From patchwork Mon Oct 10 06:58:09 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Niranjana Vishwanathapura X-Patchwork-Id: 13002292 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 A86C9C433F5 for ; Mon, 10 Oct 2022 06:59:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 870EE10E668; Mon, 10 Oct 2022 06:58:58 +0000 (UTC) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id 70D4710E633; Mon, 10 Oct 2022 06:58:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1665385134; x=1696921134; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=vbB3rWBKr/oTk9jRqTTRXC7HMAJQcSdgvTY3SlgKVz4=; b=mC5w/ca1aOYl91a52Ug8fuEXVMfYMKieFR3kh499N2As7oqlIK6GYSDK zvZP+t4jGKeAjkJiTAJ+5ntyAc/Hvp1xkuvg82eND0DOOpuC9xiiocLv2 fyt25fQxmSHH6dKtyqOSwPWyJ76rAlOd0EiawuFtvMBm1IohzDW6MXf82 5wV0bsDORutly7kLy68g1AwFauFjolFgdPciCTAcq17pAPaZMEVGHMGZ0 RvlW5k8TD2+Hf7K8iwc1yOvPa/BP53FDcg0SEzG8QvpJQH22IMPU+6sWt Cawz2XD7QBWvpaZtPAwtlKKpT6/erQoEmK/qPra0uQPaRUAiILXZiSH4v g==; X-IronPort-AV: E=McAfee;i="6500,9779,10495"; a="305752989" X-IronPort-AV: E=Sophos;i="5.95,173,1661842800"; d="scan'208";a="305752989" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Oct 2022 23:58:53 -0700 X-IronPort-AV: E=McAfee;i="6500,9779,10495"; a="576947126" X-IronPort-AV: E=Sophos;i="5.95,173,1661842800"; d="scan'208";a="576947126" Received: from nvishwa1-desk.sc.intel.com ([172.25.29.76]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-SHA; 09 Oct 2022 23:58:52 -0700 From: Niranjana Vishwanathapura To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Sun, 9 Oct 2022 23:58:09 -0700 Message-Id: <20221010065826.32037-1-niranjana.vishwanathapura@intel.com> X-Mailer: git-send-email 2.21.0.rc0.32.g243a4c7e27 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v3 00/17] drm/i915/vm_bind: Add VM_BIND functionality 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: , Cc: paulo.r.zanoni@intel.com, jani.nikula@intel.com, thomas.hellstrom@intel.com, matthew.auld@intel.com, daniel.vetter@intel.com, christian.koenig@amd.com Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" DRM_I915_GEM_VM_BIND/UNBIND ioctls allows UMD to bind/unbind GEM buffer objects (BOs) or sections of a BOs at specified GPU virtual addresses on a specified address space (VM). Multiple mappings can map to the same physical pages of an object (aliasing). These mappings (also referred to as persistent mappings) will be persistent across multiple GPU submissions (execbuf calls) issued by the UMD, without user having to provide a list of all required mappings during each submission (as required by older execbuf mode). This patch series support VM_BIND version 1, as described by the param I915_PARAM_VM_BIND_VERSION. Add new execbuf3 ioctl (I915_GEM_EXECBUFFER3) which only works in vm_bind mode. The vm_bind mode only works with this new execbuf3 ioctl. The new execbuf3 ioctl will not have any execlist support and all the legacy support like relocations etc., are removed. TODOs: * Support out fence for VM_UNBIND ioctl. * Async VM_UNBIND support. * Optimizations. NOTEs: * It is based on below VM_BIND