[SCSI] remove the scsi_request interface from the gdth driver

Initial pass at converting the gdth driver away from the scsi_request
interface so that the request interface can be removed post 2.6.18
without breaking gdth.  Based on changes from Christoph Hellwig
<hch@lst.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

drivers/scsi/gdth.h

@@ -4,13 +4,13 @@
 /*
  * Header file for the GDT Disk Array/Storage RAID controllers driver for Linux
  * 
- * gdth.h Copyright (C) 1995-03 ICP vortex, Achim Leubner
+ * gdth.h Copyright (C) 1995-06 ICP vortex, Achim Leubner
  * See gdth.c for further informations and 
  * below for supported controller types
  *
  * <achim_leubner@adaptec.com>
  *
- * $Id: gdth.h,v 1.57 2004/03/31 11:52:09 achim Exp $
+ * $Id: gdth.h,v 1.58 2006/01/11 16:14:09 achim Exp $
  */
 
 #include <linux/version.h>
@@ -26,9 +26,9 @@
 /* defines, macros */
 
 /* driver version */
-#define GDTH_VERSION_STR        "3.04"
+#define GDTH_VERSION_STR        "3.05"
 #define GDTH_VERSION            3
-#define GDTH_SUBVERSION         4
+#define GDTH_SUBVERSION         5
 
 /* protocol version */
 #define PROTOCOL_VERSION        1

drivers/scsi/gdth_kcompat.h

-
-
 #ifndef IRQ_HANDLED
 typedef void irqreturn_t;
 #define IRQ_NONE
@@ -10,6 +8,18 @@ typedef void irqreturn_t;
 #define MODULE_LICENSE(x)
 #endif
 
+#ifndef __iomem
+#define __iomem
+#endif
+
+#ifndef __attribute_used__
+#define __attribute_used__	__devinitdata
+#endif
+
+#ifndef __user
+#define __user
+#endif
+
 #ifndef SERVICE_ACTION_IN
 #define SERVICE_ACTION_IN	0x9e
 #endif

drivers/scsi/gdth_proc.h

@@ -5,20 +5,16 @@
  * $Id: gdth_proc.h,v 1.16 2004/01/14 13:09:01 achim Exp $
  */
 
+int gdth_execute(struct Scsi_Host *shost, gdth_cmd_str *gdtcmd, char *cmnd,
+                 int timeout, u32 *info);
+
 static int gdth_set_info(char *buffer,int length,struct Scsi_Host *host,
                          int hanum,int busnum);
 static int gdth_get_info(char *buffer,char **start,off_t offset,int length,
                          struct Scsi_Host *host,int hanum,int busnum);
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
-static void gdth_do_req(Scsi_Request *srp, gdth_cmd_str *cmd, 
-                        char *cmnd, int timeout);
-static int gdth_set_asc_info(char *buffer,int length,int hanum,Scsi_Request *scp);
-#else
-static void gdth_do_cmd(Scsi_Cmnd *scp, gdth_cmd_str *cmd, 
-                        char *cmnd, int timeout);
-static int gdth_set_asc_info(char *buffer,int length,int hanum,Scsi_Cmnd *scp);
-#endif
+static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer,
+                             int length, int hanum);
 
 static char *gdth_ioctl_alloc(int hanum, int size, int scratch,
                               ulong64 *paddr);  
@@ -28,7 +24,5 @@ static void gdth_stop_timeout(int hanum, int busnum, int id);
 static void gdth_start_timeout(int hanum, int busnum, int id);
 static int gdth_update_timeout(int hanum, Scsi_Cmnd *scp, int timeout);
 
-void gdth_scsi_done(Scsi_Cmnd *scp);
-
 #endif