Hi nvidia,
I have a problem about irq on my custom board:
[ 1.754397] irq 103: nobody cared (try booting with the "irqpoll" option)
[ 1.754515] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.9.140-tegra #210
[ 1.754582] Hardware name: Jetson-AGX (DT)
[ 1.754638] Call trace:
[ 1.754712] [<ffffff800808bdb8>] dump_backtrace+0x0/0x198
[ 1.754797] [<ffffff800808c37c>] show_stack+0x24/0x30
[ 1.754874] [<ffffff800845d820>] dump_stack+0x98/0xc0
[ 1.754950] [<ffffff80081261d4>] __report_bad_irq+0x3c/0xf8
[ 1.755031] [<ffffff8008126638>] note_interrupt+0x2c8/0x318
[ 1.755119] [<ffffff80081234d0>] handle_irq_event_percpu+0x50/0x60
[ 1.755200] [<ffffff8008123530>] handle_irq_event+0x50/0x80
[ 1.755281] [<ffffff80081272f8>] handle_fasteoi_irq+0xc8/0x1b8
[ 1.755383] [<ffffff800812224c>] generic_handle_irq+0x34/0x50
[ 1.755485] [<ffffff8008122930>] __handle_domain_irq+0x68/0xc0
[ 1.755554] [<ffffff8008080d44>] gic_handle_irq+0x5c/0xb0
[ 1.755637] [<ffffff8008082be8>] el1_irq+0xe8/0x18c
[ 1.755721] [<ffffff80080bb298>] irq_exit+0xd0/0x118
[ 1.755786] [<ffffff8008122934>] __handle_domain_irq+0x6c/0xc0
[ 1.755884] [<ffffff8008080d44>] gic_handle_irq+0x5c/0xb0
[ 1.755972] [<ffffff8008082be8>] el1_irq+0xe8/0x18c
[ 1.756063] [<ffffff8008085d20>] arch_cpu_idle+0x30/0x1b0
[ 1.756129] [<ffffff8008112d28>] cpu_startup_entry+0x140/0x200
[ 1.756222] [<ffffff8008f87934>] rest_init+0x84/0x90
[ 1.756289] [<ffffff8009640b64>] start_kernel+0x370/0x384
[ 1.756355] [<ffffff8009640204>] __primary_switched+0x80/0x94
[ 1.756420] handlers:
[ 1.756467] [<ffffff8008c7bb58>] tegra_mcerr_hard_irq threaded [<ffffff8008c7bd08>] tegra_mcerr_thread
[ 1.756590] Disabling IRQ #103
I’ve found the interrupt response function in platform/tegra/mc/mcerr.c, but I was not sure the pin number of this interrupt from the codes.
Can you tell me this pin number so that I can check the hardware problem.
Thanks.