/* bnx2x_dcb.c: QLogic Everest network driver. * * Copyright 2009-2013 Broadcom Corporation * Copyright 2014 QLogic Corporation * All rights reserved * * Unless you and QLogic execute a separate written software license * agreement governing use of this software, this software is licensed to you * under the terms of the GNU General Public License version 2, available * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL"). * * Notwithstanding the above, under no circumstances may you combine this * software in any way with any other QLogic software provided under a * license other than the GPL, without QLogic's express prior written * consent. * * Maintained by: Ariel Elior <[email protected]> * Written by: Dmitry Kravkov * */ #define pr_fmt(fmt) … #include <linux/netdevice.h> #include <linux/types.h> #include <linux/errno.h> #include <linux/rtnetlink.h> #include <net/dcbnl.h> #include "bnx2x.h" #include "bnx2x_cmn.h" #include "bnx2x_dcb.h" /* forward declarations of dcbx related functions */ static void bnx2x_pfc_set_pfc(struct bnx2x *bp); static void bnx2x_dcbx_update_ets_params(struct bnx2x *bp); static void bnx2x_dcbx_get_ets_pri_pg_tbl(struct bnx2x *bp, u32 *set_configuration_ets_pg, u32 *pri_pg_tbl); static void bnx2x_dcbx_get_num_pg_traf_type(struct bnx2x *bp, u32 *pg_pri_orginal_spread, struct pg_help_data *help_data); static void bnx2x_dcbx_fill_cos_params(struct bnx2x *bp, struct pg_help_data *help_data, struct dcbx_ets_feature *ets, u32 *pg_pri_orginal_spread); static void bnx2x_dcbx_separate_pauseable_from_non(struct bnx2x *bp, struct cos_help_data *cos_data, u32 *pg_pri_orginal_spread, struct dcbx_ets_feature *ets); static void bnx2x_dcbx_fw_struct(struct bnx2x *bp, struct bnx2x_func_tx_start_params*); /* helpers: read/write len bytes from addr into buff by REG_RD/REG_WR */ static void bnx2x_read_data(struct bnx2x *bp, u32 *buff, u32 addr, u32 len) { … } static void bnx2x_write_data(struct bnx2x *bp, u32 *buff, u32 addr, u32 len) { … } static void bnx2x_pfc_set(struct bnx2x *bp) { … } static void bnx2x_pfc_clear(struct bnx2x *bp) { … } static void bnx2x_dump_dcbx_drv_param(struct bnx2x *bp, struct dcbx_features *features, u32 error) { … } static void bnx2x_dcbx_get_ap_priority(struct bnx2x *bp, u8 pri_bitmap, u8 llfc_traf_type) { … } static void bnx2x_dcbx_get_ap_feature(struct bnx2x *bp, struct dcbx_app_priority_feature *app, u32 error) { … } static void bnx2x_dcbx_get_ets_feature(struct bnx2x *bp, struct dcbx_ets_feature *ets, u32 error) { … } static void bnx2x_dcbx_get_pfc_feature(struct bnx2x *bp, struct dcbx_pfc_feature *pfc, u32 error) { … } /* maps unmapped priorities to to the same COS as L2 */ static void bnx2x_dcbx_map_nw(struct bnx2x *bp) { … } static void bnx2x_get_dcbx_drv_param(struct bnx2x *bp, struct dcbx_features *features, u32 error) { … } #define DCBX_LOCAL_MIB_MAX_TRY_READ … static int bnx2x_dcbx_read_mib(struct bnx2x *bp, u32 *base_mib_addr, u32 offset, int read_mib_type) { … } static void bnx2x_pfc_set_pfc(struct bnx2x *bp) { … } int bnx2x_dcbx_stop_hw_tx(struct bnx2x *bp) { … } int bnx2x_dcbx_resume_hw_tx(struct bnx2x *bp) { … } static void bnx2x_dcbx_2cos_limit_update_ets_config(struct bnx2x *bp) { … } /* * In E3B0 the configuration may have more than 2 COS. */ static void bnx2x_dcbx_update_ets_config(struct bnx2x *bp) { … } static void bnx2x_dcbx_update_ets_params(struct