linux-kernel - [PATCH 44/55] media: pci: cx18: Use min_dma_buffers

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Message-Id: <20231127165454.166373-45-benjamin.gaignard@collabora.com>
Date:   Mon, 27 Nov 2023 17:54:43 +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>,
        Andy Walls <awalls@...metrocast.net>
Subject: [PATCH 44/55] media: pci: cx18: Use min_dma_buffers_needed field

cx18 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 <benjamin.gaignard@...labora.com>
CC: Andy Walls <awalls@...metrocast.net>
---
 drivers/media/pci/cx18/cx18-streams.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/pci/cx18/cx18-streams.c b/drivers/media/pci/cx18/cx18-streams.c
index cfbc4a907802..1b66a70c6d6e 100644
--- a/drivers/media/pci/cx18/cx18-streams.c
+++ b/drivers/media/pci/cx18/cx18-streams.c
@@ -287,7 +287,7 @@ static int cx18_stream_init(struct cx18 *cx, int type)
 		s->vidq.ops = &cx18_vb2_qops;
 		s->vidq.mem_ops = &vb2_vmalloc_memops;
 		s->vidq.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
-		s->vidq.min_buffers_needed = 2;
+		s->vidq.min_dma_buffers_needed = 2;
 		s->vidq.gfp_flags = GFP_DMA32;
 		s->vidq.dev = &cx->pci_dev->dev;
 		s->vidq.lock = &cx->serialize_lock;
-- 
2.39.2