809 lines
22 KiB
C
809 lines
22 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Marvell 88E6xxx Ethernet switch single-chip definition
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*
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* Copyright (c) 2008 Marvell Semiconductor
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*/
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#ifndef _MV88E6XXX_CHIP_H
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#define _MV88E6XXX_CHIP_H
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#include <linux/idr.h>
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#include <linux/if_vlan.h>
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#include <linux/irq.h>
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#include <linux/gpio/consumer.h>
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#include <linux/kthread.h>
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#include <linux/phy.h>
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#include <linux/ptp_clock_kernel.h>
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#include <linux/timecounter.h>
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#include <net/dsa.h>
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#define EDSA_HLEN 8
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#define MV88E6XXX_N_FID 4096
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#define MV88E6XXX_N_SID 64
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#define MV88E6XXX_FID_STANDALONE 0
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#define MV88E6XXX_FID_BRIDGED 1
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/* PVT limits for 4-bit port and 5-bit switch */
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#define MV88E6XXX_MAX_PVT_SWITCHES 32
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#define MV88E6XXX_MAX_PVT_PORTS 16
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#define MV88E6XXX_MAX_PVT_ENTRIES \
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(MV88E6XXX_MAX_PVT_SWITCHES * MV88E6XXX_MAX_PVT_PORTS)
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#define MV88E6XXX_MAX_GPIO 16
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enum mv88e6xxx_egress_mode {
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MV88E6XXX_EGRESS_MODE_UNMODIFIED,
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MV88E6XXX_EGRESS_MODE_UNTAGGED,
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MV88E6XXX_EGRESS_MODE_TAGGED,
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MV88E6XXX_EGRESS_MODE_ETHERTYPE,
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};
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enum mv88e6xxx_egress_direction {
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MV88E6XXX_EGRESS_DIR_INGRESS,
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MV88E6XXX_EGRESS_DIR_EGRESS,
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};
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enum mv88e6xxx_frame_mode {
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MV88E6XXX_FRAME_MODE_NORMAL,
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MV88E6XXX_FRAME_MODE_DSA,
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MV88E6XXX_FRAME_MODE_PROVIDER,
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MV88E6XXX_FRAME_MODE_ETHERTYPE,
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};
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/* List of supported models */
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enum mv88e6xxx_model {
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MV88E6085,
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MV88E6095,
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MV88E6097,
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MV88E6123,
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MV88E6131,
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MV88E6141,
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MV88E6161,
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MV88E6165,
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MV88E6171,
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MV88E6172,
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MV88E6175,
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MV88E6176,
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MV88E6185,
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MV88E6190,
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MV88E6190X,
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MV88E6191,
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MV88E6191X,
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MV88E6193X,
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MV88E6220,
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MV88E6240,
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MV88E6250,
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MV88E6290,
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MV88E6320,
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MV88E6321,
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MV88E6341,
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MV88E6350,
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MV88E6351,
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MV88E6352,
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MV88E6390,
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MV88E6390X,
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MV88E6393X,
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};
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enum mv88e6xxx_family {
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MV88E6XXX_FAMILY_NONE,
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MV88E6XXX_FAMILY_6065, /* 6031 6035 6061 6065 */
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MV88E6XXX_FAMILY_6095, /* 6092 6095 */
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MV88E6XXX_FAMILY_6097, /* 6046 6085 6096 6097 */
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MV88E6XXX_FAMILY_6165, /* 6123 6161 6165 */
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MV88E6XXX_FAMILY_6185, /* 6108 6121 6122 6131 6152 6155 6182 6185 */
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MV88E6XXX_FAMILY_6250, /* 6220 6250 */
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MV88E6XXX_FAMILY_6320, /* 6320 6321 */
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MV88E6XXX_FAMILY_6341, /* 6141 6341 */
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MV88E6XXX_FAMILY_6351, /* 6171 6175 6350 6351 */
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MV88E6XXX_FAMILY_6352, /* 6172 6176 6240 6352 */
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MV88E6XXX_FAMILY_6390, /* 6190 6190X 6191 6290 6390 6390X */
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MV88E6XXX_FAMILY_6393, /* 6191X 6193X 6393X */
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};
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/**
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* enum mv88e6xxx_edsa_support - Ethertype DSA tag support level
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* @MV88E6XXX_EDSA_UNSUPPORTED: Device has no support for EDSA tags
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* @MV88E6XXX_EDSA_UNDOCUMENTED: Documentation indicates that
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* egressing FORWARD frames with an EDSA
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* tag is reserved for future use, but
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* empirical data shows that this mode
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* is supported.
