net: dsa: Have the switch driver allocate there own private memory

Now the switch devices have a dev pointer, make use of it for allocating
the drivers private data structures using a devm_kzalloc().

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Tested-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 3 deletions

diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index c06275311cb2..7ef8a92a9e39 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -52,7 +52,7 @@ EXPORT_SYMBOL_GPL(unregister_switch_driver);
 
 static struct dsa_switch_driver *
 dsa_switch_probe(struct device *parent, struct device *host_dev, int sw_addr,
-                 char **_name)
+                 char **_name, void **priv)
 {
         struct dsa_switch_driver *ret;
         struct list_head *list;
@@ -67,7 +67,7 @@ dsa_switch_probe(struct device *parent, struct device *host_dev, int sw_addr,
 
                 drv = list_entry(list, struct dsa_switch_driver, list);
 
-                name = drv->probe(parent, host_dev, sw_addr);
+                name = drv->probe(parent, host_dev, sw_addr, priv);
                 if (name != NULL) {
                         ret = drv;
                         break;
@@ -384,11 +384,12 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index,
         struct dsa_switch *ds;
         int ret;
         char *name;
+        void *priv;
 
         /*
          * Probe for switch model.
          */
-        drv = dsa_switch_probe(parent, host_dev, pd->sw_addr, &name);
+        drv = dsa_switch_probe(parent, host_dev, pd->sw_addr, &name, &priv);
         if (drv == NULL) {
                 netdev_err(dst->master_netdev, "[%d]: could not detect attached switch\n",
                            index);
@@ -409,6 +410,7 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index,
         ds->index = index;
         ds->pd = pd;
         ds->drv = drv;
+        ds->priv = priv;
         ds->tag_protocol = drv->tag_protocol;
         ds->master_dev = host_dev;