Skip to main content

hipOccupancyMaxPotentialClusterSize

cubecl_hip_sys

Function hipOccupancyMaxPotentialClusterSize 

Source 
pub unsafe extern "C" fn hipOccupancyMaxPotentialClusterSize(
    clusterSize: *mut c_int,
    f: *const c_void,
    config: *const hipLaunchConfig_t,
) -> hipError_t
Expand description

@brief returns the maximum cluster size (in number of blocks) that can run on the device

@param [out] clusterSize the maximum cluster size @param [in] f kernel function for which occupancy is calculated @param [in] config pointer to the kernel launch configuration structure

@returns #hipSuccess, #hipErrorInvalidDeviceFunction, hipErrorInvalidClusterSize, #hipErrorInvalidValue