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 ACF60D2FED2 for ; Tue, 27 Jan 2026 19:37:38 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 512C210E5B3; Tue, 27 Jan 2026 19:37:38 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="GyF7+P3i"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0841310E5B3 for ; Tue, 27 Jan 2026 19:37:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1769542657; x=1801078657; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=TgvbMyL6dVajDcvocR7y9cZu0Tio7NObDQWqza9wkWE=; b=GyF7+P3itGtwhSsLHc8aEDDVmC0Joua8RzJ+Wqj+G5lt75XQWY1aGW1t Huamdgn13NbzxqCVuw8KLexkn44VWEqo+bnw8nOI4J92ssJcHGWfDCOjs notNlHfwOn7+7DQp+tFBSW48ULQv99mGzWbO/Odt71XSGI6R9NuFVVKq1 NwYXRaDG30iPDRamgx9mMQnLM7ZWHI5Rff/FyMgh/kFGUh4GfOH0ltC4U iRBBgSs7v3n/AUHD1NJsAeLc7QN/Q3/1ggK2+lau5nq/f3MwbhQt2Amp8 xocAVt3bGIb3GllVA1PdYtnlzVdUc6cgHOzhRz3oP0eAltYSjgYwJrXnh A==; X-CSE-ConnectionGUID: KfgqksYsQkGoMzHNpsIzrw== X-CSE-MsgGUID: vl/B4ZSgTyOUdBY+sSR9ag== X-IronPort-AV: E=McAfee;i="6800,10657,11684"; a="69764777" X-IronPort-AV: E=Sophos;i="6.21,257,1763452800"; d="scan'208";a="69764777" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jan 2026 11:37:36 -0800 X-CSE-ConnectionGUID: Hwy7184GSyuZRh/95/UG2A== X-CSE-MsgGUID: tPAABzAoTQ2q4WXDnBJtvQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,257,1763452800"; d="scan'208";a="207958936" Received: from mahadzix-mobl.gar.corp.intel.com (HELO mwajdecz-hp.clients.intel.com) ([10.246.17.196]) by fmviesa006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jan 2026 11:37:35 -0800 From: Michal Wajdeczko To: intel-xe@lists.freedesktop.org Cc: Michal Wajdeczko , Matthew Brost , Daniele Ceraolo Spurio Subject: [PATCH v2 0/6] drm/xe/guc: Make MMIO communication more robust Date: Tue, 27 Jan 2026 20:37:20 +0100 Message-ID: <20260127193727.601-1-michal.wajdeczko@intel.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" v1: https://patchwork.freedesktop.org/series/160377/#rev1 v2: follow sleep algorithm from wq_wait_for_space (Matt) update sleep algorithm in GuC CT (Matt) promote exponential sleep algorithm to helper (Michal) Cc: Matthew Brost Cc: Daniele Ceraolo Spurio Michal Wajdeczko (6): drm/xe: Promote relaxed_ms_sleep drm/xe: Move exponential sleep logic to helper drm/xe/guc: Limit sleep while waiting for H2G credits drm/xe/guc: Drop redundant register read drm/xe/guc: Wait before retrying sending H2G drm/xe/guc: Allow second H2G retry on FLR drivers/gpu/drm/xe/xe_guc.c | 25 +++++++++---- drivers/gpu/drm/xe/xe_guc_ct.c | 12 ++++--- drivers/gpu/drm/xe/xe_guc_submit.c | 28 ++------------- drivers/gpu/drm/xe/xe_sleep.h | 57 ++++++++++++++++++++++++++++++ 4 files changed, 85 insertions(+), 37 deletions(-) create mode 100644 drivers/gpu/drm/xe/xe_sleep.h -- 2.47.1