From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751136AbeCIKKo (ORCPT ); Fri, 9 Mar 2018 05:10:44 -0500 Received: from mail.bootlin.com ([62.4.15.54]:49655 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750954AbeCIKKl (ORCPT ); Fri, 9 Mar 2018 05:10:41 -0500 From: Paul Kocialkowski To: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com Cc: Icenowy Zheng , Florent Revest , Alexandre Courbot , Hans Verkuil , Laurent Pinchart , Sakari Ailus , Maxime Ripard , Thomas van Kleef , "Signed-off-by : Bob Ham" , Thomas Petazzoni , Chen-Yu Tsai , Paul Kocialkowski Subject: [PATCH 1/9] media: vim2m: Try to schedule a m2m device run on request submission Date: Fri, 9 Mar 2018 11:09:25 +0100 Message-Id: <20180309100933.15922-2-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180309100933.15922-1-paul.kocialkowski@bootlin.com> References: <20180309100933.15922-1-paul.kocialkowski@bootlin.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In the most basic use scenario, where only one output and one capture buffers are queued and the request is submitted, there is no provision to try to schedule a m2m device run. This adds the appropriate call to the vim2m_request_submit so that it can start in that scenario. Signed-off-by: Paul Kocialkowski --- drivers/media/platform/vim2m.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/vim2m.c b/drivers/media/platform/vim2m.c index 02793dd9a330..578c9170083c 100644 --- a/drivers/media/platform/vim2m.c +++ b/drivers/media/platform/vim2m.c @@ -933,9 +933,20 @@ static int vim2m_request_submit(struct media_request *req, struct media_request_entity_data *_data) { struct v4l2_request_entity_data *data; + struct vim2m_ctx *ctx; + int rc; data = to_v4l2_entity_data(_data); - return vb2_request_submit(data); + + ctx = container_of(_data->entity, struct vim2m_ctx, req_entity.base); + + rc = vb2_request_submit(data); + if (rc) + return rc; + + v4l2_m2m_try_schedule(ctx->fh.m2m_ctx); + + return 0; } static const struct media_request_entity_ops vim2m_request_entity_ops = { -- 2.16.2