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qcacmn: Parse EHT-SIG header from PHY tlv

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Add support to parse the EHT-SIG header from
the PHY TLV for EHT data traffic.

Change-Id: I05773c0086d1b67df8a08872832e36a96fb4b0b0
CRs-Fixed: 3093087
This commit is contained in:
Rakesh Pillai
2021-12-11 07:12:46 -08:00
committed by Madan Koyyalamudi
parent 1e6e99702a
commit 02df9e2ae8
2 changed files with 432 additions and 0 deletions
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329
hal/wifi3.0/be/hal_be_generic_api.h
View File

@@ -532,6 +532,333 @@ hal_rx_parse_u_sig_hdr(struct hal_soc *hal_soc, void *rx_tlv,
return hal_rx_parse_u_sig_mu(hal_soc, rx_tlv, ppdu_info);
}
static inline uint32_t
hal_rx_parse_usig_overflow(struct hal_soc *hal_soc, void *tlv,
struct hal_rx_ppdu_info *ppdu_info)
{
struct hal_eht_sig_cc_usig_overflow *usig_ovflow =
(struct hal_eht_sig_cc_usig_overflow *)tlv;
ppdu_info->rx_status.eht_known |=
QDF_MON_STATUS_EHT_SPATIAL_REUSE_KNOWN |
QDF_MON_STATUS_EHT_EHT_LTF_KNOWN |
QDF_MON_STATUS_EHT_LDPC_EXTRA_SYMBOL_SEG_KNOWN |
QDF_MON_STATUS_EHT_PRE_FEC_PADDING_FACTOR_KNOWN |
QDF_MON_STATUS_EHT_PE_DISAMBIGUITY_KNOWN |
QDF_MON_STATUS_EHT_DISREARD_KNOWN;
ppdu_info->rx_status.eht_data[0] |= (usig_ovflow->spatial_reuse <<
QDF_MON_STATUS_EHT_SPATIAL_REUSE_SHIFT);
/*
* GI and LTF size are separately indicated in radiotap header
* and hence will be parsed from other TLV
**/
ppdu_info->rx_status.eht_data[0] |= (usig_ovflow->num_ltf_sym <<
QDF_MON_STATUS_EHT_EHT_LTF_SHIFT);
ppdu_info->rx_status.eht_data[0] |= (usig_ovflow->ldpc_extra_sym <<
QDF_MON_STATUS_EHT_LDPC_EXTRA_SYMBOL_SEG_SHIFT);
ppdu_info->rx_status.eht_data[0] |= (usig_ovflow->pre_fec_pad_factor <<
QDF_MON_STATUS_EHT_PRE_FEC_PADDING_FACTOR_SHIFT);
ppdu_info->rx_status.eht_data[0] |= (usig_ovflow->pe_disambiguity <<
QDF_MON_STATUS_EHT_PE_DISAMBIGUITY_SHIFT);
ppdu_info->rx_status.eht_data[0] |= (0xF <<
QDF_MON_STATUS_EHT_DISREGARD_SHIFT);
return HAL_TLV_STATUS_PPDU_NOT_DONE;
}
static inline uint32_t
hal_rx_parse_non_ofdma_users(struct hal_soc *hal_soc, void *tlv,
struct hal_rx_ppdu_info *ppdu_info)
{
struct hal_eht_sig_non_ofdma_cmn_eb *non_ofdma_cmn_eb =
(struct hal_eht_sig_non_ofdma_cmn_eb *)tlv;
ppdu_info->rx_status.eht_known |=
QDF_MON_STATUS_EHT_NUM_NON_OFDMA_USERS_KNOWN;
ppdu_info->rx_status.eht_data[4] |= (non_ofdma_cmn_eb->num_users <<
QDF_MON_STATUS_EHT_NUM_NON_OFDMA_USERS_SHIFT);
return HAL_TLV_STATUS_PPDU_NOT_DONE;
}
static inline uint32_t
hal_rx_parse_ru_allocation(struct hal_soc *hal_soc, void *tlv,
struct hal_rx_ppdu_info *ppdu_info)
{
uint64_t *ehtsig_tlv = (uint64_t *)tlv;
struct hal_eht_sig_ofdma_cmn_eb1 *ofdma_cmn_eb1;
