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    Subject[PATCH 5.6 043/126] HID: quirks: Add HID_QUIRK_NO_INIT_REPORTS quirk for Dell K12A keyboard-dock
    Date
    From: Hans de Goede <hdegoede@redhat.com>

    [ Upstream commit 1e189f267015a098bdcb82cc652d13fbf2203fa0 ]

    Add a HID_QUIRK_NO_INIT_REPORTS quirk for the Dell K12A keyboard-dock,
    which can be used with various Dell Venue 11 models.

    Without this quirk the keyboard/touchpad combo works fine when connected
    at boot, but when hotplugged 9 out of 10 times it will not work properly.
    Adding the quirk fixes this.

    Cc: Mario Limonciello <mario.limonciello@dell.com>
    Signed-off-by: Hans de Goede <hdegoede@redhat.com>
    Signed-off-by: Jiri Kosina <jkosina@suse.cz>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/hid/hid-ids.h | 1 +
    drivers/hid/hid-quirks.c | 1 +
    2 files changed, 2 insertions(+)

    diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
    index 55afc089cb25..b1d6156ebf9d 100644
    --- a/drivers/hid/hid-ids.h
    +++ b/drivers/hid/hid-ids.h
    @@ -1111,6 +1111,7 @@
    #define USB_DEVICE_ID_SYNAPTICS_LTS2 0x1d10
    #define USB_DEVICE_ID_SYNAPTICS_HD 0x0ac3
    #define USB_DEVICE_ID_SYNAPTICS_QUAD_HD 0x1ac3
    +#define USB_DEVICE_ID_SYNAPTICS_DELL_K12A 0x2819
    #define USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5_012 0x2968
    #define USB_DEVICE_ID_SYNAPTICS_TP_V103 0x5710
    #define USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5 0x81a7
    diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c
    index 3735546bb524..acc7c14f7fbc 100644
    --- a/drivers/hid/hid-quirks.c
    +++ b/drivers/hid/hid-quirks.c
    @@ -163,6 +163,7 @@ static const struct hid_device_id hid_quirks[] = {
    { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_LTS2), HID_QUIRK_NO_INIT_REPORTS },
    { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_QUAD_HD), HID_QUIRK_NO_INIT_REPORTS },
    { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP_V103), HID_QUIRK_NO_INIT_REPORTS },
    + { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DELL_K12A), HID_QUIRK_NO_INIT_REPORTS },
    { HID_USB_DEVICE(USB_VENDOR_ID_TOPMAX, USB_DEVICE_ID_TOPMAX_COBRAPAD), HID_QUIRK_BADPAD },
    { HID_USB_DEVICE(USB_VENDOR_ID_TOUCHPACK, USB_DEVICE_ID_TOUCHPACK_RTS), HID_QUIRK_MULTI_INPUT },
    { HID_USB_DEVICE(USB_VENDOR_ID_TPV, USB_DEVICE_ID_TPV_OPTICAL_TOUCHSCREEN_8882), HID_QUIRK_NOGET },
    --
    2.25.1


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