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    SOLVED 相机采集图像阻塞

    VEYE MIPI camera
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    • L
      lin @veye_xumm last edited by

      @veye_xumm 改了驱动程序里的匹配字符,应该没影响吧,设备树对应的我也改了

      veye_xumm 1 Reply Last reply Reply Quote 0
      • veye_xumm
        veye_xumm @lin last edited by

        @lin bea356de-cdc2-4f3f-8e42-0eb7b04394c2-image.png
        我觉得没有这个必要。
        另外你在i2c-7上面挂了两个相机?即便是这样,也没有必要做两个完全一致的ko插入到系统里面去。

        另外,你所提的图像阻塞的问题。你需要检查一下:1. 硬件的mipi信号线是否跟dts配置的一致。 2. 芯片内的数据通路配置是否正确。

        我建议你先参考我们的资料,搞通一个,然后再类比搞通另一个相机。

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        • L
          lin @veye_xumm last edited by

          @veye_xumm said in 相机采集图像阻塞:

          另外你在i2c-7上面挂了两个相机?即便是这样,也没有必要做两个完全一致的ko插入到系统里面去
          我现在只在设备树添加一个相机,设备树中对相机时钟有要求吗?
          232ff5df-676b-4b76-8f24-b45200ea43a2-image.png
          d00b0123-c455-4981-877a-de1c4bbc93e2-image.png
          f4e888cd-a9ec-44a2-a253-bf5574cf4fbd-image.png
          39692e27-31cf-4459-ba78-8abed15efed9-image.png

          veye_xumm 1 Reply Last reply Reply Quote 0
          • veye_xumm
            veye_xumm @lin last edited by

            @lin

            @lin said in 相机采集图像阻塞:

            我现在只在设备树添加一个相机,设备树中对相机时钟有要求吗?

            没有要求,相机自己有时钟。
            OK3588-C-Camera.dtsi中,i2c-7这一路,你可以参考一下下面这部分代码。

            
            //************************************************
            //***  CAM3 VEYE MVCAM Configuration Description  ****
            //************************************************
            
            &csi2_dphy0_hw {
                status = "okay";
            };
            
            &i2c7 {
                status = "okay";
                clock-frequency = <400000>;
            
                cam3_mvcam: cam3_mvcam@3b {
                    compatible = "veye,mvcam";
                    status = "okay";
                    reg = <0x3b>;
            
                    clocks = <&ext_cam_clk>;
                    clock-names = "xclk";
                    clock-frequency = <24000000>;
                    pwdn-gpios = <&extio EXTIO_GPIO_P05 GPIO_ACTIVE_HIGH>;
                    //enable-gpios = <&extio EXTIO_GPIO_P05 GPIO_ACTIVE_HIGH>;
                    reset-gpios = <&extio EXTIO_GPIO_P04 GPIO_ACTIVE_LOW>;
                    
                    rockchip,camera-module-index = <0>;
                    rockchip,camera-module-facing = "back";
                    rockchip,camera-module-name = "NC";
                    rockchip,camera-module-lens-name = "NC";
            
                    port {
                        cam3_mvcam_out: endpoint {
                            remote-endpoint = <&mipi_in_ucam3>;
                            data-lanes = <1 2>;
                        };
                    };
                };
            };
            
            &csi2_dphy0 {
                status = "okay";
                ports {
                    #address-cells = <1>;
                    #size-cells = <0>;
                    port@0 {
                        reg = <0>;
                        #address-cells = <1>;
                        #size-cells = <0>;
                        mipi_in_ucam3: endpoint@1 {
                            reg = <1>;
                            remote-endpoint = <&cam3_mvcam_out>;
                            data-lanes = <1 2>;
                        };
                    };
                    port@1 {
                        reg = <1>;
                        #address-cells = <1>;
                        #size-cells = <0>;
                        mipi2_csi2_mipicsi0_out0: endpoint@0 {
                            reg = <0>;
                            remote-endpoint = <&mipi2_csi2_input>;
                        };
                    };
                };
            };
            
