diff mbox series

drm/bridge: Add missing pm_runtime_disable() in __dw_mipi_dsi_probe

Message ID 20220105104113.31415-1-linmq006@gmail.com (mailing list archive)
State New, archived
Headers show
Series drm/bridge: Add missing pm_runtime_disable() in __dw_mipi_dsi_probe | expand

Commit Message

Miaoqian Lin Jan. 5, 2022, 10:41 a.m. UTC
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: 46fc515 ("drm/bridge/synopsys: Add MIPI DSI host controller bridge")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
---
 drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Robert Foss Jan. 5, 2022, 5:41 p.m. UTC | #1
Hey,

Thanks for submitting this fix.

On Wed, 5 Jan 2022 at 11:41, Miaoqian Lin <linmq006@gmail.com> wrote:
>
> 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: 46fc515 ("drm/bridge/synopsys: Add MIPI DSI host controller bridge")
> Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
> ---
>  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 e44e18a0112a..56c3fd08c6a0 100644
> --- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
> +++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
> @@ -1199,6 +1199,7 @@ __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);
>         }
> --
> 2.17.1
>

Added r-b tag and applied to drm-misc-next

Reviewed-by: Robert Foss <robert.foss@linaro.org>
diff mbox series

Patch

diff --git a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
index e44e18a0112a..56c3fd08c6a0 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
@@ -1199,6 +1199,7 @@  __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);
 	}