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authorWei-Ning Huang <wnhuang@chromium.org>2017-06-21 10:43:25 +0800
committerJiri Kosina <jkosina@suse.cz>2017-06-21 11:31:23 +0200
commit0e82232c420e9bd40813000e82233e4b206d38d1 (patch)
treed1109689831960133df4015e34ca032068376f63 /drivers/hid/hid-multitouch.c
parentHID: multitouch: Support PTP Stick and Touchpad device (diff)
downloadlinux-dev-0e82232c420e9bd40813000e82233e4b206d38d1.tar.xz
linux-dev-0e82232c420e9bd40813000e82233e4b206d38d1.zip
HID: multitouch: Add support for Google Rose Touchpad
Add Google Rose Touchpad USB PID and required quirks. Signed-off-by: Wei-Ning Huang <wnhuang@chromium.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hid-multitouch.c')
-rw-r--r--drivers/hid/hid-multitouch.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index ba9d9020f958..f07256ee2d26 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -162,6 +162,7 @@ static void mt_post_parse(struct mt_device *td);
#define MT_CLS_GENERALTOUCH_PWT_TENFINGERS 0x0109
#define MT_CLS_LG 0x010a
#define MT_CLS_VTL 0x0110
+#define MT_CLS_GOOGLE 0x0111
#define MT_DEFAULT_MAXCONTACT 10
#define MT_MAX_MAXCONTACT 250
@@ -285,6 +286,12 @@ static struct mt_class mt_classes[] = {
MT_QUIRK_CONTACT_CNT_ACCURATE |
MT_QUIRK_FORCE_GET_FEATURE,
},
+ { .name = MT_CLS_GOOGLE,
+ .quirks = MT_QUIRK_ALWAYS_VALID |
+ MT_QUIRK_CONTACT_CNT_ACCURATE |
+ MT_QUIRK_SLOT_IS_CONTACTID |
+ MT_QUIRK_HOVERING
+ },
{ }
};
@@ -1588,6 +1595,11 @@ static const struct hid_device_id mt_devices[] = {
MT_USB_DEVICE(USB_VENDOR_ID_XIROKU,
USB_DEVICE_ID_XIROKU_CSR2) },
+ /* Google MT devices */
+ { .driver_data = MT_CLS_GOOGLE,
+ HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_GOOGLE,
+ USB_DEVICE_ID_GOOGLE_TOUCH_ROSE) },
+
/* Generic MT device */
{ HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) },