X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fsparc64%2Fkernel%2Fpci.c;fp=arch%2Fsparc64%2Fkernel%2Fpci.c;h=e02f01b644af738ae1d19a7c1680fcbef1747964;hb=16c70f8c1b54b61c3b951b6fb220df250fe09b32;hp=f97ddeb105ac492b6b66cc1b87642b88dd2afe2e;hpb=4e76c8a9fa413ccc09d3f7f664183dcce3555d57;p=linux-2.6.git diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c index f97ddeb10..e02f01b64 100644 --- a/arch/sparc64/kernel/pci.c +++ b/arch/sparc64/kernel/pci.c @@ -6,7 +6,6 @@ * Copyright (C) 1999 Jakub Jelinek (jj@ultra.linux.cz) */ -#include #include #include #include @@ -22,6 +21,7 @@ #include #include #include +#include unsigned long pci_memspace_mask = 0xffffffffUL; @@ -47,12 +47,6 @@ struct pci_controller_info *pci_controller_root = NULL; /* Each PCI controller found gets a unique index. */ int pci_num_controllers = 0; -/* At boot time the user can give the kernel a command - * line option which controls if and how PCI devices - * are reordered at PCI bus probing time. - */ -int pci_device_reorder = 0; - volatile int pci_poke_in_progress; volatile int pci_poke_cpu = -1; volatile int pci_poke_faulted; @@ -183,16 +177,16 @@ void pci_config_write32(u32 *addr, u32 val) } /* Probe for all PCI controllers in the system. */ -extern void sabre_init(int, char *); -extern void psycho_init(int, char *); -extern void schizo_init(int, char *); -extern void schizo_plus_init(int, char *); -extern void tomatillo_init(int, char *); -extern void sun4v_pci_init(int, char *); +extern void sabre_init(struct device_node *, const char *); +extern void psycho_init(struct device_node *, const char *); +extern void schizo_init(struct device_node *, const char *); +extern void schizo_plus_init(struct device_node *, const char *); +extern void tomatillo_init(struct device_node *, const char *); +extern void sun4v_pci_init(struct device_node *, const char *); static struct { char *model_name; - void (*init)(int, char *); + void (*init)(struct device_node *, const char *); } pci_controller_table[] __initdata = { { "SUNW,sabre", sabre_init }, { "pci108e,a000", sabre_init }, @@ -210,7 +204,7 @@ static struct { #define PCI_NUM_CONTROLLER_TYPES (sizeof(pci_controller_table) / \ sizeof(pci_controller_table[0])) -static int __init pci_controller_init(char *model_name, int namelen, int node) +static int __init pci_controller_init(const char *model_name, int namelen, struct device_node *dp) { int i; @@ -218,18 +212,15 @@ static int __init pci_controller_init(char *model_name, int namelen, int node) if (!strncmp(model_name, pci_controller_table[i].model_name, namelen)) { - pci_controller_table[i].init(node, model_name); + pci_controller_table[i].init(dp, model_name); return 1; } } - printk("PCI: Warning unknown controller, model name [%s]\n", - model_name); - printk("PCI: Ignoring controller...\n"); return 0; } -static int __init pci_is_controller(char *model_name, int namelen, int node) +static int __init pci_is_controller(const char *model_name, int namelen, struct device_node *dp) { int i; @@ -243,36 +234,35 @@ static int __init pci_is_controller(char *model_name, int namelen, int node) return 0; } -static int __init pci_controller_scan(int (*handler)(char *, int, int)) +static int __init pci_controller_scan(int (*handler)(const char *, int, struct device_node *)) { - char namebuf[64]; - int node; + struct device_node *dp; int count = 0; - node = prom_getchild(prom_root_node); - while ((node = prom_searchsiblings(node, "pci")) != 0) { + for_each_node_by_name(dp, "pci") { + struct property *prop; int len; - if ((len = prom_getproperty(node, "model", namebuf, sizeof(namebuf))) > 0 || - (len = prom_getproperty(node, "compatible", namebuf, sizeof(namebuf))) > 0) { + prop = of_find_property(dp, "model", &len); + if (!prop) + prop = of_find_property(dp, "compatible", &len); + + if (prop) { + const char *model = prop->value; int item_len = 0; /* Our value may be a multi-valued string in the * case of some compatible properties. For sanity, - * only try the first one. */ - - while (namebuf[item_len] && len) { + * only try the first one. + */ + while (model[item_len] && len) { len--; item_len++; } - if (handler(namebuf, item_len, node)) + if (handler(model, item_len, dp)) count++; } - - node = prom_getsibling(node); - if (!node) - break; } return count; @@ -316,28 +306,6 @@ static void __init pci_scan_each_controller_bus(void) p->scan_bus(p); } -/* Reorder the pci_dev chain, so that onboard devices come first - * and then come the pluggable cards. - */ -static void __init pci_reorder_devs(void) -{ - struct list_head *pci_onboard = &pci_devices; - struct list_head *walk = pci_onboard->next; - - while (walk != pci_onboard) { - struct pci_dev *pdev = pci_dev_g(walk); - struct list_head *walk_next = walk->next; - - if (pdev->irq && (__irq_ino(pdev->irq) & 0x20)) { - list_del(walk); - list_add(walk, pci_onboard); - } - - walk = walk_next; - } -} - -extern void clock_probe(void); extern void power_init(void); static int __init pcibios_init(void) @@ -348,12 +316,8 @@ static int __init pcibios_init(void) pci_scan_each_controller_bus(); - if (pci_device_reorder) - pci_reorder_devs(); - isa_init(); ebus_init(); - clock_probe(); power_init(); return 0; @@ -390,7 +354,7 @@ void pcibios_update_irq(struct pci_dev *pdev, int irq) } void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { } @@ -441,14 +405,6 @@ EXPORT_SYMBOL(pcibios_bus_to_resource); char * __init pcibios_setup(char *str) { - if (!strcmp(str, "onboardfirst")) { - pci_device_reorder = 1; - return NULL; - } - if (!strcmp(str, "noreorder")) { - pci_device_reorder = 0; - return NULL; - } return str; }