13 #include <linux/irq.h>
37 static inline u32 get_ext_irq_perf_reg(int irq)  in get_ext_irq_perf_reg()  argument
39 	if (irq < 4)  in get_ext_irq_perf_reg()
68  * dispatch internal devices IRQ (uart, enet, watchdog, ...). do not
115 	unsigned irq = d->irq - IRQ_INTERNAL_BASE;			\
116 	unsigned reg = (irq / 32) ^ (width/32 - 1);			\
117 	unsigned bit = irq & 0x1f;					\
137 	unsigned irq = d->irq - IRQ_INTERNAL_BASE;			\
138 	unsigned reg = (irq / 32) ^ (width/32 - 1);			\
139 	unsigned bit = irq & 0x1f;					\
196  * internal IRQs operations: only mask/unmask on PERF irq mask
211  * irq control register.
215 	unsigned int irq = d->irq - IRQ_EXTERNAL_BASE;  in bcm63xx_external_irq_mask()  local
219 	regaddr = get_ext_irq_perf_reg(irq);  in bcm63xx_external_irq_mask()
224 		reg &= ~EXTIRQ_CFG_MASK_6348(irq % 4);  in bcm63xx_external_irq_mask()
226 		reg &= ~EXTIRQ_CFG_MASK(irq % 4);  in bcm63xx_external_irq_mask()
232 		internal_irq_mask(irq_get_irq_data(irq + ext_irq_start));  in bcm63xx_external_irq_mask()
237 	unsigned int irq = d->irq - IRQ_EXTERNAL_BASE;  in bcm63xx_external_irq_unmask()  local
241 	regaddr = get_ext_irq_perf_reg(irq);  in bcm63xx_external_irq_unmask()
246 		reg |= EXTIRQ_CFG_MASK_6348(irq % 4);  in bcm63xx_external_irq_unmask()
248 		reg |= EXTIRQ_CFG_MASK(irq % 4);  in bcm63xx_external_irq_unmask()
254 		internal_irq_unmask(irq_get_irq_data(irq + ext_irq_start),  in bcm63xx_external_irq_unmask()
260 	unsigned int irq = d->irq - IRQ_EXTERNAL_BASE;  in bcm63xx_external_irq_clear()  local
264 	regaddr = get_ext_irq_perf_reg(irq);  in bcm63xx_external_irq_clear()
269 		reg |= EXTIRQ_CFG_CLEAR_6348(irq % 4);  in bcm63xx_external_irq_clear()
271 		reg |= EXTIRQ_CFG_CLEAR(irq % 4);  in bcm63xx_external_irq_clear()
280 	unsigned int irq = d->irq - IRQ_EXTERNAL_BASE;  in bcm63xx_external_irq_set_type()  local
317 	regaddr = get_ext_irq_perf_reg(irq);  in bcm63xx_external_irq_set_type()
320 	irq %= 4;  in bcm63xx_external_irq_set_type()
325 			reg |= EXTIRQ_CFG_LEVELSENSE_6348(irq);  in bcm63xx_external_irq_set_type()
327 			reg &= ~EXTIRQ_CFG_LEVELSENSE_6348(irq);  in bcm63xx_external_irq_set_type()
329 			reg |= EXTIRQ_CFG_SENSE_6348(irq);  in bcm63xx_external_irq_set_type()
331 			reg &= ~EXTIRQ_CFG_SENSE_6348(irq);  in bcm63xx_external_irq_set_type()
333 			reg |= EXTIRQ_CFG_BOTHEDGE_6348(irq);  in bcm63xx_external_irq_set_type()
335 			reg &= ~EXTIRQ_CFG_BOTHEDGE_6348(irq);  in bcm63xx_external_irq_set_type()
346 			reg |= EXTIRQ_CFG_LEVELSENSE(irq);  in bcm63xx_external_irq_set_type()
348 			reg &= ~EXTIRQ_CFG_LEVELSENSE(irq);  in bcm63xx_external_irq_set_type()
350 			reg |= EXTIRQ_CFG_SENSE(irq);  in bcm63xx_external_irq_set_type()
352 			reg &= ~EXTIRQ_CFG_SENSE(irq);  in bcm63xx_external_irq_set_type()
354 			reg |= EXTIRQ_CFG_BOTHEDGE(irq);  in bcm63xx_external_irq_set_type()
356 			reg &= ~EXTIRQ_CFG_BOTHEDGE(irq);  in bcm63xx_external_irq_set_type()
514 	int i, irq;  in arch_init_irq()  local
528 			irq = MIPS_CPU_IRQ_BASE + i;  in arch_init_irq()
529 			if (request_irq(irq, no_action, IRQF_NO_THREAD,  in arch_init_irq()
531 				pr_err("Failed to request irq %d (cascade_extirq)\n",  in arch_init_irq()
532 				       irq);  in arch_init_irq()
537 	irq = MIPS_CPU_IRQ_BASE + 2;  in arch_init_irq()
538 	if (request_irq(irq, no_action, IRQF_NO_THREAD,	"cascade_ip2", NULL))  in arch_init_irq()
539 		pr_err("Failed to request irq %d (cascade_ip2)\n", irq);  in arch_init_irq()
542 		irq = MIPS_CPU_IRQ_BASE + 3;  in arch_init_irq()
543 		if (request_irq(irq, no_action,	IRQF_NO_THREAD, "cascade_ip3",  in arch_init_irq()
545 			pr_err("Failed to request irq %d (cascade_ip3)\n", irq);  in arch_init_irq()