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36 #ifndef GMX_HARDWARE_DETECT_H
37 #define GMX_HARDWARE_DETECT_H
39 #include "types/hw_info.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 #include "types/commrec.h"
52 /* return a pointer to a global hwinfo structure. */
53 gmx_hw_info_t *gmx_detect_hardware(FILE *fplog, const t_commrec *cr,
54 gmx_bool bDetectGPUs);
56 void gmx_hardware_info_free(gmx_hw_info_t *hwinfo);
58 void gmx_parse_gpu_ids(gmx_gpu_opt_t *gpu_opt);
60 void gmx_select_gpu_ids(FILE *fplog, const t_commrec *cr,
61 const gmx_gpu_info_t *gpu_info,
62 gmx_bool bForceUseGPU,
63 gmx_gpu_opt_t *gpu_opt);
65 /* Check the consistency of hw_opt with hwinfo.
66 This function should be called once on each MPI rank. */
67 void gmx_check_hw_runconf_consistency(FILE *fplog,
68 const gmx_hw_info_t *hwinfo,
70 const gmx_hw_opt_t *hw_opt,
75 /* Check whether a GPU is shared among ranks, and return the number of shared
78 gpu_opt = the gpu options struct
80 returns: The number of GPUs shared among ranks, or 0 */
81 int gmx_count_gpu_dev_shared(const gmx_gpu_opt_t *gpu_opt);
89 #endif /* GMX_HARDWARE_DETECT_H */