From mboxrd@z Thu Jan 1 00:00:00 1970 From: 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> References: <20180309100933.15922-1-paul.kocialkowski@bootlin.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20180309100933.15922-1-paul.kocialkowski@bootlin.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org 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: "Signed-off-by : Bob Ham" , Thomas Petazzoni , Alexandre Courbot , Maxime Ripard , Chen-Yu Tsai , Paul Kocialkowski , Florent Revest , Hans Verkuil , Icenowy Zheng , Sakari Ailus , Thomas van Kleef , Laurent Pinchart List-Id: devicetree@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