VPU问题

我用的是rk3399prod的开发板，现在测试rtsp硬解码，dmesg看到vpu也失败，帮忙看看问题在哪？
1 硬件: RK3399ProD
2 内核：

1. Linux debian10.toybrick 4.4.189 #7 SMP Thu May 21 15:23:44 CST 2020 aarch64 GNU/Linux

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3 dmesg问题：

1. [    0.299509] iommu: Adding device ff650000.vpu_service to group 0
   
2. [    1.693565] rk-vcodec ff650000.vpu_service: Looking up vcodec-supply from device tree
   
3. [    1.693583] rk-vcodec ff650000.vpu_service: Looking up vcodec-supply property in node /vpu_service@ff650000 failed
   
4. [    1.693602] rk-vcodec ff650000.vpu_service: no regulator for vcodec
   
5. [    1.694595] rk-vcodec ff650000.vpu_service: probe device
   
6. [    1.695383] rk-vcodec ff650000.vpu_service: drm allocator with mmu enabled
   
7. [    1.696825] rk-vcodec ff650000.vpu_service: could not find power_model node
   
8. [    1.697490] rk-vcodec ff650000.vpu_service: init success
   
9. [ 7448.819837] rk_vcodec: vpu_service_ioctl:2138: error: unknown vpu service ioctl cmd 40086c01
   

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这log是正常的，他在遍历所有rk芯片类型选择对应的指令集

直接run mpi_test错误

1. sudo mpi_test
   
2. mpp[31257]: mpi_test: mpi_test start
   
3. mpp[31257]: mpi_test: mpi_test decoder test start
   
4. mpp[31257]: mpi: mpp_create enter ctx 0x7fe53cd490 mpi 0x7fe53cd498
   
5. mpp[31257]: mpp_info: mpp version: unknown mpp version for missing VCS info
   
6. mpp[31257]: mpi: mpp_create leave ret 0 ctx 0x558694f440 mpi 0x7f855ffab8
   
7. mpp[31257]: mpi: mpp_init enter ctx 0x558694f440 type 0 coding 0
   
8. mpp[31257]: mpp: unable to create unsupported type 0 coding 0
   
9. mpp[31257]: mpi: mpp_init leave ret -1
   
10. mpp[31257]: mpi_test: mpp_init failed
    
11. mpp[31257]: mpi: mpp_destroy enter ctx 0x558694f440
    
12. mpp[31257]: mpi: mpp_destroy leave ret 0
    
13. mpp[31257]: mpi_test: mpi_test failed
    

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mpi_dec_test一直segment fault

1. toybrick@debian10:~/hust/mpp$ sudo mpi_dec_test -w 1280 -h 720 -t 4 -d -i ~/test.mp4 -f 7 -o 1.h264
   
2. mpp[31304]: mpi_dec_test: cmd parse result:
   
3. mpp[31304]: mpi_dec_test: input  file name:
   
4. mpp[31304]: mpi_dec_test: output file name: 1.h264
   
5. mpp[31304]: mpi_dec_test: config file name:
   
6. mpp[31304]: mpi_dec_test: width      : 1280
   
7. mpp[31304]: mpi_dec_test: height     :  720
   
8. mpp[31304]: mpi_dec_test: type       : 4
   
9. mpp[31304]: mpi_dec_test: debug flag : 0
   
10. mpp[31304]: mpi_dec_test: max frames : 0
    
11. mpp[31304]: mpi_dec_test: mpi_dec_test start
    
12. mpp[31304]: mpp_info: mpp version: unknown mpp version for missing VCS info
    
13. mpp[31304]: mpi_dec_test: 0x559d96a500 mpi_dec_test decoder test start w 1280 h 720 type 4
    
14. mpp[31304]: mpp_rt: NOT found ion allocator
    
15. mpp[31304]: mpp_rt: found drm allocator
    
16. Segmentation fault
    
17. toybrick@debian10:~/hust/mpp$ sudo mpi_dec_test -w 1280 -h 720 -t 4 -d -i ~/test.mp4 -f 8 -o test.jpeg
    
18. mpp[31317]: mpi_dec_test: cmd parse result:
    
19. mpp[31317]: mpi_dec_test: input  file name:
    
20. mpp[31317]: mpi_dec_test: output file name: test.jpeg
    
21. mpp[31317]: mpi_dec_test: config file name:
    
22. mpp[31317]: mpi_dec_test: width      : 1280
    
23. mpp[31317]: mpi_dec_test: height     :  720
    
24. mpp[31317]: mpi_dec_test: type       : 4
    
25. mpp[31317]: mpi_dec_test: debug flag : 0
    
26. mpp[31317]: mpi_dec_test: max frames : 0
    
27. mpp[31317]: mpi_dec_test: mpi_dec_test start
    
28. mpp[31317]: mpp_info: mpp version: unknown mpp version for missing VCS info
    
29. mpp[31317]: mpi_dec_test: 0x55b4f0f500 mpi_dec_test decoder test start w 1280 h 720 type 4
    
30. mpp[31317]: mpp_rt: NOT found ion allocator
    
31. mpp[31317]: mpp_rt: found drm allocator
    
32. Segmentation fault
    

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dmesg一直是同一个错误

1. [164792.137388] rk_vcodec: vpu_service_ioctl:2138: error: unknown vpu service ioctl cmd 40086c01
   
2. [164792.144358] Core dump to |/usr/lib/systemd/systemd-coredump 31317 0 0 11 1608113346 18446744073709551615 debian10.toybrick mpi_dec_test pipe failed
   

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??? mpi test不支持mp4输入 jpeg输出吧？
你设置的type是264就只能给264的裸流