Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp2879829pxj; Sun, 23 May 2021 14:10:56 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxOD9ypTb4WcrOohwNhjAOqAcpwY9z4qDaZTN2mu+/ORJfUTZrUz5bdOpcS2G861mZey47X X-Received: by 2002:a17:906:f996:: with SMTP id li22mr19888398ejb.255.1621804256327; Sun, 23 May 2021 14:10:56 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1621804256; cv=none; d=google.com; s=arc-20160816; b=kBeiT0WOuP4u/fzDgecNNLAOLrs99nelY5Du0KZ9N+/z2O7XccnvQ6KKD+ctgGCp1I 2t5HvEcCCdWlDQRj9DpuKH78Ap6YXf1CxPxAjx55vgvNnBcvcGyOuOBMXKw/BuiaAbGW kEjm0383jFZVWUYdtdidyEJaPPTlW14w8T9ZFvaTpL0p/Pile3hFcoJa8HaY18UysIdS Do7BufuIma6oV+tkR96aQhsCaV7VveEo7kMMxD8WqG1AXqenxaLeXCq4CSjtnBeYr1Hb yX4ECX+OLH+rZ3b0BWUPYiF6K/xSLD1BlNYp+l5p0YV/rRONvJ4fIKmBJJXThUpEbDYi g7Zg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=8cFR32uZIB5I+ckGmwM8wt6DK5e5kZ9zsJtBpiROMZA=; b=0iYXd6dqw+f5VJbZK5m/56udSHCU3F++TyYmjd8peFOnZgtaHb9hshhdWWTckmuDxX +Kcn9bJurYlvXFCz02cTEYds5Fy5pbCMp5KC+1gGPzCANFOgBlzw6qrwGlPT8WNemZXI lj/KWO9pmb01UVFyKTLB68emH298IIbaBSTpZKVgZ6qtT7VSWMToVGdOqVdJUK27sUn7 KS1i9/ylxGB4lPakBIin7vuATOqI6FJ+mWdglPIwq3ylKLUXBdnLF3cHea4hEw/j8u8d 013mLBM8RIR6D1Ak2/CDAsSesDF1OCK9LFZEX5OapMOqr1+rlKPginMenNagzVRnNYYx gsrg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=D9DtP2+j; spf=pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id kj17si10810615ejc.587.2021.05.23.14.10.33; Sun, 23 May 2021 14:10:56 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=D9DtP2+j; spf=pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231967AbhEWVLt (ORCPT + 99 others); Sun, 23 May 2021 17:11:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:47522 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231956AbhEWVLr (ORCPT ); Sun, 23 May 2021 17:11:47 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7EC046115C; Sun, 23 May 2021 21:10:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1621804220; bh=Ke6C6FSUZPvNm8d+fgoJ9SxaMboKfwRiskany4b9b28=; h=From:To:Cc:Subject:Date:From; b=D9DtP2+jWfiA1e87KVa/BOSU1nfK3B/z0p+AgZrpdpgv7u6rsEMaEB4Ab2/IUUfqZ jNtbdOGOfFMP9f6la8MpFMfHNRLkTN3siJHg346OexcMLI3A/huqqkAaHBkIG/XnO9 2heprUEXTx4VFK7GtUgUcIoEbY7kkMWHYLIr/xqVpwWvn//jr5qA5LFsvtTckISXlc OaKAAjYq7HjVjv4HFcXTFHW3KuqOi8OQMm1sk7IWuYAqX+8tgtTFyzmGvhXLQCU2C4 gPWaUZ2cfCDbiZCCHDSgTDV9fbubIgzVwtvUbPNUPENm+eDmvI1XcxPmxthbV5KyQC GLbJnv/Fj8CfA== From: Lorenzo Bianconi To: nbd@nbd.name Cc: lorenzo.bianconi@redhat.com, linux-wireless@vger.kernel.org, sean.wang@mediatek.com Subject: [PATCH] mt76: mt7921: reset wfsys during hw probe Date: Sun, 23 May 2021 23:10:12 +0200 Message-Id: <95460c02cce327d43337afc72c431757fb42ecb5.1621804119.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org This patch fixes a mcu hang during device probe on Marvell ESPRESSObin after a hot reboot. Signed-off-by: Lorenzo Bianconi --- drivers/net/wireless/mediatek/mt76/mt7921/dma.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c index bd9143dc865f..7fca7dc466b8 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c @@ -402,6 +402,10 @@ int mt7921_dma_init(struct mt7921_dev *dev) if (ret) return ret; + ret = mt7921_wfsys_reset(dev); + if (ret) + return ret; + /* init tx queue */ ret = mt7921_init_tx_queues(&dev->phy, MT7921_TXQ_BAND0, MT7921_TX_RING_SIZE); -- 2.31.1