Patch to enable touchpad features on Huawei MagicBook 3500u

[Aaron LI]

On December 11, 2019 2:00:00 AM GMT+08:00, K Staring <qdk at quickdekay.net> wrote:
>Hi,
>
>The following patch makes psm.c recognize the touchpad in the
>Huawei/Honor
>MagicBook Ryzen 2019 laptops (and possibly other models as well),
>enabling
>two-finger scroll et cetera when hw.psm.elantech_support=1 in
>loader.conf .
>
>
>Regards,
>
>Khamba Staring
>
>--- a/sys/dev/misc/psm/psm.c
>+++ b/sys/dev/misc/psm/psm.c
>@@ -7215,7 +7215,7 @@ enable_elantech(struct psm_softc *sc, enum
>probearg arg)
> {
>        static const int ic2hw[] =
>        /*IC: 0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f */
>-           { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 0 };
>+           { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 };
>        static const int fw_sizes[][3] = {
>                /* FW.vers  MaxX  MaxY */
>                { 0x020030, 1152,  768 },

Hi, thank you for the patch. I noticed that freebsd made such a change several months ago. This change has just been pushed to master branch.

Regards,

-- 
Aaron