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-rw-r--r--drivers/scsi/mvsas/mv_64xx.c25
-rw-r--r--drivers/scsi/mvsas/mv_94xx.c10
-rw-r--r--drivers/scsi/mvsas/mv_init.c19
-rw-r--r--drivers/scsi/mvsas/mv_sas.c201
-rw-r--r--drivers/scsi/mvsas/mv_sas.h11
5 files changed, 186 insertions, 80 deletions
diff --git a/drivers/scsi/mvsas/mv_64xx.c b/drivers/scsi/mvsas/mv_64xx.c
index 10a5077b6aed..afc7f6f3a13e 100644
--- a/drivers/scsi/mvsas/mv_64xx.c
+++ b/drivers/scsi/mvsas/mv_64xx.c
@@ -132,9 +132,9 @@ static void mvs_64xx_phy_reset(struct mvs_info *mvi, u32 phy_id, int hard)
tmp &= ~PHYEV_RDY_CH;
mvs_write_port_irq_stat(mvi, phy_id, tmp);
tmp = mvs_read_phy_ctl(mvi, phy_id);
- if (hard)
+ if (hard == 1)
tmp |= PHY_RST_HARD;
- else
+ else if (hard == 0)
tmp |= PHY_RST;
mvs_write_phy_ctl(mvi, phy_id, tmp);
if (hard) {
@@ -144,6 +144,26 @@ static void mvs_64xx_phy_reset(struct mvs_info *mvi, u32 phy_id, int hard)
}
}
+void mvs_64xx_clear_srs_irq(struct mvs_info *mvi, u8 reg_set, u8 clear_all)
+{
+ void __iomem *regs = mvi->regs;
+ u32 tmp;
+ if (clear_all) {
+ tmp = mr32(MVS_INT_STAT_SRS_0);
+ if (tmp) {
+ printk(KERN_DEBUG "check SRS 0 %08X.\n", tmp);
+ mw32(MVS_INT_STAT_SRS_0, tmp);
+ }
+ } else {
+ tmp = mr32(MVS_INT_STAT_SRS_0);
+ if (tmp & (1 << (reg_set % 32))) {
+ printk(KERN_DEBUG "register set 0x%x was stopped.\n",
+ reg_set);
+ mw32(MVS_INT_STAT_SRS_0, 1 << (reg_set % 32));
+ }
+ }
+}
+
static int __devinit mvs_64xx_chip_reset(struct mvs_info *mvi)
{
void __iomem *regs = mvi->regs;
@@ -761,6 +781,7 @@ const struct mvs_dispatch mvs_64xx_dispatch = {
mvs_write_port_irq_mask,
mvs_get_sas_addr,
mvs_64xx_command_active,
+ mvs_64xx_clear_srs_irq,
mvs_64xx_issue_stop,
mvs_start_delivery,
mvs_rx_update,
diff --git a/drivers/scsi/mvsas/mv_94xx.c b/drivers/scsi/mvsas/mv_94xx.c
index 0940fae19d20..eed4c5c72013 100644
--- a/drivers/scsi/mvsas/mv_94xx.c
+++ b/drivers/scsi/mvsas/mv_94xx.c
@@ -616,6 +616,15 @@ void mvs_94xx_fix_dma(dma_addr_t buf_dma, int buf_len, int from, void *prd)
}
#endif
+/*
+ * FIXME JEJB: temporary nop clear_srs_irq to make 94xx still work
+ * with 64xx fixes
+ */
+static void mvs_94xx_clear_srs_irq(struct mvs_info *mvi, u8 reg_set,
+ u8 clear_all)
+{
+}
+
const struct mvs_dispatch mvs_94xx_dispatch = {
"mv94xx",
mvs_94xx_init,
@@ -640,6 +649,7 @@ const struct mvs_dispatch mvs_94xx_dispatch = {
mvs_write_port_irq_mask,
mvs_get_sas_addr,
mvs_94xx_command_active,
+ mvs_94xx_clear_srs_irq,
mvs_94xx_issue_stop,
mvs_start_delivery,
mvs_rx_update,
diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c
index cae6b2cf492f..19ad34f381a5 100644
--- a/drivers/scsi/mvsas/mv_init.c
+++ b/drivers/scsi/mvsas/mv_init.c
@@ -37,6 +37,7 @@ static const struct mvs_chip_info mvs_chips[] = {
};
#define SOC_SAS_NUM 2
+#define SG_MX 64
static struct scsi_host_template mvs_sht = {
.module = THIS_MODULE,
@@ -53,10 +54,10 @@ static struct scsi_host_template mvs_sht = {
.can_queue = 1,
.cmd_per_lun = 1,
.this_id = -1,
- .sg_tablesize = SG_ALL,
+ .sg_tablesize = SG_MX,
.max_sectors = SCSI_DEFAULT_MAX_SECTORS,
.use_clustering = ENABLE_CLUSTERING,
- .eh_device_reset_handler = sas_eh_device_reset_handler,
+ .eh_device_reset_handler = sas_eh_device_reset_handler,
.eh_bus_reset_handler = sas_eh_bus_reset_handler,
.slave_alloc = mvs_slave_alloc,
.target_destroy = sas_target_destroy,
@@ -65,19 +66,17 @@ static struct scsi_host_template mvs_sht = {
static struct sas_domain_function_template mvs_transport_ops = {
.lldd_dev_found = mvs_dev_found,
- .lldd_dev_gone = mvs_dev_gone,
-
+ .lldd_dev_gone = mvs_dev_gone,
.lldd_execute_task = mvs_queue_command,
.lldd_control_phy = mvs_phy_control,
.lldd_abort_task = mvs_abort_task,
.lldd_abort_task_set = mvs_abort_task_set,
