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path: root/drivers/scsi/pm8001/pm8001_hwi.c
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Diffstat (limited to 'drivers/scsi/pm8001/pm8001_hwi.c')
-rw-r--r--drivers/scsi/pm8001/pm8001_hwi.c105
1 files changed, 21 insertions, 84 deletions
diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
index 0a1296a87d66..a97be015e52e 100644
--- a/drivers/scsi/pm8001/pm8001_hwi.c
+++ b/drivers/scsi/pm8001/pm8001_hwi.c
@@ -644,7 +644,7 @@ static int pm8001_chip_init(struct pm8001_hba_info *pm8001_ha)
pci_read_config_word(pm8001_ha->pdev, PCI_DEVICE_ID, &deviceid);
/* 8081 controllers need BAR shift to access MPI space
* as this is shared with BIOS data */
- if (deviceid == 0x8081) {
+ if (deviceid == 0x8081 || deviceid == 0x0042) {
if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_SM_BASE)) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("Shift Bar4 to 0x%x failed\n",
@@ -673,7 +673,7 @@ static int pm8001_chip_init(struct pm8001_hba_info *pm8001_ha)
for (i = 0; i < PM8001_MAX_OUTB_NUM; i++)
update_outbnd_queue_table(pm8001_ha, i);
/* 8081 controller donot require these operations */
- if (deviceid != 0x8081) {
+ if (deviceid != 0x8081 && deviceid != 0x0042) {
mpi_set_phys_g3_with_ssc(pm8001_ha, 0);
/* 7->130ms, 34->500ms, 119->1.5s */
mpi_set_open_retry_interval_reg(pm8001_ha, 119);
@@ -701,7 +701,7 @@ static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
u32 gst_len_mpistate;
u16 deviceid;
pci_read_config_word(pm8001_ha->pdev, PCI_DEVICE_ID, &deviceid);
- if (deviceid == 0x8081) {
+ if (deviceid == 0x8081 || deviceid == 0x0042) {
if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_SM_BASE)) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("Shift Bar4 to 0x%x failed\n",
@@ -2502,11 +2502,7 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_QUEUE_FULL;
- pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- mb();/*in order to force CPU ordering*/
- spin_unlock_irq(&pm8001_ha->lock);
- t->task_done(t);
- spin_lock_irq(&pm8001_ha->lock);
+ pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
return;
}
break;
@@ -2522,11 +2518,7 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_QUEUE_FULL;
- pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- mb();/*ditto*/
- spin_unlock_irq(&pm8001_ha->lock);
- t->task_done(t);
- spin_lock_irq(&pm8001_ha->lock);
+ pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
return;
}
break;
@@ -2550,11 +2542,7 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY);
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_QUEUE_FULL;
- pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- mb();/* ditto*/
- spin_unlock_irq(&pm8001_ha->lock);
- t->task_done(t);
- spin_lock_irq(&pm8001_ha->lock);
+ pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
return;
}
break;
@@ -2617,11 +2605,7 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
IO_DS_NON_OPERATIONAL);
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_QUEUE_FULL;
- pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- mb();/*ditto*/
- spin_unlock_irq(&pm8001_ha->lock);
- t->task_done(t);
- spin_lock_irq(&pm8001_ha->lock);
+ pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
return;
}
break;
@@ -2641,11 +2625,7 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
IO_DS_IN_ERROR);
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_QUEUE_FULL;
- pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- mb();/*ditto*/
- spin_unlock_irq(&pm8001_ha->lock);
- t->task_done(t);
- spin_lock_irq(&pm8001_ha->lock);
+ pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
return;
}
break;
@@ -2674,20 +2654,9 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
" resp 0x%x stat 0x%x but aborted by upper layer!\n",
t, status, ts->resp, ts->stat));
