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From:   Benjamin Gaignard <benjamin.gaignard@collabora.com>
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 <benjamin.gaignard@collabora.com>,
        Joseph Liu <kwliu@nuvoton.com>, Marvin Lin <kflin@nuvoton.com>,
        openbmc@lists.ozlabs.org
Subject: [PATCH 10/55] media: nuvoton: Stop abusing of min_buffers_needed field
Date:   Mon, 27 Nov 2023 17:54:09 +0100
Message-Id: <20231127165454.166373-11-benjamin.gaignard@collabora.com>
In-Reply-To: <20231127165454.166373-1-benjamin.gaignard@collabora.com>
References: <20231127165454.166373-1-benjamin.gaignard@collabora.com>
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'min_buffers_needed' is suppose to be used to indicate the number
of buffers needed by DMA engine to start streaming.
nuvoton 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@collabora.com>
CC: Joseph Liu <kwliu@nuvoton.com>
CC: Marvin Lin <kflin@nuvoton.com>
CC: openbmc@lists.ozlabs.org
---
 drivers/media/platform/nuvoton/npcm-video.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/nuvoton/npcm-video.c b/drivers/media/platform/nuvoton/npcm-video.c
index 267e301f2b26..6c122508be1d 100644
--- a/drivers/media/platform/nuvoton/npcm-video.c
+++ b/drivers/media/platform/nuvoton/npcm-video.c
@@ -1612,7 +1612,7 @@ static int npcm_video_setup_video(struct npcm_video *video)
 	vbq->drv_priv = video;
 	vbq->buf_struct_size = sizeof(struct npcm_video_buffer);
 	vbq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
-	vbq->min_buffers_needed = 3;
+	vbq->min_reqbufs_allocation = 3;
 
 	rc = vb2_queue_init(vbq);
 	if (rc) {
-- 
2.39.2