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authorBin Meng <bmeng.cn@gmail.com>2015-10-07 21:32:37 -0700
committerJoe Hershberger <joe.hershberger@ni.com>2015-10-29 14:05:50 -0500
commitcb6baca77bca0ef999203a7ed73bd123e7da062e (patch)
tree85a5e8d2c44a7b6332fd9b7542d2915527d09755
parent17ecfa9b45db7964f6a20cd710a87decd2f2e1f5 (diff)
downloadblackbird-obmc-uboot-cb6baca77bca0ef999203a7ed73bd123e7da062e.tar.gz
blackbird-obmc-uboot-cb6baca77bca0ef999203a7ed73bd123e7da062e.zip
net: mdio: Add mdio_free() and mdio_unregister() API
Currently there is no API to uninitialize mdio. Add two APIs for this. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Joe Hershberger <joe.hershberger@ni.com>
-rw-r--r--common/miiphyutil.c19
-rw-r--r--include/miiphy.h2
2 files changed, 21 insertions, 0 deletions
diff --git a/common/miiphyutil.c b/common/miiphyutil.c
index c88c28adbf..e499b58836 100644
--- a/common/miiphyutil.c
+++ b/common/miiphyutil.c
@@ -152,6 +152,11 @@ struct mii_dev *mdio_alloc(void)
return bus;
}
+void mdio_free(struct mii_dev *bus)
+{
+ free(bus);
+}
+
int mdio_register(struct mii_dev *bus)
{
if (!bus || !bus->name || !bus->read || !bus->write)
@@ -173,6 +178,20 @@ int mdio_register(struct mii_dev *bus)
return 0;
}
+int mdio_unregister(struct mii_dev *bus)
+{
+ if (!bus)
+ return 0;
+
+ /* delete it from the list */
+ list_del(&bus->link);
+
+ if (current_mii == bus)
+ current_mii = NULL;
+
+ return 0;
+}
+
void mdio_list_devices(void)
{
struct list_head *entry;
diff --git a/include/miiphy.h b/include/miiphy.h
index 088797e4c6..af12274c81 100644
--- a/include/miiphy.h
+++ b/include/miiphy.h
@@ -59,7 +59,9 @@ struct phy_device *mdio_phydev_for_ethname(const char *devname);
void miiphy_listdev(void);
struct mii_dev *mdio_alloc(void);
+void mdio_free(struct mii_dev *bus);
int mdio_register(struct mii_dev *bus);
+int mdio_unregister(struct mii_dev *bus);
void mdio_list_devices(void);
#ifdef CONFIG_BITBANGMII
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