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Diffstat (limited to 'drivers/parisc/sba_iommu.c')
-rw-r--r--drivers/parisc/sba_iommu.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index 82ea68b55df4..a8405f05fb5f 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -1322,19 +1322,29 @@ sba_alloc_pdir(unsigned int pdir_size)
1322 return (void *) pdir_base; 1322 return (void *) pdir_base;
1323} 1323}
1324 1324
1325static struct device *next_device(struct klist_iter *i)
1326{
1327 struct klist_node * n = klist_next(i);
1328 return n ? container_of(n, struct device, knode_parent) : NULL;
1329}
1330
1325/* setup Mercury or Elroy IBASE/IMASK registers. */ 1331/* setup Mercury or Elroy IBASE/IMASK registers. */
1326static void setup_ibase_imask(struct parisc_device *sba, struct ioc *ioc, int ioc_num) 1332static void
1333setup_ibase_imask(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
1327{ 1334{
1328 /* lba_set_iregs() is in drivers/parisc/lba_pci.c */ 1335 /* lba_set_iregs() is in drivers/parisc/lba_pci.c */
1329 extern void lba_set_iregs(struct parisc_device *, u32, u32); 1336 extern void lba_set_iregs(struct parisc_device *, u32, u32);
1330 struct device *dev; 1337 struct device *dev;
1338 struct klist_iter i;
1331 1339
1332 list_for_each_entry(dev, &sba->dev.children, node) { 1340 klist_iter_init(&sba->dev.klist_children, &i);
1341 while ((dev = next_device(&i))) {
1333 struct parisc_device *lba = to_parisc_device(dev); 1342 struct parisc_device *lba = to_parisc_device(dev);
1334 int rope_num = (lba->hpa >> 13) & 0xf; 1343 int rope_num = (lba->hpa.start >> 13) & 0xf;
1335 if (rope_num >> 3 == ioc_num) 1344 if (rope_num >> 3 == ioc_num)
1336 lba_set_iregs(lba, ioc->ibase, ioc->imask); 1345 lba_set_iregs(lba, ioc->ibase, ioc->imask);
1337 } 1346 }
1347 klist_iter_exit(&i);
1338} 1348}
1339 1349
1340static void 1350static void