drm: bridge/dw_hdmi: request interrupt only after initializing the mutes

Otherwise a spurious interrupt might trigger (and crash) the interrupt handler
before probing finished.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>

1 files changed, 6 insertions, 6 deletions

diff --git a/drivers/gpu/drm/bridge/dw_hdmi.c b/drivers/gpu/drm/bridge/dw_hdmi.c
index 80bb512a869f..4cc456945c8b 100644
--- a/drivers/gpu/drm/bridge/dw_hdmi.c
+++ b/drivers/gpu/drm/bridge/dw_hdmi.c
@@ -1605,12 +1605,6 @@ int dw_hdmi_bind(struct device *dev, struct device *master,
                 dev_dbg(hdmi->dev, "no ddc property found\n");
         }
 
-        ret = devm_request_threaded_irq(dev, irq, dw_hdmi_hardirq,
-                                        dw_hdmi_irq, IRQF_SHARED,
-                                        dev_name(dev), hdmi);
-        if (ret)
-                return ret;
-
         hdmi->regs = devm_ioremap_resource(dev, iores);
         if (IS_ERR(hdmi->regs))
                 return PTR_ERR(hdmi->regs);
@@ -1651,6 +1645,12 @@ int dw_hdmi_bind(struct device *dev, struct device *master,
 
         initialize_hdmi_ih_mutes(hdmi);
 
+        ret = devm_request_threaded_irq(dev, irq, dw_hdmi_hardirq,
+                                        dw_hdmi_irq, IRQF_SHARED,
+                                        dev_name(dev), hdmi);
+        if (ret)
+                return ret;
+
         /*
          * To prevent overflows in HDMI_IH_FC_STAT2, set the clk regenerator
          * N and cts values before enabling phy