From patchwork Fri Nov 15 05:07:29 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Raag Jadav X-Patchwork-Id: 13875874 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 4A744D6DDD2 for ; Fri, 15 Nov 2024 05:09:21 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id F1E6610E38D; Fri, 15 Nov 2024 05:09:17 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="mW9AuVRt"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3367210E135; Fri, 15 Nov 2024 05:09:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1731647356; x=1763183356; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=DtjueZ1kEM02DSnOL5sjuLn8kHGCGGvAGc0lNOlBZT0=; b=mW9AuVRtFp31VecqTh3Nw+xOZlQE7b403wnVCdf4Zuyes19MI3RGf2er z4XUx+sMBju94W0J0TdKZtUERw4R93FVWP3q8qe5WXH8+okWXrxIPNlEU CS7L3vWYIWzVCu3cfgV8l9XdceGjmgs3vWLJwztXjCwXhAt9w7/0qqrer ZSSbmYMw87+v3LPkW4xe/yNxnh0HrhXf2Lm86K12N50jgIu7btW/psTu4 +WWifNWmdBb6Yo3PsYAVkKZnech57DWJ/KsvojvCO7ajvYbmzCUnrO8+S on4YXR7e9vxDSvgSZJMaIm12s58qVDmahJ4FOPuO2bKR2tSg7XeWqxr4U w==; X-CSE-ConnectionGUID: Wjm2iFjbRCihUmk1GY03Tw== X-CSE-MsgGUID: z4a4kqz8SnyCy/c7GJ4YKw== X-IronPort-AV: E=McAfee;i="6700,10204,11256"; a="31023899" X-IronPort-AV: E=Sophos;i="6.12,155,1728975600"; d="scan'208";a="31023899" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Nov 2024 21:09:16 -0800 X-CSE-ConnectionGUID: 7s6X5phrTG2E3S5ONQsJQg== X-CSE-MsgGUID: T9AAGJNpSny++RvycJYnBw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,155,1728975600"; d="scan'208";a="92493525" Received: from jraag-nuc8i7beh.iind.intel.com ([10.145.169.79]) by fmviesa003.fm.intel.com with ESMTP; 14 Nov 2024 21:09:10 -0800 From: Raag Jadav To: airlied@gmail.com, simona@ffwll.ch, lucas.demarchi@intel.com, rodrigo.vivi@intel.com, jani.nikula@linux.intel.com, andriy.shevchenko@linux.intel.com, lina@asahilina.net, michal.wajdeczko@intel.com, christian.koenig@amd.com Cc: intel-xe@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, himal.prasad.ghimiray@intel.com, aravind.iddamsetty@linux.intel.com, anshuman.gupta@intel.com, alexander.deucher@amd.com, andrealmeid@igalia.com, amd-gfx@lists.freedesktop.org, kernel-dev@igalia.com, Raag Jadav Subject: [PATCH v9 0/4] Introduce DRM device wedged event Date: Fri, 15 Nov 2024 10:37:29 +0530 Message-Id: <20241115050733.806934-1-raag.jadav@intel.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" This series introduces device wedged event in DRM subsystem and uses it in xe and i915 drivers. Detailed description in commit message. This was earlier attempted as xe specific uevent in v1 and v2. https://patchwork.freedesktop.org/series/136909/ Similar work by André Almeida. https://lore.kernel.org/dri-devel/20221125175203.52481-1-andrealmeid@igalia.com/ v2: Change authorship to Himal (Aravind) Add uevent for all device wedged cases (Aravind) v3: Generic re-implementation in DRM subsystem (Lucas) v4: s/drm_dev_wedged/drm_dev_wedged_event Use drm_info() (Jani) Kernel doc adjustment (Aravind) Change authorship to Raag (Aravind) v5: Send recovery method with uevent (Lina) Expose supported recovery methods via sysfs (Lucas) v6: Access wedge_recovery_opts[] using helper function (Jani) Use snprintf() (Jani) v7: Convert recovery helpers into regular functions (Andy, Jani) Aesthetic adjustments (Andy) Handle invalid method cases Add documentation to drm-uapi.rst (Sima) v8: Drop sysfs and allow sending multiple methods with uevent (Lucas, Michal) Improve documentation (Christian, Rodrigo) static_assert() globally (Andy) v9: Document prerequisites section (Christian) Provide 'none' method for reset cases (Christian) Provide recovery opts using switch cases Raag Jadav (4): drm: Introduce device wedged event drm/doc: Document device wedged event drm/xe: Use device wedged event drm/i915: Use device wedged event Documentation/gpu/drm-uapi.rst | 102 +++++++++++++++++++++++++- drivers/gpu/drm/drm_drv.c | 63 ++++++++++++++++ drivers/gpu/drm/i915/gt/intel_reset.c | 3 + drivers/gpu/drm/xe/xe_device.c | 9 ++- include/drm/drm_device.h | 8 ++ include/drm/drm_drv.h | 1 + 6 files changed, 181 insertions(+), 5 deletions(-)