On 2014-08-30 16:10, Ulrik De Bie wrote: > This patch set makes the elantech driver work for the Fujitsu H730 laptop. It > also adds a sysfs knob to allow other laptops that are facing similar > problems as the Fujitsu H730 to have working touchpad. > > I'm considering adding a WARN_ONCE when the crc_enabled signature check > fails. The message would then point the user to the crc_enabled sysfs knob, > and kindly ask the user to report the laptop to linux-input mailinglist ? > Any suggestions ? > > Two users have tested the combination of this patchset and confirmed that > it makes the H730 touchpad/trackpoint work. > > Here an overview of the patchset: > > Patch 1/ : Input: elantech - use elantech_report_trackpoint for hardware v4 too > The Fujitsu H730 is the first v4 hardware identified that also sends the > trackpoint packets. This patch enables the trackpoint on v4 hardware. > With this patch the trackpoint will work. > > Patch 2/ : Input: elantech - Fix crc_enabled for Fujitsu H730 > Uses DMI to detect the H730 and ,if detected, will set crc_enabled to 1. > With this patch the touchpad and left/right button will start to work. > > Patch 3/ : Input: elantech - report the middle button of the touchpad > The Fujitsu H730 is the first laptop listed in the elantech.c file with > 3 touchpad buttons. This patch enables the middle button for all elantech > hardware and enables the reporting for v4 hardware. > I want to hear feedback here on what preferences exist for the conditions > to enable the middle button: > - DMI > - enable only for v4 > - enable for all/report for v3+v4 > ... > > Patch 4/ : Input: Elantech - provide a sysfs knob for crc_enabled > Probably H730 will not remain the only elantech laptop that has this failing > detection for the crc_enabled. This provides users with a workaround when > the crc_enabled detection fails. > > Patch 5/ : Elantech - Update the documentation: trackpoint,v3/v4,crc_enabled > This provides an update of the elantech documentation. > > Patch 4 depends on patch 2, and for consistency, patch 5 depends on patch 1-2-4. > > Ulrik De Bie (5): > Input: elantech - use elantech_report_trackpoint for hardware v4 too > Input: elantech - Fix crc_enabled for Fujitsu H730 > Input: elantech - report the middle button of the touchpad > Input: elantech - provide a sysfs knob for crc_enabled > Input: elantech - Update the documentation: > trackpoint,v3/v4,crc_enabled > > Documentation/input/elantech.txt | 85 ++++++++++++++++++++++++++-- > drivers/input/mouse/elantech.c | 119 ++++++++++++++++++++++++++++++++------- > drivers/input/mouse/elantech.h | 2 +- > 3 files changed, 179 insertions(+), 27 deletions(-) > > Best regards, > Ulrik De Bie > What's the status of this series? Is it queued for 3.18 already? I'm on H730, and these patches work nicely here. Would be great being able to use a distro kernel at some point... Jan
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