struct hal_eht_sig_ofdma_cmn_eb2 *ofdma_cmn_eb2;
uint8_t num_ru_allocation_known = 0;
ofdma_cmn_eb1 = (struct hal_eht_sig_ofdma_cmn_eb1 *)ehtsig_tlv;
ofdma_cmn_eb2 = (struct hal_eht_sig_ofdma_cmn_eb2 *)(ehtsig_tlv + 1);
switch (ppdu_info->u_sig_info.bw) {
case HAL_EHT_BW_320_2:
case HAL_EHT_BW_320_1:
num_ru_allocation_known += 4;
ppdu_info->rx_status.eht_data[3] |=
(ofdma_cmn_eb2->ru_allocation2_6 <<
QDF_MON_STATUS_EHT_RU_ALLOCATION2_6_SHIFT);
ppdu_info->rx_status.eht_data[3] |=
(ofdma_cmn_eb2->ru_allocation2_5 <<
QDF_MON_STATUS_EHT_RU_ALLOCATION2_5_SHIFT);
ppdu_info->rx_status.eht_data[3] |=
(ofdma_cmn_eb2->ru_allocation2_4 <<
QDF_MON_STATUS_EHT_RU_ALLOCATION2_4_SHIFT);
ppdu_info->rx_status.eht_data[2] |=
(ofdma_cmn_eb2->ru_allocation2_3 <<
QDF_MON_STATUS_EHT_RU_ALLOCATION2_3_SHIFT);
/* fallthrough */
case HAL_EHT_BW_160:
num_ru_allocation_known += 2;
ppdu_info->rx_status.eht_data[2] |=
(ofdma_cmn_eb2->ru_allocation2_2 <<
QDF_MON_STATUS_EHT_RU_ALLOCATION2_2_SHIFT);
ppdu_info->rx_status.eht_data[2] |=
(ofdma_cmn_eb2->ru_allocation2_1 <<
QDF_MON_STATUS_EHT_RU_ALLOCATION2_1_SHIFT);
/* fallthrough */
case HAL_EHT_BW_80:
num_ru_allocation_known += 1;
ppdu_info->rx_status.eht_data[1] |=
(ofdma_cmn_eb1->ru_allocation1_2 <<
QDF_MON_STATUS_EHT_RU_ALLOCATION1_2_SHIFT);
/* fallthrough */
case HAL_EHT_BW_40:
case HAL_EHT_BW_20:
num_ru_allocation_known += 1;
ppdu_info->rx_status.eht_data[1] |=
(ofdma_cmn_eb1->ru_allocation1_1 <<
QDF_MON_STATUS_EHT_RU_ALLOCATION1_1_SHIFT);
break;
default:
break;
}
ppdu_info->rx_status.eht_known |= (num_ru_allocation_known <<
QDF_MON_STATUS_EHT_NUM_KNOWN_RU_ALLOCATIONS_SHIFT);
return HAL_TLV_STATUS_PPDU_NOT_DONE;
}
static inline uint32_t
hal_rx_parse_eht_sig_mumimo_user_info(struct hal_soc *hal_soc, void *tlv,
struct hal_rx_ppdu_info *ppdu_info)
{
struct hal_eht_sig_mu_mimo_user_info *user_info;
uint32_t user_idx = ppdu_info->rx_status.num_eht_user_info_valid;
user_info = (struct hal_eht_sig_mu_mimo_user_info *)tlv;
ppdu_info->rx_status.eht_user_info[user_idx] |=
QDF_MON_STATUS_EHT_USER_STA_ID_KNOWN |
QDF_MON_STATUS_EHT_USER_MCS_KNOWN |
QDF_MON_STATUS_EHT_USER_CODING_KNOWN |
QDF_MON_STATUS_EHT_USER_SPATIAL_CONFIG_KNOWN;
ppdu_info->rx_status.eht_user_info[user_idx] |= (user_info->sta_id <<
QDF_MON_STATUS_EHT_USER_STA_ID_SHIFT);
ppdu_info->rx_status.eht_user_info[user_idx] |= (user_info->mcs <<
QDF_MON_STATUS_EHT_USER_MCS_SHIFT);
ppdu_info->rx_status.eht_user_info[user_idx] |= (user_info->coding <<
QDF_MON_STATUS_EHT_USER_CODING_SHIFT);
ppdu_info->rx_status.eht_user_info[user_idx] |=
(user_info->spatial_coding <<
QDF_MON_STATUS_EHT_USER_SPATIAL_CONFIG_SHIFT);
/* CRC for matched user block */
ppdu_info->rx_status.eht_known |=
QDF_MON_STATUS_EHT_USER_ENC_BLOCK_CRC_KNOWN |
