1 /* Intel(R) Ethernet Switch Host Interface Driver
2 * Copyright(c) 2013 - 2016 Intel Corporation.
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 * The full GNU General Public License is included in this distribution in
14 * the file called "COPYING".
16 * Contact Information:
17 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
18 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
24 /* forward declaration */
25 struct fm10k_msg_data;
27 #include "fm10k_type.h"
29 /* Message / Argument header format
31 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
32 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
33 * | Length | Flags | Type / ID |
34 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
36 * The message header format described here is used for messages that are
37 * passed between the PF and the VF. To allow for messages larger then
38 * mailbox size we will provide a message with the above header and it
39 * will be segmented and transported to the mailbox to the other side where
40 * it is reassembled. It contains the following fields:
41 * Length: Length of the message in bytes excluding the message header
43 * Type/ID: These will be the message/argument types we pass
45 /* message data header */
46 #define FM10K_TLV_ID_SHIFT 0
47 #define FM10K_TLV_ID_SIZE 16
48 #define FM10K_TLV_ID_MASK ((1u << FM10K_TLV_ID_SIZE) - 1)
49 #define FM10K_TLV_FLAGS_SHIFT 16
50 #define FM10K_TLV_FLAGS_MSG 0x1
51 #define FM10K_TLV_FLAGS_SIZE 4
52 #define FM10K_TLV_LEN_SHIFT 20
53 #define FM10K_TLV_LEN_SIZE 12
55 #define FM10K_TLV_HDR_LEN 4ul
56 #define FM10K_TLV_LEN_ALIGN_MASK \
57 ((FM10K_TLV_HDR_LEN - 1) << FM10K_TLV_LEN_SHIFT)
58 #define FM10K_TLV_LEN_ALIGN(tlv) \
59 (((tlv) + FM10K_TLV_LEN_ALIGN_MASK) & ~FM10K_TLV_LEN_ALIGN_MASK)
60 #define FM10K_TLV_DWORD_LEN(tlv) \
61 ((u16)((FM10K_TLV_LEN_ALIGN(tlv)) >> (FM10K_TLV_LEN_SHIFT + 2)) + 1)
63 #define FM10K_TLV_RESULTS_MAX 32
66 FM10K_TLV_NULL_STRING,
76 #define FM10K_TLV_ERROR (~0u)
78 struct fm10k_tlv_attr {
80 enum fm10k_tlv_type type;
84 #define FM10K_TLV_ATTR_NULL_STRING(id, len) { id, FM10K_TLV_NULL_STRING, len }
85 #define FM10K_TLV_ATTR_MAC_ADDR(id) { id, FM10K_TLV_MAC_ADDR, 6 }
86 #define FM10K_TLV_ATTR_BOOL(id) { id, FM10K_TLV_BOOL, 0 }
87 #define FM10K_TLV_ATTR_U8(id) { id, FM10K_TLV_UNSIGNED, 1 }
88 #define FM10K_TLV_ATTR_U16(id) { id, FM10K_TLV_UNSIGNED, 2 }
89 #define FM10K_TLV_ATTR_U32(id) { id, FM10K_TLV_UNSIGNED, 4 }
90 #define FM10K_TLV_ATTR_U64(id) { id, FM10K_TLV_UNSIGNED, 8 }
91 #define FM10K_TLV_ATTR_S8(id) { id, FM10K_TLV_SIGNED, 1 }
92 #define FM10K_TLV_ATTR_S16(id) { id, FM10K_TLV_SIGNED, 2 }
93 #define FM10K_TLV_ATTR_S32(id) { id, FM10K_TLV_SIGNED, 4 }
94 #define FM10K_TLV_ATTR_S64(id) { id, FM10K_TLV_SIGNED, 8 }
95 #define FM10K_TLV_ATTR_LE_STRUCT(id, len) { id, FM10K_TLV_LE_STRUCT, len }
96 #define FM10K_TLV_ATTR_NESTED(id) { id, FM10K_TLV_NESTED }
97 #define FM10K_TLV_ATTR_LAST { FM10K_TLV_ERROR }
99 struct fm10k_msg_data {
101 const struct fm10k_tlv_attr *attr;
102 s32 (*func)(struct fm10k_hw *, u32 **,
103 struct fm10k_mbx_info *);
