From patchwork Tue Nov 14 15:52:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Teres Alexis, Alan Previn" X-Patchwork-Id: 13455563 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 C7D5EC4332F for ; Tue, 14 Nov 2023 15:52:41 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DA79E10E457; Tue, 14 Nov 2023 15:52:34 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6B17D10E454; Tue, 14 Nov 2023 15:52:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1699977152; x=1731513152; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=dHBlOfPSX9Gf0QokHyutDZQCxFBjrGYPUyvvM+omAVA=; b=QDDXoJGXMfr5ox7xxDe+AyjncGcSRQ9xrat8/gri72c3RKjXh0AUzeNW yxhXH8GFH2M3mEis9u3LfXr5Qhk4tvliXrXSJlf3v50QTBvm2foVLTMR5 RJDpNLJtFXh7COn+lJ62ik15257HilPVjXzy9hhSj1jjbrL0U66zzuK1T 2sbcOl6Z/0uvlC7z9dS2Rk8pgH0PTTmGPtHSL7M37ADmkdLqhzgJYwlyp J6WBuvOyAopC3tPq2gdUm2iO/Gv7rZLebGaFWa9qHbhg0ki/V/f1q+M3l fgqUqgIFWSIVJt4dKrvGz72AoBpHWgd0QKPhKDF7hHt/YMUHzoYPc1ZrG Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10894"; a="3786289" X-IronPort-AV: E=Sophos;i="6.03,302,1694761200"; d="scan'208";a="3786289" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Nov 2023 07:52:31 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.03,302,1694761200"; d="scan'208";a="5831029" Received: from aalteres-desk.fm.intel.com ([10.80.57.53]) by orviesa002.jf.intel.com with ESMTP; 14 Nov 2023 07:52:31 -0800 From: Alan Previn To: intel-gfx@lists.freedesktop.org Subject: [PATCH v6 1/2] drm/i915/guc: Flush context destruction worker at suspend Date: Tue, 14 Nov 2023 07:52:28 -0800 Message-Id: <20231114155229.756100-2-alan.previn.teres.alexis@intel.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20231114155229.756100-1-alan.previn.teres.alexis@intel.com> References: <20231114155229.756100-1-alan.previn.teres.alexis@intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alan Previn , Tvrtko Ursulin , Anshuman Gupta , dri-devel@lists.freedesktop.org, Daniele Ceraolo Spurio , Rodrigo Vivi , Mousumi Jana , John Harrison Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" When suspending, flush the context-guc-id deregistration worker at the final stages of intel_gt_suspend_late when we finally call gt_sanitize that eventually leads down to __uc_sanitize so that the deregistration worker doesn't fire off later as we reset the GuC microcontroller. Signed-off-by: Alan Previn Reviewed-by: Rodrigo Vivi Tested-by: Mousumi Jana --- drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 5 +++++ drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h | 2 ++ drivers/gpu/drm/i915/gt/uc/intel_uc.c | 2 ++ 3 files changed, 9 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c index d37698bd6b91..9d1915482898 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c @@ -1611,6 +1611,11 @@ static void guc_flush_submissions(struct intel_guc *guc) spin_unlock_irqrestore(&sched_engine->lock, flags); } +void intel_guc_submission_flush_work(struct intel_guc *guc) +{ + flush_work(&guc->submission_state.destroyed_worker); +} + static void guc_flush_destroyed_contexts(struct intel_guc *guc); void intel_guc_submission_reset_prepare(struct intel_guc *guc) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h index c57b29cdb1a6..b6df75622d3b 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h @@ -38,6 +38,8 @@ int intel_guc_wait_for_pending_msg(struct intel_guc *guc, bool interruptible, long timeout); +void intel_guc_submission_flush_work(struct intel_guc *guc); + static inline bool intel_guc_submission_is_supported(struct intel_guc *guc) { return guc->submission_supported; diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_uc.c index 27f6561dd731..cb74835b1a13 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_uc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.c @@ -695,6 +695,8 @@ void intel_uc_suspend(struct intel_uc *uc) return; } + intel_guc_submission_flush_work(guc); + with_intel_runtime_pm(&uc_to_gt(uc)->i915->runtime_pm, wakeref) { err = intel_guc_suspend(guc); if (err)