linux-kernel - [PATCH v2 24/36] media: rockchip: rkisp1: Fix misuse of min_buffers

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Message-Id: <20231204132323.22811-25-benjamin.gaignard@collabora.com>
Date:   Mon,  4 Dec 2023 14:23:11 +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>,
        Dafna Hirschfeld <dafna@...tmail.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        linux-rockchip@...ts.infradead.org
Subject: [PATCH v2 24/36] media: rockchip: rkisp1: 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.
rkisp1 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: Dafna Hirschfeld <dafna@...tmail.com> (maintainer:ROCKCHIP ISP V1 DRIVER)
CC: Laurent Pinchart <laurent.pinchart@...asonboard.com> (maintainer:ROCKCHIP ISP V1 DRIVER)
CC: linux-rockchip@...ts.infradead.org (open list:ROCKCHIP ISP V1 DRIVER)
---
 drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
index c6d7e01c8949..de3d89b1fac7 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
@@ -1431,7 +1431,7 @@ static int rkisp1_register_capture(struct rkisp1_capture *cap)
 	q->ops = &rkisp1_vb2_ops;
 	q->mem_ops = &vb2_dma_contig_memops;
 	q->buf_struct_size = sizeof(struct rkisp1_buffer);
-	q->min_buffers_needed = RKISP1_MIN_BUFFERS_NEEDED;
+	q->min_reqbufs_allocation = RKISP1_MIN_BUFFERS_NEEDED;
 	q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
 	q->lock = &node->vlock;
 	q->dev = cap->rkisp1->dev;
-- 
2.39.2