From patchwork Mon Dec 20 02:17:58 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bo Jiao X-Patchwork-Id: 526317 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 32FCFC4332F for ; Mon, 20 Dec 2021 02:18:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237215AbhLTCSX (ORCPT ); Sun, 19 Dec 2021 21:18:23 -0500 Received: from mailgw01.mediatek.com ([60.244.123.138]:50988 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S237198AbhLTCST (ORCPT ); Sun, 19 Dec 2021 21:18:19 -0500 X-UUID: 8d8c717fafcf4b3cbf843f91e7c3cdb4-20211220 X-UUID: 8d8c717fafcf4b3cbf843f91e7c3cdb4-20211220 Received: from mtkmbs10n2.mediatek.inc [(172.21.101.183)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 695052912; Mon, 20 Dec 2021 10:18:16 +0800 Received: from MTKMBS34N1.mediatek.inc (172.27.4.172) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.15; Mon, 20 Dec 2021 10:18:15 +0800 Received: from MTKCAS32.mediatek.inc (172.27.4.184) by MTKMBS34N1.mediatek.inc (172.27.4.172) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 20 Dec 2021 10:18:13 +0800 Received: from mcddlt001.gcn.mediatek.inc (10.19.240.15) by MTKCAS32.mediatek.inc (172.27.4.170) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 20 Dec 2021 10:18:12 +0800 From: Bo Jiao To: Felix Fietkau CC: linux-wireless , Ryder Lee , Xing Song , Sujuan Chen , Shayne Chen , "Evelyn Tsai" , linux-mediatek , Bo Jiao Subject: [PATCH v4 06/12] mt76: mt7915: rework eeprom.c to adapt mt7916 changes Date: Mon, 20 Dec 2021 10:17:58 +0800 Message-ID: <412d884f01553d3fcb4ff12e8530e5893be4a14c.1639965732.git.Bo.Jiao@mediatek.com> X-Mailer: git-send-email 2.17.0 In-Reply-To: References: MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Bo Jiao This is an intermediate patch to add mt7916 support. Co-developed-by: Sujuan Chen Signed-off-by: Sujuan Chen Co-developed-by: Ryder Lee Signed-off-by: Ryder Lee Signed-off-by: Bo Jiao --- v2: - extend mac address from main phy mac address for ext phy when ext phy mac address is invalid. --- .../wireless/mediatek/mt76/mt7915/eeprom.c | 76 ++++++++++++++----- .../wireless/mediatek/mt76/mt7915/eeprom.h | 9 ++- .../net/wireless/mediatek/mt76/mt7915/init.c | 55 ++++++++++---- .../wireless/mediatek/mt76/mt7915/mt7915.h | 3 +- 4 files changed, 106 insertions(+), 37 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c index edd74d0..40dcbeb 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c @@ -10,6 +10,7 @@ static int mt7915_eeprom_load_precal(struct mt7915_dev *dev) struct mt76_dev *mdev = &dev->mt76; u8 *eeprom = mdev->eeprom.data; u32 val = eeprom[MT_EE_DO_PRE_CAL]; + u32 offs; if (!dev->flash_mode) return 0; @@ -22,7 +23,9 @@ static int mt7915_eeprom_load_precal(struct mt7915_dev *dev) if (!dev->cal) return -ENOMEM; - return mt76_get_of_eeprom(mdev, dev->cal, MT_EE_PRECAL, val); + offs = is_mt7915(&dev->mt76) ? MT_EE_PRECAL : MT_EE_PRECAL_V2; + + return mt76_get_of_eeprom(mdev, dev->cal, offs, val); } static int mt7915_check_eeprom(struct mt7915_dev *dev) @@ -98,7 +101,7 @@ static int