From patchwork Mon Apr 5 12:40:29 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 416262 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C438DC433B4 for ; Mon, 5 Apr 2021 12:40:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A027D613A5 for ; Mon, 5 Apr 2021 12:40:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235571AbhDEMlC (ORCPT ); Mon, 5 Apr 2021 08:41:02 -0400 Received: from mail.kernel.org ([198.145.29.99]:43846 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235591AbhDEMlB (ORCPT ); Mon, 5 Apr 2021 08:41:01 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 0D105613A3; Mon, 5 Apr 2021 12:40:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1617626455; bh=ELOFEaMfEAUn7FroifoxbdxJDwFpaQk13xCF3MVQb2A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Gijkrm6Tvzg3Rj961IfrvYE4HvBOxiTJPIZk5I63OeGYvzE37TbSCCMZ235v6Ex4B A2Di22tthz8NdydWd1JcSyXWrGc3ytlBbmwbRPskEtExgMETYpqMyz1GguxIzFHAEX Ftn7IRf2RZkayH7lhpmoKBY52iOariE/Pk8Z6M4t63nwC6YGt8dDdlFG/ozjJ1jhw1 3Ca1nhqJgBK8xwBzRpvcXbP0vY1moOuAWo0HvUIwOfK2k9I19p6+HHQQQXGFBAeNPp 7sxhDB9PHPqF21U3VluALw7ui9fjjhhHossIAvBxf3hXH4TYq8UKyN4rStef0mp3/R HFNyBrHQD3K3A== From: Lorenzo Bianconi To: nbd@nbd.name Cc: linux-wireless@vger.kernel.org, lorenzo.bianconi@redhat.com, sean.wang@mediatek.com, ryder.lee@mediatek.com, shayne.chen@mediatek.com, devicetree@vger.kernel.org, robh@kernel.org Subject: [PATCH 5/8] mt76: mt7615: implement support for using DT rate power limits Date: Mon, 5 Apr 2021 14:40:29 +0200 Message-Id: X-Mailer: git-send-email 2.30.2 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Felix Fietkau Limits are used to update the channel max_power settings and also passed to the firmware on channel changes Signed-off-by: Felix Fietkau Signed-off-by: Lorenzo Bianconi --- .../net/wireless/mediatek/mt76/mt7615/init.c | 10 ++- .../net/wireless/mediatek/mt76/mt7615/mcu.c | 61 ++++++++++++++++++- 2 files changed, 69 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/init.c b/drivers/net/wireless/mediatek/mt76/mt7615/init.c index 857fb4918975..e23898365166 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/init.c @@ -252,6 +252,7 @@ void mt7615_init_txpower(struct mt7615_dev *dev, int delta_idx, delta = mt76_tx_power_nss_delta(n_chains); u8 *eep = (u8 *)dev->mt76.eeprom.data; enum nl80211_band band = sband->band; + struct mt76_power_limits limits; u8 rate_val; delta_idx = mt7615_eeprom_get_power_delta_index(dev, band); @@ -280,7 +281,11 @@ void mt7615_init_txpower(struct mt7615_dev *dev, target_power = max(target_power, eep[index]); } - target_power = DIV_ROUND_UP(target_power + delta, 2); + target_power = mt76_get_rate_power_limits(&dev->mphy, chan, + &limits, + target_power); + target_power += delta; + target_power = DIV_ROUND_UP(target_power, 2); chan->max_power = min_t(int, chan->max_reg_power, target_power); chan->orig_mpwr = target_power; @@ -311,6 +316,9 @@ mt7615_regd_notifier(struct