ISPs which support this feature include 23xx and above.
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
#define SRB_DMA_VALID BIT_0 /* Command sent to ISP */
/*
+ * SRB extensions.
+ */
+struct srb_ctx {
+#define SRB_LOGIN_CMD 1
+#define SRB_LOGOUT_CMD 2
+ uint16_t type;
+ struct timer_list timer;
+
+ void (*free)(srb_t *sp);
+ void (*timeout)(srb_t *sp);
+};
+
+struct srb_logio {
+ struct srb_ctx ctx;
+
+#define SRB_LOGIN_RETRIED BIT_0
+#define SRB_LOGIN_COND_PLOGI BIT_1
+#define SRB_LOGIN_SKIP_PRLI BIT_2
+ uint16_t flags;
+};
+
+/*
* ISP I/O Register Set structure definitions.
*/
struct device_reg_2xxx {
enum qla_work_type {
QLA_EVT_AEN,
QLA_EVT_IDC_ACK,
+ QLA_EVT_ASYNC_LOGIN,
+ QLA_EVT_ASYNC_LOGIN_DONE,
+ QLA_EVT_ASYNC_LOGOUT,
+ QLA_EVT_ASYNC_LOGOUT_DONE,
};
#define QLA_IDC_ACK_REGS 7
uint16_t mb[QLA_IDC_ACK_REGS];
} idc_ack;
+ struct {
+ struct fc_port *fcport;
+#define QLA_LOGIO_LOGIN_RETRIED BIT_0
+ u16 data[2];
+ } logio;
} u;
};
(ha)->flags.msix_enabled)
#define IS_FAC_REQUIRED(ha) (IS_QLA81XX(ha))
#define IS_NOCACHE_VPD_TYPE(ha) (IS_QLA81XX(ha))
+#define IS_ALOGIO_CAPABLE(ha) (IS_QLA23XX(ha) || IS_FWI2_CAPABLE(ha))
#define IS_IIDMA_CAPABLE(ha) ((ha)->device_type & DT_IIDMA)
#define IS_FWI2_CAPABLE(ha) ((ha)->device_type & DT_FWI2)
extern void qla84xx_put_chip(struct scsi_qla_host *);
+extern int qla2x00_async_login(struct scsi_qla_host *, fc_port_t *,
+ uint16_t *);
+extern int qla2x00_async_logout(struct scsi_qla_host *, fc_port_t *);
+extern int qla2x00_async_login_done(struct scsi_qla_host *, fc_port_t *,
+ uint16_t *);
+extern int qla2x00_async_logout_done(struct scsi_qla_host *, fc_port_t *,
+ uint16_t *);
+
/*
* Global Data in qla_os.c source file.
*/
extern int qla2x00_post_aen_work(struct scsi_qla_host *, enum
fc_host_event_code, u32);
extern int qla2x00_post_idc_ack_work(struct scsi_qla_host *, uint16_t *);
+extern int qla2x00_post_async_login_work(struct scsi_qla_host *, fc_port_t *,
+ uint16_t *);
+extern int qla2x00_post_async_login_done_work(struct scsi_qla_host *,
+ fc_port_t *, uint16_t *);
+extern int qla2x00_post_async_logout_work(struct scsi_qla_host *, fc_port_t *,
+ uint16_t *);
+extern int qla2x00_post_async_logout_done_work(struct scsi_qla_host *,
+ fc_port_t *, uint16_t *);
+
extern int qla81xx_restart_mpi_firmware(scsi_qla_host_t *);
extern void qla2x00_abort_fcport_cmds(fc_port_t *);
struct qla_hw_data *);
extern void qla2x00_free_host(struct scsi_qla_host *);
extern void qla2x00_relogin(struct scsi_qla_host *);
+extern void qla2x00_do_work(struct scsi_qla_host *);
+
/*
* Global Functions in qla_mid.c source file.