design+uapi rfc. Documentation/gpu/rfc/i915_vm_bind.rst * The IGT RFC series is posted as, [PATCH i-g-t v3 0/11] vm_bind: Add VM_BIND validation support v2: Address various review comments v3: Address review comments and other fixes Signed-off-by: Niranjana Vishwanathapura Niranjana Vishwanathapura (17): drm/i915/vm_bind: Expose vm lookup function drm/i915/vm_bind: Add __i915_sw_fence_await_reservation() drm/i915/vm_bind: Expose i915_gem_object_max_page_size() drm/i915/vm_bind: Add support to create persistent vma drm/i915/vm_bind: Implement bind and unbind of object drm/i915/vm_bind: Support for VM private BOs drm/i915/vm_bind: Add support to handle object evictions drm/i915/vm_bind: Support persistent vma activeness tracking drm/i915/vm_bind: Add out fence support drm/i915/vm_bind: Abstract out common execbuf functions drm/i915/vm_bind: Use common execbuf functions in execbuf path drm/i915/vm_bind: Implement I915_GEM_EXECBUFFER3 ioctl drm/i915/vm_bind: Update i915_vma_verify_bind_complete() drm/i915/vm_bind: Expose i915_request_await_bind() drm/i915/vm_bind: Handle persistent vmas in execbuf3 drm/i915/vm_bind: userptr dma-resv changes drm/i915/vm_bind: Add uapi for user to enable vm_bind_mode drivers/gpu/drm/i915/Makefile | 3 + drivers/gpu/drm/i915/gem/i915_gem_context.c | 39 +- drivers/gpu/drm/i915/gem/i915_gem_context.h | 3 + drivers/gpu/drm/i915/gem/i915_gem_create.c | 67 +- drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c | 6 + .../gpu/drm/i915/gem/i915_gem_execbuffer.c | 516 +---------- .../gpu/drm/i915/gem/i915_gem_execbuffer3.c | 866 ++++++++++++++++++ .../drm/i915/gem/i915_gem_execbuffer_common.c | 666 ++++++++++++++ .../drm/i915/gem/i915_gem_execbuffer_common.h | 74 ++ drivers/gpu/drm/i915/gem/i915_gem_ioctls.h | 2 + drivers/gpu/drm/i915/gem/i915_gem_object.c | 3 + drivers/gpu/drm/i915/gem/i915_gem_object.h | 2 + .../gpu/drm/i915/gem/i915_gem_object_types.h | 3 + drivers/gpu/drm/i915/gem/i915_gem_ttm.c | 3 + drivers/gpu/drm/i915/gem/i915_gem_userptr.c | 19 + drivers/gpu/drm/i915/gem/i915_gem_vm_bind.h | 30 + .../drm/i915/gem/i915_gem_vm_bind_object.c | 433 +++++++++ drivers/gpu/drm/i915/gt/intel_gtt.c | 17 + drivers/gpu/drm/i915/gt/intel_gtt.h | 27 + drivers/gpu/drm/i915/i915_driver.c | 4 + drivers/gpu/drm/i915/i915_drv.h | 2 + drivers/gpu/drm/i915/i915_gem_gtt.c | 39 + drivers/gpu/drm/i915/i915_gem_gtt.h | 3 + drivers/gpu/drm/i915/i915_getparam.c | 3 + drivers/gpu/drm/i915/i915_sw_fence.c | 28 +- drivers/gpu/drm/i915/i915_sw_fence.h | 23 +- drivers/gpu/drm/i915/i915_vma.c | 128 ++- drivers/gpu/drm/i915/i915_vma.h | 57 +- drivers/gpu/drm/i915/i915_vma_types.h | 39 + include/uapi/drm/i915_drm.h | 281 +++++- 30 files changed, 2864 insertions(+), 522 deletions(-) create mode 100644 drivers/gpu/drm/i915/gem/i915_gem_execbuffer3.c create mode 100644 drivers/gpu/drm/i915/gem/i915_gem_execbuffer_common.c create mode 100644 drivers/gpu/drm/i915/gem/i915_gem_execbuffer_common.h create mode 100644 drivers/gpu/drm/i915/gem/i915_gem_vm_bind.h create mode 100644 drivers/gpu/drm/i915/gem/i915_gem_vm_bind_object.c