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Subject[PATCH 5.10 262/599] drm/bridge: Add missing pm_runtime_disable() in __dw_mipi_dsi_probe
Date
From: Miaoqian Lin <linmq006@gmail.com>

[ Upstream commit 96211b7c56b109a52768e6cc5e23a1f79316eca0 ]

If the probe fails, we should use pm_runtime_disable() to balance
pm_runtime_enable().
Add missing pm_runtime_disable() for __dw_mipi_dsi_probe.

Fixes: 46fc51546d44 ("drm/bridge/synopsys: Add MIPI DSI host controller bridge")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220105104113.31415-1-linmq006@gmail.com
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
index 6b268f9445b3..376fa6eb46f6 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
@@ -1172,6 +1172,7 @@ __dw_mipi_dsi_probe(struct platform_device *pdev,
ret = mipi_dsi_host_register(&dsi->dsi_host);
if (ret) {
dev_err(dev, "Failed to register MIPI host: %d\n", ret);
+ pm_runtime_disable(dev);
dw_mipi_dsi_debugfs_remove(dsi);
return ERR_PTR(ret);
}
--
2.34.1


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