From patchwork Mon Feb 8 11:44:02 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 8248471 X-Patchwork-Delegate: geert@linux-m68k.org Return-Path: X-Original-To: patchwork-linux-renesas-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 7AEC1BEEE5 for ; Mon, 8 Feb 2016 11:44:42 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DE3B4203B4 for ; Mon, 8 Feb 2016 11:44:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3697A203B0 for ; Mon, 8 Feb 2016 11:44:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752523AbcBHLoV (ORCPT ); Mon, 8 Feb 2016 06:44:21 -0500 Received: from galahad.ideasonboard.com ([185.26.127.97]:48304 "EHLO galahad.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752505AbcBHLoU (ORCPT ); Mon, 8 Feb 2016 06:44:20 -0500 Received: from avalon.bb.dnainternet.fi (85-23-193-79.bb.dnainternet.fi [85.23.193.79]) by galahad.ideasonboard.com (Postfix) with ESMTPSA id C1A26218AD; Mon, 8 Feb 2016 12:42:25 +0100 (CET) From: Laurent Pinchart To: linux-media@vger.kernel.org Cc: linux-renesas-soc@vger.kernel.org Subject: [PATCH v3 32/35] v4l: vsp1: Disconnect unused RPFs from the DRM pipeline Date: Mon, 8 Feb 2016 13:44:02 +0200 Message-Id: <1454931845-23864-33-git-send-email-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.4.10 In-Reply-To: <1454931845-23864-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> References: <1454931845-23864-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Spam-Status: No, score=-7.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Laurent Pinchart --- drivers/media/platform/vsp1/vsp1_drm.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/vsp1/vsp1_drm.c b/drivers/media/platform/vsp1/vsp1_drm.c index ac81ff10c339..a918bb4ab46c 100644 --- a/drivers/media/platform/vsp1/vsp1_drm.c +++ b/drivers/media/platform/vsp1/vsp1_drm.c @@ -38,13 +38,17 @@ static int vsp1_drm_pipeline_run(struct vsp1_pipeline *pipe) struct vsp1_entity *entity; list_for_each_entry(entity, &pipe->entities, list_pipe) { - /* Skip unused RPFs. */ + /* Disconnect unused RPFs from the pipeline. */ if (entity->type == VSP1_ENTITY_RPF) { struct vsp1_rwpf *rpf = to_rwpf(&entity->subdev); - if (!pipe->inputs[rpf->entity.index]) + if (!pipe->inputs[rpf->entity.index]) { + vsp1_write(entity->vsp1, + entity->route->reg, + VI6_DPR_NODE_UNUSED); continue; + } } vsp1_entity_route_setup(entity);