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Diffstat (limited to 'arch/sparc64/kernel/pci.c')
-rw-r--r--arch/sparc64/kernel/pci.c37
1 files changed, 23 insertions, 14 deletions
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index 9a549547cb2b..af2c7ff01eeb 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -190,6 +190,7 @@ extern void schizo_init(struct device_node *, const char *);
190extern void schizo_plus_init(struct device_node *, const char *); 190extern void schizo_plus_init(struct device_node *, const char *);
191extern void tomatillo_init(struct device_node *, const char *); 191extern void tomatillo_init(struct device_node *, const char *);
192extern void sun4v_pci_init(struct device_node *, const char *); 192extern void sun4v_pci_init(struct device_node *, const char *);
193extern void fire_pci_init(struct device_node *, const char *);
193 194
194static struct { 195static struct {
195 char *model_name; 196 char *model_name;
@@ -207,6 +208,7 @@ static struct {
207 { "SUNW,tomatillo", tomatillo_init }, 208 { "SUNW,tomatillo", tomatillo_init },
208 { "pci108e,a801", tomatillo_init }, 209 { "pci108e,a801", tomatillo_init },
209 { "SUNW,sun4v-pci", sun4v_pci_init }, 210 { "SUNW,sun4v-pci", sun4v_pci_init },
211 { "pciex108e,80f0", fire_pci_init },
210}; 212};
211#define PCI_NUM_CONTROLLER_TYPES (sizeof(pci_controller_table) / \ 213#define PCI_NUM_CONTROLLER_TYPES (sizeof(pci_controller_table) / \
212 sizeof(pci_controller_table[0])) 214 sizeof(pci_controller_table[0]))
@@ -436,6 +438,13 @@ struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
436 printk(" class: 0x%x device name: %s\n", 438 printk(" class: 0x%x device name: %s\n",
437 dev->class, pci_name(dev)); 439 dev->class, pci_name(dev));
438 440
441 /* I have seen IDE devices which will not respond to
442 * the bmdma simplex check reads if bus mastering is
443 * disabled.
444 */
445 if ((dev->class >> 8) == PCI_CLASS_STORAGE_IDE)
446 pci_set_master(dev);
447
439 dev->current_state = 4; /* unknown power state */ 448 dev->current_state = 4; /* unknown power state */
440 dev->error_state = pci_channel_io_normal; 449 dev->error_state = pci_channel_io_normal;
441 450
@@ -468,7 +477,7 @@ struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
468 return dev; 477 return dev;
469} 478}
470 479
471static void __init apb_calc_first_last(u8 map, u32 *first_p, u32 *last_p) 480static void __devinit apb_calc_first_last(u8 map, u32 *first_p, u32 *last_p)
472{ 481{
473 u32 idx, first, last; 482 u32 idx, first, last;
474 483
@@ -497,9 +506,9 @@ static void __init pci_resource_adjust(struct resource *res,
497/* Cook up fake bus resources for SUNW,simba PCI bridges which lack 506/* Cook up fake bus resources for SUNW,simba PCI bridges which lack
498 * a proper 'ranges' property. 507 * a proper 'ranges' property.
499 */ 508 */
500static void __init apb_fake_ranges(struct pci_dev *dev, 509static void __devinit apb_fake_ranges(struct pci_dev *dev,
501 struct pci_bus *bus, 510 struct pci_bus *bus,
502 struct pci_pbm_info *pbm) 511 struct pci_pbm_info *pbm)
503{ 512{
504 struct resource *res; 513 struct resource *res;
505 u32 first, last; 514 u32 first, last;
@@ -522,15 +531,15 @@ static void __init apb_fake_ranges(struct pci_dev *dev,
522 pci_resource_adjust(res, &pbm->mem_space); 531 pci_resource_adjust(res, &pbm->mem_space);
523} 532}
524 533
525static void __init pci_of_scan_bus(struct pci_pbm_info *pbm, 534static void __devinit pci_of_scan_bus(struct pci_pbm_info *pbm,
526 struct device_node *node, 535 struct device_node *node,
527 struct pci_bus *bus); 536 struct pci_bus *bus);
528 537
529#define GET_64BIT(prop, i) ((((u64) (prop)[(i)]) << 32) | (prop)[(i)+1]) 538#define GET_64BIT(prop, i) ((((u64) (prop)[(i)]) << 32) | (prop)[(i)+1])
530 539
531void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm, 540static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm,
532 struct device_node *node, 541 struct device_node *node,
533 struct pci_dev *dev) 542 struct pci_dev *dev)
534{ 543{
535 struct pci_bus *bus; 544 struct pci_bus *bus;
536 const u32 *busrange, *ranges; 545 const u32 *busrange, *ranges;
@@ -629,9 +638,9 @@ simba_cont:
629 pci_of_scan_bus(pbm, node, bus); 638 pci_of_scan_bus(pbm, node, bus);
630} 639}
631 640
632static void __init pci_of_scan_bus(struct pci_pbm_info *pbm, 641static void __devinit pci_of_scan_bus(struct pci_pbm_info *pbm,
633 struct device_node *node, 642 struct device_node *node,
634 struct pci_bus *bus) 643 struct pci_bus *bus)
635{ 644{
636 struct device_node *child; 645 struct device_node *child;
637 const u32 *reg; 646 const u32 *reg;
@@ -733,7 +742,7 @@ int pci_host_bridge_write_pci_cfg(struct pci_bus *bus_dev,
733 return PCIBIOS_SUCCESSFUL; 742 return PCIBIOS_SUCCESSFUL;
734} 743}
735 744
736struct pci_bus * __init pci_scan_one_pbm(struct pci_pbm_info *pbm) 745struct pci_bus * __devinit pci_scan_one_pbm(struct pci_pbm_info *pbm)
737{ 746{
738 struct pci_controller_info *p = pbm->parent; 747 struct pci_controller_info *p = pbm->parent;
739 struct device_node *node = pbm->prom_node; 748 struct device_node *node = pbm->prom_node;