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[SCSI] qla2xxx: Consolidation of SRB processing. 

Rework the structures related to SRB processing to minimize the memory
allocations per I/O and manage resources associated with and completions
from common routines.

Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Giridhar Malavali 2012-02-09 11:15:36 -08:00 committed by James Bottomley
parent 69e5f1ea61
commit 9ba56b95a5
11 changed files with 481 additions and 624 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

86
drivers/scsi/qla2xxx/qla_bsg.c
View File

@ -11,29 +11,36 @@
#include <linux/delay.h>
/* BSG support for ELS/CT pass through */
inline srb_t *
qla2x00_get_ctx_bsg_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size)
void
qla2x00_bsg_job_done(void *data, void *ptr, int res)
{
srb_t *sp;
srb_t *sp = (srb_t *)ptr;
struct scsi_qla_host *vha = (scsi_qla_host_t *)data;
struct fc_bsg_job *bsg_job = sp->u.bsg_job;
bsg_job->reply->result = res;
bsg_job->job_done(bsg_job);
sp->free(vha, sp);
}
void
qla2x00_bsg_sp_free(void *data, void *ptr)
{
srb_t *sp = (srb_t *)ptr;
struct scsi_qla_host *vha = (scsi_qla_host_t *)data;
struct fc_bsg_job *bsg_job = sp->u.bsg_job;
struct qla_hw_data *ha = vha->hw;
struct srb_ctx *ctx;
sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
if (!sp)
goto done;
ctx = kzalloc(size, GFP_KERNEL);
if (!ctx) {
mempool_free(sp, ha->srb_mempool);
sp = NULL;
goto done;
}
dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
memset(sp, 0, sizeof(*sp));
sp->fcport = fcport;
sp->ctx = ctx;
ctx->iocbs = 1;
done:
return sp;
dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
if (sp->type == SRB_CT_CMD ||
sp->type == SRB_ELS_CMD_HST)
kfree(sp->fcport);
mempool_free(sp, vha->hw->srb_mempool);
}
int
@ -217,6 +224,7 @@ exit_fcp_prio_cfg:
bsg_job->job_done(bsg_job);
return ret;
}
static int
qla2x00_process_els(struct fc_bsg_job *bsg_job)
{
@ -230,7 +238,6 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job)
int req_sg_cnt, rsp_sg_cnt;
int rval = (DRIVER_ERROR << 16);
uint16_t nextlid = 0;
struct srb_ctx *els;
if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) {
rport = bsg_job->rport;
@ -337,20 +344,21 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job)
}
/* Alloc SRB structure */
sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_ctx));
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp) {
rval = -ENOMEM;
goto done_unmap_sg;
}
els = sp->ctx;
els->type =
sp->type =
(bsg_job->request->msgcode == FC_BSG_RPT_ELS ?
SRB_ELS_CMD_RPT : SRB_ELS_CMD_HST);
els->name =
sp->name =
(bsg_job->request->msgcode == FC_BSG_RPT_ELS ?
"bsg_els_rpt" : "bsg_els_hst");
els->u.bsg_job = bsg_job;
sp->u.bsg_job = bsg_job;
sp->free = qla2x00_bsg_sp_free;
sp->done = qla2x00_bsg_job_done;
ql_dbg(ql_dbg_user, vha, 0x700a,
"bsg rqst type: %s els type: %x - loop-id=%x "
@ -362,7 +370,6 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job)
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x700e,
"qla2x00_start_sp failed = %d\n", rval);
kfree(sp->ctx);
mempool_free(sp, ha->srb_mempool);
rval = -EIO;
goto done_unmap_sg;
@ -409,7 +416,6 @@ qla2x00_process_ct(struct fc_bsg_job *bsg_job)
uint16_t loop_id;
struct fc_port *fcport;
char *type = "FC_BSG_HST_CT";
struct srb_ctx *ct;
req_sg_cnt =
dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
@ -486,19 +492,20 @@ qla2x00_process_ct(struct fc_bsg_job *bsg_job)
fcport->loop_id = loop_id;
/* Alloc SRB structure */
sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_ctx));
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp) {
ql_log(ql_log_warn, vha, 0x7015,
"qla2x00_get_ctx_bsg_sp failed.\n");
"qla2x00_get_sp failed.\n");
rval = -ENOMEM;
goto done_free_fcport;
}
ct = sp->ctx;
ct->type = SRB_CT_CMD;
ct->name = "bsg_ct";
ct->iocbs = qla24xx_calc_ct_iocbs(req_sg_cnt + rsp_sg_cnt);
ct->u.bsg_job = bsg_job;
sp->type = SRB_CT_CMD;
sp->name = "bsg_ct";
sp->iocbs = qla24xx_calc_ct_iocbs(req_sg_cnt + rsp_sg_cnt);
sp->u.bsg_job = bsg_job;
sp->free = qla2x00_bsg_sp_free;
sp->done = qla2x00_bsg_job_done;
ql_dbg(ql_dbg_user, vha, 0x7016,
"bsg rqst type: %s else type: %x - "
@ -511,7 +518,6 @@ qla2x00_process_ct(struct fc_bsg_job *bsg_job)
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x7017,
"qla2x00_start_sp failed=%d.\n", rval);
kfree(sp->ctx);
mempool_free(sp, ha->srb_mempool);
rval = -EIO;
goto done_free_fcport;
@ -1669,7 +1675,6 @@ qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job)
int cnt, que;
unsigned long flags;
struct req_que *req;
struct srb_ctx *sp_bsg;
/* find the bsg job from the active list of commands */
spin_lock_irqsave(&ha->hardware_lock, flags);
@ -1681,11 +1686,9 @@ qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job)
for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
sp = req->outstanding_cmds[cnt];
if (sp) {
sp_bsg = sp->ctx;
if (((sp_bsg->type == SRB_CT_CMD) ||
(sp_bsg->type == SRB_ELS_CMD_HST))
&& (sp_bsg->u.bsg_job == bsg_job)) {
if (((sp->type == SRB_CT_CMD) ||
(sp->type == SRB_ELS_CMD_HST))
&& (sp->u.bsg_job == bsg_job)) {
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (ha->isp_ops->abort_command(sp)) {
ql_log(ql_log_warn, vha, 0x7089,
@ -1715,7 +1718,6 @@ done:
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (bsg_job->request->msgcode == FC_BSG_HST_CT)
kfree(sp->fcport);
kfree(sp->ctx);
mempool_free(sp, ha->srb_mempool);
return 0;
}

5
drivers/scsi/qla2xxx/qla_dbg.c
View File

@ -14,10 +14,11 @@
* | Module Init and Probe | 0x011f | 0x4b,0xfa |
* | Mailbox commands | 0x1139 | 0x112c-0x112e |
* | Device Discovery | 0x2084 | |
* | Queue Command and IO tracing | 0x302f | 0x3008 |
* | Queue Command and IO tracing | 0x302f | 0x3006,0x3008 |
* | | | 0x302d-0x302e |
* | DPC Thread | 0x401c | |
* | Async Events | 0x5057 | 0x5052 |
* | Async Events | 0x5057 | 0x502b-0x502f |
* | | | 0x5047,0x5052 |
* | Timer Routines | 0x6011 | 0x600e-0x600f |
* | User Space Interactions | 0x709e | 0x7018,0x702e |
* | | | 0x7039,0x7045 |

44
drivers/scsi/qla2xxx/qla_def.h
View File

@ -202,20 +202,12 @@ struct sd_dif_tuple {
/*
* SCSI Request Block
*/
typedef struct srb {
atomic_t ref_count;
struct fc_port *fcport;
uint32_t handle;
struct srb_cmd {
struct scsi_cmnd *cmd; /* Linux SCSI command pkt */
uint16_t flags;
uint32_t request_sense_length;
uint8_t *request_sense_ptr;
void *ctx;
} srb_t;
};
/*
* SRB flag definitions
@ -254,10 +246,7 @@ struct srb_iocb {
} u;
struct timer_list timer;
void (*done)(srb_t *);
void (*free)(srb_t *);
void (*timeout)(srb_t *);
void (*timeout)(void *);
};
/* Values for srb_ctx type */
@ -268,16 +257,37 @@ struct srb_iocb {
#define SRB_CT_CMD 5
#define SRB_ADISC_CMD 6
#define SRB_TM_CMD 7
#define SRB_SCSI_CMD 8
struct srb_ctx {
typedef struct srb {
atomic_t ref_count;
struct fc_port *fcport;
uint32_t handle;
uint16_t flags;
uint16_t type;
char *name;
int iocbs;
union {
struct srb_iocb *iocb_cmd;
struct srb_iocb iocb_cmd;
struct fc_bsg_job *bsg_job;
struct srb_cmd scmd;
} u;
};
void (*done)(void *, void *, int);
void (*free)(void *, void *);
} srb_t;
#define GET_CMD_SP(sp) (sp->u.scmd.cmd)
#define SET_CMD_SP(sp, cmd) (sp->u.scmd.cmd = cmd)
#define GET_CMD_CTX_SP(sp) (sp->u.scmd.ctx)
#define GET_CMD_SENSE_LEN(sp) \
(sp->u.scmd.request_sense_length)
#define SET_CMD_SENSE_LEN(sp, len) \
(sp->u.scmd.request_sense_length = len)
#define GET_CMD_SENSE_PTR(sp) \
(sp->u.scmd.request_sense_ptr)
#define SET_CMD_SENSE_PTR(sp, ptr) \
(sp->u.scmd.request_sense_ptr = ptr)
struct msg_echo_lb {
dma_addr_t send_dma;

9
drivers/scsi/qla2xxx/qla_gbl.h
View File

@ -71,8 +71,6 @@ extern void qla2x00_async_logout_done(struct scsi_qla_host *, fc_port_t *,
uint16_t *);
extern void qla2x00_async_adisc_done(struct scsi_qla_host *, fc_port_t *,
uint16_t *);
extern void qla2x00_async_tm_cmd_done(struct scsi_qla_host *, fc_port_t *,
struct srb_iocb *);
extern void *qla2x00_alloc_iocbs(struct scsi_qla_host *, srb_t *);
extern int qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *, fc_port_t *);
@ -156,8 +154,7 @@ extern void qla2x00_do_dpc_all_vps(scsi_qla_host_t *);
extern int qla24xx_vport_create_req_sanity_check(struct fc_vport *);
extern scsi_qla_host_t * qla24xx_create_vhost(struct fc_vport *);
extern void qla2x00_sp_compl(struct qla_hw_data *, srb_t *);
extern void qla2x00_sp_free_dma(void *, void *);
extern char *qla2x00_get_fw_version_str(struct scsi_qla_host *, char *);
extern void qla2x00_mark_device_lost(scsi_qla_host_t *, fc_port_t *, int, int);
@ -542,6 +539,10 @@ extern int qla82xx_restart_isp(scsi_qla_host_t *);
/* IOCB related functions */
extern int qla82xx_start_scsi(srb_t *);
extern void qla2x00_sp_free(void *, void *);
extern void qla2x00_sp_timeout(unsigned long);
extern void qla2x00_bsg_job_done(void *, void *, int);
extern void qla2x00_bsg_sp_free(void *, void *);
/* Interrupt related */
extern irqreturn_t qla82xx_intr_handler(int, void *);

