On 13.06.2017 01:52, Ben Skeggs wrote:
On 06/09/2017 10:25 PM, Mikko Perttunen wrote:
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.
Thanks Mikko,
Taken all 3 patches into my tree.
Thanks!
Ben.
Signed-off-by: Mikko Perttunen <mperttu...@nvidia.com>
---
drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
index 6474bd2a6d07..3d42cdbbe9c0 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
@@ -51,10 +51,12 @@ nvkm_device_tegra_power_up(struct nvkm_device_tegra *tdev)
reset_control_assert(tdev->rst);
udelay(10);
- ret = tegra_powergate_remove_clamping(TEGRA_POWERGATE_3D);
- if (ret)
- goto err_clamp;
- 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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