linux/drivers/gpu/drm/msm/adreno
Rob Clark a1ad352333 drm/msm: fix potential deadlock in gpu init
Somewhere along the way, the firmware loader sprouted another lock
dependency, resulting in possible deadlock scenario:

 &dev->struct_mutex --> &sb->s_type->i_mutex_key#2 --> &mm->mmap_sem

which is problematic vs things like gem mmap.

So introduce a separate mutex to synchronize gpu init.

Signed-off-by: Rob Clark <robdclark@gmail.com>
2014-08-04 11:55:29 -04:00
..
a2xx.xml.h drm/msm: update generated headers 2014-08-04 11:55:28 -04:00
a3xx.xml.h drm/msm: update generated headers 2014-08-04 11:55:28 -04:00
a3xx_gpu.c drm/msm: DT support for 8960/8064 (v3) 2014-08-04 11:55:28 -04:00
a3xx_gpu.h drm/msm: update generated headers 2014-08-04 11:55:28 -04:00
adreno_common.xml.h drm/msm: update generated headers 2014-08-04 11:55:28 -04:00
adreno_gpu.c drm/msm: fix potential deadlock in gpu init 2014-08-04 11:55:29 -04:00
adreno_gpu.h drm/msm: spin helper 2014-03-31 10:27:45 -04:00
adreno_pm4.xml.h drm/msm: update generated headers 2014-08-04 11:55:28 -04:00