250
drivers/scsi/qla2xxx/qla_init.c
View File

@ -41,11 +41,10 @@ static int qla25xx_init_queues(struct qla_hw_data *);
/* SRB Extensions ---------------------------------------------------------- */
static void
qla2x00_ctx_sp_timeout(unsigned long __data)
void
qla2x00_sp_timeout(unsigned long __data)
{
srb_t *sp = (srb_t *)__data;
struct srb_ctx *ctx;
struct srb_iocb *iocb;
fc_port_t *fcport = sp->fcport;
struct qla_hw_data *ha = fcport->vha->hw;
@ -55,79 +54,25 @@ qla2x00_ctx_sp_timeout(unsigned long __data)
spin_lock_irqsave(&ha->hardware_lock, flags);
req = ha->req_q_map[0];
req->outstanding_cmds[sp->handle] = NULL;
ctx = sp->ctx;
iocb = ctx->u.iocb_cmd;
iocb = &sp->u.iocb_cmd;
iocb->timeout(sp);
iocb->free(sp);
sp->free(fcport->vha, sp);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
static void
qla2x00_ctx_sp_free(srb_t *sp)
void
qla2x00_sp_free(void *data, void *ptr)
{
struct srb_ctx *ctx = sp->ctx;
struct srb_iocb *iocb = ctx->u.iocb_cmd;
struct scsi_qla_host *vha = sp->fcport->vha;
srb_t *sp = (srb_t *)ptr;
struct srb_iocb *iocb = &sp->u.iocb_cmd;
struct scsi_qla_host *vha = (scsi_qla_host_t *)data;
del_timer(&iocb->timer);
kfree(iocb);
kfree(ctx);
mempool_free(sp, sp->fcport->vha->hw->srb_mempool);
mempool_free(sp, vha->hw->srb_mempool);
QLA_VHA_MARK_NOT_BUSY(vha);
}
inline srb_t *
qla2x00_get_ctx_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size,
unsigned long tmo)
{
srb_t *sp = NULL;
struct qla_hw_data *ha = vha->hw;
struct srb_ctx *ctx;
struct srb_iocb *iocb;
uint8_t bail;
QLA_VHA_MARK_BUSY(vha, bail);
if (bail)
return NULL;
sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
if (!sp)
goto done;
ctx = kzalloc(size, GFP_KERNEL);
if (!ctx) {
mempool_free(sp, ha->srb_mempool);
sp = NULL;
goto done;
}
iocb = kzalloc(sizeof(struct srb_iocb), GFP_KERNEL);
if (!iocb) {
mempool_free(sp, ha->srb_mempool);
sp = NULL;
kfree(ctx);
goto done;
}
memset(sp, 0, sizeof(*sp));
sp->fcport = fcport;
sp->ctx = ctx;
ctx->iocbs = 1;
ctx->u.iocb_cmd = iocb;
iocb->free = qla2x00_ctx_sp_free;
init_timer(&iocb->timer);
if (!tmo)
goto done;
iocb->timer.expires = jiffies + tmo * HZ;
iocb->timer.data = (unsigned long)sp;
iocb->timer.function = qla2x00_ctx_sp_timeout;
add_timer(&iocb->timer);
done:
if (!sp)
QLA_VHA_MARK_NOT_BUSY(vha);
return sp;
}
/* Asynchronous Login/Logout Routines -------------------------------------- */
static inline unsigned long
@ -149,19 +94,19 @@ qla2x00_get_async_timeout(struct scsi_qla_host *vha)
}
static void
qla2x00_async_iocb_timeout(srb_t *sp)
qla2x00_async_iocb_timeout(void *data)
{
srb_t *sp = (srb_t *)data;
fc_port_t *fcport = sp->fcport;
struct srb_ctx *ctx = sp->ctx;
ql_dbg(ql_dbg_disc, fcport->vha, 0x2071,
"Async-%s timeout - hdl=%x portid=%02x%02x%02x.\n",
ctx->name, sp->handle, fcport->d_id.b.domain, fcport->d_id.b.area,
sp->name, sp->handle, fcport->d_id.b.domain, fcport->d_id.b.area,
fcport->d_id.b.al_pa);
fcport->flags &= ~FCF_ASYNC_SENT;
if (ctx->type == SRB_LOGIN_CMD) {
struct srb_iocb *lio = ctx->u.iocb_cmd;
if (sp->type == SRB_LOGIN_CMD) {
struct srb_iocb *lio = &sp->u.iocb_cmd;
qla2x00_post_async_logout_work(fcport->vha, fcport, NULL);
/* Retry as needed. */
lio->u.logio.data[0] = MBS_COMMAND_ERROR;
@ -173,14 +118,16 @@ qla2x00_async_iocb_timeout(srb_t *sp)
}
static void
qla2x00_async_login_ctx_done(srb_t *sp)
qla2x00_async_login_sp_done(void *data, void *ptr, int res)
{
struct srb_ctx *ctx = sp->ctx;
struct srb_iocb *lio = ctx->u.iocb_cmd;
srb_t *sp = (srb_t *)ptr;
struct srb_iocb *lio = &sp->u.iocb_cmd;
struct scsi_qla_host *vha = (scsi_qla_host_t *)data;
qla2x00_post_async_login_done_work(sp->fcport->vha, sp->fcport,
lio->u.logio.data);
lio->free(sp);
if (!test_bit(UNLOADING, &vha->dpc_flags))
qla2x00_post_async_login_done_work(sp->fcport->vha, sp->fcport,
lio->u.logio.data);
sp->free(sp->fcport->vha, sp);
}
int
@ -188,22 +135,21 @@ qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
uint16_t *data)
{
srb_t *sp;
struct srb_ctx *ctx;
struct srb_iocb *lio;
int rval;
rval = QLA_FUNCTION_FAILED;
sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
qla2x00_get_async_timeout(vha) + 2);
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
ctx = sp->ctx;
ctx->type = SRB_LOGIN_CMD;
ctx->name = "login";
lio = ctx->u.iocb_cmd;
sp->type = SRB_LOGIN_CMD;
sp->name = "login";
qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
lio = &sp->u.iocb_cmd;
lio->timeout = qla2x00_async_iocb_timeout;
lio->done = qla2x00_async_login_ctx_done;
sp->done = qla2x00_async_login_sp_done;
lio->u.logio.flags |= SRB_LOGIN_COND_PLOGI;
if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
lio->u.logio.flags |= SRB_LOGIN_RETRIED;
@ -219,42 +165,43 @@ qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
return rval;
done_free_sp:
lio->free(sp);
sp->free(fcport->vha, sp);
done:
return rval;
}
static void
qla2x00_async_logout_ctx_done(srb_t *sp)
qla2x00_async_logout_sp_done(void *data, void *ptr, int res)
{
struct srb_ctx *ctx = sp->ctx;
struct srb_iocb *lio = ctx->u.iocb_cmd;
srb_t *sp = (srb_t *)ptr;
struct srb_iocb *lio = &sp->u.iocb_cmd;
struct scsi_qla_host *vha = (scsi_qla_host_t *)data;
qla2x00_post_async_logout_done_work(sp->fcport->vha, sp->fcport,
lio->u.logio.data);
lio->free(sp);
if (!test_bit(UNLOADING, &vha->dpc_flags))
qla2x00_post_async_logout_done_work(sp->fcport->vha, sp->fcport,
lio->u.logio.data);
sp->free(sp->fcport->vha, sp);
}
int
qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
{
srb_t *sp;
struct srb_ctx *ctx;
struct srb_iocb *lio;
int rval;
rval = QLA_FUNCTION_FAILED;
sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
qla2x00_get_async_timeout(vha) + 2);
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
ctx = sp->ctx;
ctx->type = SRB_LOGOUT_CMD;
ctx->name = "logout";
lio = ctx->u.iocb_cmd;
sp->type = SRB_LOGOUT_CMD;
sp->name = "logout";
qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
lio = &sp->u.iocb_cmd;
lio->timeout = qla2x00_async_iocb_timeout;
lio->done = qla2x00_async_logout_ctx_done;
sp->done = qla2x00_async_logout_sp_done;
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS)
goto done_free_sp;
@ -266,20 +213,22 @@ qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
return rval;
done_free_sp:
lio->free(sp);
sp->free(fcport->vha, sp);
done:
return rval;
}
static void
qla2x00_async_adisc_ctx_done(srb_t *sp)
qla2x00_async_adisc_sp_done(void *data, void *ptr, int res)
{
struct srb_ctx *ctx = sp->ctx;
struct srb_iocb *lio = ctx->u.iocb_cmd;
srb_t *sp = (srb_t *)ptr;
struct srb_iocb *lio = &sp->u.iocb_cmd;
struct scsi_qla_host *vha = (scsi_qla_host_t *)data;
qla2x00_post_async_adisc_done_work(sp->fcport->vha, sp->fcport,
lio->u.logio.data);
lio->free(sp);
if (!test_bit(UNLOADING, &vha->dpc_flags))
qla2x00_post_async_adisc_done_work(sp->fcport->vha, sp->fcport,
lio->u.logio.data);
sp->free(sp->fcport->vha, sp);
}
int
@ -287,22 +236,21 @@ qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport,
uint16_t *data)
{
srb_t *sp;
struct srb_ctx *ctx;
struct srb_iocb *lio;
int rval;
rval = QLA_FUNCTION_FAILED;
sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
qla2x00_get_async_timeout(vha) + 2);
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
ctx = sp->ctx;
ctx->type = SRB_ADISC_CMD;
ctx->name = "adisc";
lio = ctx->u.iocb_cmd;
sp->type = SRB_ADISC_CMD;
sp->name = "adisc";
qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
lio = &sp->u.iocb_cmd;
lio->timeout = qla2x00_async_iocb_timeout;
lio->done = qla2x00_async_adisc_ctx_done;
sp->done = qla2x00_async_adisc_sp_done;
if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
lio->u.logio.flags |= SRB_LOGIN_RETRIED;
rval = qla2x00_start_sp(sp);
@ -316,46 +264,62 @@ qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport,
return rval;
done_free_sp:
lio->free(sp);
sp->free(fcport->vha, sp);
done:
return rval;
}
static void
qla2x00_async_tm_cmd_ctx_done(srb_t *sp)
qla2x00_async_tm_cmd_done(void *data, void *ptr, int res)
{
struct srb_ctx *ctx = sp->ctx;
struct srb_iocb *iocb = (struct srb_iocb *)ctx->u.iocb_cmd;
srb_t *sp = (srb_t *)ptr;
struct srb_iocb *iocb = &sp->u.iocb_cmd;
struct scsi_qla_host *vha = (scsi_qla_host_t *)data;
uint32_t flags;
uint16_t lun;
int rval;
qla2x00_async_tm_cmd_done(sp->fcport->vha, sp->fcport, iocb);
iocb->free(sp);
if (!test_bit(UNLOADING, &vha->dpc_flags)) {
flags = iocb->u.tmf.flags;
lun = (uint16_t)iocb->u.tmf.lun;
/* Issue Marker IOCB */
rval = qla2x00_marker(vha, vha->hw->req_q_map[0],
vha->hw->rsp_q_map[0], sp->fcport->loop_id, lun,
flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
if ((rval != QLA_SUCCESS) || iocb->u.tmf.data) {
ql_dbg(ql_dbg_taskm, vha, 0x8030,
"TM IOCB failed (%x).\n", rval);
}
}
sp->free(sp->fcport->vha, sp);
}
int
qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t tm_flags, uint32_t lun,
uint32_t tag)
{
struct scsi_qla_host *vha = fcport->vha;
srb_t *sp;
struct srb_ctx *ctx;
struct srb_iocb *tcf;
int rval;
rval = QLA_FUNCTION_FAILED;
sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
qla2x00_get_async_timeout(vha) + 2);
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
ctx = sp->ctx;
ctx->type = SRB_TM_CMD;
ctx->name = "tmf";
tcf = ctx->u.iocb_cmd;
tcf->u.tmf.flags = flags;
sp->type = SRB_TM_CMD;
sp->name = "tmf";
qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
tcf = &sp->u.iocb_cmd;
tcf->u.tmf.flags = tm_flags;
tcf->u.tmf.lun = lun;
tcf->u.tmf.data = tag;
tcf->timeout = qla2x00_async_iocb_timeout;
tcf->done = qla2x00_async_tm_cmd_ctx_done;
sp->done = qla2x00_async_tm_cmd_done;
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS)
@ -368,7 +332,7 @@ qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
return rval;
done_free_sp:
tcf->free(sp);
sp->free(fcport->vha, sp);
done:
return rval;
}
@ -452,30 +416,6 @@ qla2x00_async_adisc_done(struct scsi_qla_host *vha, fc_port_t *fcport,
return;
}
void
qla2x00_async_tm_cmd_done(struct scsi_qla_host *vha, fc_port_t *fcport,
struct srb_iocb *iocb)
{
int rval;
uint32_t flags;
uint16_t lun;
flags = iocb->u.tmf.flags;
lun = (uint16_t)iocb->u.tmf.lun;
/* Issue Marker IOCB */
rval = qla2x00_marker(vha, vha->hw->req_q_map[0],
vha->hw->rsp_q_map[0], fcport->loop_id, lun,
flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
if ((rval != QLA_SUCCESS) || iocb->u.tmf.data) {
ql_dbg(ql_dbg_taskm, vha, 0x8030,
"TM IOCB failed (%x).\n", rval);
}
return;
}
/****************************************************************************/
/* QLogic ISP2x00 Hardware Support Functions. */
/****************************************************************************/

