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 A7204C4345F for ; Thu, 25 Apr 2024 22:39:03 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5CFA210ECDC; Thu, 25 Apr 2024 22:39:03 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="jWRlr372"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) by gabe.freedesktop.org (Postfix) with ESMTPS id C41B510ECEA for ; Thu, 25 Apr 2024 22:38:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1714084729; x=1745620729; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=pNTlGUXL63en01VcMtjhfDq2tbl5bEy9kjEsQCQWKkk=; b=jWRlr372pFq9miV2N3frsvUYgFll1yznnU7i/MbZDWbM8UWwWrn0GNSx rXwKM43fifYob3YwMMMs17DyrneRGOfQYzDkKAsvOkyJH+42/131C+QJC ep4H2Eizd6o48CaGo7kDvIDzaN86BxXziv/rl2ANTsz0sOjc8nsAc8vzU KUEvi/wei1gq2jmLI6Y/SylVZIn9eXiUxDohG3afu2s83bSVs/YwzlCAq 8mG2nITg6y4nWlJEDHRSHwy3Z/9lR6B4FcZ7BEtuyLBoqTz6uq0pq7S8b VkLwXwV/u942sShpa6cEeDnuRdNrNuLVbQKfnWrRNlL8eV2yfVRKV+RrH A==; X-CSE-ConnectionGUID: e3xnsYcGQGaAczQug6KkmA== X-CSE-MsgGUID: vnox0I31ROCk3gNtFCrjzw== X-IronPort-AV: E=McAfee;i="6600,9927,11055"; a="27325059" X-IronPort-AV: E=Sophos;i="6.07,230,1708416000"; d="scan'208";a="27325059" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Apr 2024 15:38:49 -0700 X-CSE-ConnectionGUID: qxYL1GW4ThmM/Y1JgiIsJQ== X-CSE-MsgGUID: YYH3FNkkQvurSk8iqzaHxg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,230,1708416000"; d="scan'208";a="56167322" Received: from nirmoyda-desk.igk.intel.com ([10.102.138.190]) by orviesa002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Apr 2024 15:38:48 -0700 From: Nirmoy Das To: intel-xe@lists.freedesktop.org Cc: Nirmoy Das , Oak Zeng , =?UTF-8?q?Jos=C3=A9=20Roberto=20de=20Souza?= Subject: [PATCH v4 3/5] drm/xe: Introduce has_device_atomics_on_smem device info Date: Fri, 26 Apr 2024 00:23:44 +0200 Message-ID: <20240425222346.13026-4-nirmoy.das@intel.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20240425222346.13026-1-nirmoy.das@intel.com> References: <20240425222346.13026-1-nirmoy.das@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 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" Add has_device_atomics_on_smem to specify that a device supports device atomics on system memory. Currently XE2 supports this so set this for XE2. v2: Set has_device_atomics_on_smem for all platform but PVC. Signed-off-by: Nirmoy Das Reviewed-by: Oak Zeng Reviewed-by: José Roberto de Souza --- drivers/gpu/drm/xe/xe_device_types.h | 2 ++ drivers/gpu/drm/xe/xe_pci.c | 2 ++ 2 files changed, 4 insertions(+) diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index 7cddb00f9c35..0af739981ebf 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -283,6 +283,8 @@ struct xe_device { u8 skip_guc_pc:1; /** @info.has_atomic_enable_pte_bit: Device has atomic enable PTE bit */ u8 has_atomic_enable_pte_bit:1; + /** @info.has_device_atomics_on_smem: Supports device atomics on SMEM */ + u8 has_device_atomics_on_smem:1; #if IS_ENABLED(CONFIG_DRM_XE_DISPLAY) struct { diff --git a/drivers/gpu/drm/xe/xe_pci.c b/drivers/gpu/drm/xe/xe_pci.c index 5618318e6f3a..c6e8a264348c 100644 --- a/drivers/gpu/drm/xe/xe_pci.c +++ b/drivers/gpu/drm/xe/xe_pci.c @@ -632,6 +632,8 @@ static int xe_info_init(struct xe_device *xe, xe->info.vm_max_level = graphics_desc->vm_max_level; xe->info.has_asid = graphics_desc->has_asid; xe->info.has_atomic_enable_pte_bit = graphics_desc->has_atomic_enable_pte_bit; + if (xe->info.platform != XE_PVC) + xe->info.has_device_atomics_on_smem = 1; xe->info.has_flat_ccs = graphics_desc->has_flat_ccs; xe->info.has_range_tlb_invalidation = graphics_desc->has_range_tlb_invalidation; xe->info.has_usm = graphics_desc->has_usm; -- 2.42.0