From patchwork Mon Nov 27 16:54:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 747976 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="Err5SscR" 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 40433D62; Mon, 27 Nov 2023 08:55:16 -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 4ABBA66072A4; Mon, 27 Nov 2023 16:55:14 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1701104114; bh=TyWnSNSrmM8e46vPb9QIHFcmc4e6SFgOyK7FFQxtbXw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Err5SscROifk648ZJExh4TQcnejZoFk5VctUstRXFW7HD/aTCrbJQJX8ZSLDvvyRL MQLLvghzMeFsGURIpqImWeUvuqVd/eyR8Azsb4eHTgSWBKOUcyPuPWfFnhvWe/zshf a0DtV3EBKK37x+NgmCtrbbdsIevIEP65WtQyWnxpmnRZq9ZlZ3eemnDf+sWtBRIyCa rttpbZsQHyXxXKX2GYv69QEk3eyMnHYeAYyQp/VaT1vJJpl0TRoFihbCrCg1NzoNao rFxqDtpQmDWOg0mLYj8078e7FMg89rwT+n01VTwqP2Jy1V9cqPCCXEK006LM0k7fZN 5qi/QTyW5oC8w== 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 , Dafna Hirschfeld , Laurent Pinchart , linux-rockchip@lists.infradead.org Subject: [PATCH 12/55] media: rockchip: rkisp1: Stop abusing of min_buffers_needed field Date: Mon, 27 Nov 2023 17:54:11 +0100 Message-Id: <20231127165454.166373-13-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. 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 CC: Dafna Hirschfeld (maintainer:ROCKCHIP ISP V1 DRIVER) CC: Laurent Pinchart (maintainer:ROCKCHIP ISP V1 DRIVER) CC: linux-rockchip@lists.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;