bnx2x *bp) { … } #ifdef BCM_DCBNL static int bnx2x_dcbx_read_shmem_remote_mib(struct bnx2x *bp) { … } #endif static int bnx2x_dcbx_read_shmem_neg_results(struct bnx2x *bp) { … } #ifdef BCM_DCBNL static inline u8 bnx2x_dcbx_dcbnl_app_up(struct dcbx_app_priority_entry *ent) { … } static inline u8 bnx2x_dcbx_dcbnl_app_idtype(struct dcbx_app_priority_entry *ent) { … } int bnx2x_dcbnl_update_applist(struct bnx2x *bp, bool delall) { … } #endif static inline void bnx2x_dcbx_update_tc_mapping(struct bnx2x *bp) { … } void bnx2x_dcbx_set_params(struct bnx2x *bp, u32 state) { … } #define LLDP_ADMIN_MIB_OFFSET(bp) … static void bnx2x_dcbx_admin_mib_updated_params(struct bnx2x *bp, u32 dcbx_lldp_params_offset) { … } void bnx2x_dcbx_set_state(struct bnx2x *bp, bool dcb_on, u32 dcbx_enabled) { … } void bnx2x_dcbx_init_params(struct bnx2x *bp) { … } void bnx2x_dcbx_init(struct bnx2x *bp, bool update_shmem) { … } static void bnx2x_dcbx_print_cos_params(struct bnx2x *bp, struct bnx2x_func_tx_start_params *pfc_fw_cfg) { … } /* fills help_data according to pg_info */ static void bnx2x_dcbx_get_num_pg_traf_type(struct bnx2x *bp, u32 *pg_pri_orginal_spread, struct pg_help_data *help_data) { … } static void bnx2x_dcbx_ets_disabled_entry_data(struct bnx2x *bp, struct cos_help_data *cos_data, u32 pri_join_mask) { … } static inline void bnx2x_dcbx_add_to_cos_bw(struct bnx2x *bp, struct cos_entry_help_data *data, u8 pg_bw) { … } static void bnx2x_dcbx_separate_pauseable_from_non(struct bnx2x *bp, struct cos_help_data *cos_data, u32 *pg_pri_orginal_spread, struct dcbx_ets_feature *ets) { … } #ifndef POWER_OF_2 #define POWER_OF_2(x) … #endif static void bnx2x_dcbx_2cos_limit_cee_single_pg_to_cos_params(struct bnx2x *bp, struct pg_help_data *pg_help_data, struct cos_help_data *cos_data, u32 pri_join_mask, u8 num_of_dif_pri) { … } static void bnx2x_dcbx_2cos_limit_cee_two_pg_to_cos_params( struct bnx2x *bp, struct pg_help_data *pg_help_data, struct dcbx_ets_feature *ets, struct cos_help_data *cos_data, u32 *pg_pri_orginal_spread, u32 pri_join_mask, u8 num_of_dif_pri) { … } static int bnx2x_dcbx_join_pgs( struct bnx2x *bp, struct dcbx_ets_feature *ets, struct pg_help_data *pg_help_data, u8 required_num_of_pg) { … } static void bnx2x_dcbx_2cos_limit_cee_three_pg_to_cos_params( struct bnx2x *bp, struct pg_help_data *pg_help_data, struct dcbx_ets_feature *ets, struct cos_help_data *cos_data, u32 *pg_pri_orginal_spread, u32 pri_join_mask, u8 num_of_dif_pri) { … } static void bnx2x_dcbx_2cos_limit_cee_fill_cos_params(struct bnx2x *bp, struct pg_help_data *help_data, struct dcbx_ets_feature *ets, struct cos_help_data *cos_data, u32 *pg_pri_orginal_spread, u32 pri_join_mask, u8 num_of_dif_pri) { … } static int bnx2x_dcbx_spread_strict_pri(struct bnx2x *bp, struct cos_help_data *cos_data, u8 entry, u8 num_spread_of_entries, u8 strict_app_pris) { … } static u8 bnx2x_dcbx_cee_fill_strict_pri(struct bnx2x *bp, struct cos_help_data *cos_data, u8 entry, u8 num_spread_of_entries, u8 strict_app_pris) { … } static void bnx2x_dcbx_cee_fill_cos_params(struct bnx2x *bp, struct pg_help_data *help_data, struct dcbx_ets_feature *ets, struct cos_help_data *cos_data, u32 pri_join_mask) { … } static void bnx2x_dcbx_fill_cos_params(struct bnx2x *bp, struct pg_help_data *help_data, struct dcbx_ets_feature *ets, u32 *pg_pri_orginal_spread) { … } static void