1 // SPDX-License-Identifier: GPL-2.0-only
4  * FPDT support for exporting boot and suspend/resume performance data
19  * performance data fields, for boot or suspend or resume phase.
83 	return sprintf(buf, "%llu\n", record_##phase->name);	\
88 FPDT_ATTR(resume, resume_prev);
89 FPDT_ATTR(resume, resume_avg);
101 	return sprintf(buf, "%u\n", record_resume->resume_count);  in resume_count_show()
116 	.name = "resume",
168 	u32 length, offset;  in fpdt_process_subtable()  local
173 		return -EINVAL;  in fpdt_process_subtable()
178 		return -ENOMEM;  in fpdt_process_subtable()
180 	if (strncmp((char *)&subtable_header->signature, signature, 4)) {  in fpdt_process_subtable()
182 		return -EINVAL;  in fpdt_process_subtable()
185 	length = subtable_header->length;  in fpdt_process_subtable()
190 		return -ENOMEM;  in fpdt_process_subtable()
192 	offset = sizeof(*subtable_header);  in fpdt_process_subtable()
193 	while (offset < length) {  in fpdt_process_subtable()
194 		record_header = (void *)subtable_header + offset;  in fpdt_process_subtable()
195 		offset += record_header->length;  in fpdt_process_subtable()
197 		if (!record_header->length) {  in fpdt_process_subtable()
198 			pr_err(FW_BUG "Zero-length record found in FPTD.\n");  in fpdt_process_subtable()
199 			result = -EINVAL;  in fpdt_process_subtable()
203 		switch (record_header->type) {  in fpdt_process_subtable()
207 				     record_header->type, signature);  in fpdt_process_subtable()
208 				result = -EINVAL;  in fpdt_process_subtable()
212 				pr_err("Duplicate resume performance record found.\n");  in fpdt_process_subtable()
223 				     record_header->type, signature);  in fpdt_process_subtable()
238 				     record_header->type, signature);  in fpdt_process_subtable()
239 				result = -EINVAL;  in fpdt_process_subtable()
277 	u32 offset = sizeof(*header);  in acpi_init_fpdt()  local
287 		result = -ENOMEM;  in acpi_init_fpdt()
291 	while (offset < header->length) {  in acpi_init_fpdt()
292 		subtable = (void *)header + offset;  in acpi_init_fpdt()
293 		switch (subtable->type) {  in acpi_init_fpdt()
296 			result = fpdt_process_subtable(subtable->address,  in acpi_init_fpdt()
297 					      subtable->type);  in acpi_init_fpdt()
305 		offset += sizeof(*subtable);  in acpi_init_fpdt()