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authorLukas Funke <Lukas.Funke@weidmueller.com>2023-11-22 11:07:48 +0300
committerChanwoo Choi <cw00.choi@samsung.com>2023-12-05 04:09:19 +0300
commitd03a7005d9688bed5f20ab1b6ec9601455d98ef5 (patch)
tree397e33a9e5f29bb5acde2b7371c37b389b7bbd88 /drivers/extcon
parente66523c72c9aae0ff0dae6859eb77b04de1e8e5f (diff)
downloadlinux-d03a7005d9688bed5f20ab1b6ec9601455d98ef5.tar.xz
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/02a701da2717$48abf150$da03d3f0$@samsung.com/ Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202311221355.yxYpTIw3-lkp@intel.com/ Signed-off-by: Lukas Funke <lukas.funke@weidmueller.com> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Diffstat (limited to 'drivers/extcon')
-rw-r--r--drivers/extcon/extcon-usbc-tusb320.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/extcon/extcon-usbc-tusb320.c b/drivers/extcon/extcon-usbc-tusb320.c
index 4d08c2123e59..2eab341de6b7 100644
--- 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);