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authorBen Hutchings <ben@decadent.org.uk>2011-11-27 18:08:33 +0100
committerDavid S. Miller <davem@davemloft.net>2011-11-29 06:21:36 +0100
commit3b1588593097b7d71f44c4b7b435bf28924316e0 (patch)
tree00c3fe0e807224ec9c927f6b116b3be451257255 /drivers/net/dsa/mv88e6xxx.h
parentdsa: Move all definitions needed by drivers into <net/dsa.h> (diff)
downloadlinux-3b1588593097b7d71f44c4b7b435bf28924316e0.tar.xz
linux-3b1588593097b7d71f44c4b7b435bf28924316e0.zip
dsa: Move switch drivers to new directory drivers/net/dsa
Support for specific hardware belongs under drivers/net/ not net/. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Acked-by: Lennert Buytenhek <buytenh@wantstofly.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx.h')
-rw-r--r--drivers/net/dsa/mv88e6xxx.h98
1 files changed, 98 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h
new file mode 100644
index 000000000000..fc2cd7b90e8d
--- /dev/null
+++ b/drivers/net/dsa/mv88e6xxx.h
@@ -0,0 +1,98 @@
+/*
+ * net/dsa/mv88e6xxx.h - Marvell 88e6xxx switch chip support
+ * Copyright (c) 2008 Marvell Semiconductor
+ *
+ * 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.
+ */
+
+#ifndef __MV88E6XXX_H
+#define __MV88E6XXX_H
+
+#define REG_PORT(p) (0x10 + (p))
+#define REG_GLOBAL 0x1b
+#define REG_GLOBAL2 0x1c
+
+struct mv88e6xxx_priv_state {
+ /*
+ * When using multi-chip addressing, this mutex protects
+ * access to the indirect access registers. (In single-chip
+ * mode, this mutex is effectively useless.)
+ */
+ struct mutex smi_mutex;
+
+#ifdef CONFIG_NET_DSA_MV88E6XXX_NEED_PPU
+ /*
+ * Handles automatic disabling and re-enabling of the PHY
+ * polling unit.
+ */
+ struct mutex ppu_mutex;
+ int ppu_disabled;
+ struct work_struct ppu_work;
+ struct timer_list ppu_timer;
+#endif
+
+ /*
+ * This mutex serialises access to the statistics unit.
+ * Hold this mutex over snapshot + dump sequences.
+ */
+ struct mutex stats_mutex;
+
+ int id; /* switch product id */
+};
+
+struct mv88e6xxx_hw_stat {
+ char string[ETH_GSTRING_LEN];
+ int sizeof_stat;
+ int reg;
+};
+
+int __mv88e6xxx_reg_read(struct mii_bus *bus, int sw_addr, int addr, int reg);
+int mv88e6xxx_reg_read(struct dsa_switch *ds, int addr, int reg);
+int __mv88e6xxx_reg_write(struct mii_bus *bus, int sw_addr, int addr,
+ int reg, u16 val);
+int mv88e6xxx_reg_write(struct dsa_switch *ds, int addr, int reg, u16 val);
+int mv88e6xxx_config_prio(struct dsa_switch *ds);
+int mv88e6xxx_set_addr_direct(struct dsa_switch *ds, u8 *addr);
+int mv88e6xxx_set_addr_indirect(struct dsa_switch *ds, u8 *addr);
+int mv88e6xxx_phy_read(struct dsa_switch *ds, int addr, int regnum);
+int mv88e6xxx_phy_write(struct dsa_switch *ds, int addr, int regnum, u16 val);
+void mv88e6xxx_ppu_state_init(struct dsa_switch *ds);
+int mv88e6xxx_phy_read_ppu(struct dsa_switch *ds, int addr, int regnum);
+int mv88e6xxx_phy_write_ppu(struct dsa_switch *ds, int addr,
+ int regnum, u16 val);
+void mv88e6xxx_poll_link(struct dsa_switch *ds);
+void mv88e6xxx_get_strings(struct dsa_switch *ds,
+ int nr_stats, struct mv88e6xxx_hw_stat *stats,
+ int port, uint8_t *data);
+void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds,
+ int nr_stats, struct mv88e6xxx_hw_stat *stats,
+ int port, uint64_t *data);
+
+extern struct dsa_switch_driver mv88e6131_switch_driver;
+extern struct dsa_switch_driver mv88e6123_61_65_switch_driver;
+
+#define REG_READ(addr, reg) \
+ ({ \
+ int __ret; \
+ \
+ __ret = mv88e6xxx_reg_read(ds, addr, reg); \
+ if (__ret < 0) \
+ return __ret; \
+ __ret; \
+ })
+
+#define REG_WRITE(addr, reg, val) \
+ ({ \
+ int __ret; \
+ \
+ __ret = mv88e6xxx_reg_write(ds, addr, reg, val); \
+ if (__ret < 0) \
+ return __ret; \
+ })
+
+
+
+#endif