On Thu, Sep 08, 2016 at 11:44:35PM +0200, Patrick Scheuring wrote:
> From: Patrick Scheuring <patrick.scheuring.dev@xxxxxxxxx>
>
> The Schenker XMG C504 is a rebranded Gigabyte P35 v2 laptop.
> Therefore it also needs a keyboard reset to detect the Elantech touchpad.
> Otherwise the touchpad appears to be dead.
>
> With this patch the touchpad is detected:
>
> $ dmesg | grep -E "(i8042|Elantech|elantech)"
>
> [ 2.675399] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M] at 0x60,0x64 irq 1,12
> [ 2.680372] i8042: Attempting to reset device connected to KBD port
> [ 2.789037] serio: i8042 KBD port at 0x60,0x64 irq 1
> [ 2.791586] serio: i8042 AUX port at 0x60,0x64 irq 12
> [ 2.813840] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input4
> [ 3.811431] psmouse serio1: elantech: assuming hardware version 4 (with firmware version 0x361f0e)
> [ 3.825424] psmouse serio1: elantech: Synaptics capabilities query result 0x00, 0x15, 0x0f.
> [ 3.839424] psmouse serio1: elantech: Elan sample query result 03, 58, 74
> [ 3.911349] input: ETPS/2 Elantech Touchpad as /devices/platform/i8042/serio1/input/input6
>
> Signed-off-by: Patrick Scheuring <patrick.scheuring.dev@xxxxxxxxx>
Applied, thank you.
> ---
> drivers/input/serio/i8042-x86ia64io.h | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
> index 68f5f4a..4187019 100644
> --- a/drivers/input/serio/i8042-x86ia64io.h
> +++ b/drivers/input/serio/i8042-x86ia64io.h
> @@ -793,6 +793,13 @@ static const struct dmi_system_id __initconst i8042_dmi_kbdreset_table[] = {
> DMI_MATCH(DMI_PRODUCT_NAME, "P34"),
> },
> },
> + {
> + /* Schenker XMG C504 - Elantech touchpad */
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "XMG"),
> + DMI_MATCH(DMI_PRODUCT_NAME, "C504"),
> + },
> + },
> { }
> };
>
> --
> 2.9.3
>
--
Dmitry
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