*
* Rewrite, cleanup:
*
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
*
* Dynamic DMA mapping support, pSeries-specific parts, both SMP and LPAR.
*
#define DBG(fmt...)
-extern int is_python(struct device_node *);
-
static void tce_build_pSeries(struct iommu_table *tbl, long index,
long npages, unsigned long uaddr,
enum dma_data_direction direction)
u64 rc;
union tce_entry tce;
+ tcenum <<= TCE_PAGE_FACTOR;
+ npages <<= TCE_PAGE_FACTOR;
+
tce.te_word = 0;
tce.te_rpn = (virt_to_abs(uaddr)) >> TCE_SHIFT;
tce.te_rdwr = 1;
union tce_entry tce, *tcep;
long l, limit;
- tcenum <<= TCE_PAGE_FACTOR;
- npages <<= TCE_PAGE_FACTOR;
-
- if (npages == 1)
+ if (TCE_PAGE_FACTOR == 0 && npages == 1)
return tce_build_pSeriesLP(tbl, tcenum, npages, uaddr,
direction);
__get_cpu_var(tce_page) = tcep;
}
+ tcenum <<= TCE_PAGE_FACTOR;
+ npages <<= TCE_PAGE_FACTOR;
+
tce.te_word = 0;
tce.te_rpn = (virt_to_abs(uaddr)) >> TCE_SHIFT;
tce.te_rdwr = 1;
return;
}
- ppci = pdn->data;
+ ppci = PCI_DN(pdn);
if (!ppci->iommu_table) {
/* Bussubno hasn't been copied yet.
* Do it now because iommu_table_setparms_lpar needs it.
* an already allocated iommu table is found and use that.
*/
- while (dn && dn->data && PCI_DN(dn)->iommu_table == NULL)
+ while (dn && PCI_DN(dn) && PCI_DN(dn)->iommu_table == NULL)
dn = dn->parent;
- if (dn && dn->data) {
+ if (dn && PCI_DN(dn)) {
PCI_DN(mydn)->iommu_table = PCI_DN(dn)->iommu_table;
} else {
DBG("iommu_dev_setup_pSeries, dev %p (%s) has no iommu table\n", dev, pci_name(dev));
{
int err = NOTIFY_OK;
struct device_node *np = node;
- struct pci_dn *pci = np->data;
+ struct pci_dn *pci = PCI_DN(np);
switch (action) {
case PSERIES_RECONFIG_REMOVE:
*/
dn = pci_device_to_OF_node(dev);
- for (pdn = dn; pdn && pdn->data && !PCI_DN(pdn)->iommu_table;
+ for (pdn = dn; pdn && PCI_DN(pdn) && !PCI_DN(pdn)->iommu_table;
pdn = pdn->parent) {
dma_window = (unsigned int *)
get_property(pdn, "ibm,dma-window", NULL);
DBG("Found DMA window, allocating table\n");
}
- pci = pdn->data;
+ pci = PCI_DN(pdn);
if (!pci->iommu_table) {
/* iommu_table_setparms_lpar needs bussubno. */
pci->bussubno = pci->phb->bus->number;