*/
uint16_t, uint16_t, uint8_t);
int __qla2x00_marker(struct scsi_qla_host *, struct req_que *, struct rsp_que *,
uint16_t, uint16_t, uint8_t);
+extern int qla2x00_start_sp(srb_t *);
/*
* Global Function Prototypes in qla_mbx.c source file.
static int qla84xx_init_chip(scsi_qla_host_t *);
static int qla25xx_init_queues(struct qla_hw_data *);
+/* SRB Extensions ---------------------------------------------------------- */
+
+static void
+qla2x00_ctx_sp_timeout(unsigned long __data)
+{
+ srb_t *sp = (srb_t *)__data;
+ struct srb_ctx *ctx;
+ fc_port_t *fcport = sp->fcport;
+ struct qla_hw_data *ha = fcport->vha->hw;
+ struct req_que *req;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ha->hardware_lock, flags);
+ req = ha->req_q_map[0];
+ req->outstanding_cmds[sp->handle] = NULL;
+ ctx = sp->ctx;
+ ctx->timeout(sp);
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+ ctx->free(sp);
+}
+
+static void
+qla2x00_ctx_sp_free(srb_t *sp)
+{
+ struct srb_ctx *ctx = sp->ctx;
+
+ kfree(ctx);
+ mempool_free(sp, sp->fcport->vha->hw->srb_mempool);
+}
+
+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;
+ 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);
+ goto done;
+ }
+
+ memset(sp, 0, sizeof(*sp));
+ sp->fcport = fcport;
+ sp->ctx = ctx;
+ ctx->free = qla2x00_ctx_sp_free;
+
+ init_timer(&ctx->timer);
+ if (!tmo)
+ goto done;
+ ctx->timer.expires = jiffies + tmo * HZ;
+ ctx->timer.data = (unsigned long)sp;
+ ctx->timer.function = qla2x00_ctx_sp_timeout;
+ add_timer(&ctx->timer);
+done:
+ return sp;
+}
+
+/* Asynchronous Login/Logout Routines -------------------------------------- */
+
+#define ELS_TMO_2_RATOV(ha) ((ha)->r_a_tov / 10 * 2)
+
+static void
+qla2x00_async_logio_timeout(srb_t *sp)
+{
+ fc_port_t *fcport = sp->fcport;
+ struct srb_logio *lio = sp->ctx;
+
+ DEBUG2(printk(KERN_WARNING
+ "scsi(%ld:%x): Async-%s timeout.\n",
+ fcport->vha->host_no, sp->handle,
+ lio->ctx.type == SRB_LOGIN_CMD ? "login": "logout"));
+
+ if (lio->ctx.type == SRB_LOGIN_CMD)
+ qla2x00_post_async_logout_work(fcport->vha, fcport, NULL);
+}
+
+int
+qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
+ uint16_t *data)
+{
+ struct qla_hw_data *ha = vha->hw;
+ srb_t *sp;
+ struct srb_logio *lio;
+ int rval;
+
+ rval = QLA_FUNCTION_FAILED;
+ sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_logio),
+ ELS_TMO_2_RATOV(ha) + 2);
+ if (!sp)
+ goto done;
+
+ lio = sp->ctx;
+ lio->ctx.type = SRB_LOGIN_CMD;
+ lio->ctx.timeout = qla2x00_async_logio_timeout;
+ lio->flags |= SRB_LOGIN_COND_PLOGI;
+ if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
+ lio->flags |= SRB_LOGIN_RETRIED;
+ rval = qla2x00_start_sp(sp);
+ if (rval != QLA_SUCCESS)
+ goto done_free_sp;
+
+ DEBUG2(printk(KERN_DEBUG
+ "scsi(%ld:%x): Async-login - loop-id=%x portid=%02x%02x%02x "
+ "retries=%d.\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,
+ fcport->login_retry));
+ return rval;
+
+done_free_sp:
+ del_timer_sync(&lio->ctx.timer);
+ lio->ctx.free(sp);
+done:
+ return rval;
+}
+
+int
+qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
+{
+ struct qla_hw_data *ha = vha->hw;
+ srb_t *sp;
+ struct srb_logio *lio;
+ int rval;
+
+ rval = QLA_FUNCTION_FAILED;
+ sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_logio),
+ ELS_TMO_2_RATOV(ha) + 2);
+ if (!sp)
+ goto done;
+
+ lio = sp->ctx;
+ lio->ctx.type = SRB_LOGOUT_CMD;
+ lio->ctx.timeout = qla2x00_async_logio_timeout;
+ rval = qla2x00_start_sp(sp);
+ if (rval != QLA_SUCCESS)
