/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013-2014 Chelsio Communications. All rights reserved. * * Written by Anish Bhatt ([email protected]) */ #ifndef __CXGB4_DCB_H #define __CXGB4_DCB_H #include <linux/netdevice.h> #include <linux/dcbnl.h> #include <net/dcbnl.h> #ifdef CONFIG_CHELSIO_T4_DCB #define CXGB4_DCBX_FW_SUPPORT … #define CXGB4_DCBX_HOST_SUPPORT … #define CXGB4_MAX_PRIORITY … #define CXGB4_MAX_TCS … #define INIT_PORT_DCB_CMD(__pcmd, __port, __op, __action) … #define INIT_PORT_DCB_READ_PEER_CMD(__pcmd, __port) … #define INIT_PORT_DCB_READ_LOCAL_CMD(__pcmd, __port) … #define INIT_PORT_DCB_READ_SYNC_CMD(__pcmd, __port) … #define INIT_PORT_DCB_WRITE_CMD(__pcmd, __port) … #define IEEE_FAUX_SYNC(__dev, __dcb) … /* States we can be in for a port's Data Center Bridging. */ enum cxgb4_dcb_state { … }; /* Data Center Bridging state input for the Finite State Machine. */ enum cxgb4_dcb_state_input { … }; /* Firmware DCB messages that we've received so far ... */ enum cxgb4_dcb_fw_msgs { … }; #define CXGB4_MAX_DCBX_APP_SUPPORTED … /* Data Center Bridging support; */ struct port_dcb_info { … }; void cxgb4_dcb_state_init(struct net_device *); void cxgb4_dcb_version_init(struct net_device *); void cxgb4_dcb_reset(struct net_device *dev); void cxgb4_dcb_state_fsm(struct net_device *, enum cxgb4_dcb_state_input); void cxgb4_dcb_handle_fw_update(struct adapter *, const struct fw_port_cmd *); extern const struct dcbnl_rtnl_ops cxgb4_dcb_ops; static inline __u8 bitswap_1(unsigned char val) { … } extern const char * const dcb_ver_array[]; #define CXGB4_DCB_ENABLED … #else /* !CONFIG_CHELSIO_T4_DCB */ static inline void cxgb4_dcb_state_init(struct net_device *dev) { } #define CXGB4_DCB_ENABLED … #endif /* !CONFIG_CHELSIO_T4_DCB */ #endif /* __CXGB4_DCB_H */
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