56 static void mask_8259A_irq(unsigned int irq)  in mask_8259A_irq()  argument
58 	unsigned int mask = 1 << irq;  in mask_8259A_irq()
63 	if (irq & 8)  in mask_8259A_irq()
72 	mask_8259A_irq(data->irq);  in disable_8259A_irq()
75 static void unmask_8259A_irq(unsigned int irq)  in unmask_8259A_irq()  argument
77 	unsigned int mask = ~(1 << irq);  in unmask_8259A_irq()
82 	if (irq & 8)  in unmask_8259A_irq()
91 	unmask_8259A_irq(data->irq);  in enable_8259A_irq()
94 static int i8259A_irq_pending(unsigned int irq)  in i8259A_irq_pending()  argument
96 	unsigned int mask = 1<<irq;  in i8259A_irq_pending()
101 	if (irq < 8)  in i8259A_irq_pending()
110 static void make_8259A_irq(unsigned int irq)  in make_8259A_irq()  argument
112 	disable_irq_nosync(irq);  in make_8259A_irq()
113 	io_apic_irqs &= ~(1<<irq);  in make_8259A_irq()
114 	irq_set_chip_and_handler(irq, &i8259A_chip, handle_level_irq);  in make_8259A_irq()
115 	enable_irq(irq);  in make_8259A_irq()
124 static inline int i8259A_irq_real(unsigned int irq)  in i8259A_irq_real()  argument
127 	int irqmask = 1<<irq;  in i8259A_irq_real()
129 	if (irq < 8) {  in i8259A_irq_real()
149 	unsigned int irq = data->irq;  in mask_and_ack_8259A()  local
150 	unsigned int irqmask = 1 << irq;  in mask_and_ack_8259A()
174 	if (irq & 8) {  in mask_and_ack_8259A()
178 		outb(0x60+(irq&7), PIC_SLAVE_CMD);  in mask_and_ack_8259A()
184 		outb(0x60+irq, PIC_MASTER_CMD);	/* 'Specific EOI to master */  in mask_and_ack_8259A()
193 	if (i8259A_irq_real(irq))  in mask_and_ack_8259A()
208 			       "spurious 8259A interrupt: IRQ%d.\n", irq);  in mask_and_ack_8259A()
378 static int legacy_pic_irq_pending_noop(unsigned int irq)  in legacy_pic_irq_pending_noop()  argument