+ goto done_free_sp;
+
+ DEBUG2(printk(KERN_DEBUG
+ "scsi(%ld:%x): Async-logout - 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:
+ del_timer_sync(&lio->ctx.timer);
+ lio->ctx.free(sp);
+done:
+ return rval;
+}
+
+int
+qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport,
+ uint16_t *data)
+{
+ int rval;
+ uint8_t opts = 0;
+
+ switch (data[0]) {
+ case MBS_COMMAND_COMPLETE:
+ if (fcport->flags & FCF_TAPE_PRESENT)
+ opts |= BIT_1;
+ rval = qla2x00_get_port_database(vha, fcport, opts);
+ if (rval != QLA_SUCCESS)
+ qla2x00_mark_device_lost(vha, fcport, 1, 0);
+ else
+ qla2x00_update_fcport(vha, fcport);
+ break;
+ case MBS_COMMAND_ERROR:
+ if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
+ set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
+ else
+ qla2x00_mark_device_lost(vha, fcport, 1, 0);
+ break;
+ case MBS_PORT_ID_USED:
+ fcport->loop_id = data[1];
+ qla2x00_post_async_login_work(vha, fcport, NULL);
+ break;
+ case MBS_LOOP_ID_USED:
+ fcport->loop_id++;
+ rval = qla2x00_find_new_loop_id(vha, fcport);
+ if (rval != QLA_SUCCESS) {
+ qla2x00_mark_device_lost(vha, fcport, 1, 0);
+ break;
+ }
+ qla2x00_post_async_login_work(vha, fcport, NULL);
+ break;
+ }
+ return QLA_SUCCESS;
+}
+
+int
+qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport,
+ uint16_t *data)
+{
+ qla2x00_mark_device_lost(vha, fcport, 1, 0);
+ return QLA_SUCCESS;
+}
+
/****************************************************************************/
/* QLogic ISP2x00 Hardware Support Functions. */
/****************************************************************************/
struct fc_rport *rport;
spin_lock_irq(fcport->vha->host->host_lock);
- rport = fcport->drport;
+ rport = fcport->drport ? fcport->drport: fcport->rport;
fcport->drport = NULL;
spin_unlock_irq(fcport->vha->host->host_lock);
if (rport)
struct fc_rport *rport;
struct qla_hw_data *ha = vha->hw;
- if (fcport->drport)
- qla2x00_rport_del(fcport);
+ qla2x00_rport_del(fcport);
rport_ids.node_name = wwn_to_u64(fcport->node_name);
rport_ids.port_name = wwn_to_u64(fcport->port_name);
rval = QLA_SUCCESS;
retry = 0;
+ if (IS_ALOGIO_CAPABLE(ha)) {
+ rval = qla2x00_post_async_login_work(vha, fcport, NULL);
+ if (!rval)
+ return rval;
+ }
+
rval = qla2x00_fabric_login(vha, fcport, next_loopid);
if (rval == QLA_SUCCESS) {
/* Send an ADISC to tape devices.*/
else
*rsp = ha->rsp_q_map[0];
}
+
+/* Generic Control-SRB manipulation functions. */
+
+static void *
+qla2x00_alloc_iocbs(srb_t *sp)
+{
+ scsi_qla_host_t *vha = sp->fcport->vha;
+ struct qla_hw_data *ha = vha->hw;
+ struct req_que *req = ha->req_q_map[0];
+ device_reg_t __iomem *reg = ISP_QUE_REG(ha, req->id);
+ uint32_t index, handle;
+ request_t *pkt;
+ uint16_t cnt, req_cnt;
+
+ pkt = NULL;
+ req_cnt = 1;
+
+ /* Check for room in outstanding command list. */
+ handle = req->current_outstanding_cmd;
+ for (index = 1; index < MAX_OUTSTANDING_COMMANDS; index++) {
+ handle++;
+ if (handle == MAX_OUTSTANDING_COMMANDS)
+ handle = 1;
+ if (!req->outstanding_cmds[handle])
+ break;
+ }
+ if (index == MAX_OUTSTANDING_COMMANDS)
+ goto queuing_error;
+
+ /* Check for room on request queue. */
+ if (req->cnt < req_cnt) {
+ if (ha->mqenable)
+ cnt = RD_REG_DWORD(®->isp25mq.req_q_out);
+ else if (IS_FWI2_CAPABLE(ha))
+ cnt = RD_REG_DWORD(®->isp24.req_q_out);
+ else
+ cnt = qla2x00_debounce_register(
+ ISP_REQ_Q_OUT(ha, ®->isp));
+
+ if (req->ring_index < cnt)
+ req->cnt = cnt - req->ring_index;
