linux-kernel - [PATCH] bluetooth: hci_bcm: enable IRQ capability from node

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Message-Id: <20191204071651.14977-1-glaroque@baylibre.com>
Date:   Wed,  4 Dec 2019 08:16:51 +0100
From:   Guillaume La Roque <glaroque@...libre.com>
To:     marcel@...tmann.org, johan.hedberg@...il.com,
        linux-bluetooth@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, khilman@...libre.com
Subject: [PATCH] bluetooth: hci_bcm: enable IRQ capability from node

Actually IRQ can be found from GPIO but all platorms don't support
gpiod_to_irq, it's the case on amlogic chip.
so to have possibility to use interrupt mode we need to add interrupts
field in node and support it in driver.

Signed-off-by: Guillaume La Roque <glaroque@...libre.com>
---
 drivers/bluetooth/hci_bcm.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index 7646636f2d18..9b024e1e36e2 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -1372,6 +1372,7 @@ static struct platform_driver bcm_driver = {
 static int bcm_serdev_probe(struct serdev_device *serdev)
 {
 	struct bcm_device *bcmdev;
+	struct platform_device *pdev;
 	int err;
 
 	bcmdev = devm_kzalloc(&serdev->dev, sizeof(*bcmdev), GFP_KERNEL);
@@ -1384,6 +1385,8 @@ static int bcm_serdev_probe(struct serdev_device *serdev)
 #endif
 	bcmdev->serdev_hu.serdev = serdev;
 	serdev_device_set_drvdata(serdev, bcmdev);
+	pdev = to_platform_device(bcmdev->dev);
+	bcmdev->irq = platform_get_irq(pdev, 0);
 
 	if (has_acpi_companion(&serdev->dev))
 		err = bcm_acpi_probe(bcmdev);
-- 
2.17.1