38 struct uic *primary_uic;
40 struct uic {  struct
52 	struct uic *uic = irq_data_get_irq_chip_data(d);  in uic_unmask_irq()  argument
58 	raw_spin_lock_irqsave(&uic->lock, flags);  in uic_unmask_irq()
61 		mtdcr(uic->dcrbase + UIC_SR, sr);  in uic_unmask_irq()
62 	er = mfdcr(uic->dcrbase + UIC_ER);  in uic_unmask_irq()
64 	mtdcr(uic->dcrbase + UIC_ER, er);  in uic_unmask_irq()
65 	raw_spin_unlock_irqrestore(&uic->lock, flags);  in uic_unmask_irq()
70 	struct uic *uic = irq_data_get_irq_chip_data(d);  in uic_mask_irq()  local
75 	raw_spin_lock_irqsave(&uic->lock, flags);  in uic_mask_irq()
76 	er = mfdcr(uic->dcrbase + UIC_ER);  in uic_mask_irq()
78 	mtdcr(uic->dcrbase + UIC_ER, er);  in uic_mask_irq()
79 	raw_spin_unlock_irqrestore(&uic->lock, flags);  in uic_mask_irq()
84 	struct uic *uic = irq_data_get_irq_chip_data(d);  in uic_ack_irq()  local
88 	raw_spin_lock_irqsave(&uic->lock, flags);  in uic_ack_irq()
89 	mtdcr(uic->dcrbase + UIC_SR, 1 << (31-src));  in uic_ack_irq()
90 	raw_spin_unlock_irqrestore(&uic->lock, flags);  in uic_ack_irq()
95 	struct uic *uic = irq_data_get_irq_chip_data(d);  in uic_mask_ack_irq()  local
101 	raw_spin_lock_irqsave(&uic->lock, flags);  in uic_mask_ack_irq()
102 	er = mfdcr(uic->dcrbase + UIC_ER);  in uic_mask_ack_irq()
104 	mtdcr(uic->dcrbase + UIC_ER, er);  in uic_mask_ack_irq()
114 		mtdcr(uic->dcrbase + UIC_SR, sr);  in uic_mask_ack_irq()
115 	raw_spin_unlock_irqrestore(&uic->lock, flags);  in uic_mask_ack_irq()
120 	struct uic *uic = irq_data_get_irq_chip_data(d);  in uic_set_irq_type()  local
149 	raw_spin_lock_irqsave(&uic->lock, flags);  in uic_set_irq_type()
150 	tr = mfdcr(uic->dcrbase + UIC_TR);  in uic_set_irq_type()
151 	pr = mfdcr(uic->dcrbase + UIC_PR);  in uic_set_irq_type()
155 	mtdcr(uic->dcrbase + UIC_PR, pr);  in uic_set_irq_type()
156 	mtdcr(uic->dcrbase + UIC_TR, tr);  in uic_set_irq_type()
157 	mtdcr(uic->dcrbase + UIC_SR, ~mask);  in uic_set_irq_type()
159 	raw_spin_unlock_irqrestore(&uic->lock, flags);  in uic_set_irq_type()
176 	struct uic *uic = h->host_data;  in uic_host_map()  local
178 	irq_set_chip_data(virq, uic);  in uic_host_map()
198 	struct uic *uic = irq_desc_get_handler_data(desc);  in uic_irq_cascade()  local
210 	msr = mfdcr(uic->dcrbase + UIC_MSR);  in uic_irq_cascade()
216 	subvirq = irq_linear_revmap(uic->irqhost, src);  in uic_irq_cascade()
228 static struct uic * __init uic_init_one(struct device_node *node)  in uic_init_one()
230 	struct uic *uic;  in uic_init_one()  local
236 	uic = kzalloc(sizeof(*uic), GFP_KERNEL);  in uic_init_one()
237 	if (! uic)  in uic_init_one()
240 	raw_spin_lock_init(&uic->lock);  in uic_init_one()
247 	uic->index = *indexp;  in uic_init_one()
255 	uic->dcrbase = *dcrreg;  in uic_init_one()
257 	uic->irqhost = irq_domain_add_linear(node, NR_UIC_INTS, &uic_host_ops,  in uic_init_one()
258 					     uic);  in uic_init_one()
259 	if (! uic->irqhost)  in uic_init_one()
263 	mtdcr(uic->dcrbase + UIC_ER, 0);  in uic_init_one()
264 	mtdcr(uic->dcrbase + UIC_CR, 0);  in uic_init_one()
265 	mtdcr(uic->dcrbase + UIC_TR, 0);  in uic_init_one()
267 	mtdcr(uic->dcrbase + UIC_SR, 0xffffffff);  in uic_init_one()
269 	printk ("UIC%d (%d IRQ sources) at DCR 0x%x\n", uic->index,  in uic_init_one()
270 		NR_UIC_INTS, uic->dcrbase);  in uic_init_one()
272 	return uic;  in uic_init_one()
278 	struct uic *uic;  in uic_init_tree()  local
304 			uic = uic_init_one(np);  in uic_init_tree()
305 			if (! uic)  in uic_init_tree()
311 			irq_set_handler_data(cascade_virq, uic);  in uic_init_tree()