include/types/nbnxn_cuda_types_ext.h

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  35
  36 #ifndef NBNXN_CUDA_TYPES_EXT_H
  37 #define NBNXN_CUDA_TYPES_EXT_H
  38
  39 #ifdef __cplusplus
  40 extern "C" {
  41 #endif
  42
  43 /* Abstract types */
  44 /* CUDA nonbonded structure */
  45 typedef struct nbnxn_cuda *nbnxn_cuda_ptr_t;
  46 /* CUDA GPU device info */
  47 typedef struct cuda_dev_info *cuda_dev_info_ptr_t;
  48
  49 /* Types defined for the structs below. */
  50 typedef struct wallclock_gpu wallclock_gpu_t;
  51 typedef struct nbnxn_cuda_ktime nbnxn_cuda_ktime_t;
  52
  53 /* Nonbonded kernel time and call count. */
  54 struct nbnxn_cuda_ktime
  55 {
  56     double  t;
  57     int     c;
  58 };
  59
  60 /* GPU timings for kernels and H2d/D2H transfers. */
  61 struct wallclock_gpu
  62 {
  63     nbnxn_cuda_ktime_t ktime[2][2]; /* table containing the timings of the four
  64                                        version of the nonbonded kernels: force-only,
  65                                        force+energy, force+pruning, and force+energy+pruning */
  66     double  nb_h2d_t;               /* host to device transfer time in nb calculation  */
  67     double  nb_d2h_t;               /* device to host transfer time in nb calculation */
  68     int     nb_c;                   /* total call count of the nonbonded gpu operations */
  69     double  pl_h2d_t;               /* pair search step host to device transfer time */
  70     int     pl_h2d_c;               /* pair search step  host to device transfer call count */
  71 };
  72
  73 #ifdef __cplusplus
  74 }
  75 #endif
  76
  77 #endif /* NBNXN_CUDA_TYPES_EXT_H */