From patchwork Mon Aug 12 07:10:33 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Baolu Lu X-Patchwork-Id: 13760237 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 B06F8C3DA7F for ; Mon, 12 Aug 2024 07:14:19 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3090E10E0FF; Mon, 12 Aug 2024 07:14:19 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="fEtQoajw"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8758210E0FF; Mon, 12 Aug 2024 07:14:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1723446857; x=1754982857; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=ugPZI6M1TvdJVOqkCaWpsQPcKmLp14vmdPpzyb0jTXA=; b=fEtQoajwEwEBBPvt9JNuAolVRFSpRZBXjBQtobHiiJMGmykqBBmUb8Ji dUU3DlKZQYsKoEJHFTQyVSvaht0chuDNuvzNN3B88gQUgJcxlxUdy6TVV YHdMElkJ7mOzoQP6Q3llcwXsnRzEKRrUj1mN2ACfSbzpMYyN5cJSC/KN0 VOGMYLlDrrzsrsY4Pi5ZKteK54Hkd8t/fmIaNH9OspWjL60ZMFpWyqhVw 5OanrckripR/V6eOnc6LepHYkxgIkfpPY0QXkpH/BJfWxmKXVrQYUZxKD utlqtTCuEJnw1/nYH6PtBeP1YJVPJmnv3qGieZIC2AfdNRh07ZRupPGXx g==; X-CSE-ConnectionGUID: jOG+pxe0TgObjO+b4vz7SA== X-CSE-MsgGUID: Pzm4QZ0ORb+3oGupyzeh3g== X-IronPort-AV: E=McAfee;i="6700,10204,11161"; a="21711562" X-IronPort-AV: E=Sophos;i="6.09,282,1716274800"; d="scan'208";a="21711562" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Aug 2024 00:14:17 -0700 X-CSE-ConnectionGUID: 20gV+VxOTN66vkWjO4j+TA== X-CSE-MsgGUID: j+8tsWuwRpO5z66lvcz4BQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,282,1716274800"; d="scan'208";a="57823816" Received: from allen-box.sh.intel.com ([10.239.159.127]) by fmviesa007.fm.intel.com with ESMTP; 12 Aug 2024 00:14:11 -0700 From: Lu Baolu To: Karol Herbst , Lyude Paul , Danilo Krummrich , David Airlie , Daniel Vetter , Thierry Reding , Jonathan Hunter , Sandy Huang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Mikko Perttunen , Joerg Roedel , Will Deacon , Robin Murphy , Jason Gunthorpe , Kevin Tian Cc: dri-devel@lists.freedesktop.org, nouveau@lists.freedesktop.org, linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-media@vger.kernel.org, iommu@lists.linux.dev, linux-kernel@vger.kernel.org, Lu Baolu , Jason Gunthorpe Subject: [PATCH 2/3] drm/rockchip: Use iommu_paging_domain_alloc() Date: Mon, 12 Aug 2024 15:10:33 +0800 Message-Id: <20240812071034.9443-2-baolu.lu@linux.intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240812071034.9443-1-baolu.lu@linux.intel.com> References: <20240812071034.9443-1-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" Commit <421be3ee36a4> ("drm/rockchip: Refactor IOMMU initialisation") has refactored rockchip_drm_init_iommu() to pass a device that the domain is allocated for. Replace iommu_domain_alloc() with iommu_paging_domain_alloc() to retire the former. Signed-off-by: Lu Baolu Reviewed-by: Jason Gunthorpe Link: https://lore.kernel.org/r/20240610085555.88197-19-baolu.lu@linux.intel.com --- drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c index 44d769d9234d..11e5d10de4d7 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c @@ -103,13 +103,17 @@ static int rockchip_drm_init_iommu(struct drm_device *drm_dev) struct rockchip_drm_private *private = drm_dev->dev_private; struct iommu_domain_geometry *geometry; u64 start, end; + int ret; if (IS_ERR_OR_NULL(private->iommu_dev)) return 0; - private->domain = iommu_domain_alloc(private->iommu_dev->bus); - if (!private->domain) - return -ENOMEM; + private->domain = iommu_paging_domain_alloc(private->iommu_dev); + if (IS_ERR(private->domain)) { + ret = PTR_ERR(private->domain); + private->domain = NULL; + return ret; + } geometry = &private->domain->geometry; start = geometry->aperture_start;