From patchwork Tue Sep 1 15:41:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rob Clark X-Patchwork-Id: 11749009 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 455ED618 for ; Tue, 1 Sep 2020 16:05:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2D9FC20BED for ; Tue, 1 Sep 2020 16:05:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="MvTcpkuW" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730569AbgIAQFR (ORCPT ); Tue, 1 Sep 2020 12:05:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55902 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730547AbgIAPlT (ORCPT ); Tue, 1 Sep 2020 11:41:19 -0400 Received: from mail-pg1-x541.google.com (mail-pg1-x541.google.com [IPv6:2607:f8b0:4864:20::541]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 18844C061247; Tue, 1 Sep 2020 08:41:19 -0700 (PDT) Received: by mail-pg1-x541.google.com with SMTP id 7so868402pgm.11; Tue, 01 Sep 2020 08:41:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=7KqqN6K3kTsWHUwp2VvfDs43IyNlxmbh5Rz2H4DpXUY=; b=MvTcpkuWrabD04S1aEsSpjZHdD73NAt33h8AERs424BwAOPPWupOWGhDL8C4WysYQZ 41ggRfkqK0UZfEMslBFKEbSzQSlVvulfxCMW2E8xy8hHHHhiiQGx3Ha3D1WYaa9sTc3X s/YwgBWcXjCh81KUhuirw1ap/a5dJKqgzvFkBGWkqZUUiYltChmcA5pNtKY66JE0QK5j C7fgThG8sVRMDUYVNo/tpLW7DsYRZkU8IHMcjqCStaOQdfkLIR/duqoLgVRLC3b+z595 rojXUfSiBvSTUXpOs/l0T8gTL9JwVkWdLEbzoXC0wAD///WBr4JCzivhk11lGUsGqCGU C8IQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=7KqqN6K3kTsWHUwp2VvfDs43IyNlxmbh5Rz2H4DpXUY=; b=bJgK6gTn8kN+1apRo4M4KTLZ/S6HB4TOprVXEJLHuSN6eGnBRnP1emnE5jazXUixYn AqqCvJsIEWljunczNIG2uzMX2WjW9B6jsKiSerJA+fYrQMby+cI83BopzBDHHSxnO3Bi 9x4IAzuF2gwTkcXu7JQdBnR9rhiDEnK67PVHuycGoXmF2yuRoGjtDrMcKCjbBp7SlRiO hyZyuKsmKV6Uia4b2OGOlIIS2877cJIOs7zFwa7FFiU3mWvLno9P9Uu03yCFT4AhixAI kUkiYEeIZtNXPgmVJGoRKTI4a0SNaeXAk61WD6y+Tlzd03EXCjiiSB1SWmt2VClpIcLj Erxw== X-Gm-Message-State: AOAM532i0/ry0Kjb86st5waOC+XN954Ny+jJNuxunpc4KT8lXWo+KUKO FhnGnQL/YD5dYUxattWcNLc= X-Google-Smtp-Source: ABdhPJx/KUf682r2Q/Pzf9hmQEXca9myE+iw7tLtWfLbi+QoMiwtNbP5nGWRrF9YVDIFr3rsJZy7dA== X-Received: by 2002:aa7:9556:: with SMTP id w22mr2393992pfq.245.1598974878560; Tue, 01 Sep 2020 08:41:18 -0700 (PDT) Received: from localhost ([2601:1c0:5200:a6:307:a401:7b76:c6e5]) by smtp.gmail.com with ESMTPSA id w3sm2487343pff.56.2020.09.01.08.41.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Sep 2020 08:41:17 -0700 (PDT) From: Rob Clark To: dri-devel@lists.freedesktop.org Cc: Rob Clark , Rob Clark , Sean Paul , David Airlie , Daniel Vetter , Jordan Crouse , Jonathan Marek , Eric Anholt , Sharat Masetty , Emil Velikov , linux-arm-msm@vger.kernel.org (open list:DRM DRIVER FOR MSM ADRENO GPU), freedreno@lists.freedesktop.org (open list:DRM DRIVER FOR MSM ADRENO GPU), linux-kernel@vger.kernel.org (open list) Subject: [PATCH 3/3] drm/msm/gpu: Add suspend/resume tracepoints Date: Tue, 1 Sep 2020 08:41:56 -0700 Message-Id: <20200901154200.2451899-4-robdclark@gmail.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200901154200.2451899-1-robdclark@gmail.com> References: <20200901154200.2451899-1-robdclark@gmail.com> MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Rob Clark Signed-off-by: Rob Clark --- I'm not sure if there is a better way to do no-arg tracepoints? The trace framework seems to go out of it's way to make this difficult. Or maybe there is a more obvious thing that I'm not seeing. drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 4 ++++ drivers/gpu/drm/msm/msm_gpu.c | 2 ++ drivers/gpu/drm/msm/msm_gpu_trace.h | 26 ++++++++++++++++++++++++++ 3 files changed, 32 insertions(+) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index c5a3e4d4c007..2de280e45077 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -923,6 +923,8 @@ static int a6xx_pm_resume(struct msm_gpu *gpu) gpu->needs_hw_init = true; + trace_msm_gpu_resume(0); + ret = a6xx_gmu_resume(a6xx_gpu); if (ret) return ret; @@ -937,6 +939,8 @@ static int a6xx_pm_suspend(struct msm_gpu *gpu) struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu); + trace_msm_gpu_suspend(0); + devfreq_suspend_device(gpu->devfreq.devfreq); return a6xx_gmu_stop(a6xx_gpu); diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index b02866527386..5ceb2a966a87 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -202,6 +202,7 @@ int msm_gpu_pm_resume(struct msm_gpu *gpu) int ret; DBG("%s", gpu->name); + trace_msm_gpu_resume(0); ret = enable_pwrrail(gpu); if (ret) @@ -227,6 +228,7 @@ int msm_gpu_pm_suspend(struct msm_gpu *gpu) int ret; DBG("%s", gpu->name); + trace_msm_gpu_suspend(0); devfreq_suspend_device(gpu->devfreq.devfreq); diff --git a/drivers/gpu/drm/msm/msm_gpu_trace.h b/drivers/gpu/drm/msm/msm_gpu_trace.h index 1079fe551279..03e0c2536b94 100644 --- a/drivers/gpu/drm/msm/msm_gpu_trace.h +++ b/drivers/gpu/drm/msm/msm_gpu_trace.h @@ -140,6 +140,32 @@ TRACE_EVENT(msm_gem_purge_vmaps, TP_printk("Purging %u vmaps", __entry->unmapped) ); + +TRACE_EVENT(msm_gpu_suspend, + TP_PROTO(int dummy), + TP_ARGS(dummy), + TP_STRUCT__entry( + __field(u32, dummy) + ), + TP_fast_assign( + __entry->dummy = dummy; + ), + TP_printk("%u", __entry->dummy) +); + + +TRACE_EVENT(msm_gpu_resume, + TP_PROTO(int dummy), + TP_ARGS(dummy), + TP_STRUCT__entry( + __field(u32, dummy) + ), + TP_fast_assign( + __entry->dummy = dummy; + ), + TP_printk("%u", __entry->dummy) +); + #endif #undef TRACE_INCLUDE_PATH