914 static int __init aic_init_smp(struct aic_irq_chip *irqc, struct device_node *node)  in aic_init_smp()  argument
919 	ipi_domain = irq_domain_create_linear(irqc->hw_domain->fwnode, AIC_NR_SWIPI,  in aic_init_smp()
920 					      &aic_ipi_domain_ops, irqc);  in aic_init_smp()
937 	irqc->ipi_domain = ipi_domain;  in aic_init_smp()
1051 	struct aic_irq_chip *irqc;  in aic_of_ic_init()  local
1059 	irqc = kzalloc(sizeof(*irqc), GFP_KERNEL);  in aic_of_ic_init()
1060 	if (!irqc) {  in aic_of_ic_init()
1065 	irqc->base = regs;  in aic_of_ic_init()
1071 	irqc->info = *(struct aic_info *)match->data;  in aic_of_ic_init()
1073 	aic_irqc = irqc;  in aic_of_ic_init()
1075 	switch (irqc->info.version) {  in aic_of_ic_init()
1079 		info = aic_ic_read(irqc, AIC_INFO);  in aic_of_ic_init()
1080 		irqc->nr_irq = FIELD_GET(AIC_INFO_NR_IRQ, info);  in aic_of_ic_init()
1081 		irqc->max_irq = AIC_MAX_IRQ;  in aic_of_ic_init()
1082 		irqc->nr_die = irqc->max_die = 1;  in aic_of_ic_init()
1084 		off = start_off = irqc->info.target_cpu;  in aic_of_ic_init()
1085 		off += sizeof(u32) * irqc->max_irq; /* TARGET_CPU */  in aic_of_ic_init()
1087 		irqc->event = irqc->base;  in aic_of_ic_init()
1094 		info1 = aic_ic_read(irqc, AIC2_INFO1);  in aic_of_ic_init()
1095 		info3 = aic_ic_read(irqc, AIC2_INFO3);  in aic_of_ic_init()
1097 		irqc->nr_irq = FIELD_GET(AIC2_INFO1_NR_IRQ, info1);  in aic_of_ic_init()
1098 		irqc->max_irq = FIELD_GET(AIC2_INFO3_MAX_IRQ, info3);  in aic_of_ic_init()
1099 		irqc->nr_die = FIELD_GET(AIC2_INFO1_LAST_DIE, info1) + 1;  in aic_of_ic_init()
1100 		irqc->max_die = FIELD_GET(AIC2_INFO3_MAX_DIE, info3);  in aic_of_ic_init()
1102 		off = start_off = irqc->info.irq_cfg;  in aic_of_ic_init()
1103 		off += sizeof(u32) * irqc->max_irq; /* IRQ_CFG */  in aic_of_ic_init()
1105 		irqc->event = of_iomap(node, 1);  in aic_of_ic_init()
1106 		if (WARN_ON(!irqc->event))  in aic_of_ic_init()
1113 	irqc->info.sw_set = off;  in aic_of_ic_init()
1114 	off += sizeof(u32) * (irqc->max_irq >> 5); /* SW_SET */  in aic_of_ic_init()
1115 	irqc->info.sw_clr = off;  in aic_of_ic_init()
1116 	off += sizeof(u32) * (irqc->max_irq >> 5); /* SW_CLR */  in aic_of_ic_init()
1117 	irqc->info.mask_set = off;  in aic_of_ic_init()
1118 	off += sizeof(u32) * (irqc->max_irq >> 5); /* MASK_SET */  in aic_of_ic_init()
1119 	irqc->info.mask_clr = off;  in aic_of_ic_init()
1120 	off += sizeof(u32) * (irqc->max_irq >> 5); /* MASK_CLR */  in aic_of_ic_init()
1121 	off += sizeof(u32) * (irqc->max_irq >> 5); /* HW_STATE */  in aic_of_ic_init()
1123 	if (irqc->info.fast_ipi)  in aic_of_ic_init()
1128 	irqc->info.die_stride = off - start_off;  in aic_of_ic_init()
1130 	irqc->hw_domain = irq_domain_create_tree(of_node_to_fwnode(node),  in aic_of_ic_init()
1131 						 &aic_irq_domain_ops, irqc);  in aic_of_ic_init()
1132 	if (WARN_ON(!irqc->hw_domain))  in aic_of_ic_init()
1135 	irq_domain_update_bus_token(irqc->hw_domain, DOMAIN_BUS_WIRED);  in aic_of_ic_init()
1137 	if (aic_init_smp(irqc, node))  in aic_of_ic_init()
1145 			build_fiq_affinity(irqc, chld);  in aic_of_ic_init()
1153 	for (die = 0; die < irqc->nr_die; die++) {  in aic_of_ic_init()
1154 		for (i = 0; i < BITS_TO_U32(irqc->nr_irq); i++)  in aic_of_ic_init()
1155 			aic_ic_write(irqc, irqc->info.mask_set + off + i * 4, U32_MAX);  in aic_of_ic_init()
1156 		for (i = 0; i < BITS_TO_U32(irqc->nr_irq); i++)  in aic_of_ic_init()
1157 			aic_ic_write(irqc, irqc->info.sw_clr + off + i * 4, U32_MAX);  in aic_of_ic_init()
1158 		if (irqc->info.target_cpu)  in aic_of_ic_init()
1159 			for (i = 0; i < irqc->nr_irq; i++)  in aic_of_ic_init()
1160 				aic_ic_write(irqc, irqc->info.target_cpu + off + i * 4, 1);  in aic_of_ic_init()
1161 		off += irqc->info.die_stride;  in aic_of_ic_init()
1164 	if (irqc->info.version == 2) {  in aic_of_ic_init()
1165 		u32 config = aic_ic_read(irqc, AIC2_CONFIG);  in aic_of_ic_init()
1168 		aic_ic_write(irqc, AIC2_CONFIG, config);  in aic_of_ic_init()
1184 		irqc->nr_irq, irqc->max_irq, irqc->nr_die, irqc->max_die, AIC_NR_FIQ, AIC_NR_SWIPI);  in aic_of_ic_init()
1189 	irq_domain_remove(irqc->hw_domain);  in aic_of_ic_init()
1191 	if (irqc->event && irqc->event != irqc->base)  in aic_of_ic_init()
1192 		iounmap(irqc->event);  in aic_of_ic_init()
1193 	iounmap(irqc->base);  in aic_of_ic_init()
1194 	kfree(irqc);  in aic_of_ic_init()