From patchwork Wed Jul 3 10:20:31 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: WangYuli X-Patchwork-Id: 809892 Received: from smtpbgeu1.qq.com (smtpbgeu1.qq.com [52.59.177.22]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4096314D42C for ; Wed, 3 Jul 2024 10:20:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=52.59.177.22 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720002049; cv=none; b=t5EVPXJqrRiTWmTW5koxjLBkHjtrJwWvbBaPCOTBJWfD2LZLyBmofPyXoTDIKwViNzugOO3TJRL3d8qs1W8+BANXcKVgjSJT0evZcy5YD+kgaiIjuPZBV/BuUxQTdX1yd4Znl6qK0Wsvn/m23xicu/kqy0VGJgBfok5HX2Er5rk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720002049; c=relaxed/simple; bh=8Wqe6jMM+VpytjTp0IknaTsCK85fp+DTV+hMsMcvZQ4=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=KUCgxbaABoXMV8gxHVV2ng8INI5Fi2it5arrJ8qAAJ4JB4W7krvhLJkwONavGUtzYHvmvH7E8ha9D9blxTHtNrb2X5ugmUjuFg66xCpCwm4rTLfLk16aHRCr9bZ4ETVzLojE9UB2yp0Kp3IRa5yUrUDL4w7nh4AigHnW74gG7v4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=uniontech.com; spf=pass smtp.mailfrom=uniontech.com; arc=none smtp.client-ip=52.59.177.22 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=uniontech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=uniontech.com X-QQ-mid: bizesmtpsz4t1720002040t6vk97a X-QQ-Originating-IP: n6zjRwGAKCMFCZ6mbmsgCHh7bIUV/Bm23uhF1VR3xxQ= Received: from localhost.localdomain ( [113.57.152.160]) by bizesmtp.qq.com (ESMTP) with id ; Wed, 03 Jul 2024 18:20:38 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 1 X-BIZMAIL-ID: 3367246597831120100 From: WangYuli To: kuba@kernel.org, kvalo@kernel.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, guanwentao@uniontech.com, sergio.it.consultant@gmail.com Cc: linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, WangYuli Subject: [PATCH] drivers/mediatek: Fix some mt7601u vendor could not connect Date: Wed, 3 Jul 2024 18:20:31 +0800 Message-ID: X-Mailer: git-send-email 2.43.4 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtpsz:uniontech.com:qybglogicsvrgz:qybglogicsvrgz8a-1 Some mt7601 devices cannot establish a connection properly. This patch fixes the issue. We do not know why, but it just works. Link: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1716301/comments/52 Link: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1716301/comments/53 Link: https://github.com/kuba-moo/mt7601u/issues/64 Link: https://www.mediatek.com/products/broadband-wifi/mt7601u Signed-off-by: Wentao Guan Signed-off-by: WangYuli --- drivers/net/wireless/mediatek/mt7601u/mcu.c | 1 - drivers/net/wireless/mediatek/mt7601u/phy.c | 5 ----- 2 files changed, 6 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt7601u/mcu.c b/drivers/net/wireless/mediatek/mt7601u/mcu.c index 1b5cc271a9e1..15751d11b4dc 100644 --- a/drivers/net/wireless/mediatek/mt7601u/mcu.c +++ b/drivers/net/wireless/mediatek/mt7601u/mcu.c @@ -446,7 +446,6 @@ static int mt7601u_load_firmware(struct mt7601u_dev *dev) mt7601u_wr(dev, 0x94c, 0); mt7601u_wr(dev, MT_FCE_PSE_CTRL, 0); - mt7601u_vendor_reset(dev); msleep(5); mt7601u_wr(dev, 0xa44, 0); diff --git a/drivers/net/wireless/mediatek/mt7601u/phy.c b/drivers/net/wireless/mediatek/mt7601u/phy.c index d4cd2215aba9..f3c14a1552df 100644 --- a/drivers/net/wireless/mediatek/mt7601u/phy.c +++ b/drivers/net/wireless/mediatek/mt7601u/phy.c @@ -589,8 +589,6 @@ void mt7601u_phy_recalibrate_after_assoc(struct mt7601u_dev *dev) if (test_bit(MT7601U_STATE_REMOVED, &dev->state)) return; - mt7601u_mcu_calibrate(dev, MCU_CAL_DPD, dev->curr_temp); - mt7601u_rxdc_cal(dev); } @@ -1160,9 +1158,6 @@ static int mt7601u_init_cal(struct mt7601u_dev *dev) if (ret) return ret; ret = mt7601u_mcu_calibrate(dev, MCU_CAL_RXIQ, 0); - if (ret) - return ret; - ret = mt7601u_mcu_calibrate(dev, MCU_CAL_DPD, dev->dpd_temp); if (ret) return ret;