45
drivers/scsi/qla2xxx/qla_inline.h
View File

@ -72,16 +72,19 @@ static inline void
qla2x00_clean_dsd_pool(struct qla_hw_data *ha, srb_t *sp)
{
struct dsd_dma *dsd_ptr, *tdsd_ptr;
struct crc_context *ctx;
ctx = (struct crc_context *)GET_CMD_CTX_SP(sp);
/* clean up allocated prev pool */
list_for_each_entry_safe(dsd_ptr, tdsd_ptr,
&((struct crc_context *)sp->ctx)->dsd_list, list) {
&ctx->dsd_list, list) {
dma_pool_free(ha->dl_dma_pool, dsd_ptr->dsd_addr,
dsd_ptr->dsd_list_dma);
list_del(&dsd_ptr->list);
kfree(dsd_ptr);
}
INIT_LIST_HEAD(&((struct crc_context *)sp->ctx)->dsd_list);
INIT_LIST_HEAD(&ctx->dsd_list);
}
static inline void
@ -113,8 +116,7 @@ qla2x00_hba_err_chk_enabled(srb_t *sp)
return 0;
*
*/
switch (scsi_get_prot_op(sp->cmd)) {
switch (scsi_get_prot_op(GET_CMD_SP(sp))) {
case SCSI_PROT_READ_STRIP:
case SCSI_PROT_WRITE_INSERT:
if (ql2xenablehba_err_chk >= 1)
@ -144,3 +146,38 @@ qla2x00_reset_active(scsi_qla_host_t *vha)
test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
}
static inline srb_t *
qla2x00_get_sp(scsi_qla_host_t *vha, fc_port_t *fcport, gfp_t flag)
{
srb_t *sp = NULL;
struct qla_hw_data *ha = vha->hw;
uint8_t bail;
QLA_VHA_MARK_BUSY(vha, bail);
if (unlikely(bail))
return NULL;
sp = mempool_alloc(ha->srb_mempool, flag);
if (!sp)
goto done;
memset(sp, 0, sizeof(*sp));
sp->fcport = fcport;
sp->iocbs = 1;
done:
if (!sp)
QLA_VHA_MARK_NOT_BUSY(vha);
return sp;
}
static inline void
qla2x00_init_timer(srb_t *sp, unsigned long tmo)
{
init_timer(&sp->u.iocb_cmd.timer);
sp->u.iocb_cmd.timer.expires = jiffies + tmo * HZ;
sp->u.iocb_cmd.timer.data = (unsigned long)sp;
sp->u.iocb_cmd.timer.function = qla2x00_sp_timeout;
add_timer(&sp->u.iocb_cmd.timer);
sp->free = qla2x00_sp_free;
}

