2024-03-20 11:09:54

by Shayne Chen

[permalink] [raw]
Subject: [PATCH 04/10] wifi: mt76: connac: enable HW CSO module for mt7996

From: Howard Hsu <[email protected]>

For mt7996 chipsets, the HW CSO module can help to identify TCP traffic,
which assists the firmware in adjusting algorithms to improve overall
performance.

Signed-off-by: Howard Hsu <[email protected]>
Signed-off-by: Shayne Chen <[email protected]>
---
.../net/wireless/mediatek/mt76/mt76_connac_mcu.h | 7 +++++++
drivers/net/wireless/mediatek/mt76/mt7996/mcu.c | 14 ++++++++++++++
2 files changed, 21 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
index 657a4d1f856b..608deb47dada 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
@@ -610,6 +610,12 @@ struct sta_rec_ra_fixed {
u8 mmps_mode;
} __packed;

+struct sta_rec_tx_proc {
+ __le16 tag;
+ __le16 len;
+ __le32 flag;
+} __packed;
+
/* wtbl_rec */

struct wtbl_req_hdr {
@@ -777,6 +783,7 @@ struct wtbl_raw {
sizeof(struct sta_rec_ra_fixed) + \
sizeof(struct sta_rec_he_6g_capa) + \
sizeof(struct sta_rec_pn_info) + \
+ sizeof(struct sta_rec_tx_proc) + \
sizeof(struct tlv) + \
MT76_CONNAC_WTBL_UPDATE_MAX_SIZE)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index ddd93ec1dddd..744156655d9f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -1748,6 +1748,18 @@ mt7996_mcu_sta_bfee_tlv(struct mt7996_dev *dev, struct sk_buff *skb,
bfee->fb_identity_matrix = (nrow == 1 && tx_ant == 2);
}

+static void
+mt7996_mcu_sta_tx_proc_tlv(struct sk_buff *skb)
+{
+ struct sta_rec_tx_proc *tx_proc;
+ struct tlv *tlv;
+
+ tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_TX_PROC, sizeof(*tx_proc));
+
+ tx_proc = (struct sta_rec_tx_proc *)tlv;
+ tx_proc->flag = cpu_to_le32(0);
+}
+
static void
mt7996_mcu_sta_hdrt_tlv(struct mt7996_dev *dev, struct sk_buff *skb)
{
@@ -2159,6 +2171,8 @@ int mt7996_mcu_add_sta(struct mt7996_dev *dev, struct ieee80211_vif *vif,

/* starec hdr trans */
mt7996_mcu_sta_hdr_trans_tlv(dev, skb, vif, sta);
+ /* starec tx proc */
+ mt7996_mcu_sta_tx_proc_tlv(skb);

/* tag order is in accordance with firmware dependency. */
if (sta) {
--
2.39.2