1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2021 Intel Corporation
9 #include "ice_common.h"
11 #define ICE_DCBX_OFFLOAD_DIS 0
12 #define ICE_DCBX_OFFLOAD_ENABLED 1
14 #define ICE_DCBX_STATUS_NOT_STARTED 0
15 #define ICE_DCBX_STATUS_IN_PROGRESS 1
16 #define ICE_DCBX_STATUS_DONE 2
17 #define ICE_DCBX_STATUS_MULTIPLE_PEERS 3
18 #define ICE_DCBX_STATUS_DIS 7
20 #define ICE_TLV_TYPE_END 0
21 #define ICE_TLV_TYPE_ORG 127
23 #define ICE_IEEE_8021QAZ_OUI 0x0080C2
24 #define ICE_IEEE_SUBTYPE_ETS_CFG 9
25 #define ICE_IEEE_SUBTYPE_ETS_REC 10
26 #define ICE_IEEE_SUBTYPE_PFC_CFG 11
27 #define ICE_IEEE_SUBTYPE_APP_PRI 12
29 #define ICE_CEE_DCBX_OUI 0x001B21
30 #define ICE_CEE_DCBX_TYPE 2
32 #define ICE_DSCP_OUI 0xFFFFFF
33 #define ICE_DSCP_SUBTYPE_DSCP2UP 0x41
34 #define ICE_DSCP_SUBTYPE_ENFORCE 0x42
35 #define ICE_DSCP_SUBTYPE_TCBW 0x43
36 #define ICE_DSCP_SUBTYPE_PFC 0x44
37 #define ICE_DSCP_IPV6_OFFSET 80
39 #define ICE_CEE_SUBTYPE_CTRL 1
40 #define ICE_CEE_SUBTYPE_PG_CFG 2
41 #define ICE_CEE_SUBTYPE_PFC_CFG 3
42 #define ICE_CEE_SUBTYPE_APP_PRI 4
44 #define ICE_CEE_MAX_FEAT_TYPE 3
45 #define ICE_LLDP_ADMINSTATUS_DIS 0
46 #define ICE_LLDP_ADMINSTATUS_ENA_RX 1
47 #define ICE_LLDP_ADMINSTATUS_ENA_TX 2
48 #define ICE_LLDP_ADMINSTATUS_ENA_RXTX 3
50 /* Defines for LLDP TLV header */
51 #define ICE_LLDP_TLV_LEN_S 0
52 #define ICE_LLDP_TLV_LEN_M (0x01FF << ICE_LLDP_TLV_LEN_S)
53 #define ICE_LLDP_TLV_TYPE_S 9
54 #define ICE_LLDP_TLV_TYPE_M (0x7F << ICE_LLDP_TLV_TYPE_S)
55 #define ICE_LLDP_TLV_SUBTYPE_S 0
56 #define ICE_LLDP_TLV_SUBTYPE_M (0xFF << ICE_LLDP_TLV_SUBTYPE_S)
57 #define ICE_LLDP_TLV_OUI_S 8
58 #define ICE_LLDP_TLV_OUI_M (0xFFFFFFUL << ICE_LLDP_TLV_OUI_S)
60 /* Defines for IEEE ETS TLV */
61 #define ICE_IEEE_ETS_MAXTC_S 0
62 #define ICE_IEEE_ETS_MAXTC_M (0x7 << ICE_IEEE_ETS_MAXTC_S)
63 #define ICE_IEEE_ETS_CBS_S 6
64 #define ICE_IEEE_ETS_CBS_M BIT(ICE_IEEE_ETS_CBS_S)
65 #define ICE_IEEE_ETS_WILLING_S 7
66 #define ICE_IEEE_ETS_WILLING_M BIT(ICE_IEEE_ETS_WILLING_S)
67 #define ICE_IEEE_ETS_PRIO_0_S 0
68 #define ICE_IEEE_ETS_PRIO_0_M (0x7 << ICE_IEEE_ETS_PRIO_0_S)
69 #define ICE_IEEE_ETS_PRIO_1_S 4
70 #define ICE_IEEE_ETS_PRIO_1_M (0x7 << ICE_IEEE_ETS_PRIO_1_S)
71 #define ICE_CEE_PGID_PRIO_0_S 0
72 #define ICE_CEE_PGID_PRIO_0_M (0xF << ICE_CEE_PGID_PRIO_0_S)
