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path: root/drivers/scsi/aacraid/commsup.c
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Diffstat (limited to 'drivers/scsi/aacraid/commsup.c')
-rw-r--r--drivers/scsi/aacraid/commsup.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index e5f2d7d9002e..4b32ca442433 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -416,6 +416,7 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
unsigned long flags = 0;
unsigned long qflags;
unsigned long mflags = 0;
+ unsigned long sflags = 0;
if (!(hw_fib->header.XferState & cpu_to_le32(HostOwned)))
@@ -512,6 +513,31 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
spin_lock_irqsave(&fibptr->event_lock, flags);
}
+ if (dev->sync_mode) {
+ if (wait)
+ spin_unlock_irqrestore(&fibptr->event_lock, flags);
+ spin_lock_irqsave(&dev->sync_lock, sflags);
+ if (dev->sync_fib) {
+ list_add_tail(&fibptr->fiblink, &dev->sync_fib_list);
+ spin_unlock_irqrestore(&dev->sync_lock, sflags);
+ } else {
+ dev->sync_fib = fibptr;
+ spin_unlock_irqrestore(&dev->sync_lock, sflags);
+ aac_adapter_sync_cmd(dev, SEND_SYNCHRONOUS_FIB,
+ (u32)fibptr->hw_fib_pa, 0, 0, 0, 0, 0,
+ NULL, NULL, NULL, NULL, NULL);
+ }
+ if (wait) {
+ fibptr->flags |= FIB_CONTEXT_FLAG_WAIT;
+ if (down_interruptible(&fibptr->event_wait)) {
+ fibptr->flags &= ~FIB_CONTEXT_FLAG_WAIT;
+ return -EFAULT;
+ }
+ return 0;
+ }
+ return -EINPROGRESS;
+ }
+
if (aac_adapter_deliver(fibptr) != 0) {
printk(KERN_ERR "aac_fib_send: returned -EBUSY\n");
if (wait) {