From patchwork Thu Sep 29 02:12:38 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sinan Kaya X-Patchwork-Id: 676499 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3skyql4g94z9t0t for ; Thu, 29 Sep 2016 12:16:35 +1000 (AEST) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=codeaurora.org header.i=@codeaurora.org header.b=XOlb2Vx/; dkim=fail reason="signature verification failed" (1024-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b=o8Sy07Ho; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754196AbcI2CQd (ORCPT ); Wed, 28 Sep 2016 22:16:33 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:60183 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753830AbcI2CQb (ORCPT ); Wed, 28 Sep 2016 22:16:31 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 3B0BE61AC1; Thu, 29 Sep 2016 02:16:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1475115390; bh=75tBFJn/a91oLFbWaAe4IDHOzJfSA8mdjJy++n5EvuI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XOlb2Vx/ify6aoyx7BK7Xt0vtaZAuCyigEbSV77jRCjLKrr2I11RzfZTVuFUQ3RPD oU5txkz1R+ueWNhso88mSWnrMg7hl6+btLvEYQDAZA0rGgdR+eqkFE6FJZXtsFOLo8 adKVrKfHKKjc5xqjf8GD5VIByQ5djDRotj/AqqZE= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=2.0 tests=ALL_TRUSTED,BAYES_00, DKIM_SIGNED,SPF_PASS,T_DKIM_INVALID autolearn=no autolearn_force=no version=3.4.0 Received: from drakthul.qualcomm.com (global_nat1_iad_fw.qualcomm.com [129.46.232.65]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: okaya@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 23D0961AC1; Thu, 29 Sep 2016 02:16:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1475115389; bh=75tBFJn/a91oLFbWaAe4IDHOzJfSA8mdjJy++n5EvuI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=o8Sy07HokJFg1cUj1tUFj+b9qkx5rXIDQ/j5Z4xs58zRCqf171D6gii20W/l9ur6/ A3FhP9/PqtJ3geBeF2f9yXbq0imociX/4gqWtzd0S2bZ3/H4AZhb6CIjzNS5fbhsoz OnrSduyQ5E5w3e9LUM2CG+N9lkh2s/1ePueFjk7I= DMARC-Filter: OpenDMARC Filter v1.3.1 smtp.codeaurora.org 23D0961AC1 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=pass smtp.mailfrom=okaya@codeaurora.org From: Sinan Kaya To: dmaengine@vger.kernel.org, timur@codeaurora.org, devicetree@vger.kernel.org, cov@codeaurora.org, vinod.koul@intel.com, jcm@redhat.com Cc: agross@codeaurora.org, arnd@arndb.de, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Sinan Kaya , Rob Herring , Mark Rutland , linux-kernel@vger.kernel.org Subject: [PATCH V4 01/10] Documentation: DT: qcom_hidma: update binding for MSI Date: Wed, 28 Sep 2016 22:12:38 -0400 Message-Id: <1475115167-5898-2-git-send-email-okaya@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1475115167-5898-1-git-send-email-okaya@codeaurora.org> References: <1475115167-5898-1-git-send-email-okaya@codeaurora.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Adding a new binding for qcom,hidma-1.1 to distinguish HW supporting MSI interrupts from the older revision. Signed-off-by: Sinan Kaya --- Documentation/devicetree/bindings/dma/qcom_hidma_mgmt.txt | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/dma/qcom_hidma_mgmt.txt b/Documentation/devicetree/bindings/dma/qcom_hidma_mgmt.txt index fd5618b..2c5e4b8 100644 --- a/Documentation/devicetree/bindings/dma/qcom_hidma_mgmt.txt +++ b/Documentation/devicetree/bindings/dma/qcom_hidma_mgmt.txt @@ -47,12 +47,18 @@ When the OS is not in control of the management interface (i.e. it's a guest), the channel nodes appear on their own, not under a management node. Required properties: -- compatible: must contain "qcom,hidma-1.0" +- compatible: must contain "qcom,hidma-1.0" for initial HW or "qcom,hidma-1.1" +for MSI capable HW. - reg: Addresses for the transfer and event channel - interrupts: Should contain the event interrupt - desc-count: Number of asynchronous requests this channel can handle - iommus: required a iommu node +Optional properties for MSI: +- msi-parent : See the generic MSI binding described in + devicetree/bindings/interrupt-controller/msi.txt for a description of the + msi-parent property. + Example: Hypervisor OS configuration: