* slave_configure)(struct scsi_device *);
/*
@@ -405,6 +409,8 @@ struct scsi_host_template {
*/
unsigned int max_segment_size;
+ unsigned int dma_alignment;
+
/*
* DMA scatter gather segment boundary limit. A segment crossing this
* boundary will be split in two.
@@ -497,9 +503,6 @@ struct scsi_host_template {
* scsi_netlink.h
*/
u64 vendor_id;
-
- /* Delay for runtime autosuspend */
- int rpm_autosuspend_delay;
};
/*
@@ -617,6 +620,7 @@ struct Scsi_Host {
unsigned int max_sectors;
unsigned int opt_sectors;
unsigned int max_segment_size;
+ unsigned int dma_alignment;
unsigned long dma_boundary;
unsigned long virt_boundary_mask;
/*
@@ -668,6 +672,8 @@ struct Scsi_Host {
/* The transport requires the LUN bits NOT to be stored in CDB[1] */
unsigned no_scsi2_lun_in_cdb:1;
+ unsigned no_highmem:1;
+
/*
* Optional work queue to be utilized by the transport
*/
@@ -713,6 +719,9 @@ struct Scsi_Host {
*/
struct device *dma_dev;
+ /* Delay for runtime autosuspend */
+ int rpm_autosuspend_delay;
+
/*
* We should ensure that this is aligned, both for better performance
* and also because some compilers (m68k) don't automatically force
@@ -767,6 +776,7 @@ scsi_template_proc_dir(const struct scsi_host_template *sht);
#define scsi_template_proc_dir(sht) NULL
#endif
extern void scsi_scan_host(struct Scsi_Host *);
+extern int scsi_resume_device(struct scsi_device *sdev);
extern int scsi_rescan_device(struct scsi_device *sdev);
extern void scsi_remove_host(struct Scsi_Host *);
extern struct Scsi_Host *scsi_host_get(struct Scsi_Host *);
diff --git a/include/scsi/scsi_proto.h b/include/scsi/scsi_proto.h
index 07d65c1f59db..843106e1109f 100644
--- a/include/scsi/scsi_proto.h
+++ b/include/scsi/scsi_proto.h
@@ -10,6 +10,7 @@
#ifndef _SCSI_PROTO_H_
#define _SCSI_PROTO_H_
+#include <linux/build_bug.h>
#include <linux/types.h>
/*
@@ -126,6 +127,7 @@
#define SAI_READ_CAPACITY_16 0x10
#define SAI_GET_LBA_STATUS 0x12
#define SAI_REPORT_REFERRALS 0x13
+#define SAI_GET_STREAM_STATUS 0x16
/* values for maintenance in */
#define MI_REPORT_IDENTIFYING_INFORMATION 0x05
#define MI_REPORT_TARGET_PGS 0x0a
@@ -275,6 +277,82 @@ struct scsi_lun {
__u8 scsi_lun[8];
};
+/* SBC-5 IO advice hints group descriptor */
+struct scsi_io_group_descriptor {
+#if defined(__BIG_ENDIAN)
+ u8 io_advice_hints_mode: 2;
+ u8 reserved1: 3;
+ u8 st_enble: 1;
+ u8 cs_enble: 1;
+ u8 ic_enable: 1;
+#elif defined(__LITTLE_ENDIAN)
+ u8 ic_enable: 1;
+ u8 cs_enble: 1;
+ u8 st_enble: 1;
+ u8 reserved1: 3;
+ u8 io_advice_hints_mode: 2;
+#else
+#error
+#endif
+ u8 reserved2[3];
+ /* Logical block markup descriptor */
+#if defined(__BIG_ENDIAN)
+ u8 acdlu: 1;
+ u8 reserved3: 1;
+ u8 rlbsr: 2;
+ u8 lbm_descriptor_type: 4;
+#elif defined(__LITTLE_ENDIAN)
+ u8 lbm_descriptor_type: 4;
+ u8 rlbsr: 2;
+ u8 reserved3: 1;
+ u8 acdlu: 1;
+#else
+#error
+#endif
+ u8 params[2];
+ u8 reserved4;
+ u8 reserved5[8];
+};
+
+static_assert(sizeof(struct scsi_io_group_descriptor) == 16);
+
+/* SCSI stream status descriptor */
+struct scsi_stream_status {
+#if defined(__BIG_ENDIAN)
+ u8 perm: 1;
+ u8 reserved1: 7;