bnx2x_dcbx_get_ets_pri_pg_tbl(struct bnx2x *bp, u32 *set_configuration_ets_pg, u32 *pri_pg_tbl) { … } static void bnx2x_dcbx_fw_struct(struct bnx2x *bp, struct bnx2x_func_tx_start_params *pfc_fw_cfg) { … } void bnx2x_dcbx_pmf_update(struct bnx2x *bp) { … } /* DCB netlink */ #ifdef BCM_DCBNL #define BNX2X_DCBX_CAPS … static inline bool bnx2x_dcbnl_set_valid(struct bnx2x *bp) { … } static u8 bnx2x_dcbnl_get_state(struct net_device *netdev) { … } static u8 bnx2x_dcbnl_set_state(struct net_device *netdev, u8 state) { … } static void bnx2x_dcbnl_get_perm_hw_addr(struct net_device *netdev, u8 *perm_addr) { … } static void bnx2x_dcbnl_set_pg_tccfg_tx(struct net_device *netdev, int prio, u8 prio_type, u8 pgid, u8 bw_pct, u8 up_map) { … } static void bnx2x_dcbnl_set_pg_bwgcfg_tx(struct net_device *netdev, int pgid, u8 bw_pct) { … } static void bnx2x_dcbnl_set_pg_tccfg_rx(struct net_device *netdev, int prio, u8 prio_type, u8 pgid, u8 bw_pct, u8 up_map) { … } static void bnx2x_dcbnl_set_pg_bwgcfg_rx(struct net_device *netdev, int pgid, u8 bw_pct) { … } static void bnx2x_dcbnl_get_pg_tccfg_tx(struct net_device *netdev, int prio, u8 *prio_type, u8 *pgid, u8 *bw_pct, u8 *up_map) { … } static void bnx2x_dcbnl_get_pg_bwgcfg_tx(struct net_device *netdev, int pgid, u8 *bw_pct) { … } static void bnx2x_dcbnl_get_pg_tccfg_rx(struct net_device *netdev, int prio, u8 *prio_type, u8 *pgid, u8 *bw_pct, u8 *up_map) { … } static void bnx2x_dcbnl_get_pg_bwgcfg_rx(struct net_device *netdev, int pgid, u8 *bw_pct) { … } static void bnx2x_dcbnl_set_pfc_cfg(struct net_device *netdev, int prio, u8 setting) { … } static void bnx2x_dcbnl_get_pfc_cfg(struct net_device *netdev, int prio, u8 *setting) { … } static u8 bnx2x_dcbnl_set_all(struct net_device *netdev) { … } static u8 bnx2x_dcbnl_get_cap(struct net_device *netdev, int capid, u8 *cap) { … } static int bnx2x_dcbnl_get_numtcs(struct net_device *netdev, int tcid, u8 *num) { … } static int bnx2x_dcbnl_set_numtcs(struct net_device *netdev, int tcid, u8 num) { … } static u8 bnx2x_dcbnl_get_pfc_state(struct net_device *netdev) { … } static void bnx2x_dcbnl_set_pfc_state(struct net_device *netdev, u8 state) { … } static void bnx2x_admin_app_set_ent( struct bnx2x_admin_priority_app_table *app_ent, u8 idtype, u16 idval, u8 up) { … } static bool bnx2x_admin_app_is_equal( struct bnx2x_admin_priority_app_table *app_ent, u8 idtype, u16 idval) { … } static int bnx2x_set_admin_app_up(struct bnx2x *bp, u8 idtype, u16 idval, u8 up) { … } static int bnx2x_dcbnl_set_app_up(struct net_device *netdev, u8 idtype, u16 idval, u8 up) { … } static u8 bnx2x_dcbnl_get_dcbx(struct net_device *netdev) { … } static u8 bnx2x_dcbnl_set_dcbx(struct net_device *netdev, u8 state) { … } static u8 bnx2x_dcbnl_get_featcfg(struct net_device *netdev, int featid, u8 *flags) { … } static u8 bnx2x_dcbnl_set_featcfg(struct net_device *netdev, int featid, u8 flags) { … } static int bnx2x_peer_appinfo(struct net_device *netdev, struct dcb_peer_app_info *info, u16* app_count) { … } static int bnx2x_peer_apptable(struct net_device *netdev, struct dcb_app *table) { … } static int bnx2x_cee_peer_getpg(struct net_device *netdev, struct cee_pg *pg) { … } static int bnx2x_cee_peer_getpfc(struct net_device *netdev, struct cee_pfc *pfc) { … } const struct dcbnl_rtnl_ops bnx2x_dcbnl_ops = …; #endif /* BCM_DCBNL */
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