linux-kernel - [PATCH v2 29/36] media: sunxi: sun6i-csi: Fix misuse of min_buffers

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Date:   Mon,  4 Dec 2023 14:23:16 +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>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>
Subject: [PATCH v2 29/36] media: sunxi: sun6i-csi: 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.
sun6i-csi 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: Chen-Yu Tsai <wens@...e.org>
CC: Jernej Skrabec <jernej.skrabec@...il.com>
CC: Samuel Holland <samuel@...lland.org>
---
 drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c
index cf6aadbc130b..73e721936d27 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c
@@ -1010,7 +1010,7 @@ int sun6i_csi_capture_setup(struct sun6i_csi_device *csi_dev)
 	queue->buf_struct_size = sizeof(struct sun6i_csi_buffer);
 	queue->ops = &sun6i_csi_capture_queue_ops;
 	queue->mem_ops = &vb2_dma_contig_memops;
-	queue->min_buffers_needed = 2;
+	queue->min_reqbufs_allocation = 2;
 	queue->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
 	queue->lock = &capture->lock;
 	queue->dev = csi_dev->dev;
-- 
2.39.2