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mt76: connac: move mt76_connac2_mac_fill_rx_rate in connac module

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Rely on mt76_connac2_mac_fill_rx_rate routine in mt7921 driver.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi
2022-06-08 19:30:31 +02:00
committed by Felix Fietkau
parent 0880d40871
commit d832f5e738
4 changed files with 117 additions and 180 deletions
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4
drivers/net/wireless/mediatek/mt76/mt76_connac.h
View File

@@ -258,5 +258,9 @@ void mt76_connac2_mac_decode_he_radiotap(struct mt76_dev *dev,
__le32 *rxv, u32 mode);
int mt76_connac2_reverse_frag0_hdr_trans(struct ieee80211_vif *vif,
struct sk_buff *skb, u16 hdr_offset);
int mt76_connac2_mac_fill_rx_rate(struct mt76_dev *dev,
struct mt76_rx_status *status,
struct ieee80211_supported_band *sband,
__le32 *rxv, u8 *mode);
#endif /* __MT76_CONNAC_H */

105
drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c
View File

@@ -784,3 +784,108 @@ int mt76_connac2_reverse_frag0_hdr_trans(struct ieee80211_vif *vif,
return 0;
}
EXPORT_SYMBOL_GPL(mt76_connac2_reverse_frag0_hdr_trans);
int mt76_connac2_mac_fill_rx_rate(struct mt76_dev *dev,
struct mt76_rx_status *status,
struct ieee80211_supported_band *sband,
__le32 *rxv, u8 *mode)
{
u32 v0, v2;
u8 stbc, gi, bw, dcm, nss;
int i, idx;
bool cck = false;
v0 = le32_to_cpu(rxv[0]);
v2 = le32_to_cpu(rxv[2]);
idx = i = FIELD_GET(MT_PRXV_TX_RATE, v0);
nss = FIELD_GET(MT_PRXV_NSTS, v0) + 1;
if (!is_mt7915(dev)) {
stbc = FIELD_GET(MT_PRXV_HT_STBC, v0);
gi = FIELD_GET(MT_PRXV_HT_SGI, v0);
*mode = FIELD_GET(MT_PRXV_TX_MODE, v0);
if (is_mt7921(dev))
dcm = !!(idx & MT_PRXV_TX_DCM);
else
dcm = FIELD_GET(MT_PRXV_DCM, v0);
bw = FIELD_GET(MT_PRXV_FRAME_MODE, v0);
} else {
stbc = FIELD_GET(MT_CRXV_HT_STBC, v2);
gi = FIELD_GET(MT_CRXV_HT_SHORT_GI, v2);
*mode = FIELD_GET(MT_CRXV_TX_MODE, v2);
dcm = !!(idx & GENMASK(3, 0) & MT_PRXV_TX_DCM);
bw = FIELD_GET(MT_CRXV_FRAME_MODE, v2);
}
switch (*mode) {
case MT_PHY_TYPE_CCK:
cck = true;
fallthrough;
case MT_PHY_TYPE_OFDM:
i = mt76_get_rate(dev, sband, i, cck);
break;
case MT_PHY_TYPE_HT_GF:
case MT_PHY_TYPE_HT:
status->encoding = RX_ENC_HT;
if (gi)
status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
if (i > 31)
return -EINVAL;
break;
case MT_PHY_TYPE_VHT:
status->nss = nss;
status->encoding = RX_ENC_VHT;
if (gi)
status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
if (i > 11)
return -EINVAL;
break;
case MT_PHY_TYPE_HE_MU:
case MT_PHY_TYPE_HE_SU:
case MT_PHY_TYPE_HE_EXT_SU:
case MT_PHY_TYPE_HE_TB:
status->nss = nss;
status->encoding = RX_ENC_HE;
i &= GENMASK(3, 0);
if (gi <= NL80211_RATE_INFO_HE_GI_3_2)
status->he_gi = gi;
status->he_dcm = dcm;
break;
default:
return -EINVAL;
}
status->rate_idx = i;
switch (bw) {
case IEEE80211_STA_RX_BW_20:
break;
case IEEE80211_STA_RX_BW_40:
if (*mode & MT_PHY_TYPE_HE_EXT_SU &&
(idx & MT_PRXV_TX_ER_SU_106T)) {
status->bw = RATE_INFO_BW_HE_RU;
status->he_ru =
NL80211_RATE_INFO_HE_RU_ALLOC_106;
} else {
status->bw = RATE_INFO_BW_40;
}
break;
case IEEE80211_STA_RX_BW_80:
status->bw = RATE_INFO_BW_80;
break;
case IEEE80211_STA_RX_BW_160:
status->bw = RATE_INFO_BW_160;
break;
default:
return -EINVAL;
}
status->enc_flags |= RX_ENC_FLAG_STBC_MASK * stbc;
if (*mode < MT_PHY_TYPE_HE_SU && gi)
status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
return 0;
}
EXPORT_SYMBOL_GPL(mt76_connac2_mac_fill_rx_rate);

