/******************************************************************************
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*
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* Copyright(c) 2007 - 2019 Realtek Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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*****************************************************************************/
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#ifndef _RTW_VHT_H_
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#define _RTW_VHT_H_
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#define VHT_CAP_IE_LEN 12
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#define VHT_OP_IE_LEN 5
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/* channel width defined in 802.11-2016, Table 9-252 VHT operation information subfields
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* 0 for 20 MHz or 40 MHz
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* 1 for 80 MHz, 160 MHz or 80+80 MHz
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* 2 for 160 MHz (deprecated)
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* 3 for non-contiguous 80+80 MHz (deprecated)
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*/
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#define CH_WIDTH_20_40M 0
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#define CH_WIDTH_80_160M 1
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#define LDPC_VHT_ENABLE_RX BIT0
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#define LDPC_VHT_ENABLE_TX BIT1
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#define LDPC_VHT_TEST_TX_ENABLE BIT2
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#define LDPC_VHT_CAP_TX BIT3
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#define STBC_VHT_ENABLE_RX BIT0
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#define STBC_VHT_ENABLE_TX BIT1
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#define STBC_VHT_TEST_TX_ENABLE BIT2
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#define STBC_VHT_CAP_TX BIT3
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/* VHT capability info */
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#define SET_VHT_CAPABILITY_ELE_MAX_MPDU_LENGTH(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart, 0, 2, _val)
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#define SET_VHT_CAPABILITY_ELE_CHL_WIDTH(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart, 2, 2, _val)
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#define SET_VHT_CAPABILITY_ELE_RX_LDPC(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart, 4, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_SHORT_GI80M(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart, 5, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_SHORT_GI160M(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart, 6, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_TX_STBC(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart, 7, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_RX_STBC(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+1, 0, 3, _val)
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#define SET_VHT_CAPABILITY_ELE_SU_BFER(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+1, 3, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_SU_BFEE(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+1, 4, 1, _val)
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/* #define SET_VHT_CAPABILITY_ELE_BFER_ANT_SUPP(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+1, 5, 3, _val) */
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#define SET_VHT_CAPABILITY_ELE_SU_BFEE_STS_CAP(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+1, 5, 3, _val)
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#define SET_VHT_CAPABILITY_ELE_SOUNDING_DIMENSIONS(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 0, 3, _val) /* B16~B18 */
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#define SET_VHT_CAPABILITY_ELE_MU_BFER(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 3, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_MU_BFEE(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 4, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_TXOP_PS(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 5, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_HTC_VHT(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 6, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_MAX_RXAMPDU_FACTOR(_pEleStart, _val) SET_BITS_TO_LE_2BYTE((_pEleStart)+2, 7, 3, _val) /* B23~B25 */
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#define SET_VHT_CAPABILITY_ELE_LINK_ADAPTION(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+2, 2, 2, _val)
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#define SET_VHT_CAPABILITY_ELE_MCS_RX_MAP(_pEleStart, _val) SET_BITS_TO_LE_2BYTE((_pEleStart)+4, 0, 16, _val) /* B0~B15 indicate Rx MCS MAP, we write 0 to indicate MCS0~7. by page */
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#define SET_VHT_CAPABILITY_ELE_MCS_RX_HIGHEST_RATE(_pEleStart, _val) SET_BITS_TO_LE_2BYTE((_pEleStart)+6, 0, 13, _val)
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#define SET_VHT_CAPABILITY_ELE_MCS_TX_MAP(_pEleStart, _val) SET_BITS_TO_LE_2BYTE((_pEleStart)+8, 0, 16, _val) /* B0~B15 indicate Tx MCS MAP, we write 0 to indicate MCS0~7. by page */
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#define SET_VHT_CAPABILITY_ELE_MCS_TX_HIGHEST_RATE(_pEleStart, _val) SET_BITS_TO_LE_2BYTE((_pEleStart)+10, 0, 13, _val)
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#define SET_VHT_CAPABILITY_ELE_MCS_TX_EXT_NSS_BW_CAP(_pEleStart, _val) SET_BITS_TO_LE_2BYTE((_pEleStart)+10, 13, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_RX_ANT_PATTERN(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+3, 4, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_TX_ANT_PATTERN(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+3, 5, 1, _val)
