1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Debugging printout: 4 */ 5 6 #include <linux/kallsyms.h> 7 8 #define ___P(f) if (desc->status_use_accessors & f) printk("%14s set\n", #f) 9 #define ___PS(f) if (desc->istate & f) printk("%14s set\n", #f) 10 /* FIXME */ 11 #define ___PD(f) do { } while (0) 12 13 static inline void print_irq_desc(unsigned int irq, struct irq_desc *desc) 14 { 15 static DEFINE_RATELIMIT_STATE(ratelimit, 5 * HZ, 5); 16 17 if (!__ratelimit(&ratelimit)) 18 return; 19 20 printk("irq %d, desc: %p, depth: %d, count: %d, unhandled: %d\n", 21 irq, desc, desc->depth, desc->irq_count, desc->irqs_unhandled); 22 printk("->handle_irq(): %p, ", desc->handle_irq); 23 print_symbol("%s\n", (unsigned long)desc->handle_irq); 24 printk("->irq_data.chip(): %p, ", desc->irq_data.chip); 25 print_symbol("%s\n", (unsigned long)desc->irq_data.chip); 26 printk("->action(): %p\n", desc->action); 27 if (desc->action) { 28 printk("->action->handler(): %p, ", desc->action->handler); 29 print_symbol("%s\n", (unsigned long)desc->action->handler); 30 } 31 32 ___P(IRQ_LEVEL); 33 ___P(IRQ_PER_CPU); 34 ___P(IRQ_NOPROBE); 35 ___P(IRQ_NOREQUEST); 36 ___P(IRQ_NOTHREAD); 37 ___P(IRQ_NOAUTOEN); 38 39 ___PS(IRQS_AUTODETECT); 40 ___PS(IRQS_REPLAY); 41 ___PS(IRQS_WAITING); 42 ___PS(IRQS_PENDING); 43 44 ___PD(IRQS_INPROGRESS); 45 ___PD(IRQS_DISABLED); 46 ___PD(IRQS_MASKED); 47 } 48 49 #undef ___P 50 #undef ___PS 51 #undef ___PD 52