1255736Sdavidch/*- 2265411Sdavidcs * Copyright (c) 2007-2014 QLogic Corporation. All rights reserved. 3255736Sdavidch * 4255736Sdavidch * Redistribution and use in source and binary forms, with or without 5255736Sdavidch * modification, are permitted provided that the following conditions 6255736Sdavidch * are met: 7255736Sdavidch * 8255736Sdavidch * 1. Redistributions of source code must retain the above copyright 9255736Sdavidch * notice, this list of conditions and the following disclaimer. 10255736Sdavidch * 2. Redistributions in binary form must reproduce the above copyright 11255736Sdavidch * notice, this list of conditions and the following disclaimer in the 12255736Sdavidch * documentation and/or other materials provided with the distribution. 13255736Sdavidch * 14255736Sdavidch * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS' 15255736Sdavidch * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16255736Sdavidch * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17255736Sdavidch * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 18255736Sdavidch * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 19255736Sdavidch * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 20255736Sdavidch * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 21255736Sdavidch * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 22255736Sdavidch * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 23255736Sdavidch * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 24255736Sdavidch * THE POSSIBILITY OF SUCH DAMAGE. 25255736Sdavidch */ 26255736Sdavidch 27255736Sdavidch#include <sys/cdefs.h> 28255736Sdavidch__FBSDID("$FreeBSD: releng/11.0/sys/dev/bxe/bxe_dcb.h 265411 2014-05-06 02:32:27Z davidcs $"); 29255736Sdavidch 30255736Sdavidch#ifndef BXE_DCB_H 31255736Sdavidch#define BXE_DCB_H 32255736Sdavidch 33255736Sdavidch#define LLFC_DRIVER_TRAFFIC_TYPE_MAX 3 /* NW, iSCSI, FCoE */ 34255736Sdavidchstruct bxe_dcbx_app_params { 35255736Sdavidch uint32_t enabled; 36255736Sdavidch uint32_t traffic_type_priority[LLFC_DRIVER_TRAFFIC_TYPE_MAX]; 37255736Sdavidch}; 38255736Sdavidch 39255736Sdavidch#define DCBX_COS_MAX_NUM_E2 DCBX_E2E3_MAX_NUM_COS 40255736Sdavidch/* bxe currently limits numbers of supported COSes to 3 to be extended to 6 */ 41255736Sdavidch#define BXE_MAX_COS_SUPPORT 3 42255736Sdavidch#define DCBX_COS_MAX_NUM_E3B0 BXE_MAX_COS_SUPPORT 43255736Sdavidch#define DCBX_COS_MAX_NUM BXE_MAX_COS_SUPPORT 44255736Sdavidch 45255736Sdavidchstruct bxe_dcbx_cos_params { 46255736Sdavidch uint32_t bw_tbl; 47255736Sdavidch uint32_t pri_bitmask; 48255736Sdavidch /* 49255736Sdavidch * strict priority: valid values are 0..5; 0 is highest priority. 50255736Sdavidch * There can't be two COSes with the same priority. 51255736Sdavidch */ 52255736Sdavidch uint8_t strict; 53255736Sdavidch#define BXE_DCBX_STRICT_INVALID DCBX_COS_MAX_NUM 54255736Sdavidch#define BXE_DCBX_STRICT_COS_HIGHEST 0 55255736Sdavidch#define BXE_DCBX_STRICT_COS_NEXT_LOWER_PRI(sp) ((sp) + 1) 56255736Sdavidch uint8_t pauseable; 57255736Sdavidch}; 58255736Sdavidch 59255736Sdavidchstruct bxe_dcbx_pg_params { 60255736Sdavidch uint32_t enabled; 61255736Sdavidch uint8_t num_of_cos; /* valid COS entries */ 62255736Sdavidch struct bxe_dcbx_cos_params cos_params[DCBX_COS_MAX_NUM]; 63255736Sdavidch}; 64255736Sdavidch 65255736Sdavidchstruct bxe_dcbx_pfc_params { 66255736Sdavidch uint32_t enabled; 67255736Sdavidch