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Tue, 4 Jul 2023 04:01:24 +0000 From: Hsia-Jun Li To: linux-media@vger.kernel.org Cc: ayaka@soulik.info, hans.verkuil@cisco.com, tfiga@chromium.org, mchehab@kernel.org, laurent.pinchart@ideasonboard.com, hiroh@chromium.org, hverkuil@xs4all.nl, linux-kernel@vger.kernel.org, nicolas@ndufresne.ca Subject: [PATCH 1/2] [RESEND] media: v4l2-mem2mem: allow device run without buf Date: Tue, 4 Jul 2023 12:00:37 +0800 Message-ID: <20230704040044.681850-2-randy.li@synaptics.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230704040044.681850-1-randy.li@synaptics.com> References: <20230704040044.681850-1-randy.li@synaptics.com> X-ClientProxiedBy: BYAPR01CA0041.prod.exchangelabs.com (2603:10b6:a03:94::18) To DM6PR03MB5196.namprd03.prod.outlook.com (2603:10b6:5:24a::19) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM6PR03MB5196:EE_|CH3PR03MB7385:EE_ X-MS-Office365-Filtering-Correlation-Id: b1a6df36-b3a4-467e-659c-08db7c435541 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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We need to make the device run or we can't get those metadata. Signed-off-by: Randy Li --- drivers/media/v4l2-core/v4l2-mem2mem.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c index 0cc30397fbad..c771aba42015 100644 --- a/drivers/media/v4l2-core/v4l2-mem2mem.c +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c @@ -301,8 +301,9 @@ static void __v4l2_m2m_try_queue(struct v4l2_m2m_dev *m2m_dev, dprintk("Trying to schedule a job for m2m_ctx: %p\n", m2m_ctx); - if (!m2m_ctx->out_q_ctx.q.streaming - || !m2m_ctx->cap_q_ctx.q.streaming) { + if (!(m2m_ctx->out_q_ctx.q.streaming || m2m_ctx->out_q_ctx.buffered) + || !(m2m_ctx->cap_q_ctx.q.streaming + || m2m_ctx->cap_q_ctx.buffered)) { dprintk("Streaming needs to be on for both queues\n"); return; }