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* @MV88E6XXX_EDSA_SUPPORTED: EDSA tags are fully supported.
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*/
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enum mv88e6xxx_edsa_support {
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MV88E6XXX_EDSA_UNSUPPORTED = 0,
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MV88E6XXX_EDSA_UNDOCUMENTED,
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MV88E6XXX_EDSA_SUPPORTED,
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};
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struct mv88e6xxx_ops;
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struct mv88e6xxx_info {
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enum mv88e6xxx_family family;
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u16 prod_num;
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const char *name;
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unsigned int num_databases;
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unsigned int num_macs;
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unsigned int num_ports;
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unsigned int num_internal_phys;
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unsigned int num_gpio;
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unsigned int max_vid;
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unsigned int max_sid;
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unsigned int port_base_addr;
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unsigned int phy_base_addr;
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unsigned int global1_addr;
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unsigned int global2_addr;
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unsigned int age_time_coeff;
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unsigned int g1_irqs;
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unsigned int g2_irqs;
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bool pvt;
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/* Mark certain ports as invalid. This is required for example for the
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* MV88E6220 (which is in general a MV88E6250 with 7 ports) but the
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* ports 2-4 are not routet to pins.
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*/
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unsigned int invalid_port_mask;
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/* Multi-chip Addressing Mode.
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* Some chips respond to only 2 registers of its own SMI device address
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* when it is non-zero, and use indirect access to internal registers.
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*/
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bool multi_chip;
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/* Dual-chip Addressing Mode
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* Some chips respond to only half of the 32 SMI addresses,
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* allowing two to coexist on the same SMI interface.
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*/
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bool dual_chip;
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enum mv88e6xxx_edsa_support edsa_support;
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/* Mask for FromPort and ToPort value of PortVec used in ATU Move
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* operation. 0 means that the ATU Move operation is not supported.
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*/
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u8 atu_move_port_mask;
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const struct mv88e6xxx_ops *ops;
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/* Supports PTP */
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bool ptp_support;
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};
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struct mv88e6xxx_atu_entry {
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u8 state;
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bool trunk;
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u16 portvec;
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u8 mac[ETH_ALEN];
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};
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struct mv88e6xxx_vtu_entry {
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u16 vid;
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u16 fid;
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u8 sid;
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bool valid;
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bool policy;
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u8 member[DSA_MAX_PORTS];
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u8 state[DSA_MAX_PORTS]; /* Older silicon has no STU */
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};
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struct mv88e6xxx_stu_entry {
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u8 sid;
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bool valid;
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u8 state[DSA_MAX_PORTS];
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};
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struct mv88e6xxx_bus_ops;
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struct mv88e6xxx_irq_ops;
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struct mv88e6xxx_gpio_ops;
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struct mv88e6xxx_avb_ops;
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struct mv88e6xxx_ptp_ops;
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struct mv88e6xxx_irq {
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u16 masked;
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struct irq_chip chip;
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struct irq_domain *domain;
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int nirqs;
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};
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/* state flags for mv88e6xxx_port_hwtstamp::state */
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enum {
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MV88E6XXX_HWTSTAMP_ENABLED,
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MV88E6XXX_HWTSTAMP_TX_IN_PROGRESS,
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};
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struct mv88e6xxx_port_hwtstamp {
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/* Port index */
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int port_id;
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/* Timestamping state */
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unsigned long state;
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/* Resources for receive timestamping */
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struct sk_buff_head rx_queue;
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struct sk_buff_head rx_queue2;
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/* Resources for transmit timestamping */
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unsigned long tx_tstamp_start;
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struct sk_buff *tx_skb;
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u16 tx_seq_id;
