62 lines
1.5 KiB
C
62 lines
1.5 KiB
C
#include <linux/export.h>
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#include <linux/hdmi-notifier.h>
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#include <linux/notifier.h>
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#include <linux/string.h>
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static BLOCKING_NOTIFIER_HEAD(hdmi_notifier);
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int hdmi_register_notifier(struct notifier_block *nb)
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{
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return blocking_notifier_chain_register(&hdmi_notifier, nb);
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}
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EXPORT_SYMBOL_GPL(hdmi_register_notifier);
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int hdmi_unregister_notifier(struct notifier_block *nb)
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{
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return blocking_notifier_chain_unregister(&hdmi_notifier, nb);
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}
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EXPORT_SYMBOL_GPL(hdmi_unregister_notifier);
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void hdmi_event_connect(struct device *dev)
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{
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struct hdmi_event_base base;
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base.source = dev;
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blocking_notifier_call_chain(&hdmi_notifier, HDMI_CONNECTED, &base);
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}
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EXPORT_SYMBOL_GPL(hdmi_event_connect);
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void hdmi_event_disconnect(struct device *dev)
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{
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struct hdmi_event_base base;
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base.source = dev;
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blocking_notifier_call_chain(&hdmi_notifier, HDMI_DISCONNECTED, &base);
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}
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EXPORT_SYMBOL_GPL(hdmi_event_disconnect);
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void hdmi_event_new_edid(struct device *dev, const void *edid, size_t size)
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{
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struct hdmi_event_new_edid new_edid;
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new_edid.base.source = dev;
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new_edid.edid = edid;
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new_edid.size = size;
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blocking_notifier_call_chain(&hdmi_notifier, HDMI_NEW_EDID, &new_edid);
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}
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EXPORT_SYMBOL_GPL(hdmi_event_new_edid);
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void hdmi_event_new_eld(struct device *dev, const void *eld)
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{
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struct hdmi_event_new_eld new_eld;
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new_eld.base.source = dev;
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memcpy(new_eld.eld, eld, sizeof(new_eld.eld));
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blocking_notifier_call_chain(&hdmi_notifier, HDMI_NEW_ELD, &new_eld);
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}
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EXPORT_SYMBOL_GPL(hdmi_event_new_eld);
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