.lldd_clear_aca = mvs_clear_aca,
- .lldd_clear_task_set = mvs_clear_task_set,
+ .lldd_clear_task_set = mvs_clear_task_set,
.lldd_I_T_nexus_reset = mvs_I_T_nexus_reset,
.lldd_lu_reset = mvs_lu_reset,
.lldd_query_task = mvs_query_task,
-
.lldd_port_formed = mvs_port_formed,
.lldd_port_deformed = mvs_port_deformed,
@@ -213,7 +212,7 @@ static irqreturn_t mvs_interrupt(int irq, void *opaque)
static int __devinit mvs_alloc(struct mvs_info *mvi, struct Scsi_Host *shost)
{
- int i, slot_nr;
+ int i = 0, slot_nr;
if (mvi->flags & MVF_FLAG_SOC)
slot_nr = MVS_SOC_SLOTS;
@@ -232,6 +231,7 @@ static int __devinit mvs_alloc(struct mvs_info *mvi, struct Scsi_Host *shost)
mvi->devices[i].dev_type = NO_DEVICE;
mvi->devices[i].device_id = i;
mvi->devices[i].dev_status = MVS_DEV_NORMAL;
+ init_timer(&mvi->devices[i].timer);
}
/*
@@ -437,6 +437,7 @@ static int __devinit mvs_prep_sas_ha_init(struct Scsi_Host *shost,
sha->sas_phy = arr_phy;
sha->sas_port = arr_port;
+ sha->core.shost = shost;
sha->lldd_ha = kzalloc(sizeof(struct mvs_prv_info), GFP_KERNEL);
if (!sha->lldd_ha)
@@ -574,6 +575,10 @@ static int __devinit mvs_pci_init(struct pci_dev *pdev,
}
nhost++;
} while (nhost < chip->n_host);
+#ifdef MVS_USE_TASKLET
+ tasklet_init(&mv_tasklet, mvs_tasklet,
+ (unsigned long)SHOST_TO_SAS_HA(shost));
+#endif
mvs_post_sas_ha_init(shost, chip);
diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c
index 0d2138641214..f5e321791903 100644
--- a/drivers/scsi/mvsas/mv_sas.c
+++ b/drivers/scsi/mvsas/mv_sas.c
@@ -259,8 +259,6 @@ static inline void mvs_free_reg_set(struct mvs_info *mvi,
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);
@@ -762,8 +760,6 @@ static int mvs_task_prep_ssp(struct mvs_info *mvi,
}
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);
@@ -878,14 +874,15 @@ static int mvs_task_exec(struct sas_task *task, const int num, gfp_t gfp_flags,
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;
}
@@ -910,12 +907,25 @@ static int mvs_task_exec(struct sas_task *task, const int num, gfp_t gfp_flags,
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;
@@ -973,8 +983,8 @@ static int mvs_task_exec(struct sas_task *task, const int num, gfp_t gfp_flags,
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;
}
@@ -993,11 +1003,15 @@ static int mvs_task_exec(struct sas_task *task, const int num, gfp_t gfp_flags,
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;
@@ -1012,10 +1026,6 @@ err_out:
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;
}
@@ -1187,7 +1197,7 @@ void mvs_update_phyinfo(struct mvs_info *mvi, int i, int get_st)
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 =
@@ -1256,7 +1266,20 @@ static void mvs_port_notify_formed(struct asd_sas_phy *sas_phy, int lock)
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);
+
}
@@ -1316,6 +1339,7 @@ int mvs_dev_found_notify(struct domain_device *dev, int lock)
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)) {
@@ -1351,18 +1375,18 @@ int mvs_dev_found(struct domain_device *dev)
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 {
@@ -1370,14 +1394,13 @@ void mvs_dev_gone_notify(struct domain_device *dev, int lock)
}
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)
@@ -1540,7 +1563,7 @@ int mvs_lu_reset(struct domain_device *dev, u8 *lun)
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 */
@@ -1552,8 +1575,8 @@ int mvs_lu_reset(struct domain_device *dev, u8 *lun)
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)
@@ -1563,10 +1586,8 @@ int mvs_I_T_nexus_reset(struct domain_device *dev)
__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;
@@ -1603,6 +1624,9 @@ int mvs_query_task(struct sas_task *task)
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);
@@ -1621,8 +1645,11 @@ int mvs_abort_task(struct sas_task *task)
