134 	bool ret;  in acpi_aml_running()  local
137 	ret = __acpi_aml_running();  in acpi_aml_running()
139 	return ret;  in acpi_aml_running()
144 	bool ret;  in acpi_aml_busy()  local
147 	ret = __acpi_aml_busy();  in acpi_aml_busy()
149 	return ret;  in acpi_aml_busy()
154 	bool ret;  in acpi_aml_used()  local
161 	ret = __acpi_aml_used();  in acpi_aml_used()
163 	return ret;  in acpi_aml_used()
168 	bool ret;  in acpi_aml_kern_readable()  local
171 	ret = !__acpi_aml_access_ok(ACPI_AML_IN_KERN) ||  in acpi_aml_kern_readable()
174 	return ret;  in acpi_aml_kern_readable()
179 	bool ret;  in acpi_aml_kern_writable()  local
182 	ret = !__acpi_aml_access_ok(ACPI_AML_OUT_KERN) ||  in acpi_aml_kern_writable()
185 	return ret;  in acpi_aml_kern_writable()
190 	bool ret;  in acpi_aml_user_readable()  local
193 	ret = !__acpi_aml_access_ok(ACPI_AML_OUT_USER) ||  in acpi_aml_user_readable()
196 	return ret;  in acpi_aml_user_readable()
201 	bool ret;  in acpi_aml_user_writable()  local
204 	ret = !__acpi_aml_access_ok(ACPI_AML_IN_USER) ||  in acpi_aml_user_writable()
207 	return ret;  in acpi_aml_user_writable()
212 	int ret = 0;  in acpi_aml_lock_write()  local
216 		ret = -EFAULT;  in acpi_aml_lock_write()
220 		ret = -EAGAIN;  in acpi_aml_lock_write()
226 	return ret;  in acpi_aml_lock_write()
231 	int ret = 0;  in acpi_aml_lock_read()  local
235 		ret = -EFAULT;  in acpi_aml_lock_read()
239 		ret = -EAGAIN;  in acpi_aml_lock_read()
245 	return ret;  in acpi_aml_lock_read()
259 	int ret;  in acpi_aml_write_kern()  local
264 	ret = acpi_aml_lock_write(crc, ACPI_AML_OUT_KERN);  in acpi_aml_write_kern()
265 	if (ret < 0)  in acpi_aml_write_kern()
266 		return ret;  in acpi_aml_write_kern()
281 	int ret;  in acpi_aml_readb_kern()  local
285 	ret = acpi_aml_lock_read(crc, ACPI_AML_IN_KERN);  in acpi_aml_readb_kern()
286 	if (ret < 0)  in acpi_aml_readb_kern()
287 		return ret;  in acpi_aml_readb_kern()
291 	ret = (int)*p;  in acpi_aml_readb_kern()
296 	return ret;  in acpi_aml_readb_kern()
309 	int ret = 0;  in acpi_aml_write_log()  local
318 		ret = acpi_aml_write_kern(msg + size, count);  in acpi_aml_write_log()
319 		if (ret == -EAGAIN) {  in acpi_aml_write_log()
320 			ret = wait_event_interruptible(acpi_aml_io.wait,  in acpi_aml_write_log()
326 			if (ret == 0)  in acpi_aml_write_log()
330 		if (ret < 0)  in acpi_aml_write_log()
332 		size += ret;  in acpi_aml_write_log()
333 		count -= ret;  in acpi_aml_write_log()
335 	return size > 0 ? size : ret;  in acpi_aml_write_log()
349 	int ret = 0;  in acpi_aml_read_cmd()  local
362 		ret = acpi_aml_readb_kern();  in acpi_aml_read_cmd()
363 		if (ret == -EAGAIN) {  in acpi_aml_read_cmd()
364 			ret = wait_event_interruptible(acpi_aml_io.wait,  in acpi_aml_read_cmd()
370 			if (ret == 0)  in acpi_aml_read_cmd()
373 		if (ret < 0)  in acpi_aml_read_cmd()
375 		*(msg + size) = (char)ret;  in acpi_aml_read_cmd()
378 		if (ret == '\n') {  in acpi_aml_read_cmd()
387 	return size > 0 ? size : ret;  in acpi_aml_read_cmd()
471 	int ret = 0;  in acpi_aml_open()  local
480 		ret = -EBUSY;  in acpi_aml_open()
489 			ret = -EBUSY;  in acpi_aml_open()
501 			ret = -ENODEV;  in acpi_aml_open()
513 			ret = -EINVAL;  in acpi_aml_open()
526 	if (ret < 0) {  in acpi_aml_open()
532 	return ret;  in acpi_aml_open()
581 	int ret;  in acpi_aml_read_user()  local
586 	ret = acpi_aml_lock_read(crc, ACPI_AML_OUT_USER);  in acpi_aml_read_user()
587 	if (ret < 0)  in acpi_aml_read_user()
588 		return ret;  in acpi_aml_read_user()
594 		ret = -EFAULT;  in acpi_aml_read_user()
600 	ret = n;  in acpi_aml_read_user()
602 	acpi_aml_unlock_fifo(ACPI_AML_OUT_USER, ret >= 0);  in acpi_aml_read_user()
603 	return ret;  in acpi_aml_read_user()
609 	int ret = 0;  in acpi_aml_read()  local
619 		ret = acpi_aml_read_user(buf + size, count);  in acpi_aml_read()
620 		if (ret == -EAGAIN) {  in acpi_aml_read()
624 				ret = wait_event_interruptible(acpi_aml_io.wait,  in acpi_aml_read()
630 				if (ret == 0)  in acpi_aml_read()
634 		if (ret < 0) {  in acpi_aml_read()
636 				ret = 0;  in acpi_aml_read()
639 		if (ret) {  in acpi_aml_read()
640 			size += ret;  in acpi_aml_read()
641 			count -= ret;  in acpi_aml_read()
642 			*ppos += ret;  in acpi_aml_read()
646 	return size > 0 ? size : ret;  in acpi_aml_read()
651 	int ret;  in acpi_aml_write_user()  local
656 	ret = acpi_aml_lock_write(crc, ACPI_AML_IN_USER);  in acpi_aml_write_user()
657 	if (ret < 0)  in acpi_aml_write_user()
658 		return ret;  in acpi_aml_write_user()
664 		ret = -EFAULT;  in acpi_aml_write_user()
670 	ret = n;  in acpi_aml_write_user()
672 	acpi_aml_unlock_fifo(ACPI_AML_IN_USER, ret >= 0);  in acpi_aml_write_user()
679 	int ret = 0;  in acpi_aml_write()  local
689 		ret = acpi_aml_write_user(buf + size, count);  in acpi_aml_write()
690 		if (ret == -EAGAIN) {  in acpi_aml_write()
694 				ret = wait_event_interruptible(acpi_aml_io.wait,  in acpi_aml_write()
700 				if (ret == 0)  in acpi_aml_write()
704 		if (ret < 0) {  in acpi_aml_write()
706 				ret = 0;  in acpi_aml_write()
709 		if (ret) {  in acpi_aml_write()
710 			size += ret;  in acpi_aml_write()
711 			count -= ret;  in acpi_aml_write()
712 			*ppos += ret;  in acpi_aml_write()
715 	return size > 0 ? size : ret;  in acpi_aml_write()
750 	int ret;  in acpi_aml_init()  local
766 	ret = acpi_register_debugger(THIS_MODULE, &acpi_aml_debugger);  in acpi_aml_init()
767 	if (ret) {  in acpi_aml_init()
770 		return ret;  in acpi_aml_init()