From patchwork Mon Nov 27 16:54:48 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 747957 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="A6o2TRtF" 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 CB8E02735; Mon, 27 Nov 2023 08:55:44 -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 18229660741B; Mon, 27 Nov 2023 16:55:43 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1701104143; bh=Mxq3P+lsb8M0itZ6b+v4Rn04+ZsLR+XPLGh6cGBX67k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=A6o2TRtFR2EShU5r93olb3q5hdHStAddtYo+S3lmkAGcVZfdEzzqMuytXXqwyaMY2 2V/DzYe+wqebU8cH4uTiRvlRpO+aXDNnrCEYo06Yn25Ay4yHcYpL0c8BghEce3KOps OCd00e7eTJDMM5wWlbqDNq5betijXt+89hl9JPOw0MHEwQqB+HhOpTjcOB7s+7tshe Im/EkvZHDNfN5OY/QSt6XVFSdobEVssFksc6DNJvFZ4NNE5vMFhle0nix7TrrgS/ps jrY1vPrPPwUdHtQjP6lQjaAQfnk9ehjRazgczfdawAeVWOH5l4olFj7vgi7rnp8eHf 0mCs4h6bEHolw== 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 , Ezequiel Garcia Subject: [PATCH 49/55] media: pci: tw686x: Use min_dma_buffers_needed field Date: Mon, 27 Nov 2023 17:54:48 +0100 Message-Id: <20231127165454.166373-50-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 tw686x driver use a dma engine and needs a minimum number of buffers to be present before start streaming. That is 'min_dma_buffers_needed' purpose so use it instead of 'min_buffers_needed' field. Signed-off-by: Benjamin Gaignard CC: Ezequiel Garcia --- drivers/media/pci/tw686x/tw686x-video.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/pci/tw686x/tw686x-video.c b/drivers/media/pci/tw686x/tw686x-video.c index 6bc6d143d18c..8526c200f305 100644 --- a/drivers/media/pci/tw686x/tw686x-video.c +++ b/drivers/media/pci/tw686x/tw686x-video.c @@ -1222,7 +1222,7 @@ int tw686x_video_init(struct tw686x_dev *dev) vc->vidq.ops = &tw686x_video_qops; vc->vidq.mem_ops = dev->dma_ops->mem_ops; vc->vidq.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; - vc->vidq.min_buffers_needed = 2; + vc->vidq.min_dma_buffers_needed = 2; vc->vidq.lock = &vc->vb_mutex; vc->vidq.gfp_flags = dev->dma_mode != TW686X_DMA_MODE_MEMCPY ? GFP_DMA32 : 0;