udev-builtin: path_id - add support for bcma bus

This matches the bcma support in the network device naming.

Eventually wa want to make sure ID_PATH is equivalent to ID_NET_NAME_PATH,
so we never need to match on the latter.

Signed-off-by: Anthony G. Basile <blueness@gentoo.org>

1 files changed, 16 insertions, 0 deletions

diff --git a/src/udev/udev-builtin-path_id.c b/src/udev/udev-builtin-path_id.c
index baa49478d4..7476330196 100644
--- a/src/udev/udev-builtin-path_id.c
+++ b/src/udev/udev-builtin-path_id.c
@@ -453,6 +453,19 @@ static struct udev_device *handle_usb(struct udev_device *parent, char **path)
         return parent;
 }
 
+static struct udev_device *handle_bcma(struct udev_device *parent, char **path)
+{
+        const char *sysname;
+        unsigned int core;
+
+        sysname = udev_device_get_sysname(parent);
+        if (sscanf(sysname, "bcma%*u:%u", &core) != 1)
+                return NULL;
+
+        path_prepend(path, "bcma-%u", core);
+        return parent;
+}
+
 static struct udev_device *handle_ccw(struct udev_device *parent, struct udev_device *dev, char **path)
 {
         struct udev_device *scsi_dev;
@@ -510,6 +523,9 @@ static int builtin_path_id(struct udev_device *dev, int argc, char *argv[], bool
                 } else if (streq(subsys, "usb")) {
                         parent = handle_usb(parent, &path);
                         some_transport = true;
+                } else if (streq(subsys, "bcma")) {
+                        parent = handle_bcma(parent, &path);
+                        some_transport = true;
                 } else if (streq(subsys, "serio")) {
                         path_prepend(&path, "serio-%s", udev_device_get_sysnum(parent));
                         parent = skip_subsystem(parent, "serio");