diff options
Diffstat (limited to 'drivers/scsi/pm8001/pm8001_sas.c')
| -rw-r--r-- | drivers/scsi/pm8001/pm8001_sas.c | 34 |
1 files changed, 26 insertions, 8 deletions
diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c index f7067878b34f..6a8d35aea93a 100644 --- a/drivers/scsi/pm8001/pm8001_sas.c +++ b/drivers/scsi/pm8001/pm8001_sas.c @@ -130,6 +130,16 @@ static void pm80xx_get_tag_opcodes(struct sas_task *task, int *ata_op, } } +u32 pm80xx_get_local_phy_id(struct domain_device *dev) +{ + struct pm8001_device *pm8001_dev = dev->lldd_dev; + + if (dev_parent_is_expander(dev)) + return dev->parent->ex_dev.ex_phy->phy_id; + + return pm8001_dev->attached_phy; +} + void pm80xx_show_pending_commands(struct pm8001_hba_info *pm8001_ha, struct pm8001_device *target_pm8001_dev) { @@ -477,7 +487,7 @@ int pm8001_queue_command(struct sas_task *task, gfp_t gfp_flags) struct pm8001_device *pm8001_dev = dev->lldd_dev; bool internal_abort = sas_is_internal_abort(task); struct pm8001_hba_info *pm8001_ha; - struct pm8001_port *port = NULL; + struct pm8001_port *port; struct pm8001_ccb_info *ccb; unsigned long flags; u32 n_elem = 0; @@ -502,8 +512,7 @@ int pm8001_queue_command(struct sas_task *task, gfp_t gfp_flags) spin_lock_irqsave(&pm8001_ha->lock, flags); - pm8001_dev = dev->lldd_dev; - port = pm8001_ha->phy[pm8001_dev->attached_phy].port; + port = dev->port->lldd_port; if (!internal_abort && (DEV_IS_GONE(pm8001_dev) || !port || !port->port_attached)) { @@ -701,7 +710,7 @@ static int pm8001_dev_found_notify(struct domain_device *dev) dev->lldd_dev = pm8001_device; pm8001_device->dev_type = dev->dev_type; pm8001_device->dcompletion = &completion; - if (parent_dev && dev_is_expander(parent_dev->dev_type)) { + if (dev_parent_is_expander(dev)) { int phy_id; phy_id = sas_find_attached_phy_id(&parent_dev->ex_dev, dev); @@ -766,7 +775,16 @@ static void pm8001_dev_gone_notify(struct domain_device *dev) spin_lock_irqsave(&pm8001_ha->lock, flags); } PM8001_CHIP_DISP->dereg_dev_req(pm8001_ha, device_id); - pm8001_ha->phy[pm8001_dev->attached_phy].phy_attached = 0; + + /* + * The phy array only contains local phys. Thus, we cannot clear + * phy_attached for a device behind an expander. + */ + if (!dev_parent_is_expander(dev)) { + u32 phy_id = pm80xx_get_local_phy_id(dev); + + pm8001_ha->phy[phy_id].phy_attached = 0; + } pm8001_free_dev(pm8001_dev); } else { pm8001_dbg(pm8001_ha, DISC, "Found dev has gone.\n"); @@ -1048,7 +1066,7 @@ int pm8001_abort_task(struct sas_task *task) struct pm8001_hba_info *pm8001_ha; struct pm8001_device *pm8001_dev; int rc = TMF_RESP_FUNC_FAILED, ret; - u32 phy_id, port_id; + u32 port_id; struct sas_task_slow slow_task; if (!task->lldd_task || !task->dev) @@ -1057,7 +1075,6 @@ int pm8001_abort_task(struct sas_task *task) dev = task->dev; pm8001_dev = dev->lldd_dev; pm8001_ha = pm8001_find_ha_by_dev(dev); - phy_id = pm8001_dev->attached_phy; if (PM8001_CHIP_DISP->fatal_errors(pm8001_ha)) { // If the controller is seeing fatal errors @@ -1089,7 +1106,8 @@ int pm8001_abort_task(struct sas_task *task) if (pm8001_ha->chip_id == chip_8006) { DECLARE_COMPLETION_ONSTACK(completion_reset); DECLARE_COMPLETION_ONSTACK(completion); - struct pm8001_phy *phy = pm8001_ha->phy + phy_id; + u32 phy_id = pm80xx_get_local_phy_id(dev); + struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; port_id = phy->port->port_id; /* 1. Set Device state as Recovery */ |