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few question about vpfe driver on dm368

yangchar
Intellectual 705 points

Hi,all 

     1  what's the diffrence of vpfe_isr and vpfe_imp_dma_isr?

     2 vpfe_imp_dma_isr call vpfe_shedule_next_buffer, and it will call update_output_address,who will put the data to this address and how(i mean which function will put data into this address)?

regards

yangchar

  • 0
    Guru 31670 points

    Yangchar,

    vpfe_imp_dma_isr() does handle the IPIPE DMA completion. Whereas vpfe_isr() is for VDINT0 handler. VDINT0 can correspond to many interrupts from ISIF and other modules etc. Please check the data sheet of VPFE to understand this better.