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/* Current timestamp configuration */
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struct hwtstamp_config tstamp_config;
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};
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enum mv88e6xxx_policy_mapping {
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MV88E6XXX_POLICY_MAPPING_DA,
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MV88E6XXX_POLICY_MAPPING_SA,
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MV88E6XXX_POLICY_MAPPING_VTU,
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MV88E6XXX_POLICY_MAPPING_ETYPE,
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MV88E6XXX_POLICY_MAPPING_PPPOE,
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MV88E6XXX_POLICY_MAPPING_VBAS,
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MV88E6XXX_POLICY_MAPPING_OPT82,
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MV88E6XXX_POLICY_MAPPING_UDP,
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};
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enum mv88e6xxx_policy_action {
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MV88E6XXX_POLICY_ACTION_NORMAL,
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MV88E6XXX_POLICY_ACTION_MIRROR,
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MV88E6XXX_POLICY_ACTION_TRAP,
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MV88E6XXX_POLICY_ACTION_DISCARD,
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};
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struct mv88e6xxx_policy {
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enum mv88e6xxx_policy_mapping mapping;
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enum mv88e6xxx_policy_action action;
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struct ethtool_rx_flow_spec fs;
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u8 addr[ETH_ALEN];
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int port;
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u16 vid;
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};
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struct mv88e6xxx_vlan {
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u16 vid;
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bool valid;
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};
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struct mv88e6xxx_port {
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struct mv88e6xxx_chip *chip;
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int port;
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struct mv88e6xxx_vlan bridge_pvid;
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u64 serdes_stats[2];
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u64 atu_member_violation;
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u64 atu_miss_violation;
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u64 atu_full_violation;
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u64 vtu_member_violation;
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u64 vtu_miss_violation;
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phy_interface_t interface;
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u8 cmode;
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bool mirror_ingress;
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bool mirror_egress;
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unsigned int serdes_irq;
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char serdes_irq_name[64];
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struct devlink_region *region;
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};
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enum mv88e6xxx_region_id {
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MV88E6XXX_REGION_GLOBAL1 = 0,
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MV88E6XXX_REGION_GLOBAL2,
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MV88E6XXX_REGION_ATU,
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MV88E6XXX_REGION_VTU,
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MV88E6XXX_REGION_STU,
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MV88E6XXX_REGION_PVT,
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_MV88E6XXX_REGION_MAX,
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};
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struct mv88e6xxx_region_priv {
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enum mv88e6xxx_region_id id;
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};
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struct mv88e6xxx_mst {
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struct list_head node;
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refcount_t refcnt;
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struct net_device *br;
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u16 msti;
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struct mv88e6xxx_stu_entry stu;
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};
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struct mv88e6xxx_chip {
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const struct mv88e6xxx_info *info;
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/* Currently configured tagging protocol */
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enum dsa_tag_protocol tag_protocol;
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/* The dsa_switch this private structure is related to */
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struct dsa_switch *ds;
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/* The device this structure is associated to */
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struct device *dev;
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/* This mutex protects the access to the switch registers */
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struct mutex reg_lock;
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/* The MII bus and the address on the bus that is used to
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* communication with the switch
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*/
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const struct mv88e6xxx_bus_ops *smi_ops;
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struct mii_bus *bus;
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int sw_addr;
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/* Handles automatic disabling and re-enabling of the PHY
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* polling unit.
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*/
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const struct mv88e6xxx_bus_ops *phy_ops;
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struct mutex ppu_mutex;
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int ppu_disabled;
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struct work_struct ppu_work;
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struct timer_list ppu_timer;
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/* This mutex serialises access to the statistics unit.
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* Hold this mutex over snapshot + dump sequences.
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*/
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struct mutex stats_mutex;
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/* A switch may have a GPIO line tied to its reset pin. Parse
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* this from the device tree, and use it before performing
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* switch soft reset.
