From patchwork Mon Apr 20 16:42:02 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: 11499421 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 0B85B6CA for ; Mon, 20 Apr 2020 16:43:55 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id A3CC820575 for ; Mon, 20 Apr 2020 16:43:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Db+VwmTb"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="owq37oZI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A3CC820575 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=iw9fuugM88UH+fH8y41KajpHlFflLemTbe5q7eqcm8s=; b=Db+VwmTbSANuVv MacP9qApZYPHVPbUpxWCNpfBfAI8y8OZ3SD7qOkxx6sdsBcS4XIqdN3AsT8sO+iTFkkjYwOeryWtA ErkgxsGftszPAqepKaqyygcBSuzeuMzElTCbANz7yEzmsGf2hn/z9w222ytaD3we/BDcssrt7mpRc 3RzrMe71y2RlazIO3B6Sf6HaRMw0nRZbOy/Y+v8H0DbjsRoFfsLuse9b8D4T0yFCIyqKvH6IIXWMg PgvWtbFhKyczGm+w1CYNTn7Z4TWNx9ceurjkOJVa7iXJcTGtYzw2045Cm6BhNpTUH6Wec9oXNlmd7 nfAFfUQTMoJ4o9z8AE2Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jQZWN-0005Mb-Cr; Mon, 20 Apr 2020 16:43:47 +0000 Received: from mail27.static.mailgun.info ([104.130.122.27]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jQZVf-0004j0-Fl for linux-arm-kernel@lists.infradead.org; Mon, 20 Apr 2020 16:43:10 +0000 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1587400987; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=Z+OYPjijcIcLwRYDEA7f9j7aGlwkwIIld4SXXc3zzsU=; b=owq37oZI5/TFja4cfvtP66+WrGXVfFzJBhpBP5N43W2ACoJUUMqHWWnOW5i9M0AV9s7lhu3c 4mmDC3txObdllWKWTlzWW6eF3Rj47iZlr6yE/IZtEoYMlx/4wfWRmbgIdrj92xgYkBsQrnwh Xzhv3g8cyXofuatkmMaK1VoNkvI= X-Mailgun-Sending-Ip: 104.130.122.27 X-Mailgun-Sid: WyJiYzAxZiIsICJsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmciLCAiYmU5ZTRhIl0= 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 5e9dd107.7fe88f4cef48-smtp-out-n03; Mon, 20 Apr 2020 16:42:47 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 0EB69C44798; Mon, 20 Apr 2020 16:42:45 +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-311.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 28706C447A1; Mon, 20 Apr 2020 16:42:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 28706C447A1 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 , Sibi Sankar , Bjorn Andersson , Jordan Crouse , Rob Clark Subject: [PATCHv3 4/6] iommu/arm-smmu-qcom: Request direct mapping for modem device Date: Mon, 20 Apr 2020 22:12:02 +0530 Message-Id: <509d88fbe7592aa15f867933c177b61bc7ba8efa.1587400573.git.saiprakash.ranjan@codeaurora.org> X-Mailer: git-send-email 2.22.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200420_094308_436479_E2A8D519 X-CRM114-Status: GOOD ( 12.22 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [104.130.122.27 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sai Prakash Ranjan , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Evan Green , Stephen Boyd , iommu@lists.linux-foundation.org, Matthias Kaehlcke , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Sibi Sankar Request direct mapping for modem on platforms which don't have TrustZone (which programs the modem SIDs) to prevent the following global faults seen on Cheza/Trogdor: arm-smmu 15000000.iommu: Unexpected global fault, this could be serious arm-smmu 15000000.iommu: GFSR 0x80000002, GFSYNR0 0x00000000, GFSYNR1 0x00000781, GFSYNR2 0x00000000 arm-smmu 15000000.iommu: Unexpected global fault, this could be serious arm-smmu 15000000.iommu: GFSR 0x80000002, GFSYNR0 0x00000000, GFSYNR1 0x00000461, GFSYNR2 0x00000000 Signed-off-by: Sibi Sankar Signed-off-by: Sai Prakash Ranjan --- drivers/iommu/arm-smmu-qcom.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/iommu/arm-smmu-qcom.c b/drivers/iommu/arm-smmu-qcom.c index 5bedf21587a5..cf01d0215a39 100644 --- a/drivers/iommu/arm-smmu-qcom.c +++ b/drivers/iommu/arm-smmu-qcom.c @@ -17,7 +17,9 @@ static const struct of_device_id qcom_smmu_client_of_match[] = { { .compatible = "qcom,mdp4" }, { .compatible = "qcom,mdss" }, { .compatible = "qcom,sc7180-mdss" }, + { .compatible = "qcom,sc7180-mss-pil" }, { .compatible = "qcom,sdm845-mdss" }, + { .compatible = "qcom,sdm845-mss-pil" }, { } };