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[PATCH] qla2xxx: remove lun discovery codes...

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Remove internal lun discovery routines and support
structures.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
2005-04-17 15:06:53 -05:00
committed by James Bottomley
parent 8482e118af
commit bdf796210e
10 changed files with 106 additions and 1303 deletions
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103
drivers/scsi/qla2xxx/qla_def.h
View File

@@ -241,6 +241,7 @@ typedef struct srb {
struct list_head list;
struct scsi_qla_host *ha; /* HA the SP is queued on */
struct fc_port *fcport;
struct scsi_cmnd *cmd; /* Linux SCSI command pkt */
@@ -251,11 +252,6 @@ typedef struct srb {
/* Request state */
uint16_t state;
/* Target/LUN queue pointers. */
struct os_tgt *tgt_queue; /* ptr to visible ha's target */
struct os_lun *lun_queue; /* ptr to visible ha's lun */
struct fc_lun *fclun; /* FC LUN context pointer. */
/* Timing counts. */
unsigned long e_start; /* Start of extend timeout */
unsigned long r_start; /* Start of request */
@@ -1602,73 +1598,6 @@ typedef struct {
rpt_lun_lst_t list;
} rpt_lun_cmd_rsp_t;
/*
* SCSI Target Queue structure
*/
typedef struct os_tgt {
struct os_lun *olun[MAX_LUNS]; /* LUN context pointer. */
struct fc_port *fcport;
unsigned long flags;
uint8_t port_down_retry_count;
uint32_t down_timer;
struct scsi_qla_host *ha;
/* Persistent binding information */
port_id_t d_id;
uint8_t node_name[WWN_SIZE];
uint8_t port_name[WWN_SIZE];
} os_tgt_t;
/*
* SCSI Target Queue flags
*/
#define TQF_ONLINE 0 /* Device online to OS. */
#define TQF_SUSPENDED 1
#define TQF_RETRY_CMDS 2
/*
* SCSI LUN Queue structure
*/
typedef struct os_lun {
struct fc_lun *fclun; /* FC LUN context pointer. */
spinlock_t q_lock; /* Lun Lock */
unsigned long q_flag;
#define LUN_MPIO_RESET_CNTS 1 /* Lun */
#define LUN_MPIO_BUSY 2 /* Lun is changing paths */
#define LUN_EXEC_DELAYED 7 /* Lun execution is delayed */
u_long q_timeout; /* total command timeouts */
atomic_t q_timer; /* suspend timer */
uint32_t q_count; /* current count */
uint32_t q_max; /* maxmum count lun can be suspended */
uint8_t q_state; /* lun State */
#define LUN_STATE_READY 1 /* lun is ready for i/o */
#define LUN_STATE_RUN 2 /* lun has a timer running */
#define LUN_STATE_WAIT 3 /* lun is suspended */
#define LUN_STATE_TIMEOUT 4 /* lun has timed out */
u_long io_cnt; /* total xfer count since boot */
u_long out_cnt; /* total outstanding IO count */
u_long w_cnt; /* total writes */
u_long r_cnt; /* total reads */
u_long avg_time; /* */
} os_lun_t;
/* LUN BitMask structure definition, array of 32bit words,
* 1 bit per lun. When bit == 1, the lun is masked.
* Most significant bit of mask[0] is lun 0, bit 24 is lun 7.
*/
typedef struct lun_bit_mask {
/* Must allocate at least enough bits to accomodate all LUNs */
#if ((MAX_FIBRE_LUNS & 0x7) == 0)
uint8_t mask[MAX_FIBRE_LUNS >> 3];
#else
uint8_t mask[(MAX_FIBRE_LUNS + 8) >> 3];
#endif
} lun_bit_mask_t;
/*
* Fibre channel port type.
*/
@@ -1686,8 +1615,6 @@ typedef struct lun_bit_mask {
*/
typedef struct fc_port {
struct list_head list;
struct list_head fcluns;
struct scsi_qla_host *ha;
struct scsi_qla_host *vis_ha; /* only used when suspending lun */
@@ -1702,8 +1629,7 @@ typedef struct fc_port {
atomic_t state;
uint32_t flags;
os_tgt_t *tgt_queue;
uint16_t os_target_id;
unsigned int os_target_id;
uint16_t iodesc_idx_sent;
@@ -1717,7 +1643,6 @@ typedef struct fc_port {
uint8_t mp_byte; /* multi-path byte (not used) */
uint8_t cur_path; /* current path id */
lun_bit_mask_t lun_mask;
struct fc_rport *rport;
} fc_port_t;
@@ -1764,25 +1689,6 @@ typedef struct fc_port {
/* No loop ID flag. */
#define FC_NO_LOOP_ID 0x1000
/*
* Fibre channel LUN structure.
*/
typedef struct fc_lun {
struct list_head list;
fc_port_t *fcport;
fc_port_t *o_fcport;
uint16_t lun;
atomic_t state;
uint8_t device_type;
uint8_t max_path_retries;
uint32_t flags;
} fc_lun_t;
#define FLF_VISIBLE_LUN BIT_0
#define FLF_ACTIVE_LUN BIT_1
/*
* FC-CT interface
*
@@ -2253,9 +2159,6 @@ typedef struct scsi_qla_host {
struct io_descriptor io_descriptors[MAX_IO_DESCRIPTORS];
uint16_t iodesc_signature;
/* OS target queue pointers. */
os_tgt_t *otgt[MAX_FIBRE_DEVICES];
/* RSCN queue. */
uint32_t rscn_queue[MAX_RSCN_COUNT];
uint8_t rscn_in_ptr;
@@ -2400,8 +2303,6 @@ typedef struct scsi_qla_host {
#define LOOP_RDY(ha) (!LOOP_NOT_READY(ha))
#define TGT_Q(ha, t) (ha->otgt[t])
#define LUN_Q(ha, t, l) (TGT_Q(ha, t)->olun[l])
#define GET_LU_Q(ha, t, l) ((TGT_Q(ha,t) != NULL)? TGT_Q(ha, t)->olun[l] : NULL)
#define to_qla_host(x) ((scsi_qla_host_t *) (x)->hostdata)