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 19F78C4345F for ; Fri, 12 Apr 2024 09:37:36 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8DD5F10EF2A; Fri, 12 Apr 2024 09:37:35 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="lwLH0pBY"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id 027A6892E4 for ; Fri, 12 Apr 2024 09:37:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1712914641; x=1744450641; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=lnL1yEi35beqSfZ+Q62A1YhavDzbHR4/S+JjcG/tjD4=; b=lwLH0pBYYU3IuPkIYPw61IplbRaK49H0RiNLhzFtrb9YZtaZSsEAfrga zLuycykX3vXrxF83+2V3elI5QGmCgdvVpTWq+6W4XiJKaH1JQSGGw/dAl /IPltW1siKEpRAMrl2JZC/eHE4NbUdBxSdGMAGLjwhx5Mvw9Ojp51x0u1 7uSIIalLK6huzyA6/G+E5UsFIJpUHmqSpTjxVyGtWz8J+xUqG/+JgVSfI 3Ht52POZXacEZt8bVSqbXm4s/msl8whIkX1KGKAjmd0dUpUwMXglnbtP8 wktFQp+w9acMny076fEkXDBNAoqfCTbXpLqvN7nr4OPi5hURUPvnd5lzH A==; X-CSE-ConnectionGUID: k1QBiVTsT1GGWL2+M/c4ZA== X-CSE-MsgGUID: e7BjsXCITTCAR1gbxGRXeg== X-IronPort-AV: E=McAfee;i="6600,9927,11041"; a="19075945" X-IronPort-AV: E=Sophos;i="6.07,195,1708416000"; d="scan'208";a="19075945" 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 02:37:01 -0700 X-CSE-ConnectionGUID: M6xxHrhLR9yl8sItGu41Bw== X-CSE-MsgGUID: JuZrezceQiqObE3VE2UQNA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,195,1708416000"; d="scan'208";a="52342152" 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 02:37:00 -0700 From: Nirmoy Das To: intel-xe@lists.freedesktop.org Cc: Nirmoy Das Subject: [PATCH v2 3/7] drm/xe: Add function to check if BO has single placement Date: Fri, 12 Apr 2024 11:22:45 +0200 Message-ID: <20240412092249.3636-4-nirmoy.das@intel.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20240412092249.3636-1-nirmoy.das@intel.com> References: <20240412092249.3636-1-nirmoy.das@intel.com> 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" A new helper function xe_bo_has_single_placement() to check if a BO has single placement. Signed-off-by: Nirmoy Das --- drivers/gpu/drm/xe/xe_bo.c | 14 ++++++++++++++ drivers/gpu/drm/xe/xe_bo.h | 1 + 2 files changed, 15 insertions(+) diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c index fdeb3691d3f6..281126667ba7 100644 --- a/drivers/gpu/drm/xe/xe_bo.c +++ b/drivers/gpu/drm/xe/xe_bo.c @@ -94,6 +94,20 @@ bool xe_bo_is_stolen(struct xe_bo *bo) return bo->ttm.resource->mem_type == XE_PL_STOLEN; } +/** + * xe_bo_has_single_placement - check if BO is placed only in one memory location + * @bo: The BO + * + * This function checks whether a given BO is placed in only one memory location. + * + * Returns: true if the BO is placed in a single memory location, false otherwise. + * + */ +bool xe_bo_has_single_placement(struct xe_bo *bo) +{ + return bo->placement.num_placement == 1; +} + /** * xe_bo_is_stolen_devmem - check if BO is of stolen type accessed via PCI BAR * @bo: The BO diff --git a/drivers/gpu/drm/xe/xe_bo.h b/drivers/gpu/drm/xe/xe_bo.h index a885b14bf595..6de894c728f5 100644 --- a/drivers/gpu/drm/xe/xe_bo.h +++ b/drivers/gpu/drm/xe/xe_bo.h @@ -206,6 +206,7 @@ bool mem_type_is_vram(u32 mem_type); bool xe_bo_is_vram(struct xe_bo *bo); bool xe_bo_is_stolen(struct xe_bo *bo); bool xe_bo_is_stolen_devmem(struct xe_bo *bo); +bool xe_bo_has_single_placement(struct xe_bo *bo); uint64_t vram_region_gpu_offset(struct ttm_resource *res); bool xe_bo_can_migrate(struct xe_bo *bo, u32 mem_type); -- 2.42.0