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1/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */2/* QLogic qed NIC Driver3 * Copyright (c) 2015-2017 QLogic Corporation4 * Copyright (c) 2019-2020 Marvell International Ltd.5 */6 7#ifndef _QED_DCBX_H8#define _QED_DCBX_H9#include <linux/types.h>10#include <linux/slab.h>11#include "qed.h"12#include "qed_hsi.h"13#include "qed_hw.h"14#include "qed_mcp.h"15#include "qed_reg_addr.h"16 17#define DCBX_CONFIG_MAX_APP_PROTOCOL 418 19enum qed_mib_read_type {20 QED_DCBX_OPERATIONAL_MIB,21 QED_DCBX_REMOTE_MIB,22 QED_DCBX_LOCAL_MIB,23 QED_DCBX_REMOTE_LLDP_MIB,24 QED_DCBX_LOCAL_LLDP_MIB25};26 27struct qed_dcbx_app_data {28 bool enable; /* DCB enabled */29 u8 update; /* Update indication */30 u8 priority; /* Priority */31 u8 tc; /* Traffic Class */32 bool dont_add_vlan0; /* Do not insert a vlan tag with id 0 */33};34 35#define QED_DCBX_VERSION_DISABLED 036#define QED_DCBX_VERSION_IEEE 137#define QED_DCBX_VERSION_CEE 238 39struct qed_dcbx_set {40#define QED_DCBX_OVERRIDE_STATE BIT(0)41#define QED_DCBX_OVERRIDE_PFC_CFG BIT(1)42#define QED_DCBX_OVERRIDE_ETS_CFG BIT(2)43#define QED_DCBX_OVERRIDE_APP_CFG BIT(3)44#define QED_DCBX_OVERRIDE_DSCP_CFG BIT(4)45 u32 override_flags;46 bool enabled;47 struct qed_dcbx_admin_params config;48 u32 ver_num;49};50 51struct qed_dcbx_results {52 bool dcbx_enabled;53 u8 pf_id;54 struct qed_dcbx_app_data arr[DCBX_MAX_PROTOCOL_TYPE];55};56 57struct qed_dcbx_app_metadata {58 enum dcbx_protocol_type id;59 char *name;60 enum qed_pci_personality personality;61};62 63struct qed_dcbx_info {64 struct lldp_status_params_s lldp_remote[LLDP_MAX_LLDP_AGENTS];65 struct lldp_config_params_s lldp_local[LLDP_MAX_LLDP_AGENTS];66 struct dcbx_local_params local_admin;67 struct qed_dcbx_results results;68 struct dcbx_mib operational;69 struct dcbx_mib remote;70 struct qed_dcbx_set set;71 struct qed_dcbx_get get;72 u8 dcbx_cap;73};74 75struct qed_dcbx_mib_meta_data {76 struct lldp_config_params_s *lldp_local;77 struct lldp_status_params_s *lldp_remote;78 struct dcbx_local_params *local_admin;79 struct dcbx_mib *mib;80 size_t size;81 u32 addr;82};83 84extern const struct qed_eth_dcbnl_ops qed_dcbnl_ops_pass;85 86#ifdef CONFIG_DCB87int qed_dcbx_get_config_params(struct qed_hwfn *p_hwfn,88 struct qed_dcbx_set *params);89 90int qed_dcbx_config_params(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,91 struct qed_dcbx_set *params, bool hw_commit);92#endif93 94/* QED local interface routines */95int96qed_dcbx_mib_update_event(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,97 enum qed_mib_read_type type);98 99int qed_dcbx_info_alloc(struct qed_hwfn *p_hwfn);100void qed_dcbx_info_free(struct qed_hwfn *p_hwfn);101void qed_dcbx_set_pf_update_params(struct qed_dcbx_results *p_src,102 struct pf_update_ramrod_data *p_dest);103 104#define QED_DCBX_DEFAULT_TC 0105 106u8 qed_dcbx_get_priority_tc(struct qed_hwfn *p_hwfn, u8 pri);107#endif108