diff options
Diffstat (limited to 'drivers/irqchip/irq-gic-common.c')
| -rw-r--r-- | drivers/irqchip/irq-gic-common.c | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/drivers/irqchip/irq-gic-common.c b/drivers/irqchip/irq-gic-common.c index ad96ebb0c7ab..9448e391cb71 100644 --- a/drivers/irqchip/irq-gic-common.c +++ b/drivers/irqchip/irq-gic-common.c @@ -24,11 +24,8 @@ int gic_configure_irq(unsigned int irq, unsigned int type, void __iomem *base, void (*sync_access)(void)) { - u32 enablemask = 1 << (irq % 32); - u32 enableoff = (irq / 32) * 4; u32 confmask = 0x2 << ((irq % 16) * 2); u32 confoff = (irq / 16) * 4; - bool enabled = false; u32 val, oldval; int ret = 0; @@ -43,17 +40,6 @@ int gic_configure_irq(unsigned int irq, unsigned int type, val |= confmask; /* - * As recommended by the spec, disable the interrupt before changing - * the configuration - */ - if (readl_relaxed(base + GIC_DIST_ENABLE_SET + enableoff) & enablemask) { - writel_relaxed(enablemask, base + GIC_DIST_ENABLE_CLEAR + enableoff); - if (sync_access) - sync_access(); - enabled = true; - } - - /* * Write back the new configuration, and possibly re-enable * the interrupt. If we tried to write a new configuration and failed, * return an error. @@ -62,9 +48,6 @@ int gic_configure_irq(unsigned int irq, unsigned int type, if (readl_relaxed(base + GIC_DIST_CONFIG + confoff) != val && val != oldval) ret = -EINVAL; - if (enabled) - writel_relaxed(enablemask, base + GIC_DIST_ENABLE_SET + enableoff); - if (sync_access) sync_access(); |