+#elif defined(__LITTLE_ENDIAN)
+ u8 reserved1: 7;
+ u8 perm: 1;
+#else
+#error
+#endif
+ u8 reserved2;
+ __be16 stream_identifier;
+#if defined(__BIG_ENDIAN)
+ u8 reserved3: 2;
+ u8 rel_lifetime: 6;
+#elif defined(__LITTLE_ENDIAN)
+ u8 rel_lifetime: 6;
+ u8 reserved3: 2;
+#else
+#error
+#endif
+ u8 reserved4[3];
+};
+
+static_assert(sizeof(struct scsi_stream_status) == 8);
+
+/* GET STREAM STATUS parameter data */
+struct scsi_stream_status_header {
+ __be32 len; /* length in bytes of stream_status[] array. */
+ u16 reserved;
+ __be16 number_of_open_streams;
+ DECLARE_FLEX_ARRAY(struct scsi_stream_status, stream_status);
+};
+
+static_assert(sizeof(struct scsi_stream_status_header) == 8);
+
/* SPC asymmetric access states */
#define SCSI_ACCESS_STATE_OPTIMAL 0x00
#define SCSI_ACCESS_STATE_ACTIVE 0x01
diff --git a/include/scsi/scsi_transport.h b/include/scsi/scsi_transport.h
index a0458bda3148..1394cf313bb3 100644
--- a/include/scsi/scsi_transport.h
+++ b/include/scsi/scsi_transport.h
@@ -83,6 +83,6 @@ scsi_transport_device_data(struct scsi_device *sdev)
+ shost->transportt->device_private_offset;
}
-void __scsi_init_queue(struct Scsi_Host *shost, struct request_queue *q);
+void scsi_init_limits(struct Scsi_Host *shost, struct queue_limits *lim);
#endif /* SCSI_TRANSPORT_H */
diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h
index 483513c57597..4b884b8013e0 100644
--- a/include/scsi/scsi_transport_fc.h
+++ b/include/scsi/scsi_transport_fc.h
@@ -709,6 +709,7 @@ struct fc_function_template {
int (*vport_delete)(struct fc_vport *);
/* bsg support */
+ u32 max_bsg_segments;
int (*bsg_request)(struct bsg_job *);
int (*bsg_timeout)(struct bsg_job *);
@@ -770,10 +771,9 @@ struct fc_function_template {
/**
* fc_remote_port_chkready - called to validate the remote port state
* prior to initiating io to the port.
- *
- * Returns a scsi result code that can be returned by the LLDD.
- *
* @rport: remote port to be checked
+ *
+ * Returns: a scsi result code that can be returned by the LLDD.
**/
static inline int
fc_remote_port_chkready(struct fc_rport *rport)
diff --git a/include/scsi/scsi_transport_srp.h b/include/scsi/scsi_transport_srp.h
index dfc78aa112ad..5b70b538447e 100644
--- a/include/scsi/scsi_transport_srp.h
+++ b/include/scsi/scsi_transport_srp.h
@@ -74,7 +74,7 @@ struct srp_rport {
};
/**
- * struct srp_function_template
+ * struct srp_function_template - template for SRP initiator drivers
*
* Fields that are only relevant for SRP initiator drivers:
* @has_rport_state: Whether or not to create the state, fast_io_fail_tmo and
@@ -124,7 +124,7 @@ enum scsi_timeout_action srp_timed_out(struct scsi_cmnd *scmd);
* srp_chkready() - evaluate the transport layer state before I/O
* @rport: SRP target port pointer.
*
- * Returns a SCSI result code that can be returned by the LLD queuecommand()
+ * Returns: a SCSI result code that can be returned by the LLD queuecommand()
* implementation. The role of this function is similar to that of
* fc_remote_port_chkready().
*/
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