On Jun 14 2017 or thereabouts, Masaki Ota wrote:
> From Masaki Ota <masaki.ota@xxxxxxxxxxx>
> Support PTP Stick and Touchpad device.
> This Touchpad is Precision Touchpad(PTP),
> and Stick Pointer data is the same as Mouse.
> So Stick Pointer works as Mouse.
>
> Signed-off-by: Masaki Ota <masaki.ota@xxxxxxxxxxx>
> ---
> drivers/hid/hid-ids.h | 2 ++
> drivers/hid/hid-multitouch.c | 24 ++++++++++++++++++++++--
> 2 files changed, 24 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
> index 8ca1e8ce0af2..d36d4ac508f6 100644
> --- a/drivers/hid/hid-ids.h
> +++ b/drivers/hid/hid-ids.h
> @@ -75,6 +75,8 @@
>
> #define USB_VENDOR_ID_ALPS_JP 0x044E
> #define HID_DEVICE_ID_ALPS_U1_DUAL 0x120B
> +#define HID_DEVICE_ID_ALPS_U1_DUAL_PTP 0x121F
> +#define HID_DEVICE_ID_ALPS_U1_DUAL_3BTN_PTP 0x1220
>
> #define USB_VENDOR_ID_AMI 0x046b
> #define USB_DEVICE_ID_AMI_VIRT_KEYBOARD_AND_MOUSE 0xff10
> diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
> index 24d5b6deb571..4ffdda9d80da 100644
> --- a/drivers/hid/hid-multitouch.c
> +++ b/drivers/hid/hid-multitouch.c
> @@ -161,6 +161,7 @@ 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_WIN_8_DUAL 0x0111
This is not vendor specific, so we should use 0x0014 and move this above
in the list.
>
> #define MT_DEFAULT_MAXCONTACT 10
> #define MT_MAX_MAXCONTACT 250
> @@ -278,6 +279,13 @@ static struct mt_class mt_classes[] = {
> MT_QUIRK_CONTACT_CNT_ACCURATE |
> MT_QUIRK_FORCE_GET_FEATURE,
> },
> + { .name = MT_CLS_WIN_8_DUAL,
> + .quirks = MT_QUIRK_ALWAYS_VALID |
> + MT_QUIRK_IGNORE_DUPLICATES |
> + MT_QUIRK_HOVERING |
> + MT_QUIRK_CONTACT_CNT_ACCURATE,
> + .export_all_inputs = true
> + },
Same than above, please move this just after MT_CLS_EXPORT_ALL_INPUTS.
> { }
> };
>
> @@ -512,7 +520,8 @@ static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi,
> mt_store_field(usage, td, hi);
> return 1;
> case HID_DG_CONFIDENCE:
> - if (cls->name == MT_CLS_WIN_8 &&
> + if ((cls->name == MT_CLS_WIN_8 ||
> + cls->name == MT_CLS_WIN_8_DUAL) &&
> field->application == HID_DG_TOUCHPAD)
> cls->quirks |= MT_QUIRK_CONFIDENCE;
> mt_store_field(usage, td, hi);
> @@ -579,7 +588,8 @@ static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi,
> * MS PTP spec says that external buttons left and right have
> * usages 2 and 3.
> */
> - if (cls->name == MT_CLS_WIN_8 &&
> + if ((cls->name == MT_CLS_WIN_8 ||
> + cls->name == MT_CLS_WIN_8_DUAL) &&
> field->application == HID_DG_TOUCHPAD &&
> (usage->hid & HID_USAGE) > 1)
> code--;
> @@ -1290,6 +1300,16 @@ static const struct hid_device_id mt_devices[] = {
> MT_USB_DEVICE(USB_VENDOR_ID_3M,
> USB_DEVICE_ID_3M3266) },
>
> + /* Alps devices */
> + { .driver_data = MT_CLS_WIN_8_DUAL,
> + HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
> + USB_VENDOR_ID_ALPS_JP,
> + HID_DEVICE_ID_ALPS_U1_DUAL_PTP) },
> + { .driver_data = MT_CLS_WIN_8_DUAL,
> + HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
> + USB_VENDOR_ID_ALPS_JP,
> + HID_DEVICE_ID_ALPS_U1_DUAL_3BTN_PTP) },
> +
> /* Anton devices */
> { .driver_data = MT_CLS_EXPORT_ALL_INPUTS,
> MT_USB_DEVICE(USB_VENDOR_ID_ANTON,
> --
> 2.11.0
>
Rest looks good to me.
Cheers,
Benjamin
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