From: Shengjiu Wang <shengjiu.wang@nxp.com>
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 v14 07/16] media: uapi: Add V4L2_CAP_AUDIO_M2M capability flag
Date: Mon, 11 Mar 2024 17:53:52 +0800 [thread overview]
Message-ID: <1710150841-26991-8-git-send-email-shengjiu.wang@nxp.com> (raw)
In-Reply-To: <1710150841-26991-1-git-send-email-shengjiu.wang@nxp.com>
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 <shengjiu.wang@nxp.com>
---
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 <raw-vbi>`
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 */
--
2.34.1
next prev parent reply other threads:[~2024-03-11 10:13 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-11 9:53 [PATCH v14 00/16] Add audio support in v4l2 framework Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 01/16] media: v4l2-ctrls: add support for fraction_bits Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 02/16] ASoC: fsl_asrc: define functions for memory to memory usage Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 03/16] ASoC: fsl_easrc: " Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 04/16] ASoC: fsl_asrc: move fsl_asrc_common.h to include/sound Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 05/16] ASoC: fsl_asrc: register m2m platform device Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 06/16] ASoC: fsl_easrc: " Shengjiu Wang
2024-03-11 9:53 ` Shengjiu Wang [this message]
2024-03-11 9:53 ` [PATCH v14 08/16] media: v4l2: Add audio capture and output support Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 09/16] media: uapi: Define audio sample format fourcc type Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 10/16] media: uapi: Add V4L2_CTRL_CLASS_M2M_AUDIO Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 11/16] media: uapi: Add audio rate controls support Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 12/16] media: uapi: Declare interface types for Audio Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 13/16] media: uapi: Add an entity type for audio resampler Shengjiu Wang
2024-03-11 9:53 ` [PATCH v14 14/16] media: vivid: add fixed point test controls Shengjiu Wang
2024-03-11 9:54 ` [PATCH v14 15/16] media: imx-asrc: Add memory to memory driver Shengjiu Wang
2024-03-11 9:54 ` [PATCH v14 16/16] media: vim2m-audio: add virtual driver for audio memory to memory Shengjiu Wang
2024-03-18 15:56 ` [PATCH v14 00/16] Add audio support in v4l2 framework Hans Verkuil
2024-03-19 2:24 ` Shengjiu Wang
2024-03-19 3:14 ` Shengjiu Wang
2024-03-19 7:21 ` Hans Verkuil
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