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[23.128.96.18]) by mx.google.com with ESMTP id h12si4186765ejg.216.2020.10.08.09.44.05; Thu, 08 Oct 2020 09:44:28 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-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=@linaro.org header.s=google header.b=VHGJaG8l; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730670AbgJHOrK (ORCPT + 99 others); Thu, 8 Oct 2020 10:47:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59360 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730353AbgJHOrK (ORCPT ); Thu, 8 Oct 2020 10:47:10 -0400 Received: from mail-io1-xd42.google.com (mail-io1-xd42.google.com [IPv6:2607:f8b0:4864:20::d42]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D266FC0613D3 for ; Thu, 8 Oct 2020 07:47:09 -0700 (PDT) Received: by mail-io1-xd42.google.com with SMTP id m17so6474596ioo.1 for ; Thu, 08 Oct 2020 07:47:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=JfyqMEd778QyNbtI/v0Y/4c53t1ox1t/PqY3/TlES/c=; b=VHGJaG8lcYxKBr8ZUrviwB3LO58EAwFpRxS1d9tiNKSGj948O4EBvxsaGIQcUx64nx +S7pTXP0QX0N6YG62tvhobyWwwlmhihK+6FbGKpigc+dc2NqfrLf2ZnBV1Ltk1NZZxKh 4Wen+xjOlaT3UX+pN4YbuyNpkLCAZQ784Bgmmj7brvPnewQIukU4ZuPfdFIpAn4J0u6u GHqgBRYb4zyZlK9ZgEvhIkTHF/ZMZ8smSwQ8iXsrM3qadJZJgPB21yqd6jiNAP+dGWD4 9xwaGBaQKsFH8mZfZtxwtAnR6/ZbQ/230WOZzLV7N7WWRoZ4JWcjm8ppl5Yb2Yp2CH0N Ghlg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=JfyqMEd778QyNbtI/v0Y/4c53t1ox1t/PqY3/TlES/c=; b=evUgl/LIse6PVLsvQidDqKQ2R36rGEJg/nZmu2hi9EMGXbLCDKvgp0OYt4sIOF11HG L2rTLJ3tJdPp/K/kXpVPqUeF7IthAPoBy9mIwVlI/yVpFrMlgUzf3IeiOTrosCwMK5I2 nBv2LNGIRmklSuPjy4I1y13M5btD91cOh8b32/SccMEQlSkqKBwplixolixSMlrntnYO j3WrTp6jArMusbkN/mPSJJkd03vDYANCVUH9Bin/Chhv8MT3XdYQJdD2EUCO84bbRNaH 987ydoMjZSWER92+pLJkcy6qYSuRjBuovXETb9flDznKetLaQ0ZbQXLRmpCDZtc6mzsL g2QQ== X-Gm-Message-State: AOAM5335ZClKwQ6XcER/hXGLw/briS+DLCXHAkdFOGig6jS+0hasRGJg aJAtQ2qI3Knqa+X1q3eQ1Gj4G8TGIOfzVfbUhHpSJw== X-Received: by 2002:a5e:9b11:: with SMTP id j17mr6086128iok.176.1602168428872; Thu, 08 Oct 2020 07:47:08 -0700 (PDT) MIME-Version: 1.0 References: <20200916054130.8685-1-Zhiqiang.Hou@nxp.com> <20200928093911.GB12010@e121166-lin.cambridge.arm.com> <9ac53f04-f2e8-c5f9-e1f7-e54270ec55a0@ti.com> <67ac959f-561e-d1a0-2d89-9a85d5f92c72@ti.com> <99d24fe08ecb5a6f5bba7dc6b1e2b42b@walle.cc> In-Reply-To: From: Naresh Kamboju Date: Thu, 8 Oct 2020 20:16:57 +0530 Message-ID: Subject: Re: [PATCH] PCI: dwc: Added link up check in map_bus of dw_child_pcie_ops To: Zhiqiang.Hou@nxp.com, Rob Herring , Stephen Rothwell Cc: Kishon Vijay Abraham I , Michael Walle , Gustavo Pimentel , Lorenzo Pieralisi , Bjorn Helgaas , Ard Biesheuvel , PCI , open list , lkft-triage@lists.linaro.org, Linux-Next Mailing List Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2 Oct 2020 at 14:59, Naresh Kamboju wrote: > > On Thu, 1 Oct 2020 at 22:16, Michael Walle wrote: > > > > Am 2020-10-01 15:32, schrieb Kishon Vijay Abraham I: > > > > > Meanwhile would it be okay to add linkup check atleast for DRA7X so > > > that > > > we could have it booting in linux-next? > > > > Layerscape SoCs (at least the LS1028A) are also still broken in > > linux-next, > > did I miss something here? > > I have been monitoring linux next boot and functional testing on nxp devices > for more than two week and still the problem exists on nxp-ls2088. > > Do you mind checking the possibilities to revert bad patches on linux next tree > and continue to work on fixes please ? > > suspected bad commit: [ I have not bisected this problem ] > c2b0c098fbd1 ("PCI: dwc: Use generic config accessors") > > crash log snippet: > [ 1.563008] SError Interrupt on CPU5, code 0xbf000002 -- SError > [ 1.563010] CPU: 5 PID: 1 Comm: swapper/0 Not tainted > 5.9.0-rc7-next-20201001 #1 > [ 1.563011] Hardware name: Freescale Layerscape 2088A RDB Board (DT) > [ 1.563013] pstate: 20000085 (nzCv daIf -PAN -UAO -TCO BTYPE=--) > [ 1.563014] pc : pci_generic_config_read+0x44/0xe8 > [ 1.563015] lr : pci_generic_config_read+0x2c/0xe8 This reported issue is gone now on Linux next master branch. I am not sure which is a fix commit. - Naresh