158
drivers/scsi/qla2xxx/qla_iocb.c
View File

@ -22,18 +22,19 @@ static inline uint16_t
qla2x00_get_cmd_direction(srb_t *sp)
{
uint16_t cflags;
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
cflags = 0;
/* Set transfer direction */
if (sp->cmd->sc_data_direction == DMA_TO_DEVICE) {
if (cmd->sc_data_direction == DMA_TO_DEVICE) {
cflags = CF_WRITE;
sp->fcport->vha->hw->qla_stats.output_bytes +=
scsi_bufflen(sp->cmd);
} else if (sp->cmd->sc_data_direction == DMA_FROM_DEVICE) {
scsi_bufflen(cmd);
} else if (cmd->sc_data_direction == DMA_FROM_DEVICE) {
cflags = CF_READ;
sp->fcport->vha->hw->qla_stats.input_bytes +=
scsi_bufflen(sp->cmd);
scsi_bufflen(cmd);
}
return (cflags);
}
@ -143,12 +144,13 @@ qla2x00_prep_cont_type1_iocb(scsi_qla_host_t *vha, struct req_que *req)
static inline int
qla24xx_configure_prot_mode(srb_t *sp, uint16_t *fw_prot_opts)
{
uint8_t guard = scsi_host_get_guard(sp->cmd->device->host);
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
uint8_t guard = scsi_host_get_guard(cmd->device->host);
/* We only support T10 DIF right now */
if (guard != SHOST_DIX_GUARD_CRC) {
ql_dbg(ql_dbg_io, sp->fcport->vha, 0x3007,
"Unsupported guard: %d for cmd=%p.\n", guard, sp->cmd);
"Unsupported guard: %d for cmd=%p.\n", guard, cmd);
return 0;
}
@ -156,7 +158,7 @@ qla24xx_configure_prot_mode(srb_t *sp, uint16_t *fw_prot_opts)
*fw_prot_opts = 0;
/* Translate SCSI opcode to a protection opcode */
switch (scsi_get_prot_op(sp->cmd)) {
switch (scsi_get_prot_op(cmd)) {
case SCSI_PROT_READ_STRIP:
*fw_prot_opts |= PO_MODE_DIF_REMOVE;
break;
@ -180,7 +182,7 @@ qla24xx_configure_prot_mode(srb_t *sp, uint16_t *fw_prot_opts)
break;
}
return scsi_prot_sg_count(sp->cmd);
return scsi_prot_sg_count(cmd);
}
/*
@ -201,7 +203,7 @@ void qla2x00_build_scsi_iocbs_32(srb_t *sp, cmd_entry_t *cmd_pkt,
struct scatterlist *sg;
int i;
cmd = sp->cmd;
cmd = GET_CMD_SP(sp);
/* Update entry type to indicate Command Type 2 IOCB */
*((uint32_t *)(&cmd_pkt->entry_type)) =
@ -259,7 +261,7 @@ void qla2x00_build_scsi_iocbs_64(srb_t *sp, cmd_entry_t *cmd_pkt,
struct scatterlist *sg;
int i;
cmd = sp->cmd;
cmd = GET_CMD_SP(sp);
/* Update entry type to indicate Command Type 3 IOCB */
*((uint32_t *)(&cmd_pkt->entry_type)) =
@ -333,7 +335,7 @@ qla2x00_start_scsi(srb_t *sp)
vha = sp->fcport->vha;
ha = vha->hw;
reg = &ha->iobase->isp;
cmd = sp->cmd;
cmd = GET_CMD_SP(sp);
req = ha->req_q_map[0];
rsp = ha->rsp_q_map[0];
/* So we know we haven't pci_map'ed anything yet */
@ -391,7 +393,7 @@ qla2x00_start_scsi(srb_t *sp)
req->current_outstanding_cmd = handle;
req->outstanding_cmds[handle] = sp;
sp->handle = handle;
sp->cmd->host_scribble = (unsigned char *)(unsigned long)handle;
cmd->host_scribble = (unsigned char *)(unsigned long)handle;
req->cnt -= req_cnt;
cmd_pkt = (cmd_entry_t *)req->ring_ptr;
@ -403,7 +405,7 @@ qla2x00_start_scsi(srb_t *sp)
/* Set target ID and LUN number*/
SET_TARGET_ID(ha, cmd_pkt->target, sp->fcport->loop_id);
cmd_pkt->lun = cpu_to_le16(sp->cmd->device->lun);
cmd_pkt->lun = cpu_to_le16(cmd->device->lun);
/* Update tagged queuing modifier */
if (scsi_populate_tag_msg(cmd, tag)) {
@ -608,7 +610,7 @@ qla24xx_build_scsi_type_6_iocbs(srb_t *sp, struct cmd_type_6 *cmd_pkt,
struct dsd_dma *dsd_ptr;
struct ct6_dsd *ctx;
cmd = sp->cmd;
cmd = GET_CMD_SP(sp);
/* Update entry type to indicate Command Type 3 IOCB */
*((uint32_t *)(&cmd_pkt->entry_type)) =
@ -635,7 +637,7 @@ qla24xx_build_scsi_type_6_iocbs(srb_t *sp, struct cmd_type_6 *cmd_pkt,
}
cur_seg = scsi_sglist(cmd);
ctx = sp->ctx;
ctx = GET_CMD_CTX_SP(sp);
while (tot_dsds) {
avail_dsds = (tot_dsds > QLA_DSDS_PER_IOCB) ?
@ -724,7 +726,7 @@ qla24xx_build_scsi_iocbs(srb_t *sp, struct cmd_type_7 *cmd_pkt,
int i;
struct req_que *req;
cmd = sp->cmd;
cmd = GET_CMD_SP(sp);
/* Update entry type to indicate Command Type 3 IOCB */
*((uint32_t *)(&cmd_pkt->entry_type)) =
@ -744,12 +746,12 @@ qla24xx_build_scsi_iocbs(srb_t *sp, struct cmd_type_7 *cmd_pkt,
cmd_pkt->task_mgmt_flags =
__constant_cpu_to_le16(TMF_WRITE_DATA);
sp->fcport->vha->hw->qla_stats.output_bytes +=
scsi_bufflen(sp->cmd);
scsi_bufflen(cmd);
} else if (cmd->sc_data_direction == DMA_FROM_DEVICE) {
cmd_pkt->task_mgmt_flags =
__constant_cpu_to_le16(TMF_READ_DATA);
sp->fcport->vha->hw->qla_stats.input_bytes +=
scsi_bufflen(sp->cmd);
scsi_bufflen(cmd);
}
/* One DSD is available in the Command Type 3 IOCB */
@ -796,7 +798,7 @@ static inline void
qla24xx_set_t10dif_tags(srb_t *sp, struct fw_dif_context *pkt,
unsigned int protcnt)
{
struct scsi_cmnd *cmd = sp->cmd;
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
scsi_qla_host_t *vha = shost_priv(cmd->device->host);
switch (scsi_get_prot_type(cmd)) {
@ -951,16 +953,16 @@ qla24xx_walk_and_build_sglist_no_difb(struct qla_hw_data *ha, srb_t *sp,
struct qla2_sgx sgx;
dma_addr_t sle_dma;
uint32_t sle_dma_len, tot_prot_dma_len = 0;
struct scsi_cmnd *cmd = sp->cmd;
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
prot_int = cmd->device->sector_size;
memset(&sgx, 0, sizeof(struct qla2_sgx));
sgx.tot_bytes = scsi_bufflen(sp->cmd);
sgx.cur_sg = scsi_sglist(sp->cmd);
sgx.tot_bytes = scsi_bufflen(cmd);
sgx.cur_sg = scsi_sglist(cmd);
sgx.sp = sp;
sg_prot = scsi_prot_sglist(sp->cmd);
sg_prot = scsi_prot_sglist(cmd);
while (qla24xx_get_one_block_sg(prot_int, &sgx, &partial)) {
@ -994,7 +996,7 @@ alloc_and_fill:
}
list_add_tail(&dsd_ptr->list,
&((struct crc_context *)sp->ctx)->dsd_list);
&((struct crc_context *)sp->u.scmd.ctx)->dsd_list);
sp->flags |= SRB_CRC_CTX_DSD_VALID;
@ -1043,11 +1045,12 @@ qla24xx_walk_and_build_sglist(struct qla_hw_data *ha, srb_t *sp, uint32_t *dsd,
uint32_t *cur_dsd = dsd;
int i;
uint16_t used_dsds = tot_dsds;
scsi_qla_host_t *vha = shost_priv(sp->cmd->device->host);
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
scsi_qla_host_t *vha = shost_priv(cmd->device->host);
uint8_t *cp;
scsi_for_each_sg(sp->cmd, sg, tot_dsds, i) {
scsi_for_each_sg(cmd, sg, tot_dsds, i) {
dma_addr_t sle_dma;
/* Allocate additional continuation packets? */
@ -1077,7 +1080,7 @@ qla24xx_walk_and_build_sglist(struct qla_hw_data *ha, srb_t *sp, uint32_t *dsd,
}
list_add_tail(&dsd_ptr->list,
&((struct crc_context *)sp->ctx)->dsd_list);
&((struct crc_context *)sp->u.scmd.ctx)->dsd_list);
sp->flags |= SRB_CRC_CTX_DSD_VALID;
@ -1090,17 +1093,16 @@ qla24xx_walk_and_build_sglist(struct qla_hw_data *ha, srb_t *sp, uint32_t *dsd,
sle_dma = sg_dma_address(sg);
ql_dbg(ql_dbg_io, vha, 0x300a,
"sg entry %d - addr=0x%x 0x%x, " "len=%d for cmd=%p.\n",
i, LSD(sle_dma), MSD(sle_dma), sg_dma_len(sg),
sp->cmd);
i, LSD(sle_dma), MSD(sle_dma), sg_dma_len(sg), cmd);
*cur_dsd++ = cpu_to_le32(LSD(sle_dma));
*cur_dsd++ = cpu_to_le32(MSD(sle_dma));
*cur_dsd++ = cpu_to_le32(sg_dma_len(sg));
avail_dsds--;
if (scsi_get_prot_op(sp->cmd) == SCSI_PROT_WRITE_PASS) {
if (scsi_get_prot_op(cmd) == SCSI_PROT_WRITE_PASS) {
cp = page_address(sg_page(sg)) + sg->offset;
ql_dbg(ql_dbg_io, vha, 0x300b,
"User data buffer=%p for cmd=%p.\n", cp, sp->cmd);
"User data buffer=%p for cmd=%p.\n", cp, cmd);
}
}
/* Null termination */
@ -1127,8 +1129,7 @@ qla24xx_walk_and_build_prot_sglist(struct qla_hw_data *ha, srb_t *sp,
scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
uint8_t *cp;
cmd = sp->cmd;
cmd = GET_CMD_SP(sp);
scsi_for_each_prot_sg(cmd, sg, tot_dsds, i) {
dma_addr_t sle_dma;
@ -1159,7 +1160,7 @@ qla24xx_walk_and_build_prot_sglist(struct qla_hw_data *ha, srb_t *sp,
}
list_add_tail(&dsd_ptr->list,
&((struct crc_context *)sp->ctx)->dsd_list);
&((struct crc_context *)sp->u.scmd.ctx)->dsd_list);
sp->flags |= SRB_CRC_CTX_DSD_VALID;
@ -1170,7 +1171,7 @@ qla24xx_walk_and_build_prot_sglist(struct qla_hw_data *ha, srb_t *sp,
cur_dsd = (uint32_t *)next_dsd;
}
sle_dma = sg_dma_address(sg);
if (scsi_get_prot_op(sp->cmd) == SCSI_PROT_WRITE_PASS) {
if (scsi_get_prot_op(cmd) == SCSI_PROT_WRITE_PASS) {
ql_dbg(ql_dbg_io, vha, 0x3027,
"%s(): %p, sg_entry %d - "
"addr=0x%x0x%x, len=%d.\n",
@ -1181,7 +1182,7 @@ qla24xx_walk_and_build_prot_sglist(struct qla_hw_data *ha, srb_t *sp,
*cur_dsd++ = cpu_to_le32(MSD(sle_dma));
*cur_dsd++ = cpu_to_le32(sg_dma_len(sg));
if (scsi_get_prot_op(sp->cmd) == SCSI_PROT_WRITE_PASS) {
if (scsi_get_prot_op(cmd) == SCSI_PROT_WRITE_PASS) {
cp = page_address(sg_page(sg)) + sg->offset;
ql_dbg(ql_dbg_io, vha, 0x3028,
"%s(): Protection Data buffer = %p.\n", __func__,
@ -1227,7 +1228,7 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt,
dma_addr_t crc_ctx_dma;
char tag[2];
cmd = sp->cmd;
cmd = GET_CMD_SP(sp);
sgc = 0;
/* Update entry type to indicate Command Type CRC_2 IOCB */
@ -1255,15 +1256,15 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt,
__constant_cpu_to_le16(CF_READ_DATA);
}
if ((scsi_get_prot_op(sp->cmd) == SCSI_PROT_READ_INSERT) ||
(scsi_get_prot_op(sp->cmd) == SCSI_PROT_WRITE_STRIP) ||
(scsi_get_prot_op(sp->cmd) == SCSI_PROT_READ_STRIP) ||
(scsi_get_prot_op(sp->cmd) == SCSI_PROT_WRITE_INSERT))
if ((scsi_get_prot_op(cmd) == SCSI_PROT_READ_INSERT) ||
(scsi_get_prot_op(cmd) == SCSI_PROT_WRITE_STRIP) ||
