1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* Microchip Sparx5 Switch driver 3 * 4 * Copyright (c) 2021 Microchip Technology Inc. and its subsidiaries. 5 */ 6 7#ifndef __SPARX5_PORT_H__ 8#define __SPARX5_PORT_H__ 9 10#include "sparx5_main.h" 11 12/* Port PCP rewrite mode */ 13#define SPARX5_PORT_REW_TAG_CTRL_CLASSIFIED 0 14#define SPARX5_PORT_REW_TAG_CTRL_DEFAULT 1 15#define SPARX5_PORT_REW_TAG_CTRL_MAPPED 2 16 17/* Port DSCP rewrite mode */ 18#define SPARX5_PORT_REW_DSCP_NONE 0 19#define SPARX5_PORT_REW_DSCP_IF_ZERO 1 20#define SPARX5_PORT_REW_DSCP_SELECTED 2 21#define SPARX5_PORT_REW_DSCP_ALL 3 22 23static inline bool sparx5_port_is_2g5(int portno) 24{ 25 return portno >= 16 && portno <= 47; 26} 27 28static inline bool sparx5_port_is_5g(int portno) 29{ 30 return portno <= 11 || portno == 64; 31} 32 33static inline bool sparx5_port_is_10g(int portno) 34{ 35 return (portno >= 12 && portno <= 15) || (portno >= 48 && portno <= 55); 36} 37 38static inline bool sparx5_port_is_25g(int portno) 39{ 40 return portno >= 56 && portno <= 63; 41} 42 43static inline u32 sparx5_to_high_dev(int port) 44{ 45 if (sparx5_port_is_5g(port)) 46 return TARGET_DEV5G; 47 if (sparx5_port_is_10g(port)) 48 return TARGET_DEV10G; 49 return TARGET_DEV25G; 50} 51 52static inline u32 sparx5_to_pcs_dev(int port) 53{ 54 if (sparx5_port_is_5g(port)) 55 return TARGET_PCS5G_BR; 56 if (sparx5_port_is_10g(port)) 57 return TARGET_PCS10G_BR; 58 return TARGET_PCS25G_BR; 59} 60 61static inline int sparx5_port_dev_index(int port) 62{ 63 if (sparx5_port_is_2g5(port)) 64 return port; 65 if (sparx5_port_is_5g(port)) 66 return (port <= 11 ? port : 12); 67 if (sparx5_port_is_10g(port)) 68 return (port >= 12 && port <= 15) ? 69 port - 12 : port - 44; 70 return (port - 56); 71} 72 73int sparx5_port_init(struct sparx5 *sparx5, 74 struct sparx5_port *spx5_port, 75 struct sparx5_port_config *conf); 76 77int sparx5_port_config(struct sparx5 *sparx5, 78 struct sparx5_port *spx5_port, 79 struct sparx5_port_config *conf); 80 81int sparx5_port_pcs_set(struct sparx5 *sparx5, 82 struct sparx5_port *port, 83 struct sparx5_port_config *conf); 84 85int sparx5_serdes_set(struct sparx5 *sparx5, 86 struct sparx5_port *spx5_port, 87 struct sparx5_port_config *conf); 88 89struct sparx5_port_status { 90 bool link; 91 bool link_down; 92 int speed; 93 bool an_complete; 94 int duplex; 95 int pause; 96}; 97 98int sparx5_get_port_status(struct sparx5 *sparx5, 99 struct sparx5_port *port, 100 struct sparx5_port_status *status); 101 102void sparx5_port_enable(struct sparx5_port *port, bool enable); 103int sparx5_port_fwd_urg(struct sparx5 *sparx5, u32 speed); 104 105#define SPARX5_PORT_QOS_PCP_COUNT 8 106#define SPARX5_PORT_QOS_DEI_COUNT 8 107#define SPARX5_PORT_QOS_PCP_DEI_COUNT \ 108 (SPARX5_PORT_QOS_PCP_COUNT + SPARX5_PORT_QOS_DEI_COUNT) 109struct sparx5_port_qos_pcp_map { 110 u8 map[SPARX5_PORT_QOS_PCP_DEI_COUNT]; 111}; 112 113struct sparx5_port_qos_pcp_rewr_map { 114 u16 map[SPX5_PRIOS]; 115}; 116 117#define SPARX5_PORT_QOS_DP_NUM 4 118struct sparx5_port_qos_dscp_rewr_map { 119 u16 map[SPX5_PRIOS * SPARX5_PORT_QOS_DP_NUM]; 120}; 121 122#define SPARX5_PORT_QOS_DSCP_COUNT 64 123struct sparx5_port_qos_dscp_map { 124 u8 map[SPARX5_PORT_QOS_DSCP_COUNT]; 125}; 126 127struct sparx5_port_qos_pcp { 128 struct sparx5_port_qos_pcp_map map; 129 bool qos_enable; 130 bool dp_enable; 131}; 132 133struct sparx5_port_qos_pcp_rewr { 134 struct sparx5_port_qos_pcp_rewr_map map; 135 bool enable; 136}; 137 138struct sparx5_port_qos_dscp { 139 struct sparx5_port_qos_dscp_map map; 140 bool qos_enable; 141 bool dp_enable; 142}; 143 144struct sparx5_port_qos_dscp_rewr { 145 struct sparx5_port_qos_dscp_rewr_map map; 146 bool enable; 147}; 148 149struct sparx5_port_qos { 150 struct sparx5_port_qos_pcp pcp; 151 struct sparx5_port_qos_pcp_rewr pcp_rewr; 152 struct sparx5_port_qos_dscp dscp; 153 struct sparx5_port_qos_dscp_rewr dscp_rewr; 154 u8 default_prio; 155}; 156 157int sparx5_port_qos_set(struct sparx5_port *port, struct sparx5_port_qos *qos); 158 159int sparx5_port_qos_pcp_set(const struct sparx5_port *port, 160 struct sparx5_port_qos_pcp *qos); 161 162int sparx5_port_qos_pcp_rewr_set(const struct sparx5_port *port, 163 struct sparx5_port_qos_pcp_rewr *qos); 164 165int sparx5_port_qos_dscp_set(const struct sparx5_port *port, 166 struct sparx5_port_qos_dscp *qos); 167 168void sparx5_port_qos_dscp_rewr_mode_set(const struct sparx5_port *port, 169 int mode); 170 171int sparx5_port_qos_dscp_rewr_set(const struct sparx5_port *port, 172 struct sparx5_port_qos_dscp_rewr *qos); 173 174int sparx5_port_qos_default_set(const struct sparx5_port *port, 175 const struct sparx5_port_qos *qos); 176 177#endif /* __SPARX5_PORT_H__ */ 178