This is a note to let you know that I've just added the patch titled
drm/tegra: dsi: Fix missing pm_runtime_disable() in the error handling path of tegra_dsi_probe()
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-tegra-dsi-fix-missing-pm_runtime_disable-in-the-.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 056ee30d0ecf87fe0c44a5f1823a5ae644506bf5
Author: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Date: Sat Sep 2 17:22:09 2023 +0200
drm/tegra: dsi: Fix missing pm_runtime_disable() in the error handling path of tegra_dsi_probe()
[ Upstream commit 5286a9fc280c45b6b307ee1b07f7a997e042252c ]
If an error occurs after calling pm_runtime_enable(), pm_runtime_disable()
should be called as already done in the remove function.
Fixes: ef8187d75265 ("drm/tegra: dsi: Implement runtime PM")
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/ee4a15c9cd4b574a55cd67c30d2411239ba2cee9.1693667005.git.christophe.jaillet@xxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c
index b76b9b0232250..839dbad9bc483 100644
--- a/drivers/gpu/drm/tegra/dsi.c
+++ b/drivers/gpu/drm/tegra/dsi.c
@@ -1674,6 +1674,7 @@ static int tegra_dsi_probe(struct platform_device *pdev)
return 0;
unregister:
+ pm_runtime_disable(&pdev->dev);
mipi_dsi_host_unregister(&dsi->host);
mipi_free:
tegra_mipi_free(dsi->mipi);
