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 smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (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 5D1DFC433F5 for ; Sat, 18 Dec 2021 07:46:20 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id F32C160EEF; Sat, 18 Dec 2021 07:46:19 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 6I0OZxe8oI1D; Sat, 18 Dec 2021 07:46:19 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [IPv6:2605:bc80:3010:104::8cd3:938]) by smtp3.osuosl.org (Postfix) with ESMTPS id E364F60EE1; Sat, 18 Dec 2021 07:46:18 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id B5216C001E; Sat, 18 Dec 2021 07:46:18 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 2E7B0C0012 for ; Sat, 18 Dec 2021 07:46:17 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 0E3EF84DEB for ; Sat, 18 Dec 2021 07:46:17 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id KlBGh5LqOqk8 for ; Sat, 18 Dec 2021 07:46:16 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by smtp1.osuosl.org (Postfix) with ESMTPS id EB5EE84DBD for ; Sat, 18 Dec 2021 07:46:15 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10201"; a="238642571" X-IronPort-AV: E=Sophos;i="5.88,215,1635231600"; d="scan'208";a="238642571" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Dec 2021 23:46:14 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,215,1635231600"; d="scan'208";a="663074663" Received: from allen-box.sh.intel.com ([10.239.159.118]) by fmsmga001.fm.intel.com with ESMTP; 17 Dec 2021 23:46:11 -0800 From: Lu Baolu To: Ben Skeggs , David Airlie , Daniel Vetter , Thierry Reding , Jonathan Hunter Subject: [PATCH 1/1] drm/nouveau/device: Get right pgsize_bitmap of iommu_domain Date: Sat, 18 Dec 2021 15:45:46 +0800 Message-Id: <20211218074546.1772553-1-baolu.lu@linux.intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Cc: nouveau@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, iommu@lists.linux-foundation.org, linux-tegra@vger.kernel.org, Robin Murphy X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" The suported page sizes of an iommu_domain are saved in the pgsize_bitmap field. Retrieve the value from the right place. Fixes: 58fd9375c2c534 ("drm/nouveau/platform: probe IOMMU if present") Signed-off-by: Lu Baolu --- drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c index d0d52c1d4aee..992cc285f2fe 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c @@ -133,7 +133,7 @@ nvkm_device_tegra_probe_iommu(struct nvkm_device_tegra *tdev) * or equal to the system's PAGE_SIZE, with a preference if * both are equal. */ - pgsize_bitmap = tdev->iommu.domain->ops->pgsize_bitmap; + pgsize_bitmap = tdev->iommu.domain->pgsize_bitmap; if (pgsize_bitmap & PAGE_SIZE) { tdev->iommu.pgshift = PAGE_SHIFT; } else { -- 2.25.1 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu