els->type =
(bsg_job->request->msgcode == FC_BSG_RPT_ELS ?
SRB_ELS_CMD_RPT : SRB_ELS_CMD_HST);
+ els->name =
+ (bsg_job->request->msgcode == FC_BSG_RPT_ELS ?
+ "bsg_els_rpt" : "bsg_els_hst");
els->u.bsg_job = bsg_job;
DEBUG2(qla_printk(KERN_INFO, ha,
ct = sp->ctx;
ct->type = SRB_CT_CMD;
+ ct->name = "bsg_ct";
ct->u.bsg_job = bsg_job;
DEBUG2(qla_printk(KERN_INFO, ha,
#define SRB_LOGIN_SKIP_PRLI BIT_2
uint16_t data[2];
} logio;
+ struct {
+ /*
+ * Values for flags field below are as
+ * defined in tsk_mgmt_entry struct
+ * for control_flags field in qla_fw.h.
+ */
+ uint32_t flags;
+ uint32_t lun;
+ uint32_t data;
+ } tmf;
+ struct {
+ /*
+ * values for modif field below are as
+ * defined in mrk_entry_24xx struct
+ * for the modifier field in qla_fw.h.
+ */
+ uint8_t modif;
+ uint16_t lun;
+ uint32_t data;
+ } marker;
} u;
struct timer_list timer;
#define SRB_ELS_CMD_HST 4
#define SRB_CT_CMD 5
#define SRB_ADISC_CMD 6
+#define SRB_TM_CMD 7
+#define SRB_MARKER_CMD 8
struct srb_ctx {
uint16_t type;
extern int qla2x00_async_logout(struct scsi_qla_host *, fc_port_t *);
extern int qla2x00_async_adisc(struct scsi_qla_host *, fc_port_t *,
uint16_t *);
+extern int qla2x00_async_tm_cmd(fc_port_t *, uint32_t, uint32_t, uint32_t);
+extern int qla2x00_async_marker(fc_port_t *, uint16_t, uint8_t);
extern void qla2x00_async_login_done(struct scsi_qla_host *, fc_port_t *,
uint16_t *);
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_async_marker_done(struct scsi_qla_host *, fc_port_t *,
+ struct srb_iocb *);
extern fc_port_t *
qla2x00_alloc_fcport(scsi_qla_host_t *, gfp_t );
extern int ql2xshiftctondsd;
extern int ql2xdbwr;
extern int ql2xdontresethba;
+extern int ql2xasynctmfenable;
extern int qla2x00_loop_reset(scsi_qla_host_t *);
extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);
#define ELS_TMO_2_RATOV(ha) ((ha)->r_a_tov / 10 * 2)
static void
-qla2x00_async_logio_timeout(srb_t *sp)
+qla2x00_async_iocb_timeout(srb_t *sp)
{
fc_port_t *fcport = sp->fcport;
struct srb_ctx *ctx = sp->ctx;
ctx->type = SRB_LOGIN_CMD;
ctx->name = "login";
lio = ctx->u.iocb_cmd;
- lio->timeout = qla2x00_async_logio_timeout;
+ lio->timeout = qla2x00_async_iocb_timeout;
lio->done = qla2x00_async_login_ctx_done;
lio->u.logio.flags |= SRB_LOGIN_COND_PLOGI;
if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
ctx->type = SRB_LOGOUT_CMD;
ctx->name = "logout";
lio = ctx->u.iocb_cmd;
- lio->timeout = qla2x00_async_logio_timeout;
+ lio->timeout = qla2x00_async_iocb_timeout;
lio->done = qla2x00_async_logout_ctx_done;
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS)
ctx->type = SRB_ADISC_CMD;
ctx->name = "adisc";
lio = ctx->u.iocb_cmd;
- lio->timeout = qla2x00_async_logio_timeout;
+ lio->timeout = qla2x00_async_iocb_timeout;
lio->done = qla2x00_async_adisc_ctx_done;
if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
lio->u.logio.flags |= SRB_LOGIN_RETRIED;
return rval;
}
+static void