106
drivers/net/wireless/mediatek/mt76/mt7915/mac.c
View File

@@ -214,108 +214,6 @@ static void mt7915_mac_sta_poll(struct mt7915_dev *dev)
rcu_read_unlock();
}
static int
mt7915_mac_fill_rx_rate(struct mt7915_dev *dev,
struct mt76_rx_status *status,
struct ieee80211_supported_band *sband,
__le32 *rxv, u8 *mode)
{
u32 v0, v2;
u8 stbc, gi, bw, dcm, nss;
int i, idx;
bool cck = false;
v0 = le32_to_cpu(rxv[0]);
v2 = le32_to_cpu(rxv[2]);
idx = i = FIELD_GET(MT_PRXV_TX_RATE, v0);
nss = FIELD_GET(MT_PRXV_NSTS, v0) + 1;
if (!is_mt7915(&dev->mt76)) {
stbc = FIELD_GET(MT_PRXV_HT_STBC, v0);
gi = FIELD_GET(MT_PRXV_HT_SGI, v0);
*mode = FIELD_GET(MT_PRXV_TX_MODE, v0);
dcm = FIELD_GET(MT_PRXV_DCM, v0);
bw = FIELD_GET(MT_PRXV_FRAME_MODE, v0);
} else {
stbc = FIELD_GET(MT_CRXV_HT_STBC, v2);
gi = FIELD_GET(MT_CRXV_HT_SHORT_GI, v2);
*mode = FIELD_GET(MT_CRXV_TX_MODE, v2);
dcm = !!(idx & GENMASK(3, 0) & MT_PRXV_TX_DCM);
bw = FIELD_GET(MT_CRXV_FRAME_MODE, v2);
}
switch (*mode) {
case MT_PHY_TYPE_CCK:
cck = true;
fallthrough;
case MT_PHY_TYPE_OFDM:
i = mt76_get_rate(&dev->mt76, sband, i, cck);
break;
case MT_PHY_TYPE_HT_GF:
case MT_PHY_TYPE_HT:
status->encoding = RX_ENC_HT;
if (gi)
status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
if (i > 31)
return -EINVAL;
break;
case MT_PHY_TYPE_VHT:
status->nss = nss;
status->encoding = RX_ENC_VHT;
if (gi)
status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
if (i > 11)
return -EINVAL;
break;
case MT_PHY_TYPE_HE_MU:
case MT_PHY_TYPE_HE_SU:
case MT_PHY_TYPE_HE_EXT_SU:
case MT_PHY_TYPE_HE_TB:
status->nss = nss;
status->encoding = RX_ENC_HE;
i &= GENMASK(3, 0);
if (gi <= NL80211_RATE_INFO_HE_GI_3_2)
status->he_gi = gi;
status->he_dcm = dcm;
break;
default:
return -EINVAL;
}
status->rate_idx = i;
switch (bw) {
case IEEE80211_STA_RX_BW_20:
break;
case IEEE80211_STA_RX_BW_40:
if (*mode & MT_PHY_TYPE_HE_EXT_SU &&
(idx & MT_PRXV_TX_ER_SU_106T)) {
status->bw = RATE_INFO_BW_HE_RU;
status->he_ru =
NL80211_RATE_INFO_HE_RU_ALLOC_106;
} else {
status->bw = RATE_INFO_BW_40;
}
break;
case IEEE80211_STA_RX_BW_80:
status->bw = RATE_INFO_BW_80;
break;
case IEEE80211_STA_RX_BW_160:
status->bw = RATE_INFO_BW_160;
break;
default:
return -EINVAL;
}
status->enc_flags |= RX_ENC_FLAG_STBC_MASK * stbc;
if (*mode < MT_PHY_TYPE_HE_SU && gi)
status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
return 0;
}
static int
mt7915_mac_fill_rx(struct mt7915_dev *dev, struct sk_buff *skb)
{
@@ -508,8 +406,8 @@ mt7915_mac_fill_rx(struct mt7915_dev *dev, struct sk_buff *skb)
}
if (!is_mt7915(&dev->mt76) || (rxd1 & MT_RXD1_NORMAL_GROUP_5)) {
ret = mt7915_mac_fill_rx_rate(dev, status, sband, rxv,
&mode);
ret = mt76_connac2_mac_fill_rx_rate(&dev->mt76, status,
sband, rxv, &mode);
if (ret < 0)
return ret;
}

