From patchwork Mon Nov 27 16:54:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 747706 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="gQd0qoEa" Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 95B171BC; Mon, 27 Nov 2023 08:55:38 -0800 (PST) Received: from benjamin-XPS-13-9310.. (ec2-34-240-57-77.eu-west-1.compute.amazonaws.com [34.240.57.77]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: benjamin.gaignard) by madras.collabora.co.uk (Postfix) with ESMTPSA id 79A6566073FB; Mon, 27 Nov 2023 16:55:36 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1701104137; bh=71+AtmSDH/h7dLOlV29BkPWy1yXzA9ywoJKq5O/+QVk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gQd0qoEaJv55RD/PrXt+M/nrSvjUEquEZ2G5fgA7OMdfJZaDwhH6jBTTLr5QcJolC yFnWShT0rf29LNlSkd2gvc/eScBdKzW5La19tsISe+50xLBUNwloLBYWR1EFfuQ09K p3oM5Rg2A26IsLuIzOiEo2mSevVNxQr90CQJSzk1EUc+RD4h9stUI7t/GnfW8F4VLk AQjtMvKHqqto+zemN7U2/lkzeXukE93ac/XxPqQs50EVnSZcRsplFumvh7PjsAa+SF 5xgPu331hbJAPLpTeBvIR0HNQFAux32Q/dl616VKWKzHONlienAESESHUFStNjQ3ed 3wvzKRLBOFQng== From: Benjamin Gaignard To: hverkuil@xs4all.nl, mchehab@kernel.org, tfiga@chromium.org, m.szyprowski@samsung.com, matt.ranostay@konsulko.com Cc: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-staging@lists.linux.dev, kernel@collabora.com, Benjamin Gaignard Subject: [PATCH 40/55] samples: v4l2: pci: Use min_dma_buffers_needed field Date: Mon, 27 Nov 2023 17:54:39 +0100 Message-Id: <20231127165454.166373-41-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231127165454.166373-1-benjamin.gaignard@collabora.com> References: <20231127165454.166373-1-benjamin.gaignard@collabora.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 v4l2 pci skeleton sample driver use a dma engine and needs a minimum number of buffers to be present before start streaming. That is 'min_dma_buffers_needed' purpose so use it instead of 'min_buffers_needed' field. Signed-off-by: Benjamin Gaignard --- samples/v4l/v4l2-pci-skeleton.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/samples/v4l/v4l2-pci-skeleton.c b/samples/v4l/v4l2-pci-skeleton.c index a65aa9d1e9da..6018c5e7b3f1 100644 --- a/samples/v4l/v4l2-pci-skeleton.c +++ b/samples/v4l/v4l2-pci-skeleton.c @@ -821,7 +821,7 @@ static int skeleton_probe(struct pci_dev *pdev, const struct pci_device_id *ent) * available before it can be started. The start_streaming() op * won't be called until at least this many buffers are queued up. */ - q->min_buffers_needed = 2; + q->min_dma_buffers_needed = 2; /* * The serialization lock for the streaming ioctls. This is the same * as the main serialization lock, but if some of the non-streaming