+qla2x00_async_tm_cmd_ctx_done(srb_t *sp)
+{
+ struct srb_ctx *ctx = sp->ctx;
+ struct srb_iocb *iocb = (struct srb_iocb *)ctx->u.iocb_cmd;
+
+ qla2x00_async_tm_cmd_done(sp->fcport->vha, sp->fcport, iocb);
+ iocb->free(sp);
+}
+
+int
+qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
+ uint32_t tag)
+{
+ struct scsi_qla_host *vha = fcport->vha;
+ struct qla_hw_data *ha = vha->hw;
+ 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),
+ ELS_TMO_2_RATOV(ha) + 2);
+ 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;
+ tcf->u.tmf.lun = lun;
+ tcf->u.tmf.data = tag;
+ tcf->timeout = qla2x00_async_iocb_timeout;
+ tcf->done = qla2x00_async_tm_cmd_ctx_done;
+
+ rval = qla2x00_start_sp(sp);
+ if (rval != QLA_SUCCESS)
+ goto done_free_sp;
+
+ DEBUG2(printk(KERN_DEBUG
+ "scsi(%ld:%x): Async-tmf - loop-id=%x portid=%02x%02x%02x.\n",
+ fcport->vha->host_no, sp->handle, fcport->loop_id,
+ fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
+
+ return rval;
+
+done_free_sp:
+ tcf->free(sp);
+done:
+ return rval;
+}
+
+static void
+qla2x00_async_marker_ctx_done(srb_t *sp)
+{
+ struct srb_ctx *ctx = sp->ctx;
+ struct srb_iocb *iocb = (struct srb_iocb *)ctx->u.iocb_cmd;
+
+ qla2x00_async_marker_done(sp->fcport->vha, sp->fcport, iocb);
+ iocb->free(sp);
+}
+
+int
+qla2x00_async_marker(fc_port_t *fcport, uint16_t lun, uint8_t modif)
+{
+ struct scsi_qla_host *vha = fcport->vha;
+ srb_t *sp;
+ struct srb_ctx *ctx;
+ struct srb_iocb *mrk;
+ int rval;
+
+ rval = QLA_FUNCTION_FAILED;
+ sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx), 0);
+ if (!sp)
+ goto done;
+
+ ctx = sp->ctx;
+ ctx->type = SRB_MARKER_CMD;
+ ctx->name = "marker";
+ mrk = ctx->u.iocb_cmd;
+ mrk->u.marker.lun = lun;
+ mrk->u.marker.modif = modif;
+ mrk->timeout = qla2x00_async_iocb_timeout;
+ mrk->done = qla2x00_async_marker_ctx_done;
+
+ rval = qla2x00_start_sp(sp);
+ if (rval != QLA_SUCCESS)
+ goto done_free_sp;
+
+ DEBUG2(printk(KERN_DEBUG
+ "scsi(%ld:%x): Async-marker - loop-id=%x "
+ "portid=%02x%02x%02x.\n",
+ fcport->vha->host_no, sp->handle, fcport->loop_id,
+ fcport->d_id.b.domain, fcport->d_id.b.area,
+ fcport->d_id.b.al_pa));
+
+ return rval;
+
+done_free_sp:
+ mrk->free(sp);
+done:
+ return rval;
+}
+
void
qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport,
uint16_t *data)
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_async_marker(fcport, lun,
+ flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
+
+ if ((rval != QLA_SUCCESS) || iocb->u.tmf.data) {
+ DEBUG2_3_11(printk(KERN_WARNING
+ "%s(%ld): TM IOCB failed (%x).\n",
+ __func__, vha->host_no, rval));
+ }
+
+ return;
+}
+
+void
+qla2x00_async_marker_done(struct scsi_qla_host *vha, fc_port_t *fcport,
+ struct srb_iocb *iocb)
+{
+ /*
+ * Currently we dont have any specific post response processing
+ * for this IOCB. We'll just return success or failed
+ * depending on whether the IOCB command succeeded or failed.
