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alistair23-linux/drivers/net/dsa/mv88e6xxx/port.h

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/*
* Marvell 88E6xxx Switch Port Registers support
*
* Copyright (c) 2008 Marvell Semiconductor
*
* Copyright (c) 2016-2017 Savoir-faire Linux Inc.
* Vivien Didelot <vivien.didelot@savoirfairelinux.com>
*
* 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_PORT_H
#define _MV88E6XXX_PORT_H
#include "chip.h"
/* Offset 0x00: Port Status Register */
#define MV88E6XXX_PORT_STS 0x00
#define MV88E6XXX_PORT_STS_PAUSE_EN 0x8000
#define MV88E6XXX_PORT_STS_MY_PAUSE 0x4000
#define MV88E6XXX_PORT_STS_HD_FLOW 0x2000
#define MV88E6XXX_PORT_STS_PHY_DETECT 0x1000
#define MV88E6XXX_PORT_STS_LINK 0x0800
#define MV88E6XXX_PORT_STS_DUPLEX 0x0400
#define MV88E6XXX_PORT_STS_SPEED_MASK 0x0300
#define MV88E6XXX_PORT_STS_SPEED_10 0x0000
#define MV88E6XXX_PORT_STS_SPEED_100 0x0100
#define MV88E6XXX_PORT_STS_SPEED_1000 0x0200
#define MV88E6352_PORT_STS_EEE 0x0040
#define MV88E6165_PORT_STS_AM_DIS 0x0040
#define MV88E6185_PORT_STS_MGMII 0x0040
#define MV88E6XXX_PORT_STS_TX_PAUSED 0x0020
#define MV88E6XXX_PORT_STS_FLOW_CTL 0x0010
#define MV88E6XXX_PORT_STS_CMODE_MASK 0x000f
#define MV88E6XXX_PORT_STS_CMODE_100BASE_X 0x0008
#define MV88E6XXX_PORT_STS_CMODE_1000BASE_X 0x0009
#define MV88E6XXX_PORT_STS_CMODE_SGMII 0x000a
#define MV88E6XXX_PORT_STS_CMODE_2500BASEX 0x000b
#define MV88E6XXX_PORT_STS_CMODE_XAUI 0x000c
#define MV88E6XXX_PORT_STS_CMODE_RXAUI 0x000d
/* Offset 0x01: MAC (or PCS or Physical) Control Register */
#define MV88E6XXX_PORT_MAC_CTL 0x01
#define MV88E6XXX_PORT_MAC_CTL_RGMII_DELAY_RXCLK 0x8000
#define MV88E6XXX_PORT_MAC_CTL_RGMII_DELAY_TXCLK 0x4000
#define MV88E6390_PORT_MAC_CTL_FORCE_SPEED 0x2000
#define MV88E6390_PORT_MAC_CTL_ALTSPEED 0x1000
#define MV88E6352_PORT_MAC_CTL_200BASE 0x1000
#define MV88E6XXX_PORT_MAC_CTL_FC 0x0080
#define MV88E6XXX_PORT_MAC_CTL_FORCE_FC 0x0040
#define MV88E6XXX_PORT_MAC_CTL_LINK_UP 0x0020
#define MV88E6XXX_PORT_MAC_CTL_FORCE_LINK 0x0010
#define MV88E6XXX_PORT_MAC_CTL_DUPLEX_FULL 0x0008
#define MV88E6XXX_PORT_MAC_CTL_FORCE_DUPLEX 0x0004
#define MV88E6XXX_PORT_MAC_CTL_SPEED_MASK 0x0003
#define MV88E6XXX_PORT_MAC_CTL_SPEED_10 0x0000
#define MV88E6XXX_PORT_MAC_CTL_SPEED_100 0x0001
#define MV88E6065_PORT_MAC_CTL_SPEED_200 0x0002
#define MV88E6XXX_PORT_MAC_CTL_SPEED_1000 0x0002
#define MV88E6390_PORT_MAC_CTL_SPEED_10000 0x0003
#define MV88E6XXX_PORT_MAC_CTL_SPEED_UNFORCED 0x0003
/* Offset 0x02: Jamming Control Register */
#define MV88E6097_PORT_JAM_CTL 0x02
#define MV88E6097_PORT_JAM_CTL_LIMIT_OUT_MASK 0xff00
#define MV88E6097_PORT_JAM_CTL_LIMIT_IN_MASK 0x00ff
/* Offset 0x02: Flow Control Register */
#define MV88E6390_PORT_FLOW_CTL 0x02
#define MV88E6390_PORT_FLOW_CTL_UPDATE 0x8000
#define MV88E6390_PORT_FLOW_CTL_PTR_MASK 0x7f00
#define MV88E6390_PORT_FLOW_CTL_LIMIT_IN 0x0000
#define MV88E6390_PORT_FLOW_CTL_LIMIT_OUT 0x0100
#define MV88E6390_PORT_FLOW_CTL_DATA_MASK 0x00ff
#define PORT_SWITCH_ID 0x03
#define PORT_SWITCH_ID_PROD_NUM_6085 0x04a
#define PORT_SWITCH_ID_PROD_NUM_6095 0x095
#define PORT_SWITCH_ID_PROD_NUM_6097 0x099
#define PORT_SWITCH_ID_PROD_NUM_6131 0x106
