fbdev: sh_mobile_hdmi: runtime suspend HDMI on error and clean up paths

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/drivers/video/sh_mobile_hdmi.c b/drivers/video/sh_mobile_hdmi.c
index 2b9e56a..6ae40b6 100644 (file)
--- a/drivers/video/sh_mobile_hdmi.c
+++ b/drivers/video/sh_mobile_hdmi.c
@@ -1131,15 +1131,19 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work)
                pm_runtime_get_sync(hdmi->dev);
 
                ret = sh_hdmi_read_edid(hdmi, &hdmi_rate, &parent_rate);
-               if (ret < 0)
+               if (ret < 0) {
+                       pm_runtime_put(hdmi->dev);
                        goto out;
+               }
 
                hdmi->hp_state = HDMI_HOTPLUG_EDID_DONE;
 
                /* Reconfigure the clock */
                ret = sh_hdmi_clk_configure(hdmi, hdmi_rate, parent_rate);
-               if (ret < 0)
+               if (ret < 0) {
+                       pm_runtime_put(hdmi->dev);
                        goto out;
+               }
 
                msleep(10);
                sh_hdmi_configure(hdmi);
@@ -1336,6 +1340,7 @@ static int __init sh_hdmi_probe(struct platform_device *pdev)
 ecodec:
        free_irq(irq, hdmi);
 ereqirq:
+       pm_runtime_suspend(&pdev->dev);
        pm_runtime_disable(&pdev->dev);
        iounmap(hdmi->base);
 emap:
@@ -1372,6 +1377,7 @@ static int __exit sh_hdmi_remove(struct platform_device *pdev)
        free_irq(irq, hdmi);
        /* Wait for already scheduled work */
        cancel_delayed_work_sync(&hdmi->edid_work);
+       pm_runtime_suspend(&pdev->dev);
        pm_runtime_disable(&pdev->dev);
        clk_disable(hdmi->hdmi_clk);
        clk_put(hdmi->hdmi_clk);