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drm/komeda: Adds SMMU support

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Adds iommu_connect and disconnect for SMMU support, and configures
TBU translation once SMMU has been attached to the display device.

Signed-off-by: Lowry Li (Arm Technology China) <lowry.li@arm.com>
[fixed checking of error code returned by dp_wait_cond() and removed
extraneous DRM_ERROR() calls]
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
This commit is contained in:
Lowry Li (Arm Technology China) 2019-06-06 10:53:05 +01:00 • committed by Liviu Dudau
commit e87cae37f6
6 changed files with 82 additions and 0 deletions
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