From mboxrd@z Thu Jan 1 00:00:00 1970 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=-12.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham 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 2F745C07E99 for ; Fri, 9 Jul 2021 07:08:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0F6A3613C3 for ; Fri, 9 Jul 2021 07:08:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230418AbhGIHLg (ORCPT ); Fri, 9 Jul 2021 03:11:36 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:40770 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S230121AbhGIHLf (ORCPT ); Fri, 9 Jul 2021 03:11:35 -0400 X-UUID: 5afdd196da154ef3924c3bb0530fd006-20210709 X-UUID: 5afdd196da154ef3924c3bb0530fd006-20210709 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 811500575; Fri, 09 Jul 2021 15:08:50 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 9 Jul 2021 15:08:41 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 9 Jul 2021 15:08:42 +0800 From: Deren Wu To: CC: Felix Fietkau , Lorenzo Bianconi , Sean Wang , Deren Wu Subject: [PATCH 0/1] mt76: mt7921: Fix resume fail if fw was dropped Date: Fri, 9 Jul 2021 15:07:18 +0800 Message-ID: X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Deren Wu Hi, The bug is found on some devices which power off pcie bus in suspend mode. In this case, mt7921 would resume fail on interactive commands. This patch could recover the failure in command timeout. Need to apply patches below for dependency. Those patches work for stability improvment as well. upstream patches: commit f92f81d35ac2 ("mt76: mt7921: check mcu returned values in mt7921_start") commit d32464e68ffc ("mt76: mt7921: introduce mt7921_run_firmware utility routine.") commit 1f7396acfef4 ("mt76: mt7921: introduce __mt7921_start utility routine") commit 3990465db682 ("mt76: dma: introduce mt76_dma_queue_reset routine") commit c001df978e4c ("mt76: dma: export mt76_dma_rx_cleanup routine") commit 0c1ce9884607 ("mt76: mt7921: add wifi reset support") commit e513ae49088b ("mt76: mt7921: abort uncompleted scan by wifi reset") Lorenzo Bianconi (1): mt76: mt7921: get rid of mcu_reset function pointer drivers/net/wireless/mediatek/mt76/mt7921/mcu.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) -- 2.25.1