diff options
Diffstat (limited to 'sound/aoa/soundbus/i2sbus/core.c')
| -rw-r--r-- | sound/aoa/soundbus/i2sbus/core.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/sound/aoa/soundbus/i2sbus/core.c b/sound/aoa/soundbus/i2sbus/core.c index 5431d2c49421..f4d43c854bbd 100644 --- a/sound/aoa/soundbus/i2sbus/core.c +++ b/sound/aoa/soundbus/i2sbus/core.c @@ -93,14 +93,12 @@ static irqreturn_t i2sbus_bus_intr(int irq, void *devid) struct i2sbus_dev *dev = devid; u32 intreg; - spin_lock(&dev->low_lock); + guard(spinlock)(&dev->low_lock); intreg = in_le32(&dev->intfregs->intr_ctl); /* acknowledge interrupt reasons */ out_le32(&dev->intfregs->intr_ctl, intreg); - spin_unlock(&dev->low_lock); - return IRQ_HANDLED; } @@ -335,7 +333,7 @@ static int i2sbus_add_dev(struct macio_dev *macio, static int i2sbus_probe(struct macio_dev* dev, const struct of_device_id *match) { - struct device_node *np = NULL; + struct device_node *np; int got = 0, err; struct i2sbus_control *control = NULL; @@ -347,7 +345,7 @@ static int i2sbus_probe(struct macio_dev* dev, const struct of_device_id *match) return -ENODEV; } - while ((np = of_get_next_child(dev->ofdev.dev.of_node, np))) { + for_each_child_of_node(dev->ofdev.dev.of_node, np) { if (of_device_is_compatible(np, "i2sbus") || of_device_is_compatible(np, "i2s-modem")) { got += i2sbus_add_dev(dev, control, np); |