[ARM] Fix Integrator and Versatile interrupt initialisation
Both Integrator and Versatile were using set_irq_handler() and
enable_irq(), and working around the initialisation of the
chained interrupt, instead of the more correct
set_irq_chained_handler() function. Fix Integrator and
Versatile to use the right function, and remove these work-arounds.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c
index a0724f2..9f55f5a 100644
--- a/arch/arm/mach-integrator/integrator_cp.c
+++ b/arch/arm/mach-integrator/integrator_cp.c
@@ -232,8 +232,6 @@
for (i = IRQ_PIC_START; i <= IRQ_PIC_END; i++) {
if (i == 11)
i = 22;
- if (i == IRQ_CP_CPPLDINT)
- i++;
if (i == 29)
break;
set_irq_chip(i, &pic_chip);
@@ -259,8 +257,7 @@
set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
}
- set_irq_handler(IRQ_CP_CPPLDINT, sic_handle_irq);
- pic_unmask_irq(IRQ_CP_CPPLDINT);
+ set_irq_chained_handler(IRQ_CP_CPPLDINT, sic_handle_irq);
}
/*
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index 799697d..cebd48a 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -112,10 +112,9 @@
{
unsigned int i;
- vic_init(VA_VIC_BASE, IRQ_VIC_START, ~(1 << 31));
+ vic_init(VA_VIC_BASE, IRQ_VIC_START, ~0);
- set_irq_handler(IRQ_VICSOURCE31, sic_handle_irq);
- enable_irq(IRQ_VICSOURCE31);
+ set_irq_chained_handler(IRQ_VICSOURCE31, sic_handle_irq);
/* Do second interrupt controller */
writel(~0, VA_SIC_BASE + SIC_IRQ_ENABLE_CLEAR);