From c43b4106cfc59d4c0010a953419fc6ab97287da7 Mon Sep 17 00:00:00 2001 From: Miaoqian Lin Date: Wed, 5 Jan 2022 10:48:26 +0000 Subject: [PATCH] drm/bridge: nwl-dsi: Fix PM disable depth imbalance in nwl_dsi_probe [ Upstream commit b146e343a9e05605b491b1bf4a2b62a39d5638d8 ] The pm_runtime_enable will increase power disable depth. Thus a pairing decrement is needed on the error handling path to keep it balanced according to context. Fixes: 44cfc6233447 ("drm/bridge: Add NWL MIPI DSI host controller support") Signed-off-by: Miaoqian Lin Signed-off-by: Robert Foss Link: https://patchwork.freedesktop.org/patch/msgid/20220105104826.1418-1-linmq006@gmail.com Reviewed-by: Robert Foss Signed-off-by: Sasha Levin --- drivers/gpu/drm/bridge/nwl-dsi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/bridge/nwl-dsi.c b/drivers/gpu/drm/bridge/nwl-dsi.c index af07eeb47ca02..6e484d836cfe2 100644 --- a/drivers/gpu/drm/bridge/nwl-dsi.c +++ b/drivers/gpu/drm/bridge/nwl-dsi.c @@ -1204,6 +1204,7 @@ static int nwl_dsi_probe(struct platform_device *pdev) ret = nwl_dsi_select_input(dsi); if (ret < 0) { + pm_runtime_disable(dev); mipi_dsi_host_unregister(&dsi->dsi_host); return ret; } -- 2.30.2