From patchwork Wed Oct 19 17:51:43 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sinan Kaya X-Patchwork-Id: 9384997 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 6065060487 for ; Wed, 19 Oct 2016 17:52:03 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5612928BCB for ; Wed, 19 Oct 2016 17:52:03 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 49E8628CE5; Wed, 19 Oct 2016 17:52:03 +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 E829328BCB for ; Wed, 19 Oct 2016 17:52:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S943388AbcJSRwC (ORCPT ); Wed, 19 Oct 2016 13:52:02 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:37335 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932375AbcJSRwA (ORCPT ); Wed, 19 Oct 2016 13:52:00 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 0868F61810; Wed, 19 Oct 2016 17:51:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1476899520; bh=75tBFJn/a91oLFbWaAe4IDHOzJfSA8mdjJy++n5EvuI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PbfZIhr7ssmAXJxEqkn7DVyF9EdPL5j6bx7R/CF/nsGa2o9NTTXDIzSAKfIS2QvJO 7YJg/9zaBll3zGIhdv5QauJUzldWH2A+i64iVtWQNBngwUMs9uRRk9ZnjlANPbSmZv HJpF8TDepQbdCxPvWFmwEdArq2Mc7B5bI+uyZVyo= 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 D8F6C617BF; Wed, 19 Oct 2016 17:51:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1476899519; bh=75tBFJn/a91oLFbWaAe4IDHOzJfSA8mdjJy++n5EvuI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kSQ8JmZmUzsgktgt20UaInlnB3ZMmRZ0zw7YQptgOR8QIUqoLpWYc2Ny9YWxklEHQ 3LExQYRg/ZNGUUFFlx0wA8izv/KlRckBrNmF5L+2x/DgesUKMnOguyfyO275cm0HQI 2D8MwlmfM6lZZKlEwosygqpo0MZtFuC1xZmp1Fl0= DMARC-Filter: OpenDMARC Filter v1.3.1 smtp.codeaurora.org D8F6C617BF 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 V6 01/10] Documentation: DT: qcom_hidma: update binding for MSI Date: Wed, 19 Oct 2016 13:51:43 -0400 Message-Id: <1476899512-20431-2-git-send-email-okaya@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1476899512-20431-1-git-send-email-okaya@codeaurora.org> References: <1476899512-20431-1-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 --- 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: