Bug#438650: xserver-xorg-video-intel: fails to start (No valid modes)
On Sun, Aug 19, 2007 at 02:23:47PM +0200, Brice Goglin wrote:
> No, it probably just means the developers didn't have such hardware to
> test on. There might actually be some code already written for this
> hardware. For instance, there is support for the "ch7017" subchipset in
> the driver. But, it is disabled because untested for now.
Is there any way to determine what kind of subchipset is used in my
laptop?
> If you feel adventurous, you could try to enable it. To do so, first
> look at http://bgoglin.livejournal.com/10936.html to know how to build
> the upstream git tree. But, before actually building it, open
> src/i830_dvo.c, search for "ch7017" and uncomment the corresponding
I've enabled the ch7017 support in both debian package and current
git (0c20fbabd18c19b2753cb60280f89e240ce5645f). Still no luck :(
The server log:
.... (as usual) ...
(EE) intel(0): ivch: Unable to read register 0x00 from DVOI2C_B:04.
(II) Loading sub module "tfp410"
(II) LoadModule: "tfp410"
(II) Loading /usr/lib/xorg/modules/drivers//tfp410.so
(II) Module tfp410: vendor="X.Org Foundation"
compiled for 1.3.0, module version = 1.0.0
ABI class: X.Org Video Driver, version 1.2
(II) intel(0): I2C bus "DVOI2C_B" removed.
(II) intel(0): I2C bus "DVOI2C_E" initialized.
(II) intel(0): detecting tfp410
(EE) intel(0): Unable to read from DVOI2C_E Slave 112.
(EE) intel(0): tfp410 not detected got VID FFFFFFFF: from DVOI2C_E Slave 112.
(II) Loading sub module "ch7017" <= this lines are new
(II) LoadModule: "ch7017"
(II) Loading /usr/lib/xorg/modules/drivers//ch7017.so
(II) Module ch7017: vendor="X.Org Foundation"
compiled for 1.3.0, module version = 1.0.0
ABI class: X.Org Video Driver, version 1.2
(II) intel(0): I2C bus "DVOI2C_E" removed.
(II) intel(0): I2C bus "DVOI2C_B" initialized.
(II) intel(0): detecting ch7017 <= seems that nothing is found
(II) intel(0): I2C bus "DVOI2C_B" removed.
(II) intel(0): I2C bus "DVODDC_D" removed.
(II) intel(0): Mode for pipe A:
(II) intel(0): Modeline "640x480"x0.0 31.50 640 664 704 832 480 489 491 520 -hsync -vsync (37.9 kHz)
chosen: dotclock 31500 vco 1008000 ((m 126, m1 20, m2 14), n 4, (p 32, p1 8, p2 4))
(II) intel(0): Output VGA disconnected
(II) intel(0): EDID for output VGA
(II) intel(0): Output VGA disconnected
(EE) intel(0): No valid modes.
Any ideas?
With best regards,
Alexander.
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