mv_printk("device has been free.\n");
return;
}
- if (dev->runing_req != 0)
- return;
if (dev->taskfileset == MVS_ID_NOT_MAPPED)
return;
MVS_CHIP_DISP->free_reg_set(mvi, &dev->taskfileset);
}
if (is_tmf)
flags |= (MCH_SSP_FR_TASK << MCH_SSP_FR_TYPE_SHIFT);
- else
- flags |= (MCH_SSP_FR_CMD << MCH_SSP_FR_TYPE_SHIFT);
hdr->flags = cpu_to_le32(flags | (tei->n_elem << MCH_PRD_LEN_SHIFT));
hdr->tags = cpu_to_le32(tag);
hdr->data_len = cpu_to_le32(task->total_xfer_len);
struct mvs_slot_info *slot;
u32 tag = 0xdeadbeef, rc, n_elem = 0;
u32 n = num, pass = 0;
- unsigned long flags = 0;
+ unsigned long flags = 0, flags_libsas = 0;
if (!dev->port) {
struct task_status_struct *tsm = &t->task_status;
tsm->resp = SAS_TASK_UNDELIVERED;
tsm->stat = SAS_PHY_DOWN;
- t->task_done(t);
+ if (dev->dev_type != SATA_DEV)
+ t->task_done(t);
return 0;
}
else
tei.port = &mvi->port[dev->port->id];
- if (!tei.port->port_attached) {
+ if (tei.port && !tei.port->port_attached) {
if (sas_protocol_ata(t->task_proto)) {
+ struct task_status_struct *ts = &t->task_status;
+
mv_dprintk("port %d does not"
"attached device.\n", dev->port->id);
- rc = SAS_PHY_DOWN;
- goto out_done;
+ ts->stat = SAS_PROTO_RESPONSE;
+ ts->stat = SAS_PHY_DOWN;
+ spin_unlock_irqrestore(dev->sata_dev.ap->lock,
+ flags_libsas);
+ spin_unlock_irqrestore(&mvi->lock, flags);
+ t->task_done(t);
+ spin_lock_irqsave(&mvi->lock, flags);
+ spin_lock_irqsave(dev->sata_dev.ap->lock,
+ flags_libsas);
+ if (n > 1)
+ t = list_entry(t->list.next,
+ struct sas_task, list);
+ continue;
} else {
struct task_status_struct *ts = &t->task_status;
ts->resp = SAS_TASK_UNDELIVERED;
break;
default:
dev_printk(KERN_ERR, mvi->dev,
- "unknown sas_task proto: 0x%x\n",
- t->task_proto);
+ "unknown sas_task proto: 0x%x\n",
+ t->task_proto);
rc = -EINVAL;
break;
}
spin_unlock(&t->task_state_lock);
mvs_hba_memory_dump(mvi, tag, t->task_proto);
- mvi_dev->runing_req++;
+ mvi_dev->running_req++;
++pass;
mvi->tx_prod = (mvi->tx_prod + 1) & (MVS_CHIP_SLOT_SZ - 1);
if (n > 1)
t = list_entry(t->list.next, struct sas_task, list);
+ if (likely(pass))
+ MVS_CHIP_DISP->start_delivery(mvi, (mvi->tx_prod - 1) &
+ (MVS_CHIP_SLOT_SZ - 1));
+
} while (--n);
rc = 0;
goto out_done;
dma_unmap_sg(mvi->dev, t->scatter, n_elem,
t->data_dir);
out_done:
- if (likely(pass)) {
- MVS_CHIP_DISP->start_delivery(mvi,
- (mvi->tx_prod - 1) & (MVS_CHIP_SLOT_SZ - 1));
- }
spin_unlock_irqrestore(&mvi->lock, flags);
return rc;
}
MVS_CHIP_DISP->phy_reset(mvi, i, 0);
goto out_done;
}
- } else if (phy->phy_type & PORT_TYPE_SAS
+ } else if (phy->phy_type & PORT_TYPE_SAS
|| phy->att_dev_info & PORT_SSP_INIT_MASK) {
phy->phy_attached = 1;
phy->identify.device_type =
static void mvs_port_notify_deformed(struct asd_sas_phy *sas_phy, int lock)
{
- /*Nothing*/
+ struct domain_device *dev;
