X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Fsparc%2Fkernel%2Fof_device.c;h=c481d45f97b748a3748c8fcc813be7d7965555e6;hb=4747832b56a95dbeb0cef4714e6fcc766eed0a95;hp=36383f73d6855a425a92e60884c20f10e4c9f6be;hpb=973ed7c49a5c2271a10ce54ac06bba5617fca3a8;p=linux-2.6 diff --git a/arch/sparc/kernel/of_device.c b/arch/sparc/kernel/of_device.c index 36383f73d6..c481d45f97 100644 --- a/arch/sparc/kernel/of_device.c +++ b/arch/sparc/kernel/of_device.c @@ -70,7 +70,7 @@ struct of_bus { int *addrc, int *sizec); int (*map)(u32 *addr, const u32 *range, int na, int ns, int pna); - unsigned int (*get_flags)(const u32 *addr); + unsigned long (*get_flags)(const u32 *addr, unsigned long); }; /* @@ -130,8 +130,10 @@ static int of_bus_default_map(u32 *addr, const u32 *range, return 0; } -static unsigned int of_bus_default_get_flags(const u32 *addr) +static unsigned long of_bus_default_get_flags(const u32 *addr, unsigned long flags) { + if (flags) + return flags; return IORESOURCE_MEM; } @@ -194,17 +196,21 @@ static int of_bus_pci_map(u32 *addr, const u32 *range, return 0; } -static unsigned int of_bus_pci_get_flags(const u32 *addr) +static unsigned long of_bus_pci_get_flags(const u32 *addr, unsigned long flags) { - unsigned int flags = 0; u32 w = addr[0]; + /* For PCI, we override whatever child busses may have used. */ + flags = 0; switch((w >> 24) & 0x03) { case 0x01: flags |= IORESOURCE_IO; + break; + case 0x02: /* 32 bits */ case 0x03: /* 64 bits */ flags |= IORESOURCE_MEM; + break; } if (w & 0x40000000) flags |= IORESOURCE_PREFETCH; @@ -362,10 +368,11 @@ static void __init build_device_resources(struct of_device *op, int pna, pns; size = of_read_addr(reg + na, ns); - flags = bus->get_flags(reg); memcpy(addr, reg, na * 4); + flags = bus->get_flags(reg, 0); + /* If the immediate parent has no ranges property to apply, * just use a 1<->1 mapping. */ @@ -393,6 +400,8 @@ static void __init build_device_resources(struct of_device *op, dna, dns, pna)) break; + flags = pbus->get_flags(addr, flags); + dna = pna; dns = pns; dbus = pbus; @@ -584,47 +593,3 @@ static int __init of_debug(char *str) } __setup("of_debug=", of_debug); - -int of_register_driver(struct of_platform_driver *drv, struct bus_type *bus) -{ - /* initialize common driver fields */ - drv->driver.name = drv->name; - drv->driver.bus = bus; - - /* register with core */ - return driver_register(&drv->driver); -} - -void of_unregister_driver(struct of_platform_driver *drv) -{ - driver_unregister(&drv->driver); -} - -struct of_device* of_platform_device_create(struct device_node *np, - const char *bus_id, - struct device *parent, - struct bus_type *bus) -{ - struct of_device *dev; - - dev = kzalloc(sizeof(*dev), GFP_KERNEL); - if (!dev) - return NULL; - - dev->dev.parent = parent; - dev->dev.bus = bus; - dev->dev.release = of_release_dev; - - strlcpy(dev->dev.bus_id, bus_id, BUS_ID_SIZE); - - if (of_device_register(dev) != 0) { - kfree(dev); - return NULL; - } - - return dev; -} - -EXPORT_SYMBOL(of_register_driver); -EXPORT_SYMBOL(of_unregister_driver); -EXPORT_SYMBOL(of_platform_device_create);