[Nouveau] [Bug 11949] New: composite broken on nv17

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=11949

           Summary: composite broken on nv17
           Product: xorg
           Version: unspecified
          Platform: x86 (IA32)
        OS/Version: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Driver/nouveau
        AssignedTo: nouveau at lists.freedesktop.org
        ReportedBy: castet.matthieu at free.fr
         QAContact: xorg-team at lists.x.org


Hi,

in EXA mode with nv17, composite extension is enabled by default. This result
in fifo hang. [1]

The hang happen in the NVComposite function.
Removing composite hook fix the problem.


PS : xv blitter that use the same object (NvScaledImage) works fine.

[1]
[21066.819064] [drm] NV: PGRAPH context switch interrupt channel 1
[21066.819078] [drm] NV: PGRAPH context switch interrupt channel 0 -> 1
[21125.044376] [drm:nouveau_pgraph_irq_handler] *ERROR* NV: PGRAPH error
interrupt
[21125.044389] [drm:nouveau_pgraph_irq_handler] *ERROR* nsource:0x00000800    
nstatus:0x01000000
[21125.044394] [drm:nouveau_pgraph_irq_handler] *ERROR* instance:0x000011cf
[21125.044400] [drm:nouveau_graph_dump_trap_info] *ERROR* nSource:
STATE_INVALID, nStatus: INVALID_STATE
[21125.044409] [drm:nouveau_graph_dump_trap_info] *ERROR* NV: Channel 1/0
(class 0x0089) - Method 0x040c, Data 0x00000000


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