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| author | Dmitry Osipenko <digetx@gmail.com> | 2018-08-19 17:24:20 +0300 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2018-09-26 17:24:02 +0200 |
| commit | 5ac93f81096a2065adb99defdb8f04ae2c19cc11 (patch) | |
| tree | 2ae10b0b43c288a1690f050416249e4e0f4c9f89 /drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | |
| parent | e31c8ea5aff8670275e4e451fdc3bca5fbc8a528 (diff) | |
drm/tegra: Detach devices from IOMMU DMA domain on arm32
All Tegra DRM devices are getting attached to an implicit IOMMU DMA
domain if CONFIG_ARM_DMA_USE_IOMMU=y. Since Tegra DRM driver manages IOMMU
by itself, the devices must be detached from the implicit domain using
arch-specific IOMMU-API. Note that this works only for arm32 and not for
arm64, which will remain broken if CONFIG_IOMMU_DMA is enabled.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c')
0 files changed, 0 insertions, 0 deletions