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 DB5E2CD129D for ; Tue, 9 Apr 2024 20:05:42 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7F7C0112EFA; Tue, 9 Apr 2024 20:05:42 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="UQBdb0ca"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id 94318112F25 for ; Tue, 9 Apr 2024 20:04:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1712693095; x=1744229095; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=qv1cpVR5yQ8ZSXQI4tEUbPmaGpl2MmJOI4a+J/f95KQ=; b=UQBdb0caEoASAxRwkJPNV4c8bMLV7+PVYNvah++o76xZhgi8MrM7VEeR Nkk8nRBKvVPlM0F8MITUEVfRfDEKDBmZDmSNflKg6j0pTpdoOhzvJQ3Lf LOn5u7gU9LfPXkQp/NY09I3SnUg9/K5lkRCzuSL6zoyB8UoIBQLE8lgsO mQaTgsobKs6E/0aHDv3ESdupKmzA/nPIdS/hGPPfn3Cu2o1LEE8i23jei zfupFX7qUsh6H/cpLvFkFV12dFKzP02R7zqEUnUQyveQM3qcgIzJyKTfn rD2MiKPtkAdNAPth/BV5P5Av4kLpVdmTTPp+LmINhUZgrp0U277HAGH7o A==; X-CSE-ConnectionGUID: k32UzsdQSIKfbF0Ftogyqw== X-CSE-MsgGUID: Pf+Zo9bOQGq4vswFwSgHPQ== X-IronPort-AV: E=McAfee;i="6600,9927,11039"; a="11803761" X-IronPort-AV: E=Sophos;i="6.07,190,1708416000"; d="scan'208";a="11803761" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Apr 2024 13:04:53 -0700 X-CSE-ConnectionGUID: vFCOMujESrO2CRfMCp48TA== X-CSE-MsgGUID: TuHycIOpSYC8NsS8F2Awqg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,190,1708416000"; d="scan'208";a="20773769" Received: from szeng-desk.jf.intel.com ([10.165.21.149]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Apr 2024 13:04:52 -0700 From: Oak Zeng To: intel-xe@lists.freedesktop.org Cc: himal.prasad.ghimiray@intel.com, krishnaiah.bommu@intel.com, matthew.brost@intel.com, Thomas.Hellstrom@linux.intel.com, brian.welty@intel.com Subject: [v2 19/31] drm/xe/svm: Determine a vma is backed by device memory Date: Tue, 9 Apr 2024 16:17:30 -0400 Message-Id: <20240409201742.3042626-20-oak.zeng@intel.com> X-Mailer: git-send-email 2.26.3 In-Reply-To: <20240409201742.3042626-1-oak.zeng@intel.com> References: <20240409201742.3042626-1-oak.zeng@intel.com> 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" With system allocator, a userptr can now be back by device memory also. Introduce a helper function xe_vma_is_devmem to determine whether a vma is backed by device memory. Signed-off-by: Oak Zeng --- drivers/gpu/drm/xe/xe_pt.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/xe/xe_pt.c b/drivers/gpu/drm/xe/xe_pt.c index 846e896edcb5..525092111be9 100644 --- a/drivers/gpu/drm/xe/xe_pt.c +++ b/drivers/gpu/drm/xe/xe_pt.c @@ -577,6 +577,17 @@ static const struct xe_pt_walk_ops xe_pt_stage_bind_ops = { .pt_entry = xe_pt_stage_bind_entry, }; +static bool xe_vma_is_devmem(struct xe_vma *vma) +{ + if (xe_vma_is_userptr(vma)) { + struct xe_userptr_vma *uvma = to_userptr_vma(vma); + return uvma->userptr.is_device_pages; + } else { + struct xe_bo *bo = xe_vma_bo(vma); + return bo && (xe_bo_is_vram(bo) || xe_bo_is_stolen_devmem(bo)); + } +} + /** * xe_pt_stage_bind() - Build a disconnected page-table tree for a given address * range. @@ -601,8 +612,7 @@ xe_pt_stage_bind(struct xe_tile *tile, struct xe_vma *vma, { struct xe_device *xe = tile_to_xe(tile); struct xe_bo *bo = xe_vma_bo(vma); - bool is_devmem = !xe_vma_is_userptr(vma) && bo && - (xe_bo_is_vram(bo) || xe_bo_is_stolen_devmem(bo)); + bool is_devmem = xe_vma_is_devmem(vma); struct xe_res_cursor curs; struct xe_pt_stage_bind_walk xe_walk = { .base = { -- 2.26.3