[ANNOUNCE] Deprecation of xf86-video-nv

2010-03-26 Thread Andy Ritger


Historically, NVIDIA developed and maintained the xf86-video-nv X driver,
primarily as a very minimal driver that works well enough to give
users accelerated X rendering from the time they install their Linux
distribution until the time they install the NVIDIA driver available
from nvidia.com [1].

The xf86-video-nv driver intentionally has a very small feature set, 
both to minimize the maintenance cost of this driver, and to minimize

exposure of any IP NVIDIA might consider sensitive.

However, the rendering needs of a modern X Window System desktop have
changed drastically in recent years to rely heavily on the X Render
extension, which is not well accelerated in the nv driver.  At this point,
on a modern X desktop the nv driver does not offer much beyond what is
provided by the stock VESA X driver.  Providing proper Render acceleration
in the nv driver would be a substantial task, and would require diverting
significant engineering resources away from NVIDIA's nvidia.com driver.

For this reason, NVIDIA is dropping support, on new GPUs, for the
xf86-video-nv driver.

Details:

- NVIDIA will continue to support the existing functionality and
  existing level of acceleration in the nv driver for existing GPUs,
  on existing, and (within reason) future, X server versions.

- NVIDIA will not support the xf86-video-nv driver on Fermi or
  later GPUs.

- NVIDIA will not support DisplayPort, on any GPU, in the
  xf86-video-nv driver.

Our advice to owners of NVIDIA GPUs running Linux is to use the VESA X
driver from the time of Linux distribution installation until they can
download and install the NVIDIA Linux driver from their distribution
repositories or from nvidia.com.

We believe that focusing our Linux driver engineering efforts exclusively
on the NVIDIA driver, in order to leverage NVIDIA's cross-platform
graphics driver code base, is the optimal route for the best possible
user experience for NVIDIA Linux users.

Thanks,
Andy Ritger


[1] http://www.nvidia.com/object/unix.html


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Re: Xorg - Buildroot distribution - chip XGI Volari z9s

2010-03-26 Thread Damien Borie

Hi,

I found a patch here that could resolve one of my problem :
http://lists.freedesktop.org/archives/xorg/2008-January/032346.html
Its name : Ensure XGI DriverRec and xgiModuleData XF86ModuleData are 
public symbols.
Could it be the cause of the error xgiModuleData object when using 
driver XGI? It only add a keyword *_X_EXPORT *before two variables in 
xgi_driver.c.
I applied it and try but now I got a Segmentation fault. And the problem 
is I don't know if this segmentation fault comes from the _X_EXPORT key 
word (is this a macro of Xorg or something?) or if the patch really 
works and this is another error which came after.


The segmentation fault trace in Xorg.0.log :
(II) LoadModule: xgi
(II) Loading /usr/lib/xorg/modules/drivers/xgi_drv.so
(II) Module xgi: vendor=X.Org Foundation
   compiled for 1.7.1, module version = 1.1.0
   Module class: X.Org Video Driver
   ABI class: X.Org Video Driver, version 6.0

Backtrace:
0: X (xorg_backtrace+0x34) [0x80c6994]
1: X (0x8048000+0x4d711) [0x8095711]
2: (vdso) (__kernel_rt_sigreturn+0x0) [0xb7741410]
Segmentation fault at address 0x6

Fatal server error:
Caught signal 11 (Segmentation fault). Server aborting

At my level, I can't see something interesting in that message.
So if anybody has an idea...

Thanks!

Damien Borie

TERAWATT / AENERGIA S.A.S.
ZA DUBOSCOA
64990 Villefranque
FRANCE 


tel : +33 (0)5 59 44 26 08
fax : +33 (0)5 59 31 15 11 




Damien Borie a écrit :

Hello everybody.

This is my first message in this list, so forgive me if I'm not quite 
clear.


First, the situation.
We work on a panel PC, the Icop PDX-089T, which contains a graphic 
chipset XGI Volari Z9S, a screen of size 8'9, a touch screen, and some 
other things.
We have installed a Linux distribution, a customized one created with 
Buildroot. The aim is to execute three applications, and one of them 
is a graphic application (made with QT). So we need a nice displaying, 
with mode 1024x600x16.


