linux-kernel - [PATCH 04/55] media: usb: dvb-usb: cxusb-analog: Stop abusing of min_buffers

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Message-Id: <20231127165454.166373-5-benjamin.gaignard@collabora.com>
Date:   Mon, 27 Nov 2023 17:54:03 +0100
From:   Benjamin Gaignard <benjamin.gaignard@...labora.com>
To:     hverkuil@...all.nl, mchehab@...nel.org, tfiga@...omium.org,
        m.szyprowski@...sung.com, matt.ranostay@...sulko.com
Cc:     linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
        linux-staging@...ts.linux.dev, kernel@...labora.com,
        Benjamin Gaignard <benjamin.gaignard@...labora.com>,
        Michael Krufky <mkrufky@...uxtv.org>
Subject: [PATCH 04/55] media: usb: dvb-usb: cxusb-analog: Stop abusing of min_buffers_needed field

'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 <benjamin.gaignard@...labora.com>
CC: Michael Krufky <mkrufky@...uxtv.org>
---
 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);
-- 
2.39.2