From: Soohyun Kim <soohyuni.kim@samsung.com>
Date: Thu, 2 Nov 2017 01:00:02 +0000 (+0900)
Subject: [COMMON] irq: Bound irq to boot cluster when multi target irq scenario.
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0478798c877d0b8f3f7a255c361febd7bfdcfbc4;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

[COMMON] irq: Bound irq to boot cluster when multi target irq scenario.

IRQD_GIC_MULTI_TARGET flag is enabled, All CPU can receive
interrupts. It cause increase power consumption, so we need to
limits the interrupt only to the boot cluster.

Change-Id: I9a44a07fd12220f8a2cfdd5539ccf52aec80677d
Signed-off-by: Soohyun Kim <soohyuni.kim@samsung.com>
---

diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index fc1675505496..ae34a1ebf9ef 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -336,7 +336,10 @@ static int gic_set_affinity(struct irq_data *d, const struct cpumask *mask_val,
 		bit = 0;
 		if (!cpumask_and(&temp_mask, mask_val, cpu_online_mask))
 			goto err_out;
-
+#ifndef CONFIG_SCHED_HMP
+		if (!cpumask_and(&temp_mask, &temp_mask, cpu_coregroup_mask(0)))
+			goto err_out;
+#endif
 		for_each_cpu(cpu, &temp_mask) {
 			if (cpu >= NR_GIC_CPU_IF || cpu >= nr_cpu_ids)
 				goto err_out;