AuxXxilium/linux_dsm_epyc7002
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drm: bridge/dw_hdmi: request interrupt only after initializing the mutes

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

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
This commit is contained in:
Philipp Zabel 2015-01-07 13:43:50 +01:00
parent 12b9f204e8
commit 639a202cc6
1 changed files with 6 additions and 6 deletions
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12
drivers/gpu/drm/bridge/dw_hdmi.c
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@ -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