[PATCH v4 5/8] mt76: mt7915: rework starec TLV tags
Shayne Chen
shayne.chen at mediatek.com
Thu Sep 9 01:15:09 PDT 2021
Rework starec tags to the order which firmware expected. This also fixes
some weird behaviors when generating txcmd for HE-MU.
Co-developed-by: Ryder Lee <ryder.lee at mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee at mediatek.com>
Signed-off-by: Shayne Chen <shayne.chen at mediatek.com>
---
v2: add b/mcast wcid to drr group
---
.../net/wireless/mediatek/mt76/mt7915/main.c | 3 +-
.../net/wireless/mediatek/mt76/mt7915/mcu.c | 232 +++++++-----------
.../net/wireless/mediatek/mt76/mt7915/mcu.h | 1 +
.../wireless/mediatek/mt76/mt7915/mt7915.h | 2 -
4 files changed, 95 insertions(+), 143 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
index 0aea6272fd14..bfb52514ae4b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
@@ -635,7 +635,7 @@ int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
if (ret)
return ret;
- return mt7915_mcu_add_sta_adv(dev, vif, sta, true);
+ return mt7915_mcu_add_rate_ctrl(dev, vif, sta, false);
}
void mt7915_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
@@ -644,7 +644,6 @@ void mt7915_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
- mt7915_mcu_add_sta_adv(dev, vif, sta, false);
mt7915_mcu_add_sta(dev, vif, sta, false);
mt7915_mac_wtbl_update(dev, msta->wcid.idx,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
index fa4a98e59f77..a801df6e6996 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -1322,14 +1322,16 @@ mt7915_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
{
struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
- struct ieee80211_sta_he_cap *he_cap = &sta->he_cap;
- struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem;
+ struct ieee80211_he_cap_elem *elem = &sta->he_cap.he_cap_elem;
enum nl80211_band band = msta->vif->phy->mt76->chandef.chan->band;
const u16 *mcs_mask = msta->vif->bitrate_mask.control[band].he_mcs;
struct sta_rec_he *he;
struct tlv *tlv;
u32 cap = 0;
+ if (!sta->he_cap.has_he)
+ return;
+
tlv = mt7915_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he));
he = (struct sta_rec_he *)tlv;
@@ -1494,11 +1496,13 @@ mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
struct ieee80211_vif *vif)
{
struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
- struct ieee80211_sta_he_cap *he_cap = &sta->he_cap;
- struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem;
+ struct ieee80211_he_cap_elem *elem = &sta->he_cap.he_cap_elem;
struct sta_rec_muru *muru;
struct tlv *tlv;
+ if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he)
+ return;
+
tlv = mt7915_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru));
muru = (struct sta_rec_muru *)tlv;
@@ -1543,12 +1547,27 @@ mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]);
}
+static void
+mt7915_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
+{
+ struct sta_rec_ht *ht;
+ struct tlv *tlv;
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht));
+
+ ht = (struct sta_rec_ht *)tlv;
+ ht->ht_cap = cpu_to_le16(sta->ht_cap.cap);
+}
+
static void
mt7915_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
{
struct sta_rec_vht *vht;
struct tlv *tlv;
+ if (!sta->vht_cap.vht_supported)
+ return;
+
tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht));
vht = (struct sta_rec_vht *)tlv;
@@ -1558,12 +1577,17 @@ mt7915_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
}
static void
-mt7915_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
+mt7915_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
{
struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
struct sta_rec_amsdu *amsdu;
struct tlv *tlv;
+ if (vif->type != NL80211_IFTYPE_STATION &&
+ vif->type != NL80211_IFTYPE_AP)
+ return;
+
if (!sta->max_amsdu_len)
return;
@@ -1576,44 +1600,6 @@ mt7915_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
msta->wcid.amsdu = true;
}
-static bool
-mt7915_hw_amsdu_supported(struct ieee80211_vif *vif)
-{
- switch (vif->type) {
- case NL80211_IFTYPE_AP:
- case NL80211_IFTYPE_STATION:
- return true;
- default:
- return false;
- }
-}
-
-static void
-mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
- struct ieee80211_sta *sta, struct ieee80211_vif *vif)
-{
- struct tlv *tlv;
-
- /* starec ht */
- if (sta->ht_cap.ht_supported) {
- struct sta_rec_ht *ht;
-
- tlv = mt7915_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht));
- ht = (struct sta_rec_ht *)tlv;
- ht->ht_cap = cpu_to_le16(sta->ht_cap.cap);
-
- if (mt7915_hw_amsdu_supported(vif))
- mt7915_mcu_sta_amsdu_tlv(skb, sta);
- }
-
- /* starec he */
- if (sta->he_cap.has_he)
- mt7915_mcu_sta_he_tlv(skb, sta, vif);
-
- /* starec uapsd */
- mt7915_mcu_sta_uapsd_tlv(skb, sta, vif);
-}
-
static void
mt7915_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
void *sta_wtbl, void *wtbl_tlv)
@@ -1624,9 +1610,7 @@ mt7915_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps),
wtbl_tlv, sta_wtbl);
smps = (struct wtbl_smps *)tlv;
-
- if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC)
- smps->smps = true;
+ smps->smps = (sta->smps_mode == IEEE80211_SMPS_DYNAMIC);
}
static void
@@ -1700,6 +1684,32 @@ mt7915_mcu_wtbl_hdr_trans_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
}
}
+static int
+mt7915_mcu_sta_wtbl_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
+ struct ieee80211_vif *vif, struct ieee80211_sta *sta)
+{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct mt7915_sta *msta;
+ struct wtbl_req_hdr *wtbl_hdr;
+ struct tlv *tlv;
+
+ msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta;
+
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
+ wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET,
+ tlv, &skb);
+ if (IS_ERR(wtbl_hdr))
+ return PTR_ERR(wtbl_hdr);
+
+ mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, tlv, wtbl_hdr);
+ mt7915_mcu_wtbl_hdr_trans_tlv(skb, vif, sta, tlv, wtbl_hdr);
+
+ if (sta)
+ mt7915_mcu_wtbl_ht_tlv(skb, vif, sta, tlv, wtbl_hdr);
+
+ return 0;
+}
+
int mt7915_mcu_sta_update_hdr_trans(struct mt7915_dev *dev,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
@@ -2019,28 +2029,6 @@ mt7915_mcu_sta_bfee_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
bfee->fb_identity_matrix = (nrow == 1 && tx_ant == 2);
}
-static int
-mt7915_mcu_add_txbf(struct mt7915_dev *dev, struct ieee80211_vif *vif,
- struct ieee80211_sta *sta, bool enable)
-{
- struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
- struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
- struct sk_buff *skb;
-
- skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
- MT7915_STA_UPDATE_MAX_SIZE);
- if (IS_ERR(skb))
- return PTR_ERR(skb);
-
- /* starec bf */
- mt7915_mcu_sta_bfer_tlv(dev, skb, vif, sta);
- /* starec bfee */
- mt7915_mcu_sta_bfee_tlv(dev, skb, vif, sta);
-
- return mt76_mcu_skb_send_msg(&dev->mt76, skb,
- MCU_EXT_CMD(STA_REC_UPDATE), true);
-}
-
int mt7915_mcu_set_fixed_rate_ctrl(struct mt7915_dev *dev,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
@@ -2279,7 +2267,7 @@ int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif,
* control, so when dev->rc_work changes the settings driver should
* update sta_rec_he here as well.