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);
@@ -1630,6 +1657,7 @@ int mvs_abort_task(struct sas_task *task)
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;
@@ -1654,12 +1682,31 @@ int mvs_abort_task(struct sas_task *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 */
@@ -1717,8 +1764,13 @@ static int mvs_sata_done(struct mvs_info *mvi, struct sas_task *task,
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;
}
@@ -1753,9 +1805,7 @@ static int mvs_slot_err(struct mvs_info *mvi, struct sas_task *task,
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:
@@ -1772,18 +1822,20 @@ int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc, u32 flags)
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);
@@ -1800,8 +1852,8 @@ int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc, u32 flags)
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);
@@ -1809,24 +1861,17 @@ int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc, u32 flags)
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;
}
@@ -1868,11 +1913,16 @@ int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc, u32 flags)
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);
@@ -1888,10 +1938,10 @@ out:
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;
@@ -1900,6 +1950,10 @@ void mvs_release_task(struct mvs_info *mvi,
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;
@@ -1911,18 +1965,22 @@ void mvs_release_task(struct mvs_info *mvi,
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;
@@ -2029,16 +2087,18 @@ void mvs_int_port(struct mvs_info *mvi, int phy_no, u32 events)
* 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);
@@ -2085,6 +2145,11 @@ void mvs_int_port(struct mvs_info *mvi, int phy_no, u32 events)
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) {
diff --git a/drivers/scsi/mvsas/mv_sas.h b/drivers/scsi/mvsas/mv_sas.h
index 885858bcc403..77ddc7c1e5f2 100644
--- a/drivers/scsi/mvsas/mv_sas.h
+++ b/drivers/scsi/mvsas/mv_sas.h
@@ -39,6 +39,7 @@
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <scsi/libsas.h>
+#include <scsi/scsi.h>
#include <scsi/scsi_tcq.h>
#include <scsi/sas_ata.h>
#include <linux/version.h>
@@ -49,7 +50,7 @@
#define _MV_DUMP 0
#define MVS_ID_NOT_MAPPED 0x7f
/* #define DISABLE_HOTPLUG_DMA_FIX */
-#define MAX_EXP_RUNNING_REQ 2
+// #define MAX_EXP_RUNNING_REQ 2
#define WIDE_PORT_MAX_PHY 4
#define MV_DISABLE_NCQ 0
#define mv_printk(fmt, arg ...) \
@@ -129,6 +130,7 @@ struct mvs_dispatch {
void (*get_sas_addr)(void *buf, u32 buflen);
void (*command_active)(struct mvs_info *mvi, u32 slot_idx);
+ void (*clear_srs_irq)(struct mvs_info *mvi, u8 reg_set, u8 clear_all);
void (*issue_stop)(struct mvs_info *mvi, enum mvs_port_type type,
u32 tfs);
void (*start_delivery)(struct mvs_info *mvi, u32 tx);
@@ -236,9 +238,10 @@ struct mvs_device {
enum sas_dev_type dev_type;
struct mvs_info *mvi_info;
struct domain_device *sas_device;
+ struct timer_list timer;
u32 attached_phy;
u32 device_id;
- u32 runing_req;
+ u32 running_req;
u8 taskfileset;
u8 dev_status;
u16 reserved;
@@ -397,7 +400,9 @@ int mvs_lu_reset(struct domain_device *dev, u8 *lun);
int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc, u32 flags);
int mvs_I_T_nexus_reset(struct domain_device *dev);
int mvs_query_task(struct sas_task *task);
-void mvs_release_task(struct mvs_info *mvi, int phy_no,
+void mvs_release_task(struct mvs_info *mvi,
+ struct domain_device *dev);
+void mvs_do_release_task(struct mvs_info *mvi, int phy_no,
struct domain_device *dev);
void mvs_int_port(struct mvs_info *mvi, int phy_no, u32 events);
void mvs_update_phyinfo(struct mvs_info *mvi, int i, int get_st);
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