From patchwork Fri Oct 7 05:25:06 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sinan Kaya X-Patchwork-Id: 9365633 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 4AFE360752 for ; Fri, 7 Oct 2016 05:32:00 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3C394292F5 for ; Fri, 7 Oct 2016 05:32:00 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2F621292F9; Fri, 7 Oct 2016 05:32:00 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D1D62292F5 for ; Fri, 7 Oct 2016 05:31:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752652AbcJGFbw (ORCPT ); Fri, 7 Oct 2016 01:31:52 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:60987 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753106AbcJGFbj (ORCPT ); Fri, 7 Oct 2016 01:31:39 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 044E061AF6; Fri, 7 Oct 2016 05:25:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1475817924; bh=75tBFJn/a91oLFbWaAe4IDHOzJfSA8mdjJy++n5EvuI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ArlqcwK1HYQN9cvPHYVIYt1HTYZ67ImkpuQHzmqGsisprpTRWKrJq9VTyVKmNLLFJ wrFkyErww9u0ehz++QDGzVnqFE1yzTUvOSRCkt6rT5weBsgAEEh8gp0FkozWph75BK n3Dwq7i4hRSnTm6ua/aq7m6tSzpfDgP+0uQKJ2w0= 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 C4EC561AC6; Fri, 7 Oct 2016 05:25:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1475817923; bh=75tBFJn/a91oLFbWaAe4IDHOzJfSA8mdjJy++n5EvuI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JiP/j95x+Fp+6kg74gUjm3lbR91qFDqOdrn4OS/sSDvHOIv3EKvgAEwlBi+3k/0yI hRM/a6effsryjeNkxZ/y3ssExoE0dTQPJVia0Qvwn+jJ2D9F8TZ3xt0SW2GqcpUD4W qQMdPmOdvKGlwHOVm46AlwLlPf++SV5Xr5yC87aY= DMARC-Filter: OpenDMARC Filter v1.3.1 smtp.codeaurora.org C4EC561AC6 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 V5 01/10] Documentation: DT: qcom_hidma: update binding for MSI Date: Fri, 7 Oct 2016 01:25:06 -0400 Message-Id: <1475817915-11976-2-git-send-email-okaya@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1475817915-11976-1-git-send-email-okaya@codeaurora.org> References: <1475817915-11976-1-git-send-email-okaya@codeaurora.org> Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Adding a new binding for qcom,hidma-1.1 to distinguish HW supporting MSI interrupts from the older revision. Signed-off-by: Sinan Kaya Acked-by: Rob Herring --- 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: