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authorThierry Reding <treding@nvidia.com>2020-06-12 17:01:00 +0200
committerThierry Reding <treding@nvidia.com>2020-06-16 13:46:19 +0200
commita101e3dad8a90a840ccb45e492cd2ef7c01199ea (patch)
tree5767826f836c951c0def6ff29448eab4d1932999 /drivers/gpu
parentca2030d56bb7b73079f834b10de38ced9cac74a3 (diff)
downloadlinux-a101e3dad8a90a840ccb45e492cd2ef7c01199ea.tar.bz2
drm/tegra: hub: Register child devices
In order to remove the dependency on the simple-bus compatible string, which causes the OF driver core to register all child devices, make the display-hub driver explicitly register the display controller children. Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/tegra/hub.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/tegra/hub.c b/drivers/gpu/drm/tegra/hub.c
index a2ef8f218d4e..22a03f7ffdc1 100644
--- a/drivers/gpu/drm/tegra/hub.c
+++ b/drivers/gpu/drm/tegra/hub.c
@@ -948,6 +948,15 @@ static int tegra_display_hub_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "failed to register host1x client: %d\n",
err);
+ err = devm_of_platform_populate(&pdev->dev);
+ if (err < 0)
+ goto unregister;
+
+ return err;
+
+unregister:
+ host1x_client_unregister(&hub->client);
+ pm_runtime_disable(&pdev->dev);
return err;
}