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*/
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struct gpio_desc *reset;
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/* set to size of eeprom if supported by the switch */
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u32 eeprom_len;
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/* List of mdio busses */
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struct list_head mdios;
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/* Policy Control List IDs and rules */
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struct idr policies;
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/* There can be two interrupt controllers, which are chained
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* off a GPIO as interrupt source
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*/
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struct mv88e6xxx_irq g1_irq;
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struct mv88e6xxx_irq g2_irq;
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int irq;
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char irq_name[64];
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int device_irq;
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char device_irq_name[64];
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int watchdog_irq;
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char watchdog_irq_name[64];
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int atu_prob_irq;
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char atu_prob_irq_name[64];
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int vtu_prob_irq;
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char vtu_prob_irq_name[64];
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struct kthread_worker *kworker;
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struct kthread_delayed_work irq_poll_work;
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/* GPIO resources */
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u8 gpio_data[2];
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/* This cyclecounter abstracts the switch PTP time.
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* reg_lock must be held for any operation that read()s.
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*/
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struct cyclecounter tstamp_cc;
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struct timecounter tstamp_tc;
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struct delayed_work overflow_work;
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struct ptp_clock *ptp_clock;
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struct ptp_clock_info ptp_clock_info;
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struct delayed_work tai_event_work;
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struct ptp_pin_desc pin_config[MV88E6XXX_MAX_GPIO];
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u16 trig_config;
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u16 evcap_config;
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u16 enable_count;
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/* Current ingress and egress monitor ports */
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int egress_dest_port;
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int ingress_dest_port;
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/* Per-port timestamping resources. */
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struct mv88e6xxx_port_hwtstamp port_hwtstamp[DSA_MAX_PORTS];
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/* Array of port structures. */
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struct mv88e6xxx_port ports[DSA_MAX_PORTS];
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/* devlink regions */
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struct devlink_region *regions[_MV88E6XXX_REGION_MAX];
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/* Bridge MST to SID mappings */
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struct list_head msts;
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};
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struct mv88e6xxx_bus_ops {
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int (*read)(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val);
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int (*write)(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val);
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int (*init)(struct mv88e6xxx_chip *chip);
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};
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struct mv88e6xxx_mdio_bus {
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struct mii_bus *bus;
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struct mv88e6xxx_chip *chip;
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struct list_head list;
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bool external;
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};
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struct mv88e6xxx_ops {
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/* Switch Setup Errata, called early in the switch setup to
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* allow any errata actions to be performed
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*/
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int (*setup_errata)(struct mv88e6xxx_chip *chip);
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int (*ieee_pri_map)(struct mv88e6xxx_chip *chip);
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int (*ip_pri_map)(struct mv88e6xxx_chip *chip);
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/* Ingress Rate Limit unit (IRL) operations */
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int (*irl_init_all)(struct mv88e6xxx_chip *chip, int port);
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int (*get_eeprom)(struct mv88e6xxx_chip *chip,
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struct ethtool_eeprom *eeprom, u8 *data);
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int (*set_eeprom)(struct mv88e6xxx_chip *chip,
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struct ethtool_eeprom *eeprom, u8 *data);
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int (*set_switch_mac)(struct mv88e6xxx_chip *chip, u8 *addr);
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int (*phy_read)(struct mv88e6xxx_chip *chip,
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struct mii_bus *bus,
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int addr, int reg, u16 *val);
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int (*phy_write)(struct mv88e6xxx_chip *chip,
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struct mii_bus *bus,
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int addr, int reg, u16 val);
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/* Priority Override Table operations */
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int (*pot_clear)(struct mv88e6xxx_chip *chip);
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/* PHY Polling Unit (PPU) operations */
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int (*ppu_enable)(struct mv88e6xxx_chip *chip);
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int (*ppu_disable)(struct mv88e6xxx_chip *chip);
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/* Switch Software Reset */
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int (*reset)(struct mv88e6xxx_chip *chip);
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/* RGMII Receive/Transmit Timing Control
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* Add delay on PHY_INTERFACE_MODE_RGMII_*ID, no delay otherwise.
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*/
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int (*port_set_rgmii_delay)(struct mv88e6xxx_chip *chip, int port,
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phy_interface_t mode);
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#define LINK_FORCED_DOWN 0
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#define LINK_FORCED_UP 1
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#define LINK_UNFORCED -2
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/* Port's MAC link state
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* Use LINK_FORCED_UP or LINK_FORCED_DOWN to force link up or down,
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* or LINK_UNFORCED for normal link detection.
