From e589a4404fa06730355de204d3d136ed9bbc7dea Mon Sep 17 00:00:00 2001
From: Alistair Popple <alistair@popple.id.au>
Date: Mon, 9 Dec 2013 18:17:01 +1100
Subject: powerpc/iommu: Update constant names to reflect their hardcoded page
size
The powerpc iommu uses a hardcoded page size of 4K. This patch changes
the name of the IOMMU_PAGE_* macros to reflect the hardcoded values. A
future patch will use the existing names to support dynamic page
sizes.
Signed-off-by: Alistair Popple <alistair@popple.id.au>
Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
arch/powerpc/platforms/pseries/setup.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
(limited to 'arch/powerpc/platforms/pseries/setup.c')
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index c1f190858701..49cd16e6b450 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -72,7 +72,7 @@
int CMO_PrPSP = -1;
int CMO_SecPSP = -1;
-unsigned long CMO_PageSize = (ASM_CONST(1) << IOMMU_PAGE_SHIFT);
+unsigned long CMO_PageSize = (ASM_CONST(1) << IOMMU_PAGE_SHIFT_4K);
EXPORT_SYMBOL(CMO_PageSize);
int fwnmi_active; /* TRUE if an FWNMI handler is present */
@@ -569,7 +569,7 @@ void pSeries_cmo_feature_init(void)
{
char *ptr, *key, *value, *end;
int call_status;
- int page_order = IOMMU_PAGE_SHIFT;
+ int page_order = IOMMU_PAGE_SHIFT_4K;
pr_debug(" -> fw_cmo_feature_init()\n");
spin_lock(&rtas_data_buf_lock);
--
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