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-rw-r--r--drivers/scsi/aacraid/aacraid.h27
-rw-r--r--drivers/scsi/aacraid/commsup.c14
-rw-r--r--drivers/scsi/aacraid/linit.c5
3 files changed, 44 insertions, 2 deletions
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index ba84d9985ce7..54078bf8ab67 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -1341,6 +1341,8 @@ struct fib {
#define AAC_EXPOSE_DISK 0
#define AAC_HIDE_DISK 3
+#define AAC_SAFW_RESCAN_DELAY 10
+
struct aac_hba_map_info {
__le32 rmw_nexus; /* nexus for native HBA devices */
u8 devtype; /* device type */
@@ -1611,6 +1613,7 @@ struct aac_dev
int maximum_num_channels;
struct fsa_dev_info *fsa_dev;
struct task_struct *thread;
+ struct delayed_work safw_rescan_work;
int cardtype;
/*
*This lock will protect the two 32-bit
@@ -2639,12 +2642,35 @@ static inline int aac_adapter_check_health(struct aac_dev *dev)
return (dev)->a_ops.adapter_check_health(dev);
}
+
+int aac_scan_host(struct aac_dev *dev, int rescan);
+
+static inline void aac_schedule_safw_scan_worker(struct aac_dev *dev)
+{
+ schedule_delayed_work(&dev->safw_rescan_work, AAC_SAFW_RESCAN_DELAY);
+}
+
+static inline void aac_safw_rescan_worker(struct work_struct *work)
+{
+ struct aac_dev *dev = container_of(to_delayed_work(work),
+ struct aac_dev, safw_rescan_work);
+
+ aac_scan_host(dev, AAC_RESCAN);
+}
+
+static inline void aac_cancel_safw_rescan_worker(struct aac_dev *dev)
+{
+ if (dev->sa_firmware)
+ cancel_delayed_work_sync(&dev->safw_rescan_work);
+}
+
/* SCp.phase values */
#define AAC_OWNER_MIDLEVEL 0x101
#define AAC_OWNER_LOWLEVEL 0x102
#define AAC_OWNER_ERROR_HANDLER 0x103
#define AAC_OWNER_FIRMWARE 0x106
+void aac_safw_rescan_worker(struct work_struct *work);
int aac_acquire_irq(struct aac_dev *dev);
void aac_free_irq(struct aac_dev *dev);
int aac_setup_safw_adapter(struct aac_dev *dev, int rescan);
@@ -2719,7 +2745,6 @@ static inline int aac_supports_2T(struct aac_dev *dev)
return (dev->adapter_info.options & AAC_OPT_NEW_COMM_64);
}
-int aac_scan_host(struct aac_dev *dev, int rescan);
char * get_container_type(unsigned type);
extern int numacb;
extern char aac_driver_version[];
diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index 4e2687ce2456..d562053f14d7 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -1964,16 +1964,28 @@ out:
return rcode;
}
+static int aac_scan_safw_host(struct aac_dev *dev, int rescan)
+{
+ int rcode = 0;
+
+ rcode = aac_update_safw_host_devices(dev, rescan);
+ if (rcode)
+ aac_schedule_safw_scan_worker(dev);
+
+ return rcode;
+}
+
int aac_scan_host(struct aac_dev *dev, int rescan)
{
int rcode = 0;
mutex_lock(&dev->scan_mutex);
if (dev->sa_firmware)
- rcode = aac_update_safw_host_devices(dev, rescan);
+ rcode = aac_scan_safw_host(dev, rescan);
else
scsi_scan_host(dev->scsi_host_ptr);
mutex_unlock(&dev->scan_mutex);
+
return rcode;
}
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index 7ea7b2cc86bb..bf9d2b72da62 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -1684,6 +1684,8 @@ static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
mutex_init(&aac->ioctl_mutex);
mutex_init(&aac->scan_mutex);
+
+ INIT_DELAYED_WORK(&aac->safw_rescan_work, aac_safw_rescan_worker);
/*
* Map in the registers from the adapter.
*/
@@ -1873,6 +1875,7 @@ static int aac_suspend(struct pci_dev *pdev, pm_message_t state)
struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
scsi_block_requests(shost);
+ aac_cancel_safw_rescan_worker(aac);
aac_send_shutdown(aac);
aac_release_resources(aac);
@@ -1931,6 +1934,7 @@ static void aac_remove_one(struct pci_dev *pdev)
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
+ aac_cancel_safw_rescan_worker(aac);
scsi_remove_host(shost);
__aac_shutdown(aac);
@@ -1988,6 +1992,7 @@ static pci_ers_result_t aac_pci_error_detected(struct pci_dev *pdev,
aac->handle_pci_error = 1;
scsi_block_requests(aac->scsi_host_ptr);
+ aac_cancel_safw_rescan_worker(aac);
aac_flush_ios(aac);
aac_release_resources(aac);