From: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
tilcdc calls runtime PM get/put functions everywhere. Some of those
places will be called in irq context, crashing the driver.
As a quick fix, use pm_runtime_irq_safe() for tilcdc.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
Signed-off-by: Jyri Sarha <jsarha@xxxxxx>
---
drivers/gpu/drm/tilcdc/tilcdc_drv.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
index fcc0508..0f283a3 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
@@ -227,6 +227,7 @@ static int tilcdc_load(struct drm_device *dev, unsigned long flags)
DBG("Maximum Pixel Clock Value %dKHz", priv->max_pixelclock);
pm_runtime_enable(dev->dev);
+ pm_runtime_irq_safe(dev->dev);
/* Determine LCD IP Version */
pm_runtime_get_sync(dev->dev);
--
1.9.1
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