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path: root/drivers/mfd/tps6586x.c
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Diffstat (limited to 'drivers/mfd/tps6586x.c')
-rw-r--r--drivers/mfd/tps6586x.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c
index f54fe4d4f77b..68906b17ee52 100644
--- a/drivers/mfd/tps6586x.c
+++ b/drivers/mfd/tps6586x.c
@@ -124,6 +124,7 @@ struct tps6586x {
struct i2c_client *client;
struct regmap *regmap;
+ int irq;
struct irq_chip irq_chip;
struct mutex irq_lock;
int irq_base;
@@ -261,12 +262,23 @@ static void tps6586x_irq_sync_unlock(struct irq_data *data)
mutex_unlock(&tps6586x->irq_lock);
}
+#ifdef CONFIG_PM_SLEEP
+static int tps6586x_irq_set_wake(struct irq_data *irq_data, unsigned int on)
+{
+ struct tps6586x *tps6586x = irq_data_get_irq_chip_data(irq_data);
+ return irq_set_irq_wake(tps6586x->irq, on);
+}
+#else
+#define tps6586x_irq_set_wake NULL
+#endif
+
static struct irq_chip tps6586x_irq_chip = {
.name = "tps6586x",
.irq_bus_lock = tps6586x_irq_lock,
.irq_bus_sync_unlock = tps6586x_irq_sync_unlock,
.irq_disable = tps6586x_irq_disable,
.irq_enable = tps6586x_irq_enable,
+ .irq_set_wake = tps6586x_irq_set_wake,
};
static int tps6586x_irq_map(struct irq_domain *h, unsigned int virq,
@@ -331,6 +343,8 @@ static int tps6586x_irq_init(struct tps6586x *tps6586x, int irq,
int new_irq_base;
int irq_num = ARRAY_SIZE(tps6586x_irqs);
+ tps6586x->irq = irq;
+
mutex_init(&tps6586x->irq_lock);
for (i = 0; i < 5; i++) {
tps6586x->mask_reg[i] = 0xff;
@@ -360,10 +374,8 @@ static int tps6586x_irq_init(struct tps6586x *tps6586x, int irq,
ret = request_threaded_irq(irq, NULL, tps6586x_irq, IRQF_ONESHOT,
"tps6586x", tps6586x);
- if (!ret) {
+ if (!ret)
device_init_wakeup(tps6586x->dev, 1);
- enable_irq_wake(irq);
- }
return ret;
}