42 struct uic *primary_uic;
44 struct uic {  struct
56 	struct uic *uic = irq_data_get_irq_chip_data(d);  in uic_unmask_irq()  argument
62 	raw_spin_lock_irqsave(&uic->lock, flags);  in uic_unmask_irq()
65 		mtdcr(uic->dcrbase + UIC_SR, sr);  in uic_unmask_irq()
66 	er = mfdcr(uic->dcrbase + UIC_ER);  in uic_unmask_irq()
68 	mtdcr(uic->dcrbase + UIC_ER, er);  in uic_unmask_irq()
69 	raw_spin_unlock_irqrestore(&uic->lock, flags);  in uic_unmask_irq()
74 	struct uic *uic = irq_data_get_irq_chip_data(d);  in uic_mask_irq()  local
79 	raw_spin_lock_irqsave(&uic->lock, flags);  in uic_mask_irq()
80 	er = mfdcr(uic->dcrbase + UIC_ER);  in uic_mask_irq()
82 	mtdcr(uic->dcrbase + UIC_ER, er);  in uic_mask_irq()
83 	raw_spin_unlock_irqrestore(&uic->lock, flags);  in uic_mask_irq()
88 	struct uic *uic = irq_data_get_irq_chip_data(d);  in uic_ack_irq()  local
92 	raw_spin_lock_irqsave(&uic->lock, flags);  in uic_ack_irq()
93 	mtdcr(uic->dcrbase + UIC_SR, 1 << (31-src));  in uic_ack_irq()
94 	raw_spin_unlock_irqrestore(&uic->lock, flags);  in uic_ack_irq()
99 	struct uic *uic = irq_data_get_irq_chip_data(d);  in uic_mask_ack_irq()  local
105 	raw_spin_lock_irqsave(&uic->lock, flags);  in uic_mask_ack_irq()
106 	er = mfdcr(uic->dcrbase + UIC_ER);  in uic_mask_ack_irq()
108 	mtdcr(uic->dcrbase + UIC_ER, er);  in uic_mask_ack_irq()
118 		mtdcr(uic->dcrbase + UIC_SR, sr);  in uic_mask_ack_irq()
119 	raw_spin_unlock_irqrestore(&uic->lock, flags);  in uic_mask_ack_irq()
124 	struct uic *uic = irq_data_get_irq_chip_data(d);  in uic_set_irq_type()  local
153 	raw_spin_lock_irqsave(&uic->lock, flags);  in uic_set_irq_type()
154 	tr = mfdcr(uic->dcrbase + UIC_TR);  in uic_set_irq_type()
155 	pr = mfdcr(uic->dcrbase + UIC_PR);  in uic_set_irq_type()
159 	mtdcr(uic->dcrbase + UIC_PR, pr);  in uic_set_irq_type()
160 	mtdcr(uic->dcrbase + UIC_TR, tr);  in uic_set_irq_type()
161 	mtdcr(uic->dcrbase + UIC_SR, ~mask);  in uic_set_irq_type()
163 	raw_spin_unlock_irqrestore(&uic->lock, flags);  in uic_set_irq_type()
180 	struct uic *uic = h->host_data;  in uic_host_map()  local
182 	irq_set_chip_data(virq, uic);  in uic_host_map()
202 	struct uic *uic = irq_desc_get_handler_data(desc);  in uic_irq_cascade()  local
214 	msr = mfdcr(uic->dcrbase + UIC_MSR);  in uic_irq_cascade()
220 	subvirq = irq_linear_revmap(uic->irqhost, src);  in uic_irq_cascade()
232 static struct uic * __init uic_init_one(struct device_node *node)  in uic_init_one()
234 	struct uic *uic;  in uic_init_one()  local
240 	uic = kzalloc(sizeof(*uic), GFP_KERNEL);  in uic_init_one()
241 	if (! uic)  in uic_init_one()
244 	raw_spin_lock_init(&uic->lock);  in uic_init_one()
251 	uic->index = *indexp;  in uic_init_one()
259 	uic->dcrbase = *dcrreg;  in uic_init_one()
261 	uic->irqhost = irq_domain_add_linear(node, NR_UIC_INTS, &uic_host_ops,  in uic_init_one()
262 					     uic);  in uic_init_one()
263 	if (! uic->irqhost)  in uic_init_one()
267 	mtdcr(uic->dcrbase + UIC_ER, 0);  in uic_init_one()
268 	mtdcr(uic->dcrbase + UIC_CR, 0);  in uic_init_one()
269 	mtdcr(uic->dcrbase + UIC_TR, 0);  in uic_init_one()
271 	mtdcr(uic->dcrbase + UIC_SR, 0xffffffff);  in uic_init_one()
273 	printk ("UIC%d (%d IRQ sources) at DCR 0x%x\n", uic->index,  in uic_init_one()
274 		NR_UIC_INTS, uic->dcrbase);  in uic_init_one()
276 	return uic;  in uic_init_one()
282 	struct uic *uic;  in uic_init_tree()  local
308 			uic = uic_init_one(np);  in uic_init_tree()
309 			if (! uic)  in uic_init_tree()
315 			irq_set_handler_data(cascade_virq, uic);  in uic_init_tree()