From patchwork Wed Jan 22 11:48:00 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sai Prakash Ranjan X-Patchwork-Id: 11345639 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C228692A for ; Wed, 22 Jan 2020 11:48:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9FF2E24683 for ; Wed, 22 Jan 2020 11:48:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="SSqudnMP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727022AbgAVLsW (ORCPT ); Wed, 22 Jan 2020 06:48:22 -0500 Received: from mail26.static.mailgun.info ([104.130.122.26]:10043 "EHLO mail26.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726094AbgAVLsV (ORCPT ); Wed, 22 Jan 2020 06:48:21 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1579693701; h=Content-Transfer-Encoding: MIME-Version: Message-Id: Date: Subject: Cc: To: From: Sender; bh=0sSfqmrY0Y3WuOrAi0FvKu6sTIQbSdIpPyHp8fAmIC8=; b=SSqudnMPxaHYHhFoPmae+W4O86B6ovGxQus3OwgQ9dr43W5DRqD+Cr2gaJf6PCCAQqefR3Cj Z7X7rAIznsm/651+zoQegxiG8SQPUohRJC69e6fvbx8KoZO8CIKgnqxF1WNt3R7QNWcgew+C a3++unzeDP2GkfPip1bBn2md6v0= X-Mailgun-Sending-Ip: 104.130.122.26 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5e283681.7f3303311f10-smtp-out-n03; Wed, 22 Jan 2020 11:48:17 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id B96ABC447A3; Wed, 22 Jan 2020 11:48:17 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.0 Received: from blr-ubuntu-253.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: saiprakash.ranjan) by smtp.codeaurora.org (Postfix) with ESMTPSA id B7B30C43383; Wed, 22 Jan 2020 11:48:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org B7B30C43383 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=saiprakash.ranjan@codeaurora.org From: Sai Prakash Ranjan To: Will Deacon , Robin Murphy , Joerg Roedel , Jordan Crouse , Rob Clark Cc: iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Stephen Boyd , Matthias Kaehlcke , Bjorn Andersson , Rajendra Nayak , Tomasz Figa , Sai Prakash Ranjan Subject: [PATCH 0/2] iommu/arm-smmu: Allow client devices to select direct mapping Date: Wed, 22 Jan 2020 17:18:00 +0530 Message-Id: X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org This series allows drm devices to set a default identity mapping using iommu_request_dm_for_dev(). First patch is a cleanup to support other SoCs to call into QCOM specific implementation and preparation for second patch. Second patch sets the default identity domain for drm devices. Jordan Crouse (1): iommu/arm-smmu: Allow client devices to select direct mapping Sai Prakash Ranjan (1): iommu: arm-smmu-impl: Convert to a generic reset implementation drivers/iommu/arm-smmu-impl.c | 8 +++-- drivers/iommu/arm-smmu-qcom.c | 55 +++++++++++++++++++++++++++++++++-- drivers/iommu/arm-smmu.c | 3 ++ drivers/iommu/arm-smmu.h | 5 ++++ 4 files changed, 65 insertions(+), 6 deletions(-)