+ else
+ req->cnt = req->length -
+ (req->ring_index - cnt);
+ }
+ if (req->cnt < req_cnt)
+ goto queuing_error;
+
+ /* Prep packet */
+ req->current_outstanding_cmd = handle;
+ req->outstanding_cmds[handle] = sp;
+ req->cnt -= req_cnt;
+
+ pkt = req->ring_ptr;
+ memset(pkt, 0, REQUEST_ENTRY_SIZE);
+ pkt->entry_count = req_cnt;
+ pkt->handle = handle;
+ sp->handle = handle;
+
+queuing_error:
+ return pkt;
+}
+
+static void
+qla2x00_start_iocbs(srb_t *sp)
+{
+ struct qla_hw_data *ha = sp->fcport->vha->hw;
+ struct req_que *req = ha->req_q_map[0];
+ device_reg_t __iomem *reg = ISP_QUE_REG(ha, req->id);
+ struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp;
+
+ /* Adjust ring index. */
+ req->ring_index++;
+ if (req->ring_index == req->length) {
+ req->ring_index = 0;
+ req->ring_ptr = req->ring;
+ } else
+ req->ring_ptr++;
+
+ /* Set chip new ring index. */
+ if (ha->mqenable) {
+ WRT_REG_DWORD(®->isp25mq.req_q_in, req->ring_index);
+ RD_REG_DWORD(&ioreg->hccr);
+ } else if (IS_FWI2_CAPABLE(ha)) {
+ WRT_REG_DWORD(®->isp24.req_q_in, req->ring_index);
+ RD_REG_DWORD_RELAXED(®->isp24.req_q_in);
+ } else {
+ WRT_REG_WORD(ISP_REQ_Q_IN(ha, ®->isp), req->ring_index);
+ RD_REG_WORD_RELAXED(ISP_REQ_Q_IN(ha, ®->isp));
+ }
+}
+
+static void
+qla24xx_login_iocb(srb_t *sp, struct logio_entry_24xx *logio)
+{
+ struct srb_logio *lio = sp->ctx;
+
+ logio->entry_type = LOGINOUT_PORT_IOCB_TYPE;
+ logio->control_flags = cpu_to_le16(LCF_COMMAND_PLOGI);
+ if (lio->flags & SRB_LOGIN_COND_PLOGI)
+ logio->control_flags |= cpu_to_le16(LCF_COND_PLOGI);
+ if (lio->flags & SRB_LOGIN_SKIP_PRLI)
+ logio->control_flags |= cpu_to_le16(LCF_SKIP_PRLI);
+ logio->nport_handle = cpu_to_le16(sp->fcport->loop_id);
+ logio->port_id[0] = sp->fcport->d_id.b.al_pa;
+ logio->port_id[1] = sp->fcport->d_id.b.area;
+ logio->port_id[2] = sp->fcport->d_id.b.domain;
+ logio->vp_index = sp->fcport->vp_idx;
+}
+
+static void
+qla2x00_login_iocb(srb_t *sp, struct mbx_entry *mbx)
+{
+ struct qla_hw_data *ha = sp->fcport->vha->hw;
+ struct srb_logio *lio = sp->ctx;
+ uint16_t opts;
+
+ mbx->entry_type = MBX_IOCB_TYPE;;
+ SET_TARGET_ID(ha, mbx->loop_id, sp->fcport->loop_id);
+ mbx->mb0 = cpu_to_le16(MBC_LOGIN_FABRIC_PORT);
+ opts = lio->flags & SRB_LOGIN_COND_PLOGI ? BIT_0: 0;
+ opts |= lio->flags & SRB_LOGIN_SKIP_PRLI ? BIT_1: 0;
+ if (HAS_EXTENDED_IDS(ha)) {
+ mbx->mb1 = cpu_to_le16(sp->fcport->loop_id);
+ mbx->mb10 = cpu_to_le16(opts);
+ } else {
+ mbx->mb1 = cpu_to_le16((sp->fcport->loop_id << 8) | opts);
+ }
+ mbx->mb2 = cpu_to_le16(sp->fcport->d_id.b.domain);
+ mbx->mb3 = cpu_to_le16(sp->fcport->d_id.b.area << 8 |
+ sp->fcport->d_id.b.al_pa);
+ mbx->mb9 = cpu_to_le16(sp->fcport->vp_idx);
+}
+
+static void
+qla24xx_logout_iocb(srb_t *sp, struct logio_entry_24xx *logio)
+{
+ logio->entry_type = LOGINOUT_PORT_IOCB_TYPE;
+ logio->control_flags =
+ cpu_to_le16(LCF_COMMAND_LOGO|LCF_IMPL_LOGO);
+ logio->nport_handle = cpu_to_le16(sp->fcport->loop_id);
+ logio->port_id[0] = sp->fcport->d_id.b.al_pa;
+ logio->port_id[1] = sp->fcport->d_id.b.area;
+ logio->port_id[2] = sp->fcport->d_id.b.domain;
+ logio->vp_index = sp->fcport->vp_idx;
+}
+
+static void
+qla2x00_logout_iocb(srb_t *sp, struct mbx_entry *mbx)
+{
+ struct qla_hw_data *ha = sp->fcport->vha->hw;
+
+ mbx->entry_type = MBX_IOCB_TYPE;;
+ SET_TARGET_ID(ha, mbx->loop_id, sp->fcport->loop_id);
+ mbx->mb0 = cpu_to_le16(MBC_LOGOUT_FABRIC_PORT);
+ mbx->mb1 = HAS_EXTENDED_IDS(ha) ?
