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Wed, 6 Mar 2024 09:33:50 +0000 Received: from SHXPR01MB0671.CHNPR01.prod.partner.outlook.cn ([fe80::b0af:4c9d:2058:a344]) by SHXPR01MB0671.CHNPR01.prod.partner.outlook.cn ([fe80::b0af:4c9d:2058:a344%6]) with mapi id 15.20.7249.041; Wed, 6 Mar 2024 09:33:50 +0000 From: Changhuang Liang To: Mauro Carvalho Chehab , Greg Kroah-Hartman Cc: Hans Verkuil , Laurent Pinchart , Jack Zhu , Changhuang Liang , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-staging@lists.linux.dev Subject: [PATCH v1 7/7] admin-guide: media: Update documents for StarFive Camera Subsystem Date: Wed, 6 Mar 2024 01:33:34 -0800 Message-Id: <20240306093334.9321-8-changhuang.liang@starfivetech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240306093334.9321-1-changhuang.liang@starfivetech.com> References: <20240306093334.9321-1-changhuang.liang@starfivetech.com> X-ClientProxiedBy: ZQ0PR01CA0010.CHNPR01.prod.partner.outlook.cn (2406:e500:c550:5::17) To SHXPR01MB0671.CHNPR01.prod.partner.outlook.cn (2406:e500:c311:25::10) Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SHXPR01MB0671:EE_|SHXPR01MB0765:EE_ X-MS-Office365-Filtering-Correlation-Id: ee297a9b-6352-4eed-58e8-08dc3dc087ca X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; 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It support output raw frames by ISP module. Signed-off-by: Changhuang Liang --- .../admin-guide/media/starfive_camss.rst | 11 ++++++---- .../media/starfive_camss_graph.dot | 20 ++++++++++--------- 2 files changed, 18 insertions(+), 13 deletions(-) diff --git a/Documentation/admin-guide/media/starfive_camss.rst b/Documentation/admin-guide/media/starfive_camss.rst index c224e6123042..b8d1ce878847 100644 --- a/Documentation/admin-guide/media/starfive_camss.rst +++ b/Documentation/admin-guide/media/starfive_camss.rst @@ -44,7 +44,7 @@ The Starfive Camera Subsystem hardware consists of:: - Parallel: The parallel interface, receiving data from a parallel sensor. - ISP: The ISP, processing raw Bayer data from an image sensor and producing - YUV frames. + YUV frames, and also support output RAW frames. Topology @@ -58,15 +58,18 @@ The media controller pipeline graph is as follows: :alt: starfive_camss_graph.dot :align: center -The driver has 2 video devices: +The driver has 3 video devices: - capture_dump: The capture device, capturing image data directly from a sensor. - capture_yuv: The capture device, capturing YUV frame data processed by the - ISP module + ISP module. +- capture_raw: The capture device, capturing RAW frame data processed by the + ISP module. The driver has 3 subdevices: -- stf_isp: is responsible for all the isp operations, outputs YUV frames. +- stf_isp: is responsible for all the isp operations, outputs YUV frames and + RAW frames. - cdns_csi2rx: a CSI-2 bridge supporting up to 4 CSI lanes in input, and 4 different pixel streams in output. - imx219: an image sensor, image data is sent through MIPI CSI-2. diff --git a/Documentation/admin-guide/media/starfive_camss_graph.dot b/Documentation/admin-guide/media/starfive_camss_graph.dot index 5e8731e27701..dab3e3ccbe9a 100644 --- a/Documentation/admin-guide/media/starfive_camss_graph.dot +++ b/Documentation/admin-guide/media/starfive_camss_graph.dot @@ -1,12 +1,14 @@ digraph board { rankdir=TB - n00000001 [label="{{ 0} | stf_isp\n/dev/v4l-subdev0 | { 1}}", shape=Mrecord, style=filled, fillcolor=green] - n00000001:port1 -> n00000008 [style=dashed] - n00000004 [label="capture_dump\n/dev/video0", shape=box, style=filled, fillcolor=yellow] - n00000008 [label="capture_yuv\n/dev/video1", shape=box, style=filled, fillcolor=yellow] - n0000000e [label="{{ 0} | cdns_csi2rx.19800000.csi-bridge\n | { 1 | 2 | 3 | 4}}", shape=Mrecord, style=filled, fillcolor=green] - n0000000e:port1 -> n00000001:port0 [style=dashed] - n0000000e:port1 -> n00000004 [style=dashed] - n00000018 [label="{{} | imx219 6-0010\n/dev/v4l-subdev1 | { 0}}", shape=Mrecord, style=filled, fillcolor=green] - n00000018:port0 -> n0000000e:port0 [style=bold] + n00000001 [label="{{ 0} | stf_isp\n/dev/v4l-subdev0 | { 1 | 2}}", shape=Mrecord, style=filled, fillcolor=green] + n00000001:port1 -> n00000009 [style=dashed] + n00000001:port2 -> n0000000d [style=dashed] + n00000005 [label="capture_dump\n/dev/video0", shape=box, style=filled, fillcolor=yellow] + n00000009 [label="capture_yuv\n/dev/video1", shape=box, style=filled, fillcolor=yellow] + n0000000d [label="capture_raw\n/dev/video2", shape=box, style=filled, fillcolor=yellow] + n00000015 [label="{{ 0} | cdns_csi2rx.19800000.csi\n/dev/v4l-subdev1 | { 1 | 2 | 3 | 4}}", shape=Mrecord, style=filled, fillcolor=green] + n00000015:port1 -> n00000001:port0 [style=dashed] + n00000015:port1 -> n00000005 [style=dashed] + n0000001f [label="{{} | imx219 6-0010\n/dev/v4l-subdev2 | { 0}}", shape=Mrecord, style=filled, fillcolor=green] + n0000001f:port0 -> n00000015:port0 [style=bold] }