rt2870_txwi.h

   1
   2 /*-
   3  * Copyright (c) 2009-2010 Alexander Egorenkov <egorenar@gmail.com>
   4  * Copyright (c) 2009 Damien Bergamini <damien.bergamini@free.fr>
   5  *
   6  * Permission to use, copy, modify, and distribute this software for any
   7  * purpose with or without fee is hereby granted, provided that the above
   8  * copyright notice and this permission notice appear in all copies.
   9  *
  10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17  */
  18
  19 #ifndef _RT2870_TXWI_H_
  20 #define _RT2870_TXWI_H_
  21
  22 #define RT2870_TXWI_FLAGS_SHIFT                                 0
  23 #define RT2870_TXWI_FLAGS_MASK                                  0x1f
  24 #define RT2870_TXWI_FLAGS_AMPDU                                 (1 << 4)
  25 #define RT2870_TXWI_FLAGS_TS                                    (1 << 3)
  26 #define RT2870_TXWI_FLAGS_CFACK                                 (1 << 2)
  27 #define RT2870_TXWI_FLAGS_MIMOPS                                (1 << 1)
  28 #define RT2870_TXWI_FLAGS_FRAG                                  (1 << 0)
  29
  30 #define RT2870_TXWI_MPDU_DENSITY_SHIFT                  5
  31 #define RT2870_TXWI_MPDU_DENSITY_MASK                   0x7
  32
  33 #define RT2870_TXWI_TXOP_SHIFT                                  0
  34 #define RT2870_TXWI_TXOP_MASK                                   0x3
  35 #define RT2870_TXWI_TXOP_HT                                             0
  36 #define RT2870_TXWI_TXOP_PIFS                                   1
  37 #define RT2870_TXWI_TXOP_SIFS                                   2
  38 #define RT2870_TXWI_TXOP_BACKOFF                                3
  39
  40 #define RT2870_TXWI_MCS_SHIFT                                   0
  41 #define RT2870_TXWI_MCS_MASK                                    0x7f
  42 #define RT2870_TXWI_MCS_SHOTPRE                                 (1 << 3)
  43
  44 #define RT2870_TXWI_BW_SHIFT                                    7
  45 #define RT2870_TXWI_BW_MASK                                             0x1
  46 #define RT2870_TXWI_BW_20                                               0
  47 #define RT2870_TXWI_BW_40                                               1
  48
  49 #define RT2870_TXWI_SHORTGI_SHIFT                               0
  50 #define RT2870_TXWI_SHORTGI_MASK                                0x1
  51
  52 #define RT2870_TXWI_STBC_SHIFT                                  1
  53 #define RT2870_TXWI_STBC_MASK                                   0x3
  54
  55 #define RT2870_TXWI_IFS_SHIFT                                   3
  56 #define RT2870_TXWI_IFS_MASK                                    0x1
  57
  58 #define RT2870_TXWI_PHYMODE_SHIFT                               6
  59 #define RT2870_TXWI_PHYMODE_MASK                                0x3
  60 #define RT2870_TXWI_PHYMODE_CCK                                 0
  61 #define RT2870_TXWI_PHYMODE_OFDM                                1
  62 #define RT2870_TXWI_PHYMODE_HT_MIXED                    2
  63 #define RT2870_TXWI_PHYMODE_HT_GF                               3
  64
  65 #define RT2870_TXWI_XFLAGS_SHIFT                                0
  66 #define RT2870_TXWI_XFLAGS_MASK                                 0x3
  67 #define RT2870_TXWI_XFLAGS_NSEQ                                 (1 << 1)
  68 #define RT2870_TXWI_XFLAGS_ACK                                  (1 << 0)
  69
  70 #define RT2870_TXWI_BAWIN_SIZE_SHIFT                    2
  71 #define RT2870_TXWI_BAWIN_SIZE_MASK                             0x3f
  72
  73 #define RT2870_TXWI_MPDU_LEN_SHIFT                              0
  74 #define RT2870_TXWI_MPDU_LEN_MASK                               0xfff
  75
  76 #define RT2870_TXWI_PID_SHIFT                                   12
  77 #define RT2870_TXWI_PID_MASK                                    0xf
  78
  79 struct rt2870_txwi
  80 {
  81         uint8_t mpdu_density_flags;
  82         uint8_t txop;
  83         uint8_t bw_mcs;
  84         uint8_t phymode_ifs_stbc_shortgi;
  85         uint8_t bawin_size_xflags;
  86         uint8_t wcid;
  87         uint16_t pid_mpdu_len;
  88         uint32_t iv;
  89         uint32_t eiv;
  90 } __packed;
  91
  92 #endif /* #ifndef _RT2870_TXWI_H_ */