1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright(c) 2013 - 2018 Intel Corporation. */ 3 4 #ifndef _FM10K_TLV_H_ 5 #define _FM10K_TLV_H_ 6 7 /* forward declaration */ 8 struct fm10k_msg_data; 9 10 #include "fm10k_type.h" 11 12 /* Message / Argument header format 13 * 3 2 1 0 14 * 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 15 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 16 * | Length | Flags | Type / ID | 17 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 18 * 19 * The message header format described here is used for messages that are 20 * passed between the PF and the VF. To allow for messages larger then 21 * mailbox size we will provide a message with the above header and it 22 * will be segmented and transported to the mailbox to the other side where 23 * it is reassembled. It contains the following fields: 24 * Length: Length of the message in bytes excluding the message header 25 * Flags: TBD 26 * Type/ID: These will be the message/argument types we pass 27 */ 28 /* message data header */ 29 #define FM10K_TLV_ID_SHIFT 0 30 #define FM10K_TLV_ID_SIZE 16 31 #define FM10K_TLV_ID_MASK ((1u << FM10K_TLV_ID_SIZE) - 1) 32 #define FM10K_TLV_FLAGS_SHIFT 16 33 #define FM10K_TLV_FLAGS_MSG 0x1 34 #define FM10K_TLV_FLAGS_SIZE 4 35 #define FM10K_TLV_LEN_SHIFT 20 36 #define FM10K_TLV_LEN_SIZE 12 37 38 #define FM10K_TLV_HDR_LEN 4ul 39 #define FM10K_TLV_LEN_ALIGN_MASK \ 40 ((FM10K_TLV_HDR_LEN - 1) << FM10K_TLV_LEN_SHIFT) 41 #define FM10K_TLV_LEN_ALIGN(tlv) \ 42 (((tlv) + FM10K_TLV_LEN_ALIGN_MASK) & ~FM10K_TLV_LEN_ALIGN_MASK) 43 #define FM10K_TLV_DWORD_LEN(tlv) \ 44 ((u16)((FM10K_TLV_LEN_ALIGN(tlv)) >> (FM10K_TLV_LEN_SHIFT + 2)) + 1) 45 46 #define FM10K_TLV_RESULTS_MAX 32 47 48 enum fm10k_tlv_type { 49 FM10K_TLV_NULL_STRING, 50 FM10K_TLV_MAC_ADDR, 51 FM10K_TLV_BOOL, 52 FM10K_TLV_UNSIGNED, 53 FM10K_TLV_SIGNED, 54 FM10K_TLV_LE_STRUCT, 55 FM10K_TLV_NESTED, 56 FM10K_TLV_MAX_TYPE 57 }; 58 59 #define FM10K_TLV_ERROR (~0u) 60 61 struct fm10k_tlv_attr { 62 unsigned int id; 63 enum fm10k_tlv_type type; 64 u16 len; 65 }; 66 67 #define FM10K_TLV_ATTR_NULL_STRING(id, len) { id, FM10K_TLV_NULL_STRING, len } 68 #define FM10K_TLV_ATTR_MAC_ADDR(id) { id, FM10K_TLV_MAC_ADDR, 6 } 69 #define FM10K_TLV_ATTR_BOOL(id) { id, FM10K_TLV_BOOL, 0 } 70 #define FM10K_TLV_ATTR_U8(id) { id, FM10K_TLV_UNSIGNED, 1 } 71 #define FM10K_TLV_ATTR_U16(id) { id, FM10K_TLV_UNSIGNED, 2 } 72 #define FM10K_TLV_ATTR_U32(id) { id, FM10K_TLV_UNSIGNED, 4 } 73 #define FM10K_TLV_ATTR_U64(id) { id, FM10K_TLV_UNSIGNED, 8 } 74 #define FM10K_TLV_ATTR_S8(id) { id, FM10K_TLV_SIGNED, 1 } 75 #define FM10K_TLV_ATTR_S16(id) { id, FM10K_TLV_SIGNED, 2 } 76 #define FM10K_TLV_ATTR_S32(id) { id, FM10K_TLV_SIGNED, 4 } 77 #define FM10K_TLV_ATTR_S64(id) { id, FM10K_TLV_SIGNED, 8 } 78 #define FM10K_TLV_ATTR_LE_STRUCT(id, len) { id, FM10K_TLV_LE_STRUCT, len } 79 #define FM10K_TLV_ATTR_NESTED(id) { id, FM10K_TLV_NESTED } 80 #define FM10K_TLV_ATTR_LAST { FM10K_TLV_ERROR } 81 82 struct fm10k_msg_data { 83 unsigned int id; 84 const struct fm10k_tlv_attr *attr; 85 s32 (*func)(struct fm10k_hw *, u32 **, 86 struct fm10k_mbx_info *); 87 }; 88 89 #define FM10K_MSG_HANDLER(id, attr, func) { id, attr, func } 90 91 s32 fm10k_tlv_msg_init(u32 *, u16); 92 s32 