extcon: usbc-tusb320: Set interrupt polarity based on device-tree

Remove 'IRQF_TRIGGER_FALLING' request which is not allowed on every interrupt controller (i.e. arm64 GIC). Replace flag by a request that depends on the actual device-tree setting. Link: https://lore.kernel.org/all/[email protected]/ Reported-by: kernel test robot <[email protected]> Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ Signed-off-by: Lukas Funke <[email protected]> Signed-off-by: Chanwoo Choi <[email protected]>
raymond-wx · Dec 5, 2023 · d03a700 · d03a700
1 parent e66523c
commit d03a700
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/drivers/extcon/extcon-usbc-tusb320.c b/drivers/extcon/extcon-usbc-tusb320.c
@@ -17,6 +17,7 @@
 #include <linux/usb/typec.h>
 #include <linux/usb/typec_altmode.h>
 #include <linux/usb/role.h>
+#include <linux/irq.h>
 
 #define TUSB320_REG8				0x8
 #define TUSB320_REG8_CURRENT_MODE_ADVERTISE	GENMASK(7, 6)
@@ -515,6 +516,8 @@ static int tusb320_probe(struct i2c_client *client)
 	const void *match_data;
 	unsigned int revision;
 	int ret;
+	u32 irq_trigger_type = IRQF_TRIGGER_FALLING;
+	struct irq_data *irq_d;
 
 	priv = devm_kzalloc(&client->dev, sizeof(*priv), GFP_KERNEL);
 	if (!priv)
@@ -568,9 +571,13 @@ static int tusb320_probe(struct i2c_client *client)
 		 */
 		tusb320_state_update_handler(priv, true);
 
+	irq_d = irq_get_irq_data(client->irq);
+	if (irq_d)
+		irq_trigger_type = irqd_get_trigger_type(irq_d);
+
 	ret = devm_request_threaded_irq(priv->dev, client->irq, NULL,
 					tusb320_irq_handler,
-					IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+					IRQF_ONESHOT | irq_trigger_type,
 					client->name, priv);
 	if (ret)
 		tusb320_typec_remove(priv);