Add ISP output parameters and 3A statistisc collection data video device for documents. Signed-off-by: Changhuang Liang <changhuang.liang@xxxxxxxxxxxxxxxx> --- .../admin-guide/media/starfive_camss.rst | 11 +++++++--- .../media/starfive_camss_graph.dot | 22 +++++++++++-------- 2 files changed, 21 insertions(+), 12 deletions(-) diff --git a/Documentation/admin-guide/media/starfive_camss.rst b/Documentation/admin-guide/media/starfive_camss.rst index ca42e9447c47..020f1969e67f 100644 --- a/Documentation/admin-guide/media/starfive_camss.rst +++ b/Documentation/admin-guide/media/starfive_camss.rst @@ -58,15 +58,20 @@ The media controller pipeline graph is as follows: :alt: starfive_camss_graph.dot :align: center -The driver has 2 video devices: +The driver has 4 video devices: +- output_params: The meta output device, transmitting the parameters to ISP + module. - capture_raw: 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_scd: The meta capture device, capturing 3A statistics collection 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 3A statistics collection data. - 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 8eff1f161ac7..7961255d3ad6 100644 --- a/Documentation/admin-guide/media/starfive_camss_graph.dot +++ b/Documentation/admin-guide/media/starfive_camss_graph.dot @@ -1,12 +1,16 @@ digraph board { rankdir=TB - n00000001 [label="{{<port0> 0} | stf_isp\n/dev/v4l-subdev0 | {<port1> 1}}", shape=Mrecord, style=filled, fillcolor=green] - n00000001:port1 -> n00000008 [style=dashed] - n00000004 [label="capture_raw\n/dev/video0", shape=box, style=filled, fillcolor=yellow] - n00000008 [label="capture_yuv\n/dev/video1", shape=box, style=filled, fillcolor=yellow] - n0000000e [label="{{<port0> 0} | cdns_csi2rx.19800000.csi-bridge\n | {<port1> 1 | <port2> 2 | <port3> 3 | <port4> 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 | {<port0> 0}}", shape=Mrecord, style=filled, fillcolor=green] - n00000018:port0 -> n0000000e:port0 [style=bold] + n00000001 [label="{{<port0> 0 | <port1> 1} | stf_isp\n/dev/v4l-subdev0 | {<port2> 2 | <port3> 3}}", shape=Mrecord, style=filled, fillcolor=green] + n00000001:port2 -> n0000000e + n00000001:port3 -> n00000012 [style=dashed] + n00000006 [label="output_params\n/dev/video0", shape=box, style=filled, fillcolor=yellow] + n00000006 -> n00000001:port1 [style=dashed] + n0000000a [label="capture_raw\n/dev/video1", shape=box, style=filled, fillcolor=yellow] + n0000000e [label="capture_yuv\n/dev/video2", shape=box, style=filled, fillcolor=yellow] + n00000012 [label="capture_scd\n/dev/video3", shape=box, style=filled, fillcolor=yellow] + n0000001c [label="{{<port0> 0} | cdns_csi2rx.19800000.csi-bridge\n/dev/v4l-subdev1 | {<port1> 1 | <port2> 2 | <port3> 3 | <port4> 4}}", shape=Mrecord, style=filled, fillcolor=green] + n0000001c:port1 -> n00000001:port0 [style=dashed] + n0000001c:port1 -> n0000000a [style=dashed] + n00000026 [label="{{} | imx219 6-0010\n/dev/v4l-subdev2 | {<port0> 0}}", shape=Mrecord, style=filled, fillcolor=green] + n00000026:port0 -> n0000001c:port0 [style=bold] } -- 2.25.1