82
drivers/net/wireless/mediatek/mt76/mt7921/mac.c
View File

@@ -238,7 +238,7 @@ mt7921_mac_fill_rx(struct mt7921_dev *dev, struct sk_buff *skb)
struct mt7921_sta *msta;
u16 seq_ctrl = 0;
__le16 fc = 0;
u32 mode = 0;
u8 mode = 0;
int i, idx;
memset(status, 0, sizeof(*status));
@@ -380,9 +380,8 @@ mt7921_mac_fill_rx(struct mt7921_dev *dev, struct sk_buff *skb)
/* RXD Group 3 - P-RXV */
if (rxd1 & MT_RXD1_NORMAL_GROUP_3) {
u8 stbc, gi;
u32 v0, v1;
bool cck;
int ret;
rxv = rxd;
rxd += 2;
@@ -410,79 +409,10 @@ mt7921_mac_fill_rx(struct mt7921_dev *dev, struct sk_buff *skb)
status->chain_signal[i]);
}
stbc = FIELD_GET(MT_PRXV_HT_STBC, v0);
gi = FIELD_GET(MT_PRXV_HT_SGI, v0);
cck = false;
idx = i = FIELD_GET(MT_PRXV_TX_RATE, v0);
mode = FIELD_GET(MT_PRXV_TX_MODE, v0);
switch (mode) {
case MT_PHY_TYPE_CCK:
cck = true;
fallthrough;
case MT_PHY_TYPE_OFDM:
i = mt76_get_rate(&dev->mt76, sband, i, cck);
break;
case MT_PHY_TYPE_HT_GF:
case MT_PHY_TYPE_HT:
status->encoding = RX_ENC_HT;
if (i > 31)
return -EINVAL;
break;
case MT_PHY_TYPE_VHT:
status->nss =
FIELD_GET(MT_PRXV_NSTS, v0) + 1;
status->encoding = RX_ENC_VHT;
if (i > 11)
return -EINVAL;
break;
case MT_PHY_TYPE_HE_MU:
case MT_PHY_TYPE_HE_SU:
case MT_PHY_TYPE_HE_EXT_SU:
case MT_PHY_TYPE_HE_TB:
status->nss =
FIELD_GET(MT_PRXV_NSTS, v0) + 1;
status->encoding = RX_ENC_HE;
i &= GENMASK(3, 0);
if (gi <= NL80211_RATE_INFO_HE_GI_3_2)
status->he_gi = gi;
status->he_dcm = !!(idx & MT_PRXV_TX_DCM);
break;
default:
return -EINVAL;
}
status->rate_idx = i;
switch (FIELD_GET(MT_PRXV_FRAME_MODE, v0)) {
case IEEE80211_STA_RX_BW_20:
break;
case IEEE80211_STA_RX_BW_40:
if (mode & MT_PHY_TYPE_HE_EXT_SU &&
(idx & MT_PRXV_TX_ER_SU_106T)) {
status->bw = RATE_INFO_BW_HE_RU;
status->he_ru =
NL80211_RATE_INFO_HE_RU_ALLOC_106;
} else {
status->bw = RATE_INFO_BW_40;
}
break;
case IEEE80211_STA_RX_BW_80:
status->bw = RATE_INFO_BW_80;
break;
case IEEE80211_STA_RX_BW_160:
status->bw = RATE_INFO_BW_160;
break;
default:
return -EINVAL;
}
status->enc_flags |= RX_ENC_FLAG_STBC_MASK * stbc;
if (mode < MT_PHY_TYPE_HE_SU && gi)
status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
ret = mt76_connac2_mac_fill_rx_rate(&dev->mt76, status, sband,
rxv, &mode);
if (ret < 0)
return ret;
if (rxd1 & MT_RXD1_NORMAL_GROUP_5) {
rxd += 18;