diff options
| author | Stephen Rothwell <sfr@canb.auug.org.au> | 2007-12-06 13:40:29 +1100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2007-12-11 13:41:36 +1100 |
| commit | 96188ce57ba2e497dbbac78a137ae5c732db5fed (patch) | |
| tree | 2cb0645fbc05d11e183cc11e2bc2095ce91a7c9d /arch/powerpc/platforms/pseries/iommu.c | |
| parent | 68d315f5975c05595af52e3b758b5b6ebae1a266 (diff) | |
[POWERPC] pSeries: Remove dependency on pci_dn bussubno
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/platforms/pseries/iommu.c')
| -rw-r--r-- | arch/powerpc/platforms/pseries/iommu.c | 24 |
1 files changed, 7 insertions, 17 deletions
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c index d4e9d851bb68..ebb9313b6e91 100644 --- a/arch/powerpc/platforms/pseries/iommu.c +++ b/arch/powerpc/platforms/pseries/iommu.c @@ -296,11 +296,12 @@ static void iommu_table_setparms(struct pci_controller *phb, static void iommu_table_setparms_lpar(struct pci_controller *phb, struct device_node *dn, struct iommu_table *tbl, - const void *dma_window) + const void *dma_window, + int bussubno) { unsigned long offset, size; - tbl->it_busno = PCI_DN(dn)->bussubno; + tbl->it_busno = bussubno; of_parse_dma_window(dn, dma_window, &tbl->it_index, &offset, &size); tbl->it_base = 0; @@ -420,17 +421,10 @@ static void pci_dma_bus_setup_pSeriesLP(struct pci_bus *bus) pdn->full_name, ppci->iommu_table); if (!ppci->iommu_table) { - /* Bussubno hasn't been copied yet. - * Do it now because iommu_table_setparms_lpar needs it. - */ - - ppci->bussubno = bus->number; - tbl = kmalloc_node(sizeof(struct iommu_table), GFP_KERNEL, ppci->phb->node); - - iommu_table_setparms_lpar(ppci->phb, pdn, tbl, dma_window); - + iommu_table_setparms_lpar(ppci->phb, pdn, tbl, dma_window, + bus->number); ppci->iommu_table = iommu_init_table(tbl, ppci->phb->node); DBG(" created table: %p\n", ppci->iommu_table); } @@ -523,14 +517,10 @@ static void pci_dma_dev_setup_pSeriesLP(struct pci_dev *dev) pci = PCI_DN(pdn); if (!pci->iommu_table) { - /* iommu_table_setparms_lpar needs bussubno. */ - pci->bussubno = pci->phb->bus->number; - tbl = kmalloc_node(sizeof(struct iommu_table), GFP_KERNEL, pci->phb->node); - - iommu_table_setparms_lpar(pci->phb, pdn, tbl, dma_window); - + iommu_table_setparms_lpar(pci->phb, pdn, tbl, dma_window, + pci->phb->bus->number); pci->iommu_table = iommu_init_table(tbl, pci->phb->node); DBG(" created table: %p\n", pci->iommu_table); } else { |