44 static inline u32 keystone_irq_readl(struct keystone_irq_device *kirq)  in keystone_irq_readl()  argument
49 	ret = regmap_read(kirq->devctrl_regs, kirq->devctrl_offset, &val);  in keystone_irq_readl()
51 		dev_dbg(kirq->dev, "irq read failed ret(%d)\n", ret);  in keystone_irq_readl()
56 keystone_irq_writel(struct keystone_irq_device *kirq, u32 value)  in keystone_irq_writel()  argument
60 	ret = regmap_write(kirq->devctrl_regs, kirq->devctrl_offset, value);  in keystone_irq_writel()
62 		dev_dbg(kirq->dev, "irq write failed ret(%d)\n", ret);  in keystone_irq_writel()
67 	struct keystone_irq_device *kirq = irq_data_get_irq_chip_data(d);  in keystone_irq_setmask()  local
69 	kirq->mask |= BIT(d->hwirq);  in keystone_irq_setmask()
70 	dev_dbg(kirq->dev, "mask %lu [%x]\n", d->hwirq, kirq->mask);  in keystone_irq_setmask()
75 	struct keystone_irq_device *kirq = irq_data_get_irq_chip_data(d);  in keystone_irq_unmask()  local
77 	kirq->mask &= ~BIT(d->hwirq);  in keystone_irq_unmask()
78 	dev_dbg(kirq->dev, "unmask %lu [%x]\n", d->hwirq, kirq->mask);  in keystone_irq_unmask()
89 	struct keystone_irq_device *kirq = irq_desc_get_handler_data(desc);  in keystone_irq_handler()  local
93 	dev_dbg(kirq->dev, "start irq %d\n", irq);  in keystone_irq_handler()
97 	pending = keystone_irq_readl(kirq);  in keystone_irq_handler()
98 	keystone_irq_writel(kirq, pending);  in keystone_irq_handler()
100 	dev_dbg(kirq->dev, "pending 0x%lx, mask 0x%x\n", pending, kirq->mask);  in keystone_irq_handler()
102 	pending = (pending >> BIT_OFS) & ~kirq->mask;  in keystone_irq_handler()
104 	dev_dbg(kirq->dev, "pending after mask 0x%lx\n", pending);  in keystone_irq_handler()
108 			virq = irq_find_mapping(kirq->irqd, src);  in keystone_irq_handler()
109 			dev_dbg(kirq->dev, "dispatch bit %d, virq %d\n",  in keystone_irq_handler()
112 				dev_warn(kirq->dev, "sporious irq detected hwirq %d, virq %d\n",  in keystone_irq_handler()
120 	dev_dbg(kirq->dev, "end irq %d\n", irq);  in keystone_irq_handler()
126 	struct keystone_irq_device *kirq = h->host_data;  in keystone_irq_map()  local
128 	irq_set_chip_data(virq, kirq);  in keystone_irq_map()
129 	irq_set_chip_and_handler(virq, &kirq->chip, handle_level_irq);  in keystone_irq_map()
143 	struct keystone_irq_device *kirq;  in keystone_irq_probe()  local
149 	kirq = devm_kzalloc(dev, sizeof(*kirq), GFP_KERNEL);  in keystone_irq_probe()
150 	if (!kirq)  in keystone_irq_probe()
153 	kirq->devctrl_regs =  in keystone_irq_probe()
155 	if (IS_ERR(kirq->devctrl_regs))  in keystone_irq_probe()
156 		return PTR_ERR(kirq->devctrl_regs);  in keystone_irq_probe()
159 					 &kirq->devctrl_offset);  in keystone_irq_probe()
165 	kirq->irq = platform_get_irq(pdev, 0);  in keystone_irq_probe()
166 	if (kirq->irq < 0) {  in keystone_irq_probe()
167 		dev_err(dev, "no irq resource %d\n", kirq->irq);  in keystone_irq_probe()
168 		return kirq->irq;  in keystone_irq_probe()
171 	kirq->dev = dev;  in keystone_irq_probe()
172 	kirq->mask = ~0x0;  in keystone_irq_probe()
173 	kirq->chip.name		= "keystone-irq";  in keystone_irq_probe()
174 	kirq->chip.irq_ack	= keystone_irq_ack;  in keystone_irq_probe()
175 	kirq->chip.irq_mask	= keystone_irq_setmask;  in keystone_irq_probe()
176 	kirq->chip.irq_unmask	= keystone_irq_unmask;  in keystone_irq_probe()
178 	kirq->irqd = irq_domain_add_linear(np, KEYSTONE_N_IRQ,  in keystone_irq_probe()
179 					   &keystone_irq_ops, kirq);  in keystone_irq_probe()
180 	if (!kirq->irqd) {  in keystone_irq_probe()
185 	platform_set_drvdata(pdev, kirq);  in keystone_irq_probe()
187 	irq_set_chained_handler_and_data(kirq->irq, keystone_irq_handler, kirq);  in keystone_irq_probe()
190 	keystone_irq_writel(kirq, ~0x0);  in keystone_irq_probe()
199 	struct keystone_irq_device *kirq = platform_get_drvdata(pdev);  in keystone_irq_remove()  local
203 		irq_dispose_mapping(irq_find_mapping(kirq->irqd, hwirq));  in keystone_irq_remove()
205 	irq_domain_remove(kirq->irqd);  in keystone_irq_remove()