mt7915_eeprom_load(struct mt7915_dev *dev) return mt7915_check_eeprom(dev); } -void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy) +static void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy) { struct mt7915_dev *dev = phy->dev; bool ext_phy = phy != &dev->phy; @@ -124,32 +127,55 @@ void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy) } } -static void mt7915_eeprom_parse_hw_cap(struct mt7915_dev *dev) +void mt7915_eeprom_parse_hw_cap(struct mt7915_dev *dev, + struct mt7915_phy *phy) { u8 nss, nss_band, *eeprom = dev->mt76.eeprom.data; + struct mt76_phy *mphy = phy->mt76; + bool ext_phy = phy != &dev->phy; + + mt7915_eeprom_parse_band_config(phy); - mt7915_eeprom_parse_band_config(&dev->phy); + /* read tx/rx mask from eeprom */ + if (is_mt7915(&dev->mt76)) { + nss = FIELD_GET(MT_EE_WIFI_CONF0_TX_PATH, + eeprom[MT_EE_WIFI_CONF]); + } else { + nss = FIELD_GET(MT_EE_WIFI_CONF0_TX_PATH, + eeprom[MT_EE_WIFI_CONF + ext_phy]); + } - /* read tx mask from eeprom */ - nss = FIELD_GET(MT_EE_WIFI_CONF0_TX_PATH, eeprom[MT_EE_WIFI_CONF]); if (!nss || nss > 4) nss = 4; + /* read tx/rx stream */ nss_band = nss; - if (dev->dbdc_support) { - nss_band = FIELD_GET(MT_EE_WIFI_CONF3_TX_PATH_B0, - eeprom[MT_EE_WIFI_CONF + 3]); + if (is_mt7915(&dev->mt76)) { + nss_band = FIELD_GET(MT_EE_WIFI_CONF3_TX_PATH_B0, + eeprom[MT_EE_WIFI_CONF + 3]); + if (ext_phy) + nss_band = FIELD_GET(MT_EE_WIFI_CONF3_TX_PATH_B1, + eeprom[MT_EE_WIFI_CONF + 3]); + } else { + nss_band = FIELD_GET(MT_EE_WIFI_CONF_STREAM_NUM, + eeprom[MT_EE_WIFI_CONF + 2 + ext_phy]); + } + if (!nss_band || nss_band > 2) nss_band = 2; + } - if (nss_band >= nss) - nss = 4; + if (nss_band > nss) { + dev_err(dev->mt76.dev, + "nss mismatch, nss(%d) nss_band(%d) ext_phy(%d)\n", + nss, nss_band, ext_phy); + nss = nss_band; } - dev->chainmask = BIT(nss) - 1; - dev->mphy.antenna_mask = BIT(nss_band) - 1; - dev->mphy.chainmask = dev->mphy.antenna_mask; + mphy->chainmask = ext_phy ? (BIT(nss_band) - 1) << 2 : (BIT(nss_band) - 1); + mphy->antenna_mask = BIT(hweight8(mphy->chainmask)) - 1; + dev->chainmask |= mphy->chainmask; } int mt7915_eeprom_init(struct mt7915_dev *dev) @@ -171,7 +197,7 @@ int mt7915_eeprom_init(struct mt7915_dev *dev) if (ret) return ret; - mt7915_eeprom_parse_hw_cap(dev); + mt7915_eeprom_parse_hw_cap(dev, &dev->phy); memcpy(dev->mphy.macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR, ETH_ALEN); @@ -194,15 +220,20 @@ int mt7915_eeprom_get_target_power(struct mt7915_dev *dev, tssi_on = mt7915_tssi_enabled(dev, chan->band); if (chan->band == NL80211_BAND_2GHZ) { - index = MT_EE_TX0_POWER_2G + chain_idx * 3; + u32 power = is_mt7915(&dev->mt76) ? + MT_EE_TX0_POWER_2G : MT_EE_TX0_POWER_2G_V2; + + index = power + chain_idx * 3; target_power = eeprom[index]; if (!tssi_on) target_power += eeprom[index + 1]; } else { int group = mt7915_get_channel_group(chan->hw_value); + u32 power = is_mt7915(&dev->mt76) ? + MT_EE_TX0_POWER_5G : MT_EE_TX0_POWER_5G_V2; - index = MT_EE_TX0_POWER_5G + chain_idx * 12; + index = power + chain_idx * 12; target_power = eeprom[index + group]; if (!tssi_on) @@ -217,11 +248,18 @@ s8 mt7915_eeprom_get_power_delta(struct mt7915_dev *dev, int band) u8 *eeprom = dev->mt76.eeprom.data; u32 val; s8 delta; + u32 rate_2g, rate_5g; + + rate_2g = is_mt7915(&dev->mt76) ? + MT_EE_RATE_DELTA_2G : MT_EE_RATE_DELTA_2G_V2; + + rate_5g = is_mt7915(&dev->mt76) ? + MT_EE_RATE_DELTA_5G : MT_EE_RATE_DELTA_5G_V2; if (band == NL80211_BAND_2GHZ) - val = eeprom[MT_EE_RATE_DELTA_2G]; + val = eeprom[rate_2g]; else - val = eeprom[MT_EE_RATE_DELTA_5G]; + val = eeprom[rate_5g]; if (!(val & MT_EE_RATE_DELTA_EN)) return 0; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h index a43389a..92d1a94 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h @@ -23,11 +23,17 @@ enum mt7915_eeprom_field { MT_EE_RATE_DELTA_5G = 0x29d, MT_EE_TX0_POWER_2G = 0x2fc, MT_EE_TX0_POWER_5G = 0x34b, + MT_EE_RATE_DELTA_2G_V2 = 0x7d3, + MT_EE_RATE_DELTA_5G_V2 = 0x81e, + MT_EE_TX0_POWER_2G_V2 = 0x441, + MT_EE_TX0_POWER_5G_V2 = 0x445, MT_EE_ADIE_FT_VERSION = 0x9a0, __MT_EE_MAX = 0xe00, + __MT_EE_MAX_V2 = 0x1000, /* 0xe10 ~ 0x5780 used to save group cal data */ - MT_EE_PRECAL = 0xe10 + MT_EE_PRECAL = 0xe10, + MT_EE_PRECAL_V2 = 0x1010 }; #define MT_EE_WIFI_CAL_GROUP BIT(0) @@ -39,6 +45,7 @@ enum mt7915_eeprom_field { #define MT_EE_WIFI_CONF0_TX_PATH GENMASK(2, 0) #define MT_EE_WIFI_CONF0_BAND_SEL GENMASK(7, 6) #define MT_EE_WIFI_CONF1_BAND_SEL GENMASK(7, 6) +#define MT_EE_WIFI_CONF_STREAM_NUM GENMASK(7, 5) #define MT_EE_WIFI_CONF3_TX_PATH_B0 GENMASK(1, 0) #define MT_EE_WIFI_CONF3_TX_PATH_B1 GENMASK(5, 4) #define MT_EE_WIFI_CONF7_TSSI0_2G BIT(0) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c index edf0d7e..00dce19 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c @@ -307,6 +307,7 @@ mt7915_init_wiphy(struct ieee80211_hw *hw) { struct mt7915_phy *phy = mt7915_hw_phy(hw); struct wiphy *wiphy = hw->wiphy; + struct mt7915_dev *dev = phy->dev; hw->queues = 4; hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF; @@ -352,14 +353,34 @@ mt7915_init_wiphy(struct ieee80211_hw *hw) phy->mt76->sband_5g.sband.ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING | IEEE80211_HT_CAP_MAX_AMSDU; - phy->mt76->sband_5g.sband.vht_cap.cap |= - IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 | - IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK; + + if (is_mt7915(&dev->mt76)) { + phy->mt76->sband_5g.sband.vht_cap.cap |= + IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 | + IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK; + + if (!dev->dbdc_support) + phy->mt76->sband_5g.sband.vht_cap.cap |= + IEEE80211_VHT_CAP_SHORT_GI_160 | + IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; + } else { + phy->mt76->sband_5g.sband.vht_cap.cap |= + IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 | + IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK; + + /* mt7916 dbdc with 2g 2x2 bw40 and 5g 2x2 bw160c */ + phy->mt76->sband_5g.sband.vht_cap.cap |= + IEEE80211_VHT_CAP_SHORT_GI_160 | + IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; + } } mt76_set_stream_caps(phy->mt76, true); mt7915_set_stream_vht_txbf_caps(phy); mt7915_set_stream_he_caps(phy); + + wiphy->available_antennas_rx = phy->mt76->antenna_mask; + wiphy->available_antennas_tx = phy->mt76->antenna_mask; } static void @@ -459,18 +480,26 @@ static int mt7915_register_ext_phy(struct mt7915_dev *dev) phy = mphy->priv; phy->dev = dev; phy->mt76 = mphy; - mphy->chainmask = dev->chainmask & ~dev->mphy.chainmask; - mphy->antenna_mask = BIT(hweight8(mphy->chainmask)) - 1; INIT_DELAYED_WORK(&mphy->mac_work, mt7915_mac_work); - mt7915_eeprom_parse_band_config(phy); - mt7915_init_wiphy(mphy->hw); + mt7915_eeprom_parse_hw_cap(dev, phy); memcpy(mphy->macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR2, ETH_ALEN); + /* Make the secondary PHY MAC address local without overlapping with + * the usual MAC address allocation scheme on multiple virtual interfaces + */ + if (!is_valid_ether_addr(mphy->macaddr)) { + memcpy(mphy->macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR, + ETH_ALEN); + mphy->macaddr[0] |= 2; + mphy->macaddr[0] ^= BIT(7); + } mt76_eeprom_override(mphy); + /* init wiphy according to mphy and phy */ + mt7915_init_wiphy(mphy->hw); ret = mt7915_init_tx_queues(phy, MT_TXQ_ID(1), MT7915_TX_RING_SIZE, MT_TXQ_RING_BASE(1)); @@ -567,7 +596,9 @@ static int mt7915_init_hardware(struct mt7915_dev *dev) mt76_wr(dev, MT_INT_SOURCE_CSR, ~0); INIT_WORK(&dev->init_work, mt7915_init_work); - dev->dbdc_support = !!(mt76_rr(dev, MT_HW_BOUND) & BIT(5)); + + dev->dbdc_support = is_mt7915(&dev->mt76) ? + !!(mt76_rr(dev, MT_HW_BOUND) & BIT(5)) : true; /* If MCU was already running, it is likely in a bad state */ if (mt76_get_field(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE) > @@ -594,7 +625,6 @@ static int mt7915_init_hardware(struct mt7915_dev *dev) if (ret < 0) return ret; - if (dev->flash_mode) { ret = mt7915_mcu_apply_group_cal(dev); if (ret) @@ -940,13 +970,6 @@ int mt7915_register_device(struct mt7915_dev *dev) mt7915_init_wiphy(hw); - if (!dev->dbdc_support) - dev->mphy.sband_5g.sband.vht_cap.cap |= - IEEE80211_VHT_CAP_SHORT_GI_160 | - IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; - - dev->mphy.hw->wiphy->available_antennas_rx = dev->mphy.chainmask; - dev->mphy.hw->wiphy->available_antennas_tx = dev->mphy.chainmask; dev->phy.dfs_state = -1; #ifdef CONFIG_NL80211_TESTMODE diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h index d4449e3..44702b8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h @@ -389,7 +389,8 @@ u64 __mt7915_get_tsf(struct ieee80211_hw *hw, struct mt7915_vif *mvif); int mt7915_register_device(struct mt7915_dev *dev); void mt7915_unregister_device(struct mt7915_dev *dev); int mt7915_eeprom_init(struct mt7915_dev *dev); -void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy); +void mt7915_eeprom_parse_hw_cap(struct mt7915_dev *dev, + struct mt7915_phy *phy); int mt7915_eeprom_get_target_power(struct mt7915_dev *dev, struct ieee80211_channel *chan, u8 chain_idx);