Ejemplo n.º 1
0
int amdgpu_amdkfd_init(void)
{
	int ret;

#if defined(CONFIG_HSA_AMD_MODULE)
	int (*kgd2kfd_init_p)(unsigned, const struct kgd2kfd_calls**);

	kgd2kfd_init_p = symbol_request(kgd2kfd_init);

	if (kgd2kfd_init_p == NULL)
		return -ENOENT;

	ret = kgd2kfd_init_p(KFD_INTERFACE_VERSION, &kgd2kfd);
	if (ret) {
		symbol_put(kgd2kfd_init);
		kgd2kfd = NULL;
	}

#elif defined(CONFIG_HSA_AMD)
	ret = kgd2kfd_init(KFD_INTERFACE_VERSION, &kgd2kfd);
	if (ret)
		kgd2kfd = NULL;

#else
	ret = -ENOENT;
#endif

	return ret;
}
Ejemplo n.º 2
0
int amdgpu_amdkfd_init(void)
{
	struct sysinfo si;
	int ret;

	si_meminfo(&si);
	amdgpu_amdkfd_total_mem_size = si.totalram - si.totalhigh;
	amdgpu_amdkfd_total_mem_size *= si.mem_unit;

#ifdef CONFIG_HSA_AMD
	ret = kgd2kfd_init(KFD_INTERFACE_VERSION, &kgd2kfd);
	if (ret)
		kgd2kfd = NULL;
	amdgpu_amdkfd_gpuvm_init_mem_limits();
#else
	kgd2kfd = NULL;
	ret = -ENOENT;
#endif

	return ret;
}