From patchwork Mon Nov 27 16:54:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 747971 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="n/wP1EJ+" Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 563E31BC8; Mon, 27 Nov 2023 08:55:23 -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 98F9C660739A; Mon, 27 Nov 2023 16:55:21 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1701104122; bh=xU5t5lXDyNc7SbgcJxDjwWv/JGjLx2P5DrRCeKKrrB8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=n/wP1EJ+piINx+lJsUpzunRoD05oSZyG2UdLFhXS653XIRx1GPz65n4PYYppZZNgN cLUA1A/P0pFwdqWCKcLN6I4JSg7/S+IlpKxsLgVDTItARf2zJWj1bYfc/mBwo2Lr3G asWjj47Ifceq5sLD/Ns5wh4XwmJC79uZR3gpaqGYXhEguFIfX+o0htikg1PuP1GkdG Etw45V7y4XIOpJxZFmAcK8lyDgwzhE3nFSLOQoMH+B2eEA4bQ4XSf3u088SA/5jdOS J/rU6r0PqfnUmGj4i1H0n2GDyuEta7yI9za38218FR3mylHZhyPQCRAzPgG1GelZHm JuK1J2F8WtY+w== 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 Subject: [PATCH 21/55] media: i2c: video-i2c: Stop abusing of min_buffers_needed field Date: Mon, 27 Nov 2023 17:54:20 +0100 Message-Id: <20231127165454.166373-22-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. video-i2c 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 --- drivers/media/i2c/video-i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/i2c/video-i2c.c b/drivers/media/i2c/video-i2c.c index ebf2ac98a068..ec20849cd306 100644 --- a/drivers/media/i2c/video-i2c.c +++ b/drivers/media/i2c/video-i2c.c @@ -795,7 +795,7 @@ static int video_i2c_probe(struct i2c_client *client) queue->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; queue->drv_priv = data; queue->buf_struct_size = sizeof(struct video_i2c_buffer); - queue->min_buffers_needed = 1; + queue->min_reqbufs_allocation = 1; queue->ops = &video_i2c_video_qops; queue->mem_ops = &vb2_vmalloc_memops;