Re: [PATCH] HID: hid-multitouch: Only match MT interfaces
From: Benjamin Tissoires
Date: Fri May 04 2012 - 07:59:47 EST
Hi Henrik,
thanks for submitting this.
On Thu, May 3, 2012 at 4:42 PM, Henrik Rydberg <rydberg@xxxxxxxxxxx> wrote:
> All known hid-multitouch devices currently match any device group.
> However, some devices present interfaces belonging to different groups,
> resulting in a race between the hid-generic and hid-multitouch modules.
> This patch narrows the MT device list to match only HID_GROUP_MULTITOUCH,
> which solves the problem.
>
> Reported-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxx>
> Signed-off-by: Henrik Rydberg <rydberg@xxxxxxxxxxx>
> ---
> drivers/hid/hid-multitouch.c | 145 +++++++++++++++++++++---------------------
> 1 file changed, 74 insertions(+), 71 deletions(-)
>
> diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
> index ea465f1..20e9552 100644
> --- a/drivers/hid/hid-multitouch.c
> +++ b/drivers/hid/hid-multitouch.c
> @@ -110,6 +110,9 @@ struct mt_device {
>
> #define MT_DEFAULT_MAXCONTACT 10
>
> +#define MT_USB_DEVICE(v, p) HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH, v, p)
> +#define MT_BT_DEVICE(v, p) HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_MULTITOUCH, v, p)
> +
> /*
> * these device-dependent functions determine what slot corresponds
> * to a valid contact that was just read.
> @@ -735,276 +738,276 @@ static const struct hid_device_id mt_devices[] = {
>
> /* 3M panels */
> { .driver_data = MT_CLS_3M,
> - HID_USB_DEVICE(USB_VENDOR_ID_3M,
> + MT_USB_DEVICE(USB_VENDOR_ID_3M,
> USB_DEVICE_ID_3M1968) },
> { .driver_data = MT_CLS_3M,
> - HID_USB_DEVICE(USB_VENDOR_ID_3M,
> + MT_USB_DEVICE(USB_VENDOR_ID_3M,
> USB_DEVICE_ID_3M2256) },
> { .driver_data = MT_CLS_3M,
> - HID_USB_DEVICE(USB_VENDOR_ID_3M,
> + MT_USB_DEVICE(USB_VENDOR_ID_3M,
> USB_DEVICE_ID_3M3266) },
>
> /* ActionStar panels */
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR,
> + MT_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR,
> USB_DEVICE_ID_ACTIONSTAR_1011) },
>
> /* Atmel panels */
> { .driver_data = MT_CLS_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_ATMEL,
> + MT_USB_DEVICE(USB_VENDOR_ID_ATMEL,
> USB_DEVICE_ID_ATMEL_MULTITOUCH) },
> { .driver_data = MT_CLS_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_ATMEL,
> + MT_USB_DEVICE(USB_VENDOR_ID_ATMEL,
> USB_DEVICE_ID_ATMEL_MXT_DIGITIZER) },
>
You are missing /* Baanto multitouch devices */ here. Please use the
branch for-next of Jiri....
> /* Cando panels */
> { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
> - HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
> + MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
> USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
> { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
> - HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
> + MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
> USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) },
> { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
> - HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
> + MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
> USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
> { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
> - HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
> + MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
> USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
>
> /* Chunghwa Telecom touch panels */
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT,
> + MT_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT,
> USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
>
> /* CVTouch panels */
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH,
> + MT_USB_DEVICE(USB_VENDOR_ID_CVTOUCH,
> USB_DEVICE_ID_CVTOUCH_SCREEN) },
>
> /* Cypress panel */
> { .driver_data = MT_CLS_CYPRESS,
> - HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS,
> + MT_USB_DEVICE(USB_VENDOR_ID_CYPRESS,
> USB_DEVICE_ID_CYPRESS_TRUETOUCH) },
Please keep the HID_USB_DEVICE for this at least as I don't want to
expose the other interfaces of this particular device (they'll get the
same name than the multitouch one, which may confuse the end-user).