+ cpu_to_le16(sp->fcport->loop_id):
+ cpu_to_le16(sp->fcport->loop_id << 8);
+ mbx->mb2 = cpu_to_le16(sp->fcport->d_id.b.domain);
+ mbx->mb3 = cpu_to_le16(sp->fcport->d_id.b.area << 8 |
+ sp->fcport->d_id.b.al_pa);
+ mbx->mb9 = cpu_to_le16(sp->fcport->vp_idx);
+ /* Implicit: mbx->mbx10 = 0. */
+}
+
+int
+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;
+ spin_lock_irqsave(&ha->hardware_lock, flags);
+ pkt = qla2x00_alloc_iocbs(sp);
+ if (!pkt)
+ goto done;
+
+ rval = QLA_SUCCESS;
+ switch (ctx->type) {
+ case SRB_LOGIN_CMD:
+ IS_FWI2_CAPABLE(ha) ?
+ qla24xx_login_iocb(sp, pkt):
+ qla2x00_login_iocb(sp, pkt);
+ break;
+ case SRB_LOGOUT_CMD:
+ IS_FWI2_CAPABLE(ha) ?
+ qla24xx_logout_iocb(sp, pkt):
+ qla2x00_logout_iocb(sp, pkt);
+ break;
+ default:
+ break;
+ }
+
+ wmb();
+ qla2x00_start_iocbs(sp);
+done:
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+ return rval;
+}
}
}
+static srb_t *
+qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func,
+ struct req_que *req, void *iocb)
+{
+ struct qla_hw_data *ha = vha->hw;
+ sts_entry_t *pkt = iocb;
+ srb_t *sp = NULL;
+ uint16_t index;
+
+ index = LSW(pkt->handle);
+ if (index >= MAX_OUTSTANDING_COMMANDS) {
+ qla_printk(KERN_WARNING, ha,
+ "%s: Invalid completion handle (%x).\n", func, index);
+ set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+ goto done;
+ }
+ sp = req->outstanding_cmds[index];
+ if (!sp) {
+ qla_printk(KERN_WARNING, ha,
+ "%s: Invalid completion handle (%x) -- timed-out.\n", func,
+ index);
+ return sp;
+ }
+ if (sp->handle != index) {
+ qla_printk(KERN_WARNING, ha,
+ "%s: SRB handle (%x) mismatch %x.\n", func, sp->handle,
+ index);
+ return NULL;
+ }
+ req->outstanding_cmds[index] = NULL;
+done:
+ return sp;
+}
+
+static void
+qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
+ struct mbx_entry *mbx)
+{
+ const char func[] = "MBX-IOCB";
+ const char *type;
+ struct qla_hw_data *ha = vha->hw;
+ fc_port_t *fcport;
+ srb_t *sp;
+ struct srb_logio *lio;
+ uint16_t data[2];
+
+ sp = qla2x00_get_sp_from_handle(vha, func, req, mbx);
+ if (!sp)
+ return;
+
+ type = NULL;
+ lio = sp->ctx;
+ switch (lio->ctx.type) {
+ case SRB_LOGIN_CMD:
+ type = "login";
+ break;
+ case SRB_LOGOUT_CMD:
+ type = "logout";
+ break;
+ default:
+ qla_printk(KERN_WARNING, ha,
+ "%s: Unrecognized SRB: (%p) type=%d.\n", func, sp,
+ lio->ctx.type);
+ return;
+ }
+
+ del_timer(&lio->ctx.timer);
+ fcport = sp->fcport;
+
+ data[0] = data[1] = 0;
+ if (mbx->entry_status) {
+ DEBUG2(printk(KERN_WARNING
+ "scsi(%ld:%x): Async-%s error entry - entry-status=%x "
+ "status=%x state-flag=%x status-flags=%x.\n",
+ fcport->vha->host_no, sp->handle, type,
+ mbx->entry_status, le16_to_cpu(mbx->status),
+ le16_to_cpu(mbx->state_flags),
+ le16_to_cpu(mbx->status_flags)));
+ DEBUG2(qla2x00_dump_buffer((uint8_t *)mbx, sizeof(*mbx)));
+
+ data[0] = MBS_COMMAND_ERROR;
+ data[1] = lio->flags & SRB_LOGIN_RETRIED ?
