On Thu, Jan 22, 2015 at 06:45:45PM +0100, Jochen Hein wrote:
>
> input: i8042 - add noloop quirk for Medion Akoya E7225 (MD98857)
>
> Without this the aux port does not get detected, and consequently the touchpad
> will not work.
>
> With this patch the touchpad is detected:
>
> $ dmesg | grep -E "(SYN|i8042|serio)"
> pnp 00:03: Plug and Play ACPI device, IDs SYN1d22 PNP0f13 (active)
> i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M] at 0x60,0x64 irq 1,12
> serio: i8042 KBD port at 0x60,0x64 irq 1
> serio: i8042 AUX port at 0x60,0x64 irq 12
> input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input4
> psmouse serio1: synaptics: Touchpad model: 1, fw: 8.1, id: 0x1e2b1, caps: 0xd00123/0x840300/0x126800, board id: 2863, fw id: 1473085
> input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input6
>
> dmidecode excerpt for this laptop is:
>
> Handle 0x0001, DMI type 1, 27 bytes
> System Information
> Manufacturer: Medion
> Product Name: Akoya E7225
> Version: 1.0
>
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Jochen Hein <jochen@xxxxxxxxxx>
Applied, thank you.
>
> ---
> I own one of these laptops and have tested the patch against 3.18.3.
> I've added "CC: stable" to get the quirk backported to distro kernels.
> Feel free to remove the CC: if you feel it is not needed.
>
> drivers/input/serio/i8042-x86ia64io.h | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> --- linux-3.18.3/drivers/input/serio/i8042-x86ia64io.h.orig 2015-01-16 16:04:08.000000000 +0100
> +++ linux-3.18.3/drivers/input/serio/i8042-x86ia64io.h 2015-01-22 16:21:40.668367968 +0100
> @@ -152,6 +152,14 @@
> },
> },
> {
> + /* Medion Akoya E7225 */
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "Medion"),
> + DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"),
> + DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"),
> + },
> + },
> + {
> /* Blue FB5601 */
> .matches = {
> DMI_MATCH(DMI_SYS_VENDOR, "blue"),
>
> --
> The only problem with troubleshooting is that the trouble shoots back.
--
Dmitry
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