#define PORT_SWITCH_ID_PROD_NUM_6320 0x115
#define PORT_SWITCH_ID_PROD_NUM_6123 0x121
#define PORT_SWITCH_ID_PROD_NUM_6141 0x340
#define PORT_SWITCH_ID_PROD_NUM_6161 0x161
#define PORT_SWITCH_ID_PROD_NUM_6165 0x165
#define PORT_SWITCH_ID_PROD_NUM_6171 0x171
#define PORT_SWITCH_ID_PROD_NUM_6172 0x172
#define PORT_SWITCH_ID_PROD_NUM_6175 0x175
#define PORT_SWITCH_ID_PROD_NUM_6176 0x176
#define PORT_SWITCH_ID_PROD_NUM_6185 0x1a7
#define PORT_SWITCH_ID_PROD_NUM_6190 0x190
#define PORT_SWITCH_ID_PROD_NUM_6190X 0x0a0
#define PORT_SWITCH_ID_PROD_NUM_6191 0x191
#define PORT_SWITCH_ID_PROD_NUM_6240 0x240
#define PORT_SWITCH_ID_PROD_NUM_6290 0x290
#define PORT_SWITCH_ID_PROD_NUM_6321 0x310
#define PORT_SWITCH_ID_PROD_NUM_6341 0x341
#define PORT_SWITCH_ID_PROD_NUM_6352 0x352
#define PORT_SWITCH_ID_PROD_NUM_6350 0x371
#define PORT_SWITCH_ID_PROD_NUM_6351 0x375
#define PORT_SWITCH_ID_PROD_NUM_6390 0x390
#define PORT_SWITCH_ID_PROD_NUM_6390X 0x0a1
#define PORT_CONTROL 0x04
#define PORT_CONTROL_USE_CORE_TAG BIT(15)
#define PORT_CONTROL_DROP_ON_LOCK BIT(14)
#define PORT_CONTROL_EGRESS_UNMODIFIED (0x0 << 12)
#define PORT_CONTROL_EGRESS_UNTAGGED (0x1 << 12)
#define PORT_CONTROL_EGRESS_TAGGED (0x2 << 12)
#define PORT_CONTROL_EGRESS_ADD_TAG (0x3 << 12)
#define PORT_CONTROL_EGRESS_MASK (0x3 << 12)
#define PORT_CONTROL_HEADER BIT(11)
#define PORT_CONTROL_IGMP_MLD_SNOOP BIT(10)
#define PORT_CONTROL_DOUBLE_TAG BIT(9)
#define PORT_CONTROL_FRAME_MODE_NORMAL (0x0 << 8)
#define PORT_CONTROL_FRAME_MODE_DSA (0x1 << 8)
#define PORT_CONTROL_FRAME_MODE_PROVIDER (0x2 << 8)
#define PORT_CONTROL_FRAME_ETHER_TYPE_DSA (0x3 << 8)
#define PORT_CONTROL_FRAME_MASK (0x3 << 8)
#define PORT_CONTROL_DSA_TAG BIT(8)
#define PORT_CONTROL_VLAN_TUNNEL BIT(7)
#define PORT_CONTROL_TAG_IF_BOTH BIT(6)
#define PORT_CONTROL_USE_IP BIT(5)
#define PORT_CONTROL_USE_TAG BIT(4)
#define PORT_CONTROL_FORWARD_UNKNOWN BIT(2)
#define PORT_CONTROL_EGRESS_FLOODS_MASK (0x3 << 2)
#define PORT_CONTROL_EGRESS_FLOODS_NO_UNKNOWN_DA (0x0 << 2)
#define PORT_CONTROL_EGRESS_FLOODS_NO_UNKNOWN_MC_DA (0x1 << 2)
#define PORT_CONTROL_EGRESS_FLOODS_NO_UNKNOWN_UC_DA (0x2 << 2)
#define PORT_CONTROL_EGRESS_FLOODS_ALL_UNKNOWN_DA (0x3 << 2)
#define PORT_CONTROL_STATE_MASK 0x03
#define PORT_CONTROL_STATE_DISABLED 0x00
#define PORT_CONTROL_STATE_BLOCKING 0x01
#define PORT_CONTROL_STATE_LEARNING 0x02
#define PORT_CONTROL_STATE_FORWARDING 0x03
#define PORT_CONTROL_1 0x05
#define PORT_CONTROL_1_MESSAGE_PORT BIT(15)
#define PORT_CONTROL_1_FID_11_4_MASK (0xff << 0)
#define PORT_BASE_VLAN 0x06
#define PORT_BASE_VLAN_FID_3_0_MASK (0xf << 12)
#define PORT_DEFAULT_VLAN 0x07
#define PORT_DEFAULT_VLAN_MASK 0xfff
#define PORT_CONTROL_2 0x08
#define PORT_CONTROL_2_IGNORE_FCS BIT(15)
#define PORT_CONTROL_2_VTU_PRI_OVERRIDE BIT(14)
#define PORT_CONTROL_2_SA_PRIO_OVERRIDE BIT(13)
#define PORT_CONTROL_2_DA_PRIO_OVERRIDE BIT(12)
#define PORT_CONTROL_2_JUMBO_MASK (0x03 << 12)
#define PORT_CONTROL_2_JUMBO_1522 (0x00 << 12)
#define PORT_CONTROL_2_JUMBO_2048 (0x01 << 12)
#define PORT_CONTROL_2_JUMBO_10240 (0x02 << 12)
#define PORT_CONTROL_2_8021Q_MASK (0x03 << 10)
#define PORT_CONTROL_2_8021Q_DISABLED (0x00 << 10)
#define PORT_CONTROL_2_8021Q_FALLBACK (0x01 << 10)