(scsi_get_prot_op(cmd) == SCSI_PROT_READ_STRIP) ||
(scsi_get_prot_op(cmd) == SCSI_PROT_WRITE_INSERT))
bundling = 0;
/* Allocate CRC context from global pool */
crc_ctx_pkt = sp->ctx = dma_pool_alloc(ha->dl_dma_pool,
GFP_ATOMIC, &crc_ctx_dma);
crc_ctx_pkt = sp->u.scmd.ctx =
dma_pool_alloc(ha->dl_dma_pool, GFP_ATOMIC, &crc_ctx_dma);
if (!crc_ctx_pkt)
goto crc_queuing_error;
@ -1309,7 +1310,7 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt,
else if (cmd->sc_data_direction == DMA_FROM_DEVICE)
fcp_cmnd->additional_cdb_len |= 2;
int_to_scsilun(sp->cmd->device->lun, &fcp_cmnd->lun);
int_to_scsilun(cmd->device->lun, &fcp_cmnd->lun);
memcpy(fcp_cmnd->cdb, cmd->cmnd, cmd->cmd_len);
cmd_pkt->fcp_cmnd_dseg_len = cpu_to_le16(fcp_cmnd_len);
cmd_pkt->fcp_cmnd_dseg_address[0] = cpu_to_le32(
@ -1344,7 +1345,7 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt,
blk_size = cmd->device->sector_size;
dif_bytes = (data_bytes / blk_size) * 8;
switch (scsi_get_prot_op(sp->cmd)) {
switch (scsi_get_prot_op(GET_CMD_SP(sp))) {
case SCSI_PROT_READ_INSERT:
case SCSI_PROT_WRITE_STRIP:
total_bytes = data_bytes;
@ -1444,7 +1445,7 @@ qla24xx_start_scsi(srb_t *sp)
uint16_t tot_dsds;
struct req_que *req = NULL;
struct rsp_que *rsp = NULL;
struct scsi_cmnd *cmd = sp->cmd;
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
struct scsi_qla_host *vha = sp->fcport->vha;
struct qla_hw_data *ha = vha->hw;
char tag[2];
@ -1509,7 +1510,7 @@ qla24xx_start_scsi(srb_t *sp)
req->current_outstanding_cmd = handle;
req->outstanding_cmds[handle] = sp;
sp->handle = handle;
sp->cmd->host_scribble = (unsigned char *)(unsigned long)handle;
cmd->host_scribble = (unsigned char *)(unsigned long)handle;
req->cnt -= req_cnt;
cmd_pkt = (struct cmd_type_7 *)req->ring_ptr;
@ -1528,7 +1529,7 @@ qla24xx_start_scsi(srb_t *sp)
cmd_pkt->port_id[2] = sp->fcport->d_id.b.domain;
cmd_pkt->vp_index = sp->fcport->vp_idx;
int_to_scsilun(sp->cmd->device->lun, &cmd_pkt->lun);
int_to_scsilun(cmd->device->lun, &cmd_pkt->lun);
host_to_fcp_swap((uint8_t *)&cmd_pkt->lun, sizeof(cmd_pkt->lun));
/* Update tagged queuing modifier -- default is TSK_SIMPLE (0). */
@ -1610,7 +1611,7 @@ qla24xx_dif_start_scsi(srb_t *sp)
uint16_t fw_prot_opts = 0;
struct req_que *req = NULL;
struct rsp_que *rsp = NULL;
struct scsi_cmnd *cmd = sp->cmd;
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
struct scsi_qla_host *vha = sp->fcport->vha;
struct qla_hw_data *ha = vha->hw;
struct cmd_type_crc_2 *cmd_pkt;
@ -1727,7 +1728,7 @@ qla24xx_dif_start_scsi(srb_t *sp)
req->current_outstanding_cmd = handle;
req->outstanding_cmds[handle] = sp;
sp->handle = handle;
sp->cmd->host_scribble = (unsigned char *)(unsigned long)handle;
cmd->host_scribble = (unsigned char *)(unsigned long)handle;
req->cnt -= req_cnt;
/* Fill-in common area */
@ -1743,7 +1744,7 @@ qla24xx_dif_start_scsi(srb_t *sp)
cmd_pkt->port_id[1] = sp->fcport->d_id.b.area;
cmd_pkt->port_id[2] = sp->fcport->d_id.b.domain;
int_to_scsilun(sp->cmd->device->lun, &cmd_pkt->lun);
int_to_scsilun(cmd->device->lun, &cmd_pkt->lun);
host_to_fcp_swap((uint8_t *)&cmd_pkt->lun, sizeof(cmd_pkt->lun));
/* Total Data and protection segment(s) */
@ -1796,7 +1797,7 @@ queuing_error:
static void qla25xx_set_que(srb_t *sp, struct rsp_que **rsp)
{
struct scsi_cmnd *cmd = sp->cmd;
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
struct qla_hw_data *ha = sp->fcport->vha->hw;
int affinity = cmd->request->cpu;
@ -1817,7 +1818,6 @@ qla2x00_alloc_iocbs(scsi_qla_host_t *vha, srb_t *sp)
uint32_t index, handle;
request_t *pkt;
uint16_t cnt, req_cnt;
struct srb_ctx *ctx;
pkt = NULL;
req_cnt = 1;
@ -1847,10 +1847,8 @@ qla2x00_alloc_iocbs(scsi_qla_host_t *vha, srb_t *sp)
sp->handle = handle;
/* Adjust entry-counts as needed. */
if (sp->ctx) {
ctx = sp->ctx;
req_cnt = ctx->iocbs;
}
if (sp->type != SRB_SCSI_CMD)
req_cnt = sp->iocbs;
skip_cmd_array:
/* Check for room on request queue. */
@ -1888,8 +1886,7 @@ queuing_error:
static void
qla24xx_login_iocb(srb_t *sp, struct logio_entry_24xx *logio)
{
struct srb_ctx *ctx = sp->ctx;
struct srb_iocb *lio = ctx->u.iocb_cmd;
struct srb_iocb *lio = &sp->u.iocb_cmd;
logio->entry_type = LOGINOUT_PORT_IOCB_TYPE;
logio->control_flags = cpu_to_le16(LCF_COMMAND_PLOGI);
@ -1908,8 +1905,7 @@ static void
qla2x00_login_iocb(srb_t *sp, struct mbx_entry *mbx)
{
struct qla_hw_data *ha = sp->fcport->vha->hw;
struct srb_ctx *ctx = sp->ctx;
struct srb_iocb *lio = ctx->u.iocb_cmd;
struct srb_iocb *lio = &sp->u.iocb_cmd;
uint16_t opts;
mbx->entry_type = MBX_IOCB_TYPE;
@ -1998,8 +1994,7 @@ qla24xx_tm_iocb(srb_t *sp, struct tsk_mgmt_entry *tsk)
struct fc_port *fcport = sp->fcport;
scsi_qla_host_t *vha = fcport->vha;
struct qla_hw_data *ha = vha->hw;
struct srb_ctx *ctx = sp->ctx;
struct srb_iocb *iocb = ctx->u.iocb_cmd;
struct srb_iocb *iocb = &sp->u.iocb_cmd;
struct req_que *req = vha->req;
flags = iocb->u.tmf.flags;
@ -2026,7 +2021,7 @@ qla24xx_tm_iocb(srb_t *sp, struct tsk_mgmt_entry *tsk)
static void
qla24xx_els_iocb(srb_t *sp, struct els_entry_24xx *els_iocb)
{
struct fc_bsg_job *bsg_job = ((struct srb_ctx *)sp->ctx)->u.bsg_job;
struct fc_bsg_job *bsg_job = sp->u.bsg_job;
els_iocb->entry_type = ELS_IOCB_TYPE;
els_iocb->entry_count = 1;
@ -2040,7 +2035,7 @@ qla24xx_els_iocb(srb_t *sp, struct els_entry_24xx *els_iocb)
els_iocb->rx_dsd_count = __constant_cpu_to_le16(bsg_job->reply_payload.sg_cnt);
els_iocb->opcode =
(((struct srb_ctx *)sp->ctx)->type == SRB_ELS_CMD_RPT) ?
sp->type == SRB_ELS_CMD_RPT ?
bsg_job->request->rqst_data.r_els.els_code :
bsg_job->request->rqst_data.h_els.command_code;
els_iocb->port_id[0] = sp->fcport->d_id.b.al_pa;
@ -2077,7 +2072,7 @@ qla2x00_ct_iocb(srb_t *sp, ms_iocb_entry_t *ct_iocb)
uint16_t tot_dsds;
scsi_qla_host_t *vha = sp->fcport->vha;
struct qla_hw_data *ha = vha->hw;
struct fc_bsg_job *bsg_job = ((struct srb_ctx *)sp->ctx)->u.bsg_job;
struct fc_bsg_job *bsg_job = sp->u.bsg_job;
int loop_iterartion = 0;
int cont_iocb_prsnt = 0;
int entry_count = 1;
@ -2154,7 +2149,7 @@ qla24xx_ct_iocb(srb_t *sp, struct ct_entry_24xx *ct_iocb)
uint16_t tot_dsds;
scsi_qla_host_t *vha = sp->fcport->vha;
struct qla_hw_data *ha = vha->hw;
struct fc_bsg_job *bsg_job = ((struct srb_ctx *)sp->ctx)->u.bsg_job;
struct fc_bsg_job *bsg_job = sp->u.bsg_job;
int loop_iterartion = 0;
int cont_iocb_prsnt = 0;
int entry_count = 1;
@ -2244,12 +2239,12 @@ qla82xx_start_scsi(srb_t *sp)
struct qla_hw_data *ha = vha->hw;
struct req_que *req = NULL;
struct rsp_que *rsp = NULL;
char tag[2];
char tag[2];
/* Setup device pointers. */
ret = 0;
reg = &ha->iobase->isp82;
cmd = sp->cmd;
cmd = GET_CMD_SP(sp);
req = vha->req;
rsp = ha->rsp_q_map[0];
@ -2353,12 +2348,14 @@ sufficient_dsds:
if (req->cnt < (req_cnt + 2))
goto queuing_error;
ctx = sp->ctx = mempool_alloc(ha->ctx_mempool, GFP_ATOMIC);
if (!sp->ctx) {
ctx = sp->u.scmd.ctx =
mempool_alloc(ha->ctx_mempool, GFP_ATOMIC);
if (!ctx) {
ql_log(ql_log_fatal, vha, 0x3010,
"Failed to allocate ctx for cmd=%p.\n", cmd);
goto queuing_error;
}
memset(ctx, 0, sizeof(struct ct6_dsd));
ctx->fcp_cmnd = dma_pool_alloc(ha->fcp_cmnd_dma_pool,
GFP_ATOMIC, &ctx->fcp_cmnd_dma);
@ -2409,12 +2406,12 @@ sufficient_dsds:
if (qla24xx_build_scsi_type_6_iocbs(sp, cmd_pkt, tot_dsds))
goto queuing_error_fcp_cmnd;
int_to_scsilun(sp->cmd->device->lun, &cmd_pkt->lun);
int_to_scsilun(cmd->device->lun, &cmd_pkt->lun);
host_to_fcp_swap((uint8_t *)&cmd_pkt->lun, sizeof(cmd_pkt->lun));
/* build FCP_CMND IU */
memset(ctx->fcp_cmnd, 0, sizeof(struct fcp_cmnd));
int_to_scsilun(sp->cmd->device->lun, &ctx->fcp_cmnd->lun);
int_to_scsilun(cmd->device->lun, &ctx->fcp_cmnd->lun);
ctx->fcp_cmnd->additional_cdb_len = additional_cdb_len;
if (cmd->sc_data_direction == DMA_TO_DEVICE)
@ -2494,9 +2491,9 @@ sufficient_dsds:
cmd_pkt->port_id[2] = sp->fcport->d_id.b.domain;
cmd_pkt->vp_index = sp->fcport->vp_idx;
int_to_scsilun(sp->cmd->device->lun, &cmd_pkt->lun);
int_to_scsilun(cmd->device->lun, &cmd_pkt->lun);
host_to_fcp_swap((uint8_t *)&cmd_pkt->lun,
sizeof(cmd_pkt->lun));
sizeof(cmd_pkt->lun));
/*
* Update tagged queuing modifier -- default is TSK_SIMPLE (0).
@ -2537,7 +2534,7 @@ sufficient_dsds:
req->current_outstanding_cmd = handle;
req->outstanding_cmds[handle] = sp;
sp->handle = handle;
sp->cmd->host_scribble = (unsigned char *)(unsigned long)handle;
cmd->host_scribble = (unsigned char *)(unsigned long)handle;
req->cnt -= req_cnt;
wmb();
@ -2583,9 +2580,9 @@ queuing_error:
if (tot_dsds)
scsi_dma_unmap(cmd);
if (sp->ctx) {
mempool_free(sp->ctx, ha->ctx_mempool);
sp->ctx = NULL;
if (sp->u.scmd.ctx) {
mempool_free(sp->u.scmd.ctx, ha->ctx_mempool);
sp->u.scmd.ctx = NULL;
}
spin_unlock_irqrestore(&ha->hardware_lock, flags);
@ -2598,7 +2595,6 @@ qla2x00_start_sp(srb_t *sp)
int rval;
struct qla_hw_data *ha = sp->fcport->vha->hw;
void *pkt;
struct srb_ctx *ctx = sp->ctx;
unsigned long flags;
rval = QLA_FUNCTION_FAILED;
@ -2611,7 +2607,7 @@ qla2x00_start_sp(srb_t *sp)
}
rval = QLA_SUCCESS;
switch (ctx->type) {
switch (sp->type) {
case SRB_LOGIN_CMD:
IS_FWI2_CAPABLE(ha) ?
qla24xx_login_iocb(sp, pkt) :