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#define SET_VHT_CAPABILITY_ELE_EXT_NSS_BW(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+3, 6, 2, _val)
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#define GET_VHT_CAPABILITY_ELE_MAX_MPDU_LENGTH(_pEleStart) LE_BITS_TO_1BYTE(_pEleStart, 0, 2)
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#define GET_VHT_CAPABILITY_ELE_CHL_WIDTH(_pEleStart) LE_BITS_TO_1BYTE(_pEleStart, 2, 2)
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#define GET_VHT_CAPABILITY_ELE_RX_LDPC(_pEleStart) LE_BITS_TO_1BYTE(_pEleStart, 4, 1)
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#define GET_VHT_CAPABILITY_ELE_SHORT_GI80M(_pEleStart) LE_BITS_TO_1BYTE(_pEleStart, 5, 1)
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#define GET_VHT_CAPABILITY_ELE_SHORT_GI160M(_pEleStart) LE_BITS_TO_1BYTE(_pEleStart, 6, 1)
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#define GET_VHT_CAPABILITY_ELE_TX_STBC(_pEleStart) LE_BITS_TO_1BYTE(_pEleStart, 7, 1)
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#define GET_VHT_CAPABILITY_ELE_RX_STBC(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+1, 0, 3)
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#define GET_VHT_CAPABILITY_ELE_SU_BFER(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+1, 3, 1)
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#define GET_VHT_CAPABILITY_ELE_SU_BFEE(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+1, 4, 1)
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/*phydm-beamforming*/
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#define GET_VHT_CAPABILITY_ELE_SU_BFEE_STS_CAP(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+1, 5, 3)
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#define GET_VHT_CAPABILITY_ELE_SU_BFER_SOUND_DIM_NUM(_pEleStart) LE_BITS_TO_2BYTE((_pEleStart)+2, 0, 3)
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#define GET_VHT_CAPABILITY_ELE_MU_BFER(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+2, 3, 1)
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#define GET_VHT_CAPABILITY_ELE_MU_BFEE(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+2, 4, 1)
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#define GET_VHT_CAPABILITY_ELE_TXOP_PS(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+2, 5, 1)
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#define GET_VHT_CAPABILITY_ELE_HTC_VHT(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+2, 6, 1)
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#define GET_VHT_CAPABILITY_ELE_MAX_RXAMPDU_FACTOR(_pEleStart) LE_BITS_TO_2BYTE((_pEleStart)+2, 7, 3)
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#define GET_VHT_CAPABILITY_ELE_LINK_ADAPTION(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+3, 2, 2)
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#define GET_VHT_CAPABILITY_ELE_RX_ANT_PATTERN(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+3, 4, 1)
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#define GET_VHT_CAPABILITY_ELE_TX_ANT_PATTERN(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+3, 5, 1)
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#define GET_VHT_CAPABILITY_ELE_EXT_NSS_BW(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+3, 6, 2)
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#define GET_VHT_CAPABILITY_ELE_RX_MCS(_pEleStart) ((_pEleStart)+4)
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#define GET_VHT_CAPABILITY_ELE_MCS_RX_HIGHEST_RATE(_pEleStart) LE_BITS_TO_2BYTE((_pEleStart)+6, 0, 13)
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#define GET_VHT_CAPABILITY_ELE_TX_MCS(_pEleStart) ((_pEleStart)+8)
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#define GET_VHT_CAPABILITY_ELE_MCS_TX_HIGHEST_RATE(_pEleStart) LE_BITS_TO_2BYTE((_pEleStart)+10, 0, 13)
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/* VHT Operation Information Element */
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#define SET_VHT_OPERATION_ELE_CHL_WIDTH(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart, 0, 8, _val)
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#define SET_VHT_OPERATION_ELE_CHL_CENTER_FREQ1(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart+1, 0, 8, _val)
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#define SET_VHT_OPERATION_ELE_CHL_CENTER_FREQ2(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart+2, 0, 8, _val)
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#define SET_VHT_OPERATION_ELE_BASIC_MCS_SET(_pEleStart, _val) SET_BITS_TO_LE_2BYTE((_pEleStart)+3, 0, 16, _val)
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#define GET_VHT_OPERATION_ELE_CHL_WIDTH(_pEleStart) LE_BITS_TO_1BYTE(_pEleStart, 0, 8)
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#define GET_VHT_OPERATION_ELE_CENTER_FREQ1(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+1, 0, 8)
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#define GET_VHT_OPERATION_ELE_CENTER_FREQ2(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+2, 0, 8)
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#define GET_VHT_OPERATION_ELE_BASIC_MCS_SET(_pEleStart) LE_BITS_TO_2BYTE((_pEleStart)+3, 0, 16)
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/* VHT Operating Mode */
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#define SET_VHT_OPERATING_MODE_FIELD_CHNL_WIDTH(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart, 0, 2, _val)
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#define SET_VHT_OPERATING_MODE_FIELD_80_80_160_BW(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart, 2, 1, _val)
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#define SET_VHT_OPERATING_MODE_FIELD_RX_NSS(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart, 4, 3, _val)
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#define SET_VHT_OPERATING_MODE_FIELD_RX_NSS_TYPE(_pEleStart, _val) SET_BITS_TO_LE_1BYTE(_pEleStart, 7, 1, _val)
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#define GET_VHT_OPERATING_MODE_FIELD_CHNL_WIDTH(_pEleStart) LE_BITS_TO_1BYTE(_pEleStart, 0, 2)