73 #define ICE_CEE_PGID_PRIO_1_S 4
74 #define ICE_CEE_PGID_PRIO_1_M (0xF << ICE_CEE_PGID_PRIO_1_S)
75 #define ICE_CEE_PGID_STRICT 15
77 /* Defines for IEEE TSA types */
78 #define ICE_IEEE_TSA_STRICT 0
79 #define ICE_IEEE_TSA_CBS 1
80 #define ICE_IEEE_TSA_ETS 2
81 #define ICE_IEEE_TSA_VENDOR 255
83 /* Defines for IEEE PFC TLV */
84 #define ICE_IEEE_PFC_CAP_S 0
85 #define ICE_IEEE_PFC_CAP_M (0xF << ICE_IEEE_PFC_CAP_S)
86 #define ICE_IEEE_PFC_MBC_S 6
87 #define ICE_IEEE_PFC_MBC_M BIT(ICE_IEEE_PFC_MBC_S)
88 #define ICE_IEEE_PFC_WILLING_S 7
89 #define ICE_IEEE_PFC_WILLING_M BIT(ICE_IEEE_PFC_WILLING_S)
91 /* Defines for IEEE APP TLV */
92 #define ICE_IEEE_APP_SEL_S 0
93 #define ICE_IEEE_APP_SEL_M (0x7 << ICE_IEEE_APP_SEL_S)
94 #define ICE_IEEE_APP_PRIO_S 5
95 #define ICE_IEEE_APP_PRIO_M (0x7 << ICE_IEEE_APP_PRIO_S)
97 /* TLV definitions for preparing MIB */
98 #define ICE_TLV_ID_CHASSIS_ID 0
99 #define ICE_TLV_ID_PORT_ID 1
100 #define ICE_TLV_ID_TIME_TO_LIVE 2
101 #define ICE_IEEE_TLV_ID_ETS_CFG 3
102 #define ICE_IEEE_TLV_ID_ETS_REC 4
103 #define ICE_IEEE_TLV_ID_PFC_CFG 5
104 #define ICE_IEEE_TLV_ID_APP_PRI 6
105 #define ICE_TLV_ID_END_OF_LLDPPDU 7
106 #define ICE_TLV_ID_START ICE_IEEE_TLV_ID_ETS_CFG
107 #define ICE_TLV_ID_DSCP_UP 3
108 #define ICE_TLV_ID_DSCP_ENF 4
109 #define ICE_TLV_ID_DSCP_TC_BW 5
110 #define ICE_TLV_ID_DSCP_TO_PFC 6
112 #define ICE_IEEE_ETS_TLV_LEN 25
113 #define ICE_IEEE_PFC_TLV_LEN 6
114 #define ICE_IEEE_APP_TLV_LEN 11
116 #define ICE_DSCP_UP_TLV_LEN 148
117 #define ICE_DSCP_ENF_TLV_LEN 132
118 #define ICE_DSCP_TC_BW_TLV_LEN 25
119 #define ICE_DSCP_PFC_TLV_LEN 6
122 /* IEEE 802.1AB LLDP Organization specific TLV */
123 struct ice_lldp_org_tlv {
126 u8 tlvinfo[STRUCT_HACK_VAR_LEN];
130 struct ice_cee_tlv_hdr {
136 struct ice_cee_ctrl_tlv {
137 struct ice_cee_tlv_hdr hdr;
142 struct ice_cee_feat_tlv {
143 struct ice_cee_tlv_hdr hdr;
144 u8 en_will_err; /* Bits: |En|Will|Err|Reserved(5)| */
145 #define ICE_CEE_FEAT_TLV_ENA_M 0x80
146 #define ICE_CEE_FEAT_TLV_WILLING_M 0x40
147 #define ICE_CEE_FEAT_TLV_ERR_M 0x20
149 u8 tlvinfo[STRUCT_HACK_VAR_LEN];
153 struct ice_cee_app_prio {
155 u8 upper_oui_sel; /* Bits: |Upper OUI(6)|Selector(2)| */
156 #define ICE_CEE_APP_SELECTOR_M 0x03
162 /* TODO: The below structures related LLDP/DCBX variables
