[SCSI] aic7xxx: sane pci probing

[mv-sheeva.git] / drivers / scsi / aic7xxx / aic7xxx_osm.h

diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.h b/drivers/scsi/aic7xxx/aic7xxx_osm.h
index 30c200d5bcd5c298f9bfbba2116dd8ab11caed18..5c0c9f9725b25c80e94f32165e1e0cfae9ef3578 100644 (file)
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.h
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.h
@@ -79,6 +79,8 @@
 #include <scsi/scsi_device.h>
 #include <scsi/scsi_host.h>
 #include <scsi/scsi_tcq.h>
+#include <scsi/scsi_transport.h>
+#include <scsi/scsi_transport_spi.h>
 
 /* Core SCSI definitions */
 #define AIC_LIB_PREFIX ahc
@@ -127,27 +129,9 @@ typedef struct scsi_cmnd      *ahc_io_ctx_t;
 #define ahc_le32toh(x) le32_to_cpu(x)
 #define ahc_le64toh(x) le64_to_cpu(x)
 
-#ifndef LITTLE_ENDIAN
-#define LITTLE_ENDIAN 1234
-#endif
-
-#ifndef BIG_ENDIAN
-#define BIG_ENDIAN 4321
-#endif
-
-#ifndef BYTE_ORDER
-#if defined(__BIG_ENDIAN)
-#define BYTE_ORDER BIG_ENDIAN
-#endif
-#if defined(__LITTLE_ENDIAN)
-#define BYTE_ORDER LITTLE_ENDIAN
-#endif
-#endif /* BYTE_ORDER */
-
 /************************* Configuration Data *********************************/
 extern u_int aic7xxx_no_probe;
 extern u_int aic7xxx_allow_memio;
-extern int aic7xxx_detect_complete;
 extern struct scsi_host_template aic7xxx_driver_template;
 
 /***************************** Bus Space/DMA **********************************/
@@ -283,35 +267,6 @@ ahc_scb_timer_reset(struct scb *scb, u_int usec)
 
 #define AIC7XXX_DRIVER_VERSION "6.2.36"
 
-/**************************** Front End Queues ********************************/
-/*
- * Data structure used to cast the Linux struct scsi_cmnd to something
- * that allows us to use the queue macros.  The linux structure has
- * plenty of space to hold the links fields as required by the queue
- * macros, but the queue macors require them to have the correct type.
- */
-struct ahc_cmd_internal {
-       /* Area owned by the Linux scsi layer. */
-       uint8_t private[offsetof(struct scsi_cmnd, SCp.Status)];
-       union {
-               STAILQ_ENTRY(ahc_cmd)   ste;
-               LIST_ENTRY(ahc_cmd)     le;
-               TAILQ_ENTRY(ahc_cmd)    tqe;
-       } links;
-       uint32_t                        end;
-};
-
-struct ahc_cmd {
-       union {
-               struct ahc_cmd_internal icmd;
-               struct scsi_cmnd        scsi_cmd;
-       } un;
-};
-
-#define acmd_icmd(cmd) ((cmd)->un.icmd)
-#define acmd_scsi_cmd(cmd) ((cmd)->un.scsi_cmd)
-#define acmd_links un.icmd.links
-
 /*************************** Device Data Structures ***************************/
 /*
  * A per probed device structure used to deal with some error recovery
@@ -320,7 +275,6 @@ struct ahc_cmd {
  * after a successfully completed inquiry command to the target when
  * that inquiry data indicates a lun is present.
  */
-TAILQ_HEAD(ahc_busyq, ahc_cmd);
 typedef enum {
        AHC_DEV_FREEZE_TIL_EMPTY = 0x02, /* Freeze queue until active == 0 */
        AHC_DEV_Q_BASIC          = 0x10, /* Allow basic device queuing */
@@ -330,8 +284,6 @@ typedef enum {
 
 struct ahc_linux_target;
 struct ahc_linux_device {
-       TAILQ_ENTRY(ahc_linux_device) links;
-
        /*
         * The number of transactions currently
         * queued to the device.
@@ -401,17 +353,10 @@ struct ahc_linux_device {
         */
        u_int                   commands_since_idle_or_otag;
 #define AHC_OTAG_THRESH        500
-
-       int                     lun;
-       struct scsi_device       *scsi_device;
-       struct                  ahc_linux_target *target;
 };
 
 struct ahc_linux_target {
-       struct ahc_linux_device  *devices[AHC_NUM_LUNS];
-       int                       channel;
-       int                       target;
-       int                       refcount;
+       struct scsi_device       *sdev[AHC_NUM_LUNS];
        struct ahc_transinfo      last_tinfo;
        struct ahc_softc         *ahc;
 };
@@ -445,7 +390,7 @@ struct ahc_platform_data {
        /*
         * Fields accessed from interrupt context.
         */
-       struct ahc_linux_target *targets[AHC_NUM_TARGETS]; 
+       struct scsi_target *starget[AHC_NUM_TARGETS]; 
 
        spinlock_t               spin_lock;
        u_int                    qfrozen;
@@ -659,7 +604,6 @@ typedef enum
 
 /**************************** VL/EISA Routines ********************************/
 #ifdef CONFIG_EISA
-extern uint32_t aic7xxx_probe_eisa_vl;
 int                     ahc_linux_eisa_init(void);
 void                    ahc_linux_eisa_exit(void);
 int                     aic7770_map_registers(struct ahc_softc *ahc,
@@ -924,7 +868,6 @@ ahc_notify_xfer_settings_change(struct ahc_softc *ahc,
 static __inline void
 ahc_platform_scb_free(struct ahc_softc *ahc, struct scb *scb)
 {
-       ahc->flags &= ~AHC_RESOURCE_SHORTAGE;
 }
 
 int    ahc_platform_alloc(struct ahc_softc *ahc, void *platform_arg);