From faaaf4ee3fc3f230cc3c039f114296f12e00e98c Mon Sep 17 00:00:00 2001
From: Henry Yen <henry.yen@mediatek.com>
Date: Wed, 6 Mar 2024 12:42:06 +0800
Subject: [PATCH] wifi: mt76: mt7915: remove unnecessary register settings

Remove unnecessary register settings from the driver layer,
and let firmware take over the configuration control.

Signed-off-by: Henry.Yen <henry.yen@mediatek.com>
---
 mt7915/init.c | 35 -----------------------------------
 mt7915/mac.c  | 43 +------------------------------------------
 2 files changed, 1 insertion(+), 77 deletions(-)

diff --git a/mt7915/init.c b/mt7915/init.c
index bb6b746..3f7a5ff 100644
--- a/mt7915/init.c
+++ b/mt7915/init.c
@@ -488,30 +488,6 @@ mt7915_mac_init_band(struct mt7915_dev *dev, u8 band)
 {
 	u32 mask, set;
 
-	mt76_rmw_field(dev, MT_TMAC_CTCR0(band),
-		       MT_TMAC_CTCR0_INS_DDLMT_REFTIME, 0x3f);
-	mt76_set(dev, MT_TMAC_CTCR0(band),
-		 MT_TMAC_CTCR0_INS_DDLMT_VHT_SMPDU_EN |
-		 MT_TMAC_CTCR0_INS_DDLMT_EN);
-
-	mask = MT_MDP_RCFR0_MCU_RX_MGMT |
-	       MT_MDP_RCFR0_MCU_RX_CTL_NON_BAR |
-	       MT_MDP_RCFR0_MCU_RX_CTL_BAR;
-	set = FIELD_PREP(MT_MDP_RCFR0_MCU_RX_MGMT, MT_MDP_TO_HIF) |
-	      FIELD_PREP(MT_MDP_RCFR0_MCU_RX_CTL_NON_BAR, MT_MDP_TO_HIF) |
-	      FIELD_PREP(MT_MDP_RCFR0_MCU_RX_CTL_BAR, MT_MDP_TO_HIF);
-	mt76_rmw(dev, MT_MDP_BNRCFR0(band), mask, set);
-
-	mask = MT_MDP_RCFR1_MCU_RX_BYPASS |
-	       MT_MDP_RCFR1_RX_DROPPED_UCAST |
-	       MT_MDP_RCFR1_RX_DROPPED_MCAST;
-	set = FIELD_PREP(MT_MDP_RCFR1_MCU_RX_BYPASS, MT_MDP_TO_HIF) |
-	      FIELD_PREP(MT_MDP_RCFR1_RX_DROPPED_UCAST, MT_MDP_TO_HIF) |
-	      FIELD_PREP(MT_MDP_RCFR1_RX_DROPPED_MCAST, MT_MDP_TO_HIF);
-	mt76_rmw(dev, MT_MDP_BNRCFR1(band), mask, set);
-
-	mt76_rmw_field(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_MAX_RX_LEN, 0x680);
-
 	/* mt7915: disable rx rate report by default due to hw issues */
 	mt76_clear(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_RXD_G5_EN);
 
@@ -614,23 +590,12 @@ mt7915_init_led_mux(struct mt7915_dev *dev)
 void mt7915_mac_init(struct mt7915_dev *dev)
 {
 	int i;
-	u32 rx_len = is_mt7915(&dev->mt76) ? 0x400 : 0x680;
-
-	/* config pse qid6 wfdma port selection */
-	if (!is_mt7915(&dev->mt76) && dev->hif2)
-		mt76_rmw(dev, MT_WF_PP_TOP_RXQ_WFDMA_CF_5, 0,
-			 MT_WF_PP_TOP_RXQ_QID6_WFDMA_HIF_SEL_MASK);
-
-	mt76_rmw_field(dev, MT_MDP_DCR1, MT_MDP_DCR1_MAX_RX_LEN, rx_len);
 
 	if (!is_mt7915(&dev->mt76))
 		mt76_clear(dev, MT_MDP_DCR2, MT_MDP_DCR2_RX_TRANS_SHORT);
 	else
 		mt76_clear(dev, MT_PLE_HOST_RPT0, MT_PLE_HOST_RPT0_TX_LATENCY);
 
-	/* enable hardware de-agg */
-	mt76_set(dev, MT_MDP_DCR0, MT_MDP_DCR0_DAMSDU_EN);
-
 	for (i = 0; i < mt7915_wtbl_size(dev); i++)
 		mt7915_mac_wtbl_update(dev, i,
 				       MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
diff --git a/mt7915/mac.c b/mt7915/mac.c
index ac45e1b..ec8bdd4 100644
--- a/mt7915/mac.c
+++ b/mt7915/mac.c
@@ -1241,61 +1241,20 @@ void mt7915_mac_reset_counters(struct mt7915_phy *phy)
 
 void mt7915_mac_set_timing(struct mt7915_phy *phy)
 {
-	s16 coverage_class = phy->coverage_class;
 	struct mt7915_dev *dev = phy->dev;
-	struct mt7915_phy *ext_phy = mt7915_ext_phy(dev);
-	u32 val, reg_offset;
-	u32 cck = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 231) |
-		  FIELD_PREP(MT_TIMEOUT_VAL_CCA, 48);
-	u32 ofdm = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 60) |
-		   FIELD_PREP(MT_TIMEOUT_VAL_CCA, 28);
+	u32 val;
 	u8 band = phy->mt76->band_idx;
-	int eifs_ofdm = 360, sifs = 10, offset;
 	bool a_band = !(phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ);
 
 	if (!test_bit(MT76_STATE_RUNNING, &phy->mt76->state))
 		return;
 
-	if (ext_phy)
-		coverage_class = max_t(s16, dev->phy.coverage_class,
-				       ext_phy->coverage_class);
-
-	mt76_set(dev, MT_ARB_SCR(band),
-		 MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE);
-	udelay(1);
-
-	offset = 3 * coverage_class;
-	reg_offset = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, offset) |
-		     FIELD_PREP(MT_TIMEOUT_VAL_CCA, offset);
-
-	if (!is_mt7915(&dev->mt76)) {
-		if (!a_band) {
-			mt76_wr(dev, MT_TMAC_ICR1(band),
-				FIELD_PREP(MT_IFS_EIFS_CCK, 314));
-			eifs_ofdm = 78;
-		} else {
-			eifs_ofdm = 84;
-		}
-	} else if (a_band) {
-		sifs = 16;
-	}
-
-	mt76_wr(dev, MT_TMAC_CDTR(band), cck + reg_offset);
-	mt76_wr(dev, MT_TMAC_ODTR(band), ofdm + reg_offset);
-	mt76_wr(dev, MT_TMAC_ICR0(band),
-		FIELD_PREP(MT_IFS_EIFS_OFDM, eifs_ofdm) |
-		FIELD_PREP(MT_IFS_RIFS, 2) |
-		FIELD_PREP(MT_IFS_SIFS, sifs) |
-		FIELD_PREP(MT_IFS_SLOT, phy->slottime));
-
 	if (phy->slottime < 20 || a_band)
 		val = MT7915_CFEND_RATE_DEFAULT;
 	else
 		val = MT7915_CFEND_RATE_11B;
 
 	mt76_rmw_field(dev, MT_AGG_ACR0(band), MT_AGG_ACR_CFEND_RATE, val);
-	mt76_clear(dev, MT_ARB_SCR(band),
-		   MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE);
 }
 
 void mt7915_mac_enable_nf(struct mt7915_dev *dev, bool band)
-- 
2.18.0