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Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

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* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (200 commits)
  [SCSI] usbstorage: use last_sector_bug flag universally
  [SCSI] libsas: abstract STP task status into a function
  [SCSI] ultrastor: clean up inline asm warnings
  [SCSI] aic7xxx: fix firmware build
  [SCSI] aacraid: fib context lock for management ioctls
  [SCSI] ch: remove forward declarations
  [SCSI] ch: fix device minor number management bug
  [SCSI] ch: handle class_device_create failure properly
  [SCSI] NCR5380: fix section mismatch
  [SCSI] sg: fix /proc/scsi/sg/devices when no SCSI devices
  [SCSI] IB/iSER: add logical unit reset support
  [SCSI] don't use __GFP_DMA for sense buffers if not required
  [SCSI] use dynamically allocated sense buffer
  [SCSI] scsi.h: add macro for enclosure bit of inquiry data
  [SCSI] sd: add fix for devices with last sector access problems
  [SCSI] fix pcmcia compile problem
  [SCSI] aacraid: add Voodoo Lite class of cards.
  [SCSI] aacraid: add new driver features flags
  [SCSI] qla2xxx: Update version number to 8.02.00-k7.
  [SCSI] qla2xxx: Issue correct MBC_INITIALIZE_FIRMWARE command.
  ...
This commit is contained in:
Linus Torvalds
2008-01-25 17:19:08 -08:00
parent 50d9a12624 23c3e290fb
commit 9b73e76f3c
210 changed files with 10606 additions and 9106 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
include/linux/attribute_container.h
View File

@@ -17,6 +17,7 @@ struct attribute_container {
struct list_head node;
struct klist containers;
struct class *class;
struct attribute_group *grp;
struct class_device_attribute **attrs;
int (*match)(struct attribute_container *, struct device *);
#define ATTRIBUTE_CONTAINER_NO_CLASSDEVS 0x01

1
include/linux/blkdev.h
View File

@@ -765,6 +765,7 @@ extern void blk_queue_segment_boundary(struct request_queue *, unsigned long);
extern void blk_queue_prep_rq(struct request_queue *, prep_rq_fn *pfn);
extern void blk_queue_merge_bvec(struct request_queue *, merge_bvec_fn *);
extern void blk_queue_dma_alignment(struct request_queue *, int);
extern void blk_queue_update_dma_alignment(struct request_queue *, int);
extern void blk_queue_softirq_done(struct request_queue *, softirq_done_fn *);
extern struct backing_dev_info *blk_get_backing_dev_info(struct block_device *bdev);
extern int blk_queue_ordered(struct request_queue *, unsigned, prepare_flush_fn *);

2
include/linux/sysfs.h
View File

@@ -32,6 +32,8 @@ struct attribute {
struct attribute_group {
const char *name;
int (*is_visible)(struct kobject *,
struct attribute *, int);
struct attribute **attrs;
};