297
drivers/scsi/qla2xxx/qla_isr.c
View File

@ -853,8 +853,7 @@ qla2x00_process_completed_request(struct scsi_qla_host *vha,
req->outstanding_cmds[index] = NULL;
/* Save ISP completion status */
sp->cmd->result = DID_OK << 16;
qla2x00_sp_compl(ha, sp);
sp->done(ha, sp, DID_OK << 16);
} else {
ql_log(ql_log_warn, vha, 0x3016, "Invalid SCSI SRB.\n");
@ -911,7 +910,6 @@ qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
fc_port_t *fcport;
srb_t *sp;
struct srb_iocb *lio;
struct srb_ctx *ctx;
uint16_t *data;
uint16_t status;
@ -919,9 +917,8 @@ qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
if (!sp)
return;
ctx = sp->ctx;
lio = ctx->u.iocb_cmd;
type = ctx->name;
lio = &sp->u.iocb_cmd;
type = sp->name;
fcport = sp->fcport;
data = lio->u.logio.data;
@ -945,7 +942,7 @@ qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
}
status = le16_to_cpu(mbx->status);
if (status == 0x30 && ctx->type == SRB_LOGIN_CMD &&
if (status == 0x30 && sp->type == SRB_LOGIN_CMD &&
le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE)
status = 0;
if (!status && le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) {
@ -956,7 +953,7 @@ qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
le16_to_cpu(mbx->mb1));
data[0] = MBS_COMMAND_COMPLETE;
if (ctx->type == SRB_LOGIN_CMD) {
if (sp->type == SRB_LOGIN_CMD) {
fcport->port_type = FCT_TARGET;
if (le16_to_cpu(mbx->mb1) & BIT_0)
fcport->port_type = FCT_INITIATOR;
@ -987,7 +984,7 @@ qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
le16_to_cpu(mbx->mb7));
logio_done:
lio->done(sp);
sp->done(vha, sp, 0);
}
static void
@ -996,29 +993,18 @@ qla2x00_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
{
const char func[] = "CT_IOCB";
const char *type;
struct qla_hw_data *ha = vha->hw;
srb_t *sp;
struct srb_ctx *sp_bsg;
struct fc_bsg_job *bsg_job;
uint16_t comp_status;
int res;
sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
if (!sp)
return;
sp_bsg = sp->ctx;
bsg_job = sp_bsg->u.bsg_job;
bsg_job = sp->u.bsg_job;
type = NULL;
switch (sp_bsg->type) {
case SRB_CT_CMD:
type = "ct pass-through";
break;
default:
ql_log(ql_log_warn, vha, 0x5047,
"Unrecognized SRB: (%p) type=%d.\n", sp, sp_bsg->type);
return;
}
type = "ct pass-through";
comp_status = le16_to_cpu(pkt->comp_status);
@ -1030,7 +1016,7 @@ qla2x00_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
if (comp_status != CS_COMPLETE) {
if (comp_status == CS_DATA_UNDERRUN) {
bsg_job->reply->result = DID_OK << 16;
res = DID_OK << 16;
bsg_job->reply->reply_payload_rcv_len =
le16_to_cpu(((sts_entry_t *)pkt)->rsp_info_len);
@ -1043,30 +1029,19 @@ qla2x00_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
ql_log(ql_log_warn, vha, 0x5049,
"CT pass-through-%s error "
"comp_status-status=0x%x.\n", type, comp_status);
bsg_job->reply->result = DID_ERROR << 16;
res = DID_ERROR << 16;
bsg_job->reply->reply_payload_rcv_len = 0;
}
ql_dump_buffer(ql_dbg_async + ql_dbg_buffer, vha, 0x5035,
(uint8_t *)pkt, sizeof(*pkt));
} else {
bsg_job->reply->result = DID_OK << 16;
res = DID_OK << 16;
bsg_job->reply->reply_payload_rcv_len =
bsg_job->reply_payload.payload_len;
bsg_job->reply_len = 0;
}
dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
if (sp_bsg->type == SRB_ELS_CMD_HST || sp_bsg->type == SRB_CT_CMD)
kfree(sp->fcport);
kfree(sp->ctx);
mempool_free(sp, ha->srb_mempool);
bsg_job->job_done(bsg_job);
sp->done(vha, sp, res);
}
static void
@ -1075,22 +1050,20 @@ qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
{
const char func[] = "ELS_CT_IOCB";
const char *type;
struct qla_hw_data *ha = vha->hw;
srb_t *sp;
struct srb_ctx *sp_bsg;
struct fc_bsg_job *bsg_job;
uint16_t comp_status;
uint32_t fw_status[3];
uint8_t* fw_sts_ptr;
int res;
sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
if (!sp)
return;
sp_bsg = sp->ctx;
bsg_job = sp_bsg->u.bsg_job;
bsg_job = sp->u.bsg_job;
type = NULL;
switch (sp_bsg->type) {
switch (sp->type) {
case SRB_ELS_CMD_RPT:
case SRB_ELS_CMD_HST:
type = "els";
@ -1100,7 +1073,7 @@ qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
break;
default:
ql_log(ql_log_warn, vha, 0x503e,
"Unrecognized SRB: (%p) type=%d.\n", sp, sp_bsg->type);
"Unrecognized SRB: (%p) type=%d.\n", sp, sp->type);
return;
}
@ -1116,9 +1089,9 @@ qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
if (comp_status != CS_COMPLETE) {
if (comp_status == CS_DATA_UNDERRUN) {
bsg_job->reply->result = DID_OK << 16;
res = DID_OK << 16;
bsg_job->reply->reply_payload_rcv_len =
le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->total_byte_count);
le16_to_cpu(((struct els_sts_entry_24xx *)pkt)->total_byte_count);
ql_log(ql_log_info, vha, 0x503f,
"ELS-CT pass-through-%s error hdl=%x comp_status-status=0x%x "
@ -1138,7 +1111,7 @@ qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
pkt)->error_subcode_1),
le16_to_cpu(((struct els_sts_entry_24xx *)
pkt)->error_subcode_2));
bsg_job->reply->result = DID_ERROR << 16;
res = DID_ERROR << 16;
bsg_job->reply->reply_payload_rcv_len = 0;
fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
memcpy( fw_sts_ptr, fw_status, sizeof(fw_status));
@ -1147,23 +1120,12 @@ qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
(uint8_t *)pkt, sizeof(*pkt));
}
else {
bsg_job->reply->result = DID_OK << 16;
res = DID_OK << 16;
bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len;
bsg_job->reply_len = 0;
}
dma_unmap_sg(&ha->pdev->dev,
bsg_job->request_payload.sg_list,
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
dma_unmap_sg(&ha->pdev->dev,
bsg_job->reply_payload.sg_list,
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
if ((sp_bsg->type == SRB_ELS_CMD_HST) ||
(sp_bsg->type == SRB_CT_CMD))
kfree(sp->fcport);
kfree(sp->ctx);
mempool_free(sp, ha->srb_mempool);
bsg_job->job_done(bsg_job);
sp->done(vha, sp, res);
}
static void
@ -1175,7 +1137,6 @@ qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req,
fc_port_t *fcport;
srb_t *sp;
struct srb_iocb *lio;
struct srb_ctx *ctx;
uint16_t *data;
uint32_t iop[2];
@ -1183,9 +1144,8 @@ qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req,
if (!sp)
return;
ctx = sp->ctx;
lio = ctx->u.iocb_cmd;
type = ctx->name;
lio = &sp->u.iocb_cmd;
type = sp->name;
fcport = sp->fcport;
data = lio->u.logio.data;
@ -1213,7 +1173,7 @@ qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req,
le32_to_cpu(logio->io_parameter[0]));
data[0] = MBS_COMMAND_COMPLETE;
if (ctx->type != SRB_LOGIN_CMD)
if (sp->type != SRB_LOGIN_CMD)
goto logio_done;
iop[0] = le32_to_cpu(logio->io_parameter[0]);
@ -1256,7 +1216,7 @@ qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req,
le32_to_cpu(logio->io_parameter[1]));
logio_done:
lio->done(sp);
sp->done(vha, sp, 0);
}
static void
@ -1268,7 +1228,6 @@ qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
fc_port_t *fcport;
srb_t *sp;
struct srb_iocb *iocb;
struct srb_ctx *ctx;
struct sts_entry_24xx *sts = (struct sts_entry_24xx *)tsk;
int error = 1;
@ -1276,9 +1235,8 @@ qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
if (!sp)
return;
ctx = sp->ctx;
iocb = ctx->u.iocb_cmd;
type = ctx->name;
iocb = &sp->u.iocb_cmd;
type = sp->name;
fcport = sp->fcport;
if (sts->entry_status) {
@ -1312,7 +1270,7 @@ qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
(uint8_t *)sts, sizeof(*sts));
}
iocb->done(sp);
sp->done(vha, sp, 0);
}
/**
@ -1398,25 +1356,32 @@ qla2x00_process_response_queue(struct rsp_que *rsp)
static inline void
qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len,
uint32_t sense_len, struct rsp_que *rsp)
uint32_t sense_len, struct rsp_que *rsp, int res)
{
struct scsi_qla_host *vha = sp->fcport->vha;
struct scsi_cmnd *cp = sp->cmd;
struct scsi_cmnd *cp = GET_CMD_SP(sp);
uint32_t track_sense_len;
if (sense_len >= SCSI_SENSE_BUFFERSIZE)
sense_len = SCSI_SENSE_BUFFERSIZE;
sp->request_sense_length = sense_len;
sp->request_sense_ptr = cp->sense_buffer;
if (sp->request_sense_length > par_sense_len)
SET_CMD_SENSE_LEN(sp, sense_len);
SET_CMD_SENSE_PTR(sp, cp->sense_buffer);
track_sense_len = sense_len;
if (sense_len > par_sense_len)
sense_len = par_sense_len;
memcpy(cp->sense_buffer, sense_data, sense_len);
sp->request_sense_ptr += sense_len;
sp->request_sense_length -= sense_len;
if (sp->request_sense_length != 0)
SET_CMD_SENSE_PTR(sp, cp->sense_buffer + sense_len);
track_sense_len -= sense_len;
SET_CMD_SENSE_LEN(sp, track_sense_len);
if (track_sense_len != 0) {
