From patchwork Fri Mar 4 08:01:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: MeiChia Chiu X-Patchwork-Id: 12768679 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 6FB83C433EF for ; Fri, 4 Mar 2022 08:02:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231220AbiCDIDC (ORCPT ); Fri, 4 Mar 2022 03:03:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47542 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230379AbiCDICt (ORCPT ); Fri, 4 Mar 2022 03:02:49 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9E50C19533A for ; Fri, 4 Mar 2022 00:02:01 -0800 (PST) X-UUID: 361d5ffa6d154d77bfcbf9b5c6003db3-20220304 X-UUID: 361d5ffa6d154d77bfcbf9b5c6003db3-20220304 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 519321481; Fri, 04 Mar 2022 16:01:57 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 4 Mar 2022 16:01:56 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 4 Mar 2022 16:01:56 +0800 From: MeiChia Chiu To: Felix Fietkau CC: Lorenzo Bianconi , Shayne Chen , Evelyn Tsai , Ryder Lee , , , MeiChia Chiu Subject: [PATCH 3/4] mt76: mt7915: fix eeprom fields of txpower init values Date: Fri, 4 Mar 2022 16:01:19 +0800 Message-ID: <20220304080120.3907-3-MeiChia.Chiu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220304080120.3907-1-MeiChia.Chiu@mediatek.com> References: <20220304080120.3907-1-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 A-die 7976 has different offset and uses different channel group definition on txpower init values. Fixes: 99ad32a4ca3a ("mt76: mt7915: add support for MT7986") Signed-off-by: Shayne Chen Signed-off-by: MeiChia Chiu --- .../wireless/mediatek/mt76/mt7915/eeprom.c | 52 ++++++++++--------- .../wireless/mediatek/mt76/mt7915/eeprom.h | 14 ++++- 2 files changed, 40 insertions(+), 26 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c index 136a6adab3df..317c3bc2db44 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c @@ -263,32 +263,38 @@ int mt7915_eeprom_get_target_power(struct mt7915_dev *dev, { u8 *eeprom = dev->mt76.eeprom.data; int index, target_power; - bool tssi_on; + bool tssi_on, is_7976; if (chain_idx > 3) return -EINVAL; tssi_on = mt7915_tssi_enabled(dev, chan->band); + is_7976 = mt7915_check_adie(dev, false) || is_mt7916(&dev->mt76); if (chan->band == NL80211_BAND_2GHZ) { - 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 (is_7976) { + index = MT_EE_TX0_POWER_2G_V2 + chain_idx; + target_power = eeprom[index]; + } else { + index = MT_EE_TX0_POWER_2G + chain_idx * 3; + target_power = eeprom[index]; - if (!tssi_on) - target_power += eeprom[index + 1]; + 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; + int group = mt7915_get_channel_group(chan->hw_value, is_7976); - index = power + chain_idx * 12; - target_power = eeprom[index + group]; + if (is_7976) { + index = MT_EE_TX0_POWER_5G_V2 + chain_idx * 5; + target_power = eeprom[index + group]; + } else { + index = MT_EE_TX0_POWER_5G + chain_idx * 12; + target_power = eeprom[index + group]; - if (!tssi_on) - target_power += eeprom[index + 8]; + if (!tssi_on) + target_power += eeprom[index + 8]; + } } return target_power; @@ -297,20 +303,16 @@ int mt7915_eeprom_get_target_power(struct mt7915_dev *dev, s8 mt7915_eeprom_get_power_delta(struct mt7915_dev *dev, int band) { u8 *eeprom = dev->mt76.eeprom.data; - u32 val; + u32 val, offs; 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; + bool is_7976 = mt7915_check_adie(dev, false) || is_mt7916(&dev->mt76); if (band == NL80211_BAND_2GHZ) - val = eeprom[rate_2g]; + offs = is_7976 ? MT_EE_RATE_DELTA_2G_V2 : MT_EE_RATE_DELTA_2G; else - val = eeprom[rate_5g]; + offs = is_7976 ? MT_EE_RATE_DELTA_5G_V2 : MT_EE_RATE_DELTA_5G; + + val = eeprom[offs]; 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 5dad5b0b5ac6..45760917c54d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h @@ -103,8 +103,20 @@ enum mt7915_sku_rate_group { }; static inline int -mt7915_get_channel_group(int channel) +mt7915_get_channel_group(int channel, bool is_7976) { + if (is_7976) { + if (channel <= 64) + return 0; + if (channel <= 96) + return 1; + if (channel <= 128) + return 2; + if (channel <= 144) + return 3; + return 4; + } + if (channel >= 184 && channel <= 196) return 0; if (channel <= 48)