amd/amdgpu/amdgpu_amdkfd_gpuvm.c

547 		       struct kfd_mem_attachment *attachment)
553 	struct amdgpu_bo *bo = attachment->bo_va->base.bo;
554 	struct amdgpu_device *adev = attachment->adev;
597 kfd_mem_dmamap_dmabuf(struct kfd_mem_attachment *attachment)
600 	struct amdgpu_bo *bo = attachment->bo_va->base.bo;
615  * @attachment: Virtual address attachment of the BO on accessing device
640 		     struct kfd_mem_attachment *attachment)
643 	struct amdgpu_bo *bo = attachment->bo_va->base.bo;
644 	struct amdgpu_device *adev = attachment->adev;
695 			  struct kfd_mem_attachment *attachment)
697 	switch (attachment->type) {
701 		return kfd_mem_dmamap_userptr(mem, attachment);
703 		return kfd_mem_dmamap_dmabuf(attachment);
705 		return kfd_mem_dmamap_sg_bo(mem, attachment);
714 			 struct kfd_mem_attachment *attachment)
720 	struct amdgpu_bo *bo = attachment->bo_va->base.bo;
721 	struct amdgpu_device *adev = attachment->adev;
737 kfd_mem_dmaunmap_dmabuf(struct kfd_mem_attachment *attachment)
748  * @attachment: Virtual address attachment of the BO on accessing device
763 		       struct kfd_mem_attachment *attachment)
766 	struct amdgpu_bo *bo = attachment->bo_va->base.bo;
767 	struct amdgpu_device *adev = attachment->adev;
791 			    struct kfd_mem_attachment *attachment)
793 	switch (attachment->type) {
797 		kfd_mem_dmaunmap_userptr(mem, attachment);
800 		kfd_mem_dmaunmap_dmabuf(attachment);
803 		kfd_mem_dmaunmap_sg_bo(mem, attachment);
874 	struct kfd_mem_attachment *attachment[2] = {NULL, NULL};
904 		attachment[i] = kzalloc(sizeof(*attachment[i]), GFP_KERNEL);
905 		if (unlikely(!attachment[i])) {
921 			attachment[i]->type = KFD_MEM_ATT_SHARED;
926 			attachment[i]->type = KFD_MEM_ATT_SHARED;
931 			attachment[i]->type = KFD_MEM_ATT_USERPTR;
940 			attachment[i]->type = KFD_MEM_ATT_SG;
947 			attachment[i]->type = KFD_MEM_ATT_DMABUF;
969 		attachment[i]->bo_va = bo_va;
971 		if (unlikely(!attachment[i]->bo_va)) {
977 		attachment[i]->va = va;
978 		attachment[i]->pte_flags = get_pte_flags(adev, mem);
979 		attachment[i]->adev = adev;
980 		list_add(&attachment[i]->list, &mem->attachments);
989 		if (!attachment[i])
991 		if (attachment[i]->bo_va) {
993 			if (--attachment[i]->bo_va->ref_count == 0)
994 				amdgpu_vm_bo_del(adev, attachment[i]->bo_va);
996 			list_del(&attachment[i]->list);
1000 		kfree(attachment[i]);
1005 static void kfd_mem_detach(struct kfd_mem_attachment *attachment)
1007 	struct amdgpu_bo *bo = attachment->bo_va->base.bo;
1010 			attachment->va, attachment);
1011 	if (--attachment->bo_va->ref_count == 0)
1012 		amdgpu_vm_bo_del(attachment->adev, attachment->bo_va);
1014 	list_del(&attachment->list);
1015 	kfree(attachment);
2651 		struct kfd_mem_attachment *attachment;
2671 		list_for_each_entry(attachment, &mem->attachments, list) {
2672 			if (!attachment->is_mapped)
2675 			kfd_mem_dmaunmap_attachment(mem, attachment);
2676 			ret = update_gpuvm_pte(mem, attachment, &sync);
2954 		struct kfd_mem_attachment *attachment;
2956 		list_for_each_entry(attachment, &mem->attachments, list) {
2957 			if (!attachment->is_mapped)
2960 			if (attachment->bo_va->base.bo->tbo.pin_count)
2963 			kfd_mem_dmaunmap_attachment(mem, attachment);
2964 			ret = update_gpuvm_pte(mem, attachment, &sync_obj);