Before that, we used a PDX-057T, which is exactly the same device but 
with a smaller screen (5'7). We used Framebuffer with Vesa driver and 
succeed to obtain the good resolution (640x480x16).
But the same Linux distribution on the PDX-089T doesn't offer a good 
resolution. The best is 800x600x8, and there is no mode with depth 16. 
We have concluded that there is a memory limit in Framebuffer which 
not allow depth of 16 with the same chip on a larger screen.


So we had to active Xorg in our distribution. After some epic battles, 
we succeeded in creating a new distribution with Buildroot with Xorg 
and the drivers XGI and SiS installed. Then we tried to set up and 
launch a X server, but for now without success.


The first try was with Xorg 1.5.3, XGI drivers 1.5.0, SiS drivers 
0.10.0, which were all include in Buildroot last release (2010.02).

The issues :
*Framebuffer + Vesa* : Max resolution : 800x600x8. No depth 16
*Xorg + XGI* : No apparent error, but black screen. Interrupt doesn't 
return to the console.
*Xorg + SiS* : No apparent error, but black screen. Interrupt allow to 
return to the console.
*Xorg + XGIZ* : We try to install several version on the XGIZ driver, 
which is provided by XGI (and some other providers like Icop). No one 
seems to correspond to Xorg version 1.5.3, and no one works.


After some search, we decided to try with the last snapshot of 
Buildroot, as a lot of X update have been made.
Second try : Xorg 1.7.1, XGI driver 1.5.1, SiS driver 0.10.2, included 
in the snapshot, and XGIZ driver 2.70.1201 provided by Icop support 
service.

*Framebuffer + Vesa *: Max resolution : 800x600x8. No depth 16
*Framebuffer + sisfb *: No display, black screen. Option problems? We 
didn't search any further...

*Xorg + XGI* : Load module failed with this error :
LoadModule: Module xgi does not have a xgiModuleData data object.
I don't know where this error comes from.
*Xorg + SiS* : No apparent error, but black screen. Interrupt allow to 
return on the console.

*Xorg + XGIZ* : Load module failed with this error :
dlopen: /usr/lib/xorg/modules/drivers/xgiz_drv.so: undefined symbol: 
resVgaMemShared


We are searching for long days now, for no result. All these drivers 
should works and be compatible with the chip. But, as we're not at all 
specialist of Xorg, we must have missed something.


What I search here is :
- any suggestion about the errors when loading module for XGI and XGIZ 
drivers.
- any idea about why SiS driver doesn't seems to fail but do not 
display anything
- any others suggestion from anybody who has already use this chip and 
encounters some problems.
- any explanation about the apparent Framebuffer limit, as the 
provider confirm that 1024x600 resolution should be supported.
- any suggestion about the options to set in xorg.conf, as I tried 
many things but with no results, and without understand everything.

I have all the Xorg.0.log files saved if it's needed.

I'll try to debug the source code of the driver, but I don't know if 

GSOC idea: USB Multiseat Refinement

2010-03-26 Thread Lucas Ferreira
Hello,

I'm really interested to participate in GSOC program this year. I have
worked with multiseats
over the last 3 years in MDM project (
http://wiki.c3sl.ufpr.br/multiseat/index.php/Mdm) and I would like to work
in
the USB Multiseat Refinement idea because I think is very important that
linux distributions have a easy way
to configure a multiseat enviroment. It is because here in Brazil multiseats
are becomming very commom on public
schools and I have saw that they are having many problens with it. I have
read what the Plugable have done about
USB multiseats and I already had studied the problems that they are having,
so I think I can help and try to resolve it.