163 * and statistics are defined but need to find how to get
164 * the required information from the Firmware to use them
167 /* IEEE 802.1AB LLDP Agent Statistics */
168 struct ice_lldp_stats {
169 u64 remtablelastchangetime;
175 u64 rxframesdiscarded;
176 u64 rxportframeerrors;
177 u64 rxportframestotal;
178 u64 rxporttlvsdiscardedtotal;
179 u64 rxporttlvsunrecognizedtotal;
180 u64 remtoomanyneighbors;
183 /* IEEE 802.1Qaz DCBX variables */
184 struct ice_dcbx_variables {
185 u32 defmaxtrafficclasses;
186 u32 defprioritytcmapping;
188 u32 deftsaassignment;
192 ice_aq_get_lldp_mib(struct ice_hw *hw, u8 bridge_type, u8 mib_type, void *buf,
193 u16 buf_size, u16 *local_len, u16 *remote_len,
194 struct ice_sq_cd *cd);
196 ice_aq_get_cee_dcb_cfg(struct ice_hw *hw,
197 struct ice_aqc_get_cee_dcb_cfg_resp *buff,
198 struct ice_sq_cd *cd);
200 ice_aq_set_pfc_mode(struct ice_hw *hw, u8 pfc_mode, struct ice_sq_cd *cd);
201 enum ice_status ice_lldp_to_dcb_cfg(u8 *lldpmib, struct ice_dcbx_cfg *dcbcfg);
202 u8 ice_get_dcbx_status(struct ice_hw *hw);
204 ice_aq_get_dcb_cfg(struct ice_hw *hw, u8 mib_type, u8 bridgetype,
205 struct ice_dcbx_cfg *dcbcfg);
206 enum ice_status ice_get_dcb_cfg(struct ice_port_info *pi);
207 enum ice_status ice_set_dcb_cfg(struct ice_port_info *pi);
208 enum ice_status ice_init_dcb(struct ice_hw *hw, bool enable_mib_change);
209 void ice_dcb_cfg_to_lldp(u8 *lldpmib, u16 *miblen, struct ice_dcbx_cfg *dcbcfg);
211 ice_query_port_ets(struct ice_port_info *pi,
212 struct ice_aqc_port_ets_elem *buf, u16 buf_size,
213 struct ice_sq_cd *cmd_details);
215 ice_aq_query_port_ets(struct ice_port_info *pi,
216 struct ice_aqc_port_ets_elem *buf, u16 buf_size,
217 struct ice_sq_cd *cd);
219 ice_update_port_tc_tree_cfg(struct ice_port_info *pi,
220 struct ice_aqc_port_ets_elem *buf);
222 ice_aq_stop_lldp(struct ice_hw *hw, bool shutdown_lldp_agent, bool persist,
223 struct ice_sq_cd *cd);
225 ice_aq_start_lldp(struct ice_hw *hw, bool persist, struct ice_sq_cd *cd);
227 ice_aq_start_stop_dcbx(struct ice_hw *hw, bool start_dcbx_agent,
228 bool *dcbx_agent_status, struct ice_sq_cd *cd);
229 enum ice_status ice_cfg_lldp_mib_change(struct ice_hw *hw, bool ena_mib);
231 ice_aq_cfg_lldp_mib_change(struct ice_hw *hw, bool ena_update,
232 struct ice_sq_cd *cd);
233 #endif /* _ICE_DCB_H_ */