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 59DCAEB64D8 for ; Thu, 22 Jun 2023 01:50:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229814AbjFVBuW (ORCPT ); Wed, 21 Jun 2023 21:50:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56250 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229549AbjFVBuV (ORCPT ); Wed, 21 Jun 2023 21:50:21 -0400 Received: from mail-io1-f42.google.com (mail-io1-f42.google.com [209.85.166.42]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1CA43135; Wed, 21 Jun 2023 18:50:21 -0700 (PDT) Received: by mail-io1-f42.google.com with SMTP id ca18e2360f4ac-77e29871264so205058139f.0; Wed, 21 Jun 2023 18:50:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687398620; x=1689990620; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=t2Mze3/Yq/nh7qSNdsMivay/QWy7TAVvFvMJtevVwEw=; b=LxOENwPGudg7uw5nUaSHRY7hvCyIhaYlBZmSimvPOswf1xBvCEJx31g5ko2klDk7Az m/LBjBuu7ad47o5LEyDivlmPBX3n8TNEuGyztYGJ5Vi3B+SDb0vrhrK2zGGYa3b9xpWF MC7ZBVfkg1JmXOD/KIwEYAKFweJPm5bPEugjMfiVMi8ZlVzVxa+w/uFvng27ezj2j+AJ +BXvN/OlsD7b6sMuUVlTPc70IUa9neX1nGdoO8xeu4qDAE+s2RqgnJ+f40sNXRmicxOK HRtdYSAaw7BcwbQ/6/F0DeH1UDGzCUFA8EueFCNXbbeWZG63zgcat1VpqWZPeKkSBs+2 oVSg== X-Gm-Message-State: AC+VfDyH66NOvUzVy6NpDsAWfJ7GFSjkAjC8+RRURQMinEXJ0xC9IJw9 GtmR86SBt34rOE8qtrbL8Q== X-Google-Smtp-Source: ACHHUZ4gHN5lx1VNqA3lrz/AK7vtmABjF34d3XbtEGB/rEnEY1QOupGofcoS2U+XLPoKgUexzlli/A== X-Received: by 2002:a5e:8909:0:b0:76c:5ba7:7ef with SMTP id k9-20020a5e8909000000b0076c5ba707efmr8875578ioj.3.1687398620326; Wed, 21 Jun 2023 18:50:20 -0700 (PDT) Received: from robh_at_kernel.org ([64.188.179.250]) by smtp.gmail.com with ESMTPSA id s26-20020a5d929a000000b0077e3b1ffb52sm653456iom.12.2023.06.21.18.50.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Jun 2023 18:50:19 -0700 (PDT) Received: (nullmailer pid 40156 invoked by uid 1000); Thu, 22 Jun 2023 01:50:17 -0000 Date: Wed, 21 Jun 2023 19:50:17 -0600 From: Rob Herring To: AngeloGioacchino Del Regno Cc: agross@kernel.org, andersson@kernel.org, konrad.dybcio@linaro.org, dmitry.baryshkov@linaro.org, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, robdclark@gmail.com, linux-arm-msm@vger.kernel.org, iommu@lists.linux.dev, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@collabora.com Subject: Re: [PATCH v4 1/6] dt-bindings: iommu: qcom,iommu: Add qcom,ctx-num property Message-ID: <20230622015017.GA37013-robh@kernel.org> References: <20230620095127.96600-1-angelogioacchino.delregno@collabora.com> <20230620095127.96600-2-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230620095127.96600-2-angelogioacchino.delregno@collabora.com> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Tue, Jun 20, 2023 at 11:51:22AM +0200, AngeloGioacchino Del Regno wrote: > Add a new "qcom,ctx-num" property to force an ASID number on IOMMU > contexts where required. > > Signed-off-by: AngeloGioacchino Del Regno > --- > Documentation/devicetree/bindings/iommu/qcom,iommu.yaml | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml b/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml > index d9fabdf930d9..0446ccc4116e 100644 > --- a/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml > +++ b/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml > @@ -71,6 +71,11 @@ patternProperties: > reg: > maxItems: 1 > > + qcom,ctx-num: > + $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + The ASID number associated to the context bank. If the value is ASID, then qcom,ctx-asid would be more descriptive. > + > required: > - compatible > - interrupts > -- > 2.40.1 >