20
include/scsi/iscsi_if.h
View File

@@ -49,12 +49,15 @@ enum iscsi_uevent_e {
ISCSI_UEVENT_TGT_DSCVR = UEVENT_BASE + 15,
ISCSI_UEVENT_SET_HOST_PARAM = UEVENT_BASE + 16,
ISCSI_UEVENT_UNBIND_SESSION = UEVENT_BASE + 17,
/* up events */
ISCSI_KEVENT_RECV_PDU = KEVENT_BASE + 1,
ISCSI_KEVENT_CONN_ERROR = KEVENT_BASE + 2,
ISCSI_KEVENT_IF_ERROR = KEVENT_BASE + 3,
ISCSI_KEVENT_DESTROY_SESSION = KEVENT_BASE + 4,
ISCSI_KEVENT_UNBIND_SESSION = KEVENT_BASE + 5,
ISCSI_KEVENT_CREATE_SESSION = KEVENT_BASE + 6,
};
enum iscsi_tgt_dscvr {
@@ -156,6 +159,10 @@ struct iscsi_uevent {
uint32_t sid;
uint32_t cid;
} c_conn_ret;
struct msg_unbind_session {
uint32_t sid;
uint32_t host_no;
} unbind_session;
struct msg_recv_req {
uint32_t sid;
uint32_t cid;
@@ -236,6 +243,13 @@ enum iscsi_param {
ISCSI_PARAM_PASSWORD,
ISCSI_PARAM_PASSWORD_IN,
ISCSI_PARAM_FAST_ABORT,
ISCSI_PARAM_ABORT_TMO,
ISCSI_PARAM_LU_RESET_TMO,
ISCSI_PARAM_HOST_RESET_TMO,
ISCSI_PARAM_PING_TMO,
ISCSI_PARAM_RECV_TMO,
/* must always be last */
ISCSI_PARAM_MAX,
};
@@ -266,6 +280,12 @@ enum iscsi_param {
#define ISCSI_USERNAME_IN (1 << ISCSI_PARAM_USERNAME_IN)
#define ISCSI_PASSWORD (1 << ISCSI_PARAM_PASSWORD)
#define ISCSI_PASSWORD_IN (1 << ISCSI_PARAM_PASSWORD_IN)
#define ISCSI_FAST_ABORT (1 << ISCSI_PARAM_FAST_ABORT)
#define ISCSI_ABORT_TMO (1 << ISCSI_PARAM_ABORT_TMO)
#define ISCSI_LU_RESET_TMO (1 << ISCSI_PARAM_LU_RESET_TMO)
#define ISCSI_HOST_RESET_TMO (1 << ISCSI_PARAM_HOST_RESET_TMO)
#define ISCSI_PING_TMO (1 << ISCSI_PARAM_PING_TMO)
#define ISCSI_RECV_TMO (1 << ISCSI_PARAM_RECV_TMO)
/* iSCSI HBA params */
enum iscsi_host_param {

14
include/scsi/iscsi_proto.h
View File

@@ -21,13 +21,15 @@
#ifndef ISCSI_PROTO_H
#define ISCSI_PROTO_H
#include <linux/types.h>
#define ISCSI_DRAFT20_VERSION 0x00
/* default iSCSI listen port for incoming connections */
#define ISCSI_LISTEN_PORT 3260
/* Padding word length */
#define PAD_WORD_LEN 4
#define ISCSI_PAD_LEN 4
/*
* useful common(control and data pathes) macro
@@ -147,6 +149,14 @@ struct iscsi_rlength_ahdr {
__be32 read_length;
};
/* Extended CDB AHS */
struct iscsi_ecdb_ahdr {
__be16 ahslength; /* CDB length - 15, including reserved byte */
uint8_t ahstype;
uint8_t reserved;
uint8_t ecdb[260 - 16]; /* 4-byte aligned extended CDB spillover */
};
/* SCSI Response Header */
struct iscsi_cmd_rsp {
uint8_t opcode;
@@ -600,6 +610,8 @@ struct iscsi_reject {
#define ISCSI_MIN_MAX_BURST_LEN 512
#define ISCSI_MAX_MAX_BURST_LEN 16777215
#define ISCSI_DEF_TIME2WAIT 2
/************************* RFC 3720 End *****************************/
#endif /* ISCSI_PROTO_H */

82
include/scsi/libiscsi.h
View File

@@ -57,11 +57,14 @@ struct iscsi_nopin;
#define ISCSI_MAX_CMD_PER_LUN 128
/* Task Mgmt states */
#define TMABORT_INITIAL 0x0
#define TMABORT_SUCCESS 0x1
#define TMABORT_FAILED 0x2
#define TMABORT_TIMEDOUT 0x3
#define TMABORT_NOT_FOUND 0x4
enum {
TMF_INITIAL,
TMF_QUEUED,
TMF_SUCCESS,
TMF_FAILED,
TMF_TIMEDOUT,
TMF_NOT_FOUND,
};
/* Connection suspend "bit" */
#define ISCSI_SUSPEND_BIT 1
@@ -74,6 +77,13 @@ struct iscsi_nopin;
#define ISCSI_ADDRESS_BUF_LEN 64
enum {
/* this is the maximum possible storage for AHSs */
ISCSI_MAX_AHS_SIZE = sizeof(struct iscsi_ecdb_ahdr) +
sizeof(struct iscsi_rlength_ahdr),
ISCSI_DIGEST_SIZE = sizeof(__u32),
};
struct iscsi_mgmt_task {
/*
* Becuae LLDs allocate their hdr differently, this is a pointer to
@@ -91,15 +101,17 @@ enum {
ISCSI_TASK_COMPLETED,
ISCSI_TASK_PENDING,
ISCSI_TASK_RUNNING,
ISCSI_TASK_ABORTING,
};
struct iscsi_cmd_task {
/*
* Becuae LLDs allocate their hdr differently, this is a pointer to
* that storage. It must be setup at session creation time.
* Because LLDs allocate their hdr differently, this is a pointer
* and length to that storage. It must be setup at session
* creation time.
*/
struct iscsi_cmd *hdr;
unsigned short hdr_max;
unsigned short hdr_len; /* accumulated size of hdr used */
int itt; /* this ITT */
uint32_t unsol_datasn;
@@ -110,7 +122,6 @@ struct iscsi_cmd_task {
unsigned data_count; /* remaining Data-Out */
struct scsi_cmnd *sc; /* associated SCSI cmd*/
struct iscsi_conn *conn; /* used connection */
struct iscsi_mgmt_task *mtask; /* tmf mtask in progr */
/* state set/tested under session->lock */
int state;
@@ -119,6 +130,11 @@ struct iscsi_cmd_task {
void *dd_data; /* driver/transport data */
};
static inline void* iscsi_next_hdr(struct iscsi_cmd_task *ctask)
{
return (void*)ctask->hdr + ctask->hdr_len;
}
struct iscsi_conn {
struct iscsi_cls_conn *cls_conn; /* ptr to class connection */
void *dd_data; /* iscsi_transport data */
@@ -132,6 +148,12 @@ struct iscsi_conn {
* conn_stop() flag: stop to recover, stop to terminate
*/
int stop_stage;
struct timer_list transport_timer;
unsigned long last_recv;
unsigned long last_ping;
int ping_timeout;
int recv_timeout;
struct iscsi_mgmt_task *ping_mtask;
/* iSCSI connection-wide sequencing */
uint32_t exp_statsn;
@@ -152,10 +174,11 @@ struct iscsi_conn {
struct iscsi_cmd_task *ctask; /* xmit ctask in progress */
/* xmit */
struct kfifo *mgmtqueue; /* mgmt (control) xmit queue */
struct list_head mgmtqueue; /* mgmt (control) xmit queue */
struct list_head mgmt_run_list; /* list of control tasks */
struct list_head xmitqueue; /* data-path cmd queue */
struct list_head run_list; /* list of cmds in progress */
struct list_head requeue; /* tasks needing another run */
struct work_struct xmitwork; /* per-conn. xmit workqueue */
unsigned long suspend_tx; /* suspend Tx */
unsigned long suspend_rx; /* suspend Rx */
@@ -163,8 +186,8 @@ struct iscsi_conn {
/* abort */
wait_queue_head_t ehwait; /* used in eh_abort() */
struct iscsi_tm tmhdr;
struct timer_list tmabort_timer;
int tmabort_state; /* see TMABORT_INITIAL, etc.*/
struct timer_list tmf_timer;
int tmf_state; /* see TMF_INITIAL, etc.*/
/* negotiated params */
unsigned max_recv_dlength; /* initiator_max_recv_dsl*/
@@ -198,7 +221,7 @@ struct iscsi_conn {
uint32_t eh_abort_cnt;
};
struct iscsi_queue {
struct iscsi_pool {
struct kfifo *queue; /* FIFO Queue */
void **pool; /* Pool of elements */
int max; /* Max number of elements */
@@ -221,6 +244,8 @@ struct iscsi_session {
uint32_t queued_cmdsn;
/* configuration */
int abort_timeout;
int lu_reset_timeout;
int initial_r2t_en;
unsigned max_r2t;
int imm_data_en;
@@ -231,6 +256,7 @@ struct iscsi_session {
int pdu_inorder_en;
int dataseq_inorder_en;
int erl;
int fast_abort;
int tpgt;
char *username;
char *username_in;
@@ -256,10 +282,10 @@ struct iscsi_session {
int cmds_max; /* size of cmds array */
struct iscsi_cmd_task **cmds; /* Original Cmds arr */
struct iscsi_queue cmdpool; /* PDU's pool */
struct iscsi_pool cmdpool; /* PDU's pool */
int mgmtpool_max; /* size of mgmt array */
struct iscsi_mgmt_task **mgmt_cmds; /* Original mgmt arr */
struct iscsi_queue mgmtpool; /* Mgmt PDU's pool */
struct iscsi_pool mgmtpool; /* Mgmt PDU's pool */
};
/*
@@ -268,6 +294,7 @@ struct iscsi_session {
extern int iscsi_change_queue_depth(struct scsi_device *sdev, int depth);
extern int iscsi_eh_abort(struct scsi_cmnd *sc);
extern int iscsi_eh_host_reset(struct scsi_cmnd *sc);
extern int iscsi_eh_device_reset(struct scsi_cmnd *sc);
extern int iscsi_queuecommand(struct scsi_cmnd *sc,
void (*done)(struct scsi_cmnd *));
@@ -326,11 +353,32 @@ extern int __iscsi_complete_pdu(struct iscsi_conn *, struct iscsi_hdr *,
char *, int);
extern int iscsi_verify_itt(struct iscsi_conn *, struct iscsi_hdr *,
uint32_t *);
extern void iscsi_requeue_ctask(struct iscsi_cmd_task *ctask);
extern void iscsi_free_mgmt_task(struct iscsi_conn *conn,
struct iscsi_mgmt_task *mtask);
/*
* generic helpers
*/
extern void iscsi_pool_free(struct iscsi_queue *, void **);
extern int iscsi_pool_init(struct iscsi_queue *, int, void ***, int);
extern void iscsi_pool_free(struct iscsi_pool *);
extern int iscsi_pool_init(struct iscsi_pool *, int, void ***, int);
/*
* inline functions to deal with padding.
*/
static inline unsigned int
iscsi_padded(unsigned int len)
{
return (len + ISCSI_PAD_LEN - 1) & ~(ISCSI_PAD_LEN - 1);
}
static inline unsigned int
iscsi_padding(unsigned int len)
{
len &= (ISCSI_PAD_LEN - 1);
if (len)
len = ISCSI_PAD_LEN - len;
return len;
}
#endif

