51 unsigned char cia_set_irq(struct ciabase *base, unsigned char mask)  in cia_set_irq()  argument
55 	old = (base->icr_data |= base->cia->icr);  in cia_set_irq()
57 		base->icr_data |= mask;  in cia_set_irq()
59 		base->icr_data &= ~mask;  in cia_set_irq()
60 	if (base->icr_data & base->icr_mask)  in cia_set_irq()
61 		amiga_custom.intreq = IF_SETCLR | base->int_mask;  in cia_set_irq()
62 	return old & base->icr_mask;  in cia_set_irq()
69 unsigned char cia_able_irq(struct ciabase *base, unsigned char mask)  in cia_able_irq()  argument
73 	old = base->icr_mask;  in cia_able_irq()
74 	base->icr_data |= base->cia->icr;  in cia_able_irq()
75 	base->cia->icr = mask;  in cia_able_irq()
77 		base->icr_mask |= mask;  in cia_able_irq()
79 		base->icr_mask &= ~mask;  in cia_able_irq()
80 	base->icr_mask &= CIA_ICR_ALL;  in cia_able_irq()
81 	if (base->icr_data & base->icr_mask)  in cia_able_irq()
82 		amiga_custom.intreq = IF_SETCLR | base->int_mask;  in cia_able_irq()
88 	struct ciabase *base = dev_id;  in cia_handler()  local
92 	mach_irq = base->cia_irq;  in cia_handler()
93 	ints = cia_set_irq(base, CIA_ICR_ALL);  in cia_handler()
94 	amiga_custom.intreq = base->int_mask;  in cia_handler()
170 void __init cia_init_IRQ(struct ciabase *base)  in cia_init_IRQ()  argument
173 				  base->cia_irq, CIA_IRQS);  in cia_init_IRQ()
176 	cia_set_irq(base, CIA_ICR_ALL);  in cia_init_IRQ()
177 	cia_able_irq(base, CIA_ICR_ALL);  in cia_init_IRQ()
181 				  base->handler_irq, 1);  in cia_init_IRQ()
182 	m68k_irq_startup_irq(base->handler_irq);  in cia_init_IRQ()
183 	if (request_irq(base->handler_irq, cia_handler, IRQF_SHARED,  in cia_init_IRQ()
184 			base->name, base))  in cia_init_IRQ()
185 		pr_err("Couldn't register %s interrupt\n", base->name);  in cia_init_IRQ()