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[209.132.180.67]) by mx.google.com with ESMTP id n85-v6si11837105pfj.251.2018.09.30.21.57.28; Sun, 30 Sep 2018 21:57:56 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@endlessm-com.20150623.gappssmtp.com header.s=20150623 header.b=zKrK+SqC; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728692AbeJALdQ (ORCPT + 99 others); Mon, 1 Oct 2018 07:33:16 -0400 Received: from mail-qk1-f194.google.com ([209.85.222.194]:41547 "EHLO mail-qk1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728593AbeJALdQ (ORCPT ); Mon, 1 Oct 2018 07:33:16 -0400 Received: by mail-qk1-f194.google.com with SMTP id n3-v6so7316569qkn.8 for ; Sun, 30 Sep 2018 21:57:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=endlessm-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=jnrjBvxLkgEYqcoy4gP3bz3vkNJm9uQLA53NunoyuBk=; b=zKrK+SqCw0pXqtxApE8AZ6kpFcMmAAF0VugdUfcdSrp8elS80jJnue3yDLnBjgXn8A MH3l626cilo7fTZO/DvyDpPh6LrY7KT4kSMdhQWxn9k5R5RvSbR+yHfqlOsMXYHgqw+q USpViqU4f8ugY/v6e5cXx6o/gSXGb/IiITZHuoddfVUYCFKwGL1RsX2J9ggD8erjlgRQ 37ck3pAhAtVFtJjWuSNHAydMuLz/rGrCLSm6p/RS44Jj4U71QO6xAsnzNZt7dF1tCUBo w5P81zR1Ikb3JJ3cYj60oU7cLAmGGh2Zt+Fk+6q3U8KZ7HDT84Xkq6WNfkn0p69HjVRo aNlA== 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=jnrjBvxLkgEYqcoy4gP3bz3vkNJm9uQLA53NunoyuBk=; b=sfSI5hzgTupc+hn9i9yPFf9H/xp8aVpEvQI+32j3cVAXoMiwvMoIylj1UeeDigrtjX o6IRmbjJ6wYC1FdjT0MopYVz3d8gN7jX0HNwGLu2VzBUNIQp3BDBEno9n3TupE4BY4CC 1EgV2B6MFakq0j3TNQI0OTu+d+IWHr19aTCpRbJV5g+6crFag37dSL7qSQ38Vhc4GRWQ xVEkygXc1HUssPFSDfmJVt16wux5zAf90VIm/ZaBWwd6aSiX1LRaZzz07T34p+L1+uTW 0s+Tokp8n74Zs/zF5Vu+B9OoO1OzCD/oaBEJNlk55ZjxnbtFLyQvCh5SNYj19oqVO22O a3tQ== X-Gm-Message-State: ABuFfoi05NLJoFNCqPPe9vHBpvakmM0oYMDUQP2JDPSDAHN2Yi3JRBX4 VqvEPJ34E/B0TgQ1lymFgw+QIZAo7TCtat7bEG+6MA== X-Received: by 2002:a37:1f88:: with SMTP id n8-v6mr7012136qkh.64.1538369842479; Sun, 30 Sep 2018 21:57:22 -0700 (PDT) MIME-Version: 1.0 References: <20180913033745.11178-1-drake@endlessm.com> <20180918213244.GE13616@bhelgaas-glaptop.roam.corp.google.com> <20180927205247.GA18434@bhelgaas-glaptop.roam.corp.google.com> <3f8efcd6-7cd2-b41a-d984-28c9e1740d6c@rockbox.org> In-Reply-To: <3f8efcd6-7cd2-b41a-d984-28c9e1740d6c@rockbox.org> From: Daniel Drake Date: Mon, 1 Oct 2018 12:57:11 +0800 Message-ID: Subject: Re: [PATCH v3] PCI: Reprogram bridge prefetch registers on resume To: Thomas Martitz Cc: Bjorn Helgaas , Bjorn Helgaas , Linux PCI , Linux Upstreaming Team , nouveau@lists.freedesktop.org, Linux PM , Peter Wu , kherbst@redhat.com, andy.shevchenko@linux.intel.com, "Wysocki, Rafael J" , Keith Busch , Jon Derrick , David Miller , Heiner Kallweit , netdev , nic_swsd@realtek.com, rchang@marvell.com, Linux Kernel Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Sep 30, 2018 at 5:07 AM Thomas Martitz wrote: > The latest iteration does not work on my HP system. The GPU fails to > power up just like the unpatched kernel. That's weird, I would not expect a behaviour change in the latest patch. pci_restore_config_dword() has some debug messages, could you please make them visible and show logs again? Also remind us of the PCI device address of the parent bridge (lspci -vt) Thanks Daniel