*/
- if (sta->he_cap.has_he && changed)
+ if (changed)
mt7915_mcu_sta_he_tlv(skb, sta, vif);
/* sta_rec_ra accommodates BW, NSS and only MCS range format
@@ -2305,7 +2293,7 @@ mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif,
{
#define MT_STA_BSS_GROUP 1
struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
- struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+ struct mt7915_sta *msta;
struct {
__le32 action;
u8 wlan_idx_lo;
@@ -2316,76 +2304,24 @@ mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif,
u8 rsv1[8];
} __packed req = {
.action = cpu_to_le32(MT_STA_BSS_GROUP),
- .wlan_idx_lo = to_wcid_lo(msta->wcid.idx),
- .wlan_idx_hi = to_wcid_hi(msta->wcid.idx),
.val = cpu_to_le32(mvif->idx % 16),
};
+ msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta;
+ req.wlan_idx_lo = to_wcid_lo(msta->wcid.idx);
+ req.wlan_idx_hi = to_wcid_hi(msta->wcid.idx);
+
return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_DRR_CTRL), &req,
sizeof(req), true);
}
-static int
-mt7915_mcu_add_mu(struct mt7915_dev *dev, struct ieee80211_vif *vif,
- struct ieee80211_sta *sta)
-{
- struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
- struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
- struct sk_buff *skb;
- int len, ret;
-
- if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he)
- return 0;
-
- ret = mt7915_mcu_add_group(dev, vif, sta);
- if (ret)
- return ret;
-
- len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_muru) +
- sizeof(struct sta_rec_vht);
- skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len);
- if (IS_ERR(skb))
- return PTR_ERR(skb);
-
- /* wait until TxBF and MU ready to update stare vht */
-
- /* starec muru */
- mt7915_mcu_sta_muru_tlv(skb, sta, vif);
- /* starec vht */
- mt7915_mcu_sta_vht_tlv(skb, sta);
-
- return mt76_mcu_skb_send_msg(&dev->mt76, skb,
- MCU_EXT_CMD(STA_REC_UPDATE), true);
-}
-
-int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif,
- struct ieee80211_sta *sta, bool enable)
-{
- int ret;
-
- if (!sta)
- return 0;
-
- /* must keep the order */
- ret = mt7915_mcu_add_txbf(dev, vif, sta, enable);
- if (ret || !enable)
- return ret;
-
- ret = mt7915_mcu_add_mu(dev, vif, sta);
- if (ret)
- return ret;
-
- return mt7915_mcu_add_rate_ctrl(dev, vif, sta, false);
-}
-
int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable)
{
struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
- struct wtbl_req_hdr *wtbl_hdr;
struct mt7915_sta *msta;
- struct tlv *sta_wtbl;
struct sk_buff *skb;
+ int ret;
msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta;
@@ -2394,24 +2330,42 @@ int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
if (IS_ERR(skb))
return PTR_ERR(skb);
+ /* starec basic */
mt7915_mcu_sta_basic_tlv(skb, vif, sta, enable);
- if (enable && sta)
- mt7915_mcu_sta_tlv(dev, skb, sta, vif);
+ if (!enable)
+ goto out;
- sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
+ /* tag order is in accordance with firmware dependency. */
+ if (sta && sta->ht_cap.ht_supported) {
+ /* starec bfer */
+ mt7915_mcu_sta_bfer_tlv(dev, skb, vif, sta);
+ /* starec ht */
+ mt7915_mcu_sta_ht_tlv(skb, sta);
+ /* starec vht */
+ mt7915_mcu_sta_vht_tlv(skb, sta);
+ /* starec uapsd */
+ mt7915_mcu_sta_uapsd_tlv(skb, sta, vif);
+ }
- wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET,
- sta_wtbl, &skb);
- if (IS_ERR(wtbl_hdr))
- return PTR_ERR(wtbl_hdr);
+ ret = mt7915_mcu_sta_wtbl_tlv(dev, skb, vif, sta);
+ if (ret)
+ return ret;
- if (enable) {
- mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr);
- mt7915_mcu_wtbl_hdr_trans_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr);
- if (sta)
- mt7915_mcu_wtbl_ht_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr);
+ if (sta && sta->ht_cap.ht_supported) {
+ /* starec amsdu */
+ mt7915_mcu_sta_amsdu_tlv(skb, vif, sta);
+ /* starec he */
+ mt7915_mcu_sta_he_tlv(skb, sta, vif);
+ /* starec muru */
+ mt7915_mcu_sta_muru_tlv(skb, sta, vif);
+ /* starec bfee */
+ mt7915_mcu_sta_bfee_tlv(dev, skb, vif, sta);
}
+ ret = mt7915_mcu_add_group(dev, vif, sta);
+ if (ret)
+ return ret;
+out:
return mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_EXT_CMD(STA_REC_UPDATE), true);
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h
index d604a39f8413..6344faf3f394 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h
@@ -1104,6 +1104,7 @@ enum {
sizeof(struct sta_rec_vht) + \
sizeof(struct sta_rec_uapsd) + \
sizeof(struct sta_rec_amsdu) + \
+ sizeof(struct sta_rec_muru) + \
sizeof(struct sta_rec_bfee) + \
sizeof(struct tlv) + \
MT7915_WTBL_UPDATE_MAX_SIZE)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
index d68e345765e8..f8f0bb3ca7cd 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
@@ -304,8 +304,6 @@ int mt7915_mcu_add_bss_info(struct mt7915_phy *phy,
struct ieee80211_vif *vif, int enable);
int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, bool enable);
-int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif,
- struct ieee80211_sta *sta, bool enable);
int mt7915_mcu_sta_update_hdr_trans(struct mt7915_dev *dev,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
--
2.25.1
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