+ QLA_LOGIO_LOGIN_RETRIED: 0;
+ goto done_post_logio_done_work;
+ }
+
+ if (!mbx->status && le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) {
+ DEBUG2(printk(KERN_DEBUG
+ "scsi(%ld:%x): Async-%s complete - mbx1=%x.\n",
+ fcport->vha->host_no, sp->handle, type,
+ le16_to_cpu(mbx->mb1)));
+
+ data[0] = MBS_COMMAND_COMPLETE;
+ if (lio->ctx.type == SRB_LOGIN_CMD && le16_to_cpu(mbx->mb1) & BIT_1)
+ fcport->flags |= FCF_TAPE_PRESENT;
+
+ goto done_post_logio_done_work;
+ }
+
+ data[0] = le16_to_cpu(mbx->mb0);
+ switch (data[0]) {
+ case MBS_PORT_ID_USED:
+ data[1] = le16_to_cpu(mbx->mb1);
+ break;
+ case MBS_LOOP_ID_USED:
+ break;
+ default:
+ data[0] = MBS_COMMAND_ERROR;
+ data[1] = lio->flags & SRB_LOGIN_RETRIED ?
+ QLA_LOGIO_LOGIN_RETRIED: 0;
+ break;
+ }
+
+ DEBUG2(printk(KERN_WARNING
+ "scsi(%ld:%x): Async-%s failed - status=%x mb0=%x mb1=%x mb2=%x "
+ "mb6=%x mb7=%x.\n",
+ fcport->vha->host_no, sp->handle, type, le16_to_cpu(mbx->status),
+ le16_to_cpu(mbx->mb0), le16_to_cpu(mbx->mb1),
+ le16_to_cpu(mbx->mb2), le16_to_cpu(mbx->mb6),
+ le16_to_cpu(mbx->mb7)));
+
+done_post_logio_done_work:
+ lio->ctx.type == SRB_LOGIN_CMD ?
+ qla2x00_post_async_login_done_work(fcport->vha, fcport, data):
+ qla2x00_post_async_logout_done_work(fcport->vha, fcport, data);
+
+ lio->ctx.free(sp);
+}
+
+static void
+qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req,
+ struct logio_entry_24xx *logio)
+{
+ const char func[] = "LOGIO-IOCB";
+ const char *type;
+ struct qla_hw_data *ha = vha->hw;
+ fc_port_t *fcport;
+ srb_t *sp;
+ struct srb_logio *lio;
+ uint16_t data[2];
+ uint32_t iop[2];
+
+ sp = qla2x00_get_sp_from_handle(vha, func, req, logio);
+ if (!sp)
+ return;
+
+ type = NULL;
+ lio = sp->ctx;
+ switch (lio->ctx.type) {
+ case SRB_LOGIN_CMD:
+ type = "login";
+ break;
+ case SRB_LOGOUT_CMD:
+ type = "logout";
+ break;
+ default:
+ qla_printk(KERN_WARNING, ha,
+ "%s: Unrecognized SRB: (%p) type=%d.\n", func, sp,
+ lio->ctx.type);
+ return;
+ }
+
+ del_timer(&lio->ctx.timer);
+ fcport = sp->fcport;
+
+ data[0] = data[1] = 0;
+ if (logio->entry_status) {
+ DEBUG2(printk(KERN_WARNING
+ "scsi(%ld:%x): Async-%s error entry - entry-status=%x.\n",
+ fcport->vha->host_no, sp->handle, type,
+ logio->entry_status));
+ DEBUG2(qla2x00_dump_buffer((uint8_t *)logio, sizeof(*logio)));
+
+ data[0] = MBS_COMMAND_ERROR;
+ data[1] = lio->flags & SRB_LOGIN_RETRIED ?
