[PATCH 09/13] wifi: mt76: mt7996: rework capability init
Shayne Chen
shayne.chen at mediatek.com
Mon Jan 9 08:57:27 PST 2023
Rework and extract common code of capability init for the preparation of
adding EHT capability.
Signed-off-by: Shayne Chen <shayne.chen at mediatek.com>
---
.../net/wireless/mediatek/mt76/mt7996/init.c | 296 ++++++++----------
1 file changed, 139 insertions(+), 157 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/init.c b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
index 6bcf2649d8df..73bee7df468d 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
@@ -37,8 +37,7 @@ static const struct ieee80211_iface_combination if_comb[] = {
BIT(NL80211_CHAN_WIDTH_20) |
BIT(NL80211_CHAN_WIDTH_40) |
BIT(NL80211_CHAN_WIDTH_80) |
- BIT(NL80211_CHAN_WIDTH_160) |
- BIT(NL80211_CHAN_WIDTH_80P80),
+ BIT(NL80211_CHAN_WIDTH_160),
}
};
@@ -572,11 +571,15 @@ mt7996_gen_ppe_thresh(u8 *he_ppet, int nss)
(0xff >> (8 - (ppet_bits - 1) % 8));
}
-static int
+static void
mt7996_init_he_caps(struct mt7996_phy *phy, enum nl80211_band band,
- struct ieee80211_sband_iftype_data *data)
+ struct ieee80211_sband_iftype_data *data,
+ enum nl80211_iftype iftype)
{
- int i, idx = 0, nss = hweight8(phy->mt76->antenna_mask);
+ struct ieee80211_sta_he_cap *he_cap = &data->he_cap;
+ struct ieee80211_he_cap_elem *he_cap_elem = &he_cap->he_cap_elem;
+ struct ieee80211_he_mcs_nss_supp *he_mcs = &he_cap->he_mcs_nss_supp;
+ int i, nss = hweight8(phy->mt76->antenna_mask);
u16 mcs_map = 0;
for (i = 0; i < 8; i++) {
@@ -586,179 +589,158 @@ mt7996_init_he_caps(struct mt7996_phy *phy, enum nl80211_band band,
mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2));
}
- for (i = 0; i < NUM_NL80211_IFTYPES; i++) {
- struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap;
- struct ieee80211_he_cap_elem *he_cap_elem =
- &he_cap->he_cap_elem;
- struct ieee80211_he_mcs_nss_supp *he_mcs =
- &he_cap->he_mcs_nss_supp;
-
- switch (i) {
- case NL80211_IFTYPE_STATION:
- case NL80211_IFTYPE_AP:
-#ifdef CONFIG_MAC80211_MESH
- case NL80211_IFTYPE_MESH_POINT:
-#endif
- break;
- default:
- continue;
- }
+ he_cap->has_he = true;
- data[idx].types_mask = BIT(i);
- he_cap->has_he = true;
+ he_cap_elem->mac_cap_info[0] = IEEE80211_HE_MAC_CAP0_HTC_HE;
+ he_cap_elem->mac_cap_info[3] = IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
+ IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3;
+ he_cap_elem->mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU;
- he_cap_elem->mac_cap_info[0] =
- IEEE80211_HE_MAC_CAP0_HTC_HE;
- he_cap_elem->mac_cap_info[3] =
- IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
- IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3;
- he_cap_elem->mac_cap_info[4] =
- IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU;
+ if (band == NL80211_BAND_2GHZ)
+ he_cap_elem->phy_cap_info[0] =
+ IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G;
+ else
+ he_cap_elem->phy_cap_info[0] =
+ IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G |
+ IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
+
+ he_cap_elem->phy_cap_info[1] = IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD;
+ he_cap_elem->phy_cap_info[2] = IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ |
+ IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ;
+
+ switch (iftype) {
+ case NL80211_IFTYPE_AP:
+ he_cap_elem->mac_cap_info[0] |= IEEE80211_HE_MAC_CAP0_TWT_RES;
+ he_cap_elem->mac_cap_info[2] |= IEEE80211_HE_MAC_CAP2_BSR;
+ he_cap_elem->mac_cap_info[4] |= IEEE80211_HE_MAC_CAP4_BQR;
+ he_cap_elem->mac_cap_info[5] |=
+ IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX;
+ he_cap_elem->phy_cap_info[3] |=
+ IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
+ IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
+ he_cap_elem->phy_cap_info[6] |=
+ IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
+ IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
+ he_cap_elem->phy_cap_info[9] |=
+ IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
+ IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU;
+ break;
+ case NL80211_IFTYPE_STATION:
+ he_cap_elem->mac_cap_info[1] |=
+ IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US;
if (band == NL80211_BAND_2GHZ)
- he_cap_elem->phy_cap_info[0] =
- IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G;
+ he_cap_elem->phy_cap_info[0] |=
+ IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G;
else
