MIPS: Replace setup_irq() by request_irq()
request_irq() is preferred over setup_irq(). Invocations of setup_irq()
occur after memory allocators are ready.
Per tglx[1], setup_irq() existed in olden days when allocators were not
ready by the time early interrupts were initialized.
Hence replace setup_irq() by request_irq().
remove_irq() has been replaced by free_irq() as well.
There were build error's during previous version, couple of which was
reported by kbuild test robot <lkp@intel.com> of which one was reported
by Thomas Bogendoerfer <tsbogend@alpha.franken.de> as well. There were a
few more issues including build errors, those also have been fixed.
[1] https://lkml.kernel.org/r/alpine.DEB.2.20.1710191609480.1971@nanos
Signed-off-by: afzal mohammed <afzal.mohd.ma@gmail.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
diff --git a/arch/mips/mti-malta/malta-int.c b/arch/mips/mti-malta/malta-int.c
index a840e0c..03d85b2 100644
--- a/arch/mips/mti-malta/malta-int.c
+++ b/arch/mips/mti-malta/malta-int.c
@@ -144,12 +144,6 @@ static irqreturn_t corehi_handler(int irq, void *dev_id)
return IRQ_HANDLED;
}
-static struct irqaction corehi_irqaction = {
- .handler = corehi_handler,
- .name = "CoreHi",
- .flags = IRQF_NO_THREAD,
-};
-
static msc_irqmap_t msc_irqmap[] __initdata = {
{MSC01C_INT_TMR, MSC01_IRQ_EDGE, 0},
{MSC01C_INT_PCI, MSC01_IRQ_LEVEL, 0},
@@ -223,5 +217,7 @@ void __init arch_init_irq(void)
corehi_irq = MIPS_CPU_IRQ_BASE + MIPSCPU_INT_COREHI;
}
- setup_irq(corehi_irq, &corehi_irqaction);
+ if (request_irq(corehi_irq, corehi_handler, IRQF_NO_THREAD, "CoreHi",
+ NULL))
+ pr_err("Failed to request irq %d (CoreHi)\n", corehi_irq);
}