drm/msm: fix IOMMU cleanup for -EPROBE_DEFER

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If probe fails after IOMMU is attached, we need to detach in order to
clean up properly.  Before this change, IOMMU faults would occur if the
probe failed (-EPROBE_DEFER).

Signed-off-by: Stephane Viau <sviau@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>

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Stephane Viau 2014-06-17 10:32:37 -04:00 • committed by Rob Clark

parent cf3198c205

commit 87e956e9be

5 changed files with 44 additions and 7 deletions

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22

drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c

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1

drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h

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6

drivers/gpu/drm/msm/msm_gem.c

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21

drivers/gpu/drm/msm/msm_iommu.c

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1

drivers/gpu/drm/msm/msm_mmu.h

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