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- } else if (t->uldd_task) {
- spin_unlock_irqrestore(&t->task_state_lock, flags);
- pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- mb();/* ditto */
- spin_unlock_irq(&pm8001_ha->lock);
- t->task_done(t);
- spin_lock_irq(&pm8001_ha->lock);
- } else if (!t->uldd_task) {
+ } else {
spin_unlock_irqrestore(&t->task_state_lock, flags);
- pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- mb();/*ditto*/
- spin_unlock_irq(&pm8001_ha->lock);
- t->task_done(t);
- spin_lock_irq(&pm8001_ha->lock);
+ pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
}
}
@@ -2796,11 +2765,7 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_QUEUE_FULL;
- pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- mb();/*ditto*/
- spin_unlock_irq(&pm8001_ha->lock);
- t->task_done(t);
- spin_lock_irq(&pm8001_ha->lock);
+ pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
return;
}
break;
@@ -2909,20 +2874,9 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
" resp 0x%x stat 0x%x but aborted by upper layer!\n",
t, event, ts->resp, ts->stat));
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- } else if (t->uldd_task) {
- spin_unlock_irqrestore(&t->task_state_lock, flags);
- pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- mb();/* ditto */
- spin_unlock_irq(&pm8001_ha->lock);
- t->task_done(t);
- spin_lock_irq(&pm8001_ha->lock);
- } else if (!t->uldd_task) {
+ } else {
spin_unlock_irqrestore(&t->task_state_lock, flags);
- pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
- mb();/*ditto*/
- spin_unlock_irq(&pm8001_ha->lock);
- t->task_done(t);
- spin_lock_irq(&pm8001_ha->lock);
+ pm8001_ccb_task_free_done(pm8001_ha, t, ccb, tag);
}
}
@@ -4467,23 +4421,11 @@ static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha,
" stat 0x%x but aborted by upper layer "
"\n", task, ts->resp, ts->stat));
pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
- } else if (task->uldd_task) {
- spin_unlock_irqrestore(&task->task_state_lock,
- flags);
- pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
- mb();/* ditto */
- spin_unlock_irq(&pm8001_ha->lock);
- task->task_done(task);
- spin_lock_irq(&pm8001_ha->lock);
- return 0;
- } else if (!task->uldd_task) {
+ } else {
spin_unlock_irqrestore(&task->task_state_lock,
flags);
- pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
- mb();/*ditto*/
- spin_unlock_irq(&pm8001_ha->lock);
- task->task_done(task);
- spin_lock_irq(&pm8001_ha->lock);
+ pm8001_ccb_task_free_done(pm8001_ha, task,
+ ccb, tag);
return 0;
}
}
@@ -5020,7 +4962,7 @@ pm8001_get_gsm_dump(struct device *cdev, u32 length, char *buf)
/* check max is 1 Mbytes */
if ((length > 0x100000) || (gsm_dump_offset & 3) ||
((gsm_dump_offset + length) > 0x1000000))
- return 1;
+ return -EINVAL;
if (pm8001_ha->chip_id == chip_8001)
bar = 2;
@@ -5048,12 +4990,12 @@ pm8001_get_gsm_dump(struct device *cdev, u32 length, char *buf)
gsm_base = GSM_BASE;
if (-1 == pm8001_bar4_shift(pm8001_ha,
(gsm_base + shift_value)))
- return 1;
+ return -EIO;
} else {
gsm_base = 0;
if (-1 == pm80xx_bar4_shift(pm8001_ha,
(gsm_base + shift_value)))
- return 1;
+ return -EIO;
}
gsm_dump_offset = (gsm_dump_offset + offset) &
0xFFFF0000;
@@ -5072,13 +5014,8 @@ pm8001_get_gsm_dump(struct device *cdev, u32 length, char *buf)
direct_data += sprintf(direct_data, "%08x ", value);
}
/* Shift back to BAR4 original address */
- if (pm8001_ha->chip_id == chip_8001) {
- if (-1 == pm8001_bar4_shift(pm8001_ha, 0))
- return 1;
- } else {
- if (-1 == pm80xx_bar4_shift(pm8001_ha, 0))
- return 1;
- }
+ if (-1 == pm8001_bar4_shift(pm8001_ha, 0))
+ return -EIO;
pm8001_ha->fatal_forensic_shift_offset += 1024;
if (pm8001_ha->fatal_forensic_shift_offset >= 0x100000)
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