diff options
Diffstat (limited to 'drivers/irqchip/irq-riscv-aplic-direct.c')
| -rw-r--r-- | drivers/irqchip/irq-riscv-aplic-direct.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-riscv-aplic-direct.c b/drivers/irqchip/irq-riscv-aplic-direct.c index c2a75bf3d20c..5a9650225dd8 100644 --- a/drivers/irqchip/irq-riscv-aplic-direct.c +++ b/drivers/irqchip/irq-riscv-aplic-direct.c @@ -8,6 +8,7 @@ #include <linux/bitfield.h> #include <linux/bitops.h> #include <linux/cpu.h> +#include <linux/cpumask.h> #include <linux/interrupt.h> #include <linux/irqchip.h> #include <linux/irqchip/chained_irq.h> @@ -171,6 +172,15 @@ static void aplic_idc_set_delivery(struct aplic_idc *idc, bool en) writel(de, idc->regs + APLIC_IDC_IDELIVERY); } +void aplic_direct_restore_states(struct aplic_priv *priv) +{ + struct aplic_direct *direct = container_of(priv, struct aplic_direct, priv); + int cpu; + + for_each_cpu(cpu, &direct->lmask) + aplic_idc_set_delivery(per_cpu_ptr(&aplic_idcs, cpu), true); +} + static int aplic_direct_dying_cpu(unsigned int cpu) { if (aplic_direct_parent_irq) |