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path: root/drivers/hid/i2c-hid/i2c-hid.c
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Diffstat (limited to 'drivers/hid/i2c-hid/i2c-hid.c')
-rw-r--r--drivers/hid/i2c-hid/i2c-hid.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index 9145c2129a96..e054ee43c1e2 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -46,6 +46,7 @@
/* quirks to control the device */
#define I2C_HID_QUIRK_SET_PWR_WAKEUP_DEV BIT(0)
+#define I2C_HID_QUIRK_NO_IRQ_AFTER_RESET BIT(1)
/* flags */
#define I2C_HID_STARTED 0
@@ -168,6 +169,8 @@ static const struct i2c_hid_quirks {
I2C_HID_QUIRK_SET_PWR_WAKEUP_DEV },
{ USB_VENDOR_ID_WEIDA, USB_DEVICE_ID_WEIDA_8755,
I2C_HID_QUIRK_SET_PWR_WAKEUP_DEV },
+ { I2C_VENDOR_ID_HANTICK, I2C_PRODUCT_ID_HANTICK_5288,
+ I2C_HID_QUIRK_NO_IRQ_AFTER_RESET },
{ 0, 0 }
};
@@ -252,7 +255,9 @@ static int __i2c_hid_command(struct i2c_client *client,
ret = 0;
- if (wait) {
+ if (wait && (ihid->quirks & I2C_HID_QUIRK_NO_IRQ_AFTER_RESET)) {
+ msleep(100);
+ } else if (wait) {
i2c_hid_dbg(ihid, "%s: waiting...\n", __func__);
if (!wait_event_timeout(ihid->wait,
!test_bit(I2C_HID_RESET_PENDING, &ihid->flags),