#define PORT_CONTROL_2_8021Q_CHECK (0x02 << 10)
#define PORT_CONTROL_2_8021Q_SECURE (0x03 << 10)
#define PORT_CONTROL_2_DISCARD_TAGGED BIT(9)
#define PORT_CONTROL_2_DISCARD_UNTAGGED BIT(8)
#define PORT_CONTROL_2_MAP_DA BIT(7)
#define PORT_CONTROL_2_DEFAULT_FORWARD BIT(6)
#define PORT_CONTROL_2_EGRESS_MONITOR BIT(5)
#define PORT_CONTROL_2_INGRESS_MONITOR BIT(4)
#define PORT_CONTROL_2_UPSTREAM_MASK 0x0f
#define PORT_RATE_CONTROL 0x09
#define PORT_RATE_CONTROL_2 0x0a
#define PORT_ASSOC_VECTOR 0x0b
#define PORT_ASSOC_VECTOR_HOLD_AT_1 BIT(15)
#define PORT_ASSOC_VECTOR_INT_AGE_OUT BIT(14)
#define PORT_ASSOC_VECTOR_LOCKED_PORT BIT(13)
#define PORT_ASSOC_VECTOR_IGNORE_WRONG BIT(12)
#define PORT_ASSOC_VECTOR_REFRESH_LOCKED BIT(11)
#define PORT_ATU_CONTROL 0x0c
#define PORT_PRI_OVERRIDE 0x0d
#define PORT_ETH_TYPE 0x0f
#define PORT_ETH_TYPE_DEFAULT 0x9100
#define PORT_IN_DISCARD_LO 0x10
#define PORT_IN_DISCARD_HI 0x11
#define PORT_IN_FILTERED 0x12
#define PORT_OUT_FILTERED 0x13
#define PORT_TAG_REGMAP_0123 0x18
#define PORT_TAG_REGMAP_4567 0x19
#define PORT_IEEE_PRIO_MAP_TABLE 0x18 /* 6390 */
#define PORT_IEEE_PRIO_MAP_TABLE_UPDATE BIT(15)
#define PORT_IEEE_PRIO_MAP_TABLE_INGRESS_PCP (0x0 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_GREEN_PCP (0x1 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_YELLOW_PCP (0x2 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_AVB_PCP (0x3 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_GREEN_DSCP (0x5 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_YELLOW_DSCP (0x6 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_EGRESS_AVB_DSCP (0x7 << 12)
#define PORT_IEEE_PRIO_MAP_TABLE_POINTER_SHIFT 9
int mv88e6xxx_port_read(struct mv88e6xxx_chip *chip, int port, int reg,
u16 *val);
int mv88e6xxx_port_write(struct mv88e6xxx_chip *chip, int port, int reg,
u16 val);
int mv88e6352_port_set_rgmii_delay(struct mv88e6xxx_chip *chip, int port,
phy_interface_t mode);
int mv88e6390_port_set_rgmii_delay(struct mv88e6xxx_chip *chip, int port,
phy_interface_t mode);
int mv88e6xxx_port_set_link(struct mv88e6xxx_chip *chip, int port, int link);
int mv88e6xxx_port_set_duplex(struct mv88e6xxx_chip *chip, int port, int dup);
int mv88e6065_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed);
int mv88e6185_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed);
int mv88e6352_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed);
int mv88e6390_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed);
int mv88e6390x_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed);
int mv88e6xxx_port_set_state(struct mv88e6xxx_chip *chip, int port, u8 state);
int mv88e6xxx_port_set_vlan_map(struct mv88e6xxx_chip *chip, int port, u16 map);
int mv88e6xxx_port_get_fid(struct mv88e6xxx_chip *chip, int port, u16 *fid);
int mv88e6xxx_port_set_fid(struct mv88e6xxx_chip *chip, int port, u16 fid);
int mv88e6xxx_port_get_pvid(struct mv88e6xxx_chip *chip, int port, u16 *pvid);
int mv88e6xxx_port_set_pvid(struct mv88e6xxx_chip *chip, int port, u16 pvid);
int mv88e6xxx_port_set_8021q_mode(struct mv88e6xxx_chip *chip, int port,
u16 mode);
int mv88e6095_port_tag_remap(struct mv88e6xxx_chip *chip, int port);
