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| author | Florian Fainelli <f.fainelli@gmail.com> | 2019-03-20 20:39:19 +0100 |
|---|---|---|
| committer | Marc Zyngier <marc.zyngier@arm.com> | 2019-04-29 16:00:02 +0200 |
| commit | 082ce27ff4215a4863d885a48dc443f66f833818 (patch) | |
| tree | 28c8a7dccd822bd7f46e280800d08faf189f6ca4 /drivers/irqchip/irq-brcmstb-l2.c | |
| parent | Linux 5.1-rc5 (diff) | |
| download | linux-082ce27ff4215a4863d885a48dc443f66f833818.tar.xz linux-082ce27ff4215a4863d885a48dc443f66f833818.zip | |
irqchip/bcm: Restore registration print with %pOF
It is useful to print which interrupt controllers are registered in the
system and which parent IRQ they use, especially given that L2 interrupt
controllers do not call request_irq() on their parent interrupt and do
not appear under /proc/interrupts for that reason.
We used to print the base register address virtual address which had
little value, use %pOF to print the path to the Device Tree node which
maps to the physical address more easily and is what people need to
troubleshoot systems.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'drivers/irqchip/irq-brcmstb-l2.c')
| -rw-r--r-- | drivers/irqchip/irq-brcmstb-l2.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-brcmstb-l2.c b/drivers/irqchip/irq-brcmstb-l2.c index 5e4ca139e4ea..a0642b59befa 100644 --- a/drivers/irqchip/irq-brcmstb-l2.c +++ b/drivers/irqchip/irq-brcmstb-l2.c @@ -264,6 +264,8 @@ static int __init brcmstb_l2_intc_of_init(struct device_node *np, ct->chip.irq_set_wake = irq_gc_set_wake; } + pr_info("registered L2 intc (%pOF, parent irq: %d)\n", np, parent_irq); + return 0; out_free_domain: |