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*/
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int (*port_set_link)(struct mv88e6xxx_chip *chip, int port, int link);
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/* Synchronise the port link state with that of the SERDES
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*/
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int (*port_sync_link)(struct mv88e6xxx_chip *chip, int port, unsigned int mode, bool isup);
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#define PAUSE_ON 1
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#define PAUSE_OFF 0
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/* Enable/disable sending Pause */
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int (*port_set_pause)(struct mv88e6xxx_chip *chip, int port,
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int pause);
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#define SPEED_MAX INT_MAX
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#define SPEED_UNFORCED -2
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#define DUPLEX_UNFORCED -2
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/* Port's MAC speed (in Mbps) and MAC duplex mode
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*
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* Depending on the chip, 10, 100, 200, 1000, 2500, 10000 are valid.
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* Use SPEED_UNFORCED for normal detection, SPEED_MAX for max value.
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*
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* Use DUPLEX_HALF or DUPLEX_FULL to force half or full duplex,
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* or DUPLEX_UNFORCED for normal duplex detection.
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*/
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int (*port_set_speed_duplex)(struct mv88e6xxx_chip *chip, int port,
|
|
int speed, int duplex);
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|
|
|
/* What interface mode should be used for maximum speed? */
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|
phy_interface_t (*port_max_speed_mode)(int port);
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|
|
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int (*port_tag_remap)(struct mv88e6xxx_chip *chip, int port);
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|
|
|
int (*port_set_policy)(struct mv88e6xxx_chip *chip, int port,
|
|
enum mv88e6xxx_policy_mapping mapping,
|
|
enum mv88e6xxx_policy_action action);
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|
|
|
int (*port_set_frame_mode)(struct mv88e6xxx_chip *chip, int port,
|
|
enum mv88e6xxx_frame_mode mode);
|
|
int (*port_set_ucast_flood)(struct mv88e6xxx_chip *chip, int port,
|
|
bool unicast);
|
|
int (*port_set_mcast_flood)(struct mv88e6xxx_chip *chip, int port,
|
|
bool multicast);
|
|
int (*port_set_ether_type)(struct mv88e6xxx_chip *chip, int port,
|
|
u16 etype);
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|
int (*port_set_jumbo_size)(struct mv88e6xxx_chip *chip, int port,
|
|
size_t size);
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|
|
|
int (*port_egress_rate_limiting)(struct mv88e6xxx_chip *chip, int port);
|
|
int (*port_pause_limit)(struct mv88e6xxx_chip *chip, int port, u8 in,
|
|
u8 out);
|
|
int (*port_disable_learn_limit)(struct mv88e6xxx_chip *chip, int port);
|
|
int (*port_disable_pri_override)(struct mv88e6xxx_chip *chip, int port);
|
|
int (*port_setup_message_port)(struct mv88e6xxx_chip *chip, int port);
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|
|
|
/* CMODE control what PHY mode the MAC will use, eg. SGMII, RGMII, etc.
|
|
* Some chips allow this to be configured on specific ports.
|
|
*/
|
|
int (*port_set_cmode)(struct mv88e6xxx_chip *chip, int port,
|
|
phy_interface_t mode);
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|
int (*port_get_cmode)(struct mv88e6xxx_chip *chip, int port, u8 *cmode);
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|
|
|
/* Some devices have a per port register indicating what is
|
|
* the upstream port this port should forward to.
|
|
*/
|
|
int (*port_set_upstream_port)(struct mv88e6xxx_chip *chip, int port,
|
|
int upstream_port);
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|
|
|
/* Snapshot the statistics for a port. The statistics can then
|
|
* be read back a leisure but still with a consistent view.
|
|
*/
|
|
int (*stats_snapshot)(struct mv88e6xxx_chip *chip, int port);
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|
|
|
/* Set the histogram mode for statistics, when the control registers
|
|
* are separated out of the STATS_OP register.
