drivers/acpi/acpi_dbg.c

127 	bool ret;
130 	ret = __acpi_aml_running();
132 	return ret;
137 	bool ret;
140 	ret = __acpi_aml_busy();
142 	return ret;
147 	bool ret;
154 	ret = __acpi_aml_used();
156 	return ret;
161 	bool ret;
164 	ret = !__acpi_aml_access_ok(ACPI_AML_IN_KERN) ||
167 	return ret;
172 	bool ret;
175 	ret = !__acpi_aml_access_ok(ACPI_AML_OUT_KERN) ||
178 	return ret;
183 	bool ret;
186 	ret = !__acpi_aml_access_ok(ACPI_AML_OUT_USER) ||
189 	return ret;
194 	bool ret;
197 	ret = !__acpi_aml_access_ok(ACPI_AML_IN_USER) ||
200 	return ret;
205 	int ret = 0;
209 		ret = -EFAULT;
213 		ret = -EAGAIN;
219 	return ret;
224 	int ret = 0;
228 		ret = -EFAULT;
232 		ret = -EAGAIN;
238 	return ret;
252 	int ret;
257 	ret = acpi_aml_lock_write(crc, ACPI_AML_OUT_KERN);
258 	if (ret < 0)
259 		return ret;
274 	int ret;
278 	ret = acpi_aml_lock_read(crc, ACPI_AML_IN_KERN);
279 	if (ret < 0)
280 		return ret;
284 	ret = (int)*p;
289 	return ret;
302 	int ret = 0;
311 		ret = acpi_aml_write_kern(msg + size, count);
312 		if (ret == -EAGAIN) {
313 			ret = wait_event_interruptible(acpi_aml_io.wait,
319 			if (ret == 0)
323 		if (ret < 0)
325 		size += ret;
326 		count -= ret;
328 	return size > 0 ? size : ret;
342 	int ret = 0;
355 		ret = acpi_aml_readb_kern();
356 		if (ret == -EAGAIN) {
357 			ret = wait_event_interruptible(acpi_aml_io.wait,
363 			if (ret == 0)
366 		if (ret < 0)
368 		*(msg + size) = (char)ret;
371 		if (ret == '\n') {
380 	return size > 0 ? size : ret;
464 	int ret = 0;
473 		ret = -EBUSY;
482 			ret = -EBUSY;
494 			ret = -ENODEV;
506 			ret = -EINVAL;
519 	if (ret < 0) {
525 	return ret;
574 	int ret;
579 	ret = acpi_aml_lock_read(crc, ACPI_AML_OUT_USER);
580 	if (ret < 0)
581 		return ret;
587 		ret = -EFAULT;
593 	ret = n;
595 	acpi_aml_unlock_fifo(ACPI_AML_OUT_USER, ret >= 0);
596 	return ret;
602 	int ret = 0;
612 		ret = acpi_aml_read_user(buf + size, count);
613 		if (ret == -EAGAIN) {
617 				ret = wait_event_interruptible(acpi_aml_io.wait,
623 				if (ret == 0)
627 		if (ret < 0) {
629 				ret = 0;
632 		if (ret) {
633 			size += ret;
634 			count -= ret;
635 			*ppos += ret;
639 	return size > 0 ? size : ret;
644 	int ret;
649 	ret = acpi_aml_lock_write(crc, ACPI_AML_IN_USER);
650 	if (ret < 0)
651 		return ret;
657 		ret = -EFAULT;
663 	ret = n;
665 	acpi_aml_unlock_fifo(ACPI_AML_IN_USER, ret >= 0);
672 	int ret = 0;
682 		ret = acpi_aml_write_user(buf + size, count);
683 		if (ret == -EAGAIN) {
687 				ret = wait_event_interruptible(acpi_aml_io.wait,
693 				if (ret == 0)
697 		if (ret < 0) {
699 				ret = 0;
702 		if (ret) {
703 			size += ret;
704 			count -= ret;
705 			*ppos += ret;
708 	return size > 0 ? size : ret;
743 	int ret;
759 	ret = acpi_register_debugger(THIS_MODULE, &acpi_aml_debugger);
760 	if (ret) {
763 		return ret;