Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/holtmann/bluet...

[~andy/linux] / arch / sparc / mm / io-unit.c

diff --git a/arch/sparc/mm/io-unit.c b/arch/sparc/mm/io-unit.c
index 7c89893b1fe8789e71a05694660540ac943bb4c8..f167835db3dffe7a492d01f3473e442c3a092be2 100644 (file)
--- a/arch/sparc/mm/io-unit.c
+++ b/arch/sparc/mm/io-unit.c
@@ -1,4 +1,4 @@
-/* $Id: io-unit.c,v 1.24 2001/12/17 07:05:09 davem Exp $
+/*
  * io-unit.c:  IO-UNIT specific routines for memory management.
  *
  * Copyright (C) 1997,1998 Jakub Jelinek    (jj@sunsite.mff.cuni.cz)
@@ -11,8 +11,8 @@
 #include <linux/mm.h>
 #include <linux/highmem.h>     /* pte_offset_map => kmap_atomic */
 #include <linux/bitops.h>
+#include <linux/scatterlist.h>
 
-#include <asm/scatterlist.h>
 #include <asm/pgalloc.h>
 #include <asm/pgtable.h>
 #include <asm/sbus.h>
@@ -144,8 +144,9 @@ static void iounit_get_scsi_sgl(struct scatterlist *sg, int sz, struct sbus_bus
        spin_lock_irqsave(&iounit->lock, flags);
        while (sz != 0) {
                --sz;
-               sg[sz].dvma_address = iounit_get_area(iounit, (unsigned long)page_address(sg[sz].page) + sg[sz].offset, sg[sz].length);
-               sg[sz].dvma_length = sg[sz].length;
+               sg->dvma_address = iounit_get_area(iounit, (unsigned long) sg_virt(sg), sg->length);
+               sg->dvma_length = sg->length;
+               sg = sg_next(sg);
        }
        spin_unlock_irqrestore(&iounit->lock, flags);
 }
@@ -173,11 +174,12 @@ static void iounit_release_scsi_sgl(struct scatterlist *sg, int sz, struct sbus_
        spin_lock_irqsave(&iounit->lock, flags);
        while (sz != 0) {
                --sz;
-               len = ((sg[sz].dvma_address & ~PAGE_MASK) + sg[sz].length + (PAGE_SIZE-1)) >> PAGE_SHIFT;
-               vaddr = (sg[sz].dvma_address - IOUNIT_DMA_BASE) >> PAGE_SHIFT;
+               len = ((sg->dvma_address & ~PAGE_MASK) + sg->length + (PAGE_SIZE-1)) >> PAGE_SHIFT;
+               vaddr = (sg->dvma_address - IOUNIT_DMA_BASE) >> PAGE_SHIFT;
                IOD(("iounit_release %08lx-%08lx\n", (long)vaddr, (long)len+vaddr));
                for (len += vaddr; vaddr < len; vaddr++)
                        clear_bit(vaddr, iounit->bmap);
+               sg = sg_next(sg);
        }
        spin_unlock_irqrestore(&iounit->lock, flags);
 }