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path: root/drivers/scsi/pm8001/pm8001_sas.c
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Diffstat (limited to 'drivers/scsi/pm8001/pm8001_sas.c')
-rw-r--r--drivers/scsi/pm8001/pm8001_sas.c49
1 files changed, 37 insertions, 12 deletions
diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c
index 947d6017d004..b3be49d41375 100644
--- a/drivers/scsi/pm8001/pm8001_sas.c
+++ b/drivers/scsi/pm8001/pm8001_sas.c
@@ -116,8 +116,8 @@ int pm8001_mem_alloc(struct pci_dev *pdev, void **virt_addr,
u64 align_offset = 0;
if (align)
align_offset = (dma_addr_t)align - 1;
- mem_virt_alloc = pci_zalloc_consistent(pdev, mem_size + align,
- &mem_dma_handle);
+ mem_virt_alloc = dma_zalloc_coherent(&pdev->dev, mem_size + align,
+ &mem_dma_handle, GFP_KERNEL);
if (!mem_virt_alloc) {
pm8001_printk("memory allocation error\n");
return -1;
@@ -157,9 +157,12 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
int rc = 0, phy_id = sas_phy->id;
struct pm8001_hba_info *pm8001_ha = NULL;
struct sas_phy_linkrates *rates;
+ struct sas_ha_struct *sas_ha;
+ struct pm8001_phy *phy;
DECLARE_COMPLETION_ONSTACK(completion);
unsigned long flags;
pm8001_ha = sas_phy->ha->lldd_ha;
+ phy = &pm8001_ha->phy[phy_id];
pm8001_ha->phy[phy_id].enable_completion = &completion;
switch (func) {
case PHY_FUNC_SET_LINK_RATE:
@@ -172,7 +175,7 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
pm8001_ha->phy[phy_id].maximum_linkrate =
rates->maximum_linkrate;
}
- if (pm8001_ha->phy[phy_id].phy_state == 0) {
+ if (pm8001_ha->phy[phy_id].phy_state == PHY_LINK_DISABLE) {
PM8001_CHIP_DISP->phy_start_req(pm8001_ha, phy_id);
wait_for_completion(&completion);
}
@@ -180,7 +183,7 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
PHY_LINK_RESET);
break;
case PHY_FUNC_HARD_RESET:
- if (pm8001_ha->phy[phy_id].phy_state == 0) {
+ if (pm8001_ha->phy[phy_id].phy_state == PHY_LINK_DISABLE) {
PM8001_CHIP_DISP->phy_start_req(pm8001_ha, phy_id);
wait_for_completion(&completion);
}
@@ -188,7 +191,7 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
PHY_HARD_RESET);
break;
case PHY_FUNC_LINK_RESET:
- if (pm8001_ha->phy[phy_id].phy_state == 0) {
+ if (pm8001_ha->phy[phy_id].phy_state == PHY_LINK_DISABLE) {
PM8001_CHIP_DISP->phy_start_req(pm8001_ha, phy_id);
wait_for_completion(&completion);
}
@@ -200,6 +203,25 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
PHY_LINK_RESET);
break;
case PHY_FUNC_DISABLE:
+ if (pm8001_ha->chip_id != chip_8001) {
+ if (pm8001_ha->phy[phy_id].phy_state ==
+ PHY_STATE_LINK_UP_SPCV) {
+ sas_ha = pm8001_ha->sas;
+ sas_phy_disconnected(&phy->sas_phy);
+ sas_ha->notify_phy_event(&phy->sas_phy,
+ PHYE_LOSS_OF_SIGNAL);
+ phy->phy_attached = 0;
+ }
+ } else {
+ if (pm8001_ha->phy[phy_id].phy_state ==
+ PHY_STATE_LINK_UP_SPC) {
+ sas_ha = pm8001_ha->sas;
+ sas_phy_disconnected(&phy->sas_phy);
+ sas_ha->notify_phy_event(&phy->sas_phy,
+ PHYE_LOSS_OF_SIGNAL);
+ phy->phy_attached = 0;
+ }
+ }
PM8001_CHIP_DISP->phy_stop_req(pm8001_ha, phy_id);
break;
case PHY_FUNC_GET_EVENTS:
@@ -374,6 +396,13 @@ static int pm8001_task_exec(struct sas_task *task,
return 0;
}
pm8001_ha = pm8001_find_ha_by_dev(task->dev);
+ if (pm8001_ha->controller_fatal_error) {
+ struct task_status_struct *ts = &t->task_status;
+
+ ts->resp = SAS_TASK_UNDELIVERED;
+ t->task_done(t);
+ return 0;
+ }
PM8001_IO_DBG(pm8001_ha, pm8001_printk("pm8001_task_exec device \n "));
spin_lock_irqsave(&pm8001_ha->lock, flags);
do {
@@ -466,7 +495,7 @@ err_out:
dev_printk(KERN_ERR, pm8001_ha->dev, "pm8001 exec failed[%d]!\n", rc);
if (!sas_protocol_ata(t->task_proto))
if (n_elem)
- dma_unmap_sg(pm8001_ha->dev, t->scatter, n_elem,
+ dma_unmap_sg(pm8001_ha->dev, t->scatter, t->num_scatter,
t->data_dir);
out_done:
spin_unlock_irqrestore(&pm8001_ha->lock, flags);
@@ -504,9 +533,9 @@ void pm8001_ccb_task_free(struct pm8001_hba_info *pm8001_ha,
switch (task->task_proto) {
case SAS_PROTOCOL_SMP:
dma_unmap_sg(pm8001_ha->dev, &task->smp_task.smp_resp, 1,
- PCI_DMA_FROMDEVICE);
+ DMA_FROM_DEVICE);
dma_unmap_sg(pm8001_ha->dev, &task->smp_task.smp_req, 1,
- PCI_DMA_TODEVICE);
+ DMA_TO_DEVICE);
break;
case SAS_PROTOCOL_SATA:
@@ -1020,13 +1049,11 @@ int pm8001_I_T_nexus_event_handler(struct domain_device *dev)
struct pm8001_device *pm8001_dev;
struct pm8001_hba_info *pm8001_ha;
struct sas_phy *phy;
- u32 device_id = 0;
if (!dev || !dev->lldd_dev)
return -1;
pm8001_dev = dev->lldd_dev;
- device_id = pm8001_dev->device_id;
pm8001_ha = pm8001_find_ha_by_dev(dev);
PM8001_EH_DBG(pm8001_ha,
@@ -1159,7 +1186,6 @@ int pm8001_abort_task(struct sas_task *task)
{
unsigned long flags;
u32 tag;
- u32 device_id;
struct domain_device *dev ;
struct pm8001_hba_info *pm8001_ha;
struct scsi_lun lun;
@@ -1173,7 +1199,6 @@ int pm8001_abort_task(struct sas_task *task)
dev = task->dev;
pm8001_dev = dev->lldd_dev;
pm8001_ha = pm8001_find_ha_by_dev(dev);
- device_id = pm8001_dev->device_id;
phy_id = pm8001_dev->attached_phy;
rc = pm8001_find_tag(task, &tag);
if (rc == 0) {