| commit | 501be6c1c72417eab05e7413671a38ea991a8ebc | [log] [tgz] |
|---|---|---|
| author | Thierry Reding <treding@nvidia.com> | Wed Mar 25 21:16:03 2020 +0100 |
| committer | Thierry Reding <treding@nvidia.com> | Tue Apr 28 11:44:07 2020 +0200 |
| tree | 507d44b5a84d9a7e3fb1fc3c6a69acb68cc5f253 | |
| parent | 8f3d9f354286745c751374f5f1fcafee6b3f3136 [diff] |
drm/tegra: Fix SMMU support on Tegra124 and Tegra210
When testing whether or not to enable the use of the SMMU, consult the
supported DMA mask rather than the actually configured DMA mask, since
the latter might already have been restricted.
Fixes: 2d9384ff9177 ("drm/tegra: Relax IOMMU usage criteria on old Tegra")
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>