diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_iommu.h')
-rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_iommu.h | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_iommu.h b/drivers/gpu/drm/amd/amdkfd/kfd_iommu.h deleted file mode 100644 index 8cf0fcbe87c2..000000000000 --- a/drivers/gpu/drm/amd/amdkfd/kfd_iommu.h +++ /dev/null @@ -1,84 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 OR MIT */ -/* - * Copyright 2018-2022 Advanced Micro Devices, Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - */ - -#ifndef __KFD_IOMMU_H__ -#define __KFD_IOMMU_H__ - -#include <linux/kconfig.h> - -#if IS_REACHABLE(CONFIG_AMD_IOMMU_V2) - -#define KFD_SUPPORT_IOMMU_V2 - -int kfd_iommu_check_device(struct kfd_dev *kfd); -int kfd_iommu_device_init(struct kfd_dev *kfd); - -int kfd_iommu_bind_process_to_device(struct kfd_process_device *pdd); -void kfd_iommu_unbind_process(struct kfd_process *p); - -void kfd_iommu_suspend(struct kfd_dev *kfd); -int kfd_iommu_resume(struct kfd_dev *kfd); - -int kfd_iommu_add_perf_counters(struct kfd_topology_device *kdev); - -#else - -static inline int kfd_iommu_check_device(struct kfd_dev *kfd) -{ - return -ENODEV; -} -static inline int kfd_iommu_device_init(struct kfd_dev *kfd) -{ -#if IS_MODULE(CONFIG_AMD_IOMMU_V2) - WARN_ONCE(1, "iommu_v2 module is not usable by built-in KFD"); -#endif - return 0; -} - -static inline int kfd_iommu_bind_process_to_device( - struct kfd_process_device *pdd) -{ - return 0; -} -static inline void kfd_iommu_unbind_process(struct kfd_process *p) -{ - /* empty */ -} - -static inline void kfd_iommu_suspend(struct kfd_dev *kfd) -{ - /* empty */ -} -static inline int kfd_iommu_resume(struct kfd_dev *kfd) -{ - return 0; -} - -static inline int kfd_iommu_add_perf_counters(struct kfd_topology_device *kdev) -{ - return 0; -} - -#endif /* IS_REACHABLE(CONFIG_AMD_IOMMU_V2) */ - -#endif /* __KFD_IOMMU_H__ */ |