diff options
author | Stephen Rothwell <sfr@canb.auug.org.au> | 2007-10-11 04:53:32 (GMT) |
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committer | Paul Mackerras <paulus@samba.org> | 2007-10-11 10:40:45 (GMT) |
commit | 1670b2b2716b98541765da94be1332ad5c314b7a (patch) | |
tree | 872def623a8b58907801001093a3350ae161395e /arch/powerpc/platforms/iseries/iommu.c | |
parent | 73be7d5267774b8fef1d83ebffc070cd090c4398 (diff) | |
download | linux-fsl-qoriq-1670b2b2716b98541765da94be1332ad5c314b7a.tar.xz |
[POWERPC] Remove iSeries_vio_dev
It was only being used to carry around dma_iommu_ops and vio_iommu_table
which we can use directly instead. This also means that vio_bus_device
doesn't need to refer to them either.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Acked-by: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/platforms/iseries/iommu.c')
-rw-r--r-- | arch/powerpc/platforms/iseries/iommu.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/iseries/iommu.c b/arch/powerpc/platforms/iseries/iommu.c index 3b6a966..3281f10 100644 --- a/arch/powerpc/platforms/iseries/iommu.c +++ b/arch/powerpc/platforms/iseries/iommu.c @@ -28,6 +28,7 @@ #include <linux/dma-mapping.h> #include <linux/list.h> #include <linux/pci.h> +#include <linux/module.h> #include <asm/iommu.h> #include <asm/tce.h> @@ -36,6 +37,7 @@ #include <asm/prom.h> #include <asm/pci-bridge.h> #include <asm/iseries/hv_call_xm.h> +#include <asm/iseries/hv_call_event.h> #include <asm/iseries/iommu.h> static void tce_build_iSeries(struct iommu_table *tbl, long index, long npages, @@ -189,6 +191,34 @@ void iommu_devnode_init_iSeries(struct pci_dev *pdev, struct device_node *dn) } #endif +extern struct iommu_table vio_iommu_table; + +void *iseries_hv_alloc(size_t size, dma_addr_t *dma_handle, gfp_t flag) +{ + return iommu_alloc_coherent(&vio_iommu_table, size, dma_handle, + DMA_32BIT_MASK, flag, -1); +} +EXPORT_SYMBOL_GPL(iseries_hv_alloc); + +void iseries_hv_free(size_t size, void *vaddr, dma_addr_t dma_handle) +{ + iommu_free_coherent(&vio_iommu_table, size, vaddr, dma_handle); +} +EXPORT_SYMBOL_GPL(iseries_hv_free); + +dma_addr_t iseries_hv_map(void *vaddr, size_t size, + enum dma_data_direction direction) +{ + return iommu_map_single(&vio_iommu_table, vaddr, size, + DMA_32BIT_MASK, direction); +} + +void iseries_hv_unmap(dma_addr_t dma_handle, size_t size, + enum dma_data_direction direction) +{ + iommu_unmap_single(&vio_iommu_table, dma_handle, size, direction); +} + void iommu_init_early_iSeries(void) { ppc_md.tce_build = tce_build_iSeries; |