uint32_t priority_non_pauseable_mask; 68255736Sdavidch}; 69255736Sdavidch 70255736Sdavidchstruct bxe_dcbx_port_params { 71255736Sdavidch struct bxe_dcbx_pfc_params pfc; 72255736Sdavidch struct bxe_dcbx_pg_params ets; 73255736Sdavidch struct bxe_dcbx_app_params app; 74255736Sdavidch}; 75255736Sdavidch 76255736Sdavidch#define BXE_DCBX_CONFIG_INV_VALUE (0xFFFFFFFF) 77255736Sdavidch#define BXE_DCBX_OVERWRITE_SETTINGS_DISABLE 0 78255736Sdavidch#define BXE_DCBX_OVERWRITE_SETTINGS_ENABLE 1 79255736Sdavidch#define BXE_DCBX_OVERWRITE_SETTINGS_INVALID (BXE_DCBX_CONFIG_INV_VALUE) 80255736Sdavidch#define BXE_IS_ETS_ENABLED(sc) \ 81255736Sdavidch ((sc)->dcb_state == BXE_DCB_STATE_ON && \ 82255736Sdavidch (sc)->dcbx_port_params.ets.enabled) 83255736Sdavidch 84255736Sdavidchstruct bxe_config_lldp_params { 85255736Sdavidch uint32_t overwrite_settings; 86255736Sdavidch uint32_t msg_tx_hold; 87255736Sdavidch uint32_t msg_fast_tx; 88255736Sdavidch uint32_t tx_credit_max; 89255736Sdavidch uint32_t msg_tx_interval; 90255736Sdavidch uint32_t tx_fast; 91255736Sdavidch}; 92255736Sdavidch 93255736Sdavidchstruct bxe_lldp_params_get { 94255736Sdavidch uint32_t ver_num; 95255736Sdavidch#define LLDP_PARAMS_VER_NUM 2 96255736Sdavidch struct bxe_config_lldp_params config_lldp_params; 97255736Sdavidch /* The reserved field should follow in case the struct above will increase*/ 98255736Sdavidch uint32_t _reserved[20]; 99255736Sdavidch uint32_t admin_status; 100255736Sdavidch#define LLDP_TX_ONLY 0x01 101255736Sdavidch#define LLDP_RX_ONLY 0x02 102255736Sdavidch#define LLDP_TX_RX 0x03 103255736Sdavidch#define LLDP_DISABLED 0x04 104255736Sdavidch uint32_t remote_chassis_id[REM_CHASSIS_ID_STAT_LEN]; 105255736Sdavidch uint32_t remote_port_id[REM_PORT_ID_STAT_LEN]; 106255736Sdavidch uint32_t local_chassis_id[LOCAL_CHASSIS_ID_STAT_LEN]; 107255736Sdavidch uint32_t local_port_id[LOCAL_PORT_ID_STAT_LEN]; 108255736Sdavidch}; 109255736Sdavidch 110255736Sdavidchstruct bxe_admin_priority_app_table { 111255736Sdavidch uint32_t valid; 112255736Sdavidch uint32_t priority; 113255736Sdavidch#define INVALID_TRAFFIC_TYPE_PRIORITY (0xFFFFFFFF) 114255736Sdavidch uint32_t traffic_type; 115255736Sdavidch#define TRAFFIC_TYPE_ETH 0 116255736Sdavidch#define TRAFFIC_TYPE_PORT 1 117255736Sdavidch uint32_t app_id; 118255736Sdavidch}; 119255736Sdavidch 120255736Sdavidch#define DCBX_CONFIG_MAX_APP_PROTOCOL 4 121255736Sdavidchstruct bxe_config_dcbx_params { 122255736Sdavidch uint32_t overwrite_settings; 123255736Sdavidch uint32_t admin_dcbx_version; 124255736Sdavidch uint32_t admin_ets_enable; 125255736Sdavidch uint32_t admin_pfc_enable; 126255736Sdavidch uint32_t admin_tc_supported_tx_enable; 127255736Sdavidch uint32_t admin_ets_configuration_tx_enable; 128255736Sdavidch uint32_t admin_ets_recommendation_tx_enable; 129255736Sdavidch uint32_t admin_pfc_tx_enable; 130255736Sdavidch uint32_t admin_application_priority_tx_enable; 131255736Sdavidch uint32_t admin_ets_willing; 132255736Sdavidch uint32_t admin_ets_reco_valid; 133255736Sdavidch uint32_t admin_pfc_willing; 134255736Sdavidch uint32_t admin_app_priority_willing; 135255736Sdavidch uint32_t admin_configuration_bw_precentage[8]; 136255736Sdavidch uint32_t admin_configuration_ets_pg[8]; 137255736Sdavidch uint32_t admin_recommendation_bw_precentage[8]; 138255736Sdavidch uint32_t admin_recommendation_ets_pg[8]; 139255736Sdavidch uint32_t admin_pfc_bitmap; 