commit: bc6dc752f35488160ffac07ae91bed1bddaea32a
From: Michael Neuling <[email protected]>
Date: Tue, 26 Jun 2012 21:26:37 +0000
Subject: powerpc/pseries: Fix software invalidate TCE

The following added support for powernv but broke pseries/BML:
 1f1616e powerpc/powernv: Add TCE SW invalidation support

TCE_PCI_SW_INVAL was split into FREE and CREATE flags but the tests in
the pseries code were not updated to reflect this.

Signed-off-by: Michael Neuling <[email protected]>
cc: [email protected] [v3.3+]
Signed-off-by: Benjamin Herrenschmidt <[email protected]>
---
 arch/powerpc/platforms/pseries/iommu.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/platforms/pseries/iommu.c 
b/arch/powerpc/platforms/pseries/iommu.c
index 0915b1a..2d311c0 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -106,7 +106,7 @@ static int tce_build_pSeries(struct iommu_table *tbl, long 
index,
                tcep++;
        }
 
-       if (tbl->it_type == TCE_PCI_SWINV_CREATE)
+       if (tbl->it_type & TCE_PCI_SWINV_CREATE)
                tce_invalidate_pSeries_sw(tbl, tces, tcep - 1);
        return 0;
 }
@@ -121,7 +121,7 @@ static void tce_free_pSeries(struct iommu_table *tbl, long 
index, long npages)
        while (npages--)
                *(tcep++) = 0;
 
-       if (tbl->it_type == TCE_PCI_SWINV_FREE)
+       if (tbl->it_type & TCE_PCI_SWINV_FREE)
                tce_invalidate_pSeries_sw(tbl, tces, tcep - 1);
 }
 
-- 
1.7.3.4
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