diff options
| author | Alistair Popple <alistair@popple.id.au> | 2013-12-09 18:17:01 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-12-30 14:17:06 +1100 |
| commit | e589a4404fa06730355de204d3d136ed9bbc7dea (patch) | |
| tree | a7b4d1dad98a06d89e652194947735db7eec02b5 /arch/powerpc/platforms/powernv | |
| parent | fee26f6d5d68a8815b20c32d15dd70d5384eb937 (diff) | |
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>
Diffstat (limited to 'arch/powerpc/platforms/powernv')
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c index bac289aac7c..7f4d857668a 100644 --- a/arch/powerpc/platforms/powernv/pci.c +++ b/arch/powerpc/platforms/powernv/pci.c @@ -564,7 +564,7 @@ void pnv_pci_setup_iommu_table(struct iommu_table *tbl, { tbl->it_blocksize = 16; tbl->it_base = (unsigned long)tce_mem; - tbl->it_offset = dma_offset >> IOMMU_PAGE_SHIFT; + tbl->it_offset = dma_offset >> IOMMU_PAGE_SHIFT_4K; tbl->it_index = 0; tbl->it_size = tce_size >> 3; tbl->it_busno = 0; @@ -761,7 +761,7 @@ static struct notifier_block tce_iommu_bus_nb = { static int __init tce_iommu_bus_notifier_init(void) { - BUILD_BUG_ON(PAGE_SIZE < IOMMU_PAGE_SIZE); + BUILD_BUG_ON(PAGE_SIZE < IOMMU_PAGE_SIZE_4K); bus_register_notifier(&pci_bus_type, &tce_iommu_bus_nb); return 0; |