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=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 60D02C43613 for ; Sat, 22 Jun 2019 08:13:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2AE8D2075E for ; Sat, 22 Jun 2019 08:13:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="b339sLmQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726274AbfFVINO (ORCPT ); Sat, 22 Jun 2019 04:13:14 -0400 Received: from mail-vk1-f196.google.com ([209.85.221.196]:39290 "EHLO mail-vk1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726100AbfFVINO (ORCPT ); Sat, 22 Jun 2019 04:13:14 -0400 Received: by mail-vk1-f196.google.com with SMTP id o19so1786995vkb.6; Sat, 22 Jun 2019 01:13:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=ymA/9yBKawIC9AWwAvSD2s34Dx6xSFjTiT44S3SfquU=; b=b339sLmQAe+unMpoelxrVE0PlDrsmwAKLlJc2aWO9uZTL2X0z/UpMf1LAKKp7+GyNI axZOaAOocD9iRmLSjKCgTgHgRCBaqYWedcQCliN9LQCKGO0iyy+rJTwPvoXoJ7ElPwrj R2Yd6Ub1lEV60kYZYMzIvKlzc5J2PS9h9C2t0Zyh3OBlo759tL37p/u98HCUITSlCX6Z k5AVjx1pgmWAyEAUbgLzuFqdC8XUVaP4ZjrBCybLZbyR6U+PcwsPE5uPzKiBSm5NzSng 1wLFyGbAhIstMM5W70Gedpyvd4ZCXp/HA0XAxuw21Aq8CN5dmfHicpH+GeVjcbXs62GJ 5ZyA== 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=ymA/9yBKawIC9AWwAvSD2s34Dx6xSFjTiT44S3SfquU=; b=R/GINlDgmBUqma4m/OBp1d6Jzk0AK1NUK0yIAtDE9VirTyRtCQOTk/+RPx2BHpx+DM 8kKbYhp3bXGWLiOHiNa6RHy30G7qBcTq4DOgbgWrBJbqepSYvnenTQTxgJjiklPWPNA/ jM50oUJ1qDB8WXgjTvohrn664NoahWOVCkZfsQrw9RdRZycxP4EM2hENvMV+1bRIaS6G ae79oALQscACupBt9gxr5Tg0kDsv9qE6rHxVrrDeBg0qFz1ENkG9MQRnGM1n1DJx1RBY YsIDmp27g2dyuV/RtudfIlqwIrV7+uKIcIfyRgKUmV4GmOJZbM/K9D60slHIlOQmb98B 7jMQ== X-Gm-Message-State: APjAAAUWWmbQnW02PBTiLb8BRRSfHi5d/gG8hobgvEXgFZz+H57JOLZh vNDa36/qhJfx5Fa9DVTj5SmzT4j/CU3eU67U3/LW0A== X-Google-Smtp-Source: APXvYqwbJJHwrbXk97wpkvnicdIyvUw9qn195B4TTuwW4r9kqbrQvG/gO16g9Jlf+GYXz6b6OO9aKuK1D3XFvAFaT0k= X-Received: by 2002:a1f:1b0a:: with SMTP id b10mr11176492vkb.19.1561191192828; Sat, 22 Jun 2019 01:13:12 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Pintu Agarwal Date: Sat, 22 Jun 2019 13:43:01 +0530 Message-ID: Subject: Re: [IMX] [DRM]: suspend/resume support To: Fabio Estevam Cc: open list , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" , Kernelnewbies , linux-pm@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Fri, Jun 21, 2019 at 9:09 PM Fabio Estevam wrote: > > On Fri, Jun 21, 2019 at 12:13 PM Pintu Agarwal wrote: > > > Okay there is some update on the 2nd part. > > Now I am able to successfully install all imx modules after the resume > > (no hang). > > But, I got some errors after install finish: > > [drm] disabling vblank on crtc 1 > > [IMX]: imx_drm_disable_vblank - called > > [drm:drm_atomic_helper_commit_cleanup_done] *ERROR* [CRTC:24:crtc-0] > > flip_done timed out > > > > Also I am able to start the weston successfully. > > But I see LCD/HDMI display is not working (only some backlight is visible). > > > > And, I noticed, weston also reports the following errors: > > imx-ipuv3 2400000.ipu: DC stop timeout after 50 ms > > [IMX]: drm_crtc_vblank_off - called > > [IMX]: imx_drm_disable_vblank - called > > INFO: rcu_preempt detected stalls on CPUs/tasks: { 1} (detected by 0, > > t=6002 jiffies, g=289, c=288, q=8) > > Task dump for CPU 1: > > weston R running 0 306 1 0x00000000 > > [] (__schedule) from [<00080193>] (0x80193) > > > > Do you have any clue about these errors ? > > Which kernel version is this? Please let me know in which version this issue is fixed. I will try that. I think I saw some commit that mentions about it, but I forgot. Anyways, I am checking again. Thanks!