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/* SPDX-License-Identifier: GPL-2.0+ */
/* Microchip Sparx5 Switch driver
*
* Copyright (c) 2021 Microchip Technology Inc. and its subsidiaries.
*/
#ifndef __SPARX5_PORT_H__
#define __SPARX5_PORT_H__
#include "sparx5_main.h"
/* Port PCP rewrite mode */
#define SPARX5_PORT_REW_TAG_CTRL_CLASSIFIED 0
#define SPARX5_PORT_REW_TAG_CTRL_DEFAULT 1
#define SPARX5_PORT_REW_TAG_CTRL_MAPPED 2
/* Port DSCP rewrite mode */
#define SPARX5_PORT_REW_DSCP_NONE 0
#define SPARX5_PORT_REW_DSCP_IF_ZERO 1
#define SPARX5_PORT_REW_DSCP_SELECTED 2
#define SPARX5_PORT_REW_DSCP_ALL 3
static inline bool sparx5_port_is_2g5(int portno)
{
return portno >= 16 && portno <= 47;
}
static inline bool sparx5_port_is_5g(int portno)
{
return portno <= 11 || portno == 64;
}
static inline bool sparx5_port_is_10g(int portno)
{
return (portno >= 12 && portno <= 15) || (portno >= 48 && portno <= 55);
}
static inline bool sparx5_port_is_25g(int portno)
{
return portno >= 56 && portno <= 63;
}
static inline u32 sparx5_to_high_dev(int port)
{
if (sparx5_port_is_5g(port))
return TARGET_DEV5G;
if (sparx5_port_is_10g(port))
return TARGET_DEV10G;
return TARGET_DEV25G;
}
static inline u32 sparx5_to_pcs_dev(int port)
{
if (sparx5_port_is_5g(port))
return TARGET_PCS5G_BR;
if (sparx5_port_is_10g(port))
return TARGET_PCS10G_BR;
return TARGET_PCS25G_BR;
}
static inline int sparx5_port_dev_index(int port)
{
if (sparx5_port_is_2g5(port))
return port;
if (sparx5_port_is_5g(port))
return (port <= 11 ? port : 12);
if (sparx5_port_is_10g(port))
return (port >= 12 && port <= 15) ?
port - 12 : port - 44;
return (port - 56);
}
int sparx5_port_init(struct sparx5 *sparx5,
struct sparx5_port *spx5_port,
struct sparx5_port_config *conf);
int sparx5_port_config(struct sparx5 *sparx5,
struct sparx5_port *spx5_port,
struct sparx5_port_config *conf);
int sparx5_port_pcs_set(struct sparx5 *sparx5,
struct sparx5_port *port,
struct sparx5_port_config *conf);
int sparx5_serdes_set(struct sparx5 *sparx5,
struct sparx5_port *spx5_port,
struct sparx5_port_config *conf);
struct sparx5_port_status {
bool link;
bool link_down;
int speed;
bool an_complete;
int duplex;
int pause;
};
int sparx5_get_port_status(struct sparx5 *sparx5,
struct sparx5_port *port,
struct sparx5_port_status *status);
void sparx5_port_enable(struct sparx5_port *port, bool enable);
int sparx5_port_fwd_urg(struct sparx5 *sparx5, u32 speed);
#define SPARX5_PORT_QOS_PCP_COUNT 8
#define SPARX5_PORT_QOS_DEI_COUNT 8
#define SPARX5_PORT_QOS_PCP_DEI_COUNT \
(SPARX5_PORT_QOS_PCP_COUNT + SPARX5_PORT_QOS_DEI_COUNT)
struct sparx5_port_qos_pcp_map {
u8 map[SPARX5_PORT_QOS_PCP_DEI_COUNT];
};
struct sparx5_port_qos_pcp_rewr_map {
u16 map[SPX5_PRIOS];
};
#define SPARX5_PORT_QOS_DP_NUM 4
struct sparx5_port_qos_dscp_rewr_map {
u16 map[SPX5_PRIOS * SPARX5_PORT_QOS_DP_NUM];
};
#define SPARX5_PORT_QOS_DSCP_COUNT 64
struct sparx5_port_qos_dscp_map {
u8 map[SPARX5_PORT_QOS_DSCP_COUNT];
};
struct sparx5_port_qos_pcp {
struct sparx5_port_qos_pcp_map map;
bool qos_enable;
bool dp_enable;
};
struct sparx5_port_qos_pcp_rewr {
struct sparx5_port_qos_pcp_rewr_map map;
bool enable;
};
struct sparx5_port_qos_dscp {
struct sparx5_port_qos_dscp_map map;
bool qos_enable;
bool dp_enable;
};
struct sparx5_port_qos_dscp_rewr {
struct sparx5_port_qos_dscp_rewr_map map;
bool enable;
};
struct sparx5_port_qos {
struct sparx5_port_qos_pcp pcp;
struct sparx5_port_qos_pcp_rewr pcp_rewr;
struct sparx5_port_qos_dscp dscp;
struct sparx5_port_qos_dscp_rewr dscp_rewr;
u8 default_prio;
};
int sparx5_port_qos_set(struct sparx5_port *port, struct sparx5_port_qos *qos);
int sparx5_port_qos_pcp_set(const struct sparx5_port *port,
struct sparx5_port_qos_pcp *qos);
int sparx5_port_qos_pcp_rewr_set(const struct sparx5_port *port,
struct sparx5_port_qos_pcp_rewr *qos);
int sparx5_port_qos_dscp_set(const struct sparx5_port *port,
struct sparx5_port_qos_dscp *qos);
void sparx5_port_qos_dscp_rewr_mode_set(const struct sparx5_port *port,
int mode);
int sparx5_port_qos_dscp_rewr_set(const struct sparx5_port *port,
struct sparx5_port_qos_dscp_rewr *qos);
int sparx5_port_qos_default_set(const struct sparx5_port *port,
const struct sparx5_port_qos *qos);
#endif /* __SPARX5_PORT_H__ */
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