140255736Sdavidch struct bxe_admin_priority_app_table 141255736Sdavidch admin_priority_app_table[DCBX_CONFIG_MAX_APP_PROTOCOL]; 142255736Sdavidch uint32_t admin_default_priority; 143255736Sdavidch}; 144255736Sdavidch 145255736Sdavidch//#define DCBX_PARAMS_VER_NUM 3 /* XXX conflict with common_uif.h */ 146255736Sdavidchstruct bxe_dcbx_params_get { 147255736Sdavidch uint32_t ver_num; 148255736Sdavidch uint32_t dcb_state; 149255736Sdavidch uint32_t dcbx_enabled; 150255736Sdavidch struct bxe_config_dcbx_params config_dcbx_params; 151255736Sdavidch /* The reserved field should follow in case the struct above will increase*/ 152255736Sdavidch uint32_t _reserved[19]; 153255736Sdavidch 154255736Sdavidch uint32_t dcb_current_state; 155255736Sdavidch#define BXE_DCBX_CURRENT_STATE_IS_SYNC (1 << 0) 156255736Sdavidch#define BXE_PFC_IS_CURRENTLY_OPERATIONAL (1 << 1) 157255736Sdavidch#define BXE_ETS_IS_CURRENTLY_OPERATIONAL (1 << 2) 158255736Sdavidch#define BXE_PRIORITY_TAGGING_IS_CURRENTLY_OPERATIONAL (1 << 3) 159255736Sdavidch 160255736Sdavidch uint32_t local_tc_supported; 161255736Sdavidch uint32_t local_pfc_caps; 162255736Sdavidch uint32_t remote_tc_supported; 163255736Sdavidch uint32_t remote_pfc_cap; 164255736Sdavidch uint32_t remote_ets_willing; 165255736Sdavidch uint32_t remote_ets_reco_valid; 166255736Sdavidch uint32_t remote_pfc_willing; 167255736Sdavidch uint32_t remote_app_priority_willing; 168255736Sdavidch uint32_t remote_configuration_bw_precentage[8]; 169255736Sdavidch uint32_t remote_configuration_ets_pg[8]; 170255736Sdavidch uint32_t remote_recommendation_bw_precentage[8]; 171255736Sdavidch uint32_t remote_recommendation_ets_pg[8]; 172255736Sdavidch uint32_t remote_pfc_bitmap; 173255736Sdavidch struct bxe_admin_priority_app_table 174255736Sdavidch remote_priority_app_table[DCBX_MAX_APP_PROTOCOL]; 175255736Sdavidch uint32_t local_ets_enable; 176255736Sdavidch uint32_t local_pfc_enable; 177255736Sdavidch uint32_t local_configuration_bw_precentage[8]; 178255736Sdavidch uint32_t local_configuration_ets_pg[8]; 179255736Sdavidch uint32_t local_pfc_bitmap; 180255736Sdavidch struct bxe_admin_priority_app_table 181255736Sdavidch local_priority_app_table[DCBX_MAX_APP_PROTOCOL]; 182255736Sdavidch uint32_t pfc_mismatch; 183255736Sdavidch uint32_t priority_app_mismatch; 184255736Sdavidch uint32_t dcbx_frames_sent; 185255736Sdavidch uint32_t dcbx_frames_received; 186255736Sdavidch uint32_t pfc_frames_sent[2]; 187255736Sdavidch uint32_t pfc_frames_received[2]; 188255736Sdavidch}; 189255736Sdavidch 190255736Sdavidchstruct bxe_dcbx_params_set { 191255736Sdavidch uint32_t ver_num; 192255736Sdavidch uint32_t dcb_state; 193255736Sdavidch uint32_t dcbx_enabled; 194255736Sdavidch struct bxe_config_dcbx_params config_dcbx_params; 195255736Sdavidch}; 196255736Sdavidch 197255736Sdavidch#define GET_FLAGS(flags, bits) ((flags) & (bits)) 198255736Sdavidch#define SET_FLAGS(flags, bits) ((flags) |= (bits)) 199255736Sdavidch#define RESET_FLAGS(flags, bits) ((flags) &= ~(bits)) 200255736Sdavidch 201255736Sdavidchenum { 202255736Sdavidch DCBX_READ_LOCAL_MIB, 203255736Sdavidch DCBX_READ_REMOTE_MIB 204255736Sdavidch}; 205255736Sdavidch 206255736Sdavidch#define ETH_TYPE_FCOE (0x8906) 207255736Sdavidch#define TCP_PORT_ISCSI (0xCBC) 208255736Sdavidch 209255736Sdavidch#define PFC_VALUE_FRAME_SIZE (512) 210255736Sdavidch#define PFC_QUANTA_IN_NANOSEC_FROM_SPEED_MEGA(mega_speed) \ 