For ITS test we plan to reuse the ipi_enable() code to
install the IRQ handler and enable the IRQ at CPU level.
Let's rename the function into setup_irq().
Signed-off-by: Eric Auger <eric.auger@xxxxxxxxxx>
---
arm/gic.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/arm/gic.c b/arm/gic.c
index 88c5f49..cbaab3f 100644
--- a/arm/gic.c
+++ b/arm/gic.c
@@ -134,6 +134,8 @@ static void check_irqnr(u32 irqnr)
bad_irq[smp_processor_id()] = irqnr;
}
+typedef void (*handler_t)(struct pt_regs *regs __unused);
+
static void ipi_handler(struct pt_regs *regs __unused)
{
u32 irqstat = gic_read_iar();
@@ -209,20 +211,20 @@ static void ipi_test_smp(void)
report_prefix_pop();
}
-static void ipi_enable(void)
+static void setup_irq(handler_t handler)
{
gic_enable_defaults();
#ifdef __arm__
- install_exception_handler(EXCPTN_IRQ, ipi_handler);
+ install_exception_handler(EXCPTN_IRQ, handler);
#else
- install_irq_handler(EL1H_IRQ, ipi_handler);
+ install_irq_handler(EL1H_IRQ, handler);
#endif
local_irq_enable();
}
static void ipi_send(void)
{
- ipi_enable();
+ setup_irq(ipi_handler);
wait_on_ready();
ipi_test_self();
ipi_test_smp();
@@ -232,7 +234,7 @@ static void ipi_send(void)
static void ipi_recv(void)
{
- ipi_enable();
+ setup_irq(ipi_handler);
cpumask_set_cpu(smp_processor_id(), &ready);
while (1)
wfi();
@@ -323,7 +325,7 @@ int main(int argc, char **argv)
if (argc < 2) {
report_prefix_push("ipi");
- ipi_enable();
+ setup_irq(ipi_handler);
ipi_test_self();
check_spurious();
report_prefix_pop();
--
2.5.5
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