From patchwork Fri Oct 13 08:31:00 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shengjiu Wang X-Patchwork-Id: 733356 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 alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C42BCCDB47E for ; Fri, 13 Oct 2023 09:13:57 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 9CA2485D; Fri, 13 Oct 2023 11:13:04 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 9CA2485D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1697188434; bh=Eaxe2NBn1GGJbDkH+9OstrO0jni9s8YALY/FnQk9U6U=; h=From:To:Subject:Date:In-Reply-To:References:List-Id:List-Archive: List-Help:List-Owner:List-Post:List-Subscribe:List-Unsubscribe: From; b=NRXtyCHd0EkB/XeqlviJR4PsrjT/lsKNzxZmz5/3XeybVH1faFYzZ62JyNAkFbJYa 5++q1svSsxUACboA5MGar3cyAxv6t0RQn8dz7YUkjmEYf39m8jSsoJXZGpMl0Jj0V/ 9t8AkBAq+9Er0y8TgadexTBK1mkApfjzftWWY83s= Received: by alsa1.perex.cz (Postfix, from userid 50401) id ACD5BF8055C; Fri, 13 Oct 2023 11:12:15 +0200 (CEST) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 4E7DDF8055A; Fri, 13 Oct 2023 11:12:15 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 83776F8055A; Fri, 13 Oct 2023 11:09:18 +0200 (CEST) Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 1E43BF80536 for ; Fri, 13 Oct 2023 11:09:08 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 1E43BF80536 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 0D19F201CF2; Fri, 13 Oct 2023 11:09:08 +0200 (CEST) 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 C6EEF201D0A; Fri, 13 Oct 2023 11:09:07 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id D0AE2181D0E5; Fri, 13 Oct 2023 17:09:05 +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: [RFC PATCH v6 06/11] media: uapi: Add V4L2_CAP_AUDIO_M2M capability flag Date: Fri, 13 Oct 2023 16:31:00 +0800 Message-Id: <1697185865-27528-7-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1697185865-27528-1-git-send-email-shengjiu.wang@nxp.com> References: <1697185865-27528-1-git-send-email-shengjiu.wang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Message-ID-Hash: XJKSZTWD7ZXMA7QN32DPBDTTGHL56JF4 X-Message-ID-Hash: XJKSZTWD7ZXMA7QN32DPBDTTGHL56JF4 X-MailFrom: shengjiu.wang@nxp.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: 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/Documentation/userspace-api/media/v4l/vidioc-querycap.rst index 6c57b8428356..0b3cefefc86b 100644 --- a/Documentation/userspace-api/media/v4l/vidioc-querycap.rst +++ b/Documentation/userspace-api/media/v4l/vidioc-querycap.rst @@ -259,6 +259,9 @@ specification the ioctl returns an ``EINVAL`` error code. video topology configuration, including which I/O entity is routed to the input/output, is configured by userspace via the Media Controller. See :ref:`media_controller`. + * - ``V4L2_CAP_AUDIO_M2M`` + - 0x40000000 + - The device supports the audio Memory-To-Memory interface. * - ``V4L2_CAP_DEVICE_CAPS`` - 0x80000000 - The driver fills the ``device_caps`` field. This capability can 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 # 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 78260e5d9985..3decf7d73870 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -508,6 +508,7 @@ struct v4l2_capability { #define V4L2_CAP_TOUCH 0x10000000 /* Is a touch device */ #define V4L2_CAP_IO_MC 0x20000000 /* Is input/output controlled by the media controller */ +#define V4L2_CAP_AUDIO_M2M 0x40000000 /* audio memory to memory */ #define V4L2_CAP_DEVICE_CAPS 0x80000000 /* sets device capabilities field */