generic: Allow configuring an increment with mtd-mac-address

This is useful if the device also has an ethernet WAN interface with a
separate mac address (that is derived from the LAN mac address).

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@46220 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/generic/patches-3.18/681-NET-add-of_get_mac_address_mtd.patch b/target/linux/generic/patches-3.18/681-NET-add-of_get_mac_address_mtd.patch
index bb3bf98..8ce17fe 100644 (file)
--- a/target/linux/generic/patches-3.18/681-NET-add-of_get_mac_address_mtd.patch
+++ b/target/linux/generic/patches-3.18/681-NET-add-of_get_mac_address_mtd.patch
@@ -23,12 +23,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  
  /**
   * of_get_phy_mode - Get phy mode for given device_node
-@@ -75,3 +76,39 @@ const void *of_get_mac_address(struct de
+@@ -75,3 +76,43 @@ const void *of_get_mac_address(struct de
        return NULL;
  }
  EXPORT_SYMBOL(of_get_mac_address);
 +
-+int of_get_mac_address_mtd(struct device_node *np, void *mac)
++int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac)
 +{
 +      struct device_node *mtd_np = NULL;
 +      size_t retlen;
@@ -37,6 +37,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
 +      const char *part;
 +      const __be32 *list;
 +      phandle phandle;
++      u32 mac_inc = 0;
 +
 +      list = of_get_property(np, "mtd-mac-address", &size);
 +      if (!list || (size != (2 * sizeof(*list))))
@@ -57,9 +58,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
 +      if (IS_ERR(mtd))
 +              return PTR_ERR(mtd);
 +
-+      ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, (u_char *) mac);
++      ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, mac);
 +      put_mtd_device(mtd);
 +
++      if (!of_property_read_u32(np, "mtd-mac-address-increment", &mac_inc))
++              mac[5] += mac_inc;
++
 +      return ret;
 +}
 +EXPORT_SYMBOL_GPL(of_get_mac_address_mtd);
@@ -69,7 +73,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  #include <linux/of.h>
  extern int of_get_phy_mode(struct device_node *np);
  extern const void *of_get_mac_address(struct device_node *np);
-+extern int of_get_mac_address_mtd(struct device_node *np, void *mac);
++extern int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac);
  #else
  static inline int of_get_phy_mode(struct device_node *np)
  {

diff --git a/target/linux/generic/patches-4.0/681-NET-add-of_get_mac_address_mtd.patch b/target/linux/generic/patches-4.0/681-NET-add-of_get_mac_address_mtd.patch
index bb3bf98..8ce17fe 100644 (file)
--- a/target/linux/generic/patches-4.0/681-NET-add-of_get_mac_address_mtd.patch
+++ b/target/linux/generic/patches-4.0/681-NET-add-of_get_mac_address_mtd.patch
@@ -23,12 +23,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  
  /**
   * of_get_phy_mode - Get phy mode for given device_node
-@@ -75,3 +76,39 @@ const void *of_get_mac_address(struct de
+@@ -75,3 +76,43 @@ const void *of_get_mac_address(struct de
        return NULL;
  }
  EXPORT_SYMBOL(of_get_mac_address);
 +
-+int of_get_mac_address_mtd(struct device_node *np, void *mac)
++int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac)
 +{
 +      struct device_node *mtd_np = NULL;
 +      size_t retlen;
@@ -37,6 +37,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
 +      const char *part;
 +      const __be32 *list;
 +      phandle phandle;
++      u32 mac_inc = 0;
 +
 +      list = of_get_property(np, "mtd-mac-address", &size);
 +      if (!list || (size != (2 * sizeof(*list))))
@@ -57,9 +58,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
 +      if (IS_ERR(mtd))
 +              return PTR_ERR(mtd);
 +
-+      ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, (u_char *) mac);
++      ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, mac);
 +      put_mtd_device(mtd);
 +
++      if (!of_property_read_u32(np, "mtd-mac-address-increment", &mac_inc))
++              mac[5] += mac_inc;
++
 +      return ret;
 +}
 +EXPORT_SYMBOL_GPL(of_get_mac_address_mtd);
@@ -69,7 +73,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  #include <linux/of.h>
  extern int of_get_phy_mode(struct device_node *np);
  extern const void *of_get_mac_address(struct device_node *np);
-+extern int of_get_mac_address_mtd(struct device_node *np, void *mac);
++extern int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac);
  #else
  static inline int of_get_phy_mode(struct device_node *np)
  {

diff --git a/target/linux/generic/patches-4.1/681-NET-add-of_get_mac_address_mtd.patch b/target/linux/generic/patches-4.1/681-NET-add-of_get_mac_address_mtd.patch
index fe3f04e..6542898 100644 (file)
--- a/target/linux/generic/patches-4.1/681-NET-add-of_get_mac_address_mtd.patch
+++ b/target/linux/generic/patches-4.1/681-NET-add-of_get_mac_address_mtd.patch
@@ -23,12 +23,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  
  /**
   * of_get_phy_mode - Get phy mode for given device_node
-@@ -80,3 +81,39 @@ const void *of_get_mac_address(struct de
+@@ -80,3 +81,43 @@ const void *of_get_mac_address(struct de
        return of_get_mac_addr(np, "address");
  }
  EXPORT_SYMBOL(of_get_mac_address);
 +
-+int of_get_mac_address_mtd(struct device_node *np, void *mac)
++int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac)
 +{
 +      struct device_node *mtd_np = NULL;
 +      size_t retlen;
@@ -37,6 +37,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
 +      const char *part;
 +      const __be32 *list;
 +      phandle phandle;
++      u32 mac_inc = 0;
 +
 +      list = of_get_property(np, "mtd-mac-address", &size);
 +      if (!list || (size != (2 * sizeof(*list))))
@@ -57,9 +58,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
 +      if (IS_ERR(mtd))
 +              return PTR_ERR(mtd);
 +
-+      ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, (u_char *) mac);
++      ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, mac);
 +      put_mtd_device(mtd);
 +
++      if (!of_property_read_u32(np, "mtd-mac-address-increment", &mac_inc))
++              mac[5] += mac_inc;
++
 +      return ret;
 +}
 +EXPORT_SYMBOL_GPL(of_get_mac_address_mtd);
@@ -69,7 +73,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  struct net_device;
  extern int of_get_phy_mode(struct device_node *np);
  extern const void *of_get_mac_address(struct device_node *np);
-+extern int of_get_mac_address_mtd(struct device_node *np, void *mac);
++extern int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac);
  extern struct net_device *of_find_net_device_by_node(struct device_node *np);
  #else
  static inline int of_get_phy_mode(struct device_node *np)