[asahilinux:pr/8 15/16] drivers/irqchip/irq-apple-fiq.c:537:40: error: 'FIQ_OTHER' undeclared

From: kernel test robot
Date: Mon Aug 16 2021 - 18:42:57 EST


tree: https://github.com/AsahiLinux/linux pr/8
head: d87a0dc99e28480d67b993f52d066bd2bf58207c
commit: 44401c9ad669cb9e5443a73a7b504d253dec0a8c [15/16] irq-apple-fiq: FIQ code adjustments
config: arm64-allyesconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 10.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/AsahiLinux/linux/commit/44401c9ad669cb9e5443a73a7b504d253dec0a8c
git remote add asahilinux https://github.com/AsahiLinux/linux
git fetch --no-tags asahilinux pr/8
git checkout 44401c9ad669cb9e5443a73a7b504d253dec0a8c
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

drivers/irqchip/irq-apple-fiq.c: In function 'ipi_domain_alloc':
drivers/irqchip/irq-apple-fiq.c:390:9: warning: unused variable 'ret' [-Wunused-variable]
390 | int i, ret;
| ^~~
drivers/irqchip/irq-apple-fiq.c:389:18: warning: unused variable 'hwirq' [-Wunused-variable]
389 | irq_hw_number_t hwirq;
| ^~~~~
drivers/irqchip/irq-apple-fiq.c:388:15: warning: unused variable 'type' [-Wunused-variable]
388 | unsigned int type = IRQ_TYPE_NONE;
| ^~~~
drivers/irqchip/irq-apple-fiq.c: In function 'fiq_of_ic_init':
>> drivers/irqchip/irq-apple-fiq.c:537:40: error: 'FIQ_OTHER' undeclared (first use in this function)
537 | if (__irq_resolve_mapping(ic->domain, FIQ_OTHER, &fiq_other))
| ^~~~~~~~~
drivers/irqchip/irq-apple-fiq.c:537:40: note: each undeclared identifier is reported only once for each function it appears in
At top level:
drivers/irqchip/irq-apple-fiq.c:194:13: warning: 'fiq_ipi_eoi' defined but not used [-Wunused-function]
194 | static void fiq_ipi_eoi(struct irq_data *d)
| ^~~~~~~~~~~


vim +/FIQ_OTHER +537 drivers/irqchip/irq-apple-fiq.c

488
489 static int __init fiq_of_ic_init(struct device_node *node, struct device_node *parent)
490 {
491 struct fiq_irq_chip *ic;
492 unsigned int fiq_other;
493 int base_ipi = 0;
494 bool use_for_ipi = of_property_read_bool(node, "use-for-ipi");
495
496 ic = kzalloc(sizeof(*ic), GFP_KERNEL);
497 if (!ic)
498 return -ENOMEM;
499
500 fiq_irqc = ic;
501
502 ic->domain = irq_domain_create_linear(of_node_to_fwnode(node),
503 NR_FIQ, &irq_domain_ops, ic);
504 if (WARN_ON(!ic->domain)) {
505 kfree(ic);
506 return -ENODEV;
507 }
508
509 ic->ipi_domain =
510 irq_domain_create_hierarchy(NULL,
511 IRQ_DOMAIN_FLAG_IPI_SINGLE,
512 FIQ_NR_IPI,
513 __irq_domain_alloc_fwnode(IRQCHIP_FWNODE_NAMED, 0, "fiq-ipi", NULL),
514 &ipi_domain_ops, ic);
515 if (ic->ipi_domain) {
516 if (use_for_ipi) {
517 irq_domain_update_bus_token(ic->ipi_domain, DOMAIN_BUS_IPI);
518
519 base_ipi =__irq_domain_alloc_irqs(ic->ipi_domain, -1, FIQ_NR_IPI,
520 NUMA_NO_NODE, NULL, false, NULL);
521
522 printk("base IPI %d\n", base_ipi);
523 if (base_ipi >= 0)
524 set_smp_ipi_range(base_ipi, FIQ_NR_IPI);
525 }
526 }
527
528 set_handle_fiq(handle_fiq);
529
530 if (!is_kernel_in_hyp_mode())
531 pr_info("Kernel running in EL1, mapping interrupts");
532
533 cpuhp_setup_state(CPUHP_AP_IRQ_APPLE_FIQ_STARTING,
534 "irqchip/apple-fiq/fiq:starting",
535 fiq_init_cpu, NULL);
536
> 537 if (__irq_resolve_mapping(ic->domain, FIQ_OTHER, &fiq_other))
538 WARN_ON(request_irq(fiq_other, fiq_handler, IRQF_SHARED,
539 "PMC FIQ handler", ic) < 0);
540
541 pr_info("Initialized with %d FIQs, %sused for IPI\n", NR_FIQ,
542 use_for_ipi ? "" : "not ");;
543
544 return 0;
545 }
546

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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