From patchwork Mon Nov 27 16:54:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 747979 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="WBbok1Zw" 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 77E2D192; Mon, 27 Nov 2023 08:55:09 -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 AD80466071EF; Mon, 27 Nov 2023 16:55:07 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1701104108; bh=nXea1hVd1CLJC4QjmTPo1Qmgjq3TpB25wTNYX2076fw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WBbok1ZwVmzcYZ6qijikokOfeNVx1QY8q/v6QMqMKEShjboAWMnVi1KcNOilv/t8u ZGA/Y5dZbaa/+i79WxGiAt2wbRQE6bOJvd0ao1gRx7SIQ1BDzCgi61+Ctc132LkxBk OsX5mifJ6HyfdcolBMSvdvawfw5+tN1BzsTKRNbodDmZd0wXooyb0bqBoq8fYyPmdC Q6O+EvfitG568RQT8EMQzzcm9kKBH2w7MJMt6RXJtUnosr5XO0wqZfo4ikFJgTmytD QaRkTe6R11Hb8saK91cMDMCEr55N+m3J0afxeTkWn2hIx05xBMfQhubNP2c+qySLux WxX7gsXCjBTLQ== 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 , Michael Krufky Subject: [PATCH 04/55] media: usb: dvb-usb: cxusb-analog: Stop abusing of min_buffers_needed field Date: Mon, 27 Nov 2023 17:54:03 +0100 Message-Id: <20231127165454.166373-5-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 'min_buffers_needed' is suppose to be used to indicate the number of buffers needed by DMA engine to start streaming. cxusb-analog driver doesn't use DMA engine and just want to specify the minimum number of buffers to allocate when calling VIDIOC_REQBUFS. That 'min_reqbufs_allocation' field purpose so use it. Signed-off-by: Benjamin Gaignard CC: Michael Krufky --- drivers/media/usb/dvb-usb/cxusb-analog.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/usb/dvb-usb/cxusb-analog.c b/drivers/media/usb/dvb-usb/cxusb-analog.c index deba5224cb8d..a038d97dd62e 100644 --- a/drivers/media/usb/dvb-usb/cxusb-analog.c +++ b/drivers/media/usb/dvb-usb/cxusb-analog.c @@ -1632,7 +1632,7 @@ static int cxusb_medion_register_analog_video(struct dvb_usb_device *dvbdev) cxdev->videoqueue.buf_struct_size = sizeof(struct cxusb_medion_vbuffer); cxdev->videoqueue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; - cxdev->videoqueue.min_buffers_needed = 6; + cxdev->videoqueue.min_reqbufs_allocation = 6; cxdev->videoqueue.lock = &cxdev->dev_lock; ret = vb2_queue_init(&cxdev->videoqueue);