ceph/src/spdk/dpdk/drivers/net/fm10k/base/fm10k_tlv.h

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   3 Copyright (c) 2013 - 2015, Intel Corporation
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  32 ***************************************************************************/
  33
  34 #ifndef _FM10K_TLV_H_
  35 #define _FM10K_TLV_H_
  36
  37 /* forward declaration */
  38 struct fm10k_msg_data;
  39
  40 #include "fm10k_type.h"
  41
  42 /* Message / Argument header format
  43  *    3                   2                   1                   0
  44  *  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
  45  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
  46  * |         Length        | Flags |          Type / ID            |
  47  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
  48  *
  49  * The message header format described here is used for messages that are
  50  * passed between the PF and the VF.  To allow for messages larger then
  51  * mailbox size we will provide a message with the above header and it
  52  * will be segmented and transported to the mailbox to the other side where
  53  * it is reassembled.  It contains the following fields:
  54  * Length: Length of the message in bytes excluding the message header
  55  * Flags: TBD
  56  * Type/ID: These will be the message/argument types we pass
  57  */
  58 /* message data header */
  59 #define FM10K_TLV_ID_SHIFT              0
  60 #define FM10K_TLV_ID_SIZE               16
  61 #define FM10K_TLV_ID_MASK               ((1u << FM10K_TLV_ID_SIZE) - 1)
  62 #define FM10K_TLV_FLAGS_SHIFT           16
  63 #define FM10K_TLV_FLAGS_MSG             0x1
  64 #define FM10K_TLV_FLAGS_SIZE            4
  65 #define FM10K_TLV_LEN_SHIFT             20
  66 #define FM10K_TLV_LEN_SIZE              12
  67
  68 #define FM10K_TLV_HDR_LEN               4ul
  69 #define FM10K_TLV_LEN_ALIGN_MASK \
  70         ((FM10K_TLV_HDR_LEN - 1) << FM10K_TLV_LEN_SHIFT)
  71 #define FM10K_TLV_LEN_ALIGN(tlv) \
  72         (((tlv) + FM10K_TLV_LEN_ALIGN_MASK) & ~FM10K_TLV_LEN_ALIGN_MASK)
  73 #define FM10K_TLV_DWORD_LEN(tlv) \
  74         ((u16)((FM10K_TLV_LEN_ALIGN(tlv)) >> (FM10K_TLV_LEN_SHIFT + 2)) + 1)
  75
  76 #define FM10K_TLV_RESULTS_MAX           32
  77
  78 enum fm10k_tlv_type {
  79         FM10K_TLV_NULL_STRING,
  80         FM10K_TLV_MAC_ADDR,
  81         FM10K_TLV_BOOL,
  82         FM10K_TLV_UNSIGNED,
  83         FM10K_TLV_SIGNED,
  84         FM10K_TLV_LE_STRUCT,
  85         FM10K_TLV_NESTED,
  86         FM10K_TLV_MAX_TYPE
  87 };
  88
  89 #define FM10K_TLV_ERROR (~0u)
  90
  91 struct fm10k_tlv_attr {
  92         unsigned int            id;
  93         enum fm10k_tlv_type     type;
  94         u16                     len;
  95 };
  96
  97 #define FM10K_TLV_ATTR_NULL_STRING(id, len) { id, FM10K_TLV_NULL_STRING, len }
  98 #define FM10K_TLV_ATTR_MAC_ADDR(id)         { id, FM10K_TLV_MAC_ADDR, 6 }
  99 #define FM10K_TLV_ATTR_BOOL(id)             { id, FM10K_TLV_BOOL, 0 }
 100 #define FM10K_TLV_ATTR_U8(id)               { id, FM10K_TLV_UNSIGNED, 1 }
 101 #define FM10K_TLV_ATTR_U16(id)              { id, FM10K_TLV_UNSIGNED, 2 }
 102 #define FM10K_TLV_ATTR_U32(id)              { id, FM10K_TLV_UNSIGNED, 4 }
 103 #define FM10K_TLV_ATTR_U64(id)              { id, FM10K_TLV_UNSIGNED, 8 }
 104 #define FM10K_TLV_ATTR_S8(id)               { id, FM10K_TLV_SIGNED, 1 }
 105 #define FM10K_TLV_ATTR_S16(id)              { id, FM10K_TLV_SIGNED, 2 }
 106 #define FM10K_TLV_ATTR_S32(id)              { id, FM10K_TLV_SIGNED, 4 }
 107 #define FM10K_TLV_ATTR_S64(id)              { id, FM10K_TLV_SIGNED, 8 }
 108 #define FM10K_TLV_ATTR_LE_STRUCT(id, len)   { id, FM10K_TLV_LE_STRUCT, len }
 109 #define FM10K_TLV_ATTR_NESTED(id)           { id, FM10K_TLV_NESTED }
 110 #define FM10K_TLV_ATTR_LAST                 { FM10K_TLV_ERROR }
 111
 112 struct fm10k_msg_data {
 113         unsigned int                id;
 114         const struct fm10k_tlv_attr *attr;
