75 static void pic_clear_isr(struct kvm_kpic_state *s, int irq)  in pic_clear_isr()  argument
77 	s->isr &= ~(1 << irq);  in pic_clear_isr()
79 		irq += 8;  in pic_clear_isr()
87 	kvm_notify_acked_irq(s->pics_state->kvm, SELECT_PIC(irq), irq);  in pic_clear_isr()
94 static inline int pic_set_irq1(struct kvm_kpic_state *s, int irq, int level)  in pic_set_irq1()  argument
97 	mask = 1 << irq;  in pic_set_irq1()
170 	int irq2, irq;  in pic_update_irq()  local
180 	irq = pic_get_irq(&s->pics[0]);  in pic_update_irq()
181 	pic_irq_request(s->kvm, irq >= 0);  in pic_update_irq()
191 int kvm_pic_set_irq(struct kvm_pic *s, int irq, int irq_source_id, int level)  in kvm_pic_set_irq()  argument
195 	BUG_ON(irq < 0 || irq >= PIC_NUM_PINS);  in kvm_pic_set_irq()
198 	irq_level = __kvm_irq_line_state(&s->irq_states[irq],  in kvm_pic_set_irq()
200 	ret = pic_set_irq1(&s->pics[irq >> 3], irq & 7, irq_level);  in kvm_pic_set_irq()
202 	trace_kvm_pic_set_irq(irq >> 3, irq & 7, s->pics[irq >> 3].elcr,  in kvm_pic_set_irq()
203 			      s->pics[irq >> 3].imr, ret == 0);  in kvm_pic_set_irq()
222 static inline void pic_intack(struct kvm_kpic_state *s, int irq)  in pic_intack()  argument
224 	s->isr |= 1 << irq;  in pic_intack()
228 	if (!(s->elcr & (1 << irq)))  in pic_intack()
229 		s->irr &= ~(1 << irq);  in pic_intack()
233 			s->priority_add = (irq + 1) & 7;  in pic_intack()
234 		pic_clear_isr(s, irq);  in pic_intack()
241 	int irq, irq2, intno;  in kvm_pic_read_irq()  local
247 	irq = pic_get_irq(&s->pics[0]);  in kvm_pic_read_irq()
248 	if (irq >= 0) {  in kvm_pic_read_irq()
249 		pic_intack(&s->pics[0], irq);  in kvm_pic_read_irq()
250 		if (irq == 2) {  in kvm_pic_read_irq()
260 			irq = irq2 + 8;  in kvm_pic_read_irq()
262 			intno = s->pics[0].irq_base + irq;  in kvm_pic_read_irq()
267 		irq = 7;  in kvm_pic_read_irq()
268 		intno = s->pics[0].irq_base + irq;  in kvm_pic_read_irq()
278 	int irq, i;  in kvm_pic_reset()  local
305 	for (irq = 0; irq < PIC_NUM_PINS/2; irq++)  in kvm_pic_reset()
306 		if (edge_irr & (1 << irq))  in kvm_pic_reset()
307 			pic_clear_isr(s, irq);  in kvm_pic_reset()
313 	int priority, cmd, irq;  in pic_ioport_write()  local
343 					irq = (priority + s->priority_add) & 7;  in pic_ioport_write()
345 						s->priority_add = (irq + 1) & 7;  in pic_ioport_write()
346 					pic_clear_isr(s, irq);  in pic_ioport_write()
351 				irq = val & 7;  in pic_ioport_write()
352 				pic_clear_isr(s, irq);  in pic_ioport_write()
360 				irq = val & 7;  in pic_ioport_write()
361 				s->priority_add = (irq + 1) & 7;  in pic_ioport_write()
362 				pic_clear_isr(s, irq);  in pic_ioport_write()
375 			for (irq = 0; irq < PIC_NUM_PINS/2; irq++)  in pic_ioport_write()
376 				if (imr_diff & (1 << irq))  in pic_ioport_write()
379 						SELECT_PIC(irq + off),  in pic_ioport_write()
380 						irq + off,  in pic_ioport_write()
381 						!!(s->imr & (1 << irq)));  in pic_ioport_write()