- he_cap_elem->phy_cap_info[0] =
- IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G |
- IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G |
- IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G;
+ he_cap_elem->phy_cap_info[0] |=
+ IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G;
+
+ he_cap_elem->phy_cap_info[1] |=
+ IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A |
+ IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US;
+ he_cap_elem->phy_cap_info[3] |=
+ IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
+ IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
+ he_cap_elem->phy_cap_info[6] |=
+ IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB |
+ IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
+ IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
+ he_cap_elem->phy_cap_info[7] |=
+ IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP |
+ IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI;
+ he_cap_elem->phy_cap_info[8] |=
+ IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G |
+ IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU |
+ IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU |
+ IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484;
+ he_cap_elem->phy_cap_info[9] |=
+ IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM |
+ IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK |
+ IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
+ IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU |
+ IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB |
+ IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB;
+ break;
+ default:
+ break;
+ }
- he_cap_elem->phy_cap_info[1] =
- IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD;
- he_cap_elem->phy_cap_info[2] =
- IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ |
- IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ;
+ he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map);
+ he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map);
+ he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map);
+ he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map);
+
+ mt7996_set_stream_he_txbf_caps(phy, he_cap, iftype);
+
+ memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres));
+ if (he_cap_elem->phy_cap_info[6] &
+ IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
+ mt7996_gen_ppe_thresh(he_cap->ppe_thres, nss);
+ } else {
+ he_cap_elem->phy_cap_info[9] |=
+ u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US,
+ IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
+ }
- switch (i) {
- case NL80211_IFTYPE_AP:
- he_cap_elem->mac_cap_info[0] |=
- IEEE80211_HE_MAC_CAP0_TWT_RES;
- he_cap_elem->mac_cap_info[2] |=
- IEEE80211_HE_MAC_CAP2_BSR;
- he_cap_elem->mac_cap_info[4] |=
- IEEE80211_HE_MAC_CAP4_BQR;
- he_cap_elem->mac_cap_info[5] |=
- IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX;
- he_cap_elem->phy_cap_info[3] |=
- IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
- IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
- he_cap_elem->phy_cap_info[6] |=
- IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
- IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
- he_cap_elem->phy_cap_info[9] |=
- IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
- IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU;
- break;
- case NL80211_IFTYPE_STATION:
- he_cap_elem->mac_cap_info[1] |=
- IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US;
-
- if (band == NL80211_BAND_2GHZ)
- he_cap_elem->phy_cap_info[0] |=
- IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G;
- else
- he_cap_elem->phy_cap_info[0] |=
- IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G;
-
- he_cap_elem->phy_cap_info[1] |=
- IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A |
- IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US;
- he_cap_elem->phy_cap_info[3] |=
- IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
- IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
- he_cap_elem->phy_cap_info[6] |=
- IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB |
- IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
- IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
- he_cap_elem->phy_cap_info[7] |=
- IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP |
- IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI;
- he_cap_elem->phy_cap_info[8] |=
- IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G |
- IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU |
- IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU |
- IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484;
- he_cap_elem->phy_cap_info[9] |=
- IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM |
- IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK |
- IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
- IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU |
- IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB |
- IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB;
- break;
- }
+ if (band == NL80211_BAND_6GHZ) {
+ u16 cap = IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS |
+ IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS;
- he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map);
- he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map);
- he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map);
- he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map);
- he_mcs->rx_mcs_80p80 = cpu_to_le16(mcs_map);
- he_mcs->tx_mcs_80p80 = cpu_to_le16(mcs_map);
-
- mt7996_set_stream_he_txbf_caps(phy, he_cap, i);
-
- memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres));
- if (he_cap_elem->phy_cap_info[6] &
- IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
- mt7996_gen_ppe_thresh(he_cap->ppe_thres, nss);
- } else {
- he_cap_elem->phy_cap_info[9] |=
- IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US;
- }
+ cap |= u16_encode_bits(IEEE80211_HT_MPDU_DENSITY_2,
+ IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) |
+ u16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K,
+ IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) |
+ u16_encode_bits(IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454,
+ IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN);
- if (band == NL80211_BAND_6GHZ) {
- u16 cap = IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS |
- IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS;
+ data->he_6ghz_capa.capa = cpu_to_le16(cap);
+ }
+}
- cap |= u16_encode_bits(IEEE80211_HT_MPDU_DENSITY_2,
- IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) |
- u16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K,
- IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) |
- u16_encode_bits(IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454,
- IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN);
+static void
+__mt7996_set_stream_he_caps(struct mt7996_phy *phy,
+ struct ieee80211_supported_band *sband,
+ enum nl80211_band band)
+{
+ struct ieee80211_sband_iftype_data *data = phy->iftype[band];
+ int i, n = 0;
- data[idx].he_6ghz_capa.capa = cpu_to_le16(cap);
+ for (i = 0; i < NUM_NL80211_IFTYPES; i++) {
+ switch (i) {
+ case NL80211_IFTYPE_STATION:
+ case NL80211_IFTYPE_AP:
+#ifdef CONFIG_MAC80211_MESH
+ case NL80211_IFTYPE_MESH_POINT:
+#endif
+ break;
+ default:
+ continue;
}
- idx++;
+ data[n].types_mask = BIT(i);
+ mt7996_init_he_caps(phy, band, &data[n], i);
+
+ n++;
}
- return idx;
+ sband->iftype_data = data;
+ sband->n_iftype_data = n;
}
void mt7996_set_stream_he_caps(struct mt7996_phy *phy)
{
- struct ieee80211_sband_iftype_data *data;
- struct ieee80211_supported_band *band;
- int n;
-
- if (phy->mt76->cap.has_2ghz) {
- data = phy->iftype[NL80211_BAND_2GHZ];
- n = mt7996_init_he_caps(phy, NL80211_BAND_2GHZ, data);
-
- band = &phy->mt76->sband_2g.sband;
- band->iftype_data = data;
- band->n_iftype_data = n;
- }
-
- if (phy->mt76->cap.has_5ghz) {
- data = phy->iftype[NL80211_BAND_5GHZ];
- n = mt7996_init_he_caps(phy, NL80211_BAND_5GHZ, data);
-
- band = &phy->mt76->sband_5g.sband;
- band->iftype_data = data;
- band->n_iftype_data = n;
- }
+ if (phy->mt76->cap.has_2ghz)
+ __mt7996_set_stream_he_caps(phy, &phy->mt76->sband_2g.sband,
+ NL80211_BAND_2GHZ);
- if (phy->mt76->cap.has_6ghz) {
- data = phy->iftype[NL80211_BAND_6GHZ];
- n = mt7996_init_he_caps(phy, NL80211_BAND_6GHZ, data);
+ if (phy->mt76->cap.has_5ghz)
+ __mt7996_set_stream_he_caps(phy, &phy->mt76->sband_5g.sband,
+ NL80211_BAND_5GHZ);
- band = &phy->mt76->sband_6g.sband;
- band->iftype_data = data;
- band->n_iftype_data = n;
- }
+ if (phy->mt76->cap.has_6ghz)
+ __mt7996_set_stream_he_caps(phy, &phy->mt76->sband_6g.sband,
+ NL80211_BAND_6GHZ);
}
int mt7996_register_device(struct mt7996_dev *dev)
--
2.25.1
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