1 /* SPDX-License-Identifier: GPL-2.0-only */
3  * Copyright(c) 2013-2015 Intel Corporation. All rights reserved.
20 	 * support and is an input to the geometry/on-disk-format of a
42 	if (ndd->cxl)  in nsl_ref_name()
43 		return nd_label->cxl.name;  in nsl_ref_name()
44 	return nd_label->efi.name;  in nsl_ref_name()
50 	if (ndd->cxl)  in nsl_get_name()
51 		return memcpy(name, nd_label->cxl.name, NSLABEL_NAME_LEN);  in nsl_get_name()
52 	return memcpy(name, nd_label->efi.name, NSLABEL_NAME_LEN);  in nsl_get_name()
60 	if (ndd->cxl)  in nsl_set_name()
61 		return memcpy(nd_label->cxl.name, name, NSLABEL_NAME_LEN);  in nsl_set_name()
62 	return memcpy(nd_label->efi.name, name, NSLABEL_NAME_LEN);  in nsl_set_name()
68 	if (ndd->cxl)  in nsl_get_slot()
69 		return __le32_to_cpu(nd_label->cxl.slot);  in nsl_get_slot()
70 	return __le32_to_cpu(nd_label->efi.slot);  in nsl_get_slot()
76 	if (ndd->cxl)  in nsl_set_slot()
77 		nd_label->cxl.slot = __cpu_to_le32(slot);  in nsl_set_slot()
79 		nd_label->efi.slot = __cpu_to_le32(slot);  in nsl_set_slot()
85 	if (ndd->cxl)  in nsl_get_checksum()
86 		return __le64_to_cpu(nd_label->cxl.checksum);  in nsl_get_checksum()
87 	return __le64_to_cpu(nd_label->efi.checksum);  in nsl_get_checksum()
94 	if (ndd->cxl)  in nsl_set_checksum()
95 		nd_label->cxl.checksum = __cpu_to_le64(checksum);  in nsl_set_checksum()
97 		nd_label->efi.checksum = __cpu_to_le64(checksum);  in nsl_set_checksum()
103 	if (ndd->cxl)  in nsl_get_flags()
104 		return __le32_to_cpu(nd_label->cxl.flags);  in nsl_get_flags()
105 	return __le32_to_cpu(nd_label->efi.flags);  in nsl_get_flags()
111 	if (ndd->cxl)  in nsl_set_flags()
112 		nd_label->cxl.flags = __cpu_to_le32(flags);  in nsl_set_flags()
114 		nd_label->efi.flags = __cpu_to_le32(flags);  in nsl_set_flags()
120 	if (ndd->cxl)  in nsl_get_dpa()
121 		return __le64_to_cpu(nd_label->cxl.dpa);  in nsl_get_dpa()
122 	return __le64_to_cpu(nd_label->efi.dpa);  in nsl_get_dpa()
128 	if (ndd->cxl)  in nsl_set_dpa()
129 		nd_label->cxl.dpa = __cpu_to_le64(dpa);  in nsl_set_dpa()
131 		nd_label->efi.dpa = __cpu_to_le64(dpa);  in nsl_set_dpa()
137 	if (ndd->cxl)  in nsl_get_rawsize()
138 		return __le64_to_cpu(nd_label->cxl.rawsize);  in nsl_get_rawsize()
139 	return __le64_to_cpu(nd_label->efi.rawsize);  in nsl_get_rawsize()
146 	if (ndd->cxl)  in nsl_set_rawsize()
147 		nd_label->cxl.rawsize = __cpu_to_le64(rawsize);  in nsl_set_rawsize()
149 		nd_label->efi.rawsize = __cpu_to_le64(rawsize);  in nsl_set_rawsize()
156 	if (dev_WARN_ONCE(ndd->dev, ndd->cxl,  in nsl_get_isetcookie()
157 			  "CXL labels do not use the isetcookie concept\n"))  in nsl_get_isetcookie()
159 	return __le64_to_cpu(nd_label->efi.isetcookie);  in nsl_get_isetcookie()
166 	if (!ndd->cxl)  in nsl_set_isetcookie()
167 		nd_label->efi.isetcookie = __cpu_to_le64(isetcookie);  in nsl_set_isetcookie()
178 	if (ndd->cxl)  in nsl_validate_isetcookie()
180 	return cookie == __le64_to_cpu(nd_label->efi.isetcookie);  in nsl_validate_isetcookie()
186 	if (ndd->cxl)  in nsl_get_position()
187 		return __le16_to_cpu(nd_label->cxl.position);  in nsl_get_position()
188 	return __le16_to_cpu(nd_label->efi.position);  in nsl_get_position()
195 	if (ndd->cxl)  in nsl_set_position()
196 		nd_label->cxl.position = __cpu_to_le16(position);  in nsl_set_position()
