Disabling touch screen.

Christian Adams morlac at morlac.de
Tue Nov 11 14:24:08 CET 2008


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Am 10.11.2008 um 13:49 schrieb Andy Green:

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> Somebody in the thread at some point said:
>
> | All we have to do is undo the kernel hack which effectively disables
> | EVIOCGRAB and then it is trivial to turn off the touchscreen.
> | Just open the device and issue that ioctl.
> |
> | I think userspace has been fixed to not depend on this hack any  
> more,
> | so I guess I should prod the kernel guys to drop that patch.
> |
> | Prod.
> |
> | We simply want to revert
> |
> |   a6b37451a52ae7d30c2493b9cc14b8604e81587d
>
> OK so if I follow, just nuke this
>
> http://git.openmoko.org/?p=kernel.git;a=blobdiff;f=drivers/input/ 
> evdev.c;h=2f3d82511749d560fbd4f8e26dc525c0e4bee946;hp=e5b4e9bfbdc5b044 
> b968a70579f13eea513a12c6;hb=a6b37451a52ae7d30c2493b9cc14b8604e81587d;h 
> pb=40d5d4e980e0d4a5d00759f7fa2a18488f95a0ef
>
> from mokopatches effectively?  It sounds better that we use existing
> IOCTL than add some /sys thing we have to sell upstream.
>
> - -Andy

could someone drop a line when/if it will be available in a downloads/ 
daily/uImage.bin?
(and which ioctls we should invoke on which device to enable and  
which to disable touchscreen and how to get the status)

ciao,
	christian (morlac) adams
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