1 /* QLogic qed NIC Driver
2 * Copyright (c) 2015-2017 QLogic Corporation
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and /or other materials
21 * provided with the distribution.
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
35 #include <linux/types.h>
36 #include <linux/slab.h>
41 #include "qed_reg_addr.h"
43 #define DCBX_CONFIG_MAX_APP_PROTOCOL 4
45 enum qed_mib_read_type {
46 QED_DCBX_OPERATIONAL_MIB,
49 QED_DCBX_REMOTE_LLDP_MIB,
50 QED_DCBX_LOCAL_LLDP_MIB
53 struct qed_dcbx_app_data {
54 bool enable; /* DCB enabled */
55 u8 update; /* Update indication */
56 u8 priority; /* Priority */
57 u8 tc; /* Traffic Class */
60 #define QED_DCBX_VERSION_DISABLED 0
61 #define QED_DCBX_VERSION_IEEE 1
62 #define QED_DCBX_VERSION_CEE 2
65 #define QED_DCBX_OVERRIDE_STATE BIT(0)
66 #define QED_DCBX_OVERRIDE_PFC_CFG BIT(1)
67 #define QED_DCBX_OVERRIDE_ETS_CFG BIT(2)
68 #define QED_DCBX_OVERRIDE_APP_CFG BIT(3)
69 #define QED_DCBX_OVERRIDE_DSCP_CFG BIT(4)
72 struct qed_dcbx_admin_params config;
76 struct qed_dcbx_results {
79 struct qed_dcbx_app_data arr[DCBX_MAX_PROTOCOL_TYPE];
82 struct qed_dcbx_app_metadata {
83 enum dcbx_protocol_type id;
85 enum qed_pci_personality personality;
88 struct qed_dcbx_info {
89 struct lldp_status_params_s lldp_remote[LLDP_MAX_LLDP_AGENTS];
90 struct lldp_config_params_s lldp_local[LLDP_MAX_LLDP_AGENTS];
91 struct dcbx_local_params local_admin;
92 struct qed_dcbx_results results;
93 struct dcbx_mib operational;
94 struct dcbx_mib remote;
95 struct qed_dcbx_set set;
96 struct qed_dcbx_get get;
100 struct qed_dcbx_mib_meta_data {
101 struct lldp_config_params_s *lldp_local;
102 struct lldp_status_params_s *lldp_remote;
103 struct dcbx_local_params *local_admin;
104 struct dcbx_mib *mib;
110 int qed_dcbx_get_config_params(struct qed_hwfn *, struct qed_dcbx_set *);
112 int qed_dcbx_config_params(struct qed_hwfn *,
113 struct qed_ptt *, struct qed_dcbx_set *, bool);
116 /* QED local interface routines */
118 qed_dcbx_mib_update_event(struct qed_hwfn *,
119 struct qed_ptt *, enum qed_mib_read_type);
121 int qed_dcbx_info_alloc(struct qed_hwfn *p_hwfn);
122 void qed_dcbx_info_free(struct qed_hwfn *p_hwfn);
123 void qed_dcbx_set_pf_update_params(struct qed_dcbx_results *p_src,
124 struct pf_update_ramrod_data *p_dest);