[PATCH v4 02/14] irqchip/irq-bcm7038-l1: Remove .irq_cpu_offline()
From: Florian Fainelli <f.fainelli@gmail.com>
Date: 2021-10-09 02:20:41
Also in:
linux-arm-kernel, linux-mips, lkml
Subsystem:
broadcom bmips mips architecture, irqchip drivers, the rest · Maintainers:
Florian Fainelli, Thomas Gleixner, Linus Torvalds
With arch/mips/kernel/smp-bmips.c having been migrated away from irq_cpu_offline() and use irq_migrate_all_off_this_cpu() instead, we no longer need to implement an .irq_cpu_offline() callback. This is a necessary change to facilitate the building of this driver as a module. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> --- drivers/irqchip/irq-bcm7038-l1.c | 30 ------------------------------ 1 file changed, 30 deletions(-)
diff --git a/drivers/irqchip/irq-bcm7038-l1.c b/drivers/irqchip/irq-bcm7038-l1.c
index a035c385ca7a..750156217c82 100644
--- a/drivers/irqchip/irq-bcm7038-l1.c
+++ b/drivers/irqchip/irq-bcm7038-l1.c@@ -221,33 +221,6 @@ static int bcm7038_l1_set_affinity(struct irq_data *d, return 0; } -#ifdef CONFIG_SMP -static void bcm7038_l1_cpu_offline(struct irq_data *d) -{ - struct cpumask *mask = irq_data_get_affinity_mask(d); - int cpu = smp_processor_id(); - cpumask_t new_affinity; - - /* This CPU was not on the affinity mask */ - if (!cpumask_test_cpu(cpu, mask)) - return; - - if (cpumask_weight(mask) > 1) { - /* - * Multiple CPU affinity, remove this CPU from the affinity - * mask - */ - cpumask_copy(&new_affinity, mask); - cpumask_clear_cpu(cpu, &new_affinity); - } else { - /* Only CPU, put on the lowest online CPU */ - cpumask_clear(&new_affinity); - cpumask_set_cpu(cpumask_first(cpu_online_mask), &new_affinity); - } - irq_set_affinity_locked(d, &new_affinity, false); -} -#endif - static int __init bcm7038_l1_init_one(struct device_node *dn, unsigned int idx, struct bcm7038_l1_chip *intc)
@@ -396,9 +369,6 @@ static struct irq_chip bcm7038_l1_irq_chip = { .irq_mask = bcm7038_l1_mask, .irq_unmask = bcm7038_l1_unmask, .irq_set_affinity = bcm7038_l1_set_affinity, -#ifdef CONFIG_SMP - .irq_cpu_offline = bcm7038_l1_cpu_offline, -#endif #ifdef CONFIG_PM_SLEEP .irq_set_wake = bcm7038_l1_set_wake, #endif
--
2.25.1