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=-11.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,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 1B244C433B4 for ; Fri, 16 Apr 2021 20:57:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D4C32611EF for ; Fri, 16 Apr 2021 20:57:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242924AbhDPU6D (ORCPT ); Fri, 16 Apr 2021 16:58:03 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:56947 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234312AbhDPU6C (ORCPT ); Fri, 16 Apr 2021 16:58:02 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1618606657; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=GCfFzX1kUe6vn7VTgr+YdeFG/no1qsZaCVnZ9Z2+7jA=; b=etQ9VnOkwJ2dquqqQO79+moRJ+Zme1xlJjHIdwC/AgfH1UAN5HcMO+ot9j1BF3q3k9ugmmXe cy+/UFyHzohjOcI4B/JHzjvu9/oDej9XVzpqVGr9qxN1lnsjzi+2ZZ4BW/5DhxoCgODybTfY GN33HiQbszsAnsXxKY3e3iuZl/o= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n02.prod.us-east-1.postgun.com with SMTP id 6079fa3c2cbba88980c21847 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Fri, 16 Apr 2021 20:57:32 GMT Sender: abhinavk=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 57E83C43466; Fri, 16 Apr 2021 20:57:31 +0000 (UTC) Received: from abhinavk-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: abhinavk) by smtp.codeaurora.org (Postfix) with ESMTPSA id DC823C433CA; Fri, 16 Apr 2021 20:57:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org DC823C433CA Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=abhinavk@codeaurora.org From: Abhinav Kumar To: dri-devel@lists.freedesktop.org Cc: Abhinav Kumar , linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, robdclark@gmail.com, seanpaul@chromium.org, swboyd@chromium.org, nganji@codeaurora.org, aravindh@codeaurora.org, khsieh@codeaurora.org, daniel@ffwll.ch, dmitry.baryshkov@linaro.org Subject: [PATCH v5 0/7] Add devcoredump support for DPU Date: Fri, 16 Apr 2021 13:57:18 -0700 Message-Id: <1618606645-19695-1-git-send-email-abhinavk@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org This series adds support to use devcoredump for DPU driver. It introduces the msm_disp_snapshot module which assists in the capturing of register dumps during error scenarios. When a display related error happens, the msm_disp_snapshot module captures all the relevant register dumps along with the snapshot of the drm atomic state and triggers a devcoredump. changes in v5: - move the storage of disp_state from dpu_kms to msm_kms - absorb snprintf into the snapshot core by accepting var args - initialize disp snapshot module even for non-DPU targets - split up the patches into dpu, dsi and dp pieces for easier review - get rid of MSM_DISP_SNAPSHOT_IN_* macros by simplifying function Abhinav Kumar (7): drm: allow drm_atomic_print_state() to accept any drm_printer drm/msm: add support to take dpu snapshot drm/msm/dsi: add API to take DSI register snapshot drm/msm/dp: add API to take DP register snapshot drm/msm/disp/dpu1: add API to take DPU register snapshot drm/msm: add support to take dsi, dp and dpu snapshot drm/msm: add disp snapshot points across dpu driver drivers/gpu/drm/drm_atomic.c | 28 ++- drivers/gpu/drm/drm_atomic_uapi.c | 4 +- drivers/gpu/drm/drm_crtc_internal.h | 4 +- drivers/gpu/drm/msm/Makefile | 2 + drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 16 +- .../gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c | 14 +- .../gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c | 8 +- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h | 2 +- drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 50 ++++++ drivers/gpu/drm/msm/disp/msm_disp_snapshot.c | 161 +++++++++++++++++ drivers/gpu/drm/msm/disp/msm_disp_snapshot.h | 154 ++++++++++++++++ drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c | 195 +++++++++++++++++++++ drivers/gpu/drm/msm/dp/dp_catalog.c | 9 + drivers/gpu/drm/msm/dp/dp_catalog.h | 4 + drivers/gpu/drm/msm/dp/dp_display.c | 29 +++ drivers/gpu/drm/msm/dp/dp_display.h | 1 + drivers/gpu/drm/msm/dsi/dsi.c | 5 + drivers/gpu/drm/msm/dsi/dsi.h | 5 +- drivers/gpu/drm/msm/dsi/dsi_host.c | 16 ++ drivers/gpu/drm/msm/msm_drv.c | 27 ++- drivers/gpu/drm/msm/msm_drv.h | 2 + drivers/gpu/drm/msm/msm_kms.h | 7 + drivers/gpu/drm/selftests/test-drm_framebuffer.c | 1 + 23 files changed, 725 insertions(+), 19 deletions(-) create mode 100644 drivers/gpu/drm/msm/disp/msm_disp_snapshot.c create mode 100644 drivers/gpu/drm/msm/disp/msm_disp_snapshot.h create mode 100644 drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project