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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-11-06 18:55:59 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-11-25 14:32:57 +1100 |
| commit | 1f1616e864972fc82e1a144c7d23622d2aa2c6f2 (patch) | |
| tree | 8e0439953be68803a6fc86384e7031212f5b1170 /arch/powerpc/platforms/pseries | |
| parent | 48c2ce97fa406607ca5e11a76cf507d171452dd9 (diff) | |
| download | op-kernel-dev-1f1616e864972fc82e1a144c7d23622d2aa2c6f2.zip op-kernel-dev-1f1616e864972fc82e1a144c7d23622d2aa2c6f2.tar.gz | |
powerpc/powernv: Add TCE SW invalidation support
This is used for newer IO Hubs such as p7IOC.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms/pseries')
| -rw-r--r-- | arch/powerpc/platforms/pseries/iommu.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c index ea70667..c442f2b 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_SW_INVAL) + 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_SW_INVAL) + if (tbl->it_type == TCE_PCI_SWINV_FREE) tce_invalidate_pSeries_sw(tbl, tces, tcep - 1); } @@ -511,7 +511,7 @@ static void iommu_table_setparms(struct pci_controller *phb, */ tbl->it_index = (unsigned long) ioremap(sw_inval[0], 8); tbl->it_busno = sw_inval[1]; /* overload this with magic */ - tbl->it_type = TCE_PCI_SW_INVAL; + tbl->it_type = TCE_PCI_SWINV_CREATE | TCE_PCI_SWINV_FREE; } } |