 115         s32                         (*func)(struct fm10k_hw *, u32 **,
 116                                             struct fm10k_mbx_info *);
 117 };
 118
 119 #define FM10K_MSG_HANDLER(id, attr, func) { id, attr, func }
 120
 121 s32 fm10k_tlv_msg_init(u32 *, u16);
 122 s32 fm10k_tlv_attr_put_mac_vlan(u32 *, u16, const u8 *, u16);
 123 s32 fm10k_tlv_attr_get_mac_vlan(u32 *, u8 *, u16 *);
 124 s32 fm10k_tlv_attr_put_bool(u32 *, u16);
 125 s32 fm10k_tlv_attr_put_value(u32 *, u16, s64, u32);
 126 #define fm10k_tlv_attr_put_u8(msg, attr_id, val) \
 127                 fm10k_tlv_attr_put_value(msg, attr_id, val, 1)
 128 #define fm10k_tlv_attr_put_u16(msg, attr_id, val) \
 129                 fm10k_tlv_attr_put_value(msg, attr_id, val, 2)
 130 #define fm10k_tlv_attr_put_u32(msg, attr_id, val) \
 131                 fm10k_tlv_attr_put_value(msg, attr_id, val, 4)
 132 #define fm10k_tlv_attr_put_u64(msg, attr_id, val) \
 133                 fm10k_tlv_attr_put_value(msg, attr_id, val, 8)
 134 #define fm10k_tlv_attr_put_s8(msg, attr_id, val) \
 135                 fm10k_tlv_attr_put_value(msg, attr_id, val, 1)
 136 #define fm10k_tlv_attr_put_s16(msg, attr_id, val) \
 137                 fm10k_tlv_attr_put_value(msg, attr_id, val, 2)
 138 #define fm10k_tlv_attr_put_s32(msg, attr_id, val) \
 139                 fm10k_tlv_attr_put_value(msg, attr_id, val, 4)
 140 #define fm10k_tlv_attr_put_s64(msg, attr_id, val) \
 141                 fm10k_tlv_attr_put_value(msg, attr_id, val, 8)
 142 s32 fm10k_tlv_attr_get_value(u32 *, void *, u32);
 143 #define fm10k_tlv_attr_get_u8(attr, ptr) \
 144                 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u8))
 145 #define fm10k_tlv_attr_get_u16(attr, ptr) \
 146                 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u16))
 147 #define fm10k_tlv_attr_get_u32(attr, ptr) \
 148                 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u32))
 149 #define fm10k_tlv_attr_get_u64(attr, ptr) \
 150                 fm10k_tlv_attr_get_value(attr, ptr, sizeof(u64))
 151 #define fm10k_tlv_attr_get_s8(attr, ptr) \
 152                 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s8))
 153 #define fm10k_tlv_attr_get_s16(attr, ptr) \
 154                 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s16))
 155 #define fm10k_tlv_attr_get_s32(attr, ptr) \
 156                 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s32))
 157 #define fm10k_tlv_attr_get_s64(attr, ptr) \
 158                 fm10k_tlv_attr_get_value(attr, ptr, sizeof(s64))
 159 s32 fm10k_tlv_attr_put_le_struct(u32 *, u16, const void *, u32);
 160 s32 fm10k_tlv_attr_get_le_struct(u32 *, void *, u32);
 161 s32 fm10k_tlv_msg_parse(struct fm10k_hw *, u32 *, struct fm10k_mbx_info *,
 162                         const struct fm10k_msg_data *);
 163 s32 fm10k_tlv_msg_error(struct fm10k_hw *hw, u32 **results,
 164                         struct fm10k_mbx_info *);
 165
 166 #define FM10K_TLV_MSG_ID_TEST   0
 167
 168 enum fm10k_tlv_test_attr_id {
 169         FM10K_TEST_MSG_UNSET,
 170         FM10K_TEST_MSG_STRING,
 171         FM10K_TEST_MSG_MAC_ADDR,
 172         FM10K_TEST_MSG_U8,
 173         FM10K_TEST_MSG_U16,
 174         FM10K_TEST_MSG_U32,
 175         FM10K_TEST_MSG_U64,
 176         FM10K_TEST_MSG_S8,
 177         FM10K_TEST_MSG_S16,
 178         FM10K_TEST_MSG_S32,
 179         FM10K_TEST_MSG_S64,
 180         FM10K_TEST_MSG_LE_STRUCT,
 181         FM10K_TEST_MSG_NESTED,
 182         FM10K_TEST_MSG_RESULT,
 183         FM10K_TEST_MSG_MAX
 184 };
 185
 186 extern const struct fm10k_tlv_attr fm10k_tlv_msg_test_attr[];
 187 void fm10k_tlv_msg_test_create(u32 *, u32);
 188 s32 fm10k_tlv_msg_test(struct fm10k_hw *, u32 **, struct fm10k_mbx_info *);
 189
 190 #define FM10K_TLV_MSG_TEST_HANDLER(func) \
 191         FM10K_MSG_HANDLER(FM10K_TLV_MSG_ID_TEST, fm10k_tlv_msg_test_attr, func)
 192 #define FM10K_TLV_MSG_ERROR_HANDLER(func) \
 193         FM10K_MSG_HANDLER(FM10K_TLV_ERROR, NULL, func)
 194 #endif /* _FM10K_MSG_H_ */