rsp->status_srb = sp;
cp->result = res;
}
if (sense_len) {
ql_dbg(ql_dbg_io + ql_dbg_buffer, vha, 0x301c,
@ -1444,7 +1409,7 @@ static inline int
qla2x00_handle_dif_error(srb_t *sp, struct sts_entry_24xx *sts24)
{
struct scsi_qla_host *vha = sp->fcport->vha;
struct scsi_cmnd *cmd = sp->cmd;
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
uint8_t *ap = &sts24->data[12];
uint8_t *ep = &sts24->data[20];
uint32_t e_ref_tag, a_ref_tag;
@ -1588,6 +1553,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
uint16_t que;
struct req_que *req;
int logit = 1;
int res = 0;
sts = (sts_entry_t *) pkt;
sts24 = (struct sts_entry_24xx *) pkt;
@ -1627,7 +1593,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
qla2xxx_wake_dpc(vha);
return;
}
cp = sp->cmd;
cp = GET_CMD_SP(sp);
if (cp == NULL) {
ql_dbg(ql_dbg_io, vha, 0x3018,
"Command already returned (0x%x/%p).\n",
@ -1680,7 +1646,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
"FCP I/O protocol failure (0x%x/0x%x).\n",
rsp_info_len, rsp_info[3]);
cp->result = DID_BUS_BUSY << 16;
res = DID_BUS_BUSY << 16;
goto out;
}
}
@ -1697,7 +1663,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
case CS_COMPLETE:
case CS_QUEUE_FULL:
if (scsi_status == 0) {
cp->result = DID_OK << 16;
res = DID_OK << 16;
break;
}
if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) {
@ -1712,11 +1678,11 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
"detected (0x%x of 0x%x bytes).\n",
resid, scsi_bufflen(cp));
cp->result = DID_ERROR << 16;
res = DID_ERROR << 16;
break;
}
}
cp->result = DID_OK << 16 | lscsi_status;
res = DID_OK << 16 | lscsi_status;
if (lscsi_status == SAM_STAT_TASK_SET_FULL) {
ql_dbg(ql_dbg_io, vha, 0x301b,
@ -1732,7 +1698,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
break;
qla2x00_handle_sense(sp, sense_data, par_sense_len, sense_len,
rsp);
rsp, res);
break;
case CS_DATA_UNDERRUN:
@ -1746,7 +1712,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
"(0x%x of 0x%x bytes).\n",
resid, scsi_bufflen(cp));
cp->result = DID_ERROR << 16 | lscsi_status;
res = DID_ERROR << 16 | lscsi_status;
goto check_scsi_status;
}
@ -1758,7 +1724,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
"detected (0x%x of 0x%x bytes).\n",
resid, scsi_bufflen(cp));
cp->result = DID_ERROR << 16;
res = DID_ERROR << 16;
break;
}
} else {
@ -1766,11 +1732,11 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
"Dropped frame(s) detected (0x%x "
"of 0x%x bytes).\n", resid, scsi_bufflen(cp));
cp->result = DID_ERROR << 16 | lscsi_status;
res = DID_ERROR << 16 | lscsi_status;
goto check_scsi_status;
}
cp->result = DID_OK << 16 | lscsi_status;
res = DID_OK << 16 | lscsi_status;
logit = 0;
check_scsi_status:
@ -1793,7 +1759,7 @@ check_scsi_status:
break;
qla2x00_handle_sense(sp, sense_data, par_sense_len,
sense_len, rsp);
sense_len, rsp, res);
}
break;
@ -1810,7 +1776,7 @@ check_scsi_status:
* while we try to recover so instruct the mid layer
* to requeue until the class decides how to handle this.
*/
cp->result = DID_TRANSPORT_DISRUPTED << 16;
res = DID_TRANSPORT_DISRUPTED << 16;
if (comp_status == CS_TIMEOUT) {
if (IS_FWI2_CAPABLE(ha))
@ -1829,14 +1795,14 @@ check_scsi_status:
break;
case CS_ABORTED:
cp->result = DID_RESET << 16;
res = DID_RESET << 16;
break;
case CS_DIF_ERROR:
logit = qla2x00_handle_dif_error(sp, sts24);
break;
default:
cp->result = DID_ERROR << 16;
res = DID_ERROR << 16;
break;
}
@ -1847,7 +1813,7 @@ out:
"nexus=%ld:%d:%d portid=%02x%02x%02x oxid=0x%x "
"cdb=%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x len=0x%x "
"rsp_info=0x%x resid=0x%x fw_resid=0x%x.\n",
comp_status, scsi_status, cp->result, vha->host_no,
comp_status, scsi_status, res, vha->host_no,
cp->device->id, cp->device->lun, fcport->d_id.b.domain,
fcport->d_id.b.area, fcport->d_id.b.al_pa, ox_id,
cp->cmnd[0], cp->cmnd[1], cp->cmnd[2], cp->cmnd[3],
@ -1856,7 +1822,7 @@ out:
resid_len, fw_resid_len);
if (rsp->status_srb == NULL)
qla2x00_sp_compl(ha, sp);
sp->done(ha, sp, res);
}
/**
@ -1869,84 +1835,52 @@ out:
static void
qla2x00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt)
{
uint8_t sense_sz = 0;
uint8_t sense_sz = 0;
struct qla_hw_data *ha = rsp->hw;
struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev);
srb_t *sp = rsp->status_srb;
srb_t *sp = rsp->status_srb;
struct scsi_cmnd *cp;
uint32_t sense_len;
uint8_t *sense_ptr;
if (sp != NULL && sp->request_sense_length != 0) {
cp = sp->cmd;
if (cp == NULL) {
ql_log(ql_log_warn, vha, 0x3025,
"cmd is NULL: already returned to OS (sp=%p).\n",
sp);
if (!sp || !GET_CMD_SENSE_LEN(sp))
return;
rsp->status_srb = NULL;
return;
}
sense_len = GET_CMD_SENSE_LEN(sp);
sense_ptr = GET_CMD_SENSE_PTR(sp);
if (sp->request_sense_length > sizeof(pkt->data)) {
sense_sz = sizeof(pkt->data);
} else {
sense_sz = sp->request_sense_length;
}
cp = GET_CMD_SP(sp);
if (cp == NULL) {
ql_log(ql_log_warn, vha, 0x3025,
"cmd is NULL: already returned to OS (sp=%p).\n", sp);
/* Move sense data. */
if (IS_FWI2_CAPABLE(ha))
host_to_fcp_swap(pkt->data, sizeof(pkt->data));
memcpy(sp->request_sense_ptr, pkt->data, sense_sz);
ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302c,
sp->request_sense_ptr, sense_sz);
sp->request_sense_ptr += sense_sz;
sp->request_sense_length -= sense_sz;
/* Place command on done queue. */
if (sp->request_sense_length == 0) {
rsp->status_srb = NULL;
qla2x00_sp_compl(ha, sp);
}
rsp->status_srb = NULL;
return;
}
}
static int
qla2x00_free_sp_ctx(scsi_qla_host_t *vha, srb_t *sp)
{
struct qla_hw_data *ha = vha->hw;
struct srb_ctx *ctx;
if (sense_len > sizeof(pkt->data))
sense_sz = sizeof(pkt->data);
else
sense_sz = sense_len;
if (!sp->ctx)
return 1;
/* Move sense data. */
if (IS_FWI2_CAPABLE(ha))
host_to_fcp_swap(pkt->data, sizeof(pkt->data));
memcpy(sense_ptr, pkt->data, sense_sz);
ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302c,
sense_ptr, sense_sz);
ctx = sp->ctx;
sense_len -= sense_sz;
sense_ptr += sense_sz;
if (ctx->type == SRB_LOGIN_CMD ||
ctx->type == SRB_LOGOUT_CMD ||
ctx->type == SRB_TM_CMD) {
ctx->u.iocb_cmd->done(sp);
return 0;
} else if (ctx->type == SRB_ADISC_CMD) {
ctx->u.iocb_cmd->free(sp);
return 0;
} else {
struct fc_bsg_job *bsg_job;
SET_CMD_SENSE_PTR(sp, sense_ptr);
SET_CMD_SENSE_LEN(sp, sense_len);
bsg_job = ctx->u.bsg_job;
if (ctx->type == SRB_ELS_CMD_HST ||
ctx->type == SRB_CT_CMD)
kfree(sp->fcport);
bsg_job->reply->reply_data.ctels_reply.status =
FC_CTELS_STATUS_OK;
bsg_job->reply->result = DID_ERROR << 16;
bsg_job->reply->reply_payload_rcv_len = 0;
kfree(sp->ctx);
mempool_free(sp, ha->srb_mempool);
bsg_job->job_done(bsg_job);
return 0;
/* Place command on done queue. */
if (sense_len == 0) {
rsp->status_srb = NULL;
sp->done(ha, sp, cp->result);
}
return 1;
}
/**
@ -1962,43 +1896,18 @@ qla2x00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, sts_entry_t *pkt)
const char func[] = "ERROR-IOCB";
uint16_t que = MSW(pkt->handle);
struct req_que *req = ha->req_q_map[que];
int res = DID_ERROR << 16;
if (pkt->entry_status & RF_INV_E_ORDER)
ql_dbg(ql_dbg_async, vha, 0x502a,
"Invalid Entry Order.\n");
else if (pkt->entry_status & RF_INV_E_COUNT)
ql_dbg(ql_dbg_async, vha, 0x502b,
"Invalid Entry Count.\n");
else if (pkt->entry_status & RF_INV_E_PARAM)
ql_dbg(ql_dbg_async, vha, 0x502c,
"Invalid Entry Parameter.\n");
else if (pkt->entry_status & RF_INV_E_TYPE)
ql_dbg(ql_dbg_async, vha, 0x502d,
"Invalid Entry Type.\n");
else if (pkt->entry_status & RF_BUSY)
ql_dbg(ql_dbg_async, vha, 0x502e,
"Busy.\n");
else
ql_dbg(ql_dbg_async, vha, 0x502f,
"UNKNOWN flag error.\n");
ql_dbg(ql_dbg_async, vha, 0x502a,
"type of error status in response: 0x%x\n", pkt->entry_status);
if (pkt->entry_status & RF_BUSY)
res = DID_BUS_BUSY << 16;
sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
if (sp) {
if (qla2x00_free_sp_ctx(vha, sp)) {
if (pkt->entry_status &
(RF_INV_E_ORDER | RF_INV_E_COUNT |
RF_INV_E_PARAM | RF_INV_E_TYPE)) {
sp->cmd->result = DID_ERROR << 16;
} else if (pkt->entry_status & RF_BUSY) {
sp->cmd->result = DID_BUS_BUSY << 16;
} else {
sp->cmd->result = DID_ERROR << 16;
}
qla2x00_sp_compl(ha, sp);
}
} else if (pkt->entry_type == COMMAND_A64_TYPE || pkt->entry_type ==
COMMAND_TYPE || pkt->entry_type == COMMAND_TYPE_7
|| pkt->entry_type == COMMAND_TYPE_6) {
if (sp)
sp->done(ha, sp, res);
else {
ql_log(ql_log_warn, vha, 0x5030,
"Error entry - invalid handle.\n");