198 		nd_label->efi.position = __cpu_to_le16(position);  in nsl_set_position()
204 	if (ndd->cxl)  in nsl_get_nlabel()
206 	return __le16_to_cpu(nd_label->efi.nlabel);  in nsl_get_nlabel()
213 	if (!ndd->cxl)  in nsl_set_nlabel()
214 		nd_label->efi.nlabel = __cpu_to_le16(nlabel);  in nsl_set_nlabel()
220 	if (ndd->cxl)  in nsl_get_nrange()
221 		return __le16_to_cpu(nd_label->cxl.nrange);  in nsl_get_nrange()
229 	if (ndd->cxl)  in nsl_set_nrange()
230 		nd_label->cxl.nrange = __cpu_to_le16(nrange);  in nsl_set_nrange()
237 	 * Yes, for some reason the EFI labels convey a massive 64-bit  in nsl_get_lbasize()
240 	if (ndd->cxl)  in nsl_get_lbasize()
241 		return __le16_to_cpu(nd_label->cxl.lbasize);  in nsl_get_lbasize()
242 	return __le64_to_cpu(nd_label->efi.lbasize);  in nsl_get_lbasize()
249 	if (ndd->cxl)  in nsl_set_lbasize()
250 		nd_label->cxl.lbasize = __cpu_to_le16(lbasize);  in nsl_set_lbasize()
252 		nd_label->efi.lbasize = __cpu_to_le64(lbasize);  in nsl_set_lbasize()
259 	if (ndd->cxl)  in nsl_get_uuid()
260 		import_uuid(uuid, nd_label->cxl.uuid);  in nsl_get_uuid()
262 		import_uuid(uuid, nd_label->efi.uuid);  in nsl_get_uuid()
270 	if (ndd->cxl)  in nsl_set_uuid()
271 		export_uuid(nd_label->cxl.uuid, uuid);  in nsl_set_uuid()
273 		export_uuid(nd_label->efi.uuid, uuid);  in nsl_set_uuid()
283 	if (ndd->cxl)  in nsl_uuid_equal()
284 		import_uuid(&tmp, nd_label->cxl.uuid);  in nsl_uuid_equal()
286 		import_uuid(&tmp, nd_label->efi.uuid);  in nsl_uuid_equal()
293 	if (ndd->cxl)  in nsl_uuid_raw()
294 		return nd_label->cxl.uuid;  in nsl_uuid_raw()
295 	return nd_label->efi.uuid;  in nsl_uuid_raw()
313 	unsigned int num = 1 << ndrd->hints_shift;  in ndrd_get_flush_wpq()
314 	unsigned int mask = num - 1;  in ndrd_get_flush_wpq()
316 	return ndrd->flush_wpq[dimm * num + (hint & mask)];  in ndrd_get_flush_wpq()
322 	unsigned int num = 1 << ndrd->hints_shift;  in ndrd_set_flush_wpq()
323 	unsigned int mask = num - 1;  in ndrd_set_flush_wpq()
325 	ndrd->flush_wpq[dimm * num + (hint & mask)] = flush;  in ndrd_set_flush_wpq()
334 	return ndd->data + sizeof_namespace_index(ndd) * i;  in to_namespace_index()
340 	return to_namespace_index(ndd, ndd->ns_current);  in to_current_namespace_index()
346 	return to_namespace_index(ndd, ndd->ns_next);  in to_next_namespace_index()
352 	(!ndd->cxl && offsetof(struct nvdimm_efi_label, field) \
356 	dev_dbg((r) ? &(r)->dev : (d)->dev, "%s: %.13s: %#llx @ %#llx " fmt, \
357 		(r) ? dev_name((d)->dev) : "", res ? res->name : "null", \
359 		(unsigned long long) (res ? res->start : 0), ##arg)
362 	for (res = (ndd)->dpa.child; res; res = res->sibling)
365 	for (res = (ndd)->dpa.child, next = res ? res->sibling : NULL; \
366 			res; res = next, next = next ? next->sibling : NULL)
392 	struct list_head labels;  member
397 	 * conversions use to_ndd() which respects enabled state of the
432 	if (ndd->cxl)  in nsl_validate_nlabel()
434 	return nsl_get_nlabel(ndd, nd_label) == nd_region->ndr_mappings;  in nsl_validate_nlabel()
536 	char reserved[SZ_4K - 8];
549 	return -ENODEV;  in nd_btt_probe()
579 	return -ENODEV;  in nd_pfn_probe()
594 	return -ENODEV;  in nd_pfn_validate()
607 	return -ENODEV;  in nd_dax_probe()
660 	return -ENXIO;  in nvdimm_setup_pfn()
667 	if (bb->count) {  in is_bad_pmem()