37 static inline u32 keystone_irq_readl(struct keystone_irq_device *kirq)  in keystone_irq_readl()  argument
42 	ret = regmap_read(kirq->devctrl_regs, kirq->devctrl_offset, &val);  in keystone_irq_readl()
44 		dev_dbg(kirq->dev, "irq read failed ret(%d)\n", ret);  in keystone_irq_readl()
49 keystone_irq_writel(struct keystone_irq_device *kirq, u32 value)  in keystone_irq_writel()  argument
53 	ret = regmap_write(kirq->devctrl_regs, kirq->devctrl_offset, value);  in keystone_irq_writel()
55 		dev_dbg(kirq->dev, "irq write failed ret(%d)\n", ret);  in keystone_irq_writel()
60 	struct keystone_irq_device *kirq = irq_data_get_irq_chip_data(d);  in keystone_irq_setmask()  local
62 	kirq->mask |= BIT(d->hwirq);  in keystone_irq_setmask()
63 	dev_dbg(kirq->dev, "mask %lu [%x]\n", d->hwirq, kirq->mask);  in keystone_irq_setmask()
68 	struct keystone_irq_device *kirq = irq_data_get_irq_chip_data(d);  in keystone_irq_unmask()  local
70 	kirq->mask &= ~BIT(d->hwirq);  in keystone_irq_unmask()
71 	dev_dbg(kirq->dev, "unmask %lu [%x]\n", d->hwirq, kirq->mask);  in keystone_irq_unmask()
81 	struct keystone_irq_device *kirq = keystone_irq;  in keystone_irq_handler()  local
86 	dev_dbg(kirq->dev, "start irq %d\n", irq);  in keystone_irq_handler()
88 	pending = keystone_irq_readl(kirq);  in keystone_irq_handler()
89 	keystone_irq_writel(kirq, pending);  in keystone_irq_handler()
91 	dev_dbg(kirq->dev, "pending 0x%lx, mask 0x%x\n", pending, kirq->mask);  in keystone_irq_handler()
93 	pending = (pending >> BIT_OFS) & ~kirq->mask;  in keystone_irq_handler()
95 	dev_dbg(kirq->dev, "pending after mask 0x%lx\n", pending);  in keystone_irq_handler()
99 			raw_spin_lock_irqsave(&kirq->wa_lock, wa_lock_flags);  in keystone_irq_handler()
100 			err = generic_handle_domain_irq(kirq->irqd, src);  in keystone_irq_handler()
101 			raw_spin_unlock_irqrestore(&kirq->wa_lock,  in keystone_irq_handler()
105 				dev_warn_ratelimited(kirq->dev, "spurious irq detected hwirq %d\n",  in keystone_irq_handler()
110 	dev_dbg(kirq->dev, "end irq %d\n", irq);  in keystone_irq_handler()
117 	struct keystone_irq_device *kirq = h->host_data;  in keystone_irq_map()  local
119 	irq_set_chip_data(virq, kirq);  in keystone_irq_map()
120 	irq_set_chip_and_handler(virq, &kirq->chip, handle_level_irq);  in keystone_irq_map()
134 	struct keystone_irq_device *kirq;  in keystone_irq_probe()  local
140 	kirq = devm_kzalloc(dev, sizeof(*kirq), GFP_KERNEL);  in keystone_irq_probe()
141 	if (!kirq)  in keystone_irq_probe()
144 	kirq->devctrl_regs =  in keystone_irq_probe()
146 	if (IS_ERR(kirq->devctrl_regs))  in keystone_irq_probe()
147 		return PTR_ERR(kirq->devctrl_regs);  in keystone_irq_probe()
150 					 &kirq->devctrl_offset);  in keystone_irq_probe()
156 	kirq->irq = platform_get_irq(pdev, 0);  in keystone_irq_probe()
157 	if (kirq->irq < 0)  in keystone_irq_probe()
158 		return kirq->irq;  in keystone_irq_probe()
160 	kirq->dev = dev;  in keystone_irq_probe()
161 	kirq->mask = ~0x0;  in keystone_irq_probe()
162 	kirq->chip.name		= "keystone-irq";  in keystone_irq_probe()
163 	kirq->chip.irq_ack	= keystone_irq_ack;  in keystone_irq_probe()
164 	kirq->chip.irq_mask	= keystone_irq_setmask;  in keystone_irq_probe()
165 	kirq->chip.irq_unmask	= keystone_irq_unmask;  in keystone_irq_probe()
167 	kirq->irqd = irq_domain_add_linear(np, KEYSTONE_N_IRQ,  in keystone_irq_probe()
168 					   &keystone_irq_ops, kirq);  in keystone_irq_probe()
169 	if (!kirq->irqd) {  in keystone_irq_probe()
174 	raw_spin_lock_init(&kirq->wa_lock);  in keystone_irq_probe()
176 	platform_set_drvdata(pdev, kirq);  in keystone_irq_probe()
178 	ret = request_irq(kirq->irq, keystone_irq_handler,  in keystone_irq_probe()
179 			  0, dev_name(dev), kirq);  in keystone_irq_probe()
181 		irq_domain_remove(kirq->irqd);  in keystone_irq_probe()
186 	keystone_irq_writel(kirq, ~0x0);  in keystone_irq_probe()
195 	struct keystone_irq_device *kirq = platform_get_drvdata(pdev);  in keystone_irq_remove()  local
198 	free_irq(kirq->irq, kirq);  in keystone_irq_remove()
201 		irq_dispose_mapping(irq_find_mapping(kirq->irqd, hwirq));  in keystone_irq_remove()
203 	irq_domain_remove(kirq->irqd);  in keystone_irq_remove()