From patchwork Tue Apr 17 22:44:38 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jordan Crouse X-Patchwork-Id: 10347005 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id C033D60365 for ; Tue, 17 Apr 2018 22:45:03 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 929FD26785 for ; Tue, 17 Apr 2018 22:45:03 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 833C227852; Tue, 17 Apr 2018 22:45:03 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 1E4E927F10 for ; Tue, 17 Apr 2018 22:45:03 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BAEDA6E4ED; Tue, 17 Apr 2018 22:44:59 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from smtp.codeaurora.org (smtp.codeaurora.org [198.145.29.96]) by gabe.freedesktop.org (Postfix) with ESMTPS id 881806E4E2; Tue, 17 Apr 2018 22:44:51 +0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 6CC8960863; Tue, 17 Apr 2018 22:44:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1524005091; bh=ju+SC1FI2HoBBYSb7QE804HOs18AXsSr9Tkg5+8xmZk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Vt03XmkEmF5j4/yfuY42zeAm7CN2e59lEFoEmB++6STocNQLTjfo9jvO3xzyZXIMK N5yY/pLG2WGquMOdQIzVbRetla1NSvDRQOuJ+jppRr329JkUXD0EXhT8vAdHtGbWUR SzPdfg5h0oQ3XbaHOY1TmBxSE7Zi2lCRxOua0QaI= Received: from jcrouse-lnx.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: jcrouse@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 03CB66081C; Tue, 17 Apr 2018 22:44:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1524005090; bh=ju+SC1FI2HoBBYSb7QE804HOs18AXsSr9Tkg5+8xmZk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CP3jEv2ckRrjtmWAZYu3m/qMgjgW9EJJJP4N6jgRjNUmoNQsvaRzWWjWQibNZW/Q6 8oMxqy8kKc4rb9K8MuicL7qS6kUohMIuoZrRljLwB76M8O/6DjZNpPPpU47a2RrUEg alx4KcQSZzsBko8RweW3xp6UiKT7FpwcSsqCzzCs= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 03CB66081C Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=jcrouse@codeaurora.org From: Jordan Crouse To: freedreno@lists.freedesktop.org Subject: [PATCH 07/10] drm/msm/adreno: Convert the show/crash file format Date: Tue, 17 Apr 2018 16:44:38 -0600 Message-Id: <20180417224441.32355-8-jcrouse@codeaurora.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180417224441.32355-1-jcrouse@codeaurora.org> References: <20180417224441.32355-1-jcrouse@codeaurora.org> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Convert the format of the 'show' debugfs file and the crash dump to a format resembling YAML. This should be easier to parse and be more flexible for future changes and expansions. Signed-off-by: Jordan Crouse --- Documentation/gpu/drm-msm-crash-dump.txt | 30 ++++++++++++++++++++++++ drivers/gpu/drm/msm/adreno/adreno_gpu.c | 20 +++++++++------- 2 files changed, 42 insertions(+), 8 deletions(-) create mode 100644 Documentation/gpu/drm-msm-crash-dump.txt diff --git a/Documentation/gpu/drm-msm-crash-dump.txt b/Documentation/gpu/drm-msm-crash-dump.txt new file mode 100644 index 000000000000..902d9769f401 --- /dev/null +++ b/Documentation/gpu/drm-msm-crash-dump.txt @@ -0,0 +1,30 @@ +# drm/msm GPU crash dump format +# +# This is a description of the format of the drm/msm GPU crash dump format that +# can be read from /sys/kernel/dri/X/show or from devcoredump following a GPU +# hang or fault + +--- +kernel: # [string] The kernel version as printed by UTS_RELEASE +module: # [string] The module that generated the crash dump +time: # [seconds.microseconds] The kernel time at crash +comm: # [string] comm string for the binary that generated the fault + # (if known) +cmdline: # [string] the cmdline for the binary that generated the fault + # (if known) +revision: # [ id core.major.minor.patchlevel] The GPU id followed by the + # individual components of the id separated by dots +rbbm-status: # [hex] The current value of RBBM_STATUS which shows what GPU + # components were in use at the time of the crash +ringbuffer: # Ringbuffer data. There will be a sequence for each ringbuffer + -id: # [decimal] Ringbuffer identifier (0 based index) + last-fence: # [decimal] The last fence issued on the ring + retired-fence: # [decimal] THe last fence retired on the ring + rptr: # [decimal] The current read pointer (rptr) for the ring + wptr: # [decimal] The current write pointer (wptr) for the + # ring +registers: # Sets of register values. This section can be used multiple + # times for different ranges of registers. Each register will be + # on its own line. + - [offset, value] # offset: [hex] byte offset of the register + # value: [hex] value of the register diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index d46ae2ede616..8d48ea52ea07 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -444,23 +444,27 @@ void adreno_show(struct msm_gpu *gpu, struct msm_gpu_state *state, if (IS_ERR_OR_NULL(state)) return; - drm_printf(p, "status: %08x\n", state->rbbm_status); drm_printf(p, "revision: %d (%d.%d.%d.%d)\n", adreno_gpu->info->revn, adreno_gpu->rev.core, adreno_gpu->rev.major, adreno_gpu->rev.minor, adreno_gpu->rev.patchid); - for (i = 0; i < gpu->nr_rings; i++) { - drm_printf(p, "rb %d: fence: %d/%d\n", i, - state->ring[i].fence, state->ring[i].seqno); + drm_printf(p, "rbbm-status: 0x%08x\n", state->rbbm_status); + + drm_printf(p, "ringbuffer:\n"); - drm_printf(p, " rptr: %d\n", state->ring[i].rptr); - drm_printf(p, "rb wptr: %d\n", state->ring[i].wptr); + for (i = 0; i < gpu->nr_rings; i++) { + drm_printf(p, " - id: %d\n", i); + drm_printf(p, " last-fence: %d\n", state->ring[i].seqno); + drm_printf(p, " retired-fence: %d\n", state->ring[i].fence); + drm_printf(p, " rptr: %d\n", state->ring[i].rptr); + drm_printf(p, " wptr: %d\n", state->ring[i].wptr); } - drm_printf(p, "IO:region %s 00000000 00020000\n", gpu->name); + drm_printf(p, "registers:\n"); + for (i = 0; i < state->nr_registers; i++) { - drm_printf(p, "IO:R %08x %08x\n", + drm_printf(p, " - { offset: 0x%04x, value: 0x%08x }\n", state->registers[i * 2] << 2, state->registers[(i * 2) + 1]); }