|
|
*/
|
|
int (*stats_set_histogram)(struct mv88e6xxx_chip *chip);
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|
|
|
/* Return the number of strings describing statistics */
|
|
int (*stats_get_sset_count)(struct mv88e6xxx_chip *chip);
|
|
int (*stats_get_strings)(struct mv88e6xxx_chip *chip, uint8_t *data);
|
|
int (*stats_get_stats)(struct mv88e6xxx_chip *chip, int port,
|
|
uint64_t *data);
|
|
int (*set_cpu_port)(struct mv88e6xxx_chip *chip, int port);
|
|
int (*set_egress_port)(struct mv88e6xxx_chip *chip,
|
|
enum mv88e6xxx_egress_direction direction,
|
|
int port);
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|
|
|
#define MV88E6XXX_CASCADE_PORT_NONE 0xe
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|
#define MV88E6XXX_CASCADE_PORT_MULTIPLE 0xf
|
|
|
|
int (*set_cascade_port)(struct mv88e6xxx_chip *chip, int port);
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|
|
|
const struct mv88e6xxx_irq_ops *watchdog_ops;
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|
|
|
int (*mgmt_rsvd2cpu)(struct mv88e6xxx_chip *chip);
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|
|
|
/* Power on/off a SERDES interface */
|
|
int (*serdes_power)(struct mv88e6xxx_chip *chip, int port, int lane,
|
|
bool up);
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|
|
|
/* SERDES lane mapping */
|
|
int (*serdes_get_lane)(struct mv88e6xxx_chip *chip, int port);
|
|
|
|
int (*serdes_pcs_get_state)(struct mv88e6xxx_chip *chip, int port,
|
|
int lane, struct phylink_link_state *state);
|
|
int (*serdes_pcs_config)(struct mv88e6xxx_chip *chip, int port,
|
|
int lane, unsigned int mode,
|
|
phy_interface_t interface,
|
|
const unsigned long *advertise);
|
|
int (*serdes_pcs_an_restart)(struct mv88e6xxx_chip *chip, int port,
|
|
int lane);
|
|
int (*serdes_pcs_link_up)(struct mv88e6xxx_chip *chip, int port,
|
|
int lane, int speed, int duplex);
|
|
|
|
/* SERDES interrupt handling */
|
|
unsigned int (*serdes_irq_mapping)(struct mv88e6xxx_chip *chip,
|
|
int port);
|
|
int (*serdes_irq_enable)(struct mv88e6xxx_chip *chip, int port, int lane,
|
|
bool enable);
|
|
irqreturn_t (*serdes_irq_status)(struct mv88e6xxx_chip *chip, int port,
|
|
int lane);
|
|
|
|
/* Statistics from the SERDES interface */
|
|
int (*serdes_get_sset_count)(struct mv88e6xxx_chip *chip, int port);
|
|
int (*serdes_get_strings)(struct mv88e6xxx_chip *chip, int port,
|
|
uint8_t *data);
|
|
int (*serdes_get_stats)(struct mv88e6xxx_chip *chip, int port,
|
|
uint64_t *data);
|
|
|
|
/* SERDES registers for ethtool */
|
|
int (*serdes_get_regs_len)(struct mv88e6xxx_chip *chip, int port);
|
|
void (*serdes_get_regs)(struct mv88e6xxx_chip *chip, int port,
|
|
void *_p);
|
|
|
|
/* SERDES SGMII/Fiber Output Amplitude */
|
|
int (*serdes_set_tx_amplitude)(struct mv88e6xxx_chip *chip, int port,
|
|
int val);
|
|
|
|
/* Address Translation Unit operations */
|
|
int (*atu_get_hash)(struct mv88e6xxx_chip *chip, u8 *hash);
|
|
int (*atu_set_hash)(struct mv88e6xxx_chip *chip, u8 hash);
|
|
|
|
/* VLAN Translation Unit operations */
