From mboxrd@z Thu Jan 1 00:00:00 1970 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 9C24CC433F5 for ; Thu, 28 Apr 2022 13:19:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347068AbiD1NWO (ORCPT ); Thu, 28 Apr 2022 09:22:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44520 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347036AbiD1NWA (ORCPT ); Thu, 28 Apr 2022 09:22:00 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id D264995499 for ; Thu, 28 Apr 2022 06:18:45 -0700 (PDT) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 994FE1480; Thu, 28 Apr 2022 06:18:45 -0700 (PDT) Received: from e121345-lin.cambridge.arm.com (e121345-lin.cambridge.arm.com [10.1.196.40]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 8AF483F73B; Thu, 28 Apr 2022 06:18:43 -0700 (PDT) From: Robin Murphy To: joro@8bytes.org, will@kernel.org Cc: iommu@lists.linux-foundation.org, sven@svenpeter.dev, robdclark@gmail.com, m.szyprowski@samsung.com, baolu.lu@linux.intel.com, yong.wu@mediatek.com, mjrosato@linux.ibm.com, gerald.schaefer@linux.ibm.com, zhang.lyra@gmail.com, thierry.reding@gmail.com, vdumpa@nvidia.com, jean-philippe@linaro.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 08/14] iommu/exynos: Clean up bus_set_iommu() Date: Thu, 28 Apr 2022 14:18:09 +0100 Message-Id: <9a92e01323e988eeea80655105db3f1fc4051362.1650890638.git.robin.murphy@arm.com> X-Mailer: git-send-email 2.35.3.dirty In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Stop calling bus_set_iommu() since it's now unnecessary, and simplify the init failure path accordingly. Tested-by: Marek Szyprowski Signed-off-by: Robin Murphy --- drivers/iommu/exynos-iommu.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c index 71f2018e23fe..359b255b3924 100644 --- a/drivers/iommu/exynos-iommu.c +++ b/drivers/iommu/exynos-iommu.c @@ -1356,16 +1356,7 @@ static int __init exynos_iommu_init(void) goto err_zero_lv2; } - ret = bus_set_iommu(&platform_bus_type, &exynos_iommu_ops); - if (ret) { - pr_err("%s: Failed to register exynos-iommu driver.\n", - __func__); - goto err_set_iommu; - } - return 0; -err_set_iommu: - kmem_cache_free(lv2table_kmem_cache, zero_lv2_table); err_zero_lv2: platform_driver_unregister(&exynos_sysmmu_driver); err_reg_driver: -- 2.35.3.dirty