From patchwork Mon Mar 7 07:10:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: MeiChia Chiu X-Patchwork-Id: 12771293 X-Patchwork-Delegate: nbd@nbd.name 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 AF8FEC433EF for ; Mon, 7 Mar 2022 07:10:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235753AbiCGHLk (ORCPT ); Mon, 7 Mar 2022 02:11:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56506 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233247AbiCGHLk (ORCPT ); Mon, 7 Mar 2022 02:11:40 -0500 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 73C09541BD for ; Sun, 6 Mar 2022 23:10:46 -0800 (PST) X-UUID: c0185319df25487684e4ba52363958a9-20220307 X-UUID: c0185319df25487684e4ba52363958a9-20220307 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 853844526; Mon, 07 Mar 2022 15:10:40 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 7 Mar 2022 15:10:38 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 7 Mar 2022 15:10:38 +0800 From: MeiChia Chiu To: Felix Fietkau CC: Lorenzo Bianconi , Shayne Chen , Evelyn Tsai , Ryder Lee , , , MeiChia Chiu Subject: [PATCH v3 4/4] mt76: mt7915: add txpower init for 6GHz Date: Mon, 7 Mar 2022 15:10:28 +0800 Message-ID: <20220307071028.5711-4-MeiChia.Chiu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220307071028.5711-1-MeiChia.Chiu@mediatek.com> References: <20220307071028.5711-1-MeiChia.Chiu@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Shayne Chen Add support to init txpower values of 6GHz band. Signed-off-by: Shayne Chen Signed-off-by: MeiChia Chiu --- .../net/wireless/mediatek/mt76/mt7915/eeprom.c | 15 +++++++++++---- .../net/wireless/mediatek/mt76/mt7915/eeprom.h | 13 ++++++++++++- drivers/net/wireless/mediatek/mt76/mt7915/init.c | 2 ++ 3 files changed, 25 insertions(+), 5 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c index 317c3bc2db44..5b133bcdab17 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c @@ -282,8 +282,8 @@ int mt7915_eeprom_get_target_power(struct mt7915_dev *dev, if (!tssi_on) target_power += eeprom[index + 1]; } - } else { - int group = mt7915_get_channel_group(chan->hw_value, is_7976); + } else if (chan->band == NL80211_BAND_5GHZ) { + int group = mt7915_get_channel_group_5g(chan->hw_value, is_7976); if (is_7976) { index = MT_EE_TX0_POWER_5G_V2 + chain_idx * 5; @@ -295,6 +295,11 @@ int mt7915_eeprom_get_target_power(struct mt7915_dev *dev, if (!tssi_on) target_power += eeprom[index + 8]; } + } else { + int group = mt7915_get_channel_group_6g(chan->hw_value); + + index = MT_EE_TX0_POWER_6G_V2 + chain_idx * 8; + target_power = is_7976 ? eeprom[index + group] : 0; } return target_power; @@ -309,12 +314,14 @@ s8 mt7915_eeprom_get_power_delta(struct mt7915_dev *dev, int band) if (band == NL80211_BAND_2GHZ) offs = is_7976 ? MT_EE_RATE_DELTA_2G_V2 : MT_EE_RATE_DELTA_2G; - else + else if (band == NL80211_BAND_5GHZ) offs = is_7976 ? MT_EE_RATE_DELTA_5G_V2 : MT_EE_RATE_DELTA_5G; + else + offs = is_7976 ? MT_EE_RATE_DELTA_6G_V2 : 0; val = eeprom[offs]; - if (!(val & MT_EE_RATE_DELTA_EN)) + if (!offs || !(val & MT_EE_RATE_DELTA_EN)) return 0; delta = FIELD_GET(MT_EE_RATE_DELTA_MASK, val); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h index 45760917c54d..7578ac6d0be6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h @@ -25,8 +25,10 @@ enum mt7915_eeprom_field { MT_EE_TX0_POWER_5G = 0x34b, MT_EE_RATE_DELTA_2G_V2 = 0x7d3, MT_EE_RATE_DELTA_5G_V2 = 0x81e, + MT_EE_RATE_DELTA_6G_V2 = 0x884, /* 6g fields only appear in eeprom v2 */ MT_EE_TX0_POWER_2G_V2 = 0x441, MT_EE_TX0_POWER_5G_V2 = 0x445, + MT_EE_TX0_POWER_6G_V2 = 0x465, MT_EE_ADIE_FT_VERSION = 0x9a0, __MT_EE_MAX = 0xe00, @@ -103,7 +105,7 @@ enum mt7915_sku_rate_group { }; static inline int -mt7915_get_channel_group(int channel, bool is_7976) +mt7915_get_channel_group_5g(int channel, bool is_7976) { if (is_7976) { if (channel <= 64) @@ -134,6 +136,15 @@ mt7915_get_channel_group(int channel, bool is_7976) return 7; } +static inline int +mt7915_get_channel_group_6g(int channel) +{ + if (channel <= 29) + return 0; + + return DIV_ROUND_UP(channel - 29, 32); +} + static inline bool mt7915_tssi_enabled(struct mt7915_dev *dev, enum nl80211_band band) { diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c index 9a696687d61c..668244e0d11e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c @@ -312,6 +312,7 @@ mt7915_regd_notifier(struct wiphy *wiphy, mt7915_init_txpower(dev, &mphy->sband_2g.sband); mt7915_init_txpower(dev, &mphy->sband_5g.sband); + mt7915_init_txpower(dev, &mphy->sband_6g.sband); mphy->dfs_state = MT_DFS_STATE_UNKNOWN; mt7915_dfs_init_radar_detector(phy); @@ -558,6 +559,7 @@ static void mt7915_init_work(struct work_struct *work) mt7915_mac_init(dev); mt7915_init_txpower(dev, &dev->mphy.sband_2g.sband); mt7915_init_txpower(dev, &dev->mphy.sband_5g.sband); + mt7915_init_txpower(dev, &dev->mphy.sband_6g.sband); mt7915_txbf_init(dev); }