diff options
Diffstat (limited to 'target/mips/mikrotik-rb4xx/patches/3.14.8/0021-phy-add-mdio-boardinfo.patch')
-rw-r--r-- | target/mips/mikrotik-rb4xx/patches/3.14.8/0021-phy-add-mdio-boardinfo.patch | 227 |
1 files changed, 0 insertions, 227 deletions
diff --git a/target/mips/mikrotik-rb4xx/patches/3.14.8/0021-phy-add-mdio-boardinfo.patch b/target/mips/mikrotik-rb4xx/patches/3.14.8/0021-phy-add-mdio-boardinfo.patch deleted file mode 100644 index 3ec15e171..000000000 --- a/target/mips/mikrotik-rb4xx/patches/3.14.8/0021-phy-add-mdio-boardinfo.patch +++ /dev/null @@ -1,227 +0,0 @@ -From b8d5957374dc0e6ec8687c6e1b154ea066d27a5b Mon Sep 17 00:00:00 2001 -From: Phil Sutter <phil@nwl.cc> -Date: Wed, 14 May 2014 02:44:43 +0200 -Subject: [PATCH] phy: add mdio boardinfo - ---- - drivers/net/Makefile | 2 +- - drivers/net/phy/Kconfig | 4 +++ - drivers/net/phy/Makefile | 2 ++ - drivers/net/phy/mdio-boardinfo.c | 58 ++++++++++++++++++++++++++++++++++++++++ - drivers/net/phy/mdio-boardinfo.h | 22 +++++++++++++++ - drivers/net/phy/mdio_bus.c | 20 ++++++++++++++ - include/linux/phy.h | 18 +++++++++++++ - 7 files changed, 125 insertions(+), 1 deletion(-) - create mode 100644 drivers/net/phy/mdio-boardinfo.c - create mode 100644 drivers/net/phy/mdio-boardinfo.h - -diff --git a/drivers/net/Makefile b/drivers/net/Makefile -index 3fef8a8..70b736b 100644 ---- a/drivers/net/Makefile -+++ b/drivers/net/Makefile -@@ -15,7 +15,7 @@ obj-$(CONFIG_MII) += mii.o - obj-$(CONFIG_MDIO) += mdio.o - obj-$(CONFIG_NET) += Space.o loopback.o - obj-$(CONFIG_NETCONSOLE) += netconsole.o --obj-$(CONFIG_PHYLIB) += phy/ -+obj-y += phy/ - obj-$(CONFIG_RIONET) += rionet.o - obj-$(CONFIG_NET_TEAM) += team/ - obj-$(CONFIG_TUN) += tun.o -diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig -index 0414889..97ca8ec 100644 ---- a/drivers/net/phy/Kconfig -+++ b/drivers/net/phy/Kconfig -@@ -12,6 +12,10 @@ menuconfig PHYLIB - - if PHYLIB - -+config MDIO_BOARDINFO -+ bool -+ default y -+ - config SWCONFIG - tristate "Switch configuration API" - ---help--- -diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile -index 3c76ff8..0c990a4 100644 ---- a/drivers/net/phy/Makefile -+++ b/drivers/net/phy/Makefile -@@ -2,6 +2,8 @@ - - libphy-objs := phy.o phy_device.o mdio_bus.o - -+obj-$(CONFIG_MDIO_BOARDINFO) += mdio-boardinfo.o -+ - obj-$(CONFIG_PHYLIB) += libphy.o - obj-$(CONFIG_SWCONFIG) += swconfig.o - obj-$(CONFIG_MARVELL_PHY) += marvell.o -diff --git a/drivers/net/phy/mdio-boardinfo.c b/drivers/net/phy/mdio-boardinfo.c -new file mode 100644 -index 0000000..9b8aaed ---- /dev/null -+++ b/drivers/net/phy/mdio-boardinfo.c -@@ -0,0 +1,58 @@ -+/* -+ * mdio-boardinfo.c - collect pre-declarations of PHY devices -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the -+ * Free Software Foundation; either version 2 of the License, or (at your -+ * option) any later version. -+ * -+ */ -+ -+#include <linux/kernel.h> -+#include <linux/phy.h> -+#include <linux/slab.h> -+#include <linux/export.h> -+#include <linux/mutex.h> -+#include <linux/phy.h> -+ -+#include "mdio-boardinfo.h" -+ -+/* -+ * These symbols are exported ONLY FOR the mdio_bus component. -+ * No other users will be supported. -+ */ -+ -+LIST_HEAD(__mdio_board_list); -+EXPORT_SYMBOL_GPL(__mdio_board_list); -+ -+DEFINE_MUTEX(__mdio_board_lock); -+EXPORT_SYMBOL_GPL(__mdio_board_lock); -+ -+/** -+ * mdio_register_board_info - register PHY devices for a given board -+ * @info: array of chip descriptors -+ * @n: how many descriptors are provided -+ * Context: can sleep -+ * -+ * The board info passed can safely be __initdata ... but be careful of -+ * any embedded pointers (platform_data, etc), they're copied as-is. -+ */ -+int __init -+mdiobus_register_board_info(struct mdio_board_info const *info, unsigned n) -+{ -+ struct mdio_board_entry *be; -+ int i; -+ -+ be = kzalloc(n * sizeof(*be), GFP_KERNEL); -+ if (!be) -+ return -ENOMEM; -+ -+ for (i = 0; i < n; i++, be++, info++) { -+ memcpy(&be->board_info, info, sizeof(*info)); -+ mutex_lock(&__mdio_board_lock); -+ list_add_tail(&be->list, &__mdio_board_list); -+ mutex_unlock(&__mdio_board_lock); -+ } -+ -+ return 0; -+} -diff --git a/drivers/net/phy/mdio-boardinfo.h b/drivers/net/phy/mdio-boardinfo.h -new file mode 100644 -index 0000000..28fbc0d ---- /dev/null -+++ b/drivers/net/phy/mdio-boardinfo.h -@@ -0,0 +1,22 @@ -+/* -+ * mdio-boardinfo.h - boardinfo interface internal to the mdio_bus component -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the -+ * Free Software Foundation; either version 2 of the License, or (at your -+ * option) any later version. -+ * -+ */ -+ -+#include <linux/mutex.h> -+ -+struct mdio_board_entry { -+ struct list_head list; -+ 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; -diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c -index 71e4900..50fbe35 100644 ---- a/drivers/net/phy/mdio_bus.c -+++ b/drivers/net/phy/mdio_bus.c -@@ -38,6 +38,8 @@ - - #include <asm/irq.h> - -+#include "mdio-boardinfo.h" -+ - /** - * mdiobus_alloc_size - allocate a mii_bus structure - * @size: extra amount of memory to allocate for private storage. -@@ -224,15 +226,33 @@ 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->phy_addr != phydev->addr) -+ return; -+ -+ phydev->dev.platform_data = (void *) bi->platform_data; -+} -+ - 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); - if (IS_ERR(phydev) || phydev == NULL) - return phydev; - -+ 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); -diff --git a/include/linux/phy.h b/include/linux/phy.h -index f1441b4..9dca415 100644 ---- a/include/linux/phy.h -+++ b/include/linux/phy.h -@@ -658,4 +658,22 @@ int __init mdio_bus_init(void); - void mdio_bus_exit(void); - - extern struct bus_type mdio_bus_type; -+ -+struct mdio_board_info { -+ const char *bus_id; -+ int phy_addr; -+ -+ const void *platform_data; -+}; -+ -+#ifdef CONFIG_MDIO_BOARDINFO -+int mdiobus_register_board_info(const struct mdio_board_info *info, unsigned n); -+#else -+static inline int -+mdiobus_register_board_info(const struct mdio_board_info *info, unsigned n) -+{ -+ return 0; -+} -+#endif -+ - #endif /* __PHY_H */ --- -1.8.5.3 - |