fm10k_tlv_attr_put_mac_vlan(u32 *, u16, const u8 *, u16); 93 s32 fm10k_tlv_attr_get_mac_vlan(u32 *, u8 *, u16 *); 94 s32 fm10k_tlv_attr_put_bool(u32 *, u16); 95 s32 fm10k_tlv_attr_put_value(u32 *, u16, s64, u32); 96 #define fm10k_tlv_attr_put_u8(msg, attr_id, val) \ 97 fm10k_tlv_attr_put_value(msg, attr_id, val, 1) 98 #define fm10k_tlv_attr_put_u16(msg, attr_id, val) \ 99 fm10k_tlv_attr_put_value(msg, attr_id, val, 2) 100 #define fm10k_tlv_attr_put_u32(msg, attr_id, val) \ 101 fm10k_tlv_attr_put_value(msg, attr_id, val, 4) 102 #define fm10k_tlv_attr_put_u64(msg, attr_id, val) \ 103 fm10k_tlv_attr_put_value(msg, attr_id, val, 8) 104 #define fm10k_tlv_attr_put_s8(msg, attr_id, val) \ 105 fm10k_tlv_attr_put_value(msg, attr_id, val, 1) 106 #define fm10k_tlv_attr_put_s16(msg, attr_id, val) \ 107 fm10k_tlv_attr_put_value(msg, attr_id, val, 2) 108 #define fm10k_tlv_attr_put_s32(msg, attr_id, val) \ 109 fm10k_tlv_attr_put_value(msg, attr_id, val, 4) 110 #define fm10k_tlv_attr_put_s64(msg, attr_id, val) \ 111 fm10k_tlv_attr_put_value(msg, attr_id, val, 8) 112 s32 fm10k_tlv_attr_get_value(u32 *, void *, u32); 113 #define fm10k_tlv_attr_get_u8(attr, ptr) \ 114 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u8)) 115 #define fm10k_tlv_attr_get_u16(attr, ptr) \ 116 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u16)) 117 #define fm10k_tlv_attr_get_u32(attr, ptr) \ 118 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u32)) 119 #define fm10k_tlv_attr_get_u64(attr, ptr) \ 120 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u64)) 121 #define fm10k_tlv_attr_get_s8(attr, ptr) \ 122 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s8)) 123 #define fm10k_tlv_attr_get_s16(attr, ptr) \ 124 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s16)) 125 #define fm10k_tlv_attr_get_s32(attr, ptr) \ 126 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s32)) 127 #define fm10k_tlv_attr_get_s64(attr, ptr) \ 128 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s64)) 129 s32 fm10k_tlv_attr_put_le_struct(u32 *, u16, const void *, u32); 130 s32 fm10k_tlv_attr_get_le_struct(u32 *, void *, u32); 131 s32 fm10k_tlv_msg_parse(struct fm10k_hw *, u32 *, struct fm10k_mbx_info *, 132 const struct fm10k_msg_data *); 133 s32 fm10k_tlv_msg_error(struct fm10k_hw *hw, u32 **results, 134 struct fm10k_mbx_info *); 135 136 #define FM10K_TLV_MSG_ID_TEST 0 137 138 enum fm10k_tlv_test_attr_id { 139 FM10K_TEST_MSG_UNSET, 140 FM10K_TEST_MSG_STRING, 141 FM10K_TEST_MSG_MAC_ADDR, 142 FM10K_TEST_MSG_U8, 143 FM10K_TEST_MSG_U16, 144 FM10K_TEST_MSG_U32, 145 FM10K_TEST_MSG_U64, 146 FM10K_TEST_MSG_S8, 147 FM10K_TEST_MSG_S16, 148 FM10K_TEST_MSG_S32, 149 FM10K_TEST_MSG_S64, 150 FM10K_TEST_MSG_LE_STRUCT, 151 FM10K_TEST_MSG_NESTED, 152 FM10K_TEST_MSG_RESULT, 153 FM10K_TEST_MSG_MAX 154 }; 155 156 extern const struct fm10k_tlv_attr fm10k_tlv_msg_test_attr[]; 157 void fm10k_tlv_msg_test_create(u32 *, u32); 158 s32 fm10k_tlv_msg_test(struct fm10k_hw *, u32 **, struct fm10k_mbx_info *); 159 160 #define FM10K_TLV_MSG_TEST_HANDLER(func) \ 161 FM10K_MSG_HANDLER(FM10K_TLV_MSG_ID_TEST, fm10k_tlv_msg_test_attr, func) 162 #define FM10K_TLV_MSG_ERROR_HANDLER(func) \ 163 FM10K_MSG_HANDLER(FM10K_TLV_ERROR, NULL, func) 164 #endif /* _FM10K_MSG_H_ */ 165