drm/nouveau/nouveau_svm.c

114 	struct drm_nouveau_svm_bind *args = data;
119 	args->va_start &= PAGE_MASK;
120 	args->va_end = ALIGN(args->va_end, PAGE_SIZE);
123 	if (args->reserved0 || args->reserved1)
125 	if (args->header & (~NOUVEAU_SVM_BIND_VALID_MASK))
127 	if (args->va_start >= args->va_end)
130 	cmd = args->header >> NOUVEAU_SVM_BIND_COMMAND_SHIFT;
140 	target = args->header >> NOUVEAU_SVM_BIND_TARGET_SHIFT;
154 	if (args->stride)
175 	for (addr = args->va_start, end = args->va_end; addr < end;) {
196 	args->result = 0;
321 	struct drm_nouveau_svm_init *args = data;
332 	svmm->unmanaged.start = args->unmanaged_addr;
333 	svmm->unmanaged.limit = args->unmanaged_addr + args->unmanaged_size;
351 			    args->unmanaged_addr, args->unmanaged_size,
539 				    struct nouveau_pfnmap_args *args)
551 		args->p.phys[0] = 0;
565 		unsigned long addr = args->p.addr;
567 		args->p.page = hmm_pfn_to_map_order(range->hmm_pfns[0]) +
569 		args->p.size = 1UL << args->p.page;
570 		args->p.addr &= ~(args->p.size - 1);
571 		page -= (addr - args->p.addr) >> PAGE_SHIFT;
574 		args->p.phys[0] = nouveau_dmem_page_addr(page) |
578 		args->p.phys[0] = page_to_phys(page) |
582 		args->p.phys[0] |= NVIF_VMM_PFNMAP_V0_W;
587 			       struct nouveau_pfnmap_args *args, u32 size,
594 	unsigned long start = args->p.addr;
599 					args->p.addr, args->p.size,
628 	args->p.page = 12;
629 	args->p.size = PAGE_SIZE;
630 	args->p.addr = start;
631 	args->p.phys[0] = page_to_phys(page) |
637 	ret = nvif_object_ioctl(&svmm->vmm->vmm.object, args, size, NULL);
650 			       struct nouveau_pfnmap_args *args, u32 size,
668 					args->p.addr, args->p.size,
701 	nouveau_hmm_convert_pfn(drm, &range, args);
703 	ret = nvif_object_ioctl(&svmm->vmm->vmm.object, args, size, NULL);
722 	} args;
771 	args.i.i.version = 0;
772 	args.i.i.type = NVIF_IOCTL_V0_MTHD;
773 	args.i.m.version = 0;
774 	args.i.m.method = NVIF_VMM_V0_PFNMAP;
775 	args.i.p.version = 0;
801 		args.i.p.addr = start;
802 		args.i.p.page = PAGE_SHIFT;
803 		args.i.p.size = PAGE_SIZE;
832 							 &args.i, sizeof(args),
835 			ret = nouveau_range_fault(svmm, svm->drm, &args.i,
836 						  sizeof(args), hmm_flags,
840 		limit = args.i.p.addr + args.i.p.size;
854 			     !(args.phys[0] & NVIF_VMM_PFNMAP_V0_V)) ||
857 			     !(args.phys[0] & NVIF_VMM_PFNMAP_V0_W)) ||
861 			     !(args.phys[0] & NVIF_VMM_PFNMAP_V0_A)))
900 	struct nouveau_pfnmap_args *args;
902 	args = kzalloc(struct_size(args, p.phys, npages), GFP_KERNEL);
903 	if (!args)
906 	args->i.type = NVIF_IOCTL_V0_MTHD;
907 	args->m.method = NVIF_VMM_V0_PFNMAP;
908 	args->p.page = PAGE_SHIFT;
910 	return args->p.phys;
916 	struct nouveau_pfnmap_args *args = nouveau_pfns_to_args(pfns);
918 	kfree(args);
925 	struct nouveau_pfnmap_args *args = nouveau_pfns_to_args(pfns);
927 	args->p.addr = addr;
928 	args->p.size = npages << PAGE_SHIFT;
932 	nvif_object_ioctl(&svmm->vmm->vmm.object, args,
933 			  struct_size(args, p.phys, npages), NULL);
987 	struct nvif_clb069_v0 args = {};
992 	ret = nvif_object_ctor(device, "svmFaultBuffer", 0, oclass, &args,
993 			       sizeof(args), &buffer->object);
1000 	buffer->entries = args.entries;
1001 	buffer->getaddr = args.get;
1002 	buffer->putaddr = args.put;