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#define GET_VHT_OPERATING_MODE_FIELD_80_80_160_BW(_pEleStart) LE_BITS_TO_1BYTE(_pEleStart, 2, 1)
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#define GET_VHT_OPERATING_MODE_FIELD_RX_NSS(_pEleStart) LE_BITS_TO_1BYTE(_pEleStart, 4, 3)
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#define GET_VHT_OPERATING_MODE_FIELD_RX_NSS_TYPE(_pEleStart) LE_BITS_TO_1BYTE(_pEleStart, 7, 1)
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#define SET_EXT_CAPABILITY_ELE_OP_MODE_NOTIF(_pEleStart, _val) SET_BITS_TO_LE_1BYTE((_pEleStart)+7, 6, 1, _val)
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#define GET_EXT_CAPABILITY_ELE_OP_MODE_NOTIF(_pEleStart) LE_BITS_TO_1BYTE((_pEleStart)+7, 6, 1)
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#define VHT_MAX_MPDU_LEN_MAX 3
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extern const u16 _vht_max_mpdu_len[];
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#define vht_max_mpdu_len(val) (((val) >= VHT_MAX_MPDU_LEN_MAX) ? _vht_max_mpdu_len[VHT_MAX_MPDU_LEN_MAX] : _vht_max_mpdu_len[(val)])
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#define VHT_SUP_CH_WIDTH_SET_MAX 3
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extern const u8 _vht_sup_ch_width_set_to_bw_cap[];
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#define vht_sup_ch_width_set_to_bw_cap(set) (((set) >= VHT_SUP_CH_WIDTH_SET_MAX) ? _vht_sup_ch_width_set_to_bw_cap[VHT_SUP_CH_WIDTH_SET_MAX] : _vht_sup_ch_width_set_to_bw_cap[(set)])
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extern const char *const _vht_sup_ch_width_set_str[];
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#define vht_sup_ch_width_set_str(set) (((set) >= VHT_SUP_CH_WIDTH_SET_MAX) ? _vht_sup_ch_width_set_str[VHT_SUP_CH_WIDTH_SET_MAX] : _vht_sup_ch_width_set_str[(set)])
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#define VHT_MAX_AMPDU_LEN(f) ((1 << (13 + f)) - 1)
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void dump_vht_cap_ie(void *sel, const u8 *ie, u32 ie_len);
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#define VHT_OP_CH_WIDTH_MAX 4
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extern const char *const _vht_op_ch_width_str[];
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#define vht_op_ch_width_str(ch_width) (((ch_width) >= VHT_OP_CH_WIDTH_MAX) ? _vht_op_ch_width_str[VHT_OP_CH_WIDTH_MAX] : _vht_op_ch_width_str[(ch_width)])
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void dump_vht_op_ie(void *sel, const u8 *ie, u32 ie_len);
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struct vht_bf_cap {
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u8 is_mu_bfer;
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u8 su_sound_dim;
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};
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struct vht_priv {
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u8 vht_option;
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u8 ldpc_cap;
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u8 stbc_cap;
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u8 rx_stbc_nss; /* Support nss spatial stream */
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u16 beamform_cap;
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struct vht_bf_cap ap_bf_cap;
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u8 num_snd_dim;
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u8 bfme_sts;
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u8 sgi_80m;
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u8 sgi_160m;
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u8 ampdu_len;/* A-MPDU length exponent : 0 to 7 */
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/*
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* max_amsdu_len
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* 0: 3895 bytes
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* 1: 7991 bytes
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* 2: 11454 bytes
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*/
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u8 max_mpdu_len;
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u8 vht_highest_rate;
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u8 vht_mcs_map[2];
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u8 txop_ps; /* TXOP power save mode*/
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u8 htc_vht; /* VHT variant HT Control*/
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u8 link_adap_cap; /* VHT Link Adaptation Capable */
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u8 tx_ant_pattern; /* Tx Antenna Pattern Consistency */
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u8 rx_ant_pattern; /* Rx Antenna Pattern Consistency */
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u8 ext_nss_bw; /* Extended NSS BW Support */
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u8 op_present:1; /* vht_op is present */
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u8 notify_present:1; /* vht_op_mode_notify is present */
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u8 vht_cap[32];
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u8 vht_op[VHT_OP_IE_LEN];
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u8 vht_op_mode_notify;
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/* Backup these two VHT IEs from hostapd/wpa_supplicant for restore usage */
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u8 vht_cap_ie_backup[VHT_CAP_IE_LEN];
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u8 vht_op_ie_backup[VHT_OP_IE_LEN];
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};
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#ifdef PRIVATE_R
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struct vht_priv_infra_ap {
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/* Infra mode, only store for AP's info, not intersection of STA and AP*/
