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 9DCC4CE7AFE for ; Thu, 28 Sep 2023 04:41:28 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1088810E559; Thu, 28 Sep 2023 04:41:28 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9041A10E5CC for ; Thu, 28 Sep 2023 04:41:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1695876086; x=1727412086; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=7+xkC+Bo3SlrEUg8RQiRg3cC9zwWTc0/004vW4fc3bA=; b=LbJ3M1FiC3YiZvkVncY16djP4++cMNS3AlSPWBdKKOiiVQGtRVMcbJ9f a6YONBMcex8oxeHXtAhO7smsHYdlbgnsao347z1YPAH2JNh7go84NUaRe 28PYgGmLAbGdTVfDO1tgYo2RFOeeupjWiME0DawyTkUPTjf+Z9HZAbOCL YWp9bV8iFmL0ArnbCi3hxHzbyfib6T5h7dlYb5YuisjLhElRl2phicRaa sT04ad75udYqvNtddaThI1wu6Cta3UabXwXJvfV1QtBWhL2FFpTKXLLeH mqJqY+2IDaK7gECpAewQ3yiKxH2yLJfuVZ76WBm4p6CgC3h5c9Cv6piKw Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10846"; a="468269716" X-IronPort-AV: E=Sophos;i="6.03,182,1694761200"; d="scan'208";a="468269716" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Sep 2023 21:41:24 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10846"; a="819715282" X-IronPort-AV: E=Sophos;i="6.03,182,1694761200"; d="scan'208";a="819715282" Received: from fyang16-desk.jf.intel.com ([10.24.96.243]) by fmsmga004-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Sep 2023 21:41:24 -0700 From: fei.yang@intel.com To: intel-xe@lists.freedesktop.org Date: Wed, 27 Sep 2023 21:43:35 -0700 Message-Id: <20230928044335.1474903-2-fei.yang@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230928044335.1474903-1-fei.yang@intel.com> References: <20230928044335.1474903-1-fei.yang@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [Intel-xe] [PATCH 1/1] drm/xe: set PTE_AE for all platforms supporting it 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: , Cc: matthew.d.roper@intel.com Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" From: Fei Yang Atomic access is supported by PVC, and became a common feature for all platforms starting from Xe2. To enable that XE_VMA_ATOMIC_PTE_BIT needs to be set, then pte encode will eventually set PTE_AE for devmem. Signed-off-by: Fei Yang --- drivers/gpu/drm/xe/xe_vm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c index beffbb1039d3..5f700c0d5ef9 100644 --- a/drivers/gpu/drm/xe/xe_vm.c +++ b/drivers/gpu/drm/xe/xe_vm.c @@ -897,7 +897,7 @@ static struct xe_vma *xe_vma_create(struct xe_vm *vm, vma->tile_mask |= 0x1 << id; } - if (vm->xe->info.platform == XE_PVC) + if (vm->xe->info.platform == XE_PVC || GRAPHICS_VER(vm->xe) >= 20) vma->gpuva.flags |= XE_VMA_ATOMIC_PTE_BIT; if (bo) { -- 2.25.1