From patchwork Mon Sep 2 01:46:59 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Baolu Lu X-Patchwork-Id: 13786652 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 85FC4C54FC6 for ; Mon, 2 Sep 2024 01:53:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=e9foM1g+OxpM8lglLEyWy8de3cs7Tu7y98+NCtq3lCI=; b=i94DMN/14eJoGt evxvMcuTNwRxDujyVQKLy+WqK6mENg9YT+Xb27skPPr+g2C8szZ5Ve7+1eb/muoWzEjg+rRIIJMUw P+r8aTS9E9qWo5f5PM8LRf5LINEna4mpEM1cfLBPP8i4IHh1jSh3W3HMf9G21T+7OZtA4nbDhAmzH nfn8k8gdrA4qx0wcHN72tmjZcmhaS9Ia9oceA294Kb0+atwifECka20X86ToWdw1XNZKOa4n+OoNT RMV2yGE6ndFyhwImspCgfp8JWBTTEVKz/rJCh7vxx25DB2xBVU91U97yVFgcdXlypyuBocbjNDAQm Wcj7v6SgUXZPix4CpRKg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1skwGJ-0000000ChxD-0EeW; Mon, 02 Sep 2024 01:53:47 +0000 Received: from mgamail.intel.com ([192.198.163.8]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1skwDq-0000000ChEq-34dM; Mon, 02 Sep 2024 01:51:16 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1725241874; x=1756777874; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=HTJQcN0FE2N5DQLr1jAt6JXd6rKNx9aVQY3dPFxGnc4=; b=hX50AjA1/yxKdY4gKUGsUq+GlsaEssl3kECaA/6JfiTDgi2326xMj4od 56y7SsxXoXFl63BRWHmD2bu6unJ1HyI4JxBU1eXGqI+Rv27bmjWhXm8AU X/LFt4CWZCHxIr61kQXuY+83J1GDEWBsuGtEfHoVvgod6Pk/yC2BDKo6G XzUX97Z8+ZBszvLTQeoHNrE3dfZkCW3AolOTWYfHqJhPZ7MM5HLd72F3N gcAFYIwJl5PWHamuowe0vtQ/epK2Hu9PQr3F8six/oxkvcJ5nlaHhPRFo rif5MbNml2uujIpy+QNsN+Y9Qc0xIZyniJkjUlNq6dC2K33ZGcmws1ScZ A==; X-CSE-ConnectionGUID: RhKcqaiTRDamrIOZ87kbZQ== X-CSE-MsgGUID: GKMdz60FTdSJoOgWmkDA5w== X-IronPort-AV: E=McAfee;i="6700,10204,11182"; a="41307686" X-IronPort-AV: E=Sophos;i="6.10,194,1719903600"; d="scan'208";a="41307686" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Sep 2024 18:51:14 -0700 X-CSE-ConnectionGUID: Nl7Pj8i9TO6XqEwIgHlq0Q== X-CSE-MsgGUID: +vkijvTkTzO3htP32F9nBw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,194,1719903600"; d="scan'208";a="64817664" Received: from allen-box.sh.intel.com ([10.239.159.127]) by orviesa006.jf.intel.com with ESMTP; 01 Sep 2024 18:51:08 -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 , Andy Yan Subject: [PATCH v2 2/3] drm/rockchip: Use iommu_paging_domain_alloc() Date: Mon, 2 Sep 2024 09:46:59 +0800 Message-Id: <20240902014700.66095-3-baolu.lu@linux.intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240902014700.66095-1-baolu.lu@linux.intel.com> References: <20240902014700.66095-1-baolu.lu@linux.intel.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240901_185114_815966_6AD36155 X-CRM114-Status: GOOD ( 11.79 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org 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 Acked-by: Andy Yan --- 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;