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 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 51BE1C5CFCF for ; Thu, 13 Aug 2026 00:13:22 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D985010E480; Thu, 13 Aug 2026 00:13:21 +0000 (UTC) Received: from 61270ab9df2a (emeril.freedesktop.org [131.252.210.167]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0913610E480; Thu, 13 Aug 2026 00:13:21 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: =?utf-8?q?=E2=9C=97_CI=2Echeckpatch=3A_warning_for_drm/xe/forcewake=3A_add_d?= =?utf-8?q?elayed-release_optimization_=28rev5=29?= From: Patchwork To: "Zongyao Bai" Cc: intel-xe@lists.freedesktop.org Date: Thu, 13 Aug 2026 00:13:21 -0000 Message-ID: <178658000101.45878.3941640198989501329@61270ab9df2a> X-Patchwork-Hint: ignore References: <20260601213804.707256-1-zongyao.bai@intel.com> In-Reply-To: <20260601213804.707256-1-zongyao.bai@intel.com> X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: intel-xe@lists.freedesktop.org Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" == Series Details == Series: drm/xe/forcewake: add delayed-release optimization (rev5) URL : https://patchwork.freedesktop.org/series/167697/ State : warning == Summary == + KERNEL=/kernel + git clone https://gitlab.freedesktop.org/drm/maintainer-tools mt Cloning into 'mt'... warning: redirecting to https://gitlab.freedesktop.org/drm/maintainer-tools.git/ + git -C mt rev-list -n1 origin/master 061140b9bc586ae7f40abc1249c97e1cc72d1b9d + cd /kernel + git config --global --add safe.directory /kernel + git log -n1 commit 41fe5f0484cedabba39f47ff346d9290a8df708c Author: Zongyao Bai Date: Thu Aug 13 00:06:54 2026 +0000 drm/xe/forcewake: enable configurable delayed forcewake release Enable delayed forcewake release for engine-cycle queries used by tools such as VTune and PTI. Bursts of queries can reuse an already awake domain, avoiding another wake request and ACK wait. Only engine-cycle queries request delayed release; all other forcewake users continue to request immediate release. Add the bind-time configfs forcewake_hold_delay_us attribute to control the hold interval. It defaults to 100 us and accepts values from 1 to U32_MAX microseconds. Runtime and system suspend cancel and settle outstanding delayed releases before power-off. Longer intervals trade higher power use for more opportunities to reuse an awake domain. Suggested-by: Matthew Brost Assisted-by: GitHub-Copilot:gpt-5.6-sol Assisted-by: GitHub-Copilot:claude-opus-4.8 Signed-off-by: Zongyao Bai + /mt/dim checkpatch 707b81710802330f08e561e54d174f74abdb10e5 drm-intel f7a1ee94feef drm/xe/forcewake: synchronize engine-cycle access with unplug ee83ee075600 drm/xe/forcewake: add delayed-release state machine -:372: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'done' - possible side-effects? #372: FILE: drivers/gpu/drm/xe/xe_force_wake.h:118: +#define __xe_with_force_wake_delay(ref, fw, domains, done) \ + for (CLASS(xe_force_wake_delay, ref)(fw, domains), *(done) = NULL; \ + !(done); (done) = (void *)1) total: 0 errors, 0 warnings, 1 checks, 383 lines checked 3487b5031ec3 drm/xe/forcewake: flush delayed release at power boundaries 41fe5f0484ce drm/xe/forcewake: enable configurable delayed forcewake release