106 #define FM10K_MSG_HANDLER(id, attr, func) { id, attr, func }
108 s32 fm10k_tlv_msg_init(u32 *, u16);
109 s32 fm10k_tlv_attr_put_mac_vlan(u32 *, u16, const u8 *, u16);
110 s32 fm10k_tlv_attr_get_mac_vlan(u32 *, u8 *, u16 *);
111 s32 fm10k_tlv_attr_put_bool(u32 *, u16);
112 s32 fm10k_tlv_attr_put_value(u32 *, u16, s64, u32);
113 #define fm10k_tlv_attr_put_u8(msg, attr_id, val) \
114 fm10k_tlv_attr_put_value(msg, attr_id, val, 1)
115 #define fm10k_tlv_attr_put_u16(msg, attr_id, val) \
116 fm10k_tlv_attr_put_value(msg, attr_id, val, 2)
117 #define fm10k_tlv_attr_put_u32(msg, attr_id, val) \
118 fm10k_tlv_attr_put_value(msg, attr_id, val, 4)
119 #define fm10k_tlv_attr_put_u64(msg, attr_id, val) \
120 fm10k_tlv_attr_put_value(msg, attr_id, val, 8)
121 #define fm10k_tlv_attr_put_s8(msg, attr_id, val) \
122 fm10k_tlv_attr_put_value(msg, attr_id, val, 1)
123 #define fm10k_tlv_attr_put_s16(msg, attr_id, val) \
124 fm10k_tlv_attr_put_value(msg, attr_id, val, 2)
125 #define fm10k_tlv_attr_put_s32(msg, attr_id, val) \
126 fm10k_tlv_attr_put_value(msg, attr_id, val, 4)
127 #define fm10k_tlv_attr_put_s64(msg, attr_id, val) \
128 fm10k_tlv_attr_put_value(msg, attr_id, val, 8)
129 s32 fm10k_tlv_attr_get_value(u32 *, void *, u32);
130 #define fm10k_tlv_attr_get_u8(attr, ptr) \
131 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u8))
132 #define fm10k_tlv_attr_get_u16(attr, ptr) \
133 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u16))
134 #define fm10k_tlv_attr_get_u32(attr, ptr) \
135 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u32))
136 #define fm10k_tlv_attr_get_u64(attr, ptr) \
137 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u64))
138 #define fm10k_tlv_attr_get_s8(attr, ptr) \
139 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s8))
140 #define fm10k_tlv_attr_get_s16(attr, ptr) \
141 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s16))
142 #define fm10k_tlv_attr_get_s32(attr, ptr) \
143 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s32))
144 #define fm10k_tlv_attr_get_s64(attr, ptr) \
145 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s64))
146 s32 fm10k_tlv_attr_put_le_struct(u32 *, u16, const void *, u32);
147 s32 fm10k_tlv_attr_get_le_struct(u32 *, void *, u32);
148 s32 fm10k_tlv_msg_parse(struct fm10k_hw *, u32 *, struct fm10k_mbx_info *,
149 const struct fm10k_msg_data *);
150 s32 fm10k_tlv_msg_error(struct fm10k_hw *hw, u32 **results,
151 struct fm10k_mbx_info *);
153 #define FM10K_TLV_MSG_ID_TEST 0
155 enum fm10k_tlv_test_attr_id {
156 FM10K_TEST_MSG_UNSET,
157 FM10K_TEST_MSG_STRING,
158 FM10K_TEST_MSG_MAC_ADDR,
167 FM10K_TEST_MSG_LE_STRUCT,
168 FM10K_TEST_MSG_NESTED,
169 FM10K_TEST_MSG_RESULT,
173 extern const struct fm10k_tlv_attr fm10k_tlv_msg_test_attr[];
174 void fm10k_tlv_msg_test_create(u32 *, u32);
175 s32 fm10k_tlv_msg_test(struct fm10k_hw *, u32 **, struct fm10k_mbx_info *);
177 #define FM10K_TLV_MSG_TEST_HANDLER(func) \
178 FM10K_MSG_HANDLER(FM10K_TLV_MSG_ID_TEST, fm10k_tlv_msg_test_attr, func)
179 #define FM10K_TLV_MSG_ERROR_HANDLER(func) \
180 FM10K_MSG_HANDLER(FM10K_TLV_ERROR, NULL, func)
181 #endif /* _FM10K_MSG_H_ */