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path: root/drivers/mfd/wm831x-irq.c
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Diffstat (limited to 'drivers/mfd/wm831x-irq.c')
-rw-r--r--drivers/mfd/wm831x-irq.c53
1 files changed, 33 insertions, 20 deletions
diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c
index 294183b6260..f7192d438aa 100644
--- a/drivers/mfd/wm831x-irq.c
+++ b/drivers/mfd/wm831x-irq.c
@@ -345,16 +345,16 @@ static inline struct wm831x_irq_data *irq_to_wm831x_irq(struct wm831x *wm831x,
return &wm831x_irqs[irq - wm831x->irq_base];
}
-static void wm831x_irq_lock(unsigned int irq)
+static void wm831x_irq_lock(struct irq_data *data)
{
- struct wm831x *wm831x = get_irq_chip_data(irq);
+ struct wm831x *wm831x = irq_data_get_irq_chip_data(data);
mutex_lock(&wm831x->irq_lock);
}
-static void wm831x_irq_sync_unlock(unsigned int irq)
+static void wm831x_irq_sync_unlock(struct irq_data *data)
{
- struct wm831x *wm831x = get_irq_chip_data(irq);
+ struct wm831x *wm831x = irq_data_get_irq_chip_data(data);
int i;
for (i = 0; i < ARRAY_SIZE(wm831x->irq_masks_cur); i++) {
@@ -371,28 +371,30 @@ static void wm831x_irq_sync_unlock(unsigned int irq)
mutex_unlock(&wm831x->irq_lock);
}
-static void wm831x_irq_unmask(unsigned int irq)
+static void wm831x_irq_unmask(struct irq_data *data)
{
- struct wm831x *wm831x = get_irq_chip_data(irq);
- struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x, irq);
+ struct wm831x *wm831x = irq_data_get_irq_chip_data(data);
+ struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x,
+ data->irq);
wm831x->irq_masks_cur[irq_data->reg - 1] &= ~irq_data->mask;
}
-static void wm831x_irq_mask(unsigned int irq)
+static void wm831x_irq_mask(struct irq_data *data)
{
- struct wm831x *wm831x = get_irq_chip_data(irq);
- struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x, irq);
+ struct wm831x *wm831x = irq_data_get_irq_chip_data(data);
+ struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x,
+ data->irq);
wm831x->irq_masks_cur[irq_data->reg - 1] |= irq_data->mask;
}
-static int wm831x_irq_set_type(unsigned int irq, unsigned int type)
+static int wm831x_irq_set_type(struct irq_data *data, unsigned int type)
{
- struct wm831x *wm831x = get_irq_chip_data(irq);
- int val;
+ struct wm831x *wm831x = irq_data_get_irq_chip_data(data);
+ int val, irq;
- irq = irq - wm831x->irq_base;
+ irq = data->irq - wm831x->irq_base;
if (irq < WM831X_IRQ_GPIO_1 || irq > WM831X_IRQ_GPIO_11) {
/* Ignore internal-only IRQs */
@@ -421,12 +423,12 @@ static int wm831x_irq_set_type(unsigned int irq, unsigned int type)
}
static struct irq_chip wm831x_irq_chip = {
- .name = "wm831x",
- .bus_lock = wm831x_irq_lock,
- .bus_sync_unlock = wm831x_irq_sync_unlock,
- .mask = wm831x_irq_mask,
- .unmask = wm831x_irq_unmask,
- .set_type = wm831x_irq_set_type,
+ .name = "wm831x",
+ .irq_bus_lock = wm831x_irq_lock,
+ .irq_bus_sync_unlock = wm831x_irq_sync_unlock,
+ .irq_mask = wm831x_irq_mask,
+ .irq_unmask = wm831x_irq_unmask,
+ .irq_set_type = wm831x_irq_set_type,
};
/* The processing of the primary interrupt occurs in a thread so that
@@ -515,6 +517,17 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq)
return 0;
}
+ /* Try to flag /IRQ as a wake source; there are a number of
+ * unconditional wake sources in the PMIC so this isn't
+ * conditional but we don't actually care *too* much if it
+ * fails.
+ */
+ ret = enable_irq_wake(irq);
+ if (ret != 0) {
+ dev_warn(wm831x->dev, "Can't enable IRQ as wake source: %d\n",
+ ret);
+ }
+
wm831x->irq = irq;
wm831x->irq_base = pdata->irq_base;