|
|
int (*vtu_getnext)(struct mv88e6xxx_chip *chip,
|
|
struct mv88e6xxx_vtu_entry *entry);
|
|
int (*vtu_loadpurge)(struct mv88e6xxx_chip *chip,
|
|
struct mv88e6xxx_vtu_entry *entry);
|
|
|
|
/* Spanning Tree Unit operations */
|
|
int (*stu_getnext)(struct mv88e6xxx_chip *chip,
|
|
struct mv88e6xxx_stu_entry *entry);
|
|
int (*stu_loadpurge)(struct mv88e6xxx_chip *chip,
|
|
struct mv88e6xxx_stu_entry *entry);
|
|
|
|
/* GPIO operations */
|
|
const struct mv88e6xxx_gpio_ops *gpio_ops;
|
|
|
|
/* Interface to the AVB/PTP registers */
|
|
const struct mv88e6xxx_avb_ops *avb_ops;
|
|
|
|
/* Remote Management Unit operations */
|
|
int (*rmu_disable)(struct mv88e6xxx_chip *chip);
|
|
|
|
/* Precision Time Protocol operations */
|
|
const struct mv88e6xxx_ptp_ops *ptp_ops;
|
|
|
|
/* Phylink */
|
|
void (*phylink_get_caps)(struct mv88e6xxx_chip *chip, int port,
|
|
struct phylink_config *config);
|
|
|
|
/* Max Frame Size */
|
|
int (*set_max_frame_size)(struct mv88e6xxx_chip *chip, int mtu);
|
|
};
|
|
|
|
struct mv88e6xxx_irq_ops {
|
|
/* Action to be performed when the interrupt happens */
|
|
int (*irq_action)(struct mv88e6xxx_chip *chip, int irq);
|
|
/* Setup the hardware to generate the interrupt */
|
|
int (*irq_setup)(struct mv88e6xxx_chip *chip);
|
|
/* Reset the hardware to stop generating the interrupt */
|
|
void (*irq_free)(struct mv88e6xxx_chip *chip);
|
|
};
|
|
|
|
struct mv88e6xxx_gpio_ops {
|
|
/* Get/set data on GPIO pin */
|
|
int (*get_data)(struct mv88e6xxx_chip *chip, unsigned int pin);
|
|
int (*set_data)(struct mv88e6xxx_chip *chip, unsigned int pin,
|
|
int value);
|
|
|
|
/* get/set GPIO direction */
|
|
int (*get_dir)(struct mv88e6xxx_chip *chip, unsigned int pin);
|
|
int (*set_dir)(struct mv88e6xxx_chip *chip, unsigned int pin,
|
|
bool input);
|
|
|
|
/* get/set GPIO pin control */
|
|
int (*get_pctl)(struct mv88e6xxx_chip *chip, unsigned int pin,
|
|
int *func);
|
|
int (*set_pctl)(struct mv88e6xxx_chip *chip, unsigned int pin,
|
|
int func);
|
|
};
|
|
|
|
struct mv88e6xxx_avb_ops {
|
|
/* Access port-scoped Precision Time Protocol registers */
|
|
int (*port_ptp_read)(struct mv88e6xxx_chip *chip, int port, int addr,
|
|
u16 *data, int len);
|
|
int (*port_ptp_write)(struct mv88e6xxx_chip *chip, int port, int addr,
|
|
u16 data);
|
|
|
|
/* Access global Precision Time Protocol registers */
|
|
int (*ptp_read)(struct mv88e6xxx_chip *chip, int addr, u16 *data,
|
|
int len);
|
|
int (*ptp_write)(struct mv88e6xxx_chip *chip, int addr, u16 data);
|
|
|
|
/* Access global Time Application Interface registers */
|
|
int (*tai_read)(struct mv88e6xxx_chip *chip, int addr, u16 *data,
|
|
int len);
|
|
int (*tai_write)(struct mv88e6xxx_chip *chip, int addr, u16 data);
|
|
};
|
|
|
|
struct mv88e6xxx_ptp_ops {
|
|
u64 (*clock_read)(const struct cyclecounter *cc);
|
|
int (*ptp_enable)(struct ptp_clock_info *ptp,
|
|
struct ptp_clock_request *rq, int on);
|
|
int (*ptp_verify)(struct ptp_clock_info *ptp, unsigned int pin,
|
|
enum ptp_pin_function func, unsigned int chan);
