842 static struct acpi_debugger acpi_debugger;  variable
850 	mutex_lock(&acpi_debugger.lock);  in acpi_register_debugger()
851 	if (acpi_debugger.ops) {  in acpi_register_debugger()
856 	acpi_debugger.owner = owner;  in acpi_register_debugger()
857 	acpi_debugger.ops = ops;  in acpi_register_debugger()
860 	mutex_unlock(&acpi_debugger.lock);  in acpi_register_debugger()
867 	mutex_lock(&acpi_debugger.lock);  in acpi_unregister_debugger()
868 	if (ops == acpi_debugger.ops) {  in acpi_unregister_debugger()
869 		acpi_debugger.ops = NULL;  in acpi_unregister_debugger()
870 		acpi_debugger.owner = NULL;  in acpi_unregister_debugger()
872 	mutex_unlock(&acpi_debugger.lock);  in acpi_unregister_debugger()
884 	mutex_lock(&acpi_debugger.lock);  in acpi_debugger_create_thread()
885 	if (!acpi_debugger.ops) {  in acpi_debugger_create_thread()
889 	if (!try_module_get(acpi_debugger.owner)) {  in acpi_debugger_create_thread()
893 	func = acpi_debugger.ops->create_thread;  in acpi_debugger_create_thread()
894 	owner = acpi_debugger.owner;  in acpi_debugger_create_thread()
895 	mutex_unlock(&acpi_debugger.lock);  in acpi_debugger_create_thread()
899 	mutex_lock(&acpi_debugger.lock);  in acpi_debugger_create_thread()
902 	mutex_unlock(&acpi_debugger.lock);  in acpi_debugger_create_thread()
914 	mutex_lock(&acpi_debugger.lock);  in acpi_debugger_write_log()
915 	if (!acpi_debugger.ops) {  in acpi_debugger_write_log()
919 	if (!try_module_get(acpi_debugger.owner)) {  in acpi_debugger_write_log()
923 	func = acpi_debugger.ops->write_log;  in acpi_debugger_write_log()
924 	owner = acpi_debugger.owner;  in acpi_debugger_write_log()
925 	mutex_unlock(&acpi_debugger.lock);  in acpi_debugger_write_log()
929 	mutex_lock(&acpi_debugger.lock);  in acpi_debugger_write_log()
932 	mutex_unlock(&acpi_debugger.lock);  in acpi_debugger_write_log()
944 	mutex_lock(&acpi_debugger.lock);  in acpi_debugger_read_cmd()
945 	if (!acpi_debugger.ops) {  in acpi_debugger_read_cmd()
949 	if (!try_module_get(acpi_debugger.owner)) {  in acpi_debugger_read_cmd()
953 	func = acpi_debugger.ops->read_cmd;  in acpi_debugger_read_cmd()
954 	owner = acpi_debugger.owner;  in acpi_debugger_read_cmd()
955 	mutex_unlock(&acpi_debugger.lock);  in acpi_debugger_read_cmd()
959 	mutex_lock(&acpi_debugger.lock);  in acpi_debugger_read_cmd()
962 	mutex_unlock(&acpi_debugger.lock);  in acpi_debugger_read_cmd()
974 	mutex_lock(&acpi_debugger.lock);  in acpi_debugger_wait_command_ready()
975 	if (!acpi_debugger.ops) {  in acpi_debugger_wait_command_ready()
979 	if (!try_module_get(acpi_debugger.owner)) {  in acpi_debugger_wait_command_ready()
983 	func = acpi_debugger.ops->wait_command_ready;  in acpi_debugger_wait_command_ready()
984 	owner = acpi_debugger.owner;  in acpi_debugger_wait_command_ready()
985 	mutex_unlock(&acpi_debugger.lock);  in acpi_debugger_wait_command_ready()
990 	mutex_lock(&acpi_debugger.lock);  in acpi_debugger_wait_command_ready()
993 	mutex_unlock(&acpi_debugger.lock);  in acpi_debugger_wait_command_ready()
1005 	mutex_lock(&acpi_debugger.lock);  in acpi_debugger_notify_command_complete()
1006 	if (!acpi_debugger.ops) {  in acpi_debugger_notify_command_complete()
1010 	if (!try_module_get(acpi_debugger.owner)) {  in acpi_debugger_notify_command_complete()
1014 	func = acpi_debugger.ops->notify_command_complete;  in acpi_debugger_notify_command_complete()
1015 	owner = acpi_debugger.owner;  in acpi_debugger_notify_command_complete()
1016 	mutex_unlock(&acpi_debugger.lock);  in acpi_debugger_notify_command_complete()
1020 	mutex_lock(&acpi_debugger.lock);  in acpi_debugger_notify_command_complete()
1023 	mutex_unlock(&acpi_debugger.lock);  in acpi_debugger_notify_command_complete()
1029 	mutex_init(&acpi_debugger.lock);  in acpi_debugger_init()