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HID: i2c-hid: Add a quirk for a Cirque I2C device.

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Cirque touchpads with PID D0C1 generate an error when probed
by the I2C HID driver, resulting in no hidraw device created.
Adding I2C_HID_QUIRK_NO_IRQ_AFTER_RESET fixes the issue.

Signed-off-by: Vadim Klishko <vadim@cirque.com>
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
This commit is contained in:
Vadim Klishko 2026-07-27 22:17:18 -06:00 committed by Benjamin Tissoires
parent d0ad81b2b5
commit 1c942462c3
2 changed files with 3 additions and 0 deletions
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1
drivers/hid/hid-ids.h
View File

@ -338,6 +338,7 @@
#define I2C_VENDOR_ID_CIRQUE 0x0488
#define I2C_PRODUCT_ID_CIRQUE_1063 0x1063
#define I2C_PRODUCT_ID_CIRQUE_D0C1 0xD0C1
#define USB_VENDOR_ID_CJTOUCH 0x24b8
#define USB_DEVICE_ID_CJTOUCH_MULTI_TOUCH_0020 0x0020

2
drivers/hid/i2c-hid/i2c-hid-core.c
View File

@ -136,6 +136,8 @@ static const struct i2c_hid_quirks {
I2C_HID_QUIRK_BAD_INPUT_SIZE },
{ I2C_VENDOR_ID_CIRQUE, I2C_PRODUCT_ID_CIRQUE_1063,
I2C_HID_QUIRK_NO_SLEEP_ON_SUSPEND },
{ I2C_VENDOR_ID_CIRQUE, I2C_PRODUCT_ID_CIRQUE_D0C1,
I2C_HID_QUIRK_NO_IRQ_AFTER_RESET },
/*
* Without additional power on command, at least some QTEC devices send garbage
*/