int mv88e6390_port_tag_remap(struct mv88e6xxx_chip *chip, int port);
int mv88e6xxx_port_set_egress_mode(struct mv88e6xxx_chip *chip, int port,
enum mv88e6xxx_egress_mode mode);
int mv88e6085_port_set_frame_mode(struct mv88e6xxx_chip *chip, int port,
enum mv88e6xxx_frame_mode mode);
int mv88e6351_port_set_frame_mode(struct mv88e6xxx_chip *chip, int port,
enum mv88e6xxx_frame_mode mode);
int mv88e6185_port_set_egress_floods(struct mv88e6xxx_chip *chip, int port,
bool unicast, bool multicast);
int mv88e6352_port_set_egress_floods(struct mv88e6xxx_chip *chip, int port,
bool unicast, bool multicast);
int mv88e6351_port_set_ether_type(struct mv88e6xxx_chip *chip, int port,
u16 etype);
int mv88e6xxx_port_set_message_port(struct mv88e6xxx_chip *chip, int port,
bool message_port);
int mv88e6165_port_set_jumbo_size(struct mv88e6xxx_chip *chip, int port,
size_t size);
int mv88e6095_port_egress_rate_limiting(struct mv88e6xxx_chip *chip, int port);
int mv88e6097_port_egress_rate_limiting(struct mv88e6xxx_chip *chip, int port);
int mv88e6097_port_pause_limit(struct mv88e6xxx_chip *chip, int port, u8 in,
u8 out);
int mv88e6390_port_pause_limit(struct mv88e6xxx_chip *chip, int port, u8 in,
u8 out);
net: dsa: mv88e6xxx: Set the CMODE for mv88e6390 ports 9 & 10 Unlike most ports, ports 9 and 10 of the 6390X family have configurable PHY modes. Set the mode as part of adjust_link(). Ordering is important, because the SERDES interfaces connected to ports 9 and 10 can be split and assigned to other ports. The CMODE has to be correctly set before the SERDES interface on another port can be configured. Such configuration is likely to be performed in port_enable() and port_disabled(), called on slave_open() and slave_close(). The simple case is port 9 and 10 are used for 'CPU' or 'DSA'. In this case, the CMODE is set via a phy-mode in dsa_cpu_dsa_setup(), which is called early in the switch setup. When ports 9 or 10 are used as user ports, and have a fixed-phy, when the fixed fixed-phy is attached, dsa_slave_adjust_link() is called, which results in the adjust_link function being called, setting the cmode. The port_enable() will for other ports will be called much later. When ports 9 or 10 are used as user ports and have a real phy attached which does not use all the available SERDES interface, e.g. a 1Gbps SGMII, there is currently no mechanism in place to set the CMODE of the port from software. It must be hoped the stripping resistors are correct. At the same time, add a function to get the cmode. This will be needed when configuring the SERDES interfaces. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-02-04 12:02:50 -07:00
int mv88e6390x_port_set_cmode(struct mv88e6xxx_chip *chip, int port,
phy_interface_t mode);
int mv88e6xxx_port_get_cmode(struct mv88e6xxx_chip *chip, int port, u8 *cmode);
int mv88e6xxx_port_set_map_da(struct mv88e6xxx_chip *chip, int port);
int mv88e6095_port_set_upstream_port(struct mv88e6xxx_chip *chip, int port,
int upstream_port);
int mv88e6xxx_port_disable_learn_limit(struct mv88e6xxx_chip *chip, int port);
int mv88e6xxx_port_disable_pri_override(struct mv88e6xxx_chip *chip, int port);
#endif /* _MV88E6XXX_PORT_H */