diff options
Diffstat (limited to 'drivers/bluetooth/hci_bcm.c')
| -rw-r--r-- | drivers/bluetooth/hci_bcm.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c index b236cb11c0dc..19e4587f366c 100644 --- a/drivers/bluetooth/hci_bcm.c +++ b/drivers/bluetooth/hci_bcm.c @@ -118,6 +118,7 @@ struct bcm_device { u32 oper_speed; int irq; bool irq_active_low; + bool irq_acquired; #ifdef CONFIG_PM struct hci_uart *hu; @@ -333,6 +334,8 @@ static int bcm_request_irq(struct bcm_data *bcm) goto unlock; } + bdev->irq_acquired = true; + device_init_wakeup(bdev->dev, true); pm_runtime_set_autosuspend_delay(bdev->dev, @@ -514,7 +517,7 @@ static int bcm_close(struct hci_uart *hu) } if (bdev) { - if (IS_ENABLED(CONFIG_PM) && bdev->irq > 0) { + if (IS_ENABLED(CONFIG_PM) && bdev->irq_acquired) { devm_free_irq(bdev->dev, bdev->irq, bdev); device_init_wakeup(bdev->dev, false); pm_runtime_disable(bdev->dev); @@ -1153,7 +1156,8 @@ static int bcm_of_probe(struct bcm_device *bdev) device_property_read_u8_array(bdev->dev, "brcm,bt-pcm-int-params", bdev->pcm_int_params, 5); bdev->irq = of_irq_get_byname(bdev->dev->of_node, "host-wakeup"); - + bdev->irq_active_low = irq_get_trigger_type(bdev->irq) + & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_LEVEL_LOW); return 0; } |