diff options
| author |   Michael Neuling <mikey@neuling.org> | 2012-06-26 21:26:37 +0000 |
|---|---|---|
| committer |   Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-06-29 14:35:37 +1000 |
| commit | bc6dc752f35488160ffac07ae91bed1bddaea32a (patch) | |
| tree | e0bb99ac436f5b03dd83eb62e9d8561707c3620a /arch/powerpc/platforms/pseries/iommu.c | |
| parent | powerpc: check_and_cede_processor() never cedes (diff) | |
| download | linux-dev-bc6dc752f35488160ffac07ae91bed1bddaea32a.tar.xz linux-dev-bc6dc752f35488160ffac07ae91bed1bddaea32a.zip | |
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 <mikey@neuling.org>
cc: stable@kernel.org [v3.3+]
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to '')
| -rw-r--r-- | 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 0915b1ad66ce..2d311c0caf8e 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); } |