Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (97 commits)
  [SCSI] zfcp: removed wrong comment
  [SCSI] zfcp: use of uninitialized variable
  [SCSI] zfcp: Invalid locking order
  [SCSI] aic79xx: use dma_get_required_mask()
  [SCSI] aic79xx: fix bracket mismatch in unused macro
  [SCSI] BusLogic: Replace 'boolean' by 'bool'
  [SCSI] advansys: clean up warnings
  [SCSI] 53c7xx: brackets fix in uncompiled code
  [SCSI] nsp_cs: remove old scsi code
  [SCSI] aic79xx: make ahd_match_scb() static
  [SCSI] DAC960: kmalloc->kzalloc/Casting cleanups
  [SCSI] scsi_kmap_atomic_sg(): check that local irqs are disabled
  [SCSI] Buslogic: local_irq_disable() is redundant after local_irq_save()
  [SCSI] aic94xx: update for v28 firmware
  [SCSI] scsi_error: Fix lost EH commands
  [SCSI] aic94xx: Add default bus reset handler
  [SCSI] aic94xx: Remove TMF result code munging
  [SCSI] libsas: Add an LU reset mechanism to the error handler
  [SCSI] libsas: Don't BUG when connecting two expanders via wide port
  [SCSI] st: fix Tape dies if wrong block size used, bug 7919
  ...

6 files changed, 14 insertions, 26 deletions

diff --git a/drivers/scsi/aic7xxx/aic79xx.h b/drivers/scsi/aic7xxx/aic79xx.h
index 170a4344cbb2..27adbb294ac1 100644
--- a/drivers/scsi/aic7xxx/aic79xx.h
+++ b/drivers/scsi/aic7xxx/aic79xx.h
@@ -1337,9 +1337,6 @@ int	ahd_pci_test_register_access(struct ahd_softc *);
 /************************** SCB and SCB queue management **********************/
 void            ahd_qinfifo_requeue_tail(struct ahd_softc *ahd,
                                          struct scb *scb);
-int             ahd_match_scb(struct ahd_softc *ahd, struct scb *scb,
-                              int target, char channel, int lun,
-                              u_int tag, role_t role);
 
 /****************************** Initialization ********************************/
 struct ahd_softc        *ahd_alloc(void *platform_arg, char *name);
diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c b/drivers/scsi/aic7xxx/aic79xx_core.c
index 07a86a30f676..9ddc6e4a74b0 100644
--- a/drivers/scsi/aic7xxx/aic79xx_core.c
+++ b/drivers/scsi/aic7xxx/aic79xx_core.c
@@ -262,6 +262,9 @@ static void		ahd_update_coalescing_values(struct ahd_softc *ahd,
                                                      u_int mincmds);
 static int              ahd_verify_vpd_cksum(struct vpd_config *vpd);
 static int              ahd_wait_seeprom(struct ahd_softc *ahd);
+static int              ahd_match_scb(struct ahd_softc *ahd, struct scb *scb,
+                                      int target, char channel, int lun,
+                                      u_int tag, role_t role);
 
 /******************************** Private Inlines *****************************/
 
@@ -7256,7 +7259,7 @@ ahd_busy_tcl(struct ahd_softc *ahd, u_int tcl, u_int scbid)
 }
 
 /************************** SCB and SCB queue management **********************/
-int
+static int
 ahd_match_scb(struct ahd_softc *ahd, struct scb *scb, int target,
               char channel, int lun, u_int tag, role_t role)
 {
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c
index 9bfcca5ede08..c7fe478f4813 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm.c
+++ b/drivers/scsi/aic7xxx/aic79xx_osm.c
@@ -1126,15 +1126,6 @@ ahd_linux_register_host(struct ahd_softc *ahd, struct scsi_host_template *templa
         return 0;
 }
 
-uint64_t
-ahd_linux_get_memsize(void)
-{
-        struct sysinfo si;
-
-        si_meminfo(&si);
-        return ((uint64_t)si.totalram << PAGE_SHIFT);
-}
-
 /*
  * Place the SCSI bus into a known state by either resetting it,
  * or forcing transfer negotiations on the next command to any
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.h b/drivers/scsi/aic7xxx/aic79xx_osm.h
index 3a67fc578d78..147c83c456a5 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm.h
+++ b/drivers/scsi/aic7xxx/aic79xx_osm.h
@@ -496,8 +496,6 @@ ahd_insb(struct ahd_softc * ahd, long port, uint8_t *array, int count)
 int             ahd_linux_register_host(struct ahd_softc *,
                                         struct scsi_host_template *);
 
-uint64_t        ahd_linux_get_memsize(void);
-
 /*************************** Pretty Printing **********************************/
 struct info_str {
         char *buffer;
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm_pci.c b/drivers/scsi/aic7xxx/aic79xx_osm_pci.c
index 1a3ab6aa856b..c62ce41f2793 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm_pci.c
+++ b/drivers/scsi/aic7xxx/aic79xx_osm_pci.c
@@ -132,6 +132,7 @@ ahd_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
         struct           ahd_pci_identity *entry;
         char            *name;
         int              error;
+        struct device   *dev = &pdev->dev;
 
         pci = pdev;
         entry = ahd_find_pci_device(pci);
@@ -161,20 +162,18 @@ ahd_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
         pci_set_master(pdev);
 
         if (sizeof(dma_addr_t) > 4) {
-                uint64_t   memsize;
-                const uint64_t mask_39bit = 0x7FFFFFFFFFULL;
+                const u64 required_mask = dma_get_required_mask(dev);
 
-                memsize = ahd_linux_get_memsize();
-
-                if (memsize >= 0x8000000000ULL
-                 && pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) {
+                if (required_mask > DMA_39BIT_MASK &&
+                    dma_set_mask(dev, DMA_64BIT_MASK) == 0)
                         ahd->flags |= AHD_64BIT_ADDRESSING;
-                } else if (memsize > 0x80000000
-                        && pci_set_dma_mask(pdev, mask_39bit) == 0) {
+                else if (required_mask > DMA_32BIT_MASK &&
+                         dma_set_mask(dev, DMA_39BIT_MASK) == 0)
                         ahd->flags |= AHD_39BIT_ADDRESSING;
-                }
+                else
+                        dma_set_mask(dev, DMA_32BIT_MASK);
         } else {
-                pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+                dma_set_mask(dev, DMA_32BIT_MASK);
         }
         ahd->dev_softc = pci;
         error = ahd_pci_config(ahd, entry);
diff --git a/drivers/scsi/aic7xxx/aic79xx_pci.c b/drivers/scsi/aic7xxx/aic79xx_pci.c
index 2cf7bb3123f0..8d72bbae96ad 100644
--- a/drivers/scsi/aic7xxx/aic79xx_pci.c
+++ b/drivers/scsi/aic7xxx/aic79xx_pci.c
@@ -88,7 +88,7 @@ ahd_compose_id(u_int device, u_int vendor, u_int subdevice, u_int subvendor)
 
 #define SUBID_9005_LEGACYCONN_FUNC(id) ((id) & 0x20)
 
-#define SUBID_9005_SEEPTYPE(id) ((id) & 0x0C0) >> 6)
+#define SUBID_9005_SEEPTYPE(id) (((id) & 0x0C0) >> 6)
 #define         SUBID_9005_SEEPTYPE_NONE        0x0
 #define         SUBID_9005_SEEPTYPE_4K          0x1