+ struct mvs_phy *phy = sas_phy->lldd_phy;
+ struct mvs_info *mvi = phy->mvi;
+ struct asd_sas_port *port = sas_phy->port;
+ int phy_no = 0;
+
+ while (phy != &mvi->phy[phy_no]) {
+ phy_no++;
+ if (phy_no >= MVS_MAX_PHYS)
+ return;
+ }
+ list_for_each_entry(dev, &port->dev_list, dev_list_node)
+ mvs_do_release_task(phy->mvi, phy_no, NULL);
+
}
goto found_out;
}
dev->lldd_dev = mvi_device;
+ mvi_device->dev_status = MVS_DEV_NORMAL;
mvi_device->dev_type = dev->dev_type;
mvi_device->mvi_info = mvi;
if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type)) {
return mvs_dev_found_notify(dev, 1);
}
-void mvs_dev_gone_notify(struct domain_device *dev, int lock)
+void mvs_dev_gone_notify(struct domain_device *dev)
{
unsigned long flags = 0;
struct mvs_device *mvi_dev = dev->lldd_dev;
struct mvs_info *mvi = mvi_dev->mvi_info;
- if (lock)
- spin_lock_irqsave(&mvi->lock, flags);
+ spin_lock_irqsave(&mvi->lock, flags);
if (mvi_dev) {
mv_dprintk("found dev[%d:%x] is gone.\n",
mvi_dev->device_id, mvi_dev->dev_type);
+ mvs_release_task(mvi, dev);
mvs_free_reg_set(mvi, mvi_dev);
mvs_free_dev(mvi_dev);
} else {
}
dev->lldd_dev = NULL;
- if (lock)
- spin_unlock_irqrestore(&mvi->lock, flags);
+ spin_unlock_irqrestore(&mvi->lock, flags);
}
void mvs_dev_gone(struct domain_device *dev)
{
- mvs_dev_gone_notify(dev, 1);
+ mvs_dev_gone_notify(dev);
}
static struct sas_task *mvs_alloc_task(void)
num = mvs_find_dev_phyno(dev, phyno);
spin_lock_irqsave(&mvi->lock, flags);
for (i = 0; i < num; i++)
- mvs_release_task(mvi, phyno[i], dev);
+ mvs_release_task(mvi, dev);
spin_unlock_irqrestore(&mvi->lock, flags);
}
/* If failed, fall-through I_T_Nexus reset */
int mvs_I_T_nexus_reset(struct domain_device *dev)
{
unsigned long flags;
- int i, phyno[WIDE_PORT_MAX_PHY], num , rc = TMF_RESP_FUNC_FAILED;
- struct mvs_device * mvi_dev = (struct mvs_device *)dev->lldd_dev;
+ int rc = TMF_RESP_FUNC_FAILED;
+ struct mvs_device * mvi_dev = (struct mvs_device *)dev->lldd_dev;
struct mvs_info *mvi = mvi_dev->mvi_info;
if (mvi_dev->dev_status != MVS_DEV_EH)
__func__, mvi_dev->device_id, rc);
/* housekeeper */
- num = mvs_find_dev_phyno(dev, phyno);
spin_lock_irqsave(&mvi->lock, flags);
- for (i = 0; i < num; i++)
- mvs_release_task(mvi, phyno[i], dev);
+ mvs_release_task(mvi, dev);
spin_unlock_irqrestore(&mvi->lock, flags);
return rc;
case TMF_RESP_FUNC_FAILED:
case TMF_RESP_FUNC_COMPLETE:
break;
+ default:
+ rc = TMF_RESP_FUNC_COMPLETE;
+ break;
}
}
mv_printk("%s:rc= %d\n", __func__, rc);
unsigned long flags;
u32 tag;
- if (mvi->exp_req)
- mvi->exp_req--;
+ if (!mvi_dev) {
+ mv_printk("%s:%d TMF_RESP_FUNC_FAILED\n", __func__, __LINE__);
+ rc = TMF_RESP_FUNC_FAILED;
+ }
+
spin_lock_irqsave(&task->task_state_lock, flags);
if (task->task_state_flags & SAS_TASK_STATE_DONE) {
spin_unlock_irqrestore(&task->task_state_lock, flags);
