Remove the pointless check. host1x_drm_wants_iommu() cannot return true unless an IOMMU exists for the host1x platform device, which at the moment means the iommu_present() test could never fail.
Signed-off-by: Robin Murphy robin.murphy@arm.com --- drivers/gpu/drm/tegra/drm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index 9464f522e257..bc4321561400 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -1149,7 +1149,7 @@ static int host1x_drm_probe(struct host1x_device *dev) goto put; }
- if (host1x_drm_wants_iommu(dev) && iommu_present(&platform_bus_type)) { + if (host1x_drm_wants_iommu(dev)) { tegra->domain = iommu_domain_alloc(&platform_bus_type); if (!tegra->domain) { err = -ENOMEM;