From patchwork Mon Feb 26 08:28:20 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shengjiu Wang X-Patchwork-Id: 13571623 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 74A2FC48BF6 for ; Mon, 26 Feb 2024 08:49:07 +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 1FE2AB76; Mon, 26 Feb 2024 09:48:50 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 1FE2AB76 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1708937340; bh=n71JbBxn/Ji/Go4XRp7Smlrz7Vv7u0vTgePDyQjo3AE=; 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=jc3mc5cV6ovopLxGpdngg+DuifysC88NB9msDQO9rXlxEWq2Ux1X//xLIHgPp+Bpb 4H1x34Si05CDHZFBg/WdYeVuMmbKYYFM8oWkJinMBmPYSgqMWtn793gE2k2njMk9H5 Zz+kqZLGmqB7wyjeeEls5MUDujZRKR4GINo9FF28= Received: by alsa1.perex.cz (Postfix, from userid 50401) id 863D4F805AD; Mon, 26 Feb 2024 09:48:24 +0100 (CET) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 07BB2F8047D; Mon, 26 Feb 2024 09:48:24 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id A4600F8057D; Mon, 26 Feb 2024 09:44:43 +0100 (CET) Received: from inva020.nxp.com (inva020.nxp.com [92.121.34.13]) (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 08820F8047D for ; Mon, 26 Feb 2024 09:44:20 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 08820F8047D Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id A9F981A0149; Mon, 26 Feb 2024 09:44:19 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 7179B1A0146; Mon, 26 Feb 2024 09:44:19 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id B73C8183AC0B; Mon, 26 Feb 2024 16:44:17 +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 v13 07/16] media: uapi: Add V4L2_CAP_AUDIO_M2M capability flag Date: Mon, 26 Feb 2024 16:28:20 +0800 Message-Id: <1708936109-11587-8-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1708936109-11587-1-git-send-email-shengjiu.wang@nxp.com> References: <1708936109-11587-1-git-send-email-shengjiu.wang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Message-ID-Hash: NEU7TISUADVCZUD3YWP7P3KJTM2IUOTE X-Message-ID-Hash: NEU7TISUADVCZUD3YWP7P3KJTM2IUOTE 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: 3.3.9 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..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 code. 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 # 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 b8573e9ccde6..5cc2a978fd9c 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 */