Re: [PATCH] drm/bridge: Add missing pm_runtime_disable() in __dw_mipi_dsi_probe

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Hey,

Thanks for submitting this fix.

On Wed, 5 Jan 2022 at 11:41, Miaoqian Lin <linmq006@xxxxxxxxx> 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@xxxxxxxxx>
> ---
>  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@xxxxxxxxxx>



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