irqchip/gic: Clear enable bits before restoring them

[deliverable/linux.git] / drivers / irqchip / irq-gic.c

diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index 515c823c1c95cee63b46c18bed35bb70260ae9a9..bc846e7fec44ee4fea6b027b030f13f05fe581b3 100644 (file)
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -604,9 +604,12 @@ static void gic_dist_restore(unsigned int gic_nr)
                writel_relaxed(gic_data[gic_nr].saved_spi_target[i],
                        dist_base + GIC_DIST_TARGET + i * 4);
 
-       for (i = 0; i < DIV_ROUND_UP(gic_irqs, 32); i++)
+       for (i = 0; i < DIV_ROUND_UP(gic_irqs, 32); i++) {
+               writel_relaxed(GICD_INT_EN_CLR_X32,
+                       dist_base + GIC_DIST_ENABLE_CLEAR + i * 4);
                writel_relaxed(gic_data[gic_nr].saved_spi_enable[i],
                        dist_base + GIC_DIST_ENABLE_SET + i * 4);
+       }
 
        writel_relaxed(GICD_ENABLE, dist_base + GIC_DIST_CTRL);
 }
@@ -654,8 +657,11 @@ static void gic_cpu_restore(unsigned int gic_nr)
                return;
 
        ptr = raw_cpu_ptr(gic_data[gic_nr].saved_ppi_enable);
-       for (i = 0; i < DIV_ROUND_UP(32, 32); i++)
+       for (i = 0; i < DIV_ROUND_UP(32, 32); i++) {
+               writel_relaxed(GICD_INT_EN_CLR_X32,
+                              dist_base + GIC_DIST_ENABLE_CLEAR + i * 4);
                writel_relaxed(ptr[i], dist_base + GIC_DIST_ENABLE_SET + i * 4);
+       }
 
        ptr = raw_cpu_ptr(gic_data[gic_nr].saved_ppi_conf);
        for (i = 0; i < DIV_ROUND_UP(32, 16); i++)