QDF_MON_STATUS_EHT_USER_ENC_BLOCK_TAIL_KNOWN;
ppdu_info->rx_status.eht_data[4] |= (user_info->crc <<
QDF_MON_STATUS_EHT_USER_ENC_BLOCK_CRC_SHIFT);
ppdu_info->rx_status.num_eht_user_info_valid++;
return HAL_TLV_STATUS_PPDU_NOT_DONE;
}
static inline uint32_t
hal_rx_parse_eht_sig_non_mumimo_user_info(struct hal_soc *hal_soc, void *tlv,
struct hal_rx_ppdu_info *ppdu_info)
{
struct hal_eht_sig_non_mu_mimo_user_info *user_info;
uint32_t user_idx = ppdu_info->rx_status.num_eht_user_info_valid;
user_info = (struct hal_eht_sig_non_mu_mimo_user_info *)tlv;
ppdu_info->rx_status.eht_user_info[user_idx] |=
QDF_MON_STATUS_EHT_USER_STA_ID_KNOWN |
QDF_MON_STATUS_EHT_USER_MCS_KNOWN |
QDF_MON_STATUS_EHT_USER_CODING_KNOWN |
QDF_MON_STATUS_EHT_USER_NSS_KNOWN |
QDF_MON_STATUS_EHT_USER_BEAMFORMING_KNOWN;
ppdu_info->rx_status.eht_user_info[user_idx] |= (user_info->sta_id <<
QDF_MON_STATUS_EHT_USER_STA_ID_SHIFT);
ppdu_info->rx_status.eht_user_info[user_idx] |= (user_info->mcs <<
QDF_MON_STATUS_EHT_USER_MCS_SHIFT);
ppdu_info->rx_status.eht_user_info[user_idx] |= (user_info->nss <<
QDF_MON_STATUS_EHT_USER_NSS_SHIFT);
ppdu_info->rx_status.eht_user_info[user_idx] |=
(user_info->beamformed <<
QDF_MON_STATUS_EHT_USER_BEAMFORMING_SHIFT);
ppdu_info->rx_status.eht_user_info[user_idx] |= (user_info->coding <<
QDF_MON_STATUS_EHT_USER_CODING_SHIFT);
/* CRC for matched user block */
ppdu_info->rx_status.eht_known |=
QDF_MON_STATUS_EHT_USER_ENC_BLOCK_CRC_KNOWN |
QDF_MON_STATUS_EHT_USER_ENC_BLOCK_TAIL_KNOWN;
ppdu_info->rx_status.eht_data[4] |= (user_info->crc <<
QDF_MON_STATUS_EHT_USER_ENC_BLOCK_CRC_SHIFT);
ppdu_info->rx_status.num_eht_user_info_valid++;
return HAL_TLV_STATUS_PPDU_NOT_DONE;
}
static inline bool hal_rx_is_ofdma(struct hal_soc *hal_soc,
struct hal_rx_ppdu_info *ppdu_info)
{
if (ppdu_info->u_sig_info.ppdu_type_comp_mode == 0 &&
ppdu_info->u_sig_info.ul_dl == 0)
return true;
return false;
}
static inline bool hal_rx_is_non_ofdma(struct hal_soc *hal_soc,
struct hal_rx_ppdu_info *ppdu_info)
{
uint32_t ppdu_type_comp_mode =
ppdu_info->u_sig_info.ppdu_type_comp_mode;
uint32_t ul_dl = ppdu_info->u_sig_info.ul_dl;
if ((ppdu_type_comp_mode == 0 && ul_dl == 1) ||
(ppdu_type_comp_mode == 0 && ul_dl == 2) ||
(ppdu_type_comp_mode == 1 && ul_dl == 1))
return true;
return false;
}
static inline bool hal_rx_is_mu_mimo_user(struct hal_soc *hal_soc,
struct hal_rx_ppdu_info *ppdu_info)
{
if (ppdu_info->u_sig_info.ppdu_type_comp_mode == 0 &&
ppdu_info->u_sig_info.ul_dl == 2)
return true;
return false;
}
static inline bool
hal_rx_is_frame_type_ndp(struct hal_soc *hal_soc,
struct hal_rx_ppdu_info *ppdu_info)
{
if (ppdu_info->u_sig_info.ppdu_type_comp_mode == 1 &&
ppdu_info->u_sig_info.eht_sig_mcs == 0 &&
