From nobody Tue Dec 16 23:43:31 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 54657C4167B for ; Fri, 10 Nov 2023 20:37:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346306AbjKJUhG (ORCPT ); Fri, 10 Nov 2023 15:37:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46634 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344314AbjKJUgk (ORCPT ); Fri, 10 Nov 2023 15:36:40 -0500 Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 82410728D; Thu, 9 Nov 2023 22:28:02 -0800 (PST) Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 128A9201C4A; Fri, 10 Nov 2023 07:28:01 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id CE7CD201C54; Fri, 10 Nov 2023 07:28:00 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id CB548183AD50; Fri, 10 Nov 2023 14:27:58 +0800 (+08) From: Shengjiu Wang To: hverkuil@xs4all.nl, sakari.ailus@iki.fi, tfiga@chromium.org, m.szyprowski@samsung.com, mchehab@kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, shengjiu.wang@gmail.com, Xiubo.Lee@gmail.com, festevam@gmail.com, nicoleotsuka@gmail.com, lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org, linuxppc-dev@lists.ozlabs.org Subject: [PATCH v9 06/15] media: uapi: Add V4L2_CAP_AUDIO_M2M capability flag Date: Fri, 10 Nov 2023 13:48:00 +0800 Message-Id: <1699595289-25773-7-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1699595289-25773-1-git-send-email-shengjiu.wang@nxp.com> References: <1699595289-25773-1-git-send-email-shengjiu.wang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" V4L2_CAP_AUDIO_M2M is similar to V4L2_CAP_VIDEO_M2M flag. It is used for audio memory to memory case. Signed-off-by: Shengjiu Wang --- Documentation/userspace-api/media/v4l/vidioc-querycap.rst | 3 +++ Documentation/userspace-api/media/videodev2.h.rst.exceptions | 1 + include/uapi/linux/videodev2.h | 1 + 3 files changed, 5 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/vidioc-querycap.rst b/Do= cumentation/userspace-api/media/v4l/vidioc-querycap.rst index 6c57b8428356..1c0d97bf192a 100644 --- a/Documentation/userspace-api/media/v4l/vidioc-querycap.rst +++ b/Documentation/userspace-api/media/v4l/vidioc-querycap.rst @@ -173,6 +173,9 @@ specification the ioctl returns an ``EINVAL`` error cod= e. interface. A video overlay device typically stores captured images directly in the video memory of a graphics card, with hardware clipping and scaling. + * - ``V4L2_CAP_AUDIO_M2M`` + - 0x00000008 + - The device supports the audio Memory-To-Memory interface. * - ``V4L2_CAP_VBI_CAPTURE`` - 0x00000010 - The device supports the :ref:`Raw VBI Capture ` diff --git a/Documentation/userspace-api/media/videodev2.h.rst.exceptions b= /Documentation/userspace-api/media/videodev2.h.rst.exceptions index 3e58aac4ef0b..da6d0b8e4c2c 100644 --- a/Documentation/userspace-api/media/videodev2.h.rst.exceptions +++ b/Documentation/userspace-api/media/videodev2.h.rst.exceptions @@ -197,6 +197,7 @@ replace define V4L2_CAP_META_OUTPUT device-capabilities replace define V4L2_CAP_DEVICE_CAPS device-capabilities replace define V4L2_CAP_TOUCH device-capabilities replace define V4L2_CAP_IO_MC device-capabilities +replace define V4L2_CAP_AUDIO_M2M device-capabilities =20 # V4L2 pix flags replace define V4L2_PIX_FMT_PRIV_MAGIC :c:type:`v4l2_pix_format` diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index c3d4e490ce7c..5053f66c501a 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -473,6 +473,7 @@ struct v4l2_capability { #define V4L2_CAP_VIDEO_CAPTURE 0x00000001 /* Is a video capture device */ #define V4L2_CAP_VIDEO_OUTPUT 0x00000002 /* Is a video output device */ #define V4L2_CAP_VIDEO_OVERLAY 0x00000004 /* Can do video overlay */ +#define V4L2_CAP_AUDIO_M2M 0x00000008 /* audio memory to memory */ #define V4L2_CAP_VBI_CAPTURE 0x00000010 /* Is a raw VBI capture device */ #define V4L2_CAP_VBI_OUTPUT 0x00000020 /* Is a raw VBI output device */ #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture= device */ --=20 2.34.1