[PATCH AUTOSEL 4.19 14/66] drm/tegra: dc: Release PM and RGB output when client's registration fails

Sasha Levin
2020-04-11T23:25:09Z

From: Dmitry Osipenko <digetx@gmail.com>

[ Upstream commit 0411ea89a689531e1829fdf8af3747646c02c721 ]

Runtime PM and RGB output need to be released when host1x client
registration fails. The releasing is missed in the code, let's correct it.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/tegra/dc.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index 965088afcfade..923088626e1f4 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -2420,10 +2420,16 @@ static int tegra_dc_probe(struct platform_device *pdev)
if (err < 0) {
dev_err(&pdev->dev, "failed to register host1x client: %d\n",
err);
- return err;
+ goto disable_pm;
}

return 0;
+
+disable_pm:
+ pm_runtime_disable(&pdev->dev);
+ tegra_dc_rgb_remove(dc);
+
+ return err;
}

static int tegra_dc_remove(struct platform_device *pdev)
--
2.20.1