Commit b1df2425 authored by Mikko Perttunen's avatar Mikko Perttunen Committed by Ben Skeggs

drm/nouveau/tegra: Skip manual unpowergating when not necessary

On Tegra186, powergating is handled by the BPMP power domain provider
and the "legacy" powergating API is not available. Therefore skip
these calls if we are attached to a power domain.
Signed-off-by: default avatarMikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 3a93dd22
......@@ -51,10 +51,12 @@ nvkm_device_tegra_power_up(struct nvkm_device_tegra *tdev)
reset_control_assert(tdev->rst);
udelay(10);
if (!tdev->pdev->dev.pm_domain) {
ret = tegra_powergate_remove_clamping(TEGRA_POWERGATE_3D);
if (ret)
goto err_clamp;
udelay(10);
}
reset_control_deassert(tdev->rst);
udelay(10);
......
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