From patchwork Mon Nov 27 16:54:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 97396 Received: from sv.mirrors.kernel.org ([139.178.88.99]) by www.linuxtv.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1r7ew2-002a2D-M7 for patchwork@linuxtv.org; Mon, 27 Nov 2023 16:58:15 +0000 Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 34F64281A24 for ; Mon, 27 Nov 2023 16:58:11 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id E1F37374D2; Mon, 27 Nov 2023 16:55:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="Ci+CoOpm" X-Original-To: linux-media@vger.kernel.org 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 5950C2702; Mon, 27 Nov 2023 08:55:41 -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 7586966073F5; Mon, 27 Nov 2023 16:55:39 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1701104140; bh=h2KeYZ0zs78nj7d0vzmwSoQJ8cIKIqcfLHmNlVHLLY4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ci+CoOpm89HWTnsAVdvkdX99vxMpyqKLn94+lpKM7gMzxF+SPJS3WqYKv/mZU2TVq O9W4L0gGC4BRpAXaTknEUGyNPNEeI43f1YP8AppYo85mEwBLKtk2mwnUKL+9zifDo/ SjANBlpRlZonOp6q1IvOws+sP+bv10Bq0kT353Sr61+DuCmfyTwleJuj6BYg1Kz/qE rIBIuASI0gi6/dOyaesXFMG5+U7XiucqF1LuAAQ7eSgvtlTxiuPd/wFaeVAb0mjfml n3RoOQDHBebGIYvnxa/q2uFwhwPMikEsdl9q++bhIt0fkQXvt585Qxz6aGckbZA8h1 McmAdpU0W5BVw== 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 , Andy Walls Subject: [PATCH 44/55] media: pci: cx18: Use min_dma_buffers_needed field Date: Mon, 27 Nov 2023 17:54:43 +0100 Message-Id: <20231127165454.166373-45-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 X-LSpam-Score: -4.8 (----) X-LSpam-Report: No, score=-4.8 required=5.0 tests=BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_MED=-2.3 autolearn=ham autolearn_force=no cx18 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: Andy Walls --- drivers/media/pci/cx18/cx18-streams.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/pci/cx18/cx18-streams.c b/drivers/media/pci/cx18/cx18-streams.c index cfbc4a907802..1b66a70c6d6e 100644 --- a/drivers/media/pci/cx18/cx18-streams.c +++ b/drivers/media/pci/cx18/cx18-streams.c @@ -287,7 +287,7 @@ static int cx18_stream_init(struct cx18 *cx, int type) s->vidq.ops = &cx18_vb2_qops; s->vidq.mem_ops = &vb2_vmalloc_memops; s->vidq.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; - s->vidq.min_buffers_needed = 2; + s->vidq.min_dma_buffers_needed = 2; s->vidq.gfp_flags = GFP_DMA32; s->vidq.dev = &cx->pci_dev->dev; s->vidq.lock = &cx->serialize_lock;