1 /*******************************************************************************
3 Copyright (c) 2013 - 2015, Intel Corporation
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are met:
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13 notice, this list of conditions and the following disclaimer in the
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18 this software without specific prior written permission.
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21 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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32 ***************************************************************************/
37 #include "i40e_type.h"
39 #define I40E_DCBX_OFFLOAD_DISABLED 0
40 #define I40E_DCBX_OFFLOAD_ENABLED 1
42 #define I40E_DCBX_STATUS_NOT_STARTED 0
43 #define I40E_DCBX_STATUS_IN_PROGRESS 1
44 #define I40E_DCBX_STATUS_DONE 2
45 #define I40E_DCBX_STATUS_MULTIPLE_PEERS 3
46 #define I40E_DCBX_STATUS_DISABLED 7
48 #define I40E_TLV_TYPE_END 0
49 #define I40E_TLV_TYPE_ORG 127
51 #define I40E_IEEE_8021QAZ_OUI 0x0080C2
52 #define I40E_IEEE_SUBTYPE_ETS_CFG 9
53 #define I40E_IEEE_SUBTYPE_ETS_REC 10
54 #define I40E_IEEE_SUBTYPE_PFC_CFG 11
55 #define I40E_IEEE_SUBTYPE_APP_PRI 12
57 #define I40E_CEE_DCBX_OUI 0x001b21
58 #define I40E_CEE_DCBX_TYPE 2
60 #define I40E_CEE_SUBTYPE_CTRL 1
61 #define I40E_CEE_SUBTYPE_PG_CFG 2
62 #define I40E_CEE_SUBTYPE_PFC_CFG 3
63 #define I40E_CEE_SUBTYPE_APP_PRI 4
65 #define I40E_CEE_MAX_FEAT_TYPE 3
66 #define I40E_LLDP_ADMINSTATUS_DISABLED 0
67 #define I40E_LLDP_ADMINSTATUS_ENABLED_RX 1
68 #define I40E_LLDP_ADMINSTATUS_ENABLED_TX 2
69 #define I40E_LLDP_ADMINSTATUS_ENABLED_RXTX 3
71 /* Defines for LLDP TLV header */
72 #define I40E_LLDP_MIB_HLEN 14
73 #define I40E_LLDP_TLV_LEN_SHIFT 0
74 #define I40E_LLDP_TLV_LEN_MASK (0x01FF << I40E_LLDP_TLV_LEN_SHIFT)
75 #define I40E_LLDP_TLV_TYPE_SHIFT 9
76 #define I40E_LLDP_TLV_TYPE_MASK (0x7F << I40E_LLDP_TLV_TYPE_SHIFT)
77 #define I40E_LLDP_TLV_SUBTYPE_SHIFT 0
78 #define I40E_LLDP_TLV_SUBTYPE_MASK (0xFF << I40E_LLDP_TLV_SUBTYPE_SHIFT)
79 #define I40E_LLDP_TLV_OUI_SHIFT 8
80 #define I40E_LLDP_TLV_OUI_MASK (0xFFFFFF << I40E_LLDP_TLV_OUI_SHIFT)
82 /* Defines for IEEE ETS TLV */
83 #define I40E_IEEE_ETS_MAXTC_SHIFT 0
84 #define I40E_IEEE_ETS_MAXTC_MASK (0x7 << I40E_IEEE_ETS_MAXTC_SHIFT)
85 #define I40E_IEEE_ETS_CBS_SHIFT 6
86 #define I40E_IEEE_ETS_CBS_MASK BIT(I40E_IEEE_ETS_CBS_SHIFT)
87 #define I40E_IEEE_ETS_WILLING_SHIFT 7
88 #define I40E_IEEE_ETS_WILLING_MASK BIT(I40E_IEEE_ETS_WILLING_SHIFT)
89 #define I40E_IEEE_ETS_PRIO_0_SHIFT 0
90 #define I40E_IEEE_ETS_PRIO_0_MASK (0x7 << I40E_IEEE_ETS_PRIO_0_SHIFT)
91 #define I40E_IEEE_ETS_PRIO_1_SHIFT 4
92 #define I40E_IEEE_ETS_PRIO_1_MASK (0x7 << I40E_IEEE_ETS_PRIO_1_SHIFT)
93 #define I40E_CEE_PGID_PRIO_0_SHIFT 0
94 #define I40E_CEE_PGID_PRIO_0_MASK (0xF << I40E_CEE_PGID_PRIO_0_SHIFT)
95 #define I40E_CEE_PGID_PRIO_1_SHIFT 4
96 #define I40E_CEE_PGID_PRIO_1_MASK (0xF << I40E_CEE_PGID_PRIO_1_SHIFT)
97 #define I40E_CEE_PGID_STRICT 15
99 /* Defines for IEEE TSA types */
100 #define I40E_IEEE_TSA_STRICT 0
101 #define I40E_IEEE_TSA_CBS 1