+ QLA_LOGIO_LOGIN_RETRIED: 0;
+ goto done_post_logio_done_work;
+ }
+
+ if (le16_to_cpu(logio->comp_status) == CS_COMPLETE) {
+ DEBUG2(printk(KERN_DEBUG
+ "scsi(%ld:%x): Async-%s complete - iop0=%x.\n",
+ fcport->vha->host_no, sp->handle, type,
+ le32_to_cpu(logio->io_parameter[0])));
+
+ data[0] = MBS_COMMAND_COMPLETE;
+ if (lio->ctx.type == SRB_LOGOUT_CMD)
+ goto done_post_logio_done_work;
+
+ iop[0] = le32_to_cpu(logio->io_parameter[0]);
+ if (iop[0] & BIT_4) {
+ fcport->port_type = FCT_TARGET;
+ if (iop[0] & BIT_8)
+ fcport->flags |= FCF_TAPE_PRESENT;
+ }
+ if (iop[0] & BIT_5)
+ fcport->port_type = FCT_INITIATOR;
+ if (logio->io_parameter[7] || logio->io_parameter[8])
+ fcport->supported_classes |= FC_COS_CLASS2;
+ if (logio->io_parameter[9] || logio->io_parameter[10])
+ fcport->supported_classes |= FC_COS_CLASS3;
+
+ goto done_post_logio_done_work;
+ }
+
+ iop[0] = le32_to_cpu(logio->io_parameter[0]);
+ iop[1] = le32_to_cpu(logio->io_parameter[1]);
+ switch (iop[0]) {
+ case LSC_SCODE_PORTID_USED:
+ data[0] = MBS_PORT_ID_USED;
+ data[1] = LSW(iop[1]);
+ break;
+ case LSC_SCODE_NPORT_USED:
+ data[0] = MBS_LOOP_ID_USED;
+ break;
+ case LSC_SCODE_CMD_FAILED:
+ if ((iop[1] & 0xff) == 0x05) {
+ data[0] = MBS_NOT_LOGGED_IN;
+ break;
+ }
+ /* Fall through. */
+ default:
+ data[0] = MBS_COMMAND_ERROR;
+ data[1] = lio->flags & SRB_LOGIN_RETRIED ?
+ QLA_LOGIO_LOGIN_RETRIED: 0;
+ break;
+ }
+
+ DEBUG2(printk(KERN_WARNING
+ "scsi(%ld:%x): Async-%s failed - comp=%x iop0=%x iop1=%x.\n",
+ fcport->vha->host_no, sp->handle, type,
+ le16_to_cpu(logio->comp_status),
+ le32_to_cpu(logio->io_parameter[0]),
+ le32_to_cpu(logio->io_parameter[1])));
+
+done_post_logio_done_work:
+ lio->ctx.type == SRB_LOGIN_CMD ?
+ qla2x00_post_async_login_done_work(fcport->vha, fcport, data):
+ qla2x00_post_async_logout_done_work(fcport->vha, fcport, data);
+
+ lio->ctx.free(sp);
+}
+
/**
* qla2x00_process_response_queue() - Process response queue entries.