+ */
+ if (iocb->u.tmf.data) {
+ DEBUG2_3_11(printk(KERN_WARNING
+ "%s(%ld): Marker IOCB failed (%x).\n",
+ __func__, vha->host_no, iocb->u.tmf.data));
+ }
+
+ return;
+}
+
/****************************************************************************/
/* QLogic ISP2x00 Hardware Support Functions. */
/****************************************************************************/
}
static void
+qla24xx_tm_iocb(srb_t *sp, struct tsk_mgmt_entry *tsk)
+{
+ uint32_t flags;
+ unsigned int lun;
+ 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 req_que *req = vha->req;
+
+ flags = iocb->u.tmf.flags;
+ lun = iocb->u.tmf.lun;
+
+ tsk->entry_type = TSK_MGMT_IOCB_TYPE;
+ tsk->entry_count = 1;
+ tsk->handle = MAKE_HANDLE(req->id, tsk->handle);
+ tsk->nport_handle = cpu_to_le16(fcport->loop_id);
+ tsk->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
+ tsk->control_flags = cpu_to_le32(flags);
+ tsk->port_id[0] = fcport->d_id.b.al_pa;
+ tsk->port_id[1] = fcport->d_id.b.area;
+ tsk->port_id[2] = fcport->d_id.b.domain;
+ tsk->vp_index = fcport->vp_idx;
+
+ if (flags == TCF_LUN_RESET) {
+ int_to_scsilun(lun, &tsk->lun);
+ host_to_fcp_swap((uint8_t *)&tsk->lun,
+ sizeof(tsk->lun));
+ }
+}
+
+static void
+qla24xx_marker_iocb(srb_t *sp, struct mrk_entry_24xx *mrk)
+{
+ uint16_t lun;
+ uint8_t modif;
+ struct fc_port *fcport = sp->fcport;
+ scsi_qla_host_t *vha = fcport->vha;
+ struct srb_ctx *ctx = sp->ctx;
+ struct srb_iocb *iocb = ctx->u.iocb_cmd;
+ struct req_que *req = vha->req;
+
+ lun = iocb->u.marker.lun;
+ modif = iocb->u.marker.modif;
+ mrk->entry_type = MARKER_TYPE;
+ mrk->modifier = modif;
+ if (modif != MK_SYNC_ALL) {
+ mrk->nport_handle = cpu_to_le16(fcport->loop_id);
+ mrk->lun[1] = LSB(lun);
+ mrk->lun[2] = MSB(lun);
+ host_to_fcp_swap(mrk->lun, sizeof(mrk->lun));
+ mrk->vp_index = vha->vp_idx;
+ mrk->handle = MAKE_HANDLE(req->id, mrk->handle);
+ }
+}
+
+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;
qla24xx_adisc_iocb(sp, pkt) :
qla2x00_adisc_iocb(sp, pkt);
break;
+ case SRB_TM_CMD:
+ qla24xx_tm_iocb(sp, pkt);
+ break;
+ case SRB_MARKER_CMD:
+ qla24xx_marker_iocb(sp, pkt);
+ break;
default:
break;
}
lio->done(sp);
}
+static void
+qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
+ struct tsk_mgmt_entry *tsk)
+{
+ const char func[] = "TMF-IOCB";
+ const char *type;
+ 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;
+
+ sp = qla2x00_get_sp_from_handle(vha, func, req, tsk);
+ if (!sp)
+ return;
+
+ ctx = sp->ctx;
+ iocb = ctx->u.iocb_cmd;
+ type = ctx->name;
+ fcport = sp->fcport;
+
+ if (sts->entry_status) {
+ DEBUG2(printk(KERN_WARNING
+ "scsi(%ld:%x): Async-%s error - entry-status(%x).\n",
+ fcport->vha->host_no, sp->handle, type,
+ sts->entry_status));
+ } else if (sts->comp_status != __constant_cpu_to_le16(CS_COMPLETE)) {
+ DEBUG2(printk(KERN_WARNING
+ "scsi(%ld:%x): Async-%s error - completion status(%x).\n",
+ fcport->vha->host_no, sp->handle, type,
+ sts->comp_status));
+ } else if (!(le16_to_cpu(sts->scsi_status) &
+ SS_RESPONSE_INFO_LEN_VALID)) {
+ DEBUG2(printk(KERN_WARNING
