[Bug 82588] X fails to start with linus-tip or drm-next

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=82588

--- Comment #23 from Dieter Nützel <Dieter at nuetzel-hh.de> ---
(In reply to comment #22)
> This night I spend a few hours for bisecting between v3.16 and v3.17-rc1.
> 
> This is my result:
> 
> 77497f2735ad6e29c55475e15e9790dbfa2c2ef8 is the first bad commit
> commit 77497f2735ad6e29c55475e15e9790dbfa2c2ef8
> Author: Michel Dänzer <michel.daenzer at amd.com>
> Date:   Thu Jul 17 19:01:07 2014 +0900
> 
>     drm/radeon: Pass GART page flags to radeon_gart_set_page() explicitly
>     
>     Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>
>     Reviewed-by: Christian König <christian.koenig at amd.com>
>     Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> 
> :040000 040000 7da27ed892f4ea02ef8e758eda7165ce336d19cc
> 369d9e0ff185b6e6c9614de87296fc60072f56b9 M      drivers
> :040000 040000 c3203bef4546e1781ba218fa5232c12cd2a883a2
> b655879d0fefad7b591333930fddfd3cc67afa8d M      include
> 
> Will try reverting that patch.

Tried that, but 'git revert 77497f2' failed.
Tomorrow I'l try it by hand.

Christian König and I hunting for this:

[   11.264803] radeon 0000:01:00.0: (-1) pin WB bo failed
[   11.264814] radeon 0000:01:00.0: f6107800 unpin not necessary
[   11.264834] radeon 0000:01:00.0: disabling GPU acceleration
[   11.312639] radeon 0000:01:00.0: f2f68000 unpin not necessary
[   11.367419] [TTM] Finalizing pool allocator
[   11.367541] [TTM] Zone  kernel: Used memory at exit: 0 kiB
[   11.367547] [TTM] Zone highmem: Used memory at exit: 0 kiB
[   11.367551] [drm] radeon: ttm finalized
[   11.367556] [drm] Forcing AGP to PCIE mode

My own 'git bisect' pointed to 'drm/radeon: Remove radeon_gart_restore()'
One commit before yours.

author    Michel Dänzer <michel.daenzer at amd.com>    2014-07-09 18:15:42 (GMT)
committer    Alex Deucher <alexander.deucher at amd.com>    2014-08-05 12:53:31
(GMT)
commit    a3eb06dbca08e3fdad7039021ae03b46b215f22a (patch)
tree    2086d5a660f3581f0b7fd617d41241873ff07ce8
parent    380670aebfca998bb67b9cf05fc7f28ebeac4b18 (diff)
drm/radeon: Remove radeon_gart_restore()
Doesn't seem necessary, the GART table memory should be persistent.

Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>
Reviewed-by: Christian König <christian.koenig at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>

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