Thanks,
Benjamin
>
> /* eGalax devices (resistive) */
> { .driver_data = MT_CLS_EGALAX,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
> { .driver_data = MT_CLS_EGALAX,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
>
> /* eGalax devices (capacitive) */
> { .driver_data = MT_CLS_EGALAX,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
> { .driver_data = MT_CLS_EGALAX_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7207) },
> { .driver_data = MT_CLS_EGALAX_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) },
> { .driver_data = MT_CLS_EGALAX_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) },
> { .driver_data = MT_CLS_EGALAX_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_722A) },
> { .driver_data = MT_CLS_EGALAX,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
> { .driver_data = MT_CLS_EGALAX_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7262) },
> { .driver_data = MT_CLS_EGALAX,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
> { .driver_data = MT_CLS_EGALAX_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72AA) },
> { .driver_data = MT_CLS_EGALAX,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72FA) },
> { .driver_data = MT_CLS_EGALAX,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
> { .driver_data = MT_CLS_EGALAX_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349) },
> { .driver_data = MT_CLS_EGALAX_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_DWAV,
> + MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
> USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
>
> /* Elo TouchSystems IntelliTouch Plus panel */
> { .driver_data = MT_CLS_DUAL_NSMU_CONTACTID,
> - HID_USB_DEVICE(USB_VENDOR_ID_ELO,
> + MT_USB_DEVICE(USB_VENDOR_ID_ELO,
> USB_DEVICE_ID_ELO_TS2515) },
>
> /* GeneralTouch panel */
> { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTNUMBER,
> - HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
> + MT_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
> USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
>
> /* Gametel game controller */
> { .driver_data = MT_CLS_DEFAULT,
> - HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_FRUCTEL,
> + MT_BT_DEVICE(USB_VENDOR_ID_FRUCTEL,
> USB_DEVICE_ID_GAMETEL_MT_MODE) },
>
> /* GoodTouch panels */
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH,
> + MT_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH,
> USB_DEVICE_ID_GOODTOUCH_000f) },
>
> /* Hanvon panels */
> { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
> - HID_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT,
> + MT_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT,
> USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
>
> /* Ideacom panel */
> { .driver_data = MT_CLS_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM,
> + MT_USB_DEVICE(USB_VENDOR_ID_IDEACOM,
> USB_DEVICE_ID_IDEACOM_IDC6650) },
> { .driver_data = MT_CLS_SERIAL,
> - HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM,
> + MT_USB_DEVICE(USB_VENDOR_ID_IDEACOM,
> USB_DEVICE_ID_IDEACOM_IDC6651) },
>
> /* Ilitek dual touch panel */
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_ILITEK,
> + MT_USB_DEVICE(USB_VENDOR_ID_ILITEK,
> USB_DEVICE_ID_ILITEK_MULTITOUCH) },
>
> /* IRTOUCH panels */
> { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
> - HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS,
> + MT_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS,
> USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
>
> /* LG Display panels */
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_LG,
> + MT_USB_DEVICE(USB_VENDOR_ID_LG,
> USB_DEVICE_ID_LG_MULTITOUCH) },
>
> /* Lumio panels */
> { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
> - HID_USB_DEVICE(USB_VENDOR_ID_LUMIO,
> + MT_USB_DEVICE(USB_VENDOR_ID_LUMIO,
> USB_DEVICE_ID_CRYSTALTOUCH) },
> { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
> - HID_USB_DEVICE(USB_VENDOR_ID_LUMIO,
> + MT_USB_DEVICE(USB_VENDOR_ID_LUMIO,
> USB_DEVICE_ID_CRYSTALTOUCH_DUAL) },
>
> /* MosArt panels */
> { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
> - HID_USB_DEVICE(USB_VENDOR_ID_ASUS,
> + MT_USB_DEVICE(USB_VENDOR_ID_ASUS,
> USB_DEVICE_ID_ASUS_T91MT)},
> { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
> - HID_USB_DEVICE(USB_VENDOR_ID_ASUS,
> + MT_USB_DEVICE(USB_VENDOR_ID_ASUS,
> USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
> { .driver_data = MT_CLS_CONFIDENCE_MINUS_ONE,
> - HID_USB_DEVICE(USB_VENDOR_ID_TURBOX,
> + MT_USB_DEVICE(USB_VENDOR_ID_TURBOX,
> USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
>
> /* Panasonic panels */
> { .driver_data = MT_CLS_PANASONIC,
> - HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
> + MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
> USB_DEVICE_ID_PANABOARD_UBT780) },
> { .driver_data = MT_CLS_PANASONIC,
> - HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
> + MT_USB_DEVICE(USB_VENDOR_ID_PANASONIC,
> USB_DEVICE_ID_PANABOARD_UBT880) },
>
> /* PenMount panels */
> { .driver_data = MT_CLS_CONFIDENCE,
> - HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT,
> + MT_USB_DEVICE(USB_VENDOR_ID_PENMOUNT,
> USB_DEVICE_ID_PENMOUNT_PCI) },
>
> /* PixArt optical touch screen */
> { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
> - HID_USB_DEVICE(USB_VENDOR_ID_PIXART,
> + MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
> USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
> { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
> - HID_USB_DEVICE(USB_VENDOR_ID_PIXART,
> + MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
> USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) },
> { .driver_data = MT_CLS_INRANGE_CONTACTNUMBER,
> - HID_USB_DEVICE(USB_VENDOR_ID_PIXART,
> + MT_USB_DEVICE(USB_VENDOR_ID_PIXART,
> USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
>
> /* PixCir-based panels */
> { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
> - HID_USB_DEVICE(USB_VENDOR_ID_HANVON,
> + MT_USB_DEVICE(USB_VENDOR_ID_HANVON,
> USB_DEVICE_ID_HANVON_MULTITOUCH) },
> { .driver_data = MT_CLS_DUAL_INRANGE_CONTACTID,
> - HID_USB_DEVICE(USB_VENDOR_ID_CANDO,
> + MT_USB_DEVICE(USB_VENDOR_ID_CANDO,
> USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
>
> /* Quanta-based panels */
> { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID,
> - HID_USB_DEVICE(USB_VENDOR_ID_QUANTA,
> + MT_USB_DEVICE(USB_VENDOR_ID_QUANTA,
> USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) },
> { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID,
> - HID_USB_DEVICE(USB_VENDOR_ID_QUANTA,
> + MT_USB_DEVICE(USB_VENDOR_ID_QUANTA,
> USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3001) },
> { .driver_data = MT_CLS_CONFIDENCE_CONTACT_ID,
> - HID_USB_DEVICE(USB_VENDOR_ID_QUANTA,
> + MT_USB_DEVICE(USB_VENDOR_ID_QUANTA,
> USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH_3008) },
>
> /* Stantum panels */
> { .driver_data = MT_CLS_CONFIDENCE,
> - HID_USB_DEVICE(USB_VENDOR_ID_STANTUM,
> + MT_USB_DEVICE(USB_VENDOR_ID_STANTUM,
> USB_DEVICE_ID_MTP)},
> { .driver_data = MT_CLS_CONFIDENCE,
> - HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM,
> + MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM,
> USB_DEVICE_ID_MTP_STM)},
> { .driver_data = MT_CLS_CONFIDENCE,
> - HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX,
> + MT_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX,
> USB_DEVICE_ID_MTP_SITRONIX)},
>
> /* TopSeed panels */
> { .driver_data = MT_CLS_TOPSEED,
> - HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2,
> + MT_USB_DEVICE(USB_VENDOR_ID_TOPSEED2,
> USB_DEVICE_ID_TOPSEED2_PERIPAD_701) },
>
> /* Touch International panels */
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL,
> + MT_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL,
> USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
>
> /* Unitec panels */
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_UNITEC,
> + MT_USB_DEVICE(USB_VENDOR_ID_UNITEC,
> USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_UNITEC,
> + MT_USB_DEVICE(USB_VENDOR_ID_UNITEC,
> USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
> /* XAT */
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_XAT,
> + MT_USB_DEVICE(USB_VENDOR_ID_XAT,
> USB_DEVICE_ID_XAT_CSR) },
>
> /* Xiroku */
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> + MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> USB_DEVICE_ID_XIROKU_SPX) },
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> + MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> USB_DEVICE_ID_XIROKU_MPX) },
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> + MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> USB_DEVICE_ID_XIROKU_CSR) },
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> + MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> USB_DEVICE_ID_XIROKU_SPX1) },
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> + MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> USB_DEVICE_ID_XIROKU_MPX1) },
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> + MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> USB_DEVICE_ID_XIROKU_CSR1) },
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> + MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> USB_DEVICE_ID_XIROKU_SPX2) },
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> + MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> USB_DEVICE_ID_XIROKU_MPX2) },
> { .driver_data = MT_CLS_DEFAULT,
> - HID_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> + MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
> USB_DEVICE_ID_XIROKU_CSR2) },
>
> /* Generic MT device */
> --
> 1.7.10
>
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