From patchwork Mon Jun 10 08:55:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Baolu Lu X-Patchwork-Id: 13691699 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 6216FC27C5E for ; Mon, 10 Jun 2024 08:59:02 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5172710E38D; Mon, 10 Jun 2024 08:59:01 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="OpGzbgHV"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) by gabe.freedesktop.org (Postfix) with ESMTPS id E69B010E398 for ; Mon, 10 Jun 2024 08:58:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1718009938; x=1749545938; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=gcVUdhVM6KwB99b7OFzWjZ/BBZdHQiOtwXYtd2+KA+I=; b=OpGzbgHVTaxv/WxRsEGzwRMF1eJHaIypUc10IWthhmIRN9hO4xjIBGC8 g+Pfo8WCb5E9iiaWeurAiitSYYYV5FblW8ZtWP2UwvZgDNW1CFofNXZi5 /ErJPkBkd8PBB1mzrrMtXqINHsJX2RWbpOU/7MJ26oyIyfYvhyg3WsBEJ LNjuZg8uKUPx5Ejs+xzVKIo2nQxDSVDXtzJs/QL8Q5zAQbIWQJfYjYLum 1tEMY5zzdMM2ga2l7YXKCojNr//s1zREiGGn3N0TJsBwVhCZPv8QnPl5s d8Dsth8rm4LZFseF4KeM/p3CnkdLmI3zPtdPuKl21f3+Wj8X9QK0yAyZ3 A==; X-CSE-ConnectionGUID: 1KSEmxL+RhWpjnQCr/19WA== X-CSE-MsgGUID: dhOR49plQGOGmOpFkP9baA== X-IronPort-AV: E=McAfee;i="6600,9927,11098"; a="17581650" X-IronPort-AV: E=Sophos;i="6.08,227,1712646000"; d="scan'208";a="17581650" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jun 2024 01:58:57 -0700 X-CSE-ConnectionGUID: S518TnLfQLutDzB5t6Znmg== X-CSE-MsgGUID: oLlb/Z4oQiiBn2odn2LRRg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,227,1712646000"; d="scan'208";a="43432568" Received: from unknown (HELO allen-box.sh.intel.com) ([10.239.159.127]) by fmviesa003.fm.intel.com with ESMTP; 10 Jun 2024 01:58:53 -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 , Jeff Johnson , ath10k@lists.infradead.org, ath11k@lists.infradead.org, iommu@lists.linux.dev, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Lu Baolu Subject: [PATCH v3 08/21] media: nvidia: tegra: Use iommu_paging_domain_alloc() Date: Mon, 10 Jun 2024 16:55:42 +0800 Message-Id: <20240610085555.88197-9-baolu.lu@linux.intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240610085555.88197-1-baolu.lu@linux.intel.com> References: <20240610085555.88197-1-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 Reviewed-by: Jason Gunthorpe --- 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; }