mirror of
https://github.com/coolsnowwolf/lede.git
synced 2025-04-15 18:03:30 +00:00
81 lines
2.3 KiB
Diff
81 lines
2.3 KiB
Diff
--- a/drivers/net/phy/mdio-boardinfo.c
|
|
+++ b/drivers/net/phy/mdio-boardinfo.c
|
|
@@ -15,8 +15,10 @@
|
|
|
|
#include "mdio-boardinfo.h"
|
|
|
|
-static LIST_HEAD(mdio_board_list);
|
|
-static DEFINE_MUTEX(mdio_board_lock);
|
|
+LIST_HEAD(mdio_board_list);
|
|
+EXPORT_SYMBOL_GPL(mdio_board_list);
|
|
+DEFINE_MUTEX(mdio_board_lock);
|
|
+EXPORT_SYMBOL_GPL(mdio_board_lock);
|
|
|
|
/**
|
|
* mdiobus_setup_mdiodev_from_board_info - create and setup MDIO devices
|
|
--- a/drivers/net/phy/mdio-boardinfo.h
|
|
+++ b/drivers/net/phy/mdio-boardinfo.h
|
|
@@ -15,6 +15,12 @@ struct mdio_board_entry {
|
|
struct mdio_board_info board_info;
|
|
};
|
|
|
|
+/* mdio_board_lock protects mdio_board_list
|
|
+ * only mdio_bus components are allowed to use these symbols.
|
|
+ */
|
|
+extern struct mutex mdio_board_lock;
|
|
+extern struct list_head mdio_board_list;
|
|
+
|
|
void mdiobus_setup_mdiodev_from_board_info(struct mii_bus *bus,
|
|
int (*cb)
|
|
(struct mii_bus *bus,
|
|
--- a/drivers/net/phy/mdio_bus.c
|
|
+++ b/drivers/net/phy/mdio_bus.c
|
|
@@ -88,6 +88,8 @@ bool mdiobus_is_registered_device(struct mii_bus *bus, int addr)
|
|
}
|
|
EXPORT_SYMBOL(mdiobus_is_registered_device);
|
|
|
|
+#include "mdio-boardinfo.h"
|
|
+
|
|
/**
|
|
* mdiobus_alloc_size - allocate a mii_bus structure
|
|
* @size: extra amount of memory to allocate for private storage.
|
|
@@ -455,6 +457,17 @@ void mdiobus_free(struct mii_bus *bus)
|
|
}
|
|
EXPORT_SYMBOL(mdiobus_free);
|
|
|
|
+static void mdiobus_setup_phydev_from_boardinfo(struct mii_bus *bus,
|
|
+ struct phy_device *phydev,
|
|
+ struct mdio_board_info *bi)
|
|
+{
|
|
+ if (strcmp(bus->id, bi->bus_id) ||
|
|
+ bi->mdio_addr != phydev->mdio.addr)
|
|
+ return;
|
|
+
|
|
+ phydev->mdio.dev.platform_data = (void *) bi->platform_data;
|
|
+}
|
|
+
|
|
/**
|
|
* mdiobus_scan - scan a bus for MDIO devices.
|
|
* @bus: mii_bus to scan
|
|
@@ -470,6 +483,7 @@ EXPORT_SYMBOL(mdiobus_free);
|
|
struct phy_device *mdiobus_scan(struct mii_bus *bus, int addr)
|
|
{
|
|
struct phy_device *phydev;
|
|
+ struct mdio_board_entry *be;
|
|
int err;
|
|
|
|
phydev = get_phy_device(bus, addr, false);
|
|
@@ -482,6 +496,12 @@ struct phy_device *mdiobus_scan(struct mii_bus *bus, int addr)
|
|
*/
|
|
of_mdiobus_link_mdiodev(bus, &phydev->mdio);
|
|
|
|
+ mutex_lock(&mdio_board_lock);
|
|
+ list_for_each_entry(be, &mdio_board_list, list)
|
|
+ mdiobus_setup_phydev_from_boardinfo(bus, phydev,
|
|
+ &be->board_info);
|
|
+ mutex_unlock(&mdio_board_lock);
|
|
+
|
|
err = phy_device_register(phydev);
|
|
if (err) {
|
|
phy_device_free(phydev);
|