From patchwork Thu Jan 6 02:20:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Baolu Lu X-Patchwork-Id: 12705031 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EF36BC433EF for ; Thu, 6 Jan 2022 02:24:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344905AbiAFCX7 (ORCPT ); Wed, 5 Jan 2022 21:23:59 -0500 Received: from mga12.intel.com ([192.55.52.136]:3335 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344796AbiAFCWu (ORCPT ); Wed, 5 Jan 2022 21:22:50 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1641435770; x=1672971770; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=rJCHc+7rEGzzzZ26n+LFYyMzqMy4eMF/FP0CIBhFlrQ=; b=SGfXpxd5qSC07R+OUutcwmIaPCNy4ucqI2ie6pYbWnnzpW+HcXllrlpF svEqf77IByGegIly9V3oYs0w5h6JZRa//VQq7Q0JE45qyNBCTf7Z0RU1I 8n4HMATaqIc8JB7RES+k8KYRjX7GknjbVnK8W6iOAERVdBcMD2LgdgGDS nFCTwyRqBPslNHzJQqrJsi0f9ihX9nAKExJph0vCb7QrI6pITivT3/ozY X93bjBpJF8aG7wjh9Gz/6HnCgNTQdFJsMRa0F8TTiasv6ZjoSEwmNqOZV by3StD86ajQGv/jNXqlVwnadXhDYNP6wML/+aJb9cUYMHWAFygD18/oxD w==; X-IronPort-AV: E=McAfee;i="6200,9189,10217"; a="222571003" X-IronPort-AV: E=Sophos;i="5.88,265,1635231600"; d="scan'208";a="222571003" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jan 2022 18:22:48 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,265,1635231600"; d="scan'208";a="526794519" Received: from allen-box.sh.intel.com ([10.239.159.118]) by orsmga008.jf.intel.com with ESMTP; 05 Jan 2022 18:22:31 -0800 From: Lu Baolu To: Joerg Roedel , Alex Williamson , Robin Murphy , Jason Gunthorpe , Christoph Hellwig , Kevin Tian , Ashok Raj Cc: Greg Kroah-Hartman , Bjorn Helgaas , Will Deacon , Dan Williams , rafael@kernel.org, Diana Craciun , Cornelia Huck , Eric Auger , Liu Yi L , Jacob jun Pan , Chaitanya Kulkarni , Stuart Yoder , Laurentiu Tudor , Thierry Reding , David Airlie , Daniel Vetter , Jonathan Hunter , Li Yang , Dmitry Osipenko , iommu@lists.linux-foundation.org, linux-pci@vger.kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Lu Baolu Subject: [PATCH v1 7/8] media: staging: media: tegra-vde: Use iommu_attach/detach_device() Date: Thu, 6 Jan 2022 10:20:52 +0800 Message-Id: <20220106022053.2406748-8-baolu.lu@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220106022053.2406748-1-baolu.lu@linux.intel.com> References: <20220106022053.2406748-1-baolu.lu@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Ordinary drivers should use iommu_attach/detach_device() for domain attaching and detaching. Signed-off-by: Lu Baolu --- drivers/staging/media/tegra-vde/iommu.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/staging/media/tegra-vde/iommu.c b/drivers/staging/media/tegra-vde/iommu.c index adf8dc7ee25c..a6e6eb28f1e3 100644 --- a/drivers/staging/media/tegra-vde/iommu.c +++ b/drivers/staging/media/tegra-vde/iommu.c @@ -91,7 +91,7 @@ int tegra_vde_iommu_init(struct tegra_vde *vde) order = __ffs(vde->domain->pgsize_bitmap); init_iova_domain(&vde->iova, 1UL << order, 0); - err = iommu_attach_group(vde->domain, vde->group); + err = iommu_attach_device(vde->domain, dev); if (err) goto put_iova; @@ -129,7 +129,7 @@ int tegra_vde_iommu_init(struct tegra_vde *vde) unreserve_iova: __free_iova(&vde->iova, vde->iova_resv_static_addresses); detach_group: - iommu_detach_group(vde->domain, vde->group); + iommu_detach_device(vde->domain, dev); put_iova: put_iova_domain(&vde->iova); iova_cache_put(); @@ -146,7 +146,7 @@ void tegra_vde_iommu_deinit(struct tegra_vde *vde) if (vde->domain) { __free_iova(&vde->iova, vde->iova_resv_last_page); __free_iova(&vde->iova, vde->iova_resv_static_addresses); - iommu_detach_group(vde->domain, vde->group); + iommu_detach_device(vde->domain, vde->miscdev.parent); put_iova_domain(&vde->iova); iova_cache_put(); iommu_domain_free(vde->domain);