ppdu_info->u_sig_info.num_eht_sig_sym == 0)
return true;
return false;
}
static inline uint32_t
hal_rx_parse_eht_sig_ndp(struct hal_soc *hal_soc, void *tlv,
struct hal_rx_ppdu_info *ppdu_info)
{
struct hal_eht_sig_ndp_cmn_eb *eht_sig_ndp =
(struct hal_eht_sig_ndp_cmn_eb *)tlv;
ppdu_info->rx_status.eht_known |=
QDF_MON_STATUS_EHT_SPATIAL_REUSE_KNOWN |
QDF_MON_STATUS_EHT_EHT_LTF_KNOWN |
QDF_MON_STATUS_EHT_NDP_NSS_KNOWN |
QDF_MON_STATUS_EHT_NDP_BEAMFORMED_KNOWN |
QDF_MON_STATUS_EHT_NDP_DISREGARD_KNOWN |
QDF_MON_STATUS_EHT_CRC1_KNOWN |
QDF_MON_STATUS_EHT_TAIL1_KNOWN;
ppdu_info->rx_status.eht_data[0] |= (eht_sig_ndp->spatial_reuse <<
QDF_MON_STATUS_EHT_SPATIAL_REUSE_SHIFT);
/*
* GI and LTF size are separately indicated in radiotap header
* and hence will be parsed from other TLV
**/
ppdu_info->rx_status.eht_data[0] |= (eht_sig_ndp->num_ltf_sym <<
QDF_MON_STATUS_EHT_EHT_LTF_SHIFT);
ppdu_info->rx_status.eht_data[0] |= (0xF <<
QDF_MON_STATUS_EHT_NDP_DISREGARD_SHIFT);
ppdu_info->rx_status.eht_data[4] |= (eht_sig_ndp->nss <<
QDF_MON_STATUS_EHT_NDP_NSS_SHIFT);
ppdu_info->rx_status.eht_data[4] |= (eht_sig_ndp->beamformed <<
QDF_MON_STATUS_EHT_NDP_BEAMFORMED_SHIFT);
ppdu_info->rx_status.eht_data[0] |= (eht_sig_ndp->crc <<
QDF_MON_STATUS_EHT_CRC1_SHIFT);
return HAL_TLV_STATUS_PPDU_NOT_DONE;
}
static inline uint32_t
hal_rx_parse_eht_sig_non_ofdma(struct hal_soc *hal_soc, void *tlv,
struct hal_rx_ppdu_info *ppdu_info)
{
hal_rx_parse_usig_overflow(hal_soc, tlv, ppdu_info);
hal_rx_parse_non_ofdma_users(hal_soc, tlv, ppdu_info);
if (hal_rx_is_mu_mimo_user(hal_soc, ppdu_info))
hal_rx_parse_eht_sig_mumimo_user_info(hal_soc, tlv,
ppdu_info);
else
hal_rx_parse_eht_sig_non_mumimo_user_info(hal_soc, tlv,
ppdu_info);
return HAL_TLV_STATUS_PPDU_NOT_DONE;
}
static inline uint32_t
hal_rx_parse_eht_sig_ofdma(struct hal_soc *hal_soc, void *tlv,
struct hal_rx_ppdu_info *ppdu_info)
{
uint64_t *eht_sig_tlv = (uint64_t *)tlv;
void *user_info = (void *)(eht_sig_tlv + 2);
hal_rx_parse_usig_overflow(hal_soc, tlv, ppdu_info);
hal_rx_parse_ru_allocation(hal_soc, tlv, ppdu_info);
hal_rx_parse_eht_sig_non_mumimo_user_info(hal_soc, user_info,
ppdu_info);
return HAL_TLV_STATUS_PPDU_NOT_DONE;
}
static inline uint32_t
hal_rx_parse_eht_sig_hdr(struct hal_soc *hal_soc, uint8_t *tlv,
struct hal_rx_ppdu_info *ppdu_info)
{
ppdu_info->rx_status.eht_flags = 1;
if (hal_rx_is_frame_type_ndp(hal_soc, ppdu_info))
hal_rx_parse_eht_sig_ndp(hal_soc, tlv, ppdu_info);
else if (hal_rx_is_non_ofdma(hal_soc, ppdu_info))
hal_rx_parse_eht_sig_non_ofdma(hal_soc, tlv, ppdu_info);
else if (hal_rx_is_ofdma(hal_soc, ppdu_info))
hal_rx_parse_eht_sig_ofdma(hal_soc, tlv, ppdu_info);
return HAL_TLV_STATUS_PPDU_NOT_DONE;
