powerpc/mm: Use a helper for finding pte bits mapping I/O area
Use a helper instead of open coding with constants. A later patch will
drop the WIMG bits and use PowerISA 3.0 defines.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
diff --git a/arch/powerpc/kernel/btext.c b/arch/powerpc/kernel/btext.c
index 41c011c..8275858 100644
--- a/arch/powerpc/kernel/btext.c
+++ b/arch/powerpc/kernel/btext.c
@@ -162,7 +162,7 @@
offset = ((unsigned long) dispDeviceBase) - base;
size = dispDeviceRowBytes * dispDeviceRect[3] + offset
+ dispDeviceRect[0];
- vbase = __ioremap(base, size, _PAGE_NO_CACHE);
+ vbase = __ioremap(base, size, pgprot_val(pgprot_noncached_wc(__pgprot(0))));
if (vbase == 0)
return;
logicalDisplayBase = vbase + offset;
diff --git a/arch/powerpc/kernel/isa-bridge.c b/arch/powerpc/kernel/isa-bridge.c
index 0f19970..ae13161 100644
--- a/arch/powerpc/kernel/isa-bridge.c
+++ b/arch/powerpc/kernel/isa-bridge.c
@@ -109,14 +109,14 @@
size = 0x10000;
__ioremap_at(phb_io_base_phys, (void *)ISA_IO_BASE,
- size, _PAGE_NO_CACHE|_PAGE_GUARDED);
+ size, pgprot_val(pgprot_noncached(__pgprot(0))));
return;
inval_range:
printk(KERN_ERR "no ISA IO ranges or unexpected isa range, "
"mapping 64k\n");
__ioremap_at(phb_io_base_phys, (void *)ISA_IO_BASE,
- 0x10000, _PAGE_NO_CACHE|_PAGE_GUARDED);
+ 0x10000, pgprot_val(pgprot_noncached(__pgprot(0))));
}
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 60bb187..41503d7 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -159,7 +159,7 @@
/* Establish the mapping */
if (__ioremap_at(phys_page, area->addr, size_page,
- _PAGE_NO_CACHE | _PAGE_GUARDED) == NULL)
+ pgprot_val(pgprot_noncached(__pgprot(0)))) == NULL)
return -ENOMEM;
/* Fixup hose IO resource */
diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c
index 9e0553e..ea60a24 100644
--- a/arch/powerpc/mm/pgtable_64.c
+++ b/arch/powerpc/mm/pgtable_64.c
@@ -253,7 +253,7 @@
void __iomem * ioremap(phys_addr_t addr, unsigned long size)
{
- unsigned long flags = _PAGE_NO_CACHE | _PAGE_GUARDED;
+ unsigned long flags = pgprot_val(pgprot_noncached(__pgprot(0)));
void *caller = __builtin_return_address(0);
if (ppc_md.ioremap)
@@ -263,7 +263,7 @@
void __iomem * ioremap_wc(phys_addr_t addr, unsigned long size)
{
- unsigned long flags = _PAGE_NO_CACHE;
+ unsigned long flags = pgprot_val(pgprot_noncached_wc(__pgprot(0)));
void *caller = __builtin_return_address(0);
if (ppc_md.ioremap)
diff --git a/arch/powerpc/platforms/ps3/spu.c b/arch/powerpc/platforms/ps3/spu.c
index 5e8a40f..492b257 100644
--- a/arch/powerpc/platforms/ps3/spu.c
+++ b/arch/powerpc/platforms/ps3/spu.c
@@ -216,7 +216,7 @@
}
spu->local_store = (__force void *)ioremap_prot(spu->local_store_phys,
- LS_SIZE, _PAGE_NO_CACHE);
+ LS_SIZE, pgprot_val(pgprot_noncached_wc(__pgprot(0))));
if (!spu->local_store) {
pr_debug("%s:%d: ioremap local_store failed\n",
