X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/e5c3c8accffbcd77fea12ccf2b0accc70c645aaa..c4510182f3c02e390184bee518940e325f064b20:/lunaix-os/kernel/device/device.c

diff --git a/lunaix-os/kernel/device/device.c b/lunaix-os/kernel/device/device.c
index 1512e6f..beb1f18 100644
--- a/lunaix-os/kernel/device/device.c
+++ b/lunaix-os/kernel/device/device.c
@@ -19,6 +19,9 @@ device_add(struct device* parent,
 
     if (parent) {
         assert((parent->dev_type & DEV_MSKIF) == DEV_IFCAT);
+        llist_append(&parent->children, &dev->siblings);
+    } else {
+        llist_append(&root_list, &dev->siblings);
     }
 
     size_t strlen =
@@ -31,7 +34,7 @@ device_add(struct device* parent,
     dev->dev_type = type;
 
     hstr_rehash(&dev->name, HSTR_FULL_HASH);
-    llist_append(&root_list, &dev->siblings);
+    llist_init_head(&dev->children);
 
     return dev;
 }
@@ -90,9 +93,9 @@ device_getbyid(struct llist_header* devlist, dev_t id)
 }
 
 struct device*
-device_getbyhname(struct llist_header* devlist, struct hstr* name)
+device_getbyhname(struct device* root_dev, struct hstr* name)
 {
-    devlist = devlist ? devlist : &root_list;
+    struct llist_header* devlist = root_dev ? &root_dev->children : &root_list;
     struct device *pos, *n;
     llist_for_each(pos, n, devlist, siblings)
     {
@@ -105,12 +108,12 @@ device_getbyhname(struct llist_header* devlist, struct hstr* name)
 }
 
 struct device*
-device_getbyname(struct llist_header* devlist, const char* name, size_t len)
+device_getbyname(struct device* root_dev, const char* name, size_t len)
 {
     struct hstr hname = HSTR(name, len);
     hstr_rehash(&hname, HSTR_FULL_HASH);
 
-    return device_getbyhname(devlist, &hname);
+    return device_getbyhname(root_dev, &hname);
 }
 
 void
@@ -121,9 +124,9 @@ device_remove(struct device* dev)
 }
 
 struct device*
-device_getbyoffset(struct llist_header* devlist, int offset)
+device_getbyoffset(struct device* root_dev, int offset)
 {
-    devlist = devlist ? devlist : &root_list;
+    struct llist_header* devlist = root_dev ? &root_dev->children : &root_list;
     struct device *pos, *n;
     int off = 0;
     llist_for_each(pos, n, devlist, siblings)