            &mipi2_csi2 {
                    status = "okay";
                ports {
                    #address-cells = <1>;
                    #size-cells = <0>;
                    port@0 {
                        reg = <0>;
                        #address-cells = <1>;
                        #size-cells = <0>;
                        mipi2_csi2_input: endpoint@1 {
                            reg = <1>;
                            remote-endpoint = <&mipi2_csi2_mipicsi0_out0>;
                        };
                    };
                    port@1 {
                        reg = <1>;
                        #address-cells = <1>;
                        #size-cells = <0>;
                        mipi2_csi2_output: endpoint@0 {
                            reg = <0>;
                            remote-endpoint = <&cif_mipi_lvds2>;
                        };
                    };
                };
            };
            
            &rkcif_mipi_lvds2 {
                status = "okay";
                port {
                    cif_mipi_lvds2: endpoint {
                        remote-endpoint = <&mipi2_csi2_output>;
                    };
                };
            };
            
            &rkcif_mipi_lvds2_sditf {
                status = "disabled";
            };
            
            
            L 1 Reply Last reply Reply Quote 0
            • L
              lin @veye_xumm last edited by

              @veye_xumm请问,你们调试的时候有遇到这种情况吗?没有数据流输出,一直阻塞 16a1f873-dc28-49a3-9b52-47e9ce0a76fb-image.png

              veye_xumm 1 Reply Last reply Reply Quote 0
              • veye_xumm
                veye_xumm @lin last edited by

                @lin 你是否用的是外触发模式?
                查看一下dmesg是否有报错?
                确认一下dts中关于mipi接口配置是否正确。

                L 1 Reply Last reply Reply Quote 0
                • L
                  lin @veye_xumm last edited by

                  @veye_xumm c77647b7-8387-4016-a9c5-bac295f81e3c-image.png
                  内核打印信息:1.txt
                  还有您说的mipi接口配置是指链路设置还是mipi_csi2节点设置?

                  veye_xumm 1 Reply Last reply Reply Quote 0
                  • veye_xumm
                    veye_xumm @lin last edited by

                    @lin

                    @lin said in 相机采集图像阻塞:

                    还有您说的mipi接口配置是指链路设置还是mipi_csi2节点设置?

                    整个数据通路都得配置好才行。

                    L 1 Reply Last reply Reply Quote 0
                    • L
                      lin @veye_xumm last edited by

                      @veye_xumm 设备树OK3588-C-Camera.txt 拓扑图已经生成了拓扑图.txt ,哪里可能会导致阻塞呀?

                      veye_xumm 1 Reply Last reply Reply Quote 0
                      • veye_xumm
                        veye_xumm @lin last edited by

                        @lin
                        看你的拓扑图:

                        - entity 48: m00_b_mvcam 7-003b (1 pad, 1 link)
                                     type V4L2 subdev subtype Sensor flags 0
                                     device node name /dev/v4l-subdev2
                                pad0: Source
                                        [fmt:Y8_1X8/1920x1200@100/6000 field:none]
                                        -> "rockchip-csi2-dphy1":0 [ENABLED]
                        

                        你这边设定i2c-7接口配套的mipi硬件接口是:csi2-dphy1
                        真的是这样的吗?

                        我给你的我们调过的那个dts,用的可是csi2-dphy0啊!

                        baf36233-e256-4ca2-b12d-b5c3fd93661a-image.png

                        L 1 Reply Last reply Reply Quote 0
                        • L
                          lin @veye_xumm last edited by

                          @veye_xumm said in 相机采集图像阻塞:

                          i2c-7接口配套的mipi硬件接口

                          硬件接口是这样的,39bbed92-b702-4ddd-b2d1-67653a8fcf90-企业微信截图_17177212345917.png
                          我将接口节点换成csi2-dphy0也还是无法采集到图像数据

                          veye_xumm 1 Reply Last reply Reply Quote 0
                          • veye_xumm
                            veye_xumm @lin last edited by

                            @lin 你是用的OK3588-C这个开发板吗?

