mirror of https://github.com/hak5/openwrt.git
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> SVN-Revision: 46220lede-17.01
parent
fa9e259729
commit
b9463ce786
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@ -23,12 +23,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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/**
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* of_get_phy_mode - Get phy mode for given device_node
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@@ -75,3 +76,39 @@ const void *of_get_mac_address(struct de
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@@ -75,3 +76,43 @@ const void *of_get_mac_address(struct de
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return NULL;
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}
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EXPORT_SYMBOL(of_get_mac_address);
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+
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+int of_get_mac_address_mtd(struct device_node *np, void *mac)
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+int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac)
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+{
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+ struct device_node *mtd_np = NULL;
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+ size_t retlen;
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@ -37,6 +37,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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+ const char *part;
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+ const __be32 *list;
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+ phandle phandle;
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+ u32 mac_inc = 0;
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+
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+ list = of_get_property(np, "mtd-mac-address", &size);
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+ if (!list || (size != (2 * sizeof(*list))))
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@ -57,9 +58,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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+ if (IS_ERR(mtd))
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+ return PTR_ERR(mtd);
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+
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+ ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, (u_char *) mac);
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+ ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, mac);
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+ put_mtd_device(mtd);
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+
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+ if (!of_property_read_u32(np, "mtd-mac-address-increment", &mac_inc))
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+ mac[5] += mac_inc;
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+
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+ return ret;
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+}
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+EXPORT_SYMBOL_GPL(of_get_mac_address_mtd);
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@ -69,7 +73,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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#include <linux/of.h>
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extern int of_get_phy_mode(struct device_node *np);
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extern const void *of_get_mac_address(struct device_node *np);
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+extern int of_get_mac_address_mtd(struct device_node *np, void *mac);
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+extern int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac);
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#else
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static inline int of_get_phy_mode(struct device_node *np)
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{
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@ -23,12 +23,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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/**
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* of_get_phy_mode - Get phy mode for given device_node
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@@ -75,3 +76,39 @@ const void *of_get_mac_address(struct de
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@@ -75,3 +76,43 @@ const void *of_get_mac_address(struct de
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return NULL;
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}
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EXPORT_SYMBOL(of_get_mac_address);
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+
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+int of_get_mac_address_mtd(struct device_node *np, void *mac)
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+int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac)
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+{
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+ struct device_node *mtd_np = NULL;
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+ size_t retlen;
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@ -37,6 +37,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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+ const char *part;
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+ const __be32 *list;
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+ phandle phandle;
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+ u32 mac_inc = 0;
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+
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+ list = of_get_property(np, "mtd-mac-address", &size);
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+ if (!list || (size != (2 * sizeof(*list))))
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@ -57,9 +58,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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+ if (IS_ERR(mtd))
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+ return PTR_ERR(mtd);
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+
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+ ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, (u_char *) mac);
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+ ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, mac);
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+ put_mtd_device(mtd);
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+
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+ if (!of_property_read_u32(np, "mtd-mac-address-increment", &mac_inc))
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+ mac[5] += mac_inc;
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+
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+ return ret;
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+}
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+EXPORT_SYMBOL_GPL(of_get_mac_address_mtd);
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@ -69,7 +73,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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#include <linux/of.h>
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extern int of_get_phy_mode(struct device_node *np);
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extern const void *of_get_mac_address(struct device_node *np);
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+extern int of_get_mac_address_mtd(struct device_node *np, void *mac);
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+extern int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac);
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#else
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static inline int of_get_phy_mode(struct device_node *np)
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{
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@ -23,12 +23,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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/**
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* of_get_phy_mode - Get phy mode for given device_node
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@@ -80,3 +81,39 @@ const void *of_get_mac_address(struct de
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@@ -80,3 +81,43 @@ const void *of_get_mac_address(struct de
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return of_get_mac_addr(np, "address");
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}
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EXPORT_SYMBOL(of_get_mac_address);
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+
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+int of_get_mac_address_mtd(struct device_node *np, void *mac)
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+int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac)
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+{
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+ struct device_node *mtd_np = NULL;
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+ size_t retlen;
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@ -37,6 +37,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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+ const char *part;
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+ const __be32 *list;
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+ phandle phandle;
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+ u32 mac_inc = 0;
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+
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+ list = of_get_property(np, "mtd-mac-address", &size);
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+ if (!list || (size != (2 * sizeof(*list))))
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@ -57,9 +58,12 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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+ if (IS_ERR(mtd))
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+ return PTR_ERR(mtd);
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+
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+ ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, (u_char *) mac);
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+ ret = mtd_read(mtd, be32_to_cpup(list), 6, &retlen, mac);
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+ put_mtd_device(mtd);
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+
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+ if (!of_property_read_u32(np, "mtd-mac-address-increment", &mac_inc))
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+ mac[5] += mac_inc;
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+
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+ return ret;
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+}
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+EXPORT_SYMBOL_GPL(of_get_mac_address_mtd);
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@ -69,7 +73,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
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struct net_device;
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extern int of_get_phy_mode(struct device_node *np);
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extern const void *of_get_mac_address(struct device_node *np);
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+extern int of_get_mac_address_mtd(struct device_node *np, void *mac);
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+extern int of_get_mac_address_mtd(struct device_node *np, unsigned char *mac);
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extern struct net_device *of_find_net_device_by_node(struct device_node *np);
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#else
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static inline int of_get_phy_mode(struct device_node *np)
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