From patchwork Mon May 4 09:26:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 209961 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E0358C4724C for ; Mon, 4 May 2020 09:26:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C079420746 for ; Mon, 4 May 2020 09:26:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="X9EzMyaZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728427AbgEDJ0t (ORCPT ); Mon, 4 May 2020 05:26:49 -0400 Received: from perceval.ideasonboard.com ([213.167.242.64]:56720 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728419AbgEDJ0s (ORCPT ); Mon, 4 May 2020 05:26:48 -0400 Received: from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi [81.175.216.236]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id E38701209; Mon, 4 May 2020 11:26:44 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1588584405; bh=ZDaZRct1RVy7xs8SPv417jYteulvJrltZo++xeluApo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=X9EzMyaZO9E1/CyaameloyaYAVfGKnxD4o5bp0clvEkdOkMU4e976ZR30+MlQox3t IObbuh2xmUOpXAhG3WxQhCdNZjxhGGLU//u8eowobqZxHQHfEQYLaL1+5ix/CQKQwm ZeCe0Q99ngZ1JOCt4CL2o5PHcHQLYbZ8MSBDpiiw= From: Laurent Pinchart To: linux-media@vger.kernel.org Cc: Kieran Bingham , Jacopo Mondi , =?utf-8?q?Niklas_S=C3=B6derlund?= , Naushir Patuck , Dave Stevenson , Dave Stevenson Subject: [PATCH v2 26/34] staging: vchiq_arm: Set up dma ranges on child devices Date: Mon, 4 May 2020 12:26:03 +0300 Message-Id: <20200504092611.9798-27-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200504092611.9798-1-laurent.pinchart@ideasonboard.com> References: <20200504092611.9798-1-laurent.pinchart@ideasonboard.com> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Dave Stevenson The VCHIQ driver now loads the audio, camera, codec, and vc-sm drivers as platform drivers. However they were not being given the correct DMA configuration. Call of_dma_configure with the parent (VCHIQ) parameters to be inherited by the child. Signed-off-by: Dave Stevenson Signed-off-by: Jacopo Mondi --- .../staging/vc04_services/interface/vchiq_arm/vchiq_arm.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c index c5c7af28c1c8..15ccd624aaab 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c @@ -2733,6 +2733,12 @@ vchiq_register_child(struct platform_device *pdev, const char *name) child = NULL; } + /* + * We want the dma-ranges etc to be copied from the parent VCHIQ device + * to be passed on to the children too. + */ + of_dma_configure(&new_dev->dev, pdev->dev.of_node, true); + return child; }