Function getDevice

src/library/tools/ktest/main.cpp:298–336

}

cl_device_id
getDevice(
    cl_platform_id platform,
    const char *name)
{

    cl_int err;
    cl_uint nrDevices, i;
    cl_device_id *list, device;
    char deviceName[64];

    err = clGetDeviceIDs(platform, CL_DEVICE_TYPE_ALL, 0, NULL, &nrDevices);
    if (err != CL_SUCCESS) {
        return NULL;
    }
    list = (cl_device_id*)calloc(nrDevices, sizeof(*list));
    if (list == NULL) {
        return NULL;
    }

    err = clGetDeviceIDs(platform, CL_DEVICE_TYPE_ALL, nrDevices, list, NULL);
    if (err != CL_SUCCESS) {
        free(list);
        return NULL;
    }

    device = NULL;
    for (i = 0; i < nrDevices; i++) {
        err = clGetDeviceInfo(list[i], CL_DEVICE_NAME,
            sizeof(deviceName), deviceName, NULL);
        if ((err == CL_SUCCESS) && (strcmp(deviceName, name) == 0)) {
            device = list[i];
            break;
        }
    }

    free(list);
    return device;
}