From patchwork Sun Nov 20 19:51:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ryder Lee X-Patchwork-Id: 628304 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 8A70CC4332F for ; Sun, 20 Nov 2022 19:51:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229723AbiKTTvr (ORCPT ); Sun, 20 Nov 2022 14:51:47 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49472 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229635AbiKTTvp (ORCPT ); Sun, 20 Nov 2022 14:51:45 -0500 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3F2ED2ED43 for ; Sun, 20 Nov 2022 11:51:41 -0800 (PST) X-UUID: 31a48c5c4e3341bb85737d7fe5f737c8-20221121 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=0OVfeHC4EQB12+w5a2/NZH9YZPufCTe/TK7F6rvOOMw=; b=KnxT/3vqiJ1fA5+qKWbsvJnqavZCSCue9Gj7995xfMlU3MNNyc407NrSu8Zfybv/J/eUMetvCprE47fRL2Cum1eKCibEBRWUBi2LB+G9z1OsLgU/X5XX45n+x6dBgyEfrA6fuTvcVxZSlEV/fLYXMKYzeQq+Ad4EXOi+TkTcITw=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.12, REQID:2730e156-6f24-44a6-ba25-c9ac3c930eeb, IP:0, U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:95 X-CID-INFO: VERSION:1.1.12, REQID:2730e156-6f24-44a6-ba25-c9ac3c930eeb, IP:0, URL :0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Spam_GS981B3D,ACTION :quarantine,TS:95 X-CID-META: VersionHash:62cd327, CLOUDID:7f134a2f-2938-482e-aafd-98d66723b8a9, B ulkID:221121035133A9G5QKKU,BulkQuantity:0,Recheck:0,SF:38|28|17|19|48,TC:n il,Content:0,EDM:-3,IP:nil,URL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 X-UUID: 31a48c5c4e3341bb85737d7fe5f737c8-20221121 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1549334039; Mon, 21 Nov 2022 03:51:32 +0800 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Mon, 21 Nov 2022 03:51:31 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Mon, 21 Nov 2022 03:51:31 +0800 From: Ryder Lee To: Felix Fietkau , CC: Lorenzo Bianconi , Shayne Chen , Evelyn Tsai , , Ryder Lee Subject: [PATCH 1/3] wifi: mt76: mt7915: add basedband Txpower info into debugfs Date: Mon, 21 Nov 2022 03:51:28 +0800 Message-ID: X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org This helps user to debug Txpower propagation path easily. Signed-off-by: Ryder Lee --- .../net/wireless/mediatek/mt76/mt7915/debugfs.c | 16 +++++++++++++--- drivers/net/wireless/mediatek/mt76/mt7915/regs.h | 3 +++ 2 files changed, 16 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c index 096cb8a4db3d..1244f5c4172b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c @@ -967,11 +967,16 @@ mt7915_rate_txpower_show(struct seq_file *file, void *data) "RU484/SU40", "RU996/SU80", "RU2x996/SU160" }; struct mt7915_phy *phy = file->private; + struct mt7915_dev *dev = phy->dev; s8 txpower[MT7915_SKU_RATE_NUM], *buf; - int i; + int i, ret; + + ret = mt7915_mcu_get_txpower_sku(phy, txpower, sizeof(txpower)); + if (ret) + return ret; + + seq_printf(file, "\nPhy %d\n", phy != &dev->phy); - seq_printf(file, "\nBand %d\n", phy != &phy->dev->phy); - mt7915_mcu_get_txpower_sku(phy, txpower, sizeof(txpower)); for (i = 0, buf = txpower; i < ARRAY_SIZE(mt7915_sku_group_len); i++) { u8 mcs_num = mt7915_sku_group_len[i]; @@ -982,6 +987,11 @@ mt7915_rate_txpower_show(struct seq_file *file, void *data) buf += mt7915_sku_group_len[i]; } + /* Txpower propagation path: TMAC -> TXV -> BBP */ + seq_printf(file, "\nBaseband transmit power %ld\n", + mt76_get_field(dev, MT_WF_PHY_TPC_CTRL_STAT(phy->band_idx), + MT_WF_PHY_TPC_POWER)); + return 0; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h index 0c61f1256f3b..00fc31cb7e82 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h @@ -1179,6 +1179,9 @@ enum offs_rev { #define MT_WF_PHY_RXTD12_IRPI_SW_CLR_ONLY BIT(18) #define MT_WF_PHY_RXTD12_IRPI_SW_CLR BIT(29) +#define MT_WF_PHY_TPC_CTRL_STAT(_phy) MT_WF_PHY(0xe7a0 + ((_phy) << 16)) +#define MT_WF_PHY_TPC_POWER GENMASK(15, 8) + #define MT_MCU_WM_CIRQ_BASE 0x89010000 #define MT_MCU_WM_CIRQ(ofs) (MT_MCU_WM_CIRQ_BASE + (ofs)) #define MT_MCU_WM_CIRQ_IRQ_MASK_CLR_ADDR MT_MCU_WM_CIRQ(0x80)