873 struct vuart_bus_priv {  struct
879 } static vuart_bus_priv;  argument
891 	struct vuart_bus_priv *bus_priv = _private;  in ps3_vuart_irq_handler()
920 	vuart_bus_priv.use_count++;  in ps3_vuart_bus_interrupt_get()
922 	BUG_ON(vuart_bus_priv.use_count > 2);  in ps3_vuart_bus_interrupt_get()
924 	if (vuart_bus_priv.use_count != 1)  in ps3_vuart_bus_interrupt_get()
927 	BUG_ON(vuart_bus_priv.bmp);  in ps3_vuart_bus_interrupt_get()
929 	vuart_bus_priv.bmp = kzalloc(sizeof(struct ports_bmp), GFP_KERNEL);  in ps3_vuart_bus_interrupt_get()
931 	if (!vuart_bus_priv.bmp) {  in ps3_vuart_bus_interrupt_get()
937 	result = ps3_vuart_irq_setup(PS3_BINDING_CPU_ANY, vuart_bus_priv.bmp,  in ps3_vuart_bus_interrupt_get()
938 		&vuart_bus_priv.virq);  in ps3_vuart_bus_interrupt_get()
947 	result = request_irq(vuart_bus_priv.virq, ps3_vuart_irq_handler,  in ps3_vuart_bus_interrupt_get()
948 		0, "vuart", &vuart_bus_priv);  in ps3_vuart_bus_interrupt_get()
960 	ps3_vuart_irq_destroy(vuart_bus_priv.virq);  in ps3_vuart_bus_interrupt_get()
961 	vuart_bus_priv.virq = NO_IRQ;  in ps3_vuart_bus_interrupt_get()
963 	kfree(vuart_bus_priv.bmp);  in ps3_vuart_bus_interrupt_get()
964 	vuart_bus_priv.bmp = NULL;  in ps3_vuart_bus_interrupt_get()
966 	vuart_bus_priv.use_count--;  in ps3_vuart_bus_interrupt_get()
975 	vuart_bus_priv.use_count--;  in ps3_vuart_bus_interrupt_put()
977 	BUG_ON(vuart_bus_priv.use_count < 0);  in ps3_vuart_bus_interrupt_put()
979 	if (vuart_bus_priv.use_count != 0)  in ps3_vuart_bus_interrupt_put()
982 	free_irq(vuart_bus_priv.virq, &vuart_bus_priv);  in ps3_vuart_bus_interrupt_put()
984 	ps3_vuart_irq_destroy(vuart_bus_priv.virq);  in ps3_vuart_bus_interrupt_put()
985 	vuart_bus_priv.virq = NO_IRQ;  in ps3_vuart_bus_interrupt_put()
987 	kfree(vuart_bus_priv.bmp);  in ps3_vuart_bus_interrupt_put()
988 	vuart_bus_priv.bmp = NULL;  in ps3_vuart_bus_interrupt_put()
1013 	mutex_lock(&vuart_bus_priv.probe_mutex);  in ps3_vuart_probe()
1020 	if (vuart_bus_priv.devices[dev->port_number]) {  in ps3_vuart_probe()
1027 	vuart_bus_priv.devices[dev->port_number] = dev;  in ps3_vuart_probe()
1073 	mutex_unlock(&vuart_bus_priv.probe_mutex);  in ps3_vuart_probe()
1082 	vuart_bus_priv.devices[dev->port_number] = NULL;  in ps3_vuart_probe()
1086 	mutex_unlock(&vuart_bus_priv.probe_mutex);  in ps3_vuart_probe()
1125 	mutex_lock(&vuart_bus_priv.probe_mutex);  in ps3_vuart_remove()
1133 		mutex_unlock(&vuart_bus_priv.probe_mutex);  in ps3_vuart_remove()
1151 	vuart_bus_priv.devices[dev->port_number] = NULL;  in ps3_vuart_remove()
1156 	mutex_unlock(&vuart_bus_priv.probe_mutex);  in ps3_vuart_remove()
1176 	mutex_lock(&vuart_bus_priv.probe_mutex);  in ps3_vuart_shutdown()
1184 		mutex_unlock(&vuart_bus_priv.probe_mutex);  in ps3_vuart_shutdown()
1208 	mutex_unlock(&vuart_bus_priv.probe_mutex);  in ps3_vuart_shutdown()
1219 	mutex_init(&vuart_bus_priv.probe_mutex);  in ps3_vuart_bus_init()