[PATCH] HID: alps: fix stick device not working after resume

From: Kai-Heng Feng
Date: Mon Sep 19 2016 - 03:42:05 EST


The stick device does not work after resume, add U1_SP_ABS_MODE flag can
make the device work after resume.

Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
---
drivers/hid/hid-alps.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/hid/hid-alps.c b/drivers/hid/hid-alps.c
index 048befd..390f8d3 100644
--- a/drivers/hid/hid-alps.c
+++ b/drivers/hid/hid-alps.c
@@ -244,13 +244,13 @@ static int alps_raw_event(struct hid_device *hdev,
static int alps_post_reset(struct hid_device *hdev)
{
return u1_read_write_register(hdev, ADDRESS_U1_DEV_CTRL_1,
- NULL, U1_TP_ABS_MODE, false);
+ NULL, U1_TP_ABS_MODE | U1_SP_ABS_MODE, false);
}

static int alps_post_resume(struct hid_device *hdev)
{
return u1_read_write_register(hdev, ADDRESS_U1_DEV_CTRL_1,
- NULL, U1_TP_ABS_MODE, false);
+ NULL, U1_TP_ABS_MODE | U1_SP_ABS_MODE, false);
}
#endif /* CONFIG_PM */

--
2.9.3