patch-2.1.96 linux/drivers/scsi/NCR53c406a.c

• Lines: 41
• Date: Sat Apr 11 11:13:25 1998
• Orig file: v2.1.95/linux/drivers/scsi/NCR53c406a.c
• Orig date: Wed Apr 1 20:11:52 1998

diff -u --recursive --new-file v2.1.95/linux/drivers/scsi/NCR53c406a.c linux/drivers/scsi/NCR53c406a.c
@@ -52,6 +52,7 @@
 #include <asm/irq.h>
 
 #include <linux/blk.h>
+#include <asm/spinlock.h>
 #include "scsi.h"
 #include "hosts.h"
 #include "sd.h"
@@ -171,6 +172,7 @@
 
 /* Static function prototypes */
 static  void NCR53c406a_intr(int, void *, struct pt_regs *);
+static  void do_NCR53c406a_intr(int, void *, struct pt_regs *);
 static  void internal_done(Scsi_Cmnd *);
 static  void wait_intr(void);
 static  void chip_init(void);
@@ -539,7 +541,7 @@
     request_region(port_base, 0x10, "NCR53c406a");
     
     if(irq_level > 0) {
-        if(request_irq(irq_level, NCR53c406a_intr, 0, "NCR53c406a", NULL)){
+        if(request_irq(irq_level, do_NCR53c406a_intr, 0, "NCR53c406a", NULL)){
             printk("NCR53c406a: unable to allocate IRQ %d\n", irq_level);
             return 0;
         }
@@ -764,6 +766,15 @@
     return 0;
   }
      
+     static void
+do_NCR53c406a_intr(int unused, void *dev_id, struct pt_regs *regs){
+    unsigned long flags;
+
+    spin_lock_irqsave(&io_request_lock, flags);
+    NCR53c406a_intr(0, dev_id, regs);
+    spin_unlock_irqrestore(&io_request_lock, flags);
+}
+
      static void
 NCR53c406a_intr(int unused, void *dev_id, struct pt_regs *regs){
     DEB(unsigned char fifo_size;)