diff options
Diffstat (limited to 'src/device/root_device.c')
| -rw-r--r-- | src/device/root_device.c | 30 |
1 files changed, 9 insertions, 21 deletions
diff --git a/src/device/root_device.c b/src/device/root_device.c index 0580914480..84d3ba6fc2 100644 --- a/src/device/root_device.c +++ b/src/device/root_device.c @@ -65,21 +65,6 @@ void scan_lpc_bus(struct device *bus) printk(BIOS_SPEW, "%s for %s done\n", __func__, dev_path(bus)); } -void scan_usb_bus(struct device *bus) -{ - struct bus *link; - - printk(BIOS_SPEW, "%s for %s\n", __func__, dev_path(bus)); - - enable_static_devices(bus); - - /* Scan bridges in case this device is a hub */ - for (link = bus->link_list; link; link = link->next) - scan_bridges(link); - - printk(BIOS_SPEW, "%s for %s done\n", __func__, dev_path(bus)); -} - void scan_generic_bus(struct device *bus) { struct device *child; @@ -116,14 +101,17 @@ void scan_smbus(struct device *bus) scan_generic_bus(bus); } -/** - * Scan root bus for generic systems. +/* + * Default scan_bus() implementation * - * This function is the default scan_bus() method of the root device. + * This is the default implementation for buses that can't + * be probed at runtime. It simply walks through the topology + * given by the mainboard's `devicetree.cb`. * - * @param root The root device structure. + * First, all direct descendants of the given device are + * enabled. Then, downstream buses are scanned. */ -static void root_dev_scan_bus(struct device *bus) +void scan_static_bus(struct device *bus) { struct bus *link; @@ -162,7 +150,7 @@ struct device_operations default_dev_ops_root = { .set_resources = DEVICE_NOOP, .enable_resources = DEVICE_NOOP, .init = DEVICE_NOOP, - .scan_bus = root_dev_scan_bus, + .scan_bus = scan_static_bus, .reset_bus = root_dev_reset, #if CONFIG(HAVE_ACPI_TABLES) .acpi_name = root_dev_acpi_name, |