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/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
/* QLogic qed NIC Driver
* Copyright (c) 2015-2017 QLogic Corporation
* Copyright (c) 2019-2020 Marvell International Ltd.
*/
#ifndef _QED_DCBX_H
#define _QED_DCBX_H
#include <linux/types.h>
#include <linux/slab.h>
#include "qed.h"
#include "qed_hsi.h"
#include "qed_hw.h"
#include "qed_mcp.h"
#include "qed_reg_addr.h"
#define DCBX_CONFIG_MAX_APP_PROTOCOL 4
enum qed_mib_read_type {
QED_DCBX_OPERATIONAL_MIB,
QED_DCBX_REMOTE_MIB,
QED_DCBX_LOCAL_MIB,
QED_DCBX_REMOTE_LLDP_MIB,
QED_DCBX_LOCAL_LLDP_MIB
};
struct qed_dcbx_app_data {
bool enable; /* DCB enabled */
u8 update; /* Update indication */
u8 priority; /* Priority */
u8 tc; /* Traffic Class */
bool dont_add_vlan0; /* Do not insert a vlan tag with id 0 */
};
#define QED_DCBX_VERSION_DISABLED 0
#define QED_DCBX_VERSION_IEEE 1
#define QED_DCBX_VERSION_CEE 2
struct qed_dcbx_set {
#define QED_DCBX_OVERRIDE_STATE BIT(0)
#define QED_DCBX_OVERRIDE_PFC_CFG BIT(1)
#define QED_DCBX_OVERRIDE_ETS_CFG BIT(2)
#define QED_DCBX_OVERRIDE_APP_CFG BIT(3)
#define QED_DCBX_OVERRIDE_DSCP_CFG BIT(4)
u32 override_flags;
bool enabled;
struct qed_dcbx_admin_params config;
u32 ver_num;
};
struct qed_dcbx_results {
bool dcbx_enabled;
u8 pf_id;
struct qed_dcbx_app_data arr[DCBX_MAX_PROTOCOL_TYPE];
};
struct qed_dcbx_app_metadata {
enum dcbx_protocol_type id;
char *name;
enum qed_pci_personality personality;
};
struct qed_dcbx_info {
struct lldp_status_params_s lldp_remote[LLDP_MAX_LLDP_AGENTS];
struct lldp_config_params_s lldp_local[LLDP_MAX_LLDP_AGENTS];
struct dcbx_local_params local_admin;
struct qed_dcbx_results results;
struct dcbx_mib operational;
struct dcbx_mib remote;
struct qed_dcbx_set set;
struct qed_dcbx_get get;
u8 dcbx_cap;
};
struct qed_dcbx_mib_meta_data {
struct lldp_config_params_s *lldp_local;
struct lldp_status_params_s *lldp_remote;
struct dcbx_local_params *local_admin;
struct dcbx_mib *mib;
size_t size;
u32 addr;
};
extern const struct qed_eth_dcbnl_ops qed_dcbnl_ops_pass;
#ifdef CONFIG_DCB
int qed_dcbx_get_config_params(struct qed_hwfn *p_hwfn,
struct qed_dcbx_set *params);
int qed_dcbx_config_params(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
struct qed_dcbx_set *params, bool hw_commit);
#endif
/* QED local interface routines */
int
qed_dcbx_mib_update_event(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
enum qed_mib_read_type type);
int qed_dcbx_info_alloc(struct qed_hwfn *p_hwfn);
void qed_dcbx_info_free(struct qed_hwfn *p_hwfn);
void qed_dcbx_set_pf_update_params(struct qed_dcbx_results *p_src,
struct pf_update_ramrod_data *p_dest);
#define QED_DCBX_DEFAULT_TC 0
u8 qed_dcbx_get_priority_tc(struct qed_hwfn *p_hwfn, u8 pri);
#endif
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