diff options
| -rw-r--r-- | drivers/hid/hid-multitouch.c | 47 |
1 files changed, 4 insertions, 43 deletions
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index fa5d7a1ffa9e..f1c909f1b239 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -291,7 +291,6 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi, td->last_slot_field = usage->hid; td->last_field_index = field->index; td->last_mt_collection = usage->collection_index; - hdev->quirks &= ~HID_QUIRK_MULTITOUCH; return 1; case HID_DG_WIDTH: hid_map_usage(hi, usage, bit, max, @@ -530,44 +529,12 @@ static void mt_set_input_mode(struct hid_device *hdev) } } -/* a list of devices for which there is a specialized multitouch driver */ -static const struct hid_device_id mt_have_special_driver[] = { - { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, 0x0001) }, - { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, 0x0006) }, - { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, - USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN) }, - { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, - USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) }, - { } -}; - -static bool mt_match_one_id(struct hid_device *hdev, - const struct hid_device_id *id) -{ - return id->bus == hdev->bus && - (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) && - (id->product == HID_ANY_ID || id->product == hdev->product); -} - -static const struct hid_device_id *mt_match_id(struct hid_device *hdev, - const struct hid_device_id *id) -{ - for (; id->bus; id++) - if (mt_match_one_id(hdev, id)) - return id; - - return NULL; -} - static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) { int ret, i; struct mt_device *td; struct mt_class *mtclass = mt_classes; /* MT_CLS_DEFAULT */ - if (mt_match_id(hdev, mt_have_special_driver)) - return -ENODEV; - for (i = 0; mt_classes[i].name ; i++) { if (id->driver_data == mt_classes[i].name) { mtclass = &(mt_classes[i]); @@ -575,6 +542,10 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) } } + /* This allows the driver to correctly support devices + * that emit events over several HID messages. + */ + hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC; td = kzalloc(sizeof(struct mt_device), GFP_KERNEL); if (!td) { @@ -590,16 +561,10 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) if (ret != 0) goto fail; - hdev->quirks |= HID_QUIRK_MULTITOUCH; ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); if (ret) goto fail; - /* This allows the driver to correctly support devices - * that emit events over several HID messages. - */ - hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC; - td->slots = kzalloc(td->maxcontacts * sizeof(struct mt_slot), GFP_KERNEL); if (!td->slots) { @@ -793,10 +758,6 @@ static const struct hid_device_id mt_devices[] = { HID_USB_DEVICE(USB_VENDOR_ID_XAT, USB_DEVICE_ID_XAT_CSR) }, - /* Rest of the world */ - { .driver_data = MT_CLS_DEFAULT, - HID_USB_DEVICE(HID_ANY_ID, HID_ANY_ID) }, - { } }; MODULE_DEVICE_TABLE(hid, mt_devices); |