Function cudnnGetConvolutionBackwardFilterAlgorithm_v7 

pub unsafe extern "C" fn cudnnGetConvolutionBackwardFilterAlgorithm_v7(
    handle: cudnnHandle_t,
    srcDesc: cudnnTensorDescriptor_t,
    diffDesc: cudnnTensorDescriptor_t,
    convDesc: cudnnConvolutionDescriptor_t,
    gradDesc: cudnnFilterDescriptor_t,
    requestedAlgoCount: c_int,
    returnedAlgoCount: *mut c_int,
    perfResults: *mut cudnnConvolutionBwdFilterAlgoPerf_t,
) -> cudnnStatus_t