102 #define I40E_IEEE_TSA_ETS 2
103 #define I40E_IEEE_TSA_VENDOR 255
105 /* Defines for IEEE PFC TLV */
106 #define I40E_IEEE_PFC_CAP_SHIFT 0
107 #define I40E_IEEE_PFC_CAP_MASK (0xF << I40E_IEEE_PFC_CAP_SHIFT)
108 #define I40E_IEEE_PFC_MBC_SHIFT 6
109 #define I40E_IEEE_PFC_MBC_MASK BIT(I40E_IEEE_PFC_MBC_SHIFT)
110 #define I40E_IEEE_PFC_WILLING_SHIFT 7
111 #define I40E_IEEE_PFC_WILLING_MASK BIT(I40E_IEEE_PFC_WILLING_SHIFT)
113 /* Defines for IEEE APP TLV */
114 #define I40E_IEEE_APP_SEL_SHIFT 0
115 #define I40E_IEEE_APP_SEL_MASK (0x7 << I40E_IEEE_APP_SEL_SHIFT)
116 #define I40E_IEEE_APP_PRIO_SHIFT 5
117 #define I40E_IEEE_APP_PRIO_MASK (0x7 << I40E_IEEE_APP_PRIO_SHIFT)
119 /* TLV definitions for preparing MIB */
120 #define I40E_TLV_ID_CHASSIS_ID 0
121 #define I40E_TLV_ID_PORT_ID 1
122 #define I40E_TLV_ID_TIME_TO_LIVE 2
123 #define I40E_IEEE_TLV_ID_ETS_CFG 3
124 #define I40E_IEEE_TLV_ID_ETS_REC 4
125 #define I40E_IEEE_TLV_ID_PFC_CFG 5
126 #define I40E_IEEE_TLV_ID_APP_PRI 6
127 #define I40E_TLV_ID_END_OF_LLDPPDU 7
128 #define I40E_TLV_ID_START I40E_IEEE_TLV_ID_ETS_CFG
130 #define I40E_IEEE_ETS_TLV_LENGTH 25
131 #define I40E_IEEE_PFC_TLV_LENGTH 6
132 #define I40E_IEEE_APP_TLV_LENGTH 11
136 /* IEEE 802.1AB LLDP TLV structure */
137 struct i40e_lldp_generic_tlv {
142 /* IEEE 802.1AB LLDP Organization specific TLV */
143 struct i40e_lldp_org_tlv {
149 struct i40e_cee_tlv_hdr {
155 struct i40e_cee_ctrl_tlv {
156 struct i40e_cee_tlv_hdr hdr;
161 struct i40e_cee_feat_tlv {
162 struct i40e_cee_tlv_hdr hdr;
163 u8 en_will_err; /* Bits: |En|Will|Err|Reserved(5)| */
164 #define I40E_CEE_FEAT_TLV_ENABLE_MASK 0x80
165 #define I40E_CEE_FEAT_TLV_WILLING_MASK 0x40
166 #define I40E_CEE_FEAT_TLV_ERR_MASK 0x20
171 struct i40e_cee_app_prio {
173 u8 upper_oui_sel; /* Bits: |Upper OUI(6)|Selector(2)| */
174 #define I40E_CEE_APP_SELECTOR_MASK 0x03
181 * TODO: The below structures related LLDP/DCBX variables
182 * and statistics are defined but need to find how to get
183 * the required information from the Firmware to use them
186 /* IEEE 802.1AB LLDP Agent Statistics */
187 struct i40e_lldp_stats {
188 u64 remtablelastchangetime;
194 u64 rxframesdiscarded;
195 u64 rxportframeerrors;
196 u64 rxportframestotal;
197 u64 rxporttlvsdiscardedtotal;
198 u64 rxporttlvsunrecognizedtotal;
199 u64 remtoomanyneighbors;
202 /* IEEE 802.1Qaz DCBX variables */
203 struct i40e_dcbx_variables {
204 u32 defmaxtrafficclasses;
205 u32 defprioritytcmapping;
207 u32 deftsaassignment;
210 enum i40e_status_code i40e_get_dcbx_status(struct i40e_hw *hw,
212 enum i40e_status_code i40e_lldp_to_dcb_config(u8 *lldpmib,
213 struct i40e_dcbx_config *dcbcfg);
214 enum i40e_status_code i40e_aq_get_dcb_config(struct i40e_hw *hw, u8 mib_type,
216 struct i40e_dcbx_config *dcbcfg);
217 enum i40e_status_code i40e_get_dcb_config(struct i40e_hw *hw);
218 enum i40e_status_code i40e_init_dcb(struct i40e_hw *hw);
219 enum i40e_status_code i40e_set_dcb_config(struct i40e_hw *hw);
220 enum i40e_status_code i40e_dcb_config_to_lldp(u8 *lldpmib, u16 *miblen,
221 struct i40e_dcbx_config *dcbcfg);
223 #endif /* _I40E_DCB_H_ */