From patchwork Tue Jun 4 01:51:21 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Baolu Lu X-Patchwork-Id: 13684544 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 02334C25B75 for ; Tue, 4 Jun 2024 01:54:43 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1AC7510E3FC; Tue, 4 Jun 2024 01:54:43 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="FL5gpbHm"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8443B10E3FC for ; Tue, 4 Jun 2024 01:54:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1717466079; x=1749002079; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=gcVUdhVM6KwB99b7OFzWjZ/BBZdHQiOtwXYtd2+KA+I=; b=FL5gpbHmswqWlvgbMoIZUAg3aC7e4NA6gaMdEiJ3zfBKvNsz4q/X9qT8 P2/o8X04zhfy3PcLQKIGtO+4kSrvyFMXnFPDhcrU8kPxf4saGljctvqSB yGhPtA3ikr/noNfTuNWjNaFZrs6rdYKDYGXUKSsVLUwKz+aATQwUOHR// fg6uDTsKrG3wzjgv8KS++rbZWd/OEOs5/WWgMkd3Cfk/G/wy7ThbZAHIo 9nuJJzAqF0ox+v2neVI6Qx2GT2Zs04Wip5hsYx7MB0B7rbMLNJTsZt4VL 5hEXtilWyIA5qvb6va3gKhUq8M8v2LyJXWfgqBLqt9ZPvxz9HyUAbQYC0 w==; X-CSE-ConnectionGUID: C+inGpGJSPmKBjmUc3AlTQ== X-CSE-MsgGUID: 7DSosvA/R4O4XB+lsI346Q== X-IronPort-AV: E=McAfee;i="6600,9927,11092"; a="25385010" X-IronPort-AV: E=Sophos;i="6.08,212,1712646000"; d="scan'208";a="25385010" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Jun 2024 18:54:39 -0700 X-CSE-ConnectionGUID: DnPnbKhAQ6KevfMrXwRsWg== X-CSE-MsgGUID: pW7vflF4TpC0dcW3FuGODA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,212,1712646000"; d="scan'208";a="37661878" Received: from unknown (HELO allen-box.sh.intel.com) ([10.239.159.127]) by orviesa008.jf.intel.com with ESMTP; 03 Jun 2024 18:54:35 -0700 From: Lu Baolu To: Joerg Roedel , Will Deacon , Robin Murphy , Jason Gunthorpe , Kevin Tian Cc: Yi Liu , David Airlie , Daniel Vetter , Kalle Valo , Bjorn Andersson , Mathieu Poirier , Alex Williamson , mst@redhat.com, Jason Wang , Thierry Reding , Jonathan Hunter , Mikko Perttunen , iommu@lists.linux.dev, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Lu Baolu Subject: [PATCH v2 09/22] media: nvidia: tegra: Use iommu_paging_domain_alloc() Date: Tue, 4 Jun 2024 09:51:21 +0800 Message-Id: <20240604015134.164206-10-baolu.lu@linux.intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240604015134.164206-1-baolu.lu@linux.intel.com> References: <20240604015134.164206-1-baolu.lu@linux.intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" An iommu domain is allocated in tegra_vde_iommu_init() and is attached to vde->dev. Use iommu_paging_domain_alloc() to make it explicit. Signed-off-by: Lu Baolu --- drivers/media/platform/nvidia/tegra-vde/iommu.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/media/platform/nvidia/tegra-vde/iommu.c b/drivers/media/platform/nvidia/tegra-vde/iommu.c index 5521ed3e465f..b1d9d841d944 100644 --- a/drivers/media/platform/nvidia/tegra-vde/iommu.c +++ b/drivers/media/platform/nvidia/tegra-vde/iommu.c @@ -78,9 +78,10 @@ int tegra_vde_iommu_init(struct tegra_vde *vde) arm_iommu_release_mapping(mapping); } #endif - vde->domain = iommu_domain_alloc(&platform_bus_type); - if (!vde->domain) { - err = -ENOMEM; + vde->domain = iommu_paging_domain_alloc(dev); + if (IS_ERR(vde->domain)) { + err = PTR_ERR(vde->domain); + vde->domain = NULL; goto put_group; }