|
|
void (*event_work)(struct work_struct *ugly);
|
|
int (*port_enable)(struct mv88e6xxx_chip *chip, int port);
|
|
int (*port_disable)(struct mv88e6xxx_chip *chip, int port);
|
|
int (*global_enable)(struct mv88e6xxx_chip *chip);
|
|
int (*global_disable)(struct mv88e6xxx_chip *chip);
|
|
int n_ext_ts;
|
|
int arr0_sts_reg;
|
|
int arr1_sts_reg;
|
|
int dep_sts_reg;
|
|
u32 rx_filters;
|
|
u32 cc_shift;
|
|
u32 cc_mult;
|
|
u32 cc_mult_num;
|
|
u32 cc_mult_dem;
|
|
};
|
|
|
|
#define STATS_TYPE_PORT BIT(0)
|
|
#define STATS_TYPE_BANK0 BIT(1)
|
|
#define STATS_TYPE_BANK1 BIT(2)
|
|
|
|
struct mv88e6xxx_hw_stat {
|
|
char string[ETH_GSTRING_LEN];
|
|
size_t size;
|
|
int reg;
|
|
int type;
|
|
};
|
|
|
|
static inline bool mv88e6xxx_has_stu(struct mv88e6xxx_chip *chip)
|
|
{
|
|
return chip->info->max_sid > 0 &&
|
|
chip->info->ops->stu_loadpurge &&
|
|
chip->info->ops->stu_getnext;
|
|
}
|
|
|
|
static inline bool mv88e6xxx_has_pvt(struct mv88e6xxx_chip *chip)
|
|
{
|
|
return chip->info->pvt;
|
|
}
|
|
|
|
static inline bool mv88e6xxx_has_lag(struct mv88e6xxx_chip *chip)
|
|
{
|
|
return !!chip->info->global2_addr;
|
|
}
|
|
|
|
static inline unsigned int mv88e6xxx_num_databases(struct mv88e6xxx_chip *chip)
|
|
{
|
|
return chip->info->num_databases;
|
|
}
|
|
|
|
static inline unsigned int mv88e6xxx_num_macs(struct mv88e6xxx_chip *chip)
|
|
{
|
|
return chip->info->num_macs;
|
|
}
|
|
|
|
static inline unsigned int mv88e6xxx_num_ports(struct mv88e6xxx_chip *chip)
|
|
{
|
|
return chip->info->num_ports;
|
|
}
|
|
|
|
static inline unsigned int mv88e6xxx_max_vid(struct mv88e6xxx_chip *chip)
|
|
{
|
|
return chip->info->max_vid;
|
|
}
|
|
|
|
static inline unsigned int mv88e6xxx_max_sid(struct mv88e6xxx_chip *chip)
|
|
{
|
|
return chip->info->max_sid;
|
|
}
|
|
|
|
static inline u16 mv88e6xxx_port_mask(struct mv88e6xxx_chip *chip)
|
|
{
|
|
return GENMASK((s32)mv88e6xxx_num_ports(chip) - 1, 0);
|
|
}
|
|
|
|
static inline unsigned int mv88e6xxx_num_gpio(struct mv88e6xxx_chip *chip)
|
|
{
|
|
return chip->info->num_gpio;
|
|
}
|
|
|
|
static inline bool mv88e6xxx_is_invalid_port(struct mv88e6xxx_chip *chip, int port)
|
|
{
|
|
return (chip->info->invalid_port_mask & BIT(port)) != 0;
|
|
}
|
|
|
|
int mv88e6xxx_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val);
|
|
int mv88e6xxx_write(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val);
|
|
int mv88e6xxx_wait_mask(struct mv88e6xxx_chip *chip, int addr, int reg,
|
|
u16 mask, u16 val);
|
|
int mv88e6xxx_wait_bit(struct mv88e6xxx_chip *chip, int addr, int reg,
|
|
int bit, int val);
|
|
struct mii_bus *mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip *chip);
|
|
|
|
static inline void mv88e6xxx_reg_lock(struct mv88e6xxx_chip *chip)
|
|
{
|
|
mutex_lock(&chip->reg_lock);
|
|
}
|
|
|
|
static inline void mv88e6xxx_reg_unlock(struct mv88e6xxx_chip *chip)
|
|
{
|
|
mutex_unlock(&chip->reg_lock);
|
|
}
|
|
|
|
int mv88e6xxx_fid_map(struct mv88e6xxx_chip *chip, unsigned long *bitmap);
|
|
|
|
#endif /* _MV88E6XXX_CHIP_H */
|