void pci_bus_add_devices(struct pci_bus *bus)
{
struct pci_dev *dev;
+ struct pci_bus *child_bus;
int retval;
list_for_each_entry(dev, &bus->devices, bus_list) {
up_write(&pci_bus_sem);
}
pci_bus_add_devices(dev->subordinate);
- retval = sysfs_create_link(&dev->subordinate->class_dev.kobj,
- &dev->dev.kobj, "bridge");
+
+ /* register the bus with sysfs as the parent is now
+ * properly registered. */
+ child_bus = dev->subordinate;
+ child_bus->dev.parent = child_bus->bridge;
+ retval = device_register(&child_bus->dev);
+ if (!retval)
+ retval = device_create_file(&child_bus->dev,
+ &dev_attr_cpuaffinity);
if (retval)
- dev_err(&dev->dev, "Error creating sysfs "
- "bridge symlink, continuing...\n");
+ dev_err(&dev->dev, "Error registering pci_bus"
+ " device bridge symlink,"
+ " continuing...\n");
}
}
}
b->legacy_io->attr.mode = S_IRUSR | S_IWUSR;
b->legacy_io->read = pci_read_legacy_io;
b->legacy_io->write = pci_write_legacy_io;
- class_device_create_bin_file(&b->class_dev, b->legacy_io);
+ device_create_bin_file(&b->dev, b->legacy_io);
/* Allocated above after the legacy_io struct */
b->legacy_mem = b->legacy_io + 1;
b->legacy_mem->size = 1024*1024;
b->legacy_mem->attr.mode = S_IRUSR | S_IWUSR;
b->legacy_mem->mmap = pci_mmap_legacy_mem;
- class_device_create_bin_file(&b->class_dev, b->legacy_mem);
+ device_create_bin_file(&b->dev, b->legacy_mem);
}
}
void pci_remove_legacy_files(struct pci_bus *b)
{
if (b->legacy_io) {
- class_device_remove_bin_file(&b->class_dev, b->legacy_io);
- class_device_remove_bin_file(&b->class_dev, b->legacy_mem);
+ device_remove_bin_file(&b->dev, b->legacy_io);
+ device_remove_bin_file(&b->dev, b->legacy_mem);
kfree(b->legacy_io); /* both are allocated here */
}
}
/*
* PCI Bus Class Devices
*/
-static ssize_t pci_bus_show_cpuaffinity(struct class_device *class_dev,
+static ssize_t pci_bus_show_cpuaffinity(struct device *dev,
+ struct device_attribute *attr,
char *buf)
{
int ret;
cpumask_t cpumask;
- cpumask = pcibus_to_cpumask(to_pci_bus(class_dev));
+ cpumask = pcibus_to_cpumask(to_pci_bus(dev));
ret = cpumask_scnprintf(buf, PAGE_SIZE, cpumask);
if (ret < PAGE_SIZE)
buf[ret++] = '\n';
return ret;
}
-CLASS_DEVICE_ATTR(cpuaffinity, S_IRUGO, pci_bus_show_cpuaffinity, NULL);
+DEVICE_ATTR(cpuaffinity, S_IRUGO, pci_bus_show_cpuaffinity, NULL);
/*
* PCI Bus Class
*/
-static void release_pcibus_dev(struct class_device *class_dev)
+static void release_pcibus_dev(struct device *dev)
{
- struct pci_bus *pci_bus = to_pci_bus(class_dev);
+ struct pci_bus *pci_bus = to_pci_bus(dev);
if (pci_bus->bridge)
put_device(pci_bus->bridge);
static struct class pcibus_class = {
.name = "pci_bus",
- .release = &release_pcibus_dev,
+ .dev_release = &release_pcibus_dev,
};
static int __init pcibus_class_init(void)
{
struct pci_bus *child;
int i;
- int retval;
/*
* Allocate a new bus, and inherit stuff from the parent..
child->bus_flags = parent->bus_flags;
child->bridge = get_device(&bridge->dev);
- child->class_dev.class = &pcibus_class;
- sprintf(child->class_dev.class_id, "%04x:%02x", pci_domain_nr(child), busnr);
- retval = class_device_register(&child->class_dev);
- if (retval)
- goto error_register;
- retval = class_device_create_file(&child->class_dev,
- &class_device_attr_cpuaffinity);
- if (retval)
- goto error_file_create;
+ /* initialize some portions of the bus device, but don't register it
+ * now as the parent is not properly set up yet. This device will get
+ * registered later in pci_bus_add_devices()
+ */
+ child->dev.class = &pcibus_class;
+ sprintf(child->dev.bus_id, "%04x:%02x", pci_domain_nr(child), busnr);
/*
* Set up the primary, secondary and subordinate
bridge->subordinate = child;
return child;
-
-error_file_create:
- class_device_unregister(&child->class_dev);
-error_register:
- kfree(child);
- return NULL;
}
struct pci_bus *pci_add_new_bus(struct pci_bus *parent, struct pci_dev *dev, int busnr)
goto dev_reg_err;
b->bridge = get_device(dev);
- b->class_dev.class = &pcibus_class;
- sprintf(b->class_dev.class_id, "%04x:%02x", pci_domain_nr(b), bus);
- error = class_device_register(&b->class_dev);
+ b->dev.class = &pcibus_class;
+ b->dev.parent = b->bridge;
+ sprintf(b->dev.bus_id, "%04x:%02x", pci_domain_nr(b), bus);
+ error = device_register(&b->dev);
if (error)
goto class_dev_reg_err;
- error = class_device_create_file(&b->class_dev, &class_device_attr_cpuaffinity);
+ error = device_create_file(&b->dev, &dev_attr_cpuaffinity);
if (error)
- goto class_dev_create_file_err;
+ goto dev_create_file_err;
/* Create legacy_io and legacy_mem files for this bus */
pci_create_legacy_files(b);
- error = sysfs_create_link(&b->class_dev.kobj, &b->bridge->kobj, "bridge");
- if (error)
- goto sys_create_link_err;
-
b->number = b->secondary = bus;
b->resource[0] = &ioport_resource;
b->resource[1] = &iomem_resource;
return b;
-sys_create_link_err:
- class_device_remove_file(&b->class_dev, &class_device_attr_cpuaffinity);
-class_dev_create_file_err:
- class_device_unregister(&b->class_dev);
+dev_create_file_err:
+ device_unregister(&b->dev);
class_dev_reg_err:
device_unregister(dev);
dev_reg_err: