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Message-Id: <20231204132323.22811-33-benjamin.gaignard@collabora.com>
Date:   Mon,  4 Dec 2023 14:23:19 +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>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Sowjanya Komatineni <skomatineni@...dia.com>,
        Luca Ceresoli <luca.ceresoli@...tlin.com>,
        linux-tegra@...r.kernel.org
Subject: [PATCH v2 32/36] media: tegra-video: Fix misuse 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.
tegra-video 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: Thierry Reding <thierry.reding@...il.com>
CC: Jonathan Hunter <jonathanh@...dia.com>
CC: Sowjanya Komatineni <skomatineni@...dia.com>
CC: Luca Ceresoli <luca.ceresoli@...tlin.com>
CC: linux-tegra@...r.kernel.org
---
 drivers/staging/media/tegra-video/vi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/media/tegra-video/vi.c b/drivers/staging/media/tegra-video/vi.c
index e0bb59ee3c09..b8242c8c0497 100644
--- a/drivers/staging/media/tegra-video/vi.c
+++ b/drivers/staging/media/tegra-video/vi.c
@@ -1174,7 +1174,7 @@ static int tegra_channel_init(struct tegra_vi_channel *chan)
 	chan->queue.ops = &tegra_channel_queue_qops;
 	chan->queue.mem_ops = &vb2_dma_contig_memops;
 	chan->queue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
-	chan->queue.min_buffers_needed = 2;
+	chan->queue.min_reqbufs_allocation = 2;
 	chan->queue.dev = vi->dev;
 	ret = vb2_queue_init(&chan->queue);
 	if (ret < 0) {
-- 
2.39.2

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