}
/**
* hal_rx_status_get_tlv_info() - process receive info TLV
* @rx_tlv_hdr: pointer to TLV header
@@ -1676,6 +2003,8 @@ hal_rx_status_process_aggr_tlv(struct hal_soc *hal_soc,
switch (aggr_tlv_tag) {
case WIFIPHYRX_GENERIC_EHT_SIG_E:
hal_rx_parse_eht_sig_hdr(hal_soc, ppdu_info->tlv_aggr.buf,
ppdu_info);
break;
default:
/* Aggregated TLV cannot be handled */

103
hal/wifi3.0/hal_api_mon.h
View File

@@ -763,6 +763,107 @@ struct hal_mon_usig_hdr {
HAL_RX_MON_USIG_RX_INTEGRITY_CHECK_PASSED_MASK) >> \
HAL_RX_MON_USIG_RX_INTEGRITY_CHECK_PASSED_LSB)
/**
* enum hal_eht_bw: Reception bandwidth
* @HAL_EHT_BW_20: 20Mhz
* @HAL_EHT_BW_40: 40Mhz
* @HAL_EHT_BW_80: 80Mhz
* @HAL_EHT_BW_160: 160Mhz
* @HAL_EHT_BW_320_1: 320_1 band
* @HAL_EHT_BW_320_2: 320_2 band
*/
enum hal_eht_bw {
HAL_EHT_BW_20 = 0,
HAL_EHT_BW_40,
HAL_EHT_BW_80,
HAL_EHT_BW_160,
HAL_EHT_BW_320_1,
HAL_EHT_BW_320_2,
};
struct hal_eht_sig_mu_mimo_user_info {
uint32_t sta_id : 11,
mcs : 4,
coding : 1,
spatial_coding : 6,
crc : 4;
};
struct hal_eht_sig_non_mu_mimo_user_info {
uint32_t sta_id : 11,
mcs : 4,
validate : 1,
nss : 4,
beamformed : 1,
coding : 1,
crc : 4;
};
/**
* union hal_eht_sig_user_field: User field in EHTSIG
* @mu_mimo_usr: MU-MIMO user field information in EHTSIG
* @non_mu_mimo_usr: Non MU-MIMO user field information in EHTSIG
*/
union hal_eht_sig_user_field {
struct hal_eht_sig_mu_mimo_user_info mu_mimo_usr;
struct hal_eht_sig_non_mu_mimo_user_info non_mu_mimo_usr;
};
struct hal_eht_sig_ofdma_cmn_eb1 {
uint64_t spatial_reuse : 4,
gi_ltf : 2,
num_ltf_sym : 3,
ldpc_extra_sym : 1,
pre_fec_pad_factor : 2,
pe_disambiguity : 1,
disregard : 4,
ru_allocation1_1 : 9,
ru_allocation1_2 : 9,
crc : 4;
};
struct hal_eht_sig_ofdma_cmn_eb2 {
uint64_t ru_allocation2_1 : 9,
ru_allocation2_2 : 9,
ru_allocation2_3 : 9,
ru_allocation2_4 : 9,
ru_allocation2_5 : 9,
ru_allocation2_6 : 9,
crc : 4;
};
struct hal_eht_sig_cc_usig_overflow {
uint32_t spatial_reuse : 4,
gi_ltf : 2,
num_ltf_sym : 3,
ldpc_extra_sym : 1,
pre_fec_pad_factor : 2,
pe_disambiguity : 1,
disregard : 4;
};
struct hal_eht_sig_non_ofdma_cmn_eb {
uint32_t spatial_reuse : 4,
gi_ltf : 2,
num_ltf_sym : 3,
ldpc_extra_sym : 1,
pre_fec_pad_factor : 2,
pe_disambiguity : 1,
disregard : 4,
num_users : 3;
union hal_eht_sig_user_field user_field;
};
struct hal_eht_sig_ndp_cmn_eb {
uint32_t spatial_reuse : 4,
gi_ltf : 2,
num_ltf_sym : 3,
nss : 4,
beamformed : 1,
disregard : 2,
crc : 4;
};
#define HAL_RX_MON_MAX_AGGR_SIZE 128
/**
@@ -838,6 +939,8 @@ struct hal_rx_ppdu_info {
struct hal_rx_frm_type_info frm_type_info;
/* TLV aggregation metadata context */
struct hal_rx_tlv_aggr_info tlv_aggr;
/* EHT SIG user info */
uint32_t eht_sig_user_info;
};
static inline uint32_t