46 static void xintc_write(struct xintc_irq_chip *irqc, int reg, u32 data)  in xintc_write()  argument
49 		iowrite32be(data, irqc->base + reg);  in xintc_write()
51 		iowrite32(data, irqc->base + reg);  in xintc_write()
54 static u32 xintc_read(struct xintc_irq_chip *irqc, int reg)  in xintc_read()  argument
57 		return ioread32be(irqc->base + reg);  in xintc_read()
59 		return ioread32(irqc->base + reg);  in xintc_read()
64 	struct xintc_irq_chip *irqc = irq_data_get_irq_chip_data(d);  in intc_enable_or_unmask()  local
74 		xintc_write(irqc, IAR, mask);  in intc_enable_or_unmask()
76 	xintc_write(irqc, SIE, mask);  in intc_enable_or_unmask()
81 	struct xintc_irq_chip *irqc = irq_data_get_irq_chip_data(d);  in intc_disable_or_mask()  local
84 	xintc_write(irqc, CIE, BIT(d->hwirq));  in intc_disable_or_mask()
89 	struct xintc_irq_chip *irqc = irq_data_get_irq_chip_data(d);  in intc_ack()  local
92 	xintc_write(irqc, IAR, BIT(d->hwirq));  in intc_ack()
97 	struct xintc_irq_chip *irqc = irq_data_get_irq_chip_data(d);  in intc_mask_ack()  local
101 	xintc_write(irqc, CIE, mask);  in intc_mask_ack()
102 	xintc_write(irqc, IAR, mask);  in intc_mask_ack()
113 static unsigned int xintc_get_irq_local(struct xintc_irq_chip *irqc)  in xintc_get_irq_local()  argument
118 	hwirq = xintc_read(irqc, IVR);  in xintc_get_irq_local()
120 		irq = irq_find_mapping(irqc->root_domain, hwirq);  in xintc_get_irq_local()
143 	struct xintc_irq_chip *irqc = d->host_data;  in xintc_map()  local
145 	if (irqc->intr_mask & BIT(hw)) {  in xintc_map()
154 	irq_set_chip_data(irq, irqc);  in xintc_map()
166 	struct xintc_irq_chip *irqc;  in xil_intc_irq_handler()  local
169 	irqc = irq_data_get_irq_handler_data(&desc->irq_data);  in xil_intc_irq_handler()
172 		pending = xintc_get_irq_local(irqc);  in xil_intc_irq_handler()
183 	struct xintc_irq_chip *irqc;  in xilinx_intc_of_init()  local
186 	irqc = kzalloc(sizeof(*irqc), GFP_KERNEL);  in xilinx_intc_of_init()
187 	if (!irqc)  in xilinx_intc_of_init()
189 	irqc->base = of_iomap(intc, 0);  in xilinx_intc_of_init()
190 	BUG_ON(!irqc->base);  in xilinx_intc_of_init()
192 	ret = of_property_read_u32(intc, "xlnx,num-intr-inputs", &irqc->nr_irq);  in xilinx_intc_of_init()
198 	ret = of_property_read_u32(intc, "xlnx,kind-of-intr", &irqc->intr_mask);  in xilinx_intc_of_init()
201 		irqc->intr_mask = 0;  in xilinx_intc_of_init()
204 	if (irqc->intr_mask >> irqc->nr_irq)  in xilinx_intc_of_init()
208 		intc, irqc->nr_irq, irqc->intr_mask);  in xilinx_intc_of_init()
215 	xintc_write(irqc, IER, 0);  in xilinx_intc_of_init()
218 	xintc_write(irqc, IAR, 0xffffffff);  in xilinx_intc_of_init()
221 	xintc_write(irqc, MER, MER_HIE | MER_ME);  in xilinx_intc_of_init()
222 	if (xintc_read(irqc, MER) != (MER_HIE | MER_ME)) {  in xilinx_intc_of_init()
224 		xintc_write(irqc, MER, MER_HIE | MER_ME);  in xilinx_intc_of_init()
227 	irqc->root_domain = irq_domain_add_linear(intc, irqc->nr_irq,  in xilinx_intc_of_init()
228 						  &xintc_irq_domain_ops, irqc);  in xilinx_intc_of_init()
229 	if (!irqc->root_domain) {  in xilinx_intc_of_init()
240 							 irqc);  in xilinx_intc_of_init()
247 		primary_intc = irqc;  in xilinx_intc_of_init()
254 	iounmap(irqc->base);  in xilinx_intc_of_init()
255 	kfree(irqc);  in xilinx_intc_of_init()