goto out;
}
spin_unlock_irqrestore(&task->task_state_lock, flags);
+ mvi_dev->dev_status = MVS_DEV_EH;
if (task->lldd_task && task->task_proto & SAS_PROTOCOL_SSP) {
struct scsi_cmnd * cmnd = (struct scsi_cmnd *)task->uldd_task;
if (task->lldd_task) {
slot = task->lldd_task;
slot_no = (u32) (slot - mvi->slot_info);
+ spin_lock_irqsave(&mvi->lock, flags);
mvs_slot_complete(mvi, slot_no, 1);
+ spin_unlock_irqrestore(&mvi->lock, flags);
}
}
+
} else if (task->task_proto & SAS_PROTOCOL_SATA ||
task->task_proto & SAS_PROTOCOL_STP) {
/* to do free register_set */
+ if (SATA_DEV == dev->dev_type) {
+ struct mvs_slot_info *slot = task->lldd_task;
+ struct task_status_struct *tstat;
+ u32 slot_idx = (u32)(slot - mvi->slot_info);
+ tstat = &task->task_status;
+ mv_dprintk(KERN_DEBUG "mv_abort_task() mvi=%p task=%p "
+ "slot=%p slot_idx=x%x\n",
+ mvi, task, slot, slot_idx);
+ tstat->stat = SAS_ABORTED_TASK;
+ if (mvi_dev && mvi_dev->running_req)
+ mvi_dev->running_req--;
+ if (sas_protocol_ata(task->task_proto))
+ mvs_free_reg_set(mvi, mvi_dev);
+ mvs_slot_task_free(mvi, task, slot, slot_idx);
+ return -1;
+ }
} else {
/* SMP */
SATA_RECEIVED_D2H_FIS(mvi_dev->taskfileset),
sizeof(struct dev_to_host_fis));
tstat->buf_valid_size = sizeof(*resp);
- if (unlikely(err))
- stat = SAS_PROTO_RESPONSE;
+ if (unlikely(err)) {
+ if (unlikely(err & CMD_ISS_STPD))
+ stat = SAS_OPEN_REJECT;
+ else
+ stat = SAS_PROTO_RESPONSE;
+ }
+
return stat;
}
mv_printk("find reserved error, why?\n");
task->ata_task.use_ncq = 0;
- stat = SAS_PROTO_RESPONSE;
- mvs_sata_done(mvi, task, slot_idx, 1);
-
+ mvs_sata_done(mvi, task, slot_idx, err_dw0);
}
break;
default:
struct sas_task *task = slot->task;
struct mvs_device *mvi_dev = NULL;
struct task_status_struct *tstat;
+ struct domain_device *dev;
+ u32 aborted;
- bool aborted;
void *to;
enum exec_status sts;
if (mvi->exp_req)
mvi->exp_req--;
- if (unlikely(!task || !task->lldd_task))
+ if (unlikely(!task || !task->lldd_task || !task->dev))
return -1;
tstat = &task->task_status;
- mvi_dev = task->dev->lldd_dev;
+ dev = task->dev;
+ mvi_dev = dev->lldd_dev;
mvs_hba_cq_dump(mvi);
if (unlikely(aborted)) {
tstat->stat = SAS_ABORTED_TASK;
- if (mvi_dev)
- mvi_dev->runing_req--;
+ if (mvi_dev && mvi_dev->running_req)
+ mvi_dev->running_req--;
if (sas_protocol_ata(task->task_proto))
mvs_free_reg_set(mvi, mvi_dev);
return -1;
}
- if (unlikely(!mvi_dev || !slot->port->port_attached || flags)) {
- mv_dprintk("port has not device.\n");
+ if (unlikely(!mvi_dev || flags)) {
+ if (!mvi_dev)
+ mv_dprintk("port has not device.\n");
tstat->stat = SAS_PHY_DOWN;
goto out;
}
- /*
- if (unlikely((rx_desc & RXQ_ERR) || (*(u64 *) slot->response))) {
- mv_dprintk("Find device[%016llx] RXQ_ERR %X,
- err info:%016llx\n",
- SAS_ADDR(task->dev->sas_addr),
- rx_desc, (u64)(*(u64 *) slot->response));
