From patchwork Thu Nov 2 10:02:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shayne Chen X-Patchwork-Id: 13443566 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 39C79C0018A for ; Thu, 2 Nov 2023 10:03:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346134AbjKBKD5 (ORCPT ); Thu, 2 Nov 2023 06:03:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35470 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346069AbjKBKDx (ORCPT ); Thu, 2 Nov 2023 06:03:53 -0400 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DC4D1181 for ; Thu, 2 Nov 2023 03:03:44 -0700 (PDT) X-UUID: 15fd0d78796711ee8051498923ad61e6-20231102 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=UNvh0VXbgAqVoyRMm94PG4IB+UUQaRSiIIfSgsWnx0A=; b=ZUbVAqiPZKnJKhDg/Z7MJBw2R8FIPEs+jlM9Heqj56X/XbCTYCz4dzm+DulsURvqNv25itqDF4wWeLhCgASW5HsRa438NDK/C/hiahb4gfI0oYxCzy2TFCszWIe87DTtXoobgRnWdweqXCa6TCD9qQYIjr48DfuRq4BKBOmptOY=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.33,REQID:2d07c187-6934-4799-8b75-59baf71b7601,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:364b77b,CLOUDID:5657ef94-10ce-4e4b-85c2-c9b5229ff92b,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES:1,SPR: NO,DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_ULN X-UUID: 15fd0d78796711ee8051498923ad61e6-20231102 Received: from mtkmbs10n2.mediatek.inc [(172.21.101.183)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1950305325; Thu, 02 Nov 2023 18:03:35 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Thu, 2 Nov 2023 18:03:33 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Thu, 2 Nov 2023 18:03:33 +0800 From: Shayne Chen To: Felix Fietkau CC: linux-wireless , Lorenzo Bianconi , Ryder Lee , Evelyn Tsai , linux-mediatek , Shayne Chen , Allen Ye , StanleyYP Wang Subject: [PATCH 2/8] wifi: mt76: mt7996: add txpower setting support Date: Thu, 2 Nov 2023 18:02:56 +0800 Message-ID: <20231102100302.22160-2-shayne.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20231102100302.22160-1-shayne.chen@mediatek.com> References: <20231102100302.22160-1-shayne.chen@mediatek.com> MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--11.972900-8.000000 X-TMASE-MatchedRID: tpf4JaSfocooMmKpHm2CtRn0UD4GU5IqrXeN27EOXQLfUZT83lbkEOOA Q6TuIiqMdg66vheo1qK9cOdjc/43leHxFb2pjr4bR/j040fRFpKxIYWToTws97lmMfLNiukavYJ m+b+NbBQ/R6pk1J76xCO6eMWU6NXnOVzKEd+ERcp1e7Xbb6Im2uU28KlVaRfjFLXUWU5hGiEqF7 M65VRIS7kKMS2U/j0b1JjReh+rYBijbvGIi5SCUOE9BBUXDccUi+Y+Qw3Txz/xSV7YBeBhS3uer PMb7lIQLrbcyKMEIWNSm/bsjKT6beOwSINwNY6ongIgpj8eDcAZ1CdBJOsoY8RB0bsfrpPIXzYx eQR1DvsnqYbWRpemWfvFaj2DWl0XYjuBP5po/6v6jwR+aTFxF0VRK1CexylI X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--11.972900-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: 8CC7C83060962BEC7206BF0736D81032746DBB79E7B96C2D88B45687FF608F762000:8 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Add support for setting txpower from upper layer and configuring per-rate txpower limit table. Co-developed-by: Allen Ye Signed-off-by: Allen Ye Co-developed-by: StanleyYP Wang Signed-off-by: StanleyYP Wang Signed-off-by: Shayne Chen --- .../net/wireless/mediatek/mt76/mt7996/main.c | 8 +++ .../net/wireless/mediatek/mt76/mt7996/mcu.c | 58 +++++++++++++++++++ .../net/wireless/mediatek/mt76/mt7996/mcu.h | 16 +++++ .../wireless/mediatek/mt76/mt7996/mt7996.h | 3 + 4 files changed, 85 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c index 9f12b47eb2bf..7336eaa7b9ae 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c @@ -396,6 +396,13 @@ static int mt7996_config(struct ieee80211_hw *hw, u32 changed) ieee80211_wake_queues(hw); } + if (changed & (IEEE80211_CONF_CHANGE_POWER | + IEEE80211_CONF_CHANGE_CHANNEL)) { + ret = mt7996_mcu_set_txpower_sku(phy); + if (ret) + return ret; + } + mutex_lock(&dev->mt76.mutex); if (changed & IEEE80211_CONF_CHANGE_MONITOR) { @@ -965,6 +972,7 @@ mt7996_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) mt76_set_stream_caps(phy->mt76, true); mt7996_set_stream_vht_txbf_caps(phy); mt7996_set_stream_he_eht_caps(phy); + mt7996_mcu_set_txpower_sku(phy); mutex_unlock(&dev->mt76.mutex); diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c index 8097924d460b..8141c24ade50 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c @@ -4353,3 +4353,61 @@ int mt7996_mcu_wed_rro_reset_sessions(struct mt7996_dev *dev, u16 id) return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req, sizeof(req), true); } + +int mt7996_mcu_set_txpower_sku(struct mt7996_phy *phy) +{ +#define TX_POWER_LIMIT_TABLE_RATE 0 + struct mt7996_dev *dev = phy->dev; + struct mt76_phy *mphy = phy->mt76; + struct ieee80211_hw *hw = mphy->hw; + struct tx_power_limit_table_ctrl { + u8 __rsv1[4]; + + __le16 tag; + __le16 len; + u8 power_ctrl_id; + u8 power_limit_type; + u8 band_idx; + } __packed req = { + .tag = cpu_to_le16(UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL), + .len = cpu_to_le16(sizeof(req) + MT7996_SKU_RATE_NUM - 4), + .power_ctrl_id = UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL, + .power_limit_type = TX_POWER_LIMIT_TABLE_RATE, + .band_idx = phy->mt76->band_idx, + }; + struct mt76_power_limits la = {}; + struct sk_buff *skb; + int i, tx_power; + + tx_power = mt7996_get_power_bound(phy, hw->conf.power_level); + tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan, + &la, tx_power); + mphy->txpower_cur = tx_power; + + skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, + sizeof(req) + MT7996_SKU_RATE_NUM); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &req, sizeof(req)); + /* cck and ofdm */ + skb_put_data(skb, &la.cck, sizeof(la.cck) + sizeof(la.ofdm)); + /* ht20 */ + skb_put_data(skb, &la.mcs[0], 8); + /* ht40 */ + skb_put_data(skb, &la.mcs[1], 9); + + /* vht */ + for (i = 0; i < 4; i++) { + skb_put_data(skb, &la.mcs[i], sizeof(la.mcs[i])); + skb_put_zero(skb, 2); /* padding */ + } + + /* he */ + skb_put_data(skb, &la.ru[0], sizeof(la.ru)); + /* eht */ + skb_put_data(skb, &la.eht[0], sizeof(la.eht)); + + return mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_WM_UNI_CMD(TXPOWER), true); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h index a3eae32c8f10..1562c8a6a821 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.h @@ -762,6 +762,18 @@ enum { #define MT7996_MAX_BSS_OFFLOAD_SIZE (MT7996_MAX_BEACON_SIZE + \ MT7996_BEACON_UPDATE_SIZE) +static inline s8 +mt7996_get_power_bound(struct mt7996_phy *phy, s8 txpower) +{ + struct mt76_phy *mphy = phy->mt76; + int n_chains = hweight16(mphy->chainmask); + + txpower = mt76_get_sar_power(mphy, mphy->chandef.chan, txpower * 2); + txpower -= mt76_tx_power_nss_delta(n_chains); + + return txpower; +} + enum { UNI_BAND_CONFIG_RADIO_ENABLE, UNI_BAND_CONFIG_RTS_THRESHOLD = 0x08, @@ -830,6 +842,10 @@ enum { UNI_CMD_THERMAL_PROTECT_DUTY_CONFIG, }; +enum { + UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL = 4, +}; + enum { UNI_CMD_ACCESS_REG_BASIC = 0x0, UNI_CMD_ACCESS_RF_REG_BASIC, diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h index d3eb564623ae..c62a42512bd6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h @@ -42,6 +42,8 @@ #define MT7996_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */ #define MT7996_CFEND_RATE_11B 0x03 /* 11B LP, 11M */ +#define MT7996_SKU_RATE_NUM 417 + #define MT7996_MAX_TWT_AGRT 16 #define MT7996_MAX_STA_TWT_AGRT 8 #define MT7996_MAX_QUEUE (__MT_RXQ_MAX + __MT_MCUQ_MAX + 3) @@ -471,6 +473,7 @@ int mt7996_mcu_get_chan_mib_info(struct mt7996_phy *phy, bool chan_switch); int mt7996_mcu_get_temperature(struct mt7996_phy *phy); int mt7996_mcu_set_thermal_throttling(struct mt7996_phy *phy, u8 state); int mt7996_mcu_set_thermal_protect(struct mt7996_phy *phy, bool enable); +int mt7996_mcu_set_txpower_sku(struct mt7996_phy *phy); int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 index, u8 rx_sel, u8 val); int mt7996_mcu_rdd_background_enable(struct mt7996_phy *phy,