Best regards,

-- 
Lucas Nascimento Ferreira
C3SL - Centro de Computação Científica e Software Livre
UFPR - Universidade Federal do Paraná
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Re: [ANNOUNCE] xf86-input-synaptics 1.2.2

2010-03-26 Thread Dan Nicholson
2010/3/25 Peter Hutterer peter.hutte...@who-t.net:
 Only two minor fixes for the stable 1.2 series. This version will work with
 the upcoming 1.8 X server release though you _must_ recompile, the ABI has
 been bumped.
 If you plan to use synaptics 1.2.2 with server 1.8, the following
 config snippet is recommended in /etc/xorg.conf.d/10-synaptics.conf:

 Section InputClass
        Identifier touchpad catchall
        Driver synaptics
        MatchIsTouchpad on
        MatchDevicePath /dev/input/event*
 EndSection

Maybe we should ship this in the tarball and/or install it like evdev
on xserver-1.8+. Also, do we need to limit to /dev/input/event*
devices? Unlike evdev, synaptics is used on multiple platforms that
probably don't have the same device layout. I think it's safe to just
have MatchIsTouchpad and let later rules sort out when that should not
be synaptics.

--
Dan
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[ANNOUNCE] Deprecation of xf86-video-nv

2010-03-26 Thread Andy Ritger


Historically, NVIDIA developed and maintained the xf86-video-nv X driver,
primarily as a very minimal driver that works well enough to give
users accelerated X rendering from the time they install their Linux
distribution until the time they install the NVIDIA driver available
from nvidia.com [1].

The xf86-video-nv driver intentionally has a very small feature set, 
both to minimize the maintenance cost of this driver, and to minimize

exposure of any IP NVIDIA might consider sensitive.

However, the rendering needs of a modern X Window System desktop have
changed drastically in recent years to rely heavily on the X Render
extension, which is not well accelerated in the nv driver.  At this point,
on a modern X desktop the nv driver does not offer much beyond what is
provided by the stock VESA X driver.  Providing proper Render acceleration
in the nv driver would be a substantial task, and would require diverting
significant engineering resources away from NVIDIA's nvidia.com driver.

For this reason, NVIDIA is dropping support, on new GPUs, for the
xf86-video-nv driver.

Details:

- NVIDIA will continue to support the existing functionality and
  existing level of acceleration in the nv driver for existing GPUs,
  on existing, and (within reason) future, X server versions.

- NVIDIA will not support the xf86-video-nv driver on Fermi or
  later GPUs.

- NVIDIA will not support DisplayPort, on any GPU, in the
  xf86-video-nv driver.

Our advice to owners of NVIDIA GPUs running Linux is to use the VESA X
driver from the time of Linux distribution installation until they can
download and install the NVIDIA Linux driver from their distribution
repositories or from nvidia.com.

We believe that focusing our Linux driver engineering efforts exclusively
on the NVIDIA driver, in order to leverage NVIDIA's cross-platform
graphics driver code base, is the optimal route for the best possible
user experience for NVIDIA Linux users.

Thanks,
Andy Ritger


[1] http://www.nvidia.com/object/unix.html


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Re: GSOC idea: USB Multiseat Refinement

2010-03-26 Thread Lucas Ferreira
Hello again,

I have some questions about the USB Multiseat Refinement idea. Configure USB
multiseats may be very
dependent of distributions and I have seen that Bernie Thompson has worked
on Ubuntu 9.04 and
Xubuntu 8.10. In this project, Ther is one specific distribution to work on?
If not, What version of Xorg and
Linux kernel will be used to it?

Thanks for any reply,

2010/3/26 Lucas Ferreira ln...@c3sl.ufpr.br

 Hello,

 I'm really interested to participate in GSOC program this year. I have
 worked with multiseats
 over the last 3 years in MDM project (
 http://wiki.c3sl.ufpr.br/multiseat/index.php/Mdm) and I would like to work
 in
 the USB Multiseat Refinement idea because I think is very important that
 linux distributions have a easy way
 to configure a multiseat enviroment. It is because here in Brazil
 multiseats are becomming very commom on public
 schools and I have saw that they are having many problens with it. I have
 read what the Plugable have done about
 USB multiseats and I already had studied the problems that they are having,
 so I think I can help and try to resolve it.

 Best regards,

 --
 Lucas Nascimento Ferreira
 C3SL - Centro de Computação Científica e Software Livre
 UFPR - Universidade Federal do Paraná




-- 
Lucas Nascimento Ferreira
C3SL - Centro de Computação Científica e Software Livre
UFPR - Universidade Federal do Paraná
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