+ "scsi(%ld:%x): Async-%s error - no response info(%x).\n",
+ fcport->vha->host_no, sp->handle, type,
+ sts->scsi_status));
+ } else if (le32_to_cpu(sts->rsp_data_len) < 4) {
+ DEBUG2(printk(KERN_WARNING
+ "scsi(%ld:%x): Async-%s error - not enough response(%d).\n",
+ fcport->vha->host_no, sp->handle, type,
+ sts->rsp_data_len));
+ } else if (sts->data[3]) {
+ DEBUG2(printk(KERN_WARNING
+ "scsi(%ld:%x): Async-%s error - response(%x).\n",
+ fcport->vha->host_no, sp->handle, type,
+ sts->data[3]));
+ } else {
+ error = 0;
+ }
+
+ if (error) {
+ iocb->u.tmf.data = error;
+ DEBUG2(qla2x00_dump_buffer((uint8_t *)sts, sizeof(*sts)));
+ }
+
+ iocb->done(sp);
+}
+
+static void
+qla24xx_marker_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
+ struct mrk_entry_24xx *mrk)
+{
+ const char func[] = "MRK-IOCB";
+ const char *type;
+ fc_port_t *fcport;
+ srb_t *sp;
+ struct srb_iocb *iocb;
+ struct srb_ctx *ctx;
+ struct sts_entry_24xx *sts = (struct sts_entry_24xx *)mrk;
+
+ sp = qla2x00_get_sp_from_handle(vha, func, req, mrk);
+ if (!sp)
+ return;
+
+ ctx = sp->ctx;
+ iocb = ctx->u.iocb_cmd;
+ type = ctx->name;
+ fcport = sp->fcport;
+
+ if (sts->entry_status) {
+ iocb->u.marker.data = 1;
+ DEBUG2(printk(KERN_WARNING
+ "scsi(%ld:%x): Async-%s error entry - entry-status=%x.\n",
+ fcport->vha->host_no, sp->handle, type,
+ sts->entry_status));
+ DEBUG2(qla2x00_dump_buffer((uint8_t *)mrk, sizeof(*sts)));
+ }
+
+ iocb->done(sp);
+}
+
/**
* qla2x00_process_response_queue() - Process response queue entries.
* @ha: SCSI driver HA context
case MBX_IOCB_TYPE:
qla2x00_mbx_iocb_entry(vha, rsp->req,
(struct mbx_entry *)pkt);
+ break;
default:
/* Type Not Supported. */
DEBUG4(printk(KERN_WARNING
qla24xx_logio_entry(vha, rsp->req,
(struct logio_entry_24xx *)pkt);
break;
+ case TSK_MGMT_IOCB_TYPE:
+ qla24xx_tm_iocb_entry(vha, rsp->req,
+ (struct tsk_mgmt_entry *)pkt);
+ break;
+ case MARKER_TYPE:
+ qla24xx_marker_iocb_entry(vha, rsp->req,
+ (struct mrk_entry_24xx *)pkt);
+ break;
case CT_IOCB_TYPE:
qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE);
clear_bit(MBX_INTERRUPT, &vha->hw->mbx_cmd_flags);
int
qla24xx_abort_target(struct fc_port *fcport, unsigned int l, int tag)
{
+ struct qla_hw_data *ha = fcport->vha->hw;
+
+ if ((ql2xasynctmfenable) && IS_FWI2_CAPABLE(ha))
+ return qla2x00_async_tm_cmd(fcport, TCF_TARGET_RESET, l, tag);
+
return __qla24xx_issue_tmf("Target", TCF_TARGET_RESET, fcport, l, tag);
}
int
qla24xx_lun_reset(struct fc_port *fcport, unsigned int l, int tag)
{
+ struct qla_hw_data *ha = fcport->vha->hw;
+
+ if ((ql2xasynctmfenable) && IS_FWI2_CAPABLE(ha))
+ return qla2x00_async_tm_cmd(fcport, TCF_LUN_RESET, l, tag);
+
return __qla24xx_issue_tmf("Lun", TCF_LUN_RESET, fcport, l, tag);
}
" 1 -- Do not reset on failure.\n");
+int ql2xasynctmfenable;
+module_param(ql2xasynctmfenable, int, S_IRUGO|S_IRUSR);
+MODULE_PARM_DESC(ql2xasynctmfenable,
+ "Enables issue of TM IOCBs asynchronously via IOCB mechanism"
+ "Default is 0 - Issue TM IOCBs via mailbox mechanism.");
/*
* SCSI host template entry points
*/
projects / platform / kernel / linux-rpi.git / commitdiff