linux-kernel - Re: [bisected] nouveau dual monitor setup broken

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Date:	Fri, 31 Oct 2014 11:34:45 +0100
From:	"Roy Spliet" <rspliet@...ipso.eu>
To:	"Frans Klaver" <frans.klaver@...ns.com>
Cc:	<bskeggs@...hat.com>, <dri-devel@...ts.freedesktop.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [bisected] nouveau dual monitor setup broken


It does ring a tiny bell: please check out https://bugs.freedesktop.org/show_bug.cgi?id=85160 and try the fix proposed in comment #7.

--- Ursprüngliche Nachricht ---
Von: Frans Klaver <frans.klaver@...ns.com>
Datum: 08:54:49 31-10-2014
An: Roy Spliet <rspliet@...ipso.eu>
Betreff: [bisected] nouveau dual monitor setup broken

> Hi there,
> 
> My dual monitor setup on the Dell Precision M4500 is broken by commit
> 1dce6264045cd23e9c07574ed0bb31c7dce9354f ("drm/nv50/kms: Set VBLANK
> time
> in modeset script"). I am no longer able to have more than one monitor
> 
> active.
> 
> Full dmesg can be found at http://pastebin.com/7e68yMRy, but I've
> included an excerpt as well.
> 
> [    0.000000] Linux version 3.18.0-rc2-00106-ga7ca10f (frans@...ark) (gcc
> version 4.8.2 (Gentoo 4.8.2 p1.3r1, pie-0.5.8r1) ) #27 SMP Fri Oct 31 08:30:15
> CET 2014
> ...
> [    1.920869] fb: switching to nouveaufb from VESA VGA
> [    1.953160] Console: switching to colour dummy device 80x25
> [    1.965235] nouveau  [  DEVICE][0000:01:00.0] BOOT0  : 0x0a5e00a2
> [    1.965247] nouveau  [  DEVICE][0000:01:00.0] Chipset: GT216 (NVA5)
> [    1.965255] nouveau  [  DEVICE][0000:01:00.0] Family : NV50
> [    1.965303] nouveau  [   VBIOS][0000:01:00.0] checking PRAMIN for image...
> 
> [    2.017175] tsc: Refined TSC clocksource calibration: 1595.999 MHz
> [    2.060360] nouveau  [   VBIOS][0000:01:00.0] ... appears to be valid
> 
> [    2.060369] nouveau  [   VBIOS][0000:01:00.0] using image from PRAMIN
> 
> [    2.060704] nouveau  [   VBIOS][0000:01:00.0] BIT signature found
> [    2.060713] nouveau  [   VBIOS][0000:01:00.0] version 70.16.5c.01.06
> [    2.075227] ACPI: Battery Slot [BAT1] (battery absent)
> [    2.075329] nouveau 0000:01:00.0: irq 29 for MSI/MSI-X
> [    2.075342] nouveau  [     PMC][0000:01:00.0] MSI interrupts enabled
> 
> [    2.075376] nouveau  [     PFB][0000:01:00.0] RAM type: DDR3
> [    2.075380] nouveau  [     PFB][0000:01:00.0] RAM size: 1024 MiB
> [    2.075384] nouveau  [     PFB][0000:01:00.0]    ZCOMP: 1920 tags
> [    2.079057] nouveau  [    VOLT][0000:01:00.0] GPU voltage: 930000uv
> [    2.108300] nouveau  [  PTHERM][0000:01:00.0] FAN control: none / external
> 
> [    2.108328] nouveau  [  PTHERM][0000:01:00.0] fan management: automatic
> 
> [    2.108338] nouveau  [  PTHERM][0000:01:00.0] internal sensor: yes
> [    2.128401] nouveau  [     CLK][0000:01:00.0] 03: core 135 MHz shader
> 270 MHz memory 135 MHz
> [    2.128414] nouveau  [     CLK][0000:01:00.0] 07: core 405 MHz shader
> 810 MHz memory 324 MHz
> [    2.128426] nouveau  [     CLK][0000:01:00.0] 0f: core 550 MHz shader
> 1210 MHz memory 790 MHz
> [    2.128469] nouveau  [     CLK][0000:01:00.0] --: core 405 MHz shader
> 810 MHz memory 324 MHz
> [    2.129501] [TTM] Zone  kernel: Available graphics memory: 4080170 kiB
> 
> [    2.129514] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
> 
> [    2.129522] [TTM] Initializing pool allocator
> [    2.129540] [TTM] Initializing DMA pool allocator
> [    2.129575] nouveau  [     DRM] VRAM: 1024 MiB
> [    2.129584] nouveau  [     DRM] GART: 1048576 MiB
> [    2.129596] nouveau  [     DRM] TMDS table version 2.0
