From patchwork Mon Nov 27 16:54:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 747716 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="QmkVCU/m" Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E358D1BC0; Mon, 27 Nov 2023 08:55:22 -0800 (PST) Received: from benjamin-XPS-13-9310.. (ec2-34-240-57-77.eu-west-1.compute.amazonaws.com [34.240.57.77]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: benjamin.gaignard) by madras.collabora.co.uk (Postfix) with ESMTPSA id C8BB06607314; Mon, 27 Nov 2023 16:55:20 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1701104121; bh=Gl50yamOqxp5F3J61bdrX38ELoxqbgPRLIk274ynKbw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QmkVCU/mNHbH08K2PA2jaI2xpeSxJuOOVrVYa9HY95R21gu5GweBdW7pOdRQcH8sw 97ZkaSuMlYvGcvZWaIfkrUeK33oPvy53N5merp83DLt/CUymdW3Sdv986VTvkfckbY BvQudmhzSKODBZ5dyEb6bSpshQR6PoiBmaQ6biGTlhD3/RgJK9mtSDxhHZ6CRWC5PU b9oleh9GiLzNgSFmVOKJ9Nj3xyRbK0toNby8SYUtxVwn9+gx8kpTovWdSkHXfcOf36 aKWhVZHgm9eW7jxcvb8bZMqte8r+rePL7h6ZehDPaKj80A6YWzn7oAUah6WqqOhnNc 5tseHh0k29+8Q== From: Benjamin Gaignard 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 , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland Subject: [PATCH 20/55] media: sunxi: sun6i-csi: Stop abusing of min_buffers_needed field Date: Mon, 27 Nov 2023 17:54:19 +0100 Message-Id: <20231127165454.166373-21-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231127165454.166373-1-benjamin.gaignard@collabora.com> References: <20231127165454.166373-1-benjamin.gaignard@collabora.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 '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 CC: Chen-Yu Tsai CC: Jernej Skrabec CC: Samuel Holland --- 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;