diff options
Diffstat (limited to 'drivers/pci/pci_auto.c')
| -rw-r--r-- | drivers/pci/pci_auto.c | 66 |
1 files changed, 54 insertions, 12 deletions
diff --git a/drivers/pci/pci_auto.c b/drivers/pci/pci_auto.c index ef6dc4facb..a7af8cb5f1 100644 --- a/drivers/pci/pci_auto.c +++ b/drivers/pci/pci_auto.c @@ -213,11 +213,24 @@ void pciauto_setup_device(struct pci_controller *hose, void pciauto_prescan_setup_bridge(struct pci_controller *hose, pci_dev_t dev, int sub_bus) { - struct pci_region *pci_mem = hose->pci_mem; - struct pci_region *pci_prefetch = hose->pci_prefetch; - struct pci_region *pci_io = hose->pci_io; + struct pci_region *pci_mem; + struct pci_region *pci_prefetch; + struct pci_region *pci_io; u16 cmdstat, prefechable_64; +#ifdef CONFIG_DM_PCI + /* The root controller has the region information */ + struct pci_controller *ctlr_hose = pci_bus_to_hose(0); + + pci_mem = ctlr_hose->pci_mem; + pci_prefetch = ctlr_hose->pci_prefetch; + pci_io = ctlr_hose->pci_io; +#else + pci_mem = hose->pci_mem; + pci_prefetch = hose->pci_prefetch; + pci_io = hose->pci_io; +#endif + pci_hose_read_config_word(hose, dev, PCI_COMMAND, &cmdstat); pci_hose_read_config_word(hose, dev, PCI_PREF_MEMORY_BASE, &prefechable_64); @@ -295,9 +308,22 @@ void pciauto_prescan_setup_bridge(struct pci_controller *hose, void pciauto_postscan_setup_bridge(struct pci_controller *hose, pci_dev_t dev, int sub_bus) { - struct pci_region *pci_mem = hose->pci_mem; - struct pci_region *pci_prefetch = hose->pci_prefetch; - struct pci_region *pci_io = hose->pci_io; + struct pci_region *pci_mem; + struct pci_region *pci_prefetch; + struct pci_region *pci_io; + +#ifdef CONFIG_DM_PCI + /* The root controller has the region information */ + struct pci_controller *ctlr_hose = pci_bus_to_hose(0); + + pci_mem = ctlr_hose->pci_mem; + pci_prefetch = ctlr_hose->pci_prefetch; + pci_io = ctlr_hose->pci_io; +#else + pci_mem = hose->pci_mem; + pci_prefetch = hose->pci_prefetch; + pci_io = hose->pci_io; +#endif /* Configure bus number registers */ #ifdef CONFIG_DM_PCI @@ -425,10 +451,26 @@ void pciauto_config_init(struct pci_controller *hose) */ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev) { + struct pci_region *pci_mem; + struct pci_region *pci_prefetch; + struct pci_region *pci_io; unsigned int sub_bus = PCI_BUS(dev); unsigned short class; int n; +#ifdef CONFIG_DM_PCI + /* The root controller has the region information */ + struct pci_controller *ctlr_hose = pci_bus_to_hose(0); + + pci_mem = ctlr_hose->pci_mem; + pci_prefetch = ctlr_hose->pci_prefetch; + pci_io = ctlr_hose->pci_io; +#else + pci_mem = hose->pci_mem; + pci_prefetch = hose->pci_prefetch; + pci_io = hose->pci_io; +#endif + pci_hose_read_config_word(hose, dev, PCI_CLASS_DEVICE, &class); switch (class) { @@ -436,8 +478,8 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev) DEBUGF("PCI Autoconfig: Found P2P bridge, device %d\n", PCI_DEV(dev)); - pciauto_setup_device(hose, dev, 2, hose->pci_mem, - hose->pci_prefetch, hose->pci_io); + pciauto_setup_device(hose, dev, 2, pci_mem, + pci_prefetch, pci_io); #ifdef CONFIG_DM_PCI n = dm_pci_hose_probe_bus(hose, dev); @@ -467,8 +509,8 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev) * just do a minimal setup of the bridge, * let the OS take care of the rest */ - pciauto_setup_device(hose, dev, 0, hose->pci_mem, - hose->pci_prefetch, hose->pci_io); + pciauto_setup_device(hose, dev, 0, pci_mem, + pci_prefetch, pci_io); DEBUGF("PCI Autoconfig: Found P2CardBus bridge, device %d\n", PCI_DEV(dev)); @@ -502,8 +544,8 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev) DEBUGF("PCI AutoConfig: Found PowerPC device\n"); default: - pciauto_setup_device(hose, dev, 6, hose->pci_mem, - hose->pci_prefetch, hose->pci_io); + pciauto_setup_device(hose, dev, 6, pci_mem, + pci_prefetch, pci_io); break; } |