28
include/scsi/libsas.h
View File

@@ -91,8 +91,6 @@ enum discover_event {
/* ---------- Expander Devices ---------- */
#define ETASK 0xFA
#define to_dom_device(_obj) container_of(_obj, struct domain_device, dev_obj)
#define to_dev_attr(_attr) container_of(_attr, struct domain_dev_attribute,\
attr)
@@ -122,8 +120,8 @@ struct ex_phy {
u8 attached_sata_dev:1;
u8 attached_sata_ps:1;
enum sas_proto attached_tproto;
enum sas_proto attached_iproto;
enum sas_protocol attached_tproto;
enum sas_protocol attached_iproto;
u8 attached_sas_addr[SAS_ADDR_SIZE];
u8 attached_phy_id;
@@ -191,8 +189,8 @@ struct domain_device {
struct list_head dev_list_node;
enum sas_proto iproto;
enum sas_proto tproto;
enum sas_protocol iproto;
enum sas_protocol tproto;
struct sas_rphy *rphy;
@@ -245,8 +243,8 @@ struct asd_sas_port {
enum sas_class class;
u8 sas_addr[SAS_ADDR_SIZE];
u8 attached_sas_addr[SAS_ADDR_SIZE];
enum sas_proto iproto;
enum sas_proto tproto;
enum sas_protocol iproto;
enum sas_protocol tproto;
enum sas_oob_mode oob_mode;
@@ -289,8 +287,8 @@ struct asd_sas_phy {
int id; /* must be set */
enum sas_class class;
enum sas_proto iproto;
enum sas_proto tproto;
enum sas_protocol iproto;
enum sas_protocol tproto;
enum sas_phy_type type;
enum sas_phy_role role;
@@ -537,7 +535,7 @@ struct sas_task {
spinlock_t task_state_lock;
unsigned task_state_flags;
enum sas_proto task_proto;
enum sas_protocol task_proto;
/* Used by the discovery code. */
struct timer_list timer;
@@ -563,7 +561,7 @@ struct sas_task {
struct work_struct abort_work;
};
extern struct kmem_cache *sas_task_cache;
#define SAS_TASK_STATE_PENDING 1
#define SAS_TASK_STATE_DONE 2
@@ -573,7 +571,6 @@ struct sas_task {
static inline struct sas_task *sas_alloc_task(gfp_t flags)
{
extern struct kmem_cache *sas_task_cache;
struct sas_task *task = kmem_cache_zalloc(sas_task_cache, flags);
if (task) {
@@ -590,7 +587,6 @@ static inline struct sas_task *sas_alloc_task(gfp_t flags)
static inline void sas_free_task(struct sas_task *task)
{
if (task) {
extern struct kmem_cache *sas_task_cache;
BUG_ON(!list_empty(&task->list));
kmem_cache_free(sas_task_cache, task);
}
@@ -676,4 +672,8 @@ extern int sas_ioctl(struct scsi_device *sdev, int cmd, void __user *arg);
extern int sas_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy,
struct request *req);
extern void sas_ssp_task_response(struct device *dev, struct sas_task *task,
struct ssp_response_iu *iu);
#endif /* _SASLIB_H_ */

