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authorChristoph Hellwig <hch@lst.de>2005-05-16 18:52:06 +0200
committerJames Bottomley <jejb@mulgrave.(none)>2005-05-20 15:54:36 -0500
commitdedd831081052028f35aaf924ea3d6c55109074f (patch)
tree518497bc7e5aa491bc932d50149ce96cae0b26c3 /drivers/scsi/aic7xxx/aic7xxx_osm.h
parentc06716fe1cea97749668c83e8374b453fbd00823 (diff)
[SCSI] aic7xxx: remove Linux 2.4 ifdefs
There's not much sense in sharing code anymore now that aic7xxx uses various transport class facilities. Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/aic7xxx/aic7xxx_osm.h')
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_osm.h89
1 files changed, 0 insertions, 89 deletions
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.h b/drivers/scsi/aic7xxx/aic7xxx_osm.h
index 6ea2bfb8820..752022e4d4d 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.h
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.h
@@ -281,12 +281,6 @@ ahc_scb_timer_reset(struct scb *scb, u_int usec)
/***************************** SMP support ************************************/
#include <linux/spinlock.h>
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) || defined(SCSI_HAS_HOST_LOCK))
-#define AHC_SCSI_HAS_HOST_LOCK 1
-#else
-#define AHC_SCSI_HAS_HOST_LOCK 0
-#endif
-
#define AIC7XXX_DRIVER_VERSION "6.2.36"
/**************************** Front End Queues ********************************/
@@ -438,18 +432,7 @@ struct ahc_linux_target {
* manner and are allocated below 4GB, the number of S/G segments is
* unrestricted.
*/
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
-/*
- * We dynamically adjust the number of segments in pre-2.5 kernels to
- * avoid fragmentation issues in the SCSI mid-layer's private memory
- * allocator. See aic7xxx_osm.c ahc_linux_size_nseg() for details.
- */
-extern u_int ahc_linux_nseg;
-#define AHC_NSEG ahc_linux_nseg
-#define AHC_LINUX_MIN_NSEG 64
-#else
#define AHC_NSEG 128
-#endif
/*
* Per-SCB OSM storage.
@@ -607,17 +590,6 @@ static __inline void ahc_lockinit(struct ahc_softc *);
static __inline void ahc_lock(struct ahc_softc *, unsigned long *flags);
static __inline void ahc_unlock(struct ahc_softc *, unsigned long *flags);
-/* Lock acquisition and release of the above lock in midlayer entry points. */
-static __inline void ahc_midlayer_entrypoint_lock(struct ahc_softc *,
- unsigned long *flags);
-static __inline void ahc_midlayer_entrypoint_unlock(struct ahc_softc *,
- unsigned long *flags);
-
-/* Lock held during command compeletion to the upper layer */
-static __inline void ahc_done_lockinit(struct ahc_softc *);
-static __inline void ahc_done_lock(struct ahc_softc *, unsigned long *flags);
-static __inline void ahc_done_unlock(struct ahc_softc *, unsigned long *flags);
-
/* Lock held during ahc_list manipulation and ahc softc frees */
extern spinlock_t ahc_list_spinlock;
static __inline void ahc_list_lockinit(void);
@@ -643,57 +615,6 @@ ahc_unlock(struct ahc_softc *ahc, unsigned long *flags)
}
static __inline void
-ahc_midlayer_entrypoint_lock(struct ahc_softc *ahc, unsigned long *flags)
-{
- /*
- * In 2.5.X and some 2.4.X versions, the midlayer takes our
- * lock just before calling us, so we avoid locking again.
- * For other kernel versions, the io_request_lock is taken
- * just before our entry point is called. In this case, we
- * trade the io_request_lock for our per-softc lock.
- */
-#if AHC_SCSI_HAS_HOST_LOCK == 0
- spin_unlock(&io_request_lock);
- spin_lock(&ahc->platform_data->spin_lock);
-#endif
-}
-
-static __inline void
-ahc_midlayer_entrypoint_unlock(struct ahc_softc *ahc, unsigned long *flags)
-{
-#if AHC_SCSI_HAS_HOST_LOCK == 0
- spin_unlock(&ahc->platform_data->spin_lock);
- spin_lock(&io_request_lock);
-#endif
-}
-
-static __inline void
-ahc_done_lockinit(struct ahc_softc *ahc)
-{
- /*
- * In 2.5.X, our own lock is held during completions.
- * In previous versions, the io_request_lock is used.
- * In either case, we can't initialize this lock again.
- */
-}
-
-static __inline void
-ahc_done_lock(struct ahc_softc *ahc, unsigned long *flags)
-{
-#if AHC_SCSI_HAS_HOST_LOCK == 0
- spin_lock_irqsave(&io_request_lock, *flags);
-#endif
-}
-
-static __inline void
-ahc_done_unlock(struct ahc_softc *ahc, unsigned long *flags)
-{
-#if AHC_SCSI_HAS_HOST_LOCK == 0
- spin_unlock_irqrestore(&io_request_lock, *flags);
-#endif
-}
-
-static __inline void
ahc_list_lockinit(void)
{
spin_lock_init(&ahc_list_spinlock);
@@ -759,12 +680,6 @@ typedef enum
} ahc_power_state;
/**************************** VL/EISA Routines ********************************/
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) \
- && (defined(__i386__) || defined(__alpha__)) \
- && (!defined(CONFIG_EISA)))
-#define CONFIG_EISA
-#endif
-
#ifdef CONFIG_EISA
extern uint32_t aic7xxx_probe_eisa_vl;
int ahc_linux_eisa_init(void);
@@ -880,12 +795,8 @@ ahc_flush_device_writes(struct ahc_softc *ahc)
}
/**************************** Proc FS Support *********************************/
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
-int ahc_linux_proc_info(char *, char **, off_t, int, int, int);
-#else
int ahc_linux_proc_info(struct Scsi_Host *, char *, char **,
off_t, int, int);
-#endif
/*************************** Domain Validation ********************************/
/*********************** Transaction Access Wrappers *************************/