On 25/02/2017 16:46, Andriy Gapon wrote:
> On 25/02/2017 15:10, Wolfgang Zenker wrote:
>> Hi,
>>
>> I'm using FreeBSD 11 on a chromebook Acer C720. Because I normally
>> use a mouse I didn't catch the exact time when cyapa and isl stopped
>> working, but my guess is it was when chromebook_framework was introduced
>> and cyapa and isl were moved to using iic.
>>
>> A manual page chromebook_platform(4) does not exist. Maybe the Acer is
>> sufficiently different from other chromebooks that chromebook_platform
>> does not work here. In that case I'm supposed to set device hints for
>> the isl and cyapa drivers where to find their iic resources, according
>> to
>> https://github.com/freebsd/freebsd-base-graphics/commit/e2eab8e254154d36ebd6fde573f86e6472b75572
>> Unfortunately I have no idea where to find the information that would
>> be needed for this.
> The manual page actually exists... but only in the source code :-(
> share/man/man4/chromebook_platform.4
> Mea culpa.
>
> You can look through this Linux source file to check for information that's
> relevant to your laptop:
> http://lxr.free-electrons.com/source/drivers/platform/chrome/chromeos_laptop.c
In fact, could you please try this trivial patch?
Index: sys/dev/chromebook_platform/chromebook_platform.c
===================================================================
--- sys/dev/chromebook_platform/chromebook_platform.c (revision 314268)
+++ sys/dev/chromebook_platform/chromebook_platform.c (working copy)
@@ -69,7 +69,7 @@
* See
http://lxr.free-electrons.com/source/drivers/platform/chrome/chromeos_laptop.c
*/
controller = device_get_parent(bus);
- if (strcmp(device_get_name(controller), "ig4iic") != 0)
+ if (strcmp(device_get_name(controller), "ig4iic_pci") != 0)
return;
for (i = 0; i < nitems(slaves); i++) {
Seems like I overlooked this when reviewing
https://svnweb.freebsd.org/base?view=revision&revision=310621
--
Andriy Gapon
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