summaryrefslogtreecommitdiffstats
path: root/net/dsa/mv88e6xxx.h
diff options
context:
space:
mode:
Diffstat (limited to 'net/dsa/mv88e6xxx.h')
-rw-r--r--net/dsa/mv88e6xxx.h93
1 files changed, 93 insertions, 0 deletions
diff --git a/net/dsa/mv88e6xxx.h b/net/dsa/mv88e6xxx.h
new file mode 100644
index 0000000..eb0e0aa
--- /dev/null
+++ b/net/dsa/mv88e6xxx.h
@@ -0,0 +1,93 @@
+/*
+ * 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;
+};
+
+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);
+
+#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
OpenPOWER on IntegriCloud