- }
- */
-
/* error info record present */
if (unlikely((rx_desc & RXQ_ERR) && (*(u64 *) slot->response))) {
tstat->stat = mvs_slot_err(mvi, task, slot_idx);
+ tstat->resp = SAS_TASK_COMPLETE;
goto out;
}
tstat->stat = SAM_CHECK_COND;
break;
}
+ if (!slot->port->port_attached) {
+ mv_dprintk("port %d has removed.\n", slot->port->sas_port.id);
+ tstat->stat = SAS_PHY_DOWN;
+ }
+
out:
- if (mvi_dev) {
- mvi_dev->runing_req--;
- if (sas_protocol_ata(task->task_proto))
+ if (mvi_dev && mvi_dev->running_req) {
+ mvi_dev->running_req--;
+ if (sas_protocol_ata(task->task_proto) && !mvi_dev->running_req)
mvs_free_reg_set(mvi, mvi_dev);
}
mvs_slot_task_free(mvi, task, slot, slot_idx);
return sts;
}
-void mvs_release_task(struct mvs_info *mvi,
+void mvs_do_release_task(struct mvs_info *mvi,
int phy_no, struct domain_device *dev)
{
- int i = 0; u32 slot_idx;
+ u32 slot_idx;
struct mvs_phy *phy;
struct mvs_port *port;
struct mvs_slot_info *slot, *slot2;
port = phy->port;
if (!port)
return;
+ /* clean cmpl queue in case request is already finished */
+ mvs_int_rx(mvi, false);
+
+
list_for_each_entry_safe(slot, slot2, &port->list, entry) {
struct sas_task *task;
mv_printk("Release slot [%x] tag[%x], task [%p]:\n",
slot_idx, slot->slot_tag, task);
-
- if (task->task_proto & SAS_PROTOCOL_SSP) {
- mv_printk("attached with SSP task CDB[");
- for (i = 0; i < 16; i++)
- mv_printk(" %02x", task->ssp_task.cdb[i]);
- mv_printk(" ]\n");
- }
+ MVS_CHIP_DISP->command_active(mvi, slot_idx);
mvs_slot_complete(mvi, slot_idx, 1);
}
}
+void mvs_release_task(struct mvs_info *mvi,
+ struct domain_device *dev)
+{
+ int i, phyno[WIDE_PORT_MAX_PHY], num;
+ /* housekeeper */
+ num = mvs_find_dev_phyno(dev, phyno);
+ for (i = 0; i < num; i++)
+ mvs_do_release_task(mvi, phyno[i], dev);
+}
+
static void mvs_phy_disconnected(struct mvs_phy *phy)
{
phy->phy_attached = 0;
* we need check the interrupt status which belongs to per port.
*/
- if (phy->irq_status & PHYEV_DCDR_ERR)
+ if (phy->irq_status & PHYEV_DCDR_ERR) {
mv_dprintk("port %d STP decoding error.\n",
- phy_no+mvi->id*mvi->chip->n_phy);
+ phy_no + mvi->id*mvi->chip->n_phy);
+ }
if (phy->irq_status & PHYEV_POOF) {
if (!(phy->phy_event & PHY_PLUG_OUT)) {
int dev_sata = phy->phy_type & PORT_TYPE_SATA;
int ready;
- mvs_release_task(mvi, phy_no, NULL);
+ mvs_do_release_task(mvi, phy_no, NULL);
phy->phy_event |= PHY_PLUG_OUT;
+ MVS_CHIP_DISP->clear_srs_irq(mvi, 0, 1);
mvs_handle_event(mvi,
(void *)(unsigned long)phy_no,
PHY_PLUG_EVENT);
phy_no, tmp);
}
mvs_update_phyinfo(mvi, phy_no, 0);
+ if (phy->phy_type & PORT_TYPE_SAS) {
+ MVS_CHIP_DISP->phy_reset(mvi, phy_no, 2);
+ mdelay(10);
+ }
+
mvs_bytes_dmaed(mvi, phy_no);
/* whether driver is going to handle hot plug */
if (phy->phy_event & PHY_PLUG_OUT) {
projects / openwrt / staging / blogic.git / commitdiff