device: Add scan_generic_bus support
scan_smbus routine does not perform any smbus specific operation. Thus,
rename the routine to scan_generic_bus so that it can be used by other
buses like SPI. Add a wrapper scan_smbus to allow other users of smbus
scan to continue working as before.
BUG=chrome-os-partner:59832
BRANCH=None
TEST=Compiles successfully
Change-Id: I8ca1a2b7f2906d186ec39e9223ce18b8a1f27196
Signed-off-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: https://review.coreboot.org/18363
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
diff --git a/src/device/root_device.c b/src/device/root_device.c
index ed1f7d7..9b3fd49 100644
--- a/src/device/root_device.c
+++ b/src/device/root_device.c
@@ -72,17 +72,17 @@
printk(BIOS_SPEW, "%s for %s done\n", __func__, dev_path(bus));
}
-void scan_smbus(device_t bus)
+void scan_generic_bus(device_t bus)
{
device_t child;
struct bus *link;
- static int smbus_max = 0;
+ static int bus_max = 0;
printk(BIOS_SPEW, "%s for %s\n", __func__, dev_path(bus));
for (link = bus->link_list; link; link = link->next) {
- link->secondary = ++smbus_max;
+ link->secondary = ++bus_max;
for (child = link->children; child; child = child->sibling) {
@@ -92,7 +92,7 @@
if (child->ops && child->ops->enable)
child->ops->enable(child);
- printk(BIOS_DEBUG, "smbus: %s[%d]->", dev_path(child->bus->dev),
+ printk(BIOS_DEBUG, "bus: %s[%d]->", dev_path(child->bus->dev),
child->bus->link_num);
printk(BIOS_DEBUG, "%s %s\n", dev_path(child),
@@ -103,6 +103,11 @@
printk(BIOS_SPEW, "%s for %s done\n", __func__, dev_path(bus));
}
+void scan_smbus(device_t bus)
+{
+ scan_generic_bus(bus);
+}
+
/**
* Scan root bus for generic systems.
*
diff --git a/src/include/device/device.h b/src/include/device/device.h
index e21384b..284c039 100644
--- a/src/include/device/device.h
+++ b/src/include/device/device.h
@@ -241,6 +241,7 @@
void mmconf_resource(struct device *dev, unsigned long index);
void scan_smbus(device_t bus);
+void scan_generic_bus(device_t bus);
void scan_static_bus(device_t bus);
void scan_lpc_bus(device_t bus);