3
drivers/scsi/qla2xxx/qla_mbx.c
View File

@ -874,6 +874,7 @@ qla2x00_abort_command(srb_t *sp)
scsi_qla_host_t *vha = fcport->vha;
struct qla_hw_data *ha = vha->hw;
struct req_que *req = vha->req;
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
ql_dbg(ql_dbg_mbx, vha, 0x103b, "Entered %s.\n", __func__);
@ -896,7 +897,7 @@ qla2x00_abort_command(srb_t *sp)
mcp->mb[1] = fcport->loop_id << 8;
mcp->mb[2] = (uint16_t)handle;
mcp->mb[3] = (uint16_t)(handle >> 16);
mcp->mb[6] = (uint16_t)sp->cmd->device->lun;
mcp->mb[6] = (uint16_t)cmd->device->lun;
mcp->out_mb = MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->in_mb = MBX_0;
mcp->tov = MBX_TOV_SECONDS;

2
drivers/scsi/qla2xxx/qla_nx.c
View File

@ -3608,7 +3608,7 @@ qla82xx_chip_reset_cleanup(scsi_qla_host_t *vha)
for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
sp = req->outstanding_cmds[cnt];
if (sp) {
if (!sp->ctx ||
if (!sp->u.scmd.ctx ||
(sp->flags & SRB_FCP_CMND_DMA_VALID)) {
spin_unlock_irqrestore(
&ha->hardware_lock, flags);

206
drivers/scsi/qla2xxx/qla_os.c
View File

@ -304,7 +304,6 @@ static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t,
struct req_que **, struct rsp_que **);
static void qla2x00_free_fw_dump(struct qla_hw_data *);
static void qla2x00_mem_free(struct qla_hw_data *);
static void qla2x00_sp_free_dma(srb_t *);
/* -------------------------------------------------------------------------- */
static int qla2x00_alloc_queues(struct qla_hw_data *ha)
@ -559,28 +558,75 @@ qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str)
return str;
}
static inline srb_t *
qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport,
struct scsi_cmnd *cmd)
void
qla2x00_sp_free_dma(void *vha, void *ptr)
{
srb_t *sp;
struct qla_hw_data *ha = vha->hw;
srb_t *sp = (srb_t *)ptr;
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
struct qla_hw_data *ha = sp->fcport->vha->hw;
void *ctx = GET_CMD_CTX_SP(sp);
sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC);
if (!sp) {
ql_log(ql_log_warn, vha, 0x3006,
"Memory allocation failed for sp.\n");
return sp;
if (sp->flags & SRB_DMA_VALID) {
scsi_dma_unmap(cmd);
sp->flags &= ~SRB_DMA_VALID;
}
atomic_set(&sp->ref_count, 1);
sp->fcport = fcport;
sp->cmd = cmd;
sp->flags = 0;
CMD_SP(cmd) = (void *)sp;
sp->ctx = NULL;
if (sp->flags & SRB_CRC_PROT_DMA_VALID) {
dma_unmap_sg(&ha->pdev->dev, scsi_prot_sglist(cmd),
scsi_prot_sg_count(cmd), cmd->sc_data_direction);
sp->flags &= ~SRB_CRC_PROT_DMA_VALID;
}
return sp;
if (sp->flags & SRB_CRC_CTX_DSD_VALID) {
/* List assured to be having elements */
qla2x00_clean_dsd_pool(ha, sp);
sp->flags &= ~SRB_CRC_CTX_DSD_VALID;
}
if (sp->flags & SRB_CRC_CTX_DMA_VALID) {
dma_pool_free(ha->dl_dma_pool, ctx,
((struct crc_context *)ctx)->crc_ctx_dma);
sp->flags &= ~SRB_CRC_CTX_DMA_VALID;
}
if (sp->flags & SRB_FCP_CMND_DMA_VALID) {
struct ct6_dsd *ctx1 = (struct ct6_dsd *)ctx;
dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd,
ctx1->fcp_cmnd_dma);
list_splice(&ctx1->dsd_list, &ha->gbl_dsd_list);
ha->gbl_dsd_inuse -= ctx1->dsd_use_cnt;
ha->gbl_dsd_avail += ctx1->dsd_use_cnt;
mempool_free(ctx1, ha->ctx_mempool);
ctx1 = NULL;
}
CMD_SP(cmd) = NULL;
mempool_free(sp, ha->srb_mempool);
}
static void
qla2x00_sp_compl(void *data, void *ptr, int res)
{
struct qla_hw_data *ha = (struct qla_hw_data *)data;
srb_t *sp = (srb_t *)ptr;
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
cmd->result = res;
if (atomic_read(&sp->ref_count) == 0) {
ql_dbg(ql_dbg_io, sp->fcport->vha, 0x3015,
"SP reference-count to ZERO -- sp=%p cmd=%p.\n",
sp, GET_CMD_SP(sp));
if (ql2xextended_error_logging & ql_dbg_io)
BUG();
return;
}
if (!atomic_dec_and_test(&sp->ref_count))
return;
qla2x00_sp_free_dma(ha, sp);
cmd->scsi_done(cmd);
}
static int
@ -644,10 +690,17 @@ qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
goto qc24_target_busy;
}
sp = qla2x00_get_new_sp(base_vha, fcport, cmd);
sp = qla2x00_get_sp(base_vha, fcport, GFP_ATOMIC);
if (!sp)
goto qc24_host_busy;
sp->u.scmd.cmd = cmd;
sp->type = SRB_SCSI_CMD;
atomic_set(&sp->ref_count, 1);
CMD_SP(cmd) = (void *)sp;
sp->free = qla2x00_sp_free_dma;
sp->done = qla2x00_sp_compl;
rval = ha->isp_ops->start_scsi(sp);
if (rval != QLA_SUCCESS) {
ql_dbg(ql_dbg_io, vha, 0x3013,
@ -658,8 +711,7 @@ qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
return 0;
qc24_host_busy_free_sp:
qla2x00_sp_free_dma(sp);
mempool_free(sp, ha->srb_mempool);
qla2x00_sp_free_dma(ha, sp);
qc24_host_busy:
return SCSI_MLQUEUE_HOST_BUSY;
@ -893,7 +945,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
}
spin_lock_irqsave(&ha->hardware_lock, flags);
qla2x00_sp_compl(ha, sp);
sp->done(ha, sp, 0);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
/* Did the command return during mailbox execution? */
@ -925,6 +977,7 @@ qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
struct qla_hw_data *ha = vha->hw;
struct req_que *req;
srb_t *sp;
struct scsi_cmnd *cmd;
status = QLA_SUCCESS;
@ -935,28 +988,29 @@ qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
sp = req->outstanding_cmds[cnt];
if (!sp)
continue;
if ((sp->ctx) && !IS_PROT_IO(sp))
if (sp->type != SRB_SCSI_CMD)
continue;
if (vha->vp_idx != sp->fcport->vha->vp_idx)
continue;
match = 0;
cmd = GET_CMD_SP(sp);
switch (type) {
case WAIT_HOST:
match = 1;
break;
case WAIT_TARGET:
match = sp->cmd->device->id == t;
match = cmd->device->id == t;
break;
case WAIT_LUN:
match = (sp->cmd->device->id == t &&
sp->cmd->device->lun == l);
match = (cmd->device->id == t &&
cmd->device->lun == l);
break;
}
if (!match)
continue;
spin_unlock_irqrestore(&ha->hardware_lock, flags);
status = qla2x00_eh_wait_on_command(sp->cmd);
status = qla2x00_eh_wait_on_command(cmd);
spin_lock_irqsave(&ha->hardware_lock, flags);
}
spin_unlock_irqrestore(&ha->hardware_lock, flags);
@ -1249,7 +1303,6 @@ qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
int que, cnt;
unsigned long flags;
srb_t *sp;
struct srb_ctx *ctx;
struct qla_hw_data *ha = vha->hw;
struct req_que *req;
@ -1262,31 +1315,7 @@ qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
sp = req->outstanding_cmds[cnt];
if (sp) {
req->outstanding_cmds[cnt] = NULL;
if (!sp->ctx ||
(sp->flags & SRB_FCP_CMND_DMA_VALID) ||
IS_PROT_IO(sp)) {
sp->cmd->result = res;
qla2x00_sp_compl(ha, sp);
} else {
ctx = sp->ctx;
if (ctx->type == SRB_ELS_CMD_RPT ||
ctx->type == SRB_ELS_CMD_HST ||
ctx->type == SRB_CT_CMD) {
struct fc_bsg_job *bsg_job =
ctx->u.bsg_job;
if (bsg_job->request->msgcode
== FC_BSG_HST_CT)
kfree(sp->fcport);
bsg_job->req->errors = 0;
bsg_job->reply->result = res;
bsg_job->job_done(bsg_job);
kfree(sp->ctx);
mempool_free(sp,
ha->srb_mempool);
} else {
ctx->u.iocb_cmd->free(sp);
}
}
sp->done(vha, sp, res);
}
}
}
@ -3820,75 +3849,6 @@ qla2x00_rst_aen(scsi_qla_host_t *vha)
}
}
static void
qla2x00_sp_free_dma(srb_t *sp)
{
struct scsi_cmnd *cmd = sp->cmd;
struct qla_hw_data *ha = sp->fcport->vha->hw;
if (sp->flags & SRB_DMA_VALID) {
scsi_dma_unmap(cmd);
sp->flags &= ~SRB_DMA_VALID;
}
if (sp->flags & SRB_CRC_PROT_DMA_VALID) {
dma_unmap_sg(&ha->pdev->dev, scsi_prot_sglist(cmd),
scsi_prot_sg_count(cmd), cmd->sc_data_direction);
sp->flags &= ~SRB_CRC_PROT_DMA_VALID;
}
if (sp->flags & SRB_CRC_CTX_DSD_VALID) {
/* List assured to be having elements */
qla2x00_clean_dsd_pool(ha, sp);
sp->flags &= ~SRB_CRC_CTX_DSD_VALID;
}
if (sp->flags & SRB_CRC_CTX_DMA_VALID) {
dma_pool_free(ha->dl_dma_pool, sp->ctx,
((struct crc_context *)sp->ctx)->crc_ctx_dma);
sp->flags &= ~SRB_CRC_CTX_DMA_VALID;
}
if (sp->flags & SRB_FCP_CMND_DMA_VALID) {
struct ct6_dsd *ctx = sp->ctx;
dma_pool_free(ha->fcp_cmnd_dma_pool, ctx->fcp_cmnd,
ctx->fcp_cmnd_dma);
list_splice(&ctx->dsd_list, &ha->gbl_dsd_list);
ha->gbl_dsd_inuse -= ctx->dsd_use_cnt;
ha->gbl_dsd_avail += ctx->dsd_use_cnt;
mempool_free(sp->ctx, ha->ctx_mempool);
sp->ctx = NULL;
}
CMD_SP(cmd) = NULL;
}
static void
qla2x00_sp_final_compl(struct qla_hw_data *ha, srb_t *sp)
{
struct scsi_cmnd *cmd = sp->cmd;
qla2x00_sp_free_dma(sp);
mempool_free(sp, ha->srb_mempool);
cmd->scsi_done(cmd);
}
void
qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp)
{
if (atomic_read(&sp->ref_count) == 0) {
ql_dbg(ql_dbg_io, sp->fcport->vha, 0x3015,
"SP reference-count to ZERO -- sp=%p cmd=%p.\n",
sp, sp->cmd);
if (ql2xextended_error_logging & ql_dbg_io)
BUG();
return;
}
if (!atomic_dec_and_test(&sp->ref_count))
return;
qla2x00_sp_final_compl(ha, sp);
}
/**************************************************************************
* qla2x00_timer
*
@ -3959,7 +3919,7 @@ qla2x00_timer(scsi_qla_host_t *vha)
sp = req->outstanding_cmds[index];
if (!sp)
continue;
if (sp->ctx && !IS_PROT_IO(sp))
if (sp->type != SRB_SCSI_CMD)
continue;
sfcp = sp->fcport;
if (!(sfcp->flags & FCF_FCP2_DEVICE))