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36 #ifndef GMX_HARDWARE_DETECT_H
37 #define GMX_HARDWARE_DETECT_H
45 } /* fixes auto-indentation problems */
48 /* the init and consistency functions depend on commrec that may not be
49 consistent in cuda because MPI types don't exist there. */
51 /* return a pointer to a global hwinfo structure. */
52 gmx_hw_info_t *gmx_detect_hardware(FILE *fplog, const t_commrec *cr,
53 gmx_bool bDetectGPUs);
55 void gmx_hardware_info_free(gmx_hw_info_t *hwinfo);
57 void gmx_parse_gpu_ids(gmx_gpu_opt_t *gpu_opt);
59 void gmx_select_gpu_ids(FILE *fplog, const t_commrec *cr,
60 const gmx_gpu_info_t *gpu_info,
61 gmx_bool bForceUseGPU,
62 gmx_gpu_opt_t *gpu_opt);
64 /* Check the consistency of hw_opt with hwinfo.
65 This function should be called once on each MPI rank. */
66 void gmx_check_hw_runconf_consistency(FILE *fplog,
67 const gmx_hw_info_t *hwinfo,
69 const gmx_hw_opt_t *hw_opt,
74 /* Check whether a GPU is shared among ranks, and return the number of shared
77 gpu_opt = the gpu options struct
79 returns: The number of GPUs shared among ranks, or 0 */
80 int gmx_count_gpu_dev_shared(const gmx_gpu_opt_t *gpu_opt);
88 #endif /* GMX_HARDWARE_DETECT_H */