Commit 06acdd38 authored by Ryder Lee's avatar Ryder Lee Committed by Felix Fietkau
Browse files

mt76: mt7915: add spatial reuse support 



Enable or disable OBSS PD when the bss config changes or we
assoc to an AP that broadcasts the IE.

With this patch, we can get ~20% gain in OBSS OTA environment.

Tested-by: default avatarEvelyn Tsai <evelyn.tsai@mediatek.com>
Signed-off-by: default avatarRyder Lee <ryder.lee@mediatek.com>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 802b836a

drivers/net/wireless/mediatek/mt76/mt7915/main.c

+6 −1
Original line number Diff line number Diff line
@@ -437,8 +437,10 @@ static void mt7915_bss_info_changed(struct ieee80211_hw *hw, 
		mt7915_mcu_add_sta(dev, vif, NULL, join);

	}



	if (changed & BSS_CHANGED_ASSOC)

	if (changed & BSS_CHANGED_ASSOC) {

		mt7915_mcu_add_bss_info(phy, vif, info->assoc);

		mt7915_mcu_add_obss_spr(dev, vif, info->he_obss_pd.enable);

	}



	if (changed & BSS_CHANGED_ERP_SLOT) {

		int slottime = info->use_short_slot ? 9 : 20;
@@ -458,6 +460,9 @@ static void mt7915_bss_info_changed(struct ieee80211_hw *hw, 
	if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED))

		mt7915_mcu_set_tx(dev, vif);



	if (changed & BSS_CHANGED_HE_OBSS_PD)

		mt7915_mcu_add_obss_spr(dev, vif, info->he_obss_pd.enable);



	if (changed & (BSS_CHANGED_BEACON |

		       BSS_CHANGED_BEACON_ENABLED))

		mt7915_mcu_add_beacon(hw, vif, info->enable_beacon);

drivers/net/wireless/mediatek/mt76/mt7915/mcu.c

+25 −0
Original line number Diff line number Diff line
@@ -3159,3 +3159,28 @@ int mt7915_mcu_set_txbf_sounding(struct mt7915_dev *dev) 
	return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION,

				   &req, sizeof(req), true);

}



int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif,

			    bool enable)

{

#define MT_SPR_ENABLE		1

	struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;

	struct {

		u8 action;

		u8 arg_num;

		u8 band_idx;

		u8 status;

		u8 drop_tx_idx;

		u8 sta_idx;	/* 256 sta */

		u8 rsv[2];

		u32 val;

	} __packed req = {

		.action = MT_SPR_ENABLE,

		.arg_num = 1,

		.band_idx = mvif->band_idx,

		.val = enable,

	};



	return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SPR,

				   &req, sizeof(req), true);

}

drivers/net/wireless/mediatek/mt76/mt7915/mcu.h

+1 −0
Original line number Diff line number Diff line
@@ -212,6 +212,7 @@ enum { 
	MCU_EXT_CMD_RATE_CTRL = 0x87,

	MCU_EXT_CMD_FW_DBG_CTRL = 0x95,

	MCU_EXT_CMD_SET_RDD_TH = 0x9d,

	MCU_EXT_CMD_SET_SPR = 0xa8,

};



enum {

drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h

+2 −0
Original line number Diff line number Diff line
@@ -301,6 +301,8 @@ int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif, 
		       enum set_key_cmd cmd);

int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif,

			  int enable);

int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif,

                            bool enable);

int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif,

			     struct ieee80211_sta *sta);

int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif,

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