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drm/tegra: Silence expected errors on IOMMU attach
authorThierry Reding <treding@nvidia.com>
Tue, 3 Dec 2019 16:19:12 +0000 (17:19 +0100)
committerThierry Reding <treding@nvidia.com>
Wed, 4 Dec 2019 12:37:44 +0000 (13:37 +0100)
commita8817489dc3e3b1910842958a3b9d9e4832e99b0
tree19928fea336c20f940553f868d8228a654c8d0c2
parent82d73874d422b43359698f73c418a02322c886d5
drm/tegra: Silence expected errors on IOMMU attach

Subdevices may not be hooked up to an IOMMU via device tree. Detect such
situations and avoid confusing users by not emitting an error message.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Thierry Reding <treding@nvidia.com>
drivers/gpu/drm/tegra/dc.c
drivers/gpu/drm/tegra/drm.c
drivers/gpu/drm/tegra/vic.c