1*4882a593Smuzhiyun #include <linux/export.h>
2*4882a593Smuzhiyun #include <linux/hdmi-notifier.h>
3*4882a593Smuzhiyun #include <linux/notifier.h>
4*4882a593Smuzhiyun #include <linux/string.h>
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun static BLOCKING_NOTIFIER_HEAD(hdmi_notifier);
7*4882a593Smuzhiyun
hdmi_register_notifier(struct notifier_block * nb)8*4882a593Smuzhiyun int hdmi_register_notifier(struct notifier_block *nb)
9*4882a593Smuzhiyun {
10*4882a593Smuzhiyun return blocking_notifier_chain_register(&hdmi_notifier, nb);
11*4882a593Smuzhiyun }
12*4882a593Smuzhiyun EXPORT_SYMBOL_GPL(hdmi_register_notifier);
13*4882a593Smuzhiyun
hdmi_unregister_notifier(struct notifier_block * nb)14*4882a593Smuzhiyun int hdmi_unregister_notifier(struct notifier_block *nb)
15*4882a593Smuzhiyun {
16*4882a593Smuzhiyun return blocking_notifier_chain_unregister(&hdmi_notifier, nb);
17*4882a593Smuzhiyun }
18*4882a593Smuzhiyun EXPORT_SYMBOL_GPL(hdmi_unregister_notifier);
19*4882a593Smuzhiyun
hdmi_event_connect(struct device * dev)20*4882a593Smuzhiyun void hdmi_event_connect(struct device *dev)
21*4882a593Smuzhiyun {
22*4882a593Smuzhiyun struct hdmi_event_base base;
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun base.source = dev;
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun blocking_notifier_call_chain(&hdmi_notifier, HDMI_CONNECTED, &base);
27*4882a593Smuzhiyun }
28*4882a593Smuzhiyun EXPORT_SYMBOL_GPL(hdmi_event_connect);
29*4882a593Smuzhiyun
hdmi_event_disconnect(struct device * dev)30*4882a593Smuzhiyun void hdmi_event_disconnect(struct device *dev)
31*4882a593Smuzhiyun {
32*4882a593Smuzhiyun struct hdmi_event_base base;
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun base.source = dev;
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun blocking_notifier_call_chain(&hdmi_notifier, HDMI_DISCONNECTED, &base);
37*4882a593Smuzhiyun }
38*4882a593Smuzhiyun EXPORT_SYMBOL_GPL(hdmi_event_disconnect);
39*4882a593Smuzhiyun
hdmi_event_new_edid(struct device * dev,const void * edid,size_t size)40*4882a593Smuzhiyun void hdmi_event_new_edid(struct device *dev, const void *edid, size_t size)
41*4882a593Smuzhiyun {
42*4882a593Smuzhiyun struct hdmi_event_new_edid new_edid;
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun new_edid.base.source = dev;
45*4882a593Smuzhiyun new_edid.edid = edid;
46*4882a593Smuzhiyun new_edid.size = size;
47*4882a593Smuzhiyun
48*4882a593Smuzhiyun blocking_notifier_call_chain(&hdmi_notifier, HDMI_NEW_EDID, &new_edid);
49*4882a593Smuzhiyun }
50*4882a593Smuzhiyun EXPORT_SYMBOL_GPL(hdmi_event_new_edid);
51*4882a593Smuzhiyun
hdmi_event_new_eld(struct device * dev,const void * eld)52*4882a593Smuzhiyun void hdmi_event_new_eld(struct device *dev, const void *eld)
53*4882a593Smuzhiyun {
54*4882a593Smuzhiyun struct hdmi_event_new_eld new_eld;
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun new_eld.base.source = dev;
57*4882a593Smuzhiyun memcpy(new_eld.eld, eld, sizeof(new_eld.eld));
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun blocking_notifier_call_chain(&hdmi_notifier, HDMI_NEW_ELD, &new_eld);
60*4882a593Smuzhiyun }
61*4882a593Smuzhiyun EXPORT_SYMBOL_GPL(hdmi_event_new_eld);
62