> [    2.129605] nouveau  [     DRM] DCB version 4.0
> [    2.129615] nouveau  [     DRM] DCB outp 00: 048003b6 0f220014
> [    2.129626] nouveau  [     DRM] DCB outp 01: 02033300 00000000
> [    2.129637] nouveau  [     DRM] DCB outp 02: 028113a6 0f220010
> [    2.129647] nouveau  [     DRM] DCB outp 03: 02011362 00020010
> [    2.129657] nouveau  [     DRM] DCB outp 04: 088223c6 0f220010
> [    2.129667] nouveau  [     DRM] DCB outp 05: 08022382 00020010
> [    2.129676] nouveau  [     DRM] DCB conn 00: 00002047
> [    2.129687] nouveau  [     DRM] DCB conn 01: 00101146
> [    2.129696] nouveau  [     DRM] DCB conn 02: 00410246
> [    2.129705] nouveau  [     DRM] DCB conn 03: 00000300
> [    2.183136] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
> 
> [    2.183142] [drm] Driver supports precise vblank timestamp query.
> [    2.229885] nouveau  [     DRM] MM: using COPY for buffer copies
> [    2.545100] nouveau  [     DRM] allocated 1920x1080 fb: 0x70000, bo ffff880225962c00
> 
> [    2.545330] fbcon: nouveaufb (fb0) is primary device
> [    2.596432] nouveau E[   PDISP][0000:01:00.0] INVALID_STATE [UNK05] chid
> 0 mthd 0x0080 data 0x00000000
> [    2.596435] nouveau E[   PDISP][0000:01:00.0] Core:
> [    2.596441] nouveau E[   PDISP][0000:01:00.0] 	0x0084: 0x01e00280 ->
> 0x00000000
> [    2.596447] nouveau E[   PDISP][0000:01:00.0] 	0x0088: 0xf0000000
>          
> [    2.596450] nouveau E[   PDISP][0000:01:00.0] Core - DAC 0:
> [    2.596455] nouveau E[   PDISP][0000:01:00.0] 	0x0400: 0x00000000
>          
> [    2.596460] nouveau E[   PDISP][0000:01:00.0] 	0x0404: 0x00000000
>          
> [    2.596465] nouveau E[   PDISP][0000:01:00.0] 	0x0420: 0x00010000
>          
> [    2.596468] nouveau E[   PDISP][0000:01:00.0] Core - DAC 1:
> [    2.596473] nouveau E[   PDISP][0000:01:00.0] 	0x0480: 0x00000000
>          
> [    2.596477] nouveau E[   PDISP][0000:01:00.0] 	0x0484: 0x00000000
>          
> [    2.596482] nouveau E[   PDISP][0000:01:00.0] 	0x04a0: 0x00010000
>          
> [    2.596484] nouveau E[   PDISP][0000:01:00.0] Core - DAC 2:
> [    2.596489] nouveau E[   PDISP][0000:01:00.0] 	0x0500: 0x00000000
>          
> [    2.596494] nouveau E[   PDISP][0000:01:00.0] 	0x0504: 0x00000000
>          
> [    2.596498] nouveau E[   PDISP][0000:01:00.0] 	0x0520: 0x00010000
>          
> [    2.596501] nouveau E[   PDISP][0000:01:00.0] Core - SOR 0:
> [    2.596506] nouveau E[   PDISP][0000:01:00.0] 	0x0600: 0x00000000
>          
> [    2.596508] nouveau E[   PDISP][0000:01:00.0] Core - SOR 1:
> [    2.596513] nouveau E[   PDISP][0000:01:00.0] 	0x0640: 0x00000101
>          
> [    2.596516] nouveau E[   PDISP][0000:01:00.0] Core - SOR 2:
> [    2.596521] nouveau E[   PDISP][0000:01:00.0] 	0x0680: 0x00000000
>          
> [    2.596523] nouveau E[   PDISP][0000:01:00.0] Core - SOR 3:
> [    2.596528] nouveau E[   PDISP][0000:01:00.0] 	0x06c0: 0x00000000 ->
> 0x00000102
> [    2.596531] nouveau E[   PDISP][0000:01:00.0] Core - PIOR 0:
> [    2.596536] nouveau E[   PDISP][0000:01:00.0] 	0x0700: 0x00000000
>          
> [    2.596538] nouveau E[   PDISP][0000:01:00.0] Core - PIOR 1:
> [    2.596543] nouveau E[   PDISP][0000:01:00.0] 	0x0740: 0x00000000
>          
> [    2.596545] nouveau E[   PDISP][0000:01:00.0] Core - PIOR 2:
> [    2.596550] nouveau E[   PDISP][0000:01:00.0] 	0x0780: 0x00000000
>          
> [    2.596553] nouveau E[   PDISP][0000:01:00.0] Core - HEAD 0:
> ...
> 
> Hope this rings a bell,
> Frans
> 


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