[pull] radeon drm-fixes-3.15

[Christian König]

Am 26.05.2014 09:12, schrieb Malte Schröder:
> On 20.05.2014 15:14, Christian König wrote:
>> Hi Dave,
>>
>> by your request I've removed Alex's I2C mutex patch from the branch. I
>> would like to keep the VCE patch, cause it actually fixed a serious bug
>> for me, but I've fixed the formal error of the missing Signed-off-by line.
>>
>> Additional to that we have two new fixes from Jerome and Alex, both are
>> CC stable as well so important enough for 3.15.
>>
>> So this is the resend pull of stashed up radeon fixes for 3.15.
>> Highlights are:
>> 1. Avoid sending SIGBUS on CPU access just because kernel can't handle
>> buffer placement.
>> 2. Some fixes for VM page table updates and buffer placements.
>> 3. Fixing two typos in the PLL and SI register spec.
>> 4. Checking VCE buffers ranges.
>> 5. Mullins and non-VGA pci class fixes.
>> 6. A PX power management fix.
>> 7. Fix for a crash if acceleration fails to initialize.
>>
>> The following changes since commit
>> 4ba4801d73d14690ed15774424e8b1d4c18323a5:
>>
>>    Merge tag 'drm-intel-fixes-2014-05-16' of
>> git://anongit.freedesktop.org/drm-intel into drm-fixes (2014-05-20
>> 09:56:26 +1000)
>>
>> are available in the git repository at:
>>
>>
>>    git://people.freedesktop.org/~deathsimple/linux drm-fixes-3.15
>>
>> for you to fetch changes up to 4f2f203976964e267dc477de6648bdb3acd2b74b:
>>
>>    drm/radeon/pm: don't allow debugfs/sysfs access when PX card is off
>> (v2) (2014-05-20 14:42:08 +0200)
>>
> I've pulled above and it fixes a suspend to RAM issue I've been seeing
> in 3.15-rc. Short description of the problem:
>
> On wakeup all seems fine, i.e. hd starts to spin an USB-stuff wakes up.
> But all I get from the graphics card is a white screen slowly filling
> with random colored pixels. I had to hard reset the system.
>
> GMane seems to be broken currently so I can't post  a link to my
> original report.

Hi Malte,

what hardware do you have?

It's most likely the VM page table update fix, cause that one fixed 
similar problems for other people, but it only applies for SI and CIK 
hardware generations.

Good to hear that it is fixed now,
Christian.

> Regards
> Malte
>