13
include/scsi/sas.h
View File

@@ -102,13 +102,12 @@ enum sas_dev_type {
SATA_PM_PORT= 8,
};
/* Partly from IDENTIFY address frame. */
enum sas_proto {
SATA_PROTO = 1,
SAS_PROTO_SMP = 2, /* protocol */
SAS_PROTO_STP = 4, /* protocol */
SAS_PROTO_SSP = 8, /* protocol */
SAS_PROTO_ALL = 0xE,
enum sas_protocol {
SAS_PROTOCOL_SATA = 0x01,
SAS_PROTOCOL_SMP = 0x02,
SAS_PROTOCOL_STP = 0x04,
SAS_PROTOCOL_SSP = 0x08,
SAS_PROTOCOL_ALL = 0x0E,
};
/* From the spec; local phys only */

2
include/scsi/scsi_cmnd.h
View File

@@ -88,7 +88,7 @@ struct scsi_cmnd {
working on */
#define SCSI_SENSE_BUFFERSIZE 96
unsigned char sense_buffer[SCSI_SENSE_BUFFERSIZE];
unsigned char *sense_buffer;
/* obtained by REQUEST SENSE when
* CHECK CONDITION is received on original
* command (auto-sense) */

13
include/scsi/scsi_device.h
View File

@@ -122,9 +122,6 @@ struct scsi_device {
unsigned tagged_supported:1; /* Supports SCSI-II tagged queuing */
unsigned simple_tags:1; /* simple queue tag messages are enabled */
unsigned ordered_tags:1;/* ordered queue tag messages are enabled */
unsigned single_lun:1; /* Indicates we should only allow I/O to
* one of the luns for the device at a
* time. */
unsigned was_reset:1; /* There was a bus reset on the bus for
* this device */
unsigned expecting_cc_ua:1; /* Expecting a CHECK_CONDITION/UNIT_ATTN
@@ -142,6 +139,7 @@ struct scsi_device {
unsigned fix_capacity:1; /* READ_CAPACITY is too high by 1 */
unsigned guess_capacity:1; /* READ_CAPACITY might be too high by 1 */
unsigned retry_hwerror:1; /* Retry HARDWARE_ERROR */
unsigned last_sector_bug:1; /* Always read last sector in a 1 sector read */
DECLARE_BITMAP(supported_events, SDEV_EVT_MAXBITS); /* supported events */
struct list_head event_list; /* asserted events */
@@ -202,6 +200,9 @@ struct scsi_target {
unsigned int id; /* target id ... replace
* scsi_device.id eventually */
unsigned int create:1; /* signal that it needs to be added */
unsigned int single_lun:1; /* Indicates we should only
* allow I/O to one of the luns
* for the device at a time. */
unsigned int pdt_1f_for_no_lun; /* PDT = 0x1f */
/* means no lun present */
@@ -295,7 +296,7 @@ extern int scsi_mode_select(struct scsi_device *sdev, int pf, int sp,
struct scsi_mode_data *data,
struct scsi_sense_hdr *);
extern int scsi_test_unit_ready(struct scsi_device *sdev, int timeout,
int retries);
int retries, struct scsi_sense_hdr *sshdr);
extern int scsi_device_set_state(struct scsi_device *sdev,
enum scsi_device_state state);
extern struct scsi_event *sdev_evt_alloc(enum scsi_device_event evt_type,
@@ -386,6 +387,10 @@ static inline int scsi_device_qas(struct scsi_device *sdev)
return 0;
return sdev->inquiry[56] & 0x02;
}
static inline int scsi_device_enclosure(struct scsi_device *sdev)
{
return sdev->inquiry[6] & (1<<6);
}
#define MODULE_ALIAS_SCSI_DEVICE(type) \
MODULE_ALIAS("scsi:t-" __stringify(type) "*")