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u8 ldpc_cap_infra_ap;
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u8 stbc_cap_infra_ap;
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u16 beamform_cap_infra_ap;
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u8 vht_mcs_map_infra_ap[2];
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u8 vht_mcs_map_tx_infra_ap[2];
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u8 channel_width_infra_ap;
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u8 number_of_streams_infra_ap;
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};
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#endif /* PRIVATE_R */
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u8 rtw_get_vht_highest_rate(u8 *pvht_mcs_map);
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u16 rtw_vht_mcs_to_data_rate(u8 bw, u8 short_GI, u8 vht_mcs_rate);
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u64 rtw_vht_mcs_map_to_bitmap(u8 *mcs_map, u8 nss);
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struct protocol_cap_t;
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struct role_cap_t;
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struct role_link_cap_t;
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u32 rtw_get_dft_vht_cap_ie(_adapter *padapter, u8 *pbuf);
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void rtw_vht_get_dft_setting(_adapter *padapter,
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struct protocol_cap_t *dft_proto_cap,
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struct role_link_cap_t *dft_cap);
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void rtw_vht_get_real_setting(_adapter *padapter, struct _ADAPTER_LINK *padapter_link, bool log);
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u32 rtw_build_vht_operation_ie(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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u8 *pbuf, enum band_type band, u8 channel);
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u32 rtw_build_vht_op_mode_notify_ie(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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u8 *pbuf, u8 bw);
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u32 rtw_build_vht_cap_ie(_adapter *padapter, struct _ADAPTER_LINK *padapter_link, u8 *pbuf, bool log);
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void update_sta_vht_info_apmode(_adapter *padapter, void *psta);
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void VHT_caps_handler(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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PNDIS_802_11_VARIABLE_IEs pIE);
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#ifdef PRIVATE_R
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void VHT_caps_handler_infra_ap(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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PNDIS_802_11_VARIABLE_IEs pIE);
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#endif /* PRIVATE_R */
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void VHT_operation_handler(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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PNDIS_802_11_VARIABLE_IEs pIE);
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void rtw_process_vht_op_mode_notify(_adapter *padapter, u8 *pframe, void *sta);
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u8 rtw_vht_get_oper_bw(u8 *ht_op_ie, u8 *vht_cap_ie, u8 *vht_op_ie, u8 oper_bw);
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u32 rtw_restructure_vht_ie(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len, enum band_type band);
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void VHTOnAssocRsp(_adapter *padapter);
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u8 rtw_vht_mcsmap_to_nss(u8 *pvht_mcs_map);
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void rtw_vht_nss_to_mcsmap(u8 nss, u8 *target_mcs_map, u8 *cur_mcs_map);
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void rtw_vht_ies_attach(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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WLAN_BSSID_EX *pcur_network);
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void rtw_vht_ies_detach(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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WLAN_BSSID_EX *pcur_network);
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void rtw_check_for_vht20(_adapter *adapter, u8 *ies, int ies_len);
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void rtw_update_drv_vht_cap(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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u8 *vht_cap_ie);
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void rtw_check_vht_ies(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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WLAN_BSSID_EX *pnetwork);
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void rtw_update_probe_rsp_vht_cap(struct _ADAPTER *a, u8 *ies, sint ies_len);
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void rtw_reattach_vht_ies(_adapter *padapter, struct _ADAPTER_LINK *padapter_link, WLAN_BSSID_EX *pnetwork);
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u8 rtw_issue_op_mode_notify_frame(_adapter *a, struct _ADAPTER_LINK *a_link,
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u8 *ra, u8 rx_nss, enum channel_width bw, u8 try_cnt, u8 wait_ms);
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struct sta_info;
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void rtw_vht_op_mode_ctrl_rx_nss(_adapter *adapter, struct _ADAPTER_LINK *a_link,
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struct sta_info *sta, u8 final_rx_nss, bool need_update_ra);
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#endif /* _RTW_VHT_H_ */
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