From patchwork Mon Nov 15 14:22:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 12619617 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9D0C3C433F5 for ; Mon, 15 Nov 2021 14:22:53 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5740261B97 for ; Mon, 15 Nov 2021 14:22:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 5740261B97 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=crapouillou.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 153716EE05; Mon, 15 Nov 2021 14:22:52 +0000 (UTC) Received: from aposti.net (aposti.net [89.234.176.197]) by gabe.freedesktop.org (Postfix) with ESMTPS id D3F7F6EE05 for ; Mon, 15 Nov 2021 14:22:50 +0000 (UTC) From: Paul Cercueil To: Jonathan Cameron Subject: [PATCH 12/15] iio: buffer-dmaengine: Support new DMABUF based userspace API Date: Mon, 15 Nov 2021 14:22:40 +0000 Message-Id: <20211115142243.60605-1-paul@crapouillou.net> In-Reply-To: <20211115141925.60164-1-paul@crapouillou.net> References: <20211115141925.60164-1-paul@crapouillou.net> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paul Cercueil , Michael Hennerich , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, =?utf-8?q?Ch?= =?utf-8?q?ristian_K=C3=B6nig?= , linaro-mm-sig@lists.linaro.org, Alexandru Ardelean , linux-media@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Use the functions provided by the buffer-dma core to implement the DMABUF userspace API in the buffer-dmaengine IIO buffer implementation. Signed-off-by: Paul Cercueil --- drivers/iio/buffer/industrialio-buffer-dmaengine.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/iio/buffer/industrialio-buffer-dmaengine.c b/drivers/iio/buffer/industrialio-buffer-dmaengine.c index 5cde8fd81c7f..57a8b2e4ba3c 100644 --- a/drivers/iio/buffer/industrialio-buffer-dmaengine.c +++ b/drivers/iio/buffer/industrialio-buffer-dmaengine.c @@ -133,6 +133,9 @@ static const struct iio_buffer_access_funcs iio_dmaengine_buffer_ops = { .space_available = iio_dma_buffer_space_available, .release = iio_dmaengine_buffer_release, + .alloc_dmabuf = iio_dma_buffer_alloc_dmabuf, + .enqueue_dmabuf = iio_dma_buffer_enqueue_dmabuf, + .modes = INDIO_BUFFER_HARDWARE, .flags = INDIO_BUFFER_FLAG_FIXED_WATERMARK, };