wiphy *wiphy, memcpy(dev->mt76.alpha2, request->alpha2, sizeof(dev->mt76.alpha2)); dev->mt76.region = request->dfs_region; + mt7615_init_txpower(dev, &mphy->sband_2g.sband); + mt7615_init_txpower(dev, &mphy->sband_5g.sband); + mt7615_mutex_acquire(dev); if (chandef->chan->flags & IEEE80211_CHAN_RADAR) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index 600c5366c099..7ca7d239b53d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -2127,16 +2127,75 @@ static void mt7615_mcu_set_txpower_sku(struct mt7615_phy *phy, u8 *sku) { struct mt76_phy *mphy = phy->mt76; struct ieee80211_hw *hw = mphy->hw; + struct mt76_power_limits limits; + s8 *limits_array = (s8 *)&limits; int n_chains = hweight8(mphy->antenna_mask); int tx_power; int i; + static const u8 sku_mapping[] = { +#define SKU_FIELD(_type, _field) \ + [MT_SKU_##_type] = offsetof(struct mt76_power_limits, _field) + SKU_FIELD(CCK_1_2, cck[0]), + SKU_FIELD(CCK_55_11, cck[2]), + SKU_FIELD(OFDM_6_9, ofdm[0]), + SKU_FIELD(OFDM_12_18, ofdm[2]), + SKU_FIELD(OFDM_24_36, ofdm[4]), + SKU_FIELD(OFDM_48, ofdm[6]), + SKU_FIELD(OFDM_54, ofdm[7]), + SKU_FIELD(HT20_0_8, mcs[0][0]), + SKU_FIELD(HT20_32, ofdm[0]), + SKU_FIELD(HT20_1_2_9_10, mcs[0][1]), + SKU_FIELD(HT20_3_4_11_12, mcs[0][3]), + SKU_FIELD(HT20_5_13, mcs[0][5]), + SKU_FIELD(HT20_6_14, mcs[0][6]), + SKU_FIELD(HT20_7_15, mcs[0][7]), + SKU_FIELD(HT40_0_8, mcs[1][0]), + SKU_FIELD(HT40_32, ofdm[0]), + SKU_FIELD(HT40_1_2_9_10, mcs[1][1]), + SKU_FIELD(HT40_3_4_11_12, mcs[1][3]), + SKU_FIELD(HT40_5_13, mcs[1][5]), + SKU_FIELD(HT40_6_14, mcs[1][6]), + SKU_FIELD(HT40_7_15, mcs[1][7]), + SKU_FIELD(VHT20_0, mcs[0][0]), + SKU_FIELD(VHT20_1_2, mcs[0][1]), + SKU_FIELD(VHT20_3_4, mcs[0][3]), + SKU_FIELD(VHT20_5_6, mcs[0][5]), + SKU_FIELD(VHT20_7, mcs[0][7]), + SKU_FIELD(VHT20_8, mcs[0][8]), + SKU_FIELD(VHT20_9, mcs[0][9]), + SKU_FIELD(VHT40_0, mcs[1][0]), + SKU_FIELD(VHT40_1_2, mcs[1][1]), + SKU_FIELD(VHT40_3_4, mcs[1][3]), + SKU_FIELD(VHT40_5_6, mcs[1][5]), + SKU_FIELD(VHT40_7, mcs[1][7]), + SKU_FIELD(VHT40_8, mcs[1][8]), + SKU_FIELD(VHT40_9, mcs[1][9]), + SKU_FIELD(VHT80_0, mcs[2][0]), + SKU_FIELD(VHT80_1_2, mcs[2][1]), + SKU_FIELD(VHT80_3_4, mcs[2][3]), + SKU_FIELD(VHT80_5_6, mcs[2][5]), + SKU_FIELD(VHT80_7, mcs[2][7]), + SKU_FIELD(VHT80_8, mcs[2][8]), + SKU_FIELD(VHT80_9, mcs[2][9]), + SKU_FIELD(VHT160_0, mcs[3][0]), + SKU_FIELD(VHT160_1_2, mcs[3][1]), + SKU_FIELD(VHT160_3_4, mcs[3][3]), + SKU_FIELD(VHT160_5_6, mcs[3][5]), + SKU_FIELD(VHT160_7, mcs[3][7]), + SKU_FIELD(VHT160_8, mcs[3][8]), + SKU_FIELD(VHT160_9, mcs[3][9]), +#undef SKU_FIELD + }; tx_power = hw->conf.power_level * 2 - mt76_tx_power_nss_delta(n_chains); + + tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan, + &limits, tx_power); mphy->txpower_cur = tx_power; for (i = 0; i < MT_SKU_1SS_DELTA; i++) - sku[i] = tx_power; + sku[i] = limits_array[sku_mapping[i]]; for (i = 0; i < 4; i++) { int delta = 0;