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[linux-2.6.git] / drivers / scsi / BusLogic.h

diff --git a/drivers/scsi/BusLogic.h b/drivers/scsi/BusLogic.h
index 1aaa656..facbce6 100644 (file)
--- a/drivers/scsi/BusLogic.h
+++ b/drivers/scsi/BusLogic.h
@@ -1098,7 +1098,7 @@ struct BusLogic_HostAdapter {
        struct BusLogic_DriverOptions *DriverOptions;
        struct FlashPoint_Info FlashPointInfo;
        FlashPoint_CardHandle_T CardHandle;
-       struct list_head host_list;
+       struct BusLogic_HostAdapter *Next;
        struct BusLogic_CCB *All_CCBs;
        struct BusLogic_CCB *Free_CCBs;
        struct BusLogic_CCB *FirstCompletedCCB;
@@ -1169,6 +1169,46 @@ struct SCSI_Inquiry {
        unsigned char ProductRevisionLevel[4];  /* Bytes 32-35 */
 };
 
+/*
+  BusLogic_AcquireHostAdapterLock acquires exclusive access to Host Adapter.
+*/
+
+static inline void BusLogic_AcquireHostAdapterLock(struct BusLogic_HostAdapter *HostAdapter)
+{
+       spin_lock_irq(HostAdapter->SCSI_Host->host_lock);
+}
+
+/*
+  BusLogic_ReleaseHostAdapterLock releases exclusive access to Host Adapter.
+*/
+
+static inline void BusLogic_ReleaseHostAdapterLock(struct BusLogic_HostAdapter *HostAdapter)
+{
+       spin_unlock_irq(HostAdapter->SCSI_Host->host_lock);
+}
+
+
+/*
+  BusLogic_AcquireHostAdapterLockIH acquires exclusive access to Host Adapter,
+  but is only called from the interrupt handler.
+*/
+
+static inline void BusLogic_AcquireHostAdapterLockIH(struct BusLogic_HostAdapter *HostAdapter, unsigned long *ProcessorFlags)
+{
+       spin_lock_irqsave(HostAdapter->SCSI_Host->host_lock, *ProcessorFlags);
+}
+
+
+/*
+  BusLogic_ReleaseHostAdapterLockIH releases exclusive access to Host Adapter,
+  but is only called from the interrupt handler.
+*/
+
+static inline void BusLogic_ReleaseHostAdapterLockIH(struct BusLogic_HostAdapter *HostAdapter, unsigned long *ProcessorFlags)
+{
+       spin_unlock_irqrestore(HostAdapter->SCSI_Host->host_lock, *ProcessorFlags);
+}
+
 
 /*
   Define functions to provide an abstraction for reading and writing the
@@ -1346,6 +1386,8 @@ static inline void BusLogic_IncrementSizeBucket(BusLogic_CommandSizeBuckets_T Co
 */
 
 static const char *BusLogic_DriverInfo(struct Scsi_Host *);
+static int BusLogic_DetectHostAdapter(struct scsi_host_template *);
+static int BusLogic_ReleaseHostAdapter(struct Scsi_Host *);
 static int BusLogic_QueueCommand(struct scsi_cmnd *, void (*CompletionRoutine) (struct scsi_cmnd *));
 static int BusLogic_BIOSDiskParameters(struct scsi_device *, struct block_device *, sector_t, int *);
 static int BusLogic_ProcDirectoryInfo(struct Scsi_Host *, char *, char **, off_t, int, int);