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authorChen-Yu Tsai <wens@csie.org>2017-06-06 13:59:26 +0800
committerMarc Zyngier <marc.zyngier@arm.com>2017-06-22 14:07:02 +0100
commit11b345ab79a1986fd9da365f646621d9ced9dcfb (patch)
tree61d525bcec7bc72d507ff3647a7081d76a03e64a
parentc81a248069cd2f48f6326c35e2cdbd181cbc403c (diff)
irqchip/sunxi-nmi: Const-ify sunxi_sc_nmi_reg_offs structures
The sunxi_sc_nmi_reg_offs, which hold the register offsets for the various variants, is never modified, and only used at init time within the init functions referenced by IRQCHIP_DECLARE, which themselves are tagged __init. Const-ify the sunxi_sc_nmi_reg_offs structures, and tag them as __initconst. Signed-off-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
-rw-r--r--drivers/irqchip/irq-sunxi-nmi.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/irqchip/irq-sunxi-nmi.c b/drivers/irqchip/irq-sunxi-nmi.c
index 76f2431b6b7b..e713ec66322b 100644
--- a/drivers/irqchip/irq-sunxi-nmi.c
+++ b/drivers/irqchip/irq-sunxi-nmi.c
@@ -52,19 +52,19 @@ struct sunxi_sc_nmi_reg_offs {
u32 enable;
};
-static struct sunxi_sc_nmi_reg_offs sun6i_reg_offs = {
+static const struct sunxi_sc_nmi_reg_offs sun6i_reg_offs __initconst = {
.ctrl = SUN6I_NMI_CTRL,
.pend = SUN6I_NMI_PENDING,
.enable = SUN6I_NMI_ENABLE,
};
-static struct sunxi_sc_nmi_reg_offs sun7i_reg_offs = {
+static const struct sunxi_sc_nmi_reg_offs sun7i_reg_offs __initconst = {
.ctrl = SUN7I_NMI_CTRL,
.pend = SUN7I_NMI_PENDING,
.enable = SUN7I_NMI_ENABLE,
};
-static struct sunxi_sc_nmi_reg_offs sun9i_reg_offs = {
+static const struct sunxi_sc_nmi_reg_offs sun9i_reg_offs __initconst = {
.ctrl = SUN9I_NMI_CTRL,
.pend = SUN9I_NMI_PENDING,
.enable = SUN9I_NMI_ENABLE,
@@ -142,7 +142,7 @@ static int sunxi_sc_nmi_set_type(struct irq_data *data, unsigned int flow_type)
}
static int __init sunxi_sc_nmi_irq_init(struct device_node *node,
- struct sunxi_sc_nmi_reg_offs *reg_offs)
+ const struct sunxi_sc_nmi_reg_offs *reg_offs)
{
struct irq_domain *domain;
struct irq_chip_generic *gc;