[PATCH 2/5] ARC: [intc-compact] setup TIMER as percpu_dev
Vineet Gupta
Vineet.Gupta1 at synopsys.com
Thu Jan 28 23:36:36 PST 2016
This removes the quirk from arc_request_percpu_irq() and paves way for
future simplifications
Signed-off-by: Vineet Gupta <vgupta at synopsys.com>
---
arch/arc/kernel/intc-compact.c | 3 ++-
arch/arc/kernel/irq.c | 12 ------------
2 files changed, 2 insertions(+), 13 deletions(-)
diff --git a/arch/arc/kernel/intc-compact.c b/arch/arc/kernel/intc-compact.c
index 2955b39ea2b0..d31bc647146d 100644
--- a/arch/arc/kernel/intc-compact.c
+++ b/arch/arc/kernel/intc-compact.c
@@ -81,8 +81,9 @@ static struct irq_chip onchip_intc = {
static int arc_intc_domain_map(struct irq_domain *d, unsigned int irq,
irq_hw_number_t hw)
{
- switch (irq) {
+ switch (hw) {
case TIMER0_IRQ:
+ irq_set_percpu_devid(irq);
irq_set_chip_and_handler(irq, &onchip_intc, handle_percpu_irq);
break;
default:
diff --git a/arch/arc/kernel/irq.c b/arch/arc/kernel/irq.c
index ba17f85285cf..88074b50456b 100644
--- a/arch/arc/kernel/irq.c
+++ b/arch/arc/kernel/irq.c
@@ -72,18 +72,6 @@ void arc_request_percpu_irq(int irq, int cpu,
if (!cpu) {
int rc;
-#ifdef CONFIG_ISA_ARCOMPACT
- /*
- * A subsequent request_percpu_irq() fails if percpu_devid is
- * not set. That in turns sets NOAUTOEN, meaning each core needs
- * to call enable_percpu_irq()
- *
- * For ARCv2, this is done in irq map function since we know
- * which irqs are strictly per cpu
- */
- irq_set_percpu_devid(irq);
-#endif
-
rc = request_percpu_irq(irq, isr, irq_nm, percpu_dev);
if (rc)
panic("Percpu IRQ request failed for %d\n", irq);
--
2.5.0
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