                            L 1 Reply Last reply Reply Quote 0
                            • L
                              lin @veye_xumm last edited by

                              @veye_xumm 是的

                              L 1 Reply Last reply Reply Quote 0
                              • L
                                lin @lin last edited by

                                @lin 能否添加您的邮箱,我们这边相机驱动调试还是有问题?

                                veye_xumm 1 Reply Last reply Reply Quote 0
                                • veye_xumm
                                  veye_xumm @lin last edited by

                                  @lin said in 相机采集图像阻塞:

                                  OK3588-C这个开发板,我之前贴的这个dts是调试过的。

                                  没有要求,相机自己有时钟。

                                  OK3588-C-Camera.dtsi中,i2c-7这一路,你可以参考一下下面这部分代码。

                                  你直接用这个dts,然后配合我们官方发布的驱动。
                                  在加上这个链接提示的问题点:https://wiki.veye.cc/index.php/FAQ_on_RK35xx_Platform/zh

                                  应该可以直接调通i2c-7这一路才对。

                                  L 1 Reply Last reply Reply Quote 0
                                  • L
                                    lin @veye_xumm last edited by

                                    @veye_xumm said in 相机采集图像阻塞:
                                    我已经全部按照您说的进行了修改,但是相机还是无法出图,内核打印信息2.txt ,efedde5a-872d-4ed1-92b8-39639606c76e-image.png
                                    这和这个有关系吗?cab69001-dcf2-4f8b-9966-fbffc6f90b9a-image.png

                                    veye_xumm 2 Replies Last reply Reply Quote 0
                                    • veye_xumm
                                      veye_xumm @lin last edited by

                                      @lin said in 相机采集图像阻塞:

                                      我已经全部按照您说的进行了修改,但是相机

                                      你用的相机型号是什么? 用哪个命令做的取图?

                                      L 1 Reply Last reply Reply Quote 0
                                      • L
                                        lin @veye_xumm last edited by

                                        @veye_xumm 相机型号:raw-mipi-ar0234m,使用的抓图命令是:v4l2-ctl -d /dev/video0 --set-fmt-video=width=1920,height=1200,pixelformat=GREY --stream-mmap --stream-count=1 --stream-to=y8.raw

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                                        • veye_xumm
                                          veye_xumm @lin last edited by

                                          @lin said in 相机采集图像阻塞:

                                          @veye_xumm said in 相机采集图像阻塞:
                                          我已经全部按照您说的进行了修改,但是相机还是无法出图,内核打印信息2.txt ,efedde5a-872d-4ed1-92b8-39639606c76e-image.png
                                          这和这个有关系吗?cab69001-dcf2-4f8b-9966-fbffc6f90b9a-image.png

                                          应该跟这个没关系。

                                          @lin said in 相机采集图像阻塞:

                                          相机型号:raw-mipi-ar0234m,使用的抓图命令是:v4l2-ctl -d /dev/video0 --set-fmt-video=width=1920,height=1200,pixelformat=GREY --stream-mmap --stream-count=1 --stream-to=y8.raw

                                          你这个命令也没有问题。

                                          很奇怪,按理说应该不会有这些mipi协议上的错误,请拍一下你的硬件系统图给我看看。

                                          L 1 Reply Last reply Reply Quote 0
                                          • L
                                            lin @veye_xumm last edited by

                                            @veye_xumm OK3588开发板mipi接口60ebcdfb-0f74-4b99-b113-13b2ca28bbac-image.png
                                            自己画的转接板
                                            b1f820ad-b54f-4227-be8d-880b0fcbd111-企业微信截图_17182586531576.png
                                            26fdf465-6f53-4c10-b657-37a1009dabae-企业微信截图_17182586821759.png [图片]
                                            9bfba84a-8616-444b-af02-36a3c1e01214-企业微信截图_17182586949890.png [图片]
                                            de4890d5-2c10-470c-b19c-fd7f09635cb1-企业微信截图_17182587081125.png [图片]

                                            veye_xumm 1 Reply Last reply Reply Quote 0
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