Re: [PATCH v9 0/8] Add StarFive Camera Subsystem driver

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Hi Hans,

Thanks for your comment.

On 2023/9/15 17:26, Hans Verkuil wrote:
> On 14/09/2023 05:15, Jack Zhu wrote:
>> Hi,
>> 
>> This series is the v9 series that attempts to support the Camera Subsystem
>> found on StarFive JH7110 SoC.
>> 
>> This series is based on top of the master branch of media_stage repository.
>> 
>> The following are the media graph for the device and the v4l2-compliance
>> output.
>> 
>> ===========================================================================
>> [the media graph]:
>> 
>> 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]
>> }
>> 
>> [the device topology]:
>> 
>> Media controller API version 6.5.0
>> 
>> Media device information
>> ------------------------
>> driver          starfive-camss
>> model           Starfive Camera Subsystem
>> serial          
>> bus info        platform:19840000.camss
>> hw revision     0x0
>> driver version  6.5.0
>> 
>> Device topology
>> - entity 1: stf_isp (2 pads, 2 links)
>>             type V4L2 subdev subtype Unknown flags 0
>>             device node name /dev/v4l-subdev0
>> 	pad0: Sink
>> 		[fmt:SRGGB10_1X10/1920x1080 field:none colorspace:srgb
>> 		 crop.bounds:(0,0)/1920x1080
>> 		 crop:(0,0)/1920x1080]
>> 		<- "cdns_csi2rx.19800000.csi-bridge":1 []
>> 	pad1: Source
>> 		[fmt:YUYV8_1_5X8/1920x1080 field:none colorspace:srgb
>> 		 crop.bounds:(0,0)/1920x1080
>> 		 crop:(0,0)/1920x1080]
>> 		-> "capture_yuv":0 []
>> 
>> - entity 4: capture_raw (1 pad, 1 link)
>>             type Node subtype V4L flags 0
>>             device node name /dev/video0
>> 	pad0: Sink
>> 		<- "cdns_csi2rx.19800000.csi-bridge":1 []
>> 
>> - entity 8: capture_yuv (1 pad, 1 link)
>>             type Node subtype V4L flags 0
>>             device node name /dev/video1
>> 	pad0: Sink
>> 		<- "stf_isp":1 []
>> 
>> - entity 14: cdns_csi2rx.19800000.csi-bridge (5 pads, 3 links)
>>              type V4L2 subdev subtype Unknown flags 0
>> 	pad0: Sink
>> 		<- "imx219 6-0010":0 [ENABLED,IMMUTABLE]
>> 	pad1: Source
>> 		-> "stf_isp":0 []
>> 		-> "capture_raw":0 []
>> 	pad2: Source
>> 	pad3: Source
>> 	pad4: Source
>> 
>> - entity 24: imx219 6-0010 (1 pad, 1 link)
>>              type V4L2 subdev subtype Sensor flags 0
>>              device node name /dev/v4l-subdev1
>> 	pad0: Source
>> 		[fmt:SRGGB10_1X10/3280x2464 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:full-range
>> 		 crop.bounds:(8,8)/3280x2464
>> 		 crop:(8,8)/3280x2464]
>> 		-> "cdns_csi2rx.19800000.csi-bridge":0 [ENABLED,IMMUTABLE]
>> 
>> ===========================================================================
>> [the v4l2-compliance output]:
>> 
>> v4l2-compliance 1.24.1, 64 bits, 64-bit time_t
> 
> This v4l2-compliance version is from a distro. For driver acceptance you
> must test with a v4l2-compliance compiled from the git repo (git://linuxtv.org/v4l-utils.git).
> 

It is compiled from buildroot, but its source code is also downloaded from the repo tag v4l-utils-1.24.1.
Do you mean I should use the latest stable version (stable-1.24) on the repo?

-- 
Regards,

Jack Zhu



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