On Friday 20 March 2009 02:18:37 Norbert Preining wrote: > Hi all, > > On Fr, 20 Mär 2009, Norbert Preining wrote: > > > As far as we can tell, the handling of the handover is consistent > > > across all dual-GPU nvidia laptops[1]. The right place for support to > > > end up is in the kernel component of the nouveau drivers. > > > > Whatever the nouveau drivers are? You mean those based on the kernel > > mode swching? Unfortunately that is far from prime time, and we need > > power saving now. > > > > I will take a look over the weekend maybe I can add a patch ontop of > > yours that only does that, taken from the code in the special vaio-Z > > sony-laptop module. > > > > Now it would be nice to merge over *only* the stuff concerning > > speed/stamina into the in-kernel driver added with the patch for rfkill > > support. > > Ok, here is the code. > > For those interested I Cc the sony-vaio-z-series@xxxxxxxxxxxxxxxxxxx > group where I first found that modules. > > You need: > kernel 2.6.29-rc8 (maybe it works with all from .28 on) > the patch Matthew sent > the attached patch > > Together you get full rfkill support for bluetooth/wwan/wifi, plus afais > stamina-speed mode setting. > > Maybe Matthias the creator of the sony-laptop for vaio-zseries modules > can take a look at the patch and see if I missed something. Too much of honour ;) I only took the in-kernel module as a base for my experiments. But I'll have a look this weekend. > Matthias: sony_led_off and sony_dgpu_sta is never used, is that > intentional? And also the #define SONY_WMMX_GUID I couldn't find being > used anywhere. sony_led_off is an experiment vehicle only, and sony_dgpu_sta can be used to query the power state of the nvidia adapter. It's in there for demonstration purposes. > Maybe Matthew can take a look and fix the compile warnings in function > ‘sony_ovga_dsm’ (there are some!). I'm aware of that. Most are in debug code, though, which can be removed safely without changing the functionality. > My intention is that we do not digress too far from the kernel code of > sony-laptop making eventual merging possible. > > Best wishes > > Norbert > > --------------------------------------------------------------------------- >---- Dr. Norbert Preining <preining@xxxxxxxx> Vienna University of > Technology Debian Developer <preining@xxxxxxxxxx> > Debian TeX Group gpg DSA: 0x09C5B094 fp: 14DF 2E6C 0307 BE6D AD76 > A9C0 D2BF 4AA3 09C5 B094 > --------------------------------------------------------------------------- >---- OSBASTON (n.) > A point made for the seventh time to somebody who insists that they > know exactly what you mean but clearly hasn't got the faintest idea. > --- Douglas Adams, The Meaning of Liff -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