10
include/scsi/scsi_transport_iscsi.h
View File

@@ -118,7 +118,7 @@ struct iscsi_transport {
char *data, uint32_t data_size);
void (*get_stats) (struct iscsi_cls_conn *conn,
struct iscsi_stats *stats);
void (*init_cmd_task) (struct iscsi_cmd_task *ctask);
int (*init_cmd_task) (struct iscsi_cmd_task *ctask);
void (*init_mgmt_task) (struct iscsi_conn *conn,
struct iscsi_mgmt_task *mtask);
int (*xmit_cmd_task) (struct iscsi_conn *conn,
@@ -176,6 +176,7 @@ struct iscsi_cls_conn {
#define ISCSI_STATE_TERMINATE 4
#define ISCSI_STATE_IN_RECOVERY 5
#define ISCSI_STATE_RECOVERY_FAILED 6
#define ISCSI_STATE_LOGGING_OUT 7
struct iscsi_cls_session {
struct list_head sess_list; /* item in session_list */
@@ -185,6 +186,7 @@ struct iscsi_cls_session {
/* recovery fields */
int recovery_tmo;
struct delayed_work recovery_work;
struct work_struct unbind_work;
int target_id;
@@ -205,6 +207,8 @@ struct iscsi_cls_session {
struct iscsi_host {
struct list_head sessions;
struct mutex mutex;
struct workqueue_struct *unbind_workq;
char unbind_workq_name[KOBJ_NAME_LEN];
};
/*
@@ -214,8 +218,8 @@ extern struct iscsi_cls_session *iscsi_alloc_session(struct Scsi_Host *shost,
struct iscsi_transport *transport);
extern int iscsi_add_session(struct iscsi_cls_session *session,
unsigned int target_id);
extern int iscsi_if_create_session_done(struct iscsi_cls_conn *conn);
extern int iscsi_if_destroy_session_done(struct iscsi_cls_conn *conn);
extern int iscsi_session_event(struct iscsi_cls_session *session,
enum iscsi_uevent_e event);
extern struct iscsi_cls_session *iscsi_create_session(struct Scsi_Host *shost,
struct iscsi_transport *t,
unsigned int target_id);

16
include/scsi/scsi_transport_sas.h
View File

@@ -4,23 +4,17 @@
#include <linux/transport_class.h>
#include <linux/types.h>
#include <linux/mutex.h>
#include <scsi/sas.h>
struct scsi_transport_template;
struct sas_rphy;
struct request;
enum sas_device_type {
SAS_PHY_UNUSED,
SAS_END_DEVICE,
SAS_EDGE_EXPANDER_DEVICE,
SAS_FANOUT_EXPANDER_DEVICE,
};
enum sas_protocol {
SAS_PROTOCOL_SATA = 0x01,
SAS_PROTOCOL_SMP = 0x02,
SAS_PROTOCOL_STP = 0x04,
SAS_PROTOCOL_SSP = 0x08,
SAS_PHY_UNUSED = 0,
SAS_END_DEVICE = 1,
SAS_EDGE_EXPANDER_DEVICE = 2,
SAS_FANOUT_EXPANDER_DEVICE = 3,
};
static inline int sas_protocol_ata(enum sas_protocol proto)

1
include/scsi/sd.h
View File

@@ -41,6 +41,7 @@ struct scsi_disk {
u32 index;
u8 media_present;
u8 write_prot;
unsigned previous_state : 1;
unsigned WCE : 1; /* state of disk WCE bit */
unsigned RCD : 1; /* state of disk RCD bit, unused */
unsigned DPOFUA : 1; /* state of disk DPOFUA bit */