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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6

Browse source 
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6:
  sparc: Support show_unhandled_signals.
  sparc: use __ratelimit
  sunxvr500: Additional PCI id for sunxvr500 driver
  sparc: use asm-generic/scatterlist.h
  sparc64: If 'slot-names' property exist, create sysfs PCI slot information.
  sparc: remove trailing space in messages
  sparc: remove redundant return statements
This commit is contained in:
Linus Torvalds 2010-03-02 07:56:44 -08:00
commit b7f3a209e9
23 changed files with 176 additions and 100 deletions
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75
arch/sparc/kernel/pci.c
View file

@ -1095,3 +1095,78 @@ static int __init pcibios_init(void)
return 0;
}
subsys_initcall(pcibios_init);
#ifdef CONFIG_SYSFS
static void __devinit pci_bus_slot_names(struct device_node *node,
struct pci_bus *bus)
{
const struct pci_slot_names {
u32 slot_mask;
char names[0];
} *prop;
const char *sp;
int len, i;
u32 mask;
prop = of_get_property(node, "slot-names", &len);
if (!prop)
return;
mask = prop->slot_mask;
sp = prop->names;
if (ofpci_verbose)
printk("PCI: Making slots for [%s] mask[0x%02x]\n",
node->full_name, mask);
i = 0;
while (mask) {
struct pci_slot *pci_slot;
u32 this_bit = 1 << i;
if (!(mask & this_bit)) {
i++;
continue;
}
if (ofpci_verbose)
printk("PCI: Making slot [%s]\n", sp);
pci_slot = pci_create_slot(bus, i, sp, NULL);
if (IS_ERR(pci_slot))
printk(KERN_ERR "PCI: pci_create_slot returned %ld\n",
PTR_ERR(pci_slot));
sp += strlen(sp) + 1;
mask &= ~this_bit;
i++;
}
}
static int __init of_pci_slot_init(void)
{
struct pci_bus *pbus = NULL;
while ((pbus = pci_find_next_bus(pbus)) != NULL) {
struct device_node *node;
if (pbus->self) {
struct dev_archdata *sd = pbus->self->sysdata;
/* PCI->PCI bridge */
node = sd->prom_node;
} else {
struct pci_pbm_info *pbm = pbus->sysdata;
/* Host PCI controller */
node = pbm->op->node;
}
pci_bus_slot_names(node, pbus);
}
return 0;
}
module_init(of_pci_slot_init);
#endif