* @ha: SCSI driver HA context
case STATUS_CONT_TYPE:
qla2x00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt);
break;
+ case MBX_IOCB_TYPE:
+ qla2x00_mbx_iocb_entry(vha, rsp->req,
+ (struct mbx_entry *)pkt);
default:
/* Type Not Supported. */
DEBUG4(printk(KERN_WARNING
qla24xx_report_id_acquisition(vha,
(struct vp_rpt_id_entry_24xx *)pkt);
break;
+ case LOGINOUT_PORT_IOCB_TYPE:
+ qla24xx_logio_entry(vha, rsp->req,
+ (struct logio_entry_24xx *)pkt);
+ break;
default:
/* Type Not Supported. */
DEBUG4(printk(KERN_WARNING
if (!(ha->current_topology & ISP_CFG_F))
return 0;
+ qla2x00_do_work(vha);
+
if (test_and_clear_bit(VP_IDX_ACQUIRED, &vha->vp_flags)) {
/* VP acquired. complete port configuration */
if (atomic_read(&base_vha->loop_state) == LOOP_READY) {
int que, cnt;
unsigned long flags;
srb_t *sp;
+ struct srb_ctx *ctx;
struct qla_hw_data *ha = vha->hw;
struct req_que *req;
sp = req->outstanding_cmds[cnt];
if (sp) {
req->outstanding_cmds[cnt] = NULL;
- sp->cmd->result = res;
- qla2x00_sp_compl(ha, sp);
+ if (!sp->ctx) {
+ sp->cmd->result = res;
+ qla2x00_sp_compl(ha, sp);
+ } else {
+ ctx = sp->ctx;
+ del_timer_sync(&ctx->timer);
+ ctx->free(sp);
+ }
}
}
}
return qla2x00_post_work(vha, e);
}
-static void
+#define qla2x00_post_async_work(name, type) \
+int qla2x00_post_async_##name##_work( \
+ struct scsi_qla_host *vha, \
+ fc_port_t *fcport, uint16_t *data) \
+{ \
+ struct qla_work_evt *e; \
+ \
+ e = qla2x00_alloc_work(vha, type); \
+ if (!e) \
+ return QLA_FUNCTION_FAILED; \
+ \
+ e->u.logio.fcport = fcport; \
+ if (data) { \
+ e->u.logio.data[0] = data[0]; \
+ e->u.logio.data[1] = data[1]; \
+ } \
+ return qla2x00_post_work(vha, e); \
+}
+
+qla2x00_post_async_work(login, QLA_EVT_ASYNC_LOGIN);
+qla2x00_post_async_work(login_done, QLA_EVT_ASYNC_LOGIN_DONE);
+qla2x00_post_async_work(logout, QLA_EVT_ASYNC_LOGOUT);
+qla2x00_post_async_work(logout_done, QLA_EVT_ASYNC_LOGOUT_DONE);
+
+void
qla2x00_do_work(struct scsi_qla_host *vha)
{
struct qla_work_evt *e, *tmp;
case QLA_EVT_IDC_ACK:
qla81xx_idc_ack(vha, e->u.idc_ack.mb);
break;
+ case QLA_EVT_ASYNC_LOGIN:
+ qla2x00_async_login(vha, e->u.logio.fcport,
+ e->u.logio.data);
+ break;
+ case QLA_EVT_ASYNC_LOGIN_DONE:
+ qla2x00_async_login_done(vha, e->u.logio.fcport,
+ e->u.logio.data);
+ break;
+ case QLA_EVT_ASYNC_LOGOUT:
+ qla2x00_async_logout(vha, e->u.logio.fcport);
+ break;
+ case QLA_EVT_ASYNC_LOGOUT_DONE:
+ qla2x00_async_logout_done(vha, e->u.logio.fcport,
+ e->u.logio.data);
+ break;
}
if (e->flags & QLA_EVT_FLAG_FREE)
kfree(e);
int status;
uint16_t next_loopid = 0;
struct qla_hw_data *ha = vha->hw;
+ uint16_t data[2];
list_for_each_entry(fcport, &vha->vp_fcports, list) {
/*
if (atomic_read(&fcport->state) !=
FCS_ONLINE && fcport->login_retry) {
+ fcport->login_retry--;
if (fcport->flags & FCF_FABRIC_DEVICE) {
if (fcport->flags & FCF_TAPE_PRESENT)
ha->isp_ops->fabric_logout(vha,
fcport->d_id.b.area,
fcport->d_id.b.al_pa);
- status = qla2x00_fabric_login(vha, fcport,
- &next_loopid);
+ if (IS_ALOGIO_CAPABLE(ha)) {
+ data[0] = 0;
+ data[1] = QLA_LOGIO_LOGIN_RETRIED;
+ status = qla2x00_post_async_login_work(
+ vha, fcport, data);
+ if (status == QLA_SUCCESS)
+ continue;
+ /* Attempt a retry. */
+ status = 1;
+ } else
+ status = qla2x00_fabric_login(vha,
+ fcport, &next_loopid);
} else
status = qla2x00_local_device_login(vha,
fcport);
- fcport->login_retry--;
if (status == QLA_SUCCESS) {
fcport->old_loop_id = fcport->loop_id;
*/
ha->dpc_active = 0;
+ /* Cleanup any residual CTX SRBs. */
+ qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
+
return 0;
}
projects / kernel / kernel-generic.git / commitdiff