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 96158C4345F for ; Fri, 12 Apr 2024 09:37:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1778210F546; Fri, 12 Apr 2024 09:37:01 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="IJcJG8Qr"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1973F10F546 for ; Fri, 12 Apr 2024 09:36:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1712914618; x=1744450618; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=FN3bfoUjnattpvzR6US3qQtGf/ooM5T3sVdRegHbExk=; b=IJcJG8QroRPbPnw0uQXkWpKb43FtpFXYDApNJLFdZyfWiIT6yhTCzDxa qo+OTqvOfk1AGLbswal4X46zS9zg4Twzjkcv0w3pcicgNC8TyRAb3ErtX pknINHb1Pxa/lmuyRJQFveobSkUJx74N4LWADrSCztyrs8UEzqrOLqecD LvHVC1vKxuhQCXR5llD7zvYctMkv05ZU69f2y6vgfsUlvxxdrMaC+tnwx SV4+MyvQdjY/flzKoOUbgxkBCc4fLKZ1wfRCL04kK2FXzrqeyCm1+MYYq /IJK/LLJAbdQ2IFg6smFGUp3Q0rQ+jMUxxAZkHLMaXDZg3fz5qpLuZQ84 A==; X-CSE-ConnectionGUID: lt1GHhsnQp6LCWlgtvl57Q== X-CSE-MsgGUID: 7OFKs3oJT8GXrD0vw6d4KQ== X-IronPort-AV: E=McAfee;i="6600,9927,11041"; a="19075932" X-IronPort-AV: E=Sophos;i="6.07,195,1708416000"; d="scan'208";a="19075932" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Apr 2024 02:36:58 -0700 X-CSE-ConnectionGUID: qD70WWFKSNG8tQ7vy1tOCw== X-CSE-MsgGUID: PmJP6d30RGKKAQ1ZVgAjwQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,195,1708416000"; d="scan'208";a="52342138" Received: from nirmoyda-desk.igk.intel.com ([10.102.138.190]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Apr 2024 02:36:55 -0700 From: Nirmoy Das To: intel-xe@lists.freedesktop.org Cc: Nirmoy Das , Balasubramani Vivekanandan , Brian Welty , Fei Yang , Jose Souza , Lionel G Landwerlin , Matt Roper , Matthew Brost , Michal Mrozek , Oak Zeng , Thomas Hellstr_m Subject: [PATCH v2 0/7] Enable device atomics with a VM bind flag Date: Fri, 12 Apr 2024 11:22:42 +0200 Message-ID: <20240412092249.3636-1-nirmoy.das@intel.com> X-Mailer: git-send-email 2.42.0 MIME-Version: 1.0 Organization: Intel Deutschland GmbH, Registered Address: Am Campeon 10, 85579 Neubiberg, Germany, Commercial Register: Amtsgericht Muenchen HRB 186928 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" Currently device atomics in SMEM only buffer is not supported and given that simultaneous usage of device atomics and CPU atomics on the same SMEM buffer is not guaranteed to function without migration, and UMD expects no migration for SMEM-only buffer objects, so this provide a way to set device atomics when UMD is certain to use the buffer only for device atomics. v2: Add BO helper func in xe_vm_bind_ioctl()(Matt B). Use XE_IOCTL_DBG for checks(Matt B). Move platform checks with help of adding flags in intel_device_info(Matt B). Add document for DRM_XE_VM_BIND_FLAG_DEVICE_ATOMICS(Matt B). Create query uAPI for this newly added VM bind flag(Jose, Lionel). Test-with: 20240412090117.32727-1-nirmoy.das@intel.com Cc: Balasubramani Vivekanandan Cc: Brian Welty Cc: Fei Yang Cc: Jose Souza Cc: Lionel G Landwerlin Cc: Matt Roper Cc: Matthew Brost Cc: Michal Mrozek Cc: Oak Zeng Cc: Thomas Hellstr_m Nirmoy Das (7): drm/xe: Introduce has_atomic_enable_pte_bit device info drm/xe: Consolidate setting PTE_AE into one place drm/xe: Add function to check if BO has single placement drm/xe: Move vm bind bo validation to a helper function drm/xe: Introduce has_device_atomics_on_smem device info drm/xe/uapi: Introduce VMA bind flag for device atomics drm/xe/uapi: Add a query flag for has_device_atomics_on_smem drivers/gpu/drm/xe/xe_bo.c | 14 ++++ drivers/gpu/drm/xe/xe_bo.h | 1 + drivers/gpu/drm/xe/xe_device_types.h | 4 ++ drivers/gpu/drm/xe/xe_pci.c | 5 ++ drivers/gpu/drm/xe/xe_pci_types.h | 2 + drivers/gpu/drm/xe/xe_pt.c | 4 +- drivers/gpu/drm/xe/xe_query.c | 4 +- drivers/gpu/drm/xe/xe_vm.c | 101 +++++++++++++++++---------- drivers/gpu/drm/xe/xe_vm_types.h | 2 + include/uapi/drm/xe_drm.h | 20 ++++-- 10 files changed, 113 insertions(+), 44 deletions(-) -- 2.42.0