211255736Sdavidch ((1000 * PFC_VALUE_FRAME_SIZE)/(mega_speed)) 212255736Sdavidch 213255736Sdavidch#define PFC_BRB1_REG_HIGH_LLFC_LOW_THRESHOLD 130 214255736Sdavidch#define PFC_BRB1_REG_HIGH_LLFC_HIGH_THRESHOLD 170 215255736Sdavidch 216255736Sdavidchstruct cos_entry_help_data { 217255736Sdavidch uint32_t pri_join_mask; 218255736Sdavidch uint32_t cos_bw; 219255736Sdavidch uint8_t strict; 220255736Sdavidch uint8_t pausable; 221255736Sdavidch}; 222255736Sdavidch 223255736Sdavidchstruct cos_help_data { 224255736Sdavidch struct cos_entry_help_data data[DCBX_COS_MAX_NUM]; 225255736Sdavidch uint8_t num_of_cos; 226255736Sdavidch}; 227255736Sdavidch 228255736Sdavidch#define DCBX_ILLEGAL_PG (0xFF) 229255736Sdavidch#define DCBX_PFC_PRI_MASK (0xFF) 230255736Sdavidch#define DCBX_STRICT_PRIORITY (15) 231255736Sdavidch#define DCBX_INVALID_COS_BW (0xFFFFFFFF) 232255736Sdavidch#define DCBX_PFC_PRI_NON_PAUSE_MASK(sc) \ 233255736Sdavidch ((sc)->dcbx_port_params.pfc.priority_non_pauseable_mask) 234255736Sdavidch#define DCBX_PFC_PRI_PAUSE_MASK(sc) \ 235255736Sdavidch ((uint8_t)~DCBX_PFC_PRI_NON_PAUSE_MASK(sc)) 236255736Sdavidch#define DCBX_PFC_PRI_GET_PAUSE(sc, pg_pri) \ 237255736Sdavidch ((pg_pri) & (DCBX_PFC_PRI_PAUSE_MASK(sc))) 238255736Sdavidch#define DCBX_PFC_PRI_GET_NON_PAUSE(sc, pg_pri) \ 239255736Sdavidch (DCBX_PFC_PRI_NON_PAUSE_MASK(sc) & (pg_pri)) 240255736Sdavidch#define DCBX_IS_PFC_PRI_SOME_PAUSE(sc, pg_pri) \ 241255736Sdavidch (0 != DCBX_PFC_PRI_GET_PAUSE(sc, pg_pri)) 242255736Sdavidch#define IS_DCBX_PFC_PRI_ONLY_PAUSE(sc, pg_pri) \ 243255736Sdavidch (pg_pri == DCBX_PFC_PRI_GET_PAUSE((sc), (pg_pri))) 244255736Sdavidch#define IS_DCBX_PFC_PRI_ONLY_NON_PAUSE(sc, pg_pri) \ 245255736Sdavidch ((pg_pri) == DCBX_PFC_PRI_GET_NON_PAUSE((sc), (pg_pri))) 246255736Sdavidch#define IS_DCBX_PFC_PRI_MIX_PAUSE(sc, pg_pri) \ 247255736Sdavidch (!(IS_DCBX_PFC_PRI_ONLY_NON_PAUSE((sc), (pg_pri)) || \ 248255736Sdavidch IS_DCBX_PFC_PRI_ONLY_PAUSE((sc), (pg_pri)))) 249255736Sdavidch 250255736Sdavidchstruct pg_entry_help_data { 251255736Sdavidch uint8_t num_of_dif_pri; 252255736Sdavidch uint8_t pg; 253255736Sdavidch uint32_t pg_priority; 254255736Sdavidch}; 255255736Sdavidch 256255736Sdavidchstruct pg_help_data { 257255736Sdavidch struct pg_entry_help_data data[LLFC_DRIVER_TRAFFIC_TYPE_MAX]; 258255736Sdavidch uint8_t num_of_pg; 259255736Sdavidch}; 260255736Sdavidch 261255736Sdavidch/* forward DCB/PFC related declarations */ 262255736Sdavidchstruct bxe_softc; 263255736Sdavidch/* void bxe_dcbx_update(struct work_struct *work); */ 264255736Sdavidchvoid bxe_dcbx_init_params(struct bxe_softc *sc); 265255736Sdavidchvoid bxe_dcbx_set_state(struct bxe_softc *sc, uint8_t dcb_on, uint32_t dcbx_enabled); 266255736Sdavidchint bxe_dcb_get_lldp_params_ioctl(struct bxe_softc *sc, void *uaddr); 267255736Sdavidchint bxe_dcb_get_dcbx_params_ioctl(struct bxe_softc *sc, void *uaddr); 268255736Sdavidchint bxe_dcb_set_dcbx_params_ioctl(struct bxe_softc *sc, void *uaddr); 269255736Sdavidch 270255736Sdavidchenum { 271255736Sdavidch BXE_DCBX_STATE_NEG_RECEIVED = 0x1, 272255736Sdavidch BXE_DCBX_STATE_TX_PAUSED, 273255736Sdavidch BXE_DCBX_STATE_TX_RELEASED 274255736Sdavidch}; 275255736Sdavidch 276255736Sdavidchvoid bxe_dcbx_set_params(struct bxe_softc *sc, uint32_t state); 277255736Sdavidchvoid bxe_dcbx_pmf_update(struct bxe_softc *sc); 278255736Sdavidch 279255736Sdavidch#endif /* BXE_DCB_H */ 280255736Sdavidch 281