XRANDR outputs

[Alex Deucher]

On Tue, Oct 15, 2013 at 2:53 AM, Russell Shaw <rjshaw at netspace.net.au> wrote:
> Hi,
> After a system upgrade, xrandr no longer reports two monitors connected to
> the video card. I get:
>
> xrandr: Failed to get size of gamma for output default
> Screen 0: minimum 640 x 400, current 1600 x 1200, maximum 1600 x 1200
> default connected 1600x1200+0+0 0mm x 0mm
>    1600x1200       0.0*
>    1280x1024       0.0
>    1152x864        0.0
>    1024x768        0.0
>    800x600         0.0
>    640x480         0.0
>    720x400         0.0
>

Looks like something broke during your upgrade.  It looks like ended
up with the vesa driver rather than radeon.  Check your dmesg output
and xorg log.  Make sure you have the firmware packages installed for
your distro.

Alex


>
> Both monitors (one DVI, other VGA) are showing the same image, but the
> second monitor can't handle 1600x1200.
>
>
> On debian/unstable i have:
>
> libdrm-radeon1:i386  2.4.46-3  i386
> Userspace interface to radeon-specific kernel DRM services -- runtime
>
> xserver-xorg-video-radeon  1:7.2.0-1+b2  i386
> X.Org X server -- AMD/ATI Radeon display driver
>
> xrandr 1.4
>
>
> lspci -vv
>
> 01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI]
> RV610 [Radeon HD 2400 PRO/XT] (prog-if 00 [VGA controller])
>         Subsystem: Gigabyte Technology Co., Ltd Device 2190
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
> Stepping- SERR- FastB2B- DisINTx-
>         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
> <TAbort- <MAbort- >SERR- <PERR- INTx-
>         Latency: 0, Cache Line Size: 32 bytes
>         Interrupt: pin A routed to IRQ 11
>         Region 0: Memory at d0000000 (64-bit, prefetchable) [size=256M]
>         Region 2: Memory at fe8e0000 (64-bit, non-prefetchable) [size=64K]
>         Region 4: I/O ports at c000 [size=256]
>         Expansion ROM at fe8c0000 [disabled] [size=128K]
>         Capabilities: [50] Power Management version 3
>                 Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA
> PME(D0-,D1-,D2-,D3hot-,D3cold-)
>                 Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
>         Capabilities: [58] Express (v1) Legacy Endpoint, MSI 00
>                 DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <4us,
> L1 unlimited
>                         ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
>                 DevCtl: Report errors: Correctable- Non-Fatal- Fatal-
> Unsupported-
>                         RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
>                         MaxPayload 128 bytes, MaxReadReq 128 bytes
>                 DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr-
> TransPend-
>                 LnkCap: Port #0, Speed 2.5GT/s, Width x16, ASPM L0s L1,
> Latency L0 <64ns, L1 <1us
>                         ClockPM- Surprise- LLActRep- BwNot-
>                 LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain-
> CommClk+
>                         ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>                 LnkSta: Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+
> DLActive- BWMgmt- ABWMgmt-
>         Capabilities: [a0] MSI: Enable- Count=1/1 Maskable- 64bit+
>                 Address: 0000000000000000  Data: 0000
>         Capabilities: [100 v1] Vendor Specific Information: ID=0001 Rev=1
> Len=010 <?>
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