64 static void hotplug_event(u32 type, struct acpiphp_context *context);
75 	struct acpiphp_context *context;  in acpiphp_init_context()  local
77 	context = kzalloc(sizeof(*context), GFP_KERNEL);  in acpiphp_init_context()
78 	if (!context)  in acpiphp_init_context()
81 	context->refcount = 1;  in acpiphp_init_context()
82 	context->hp.notify = acpiphp_hotplug_notify;  in acpiphp_init_context()
83 	context->hp.fixup = acpiphp_post_dock_fixup;  in acpiphp_init_context()
84 	acpi_set_hp_context(adev, &context->hp);  in acpiphp_init_context()
85 	return context;  in acpiphp_init_context()
96 	struct acpiphp_context *context;  in acpiphp_get_context()  local
101 	context = to_acpiphp_context(adev->hp);  in acpiphp_get_context()
102 	context->refcount++;  in acpiphp_get_context()
103 	return context;  in acpiphp_get_context()
114 static void acpiphp_put_context(struct acpiphp_context *context)  in acpiphp_put_context()  argument
116 	if (--context->refcount)  in acpiphp_put_context()
119 	WARN_ON(context->bridge);  in acpiphp_put_context()
120 	context->hp.self->hp = NULL;  in acpiphp_put_context()
121 	kfree(context);  in acpiphp_put_context()
136 	struct acpiphp_context *context;  in acpiphp_grab_context()  local
139 	context = acpiphp_get_context(adev);  in acpiphp_grab_context()
140 	if (!context || context->func.parent->is_going_away) {  in acpiphp_grab_context()
144 	get_bridge(context->func.parent);  in acpiphp_grab_context()
145 	acpiphp_put_context(context);  in acpiphp_grab_context()
147 	return context;  in acpiphp_grab_context()
150 static void acpiphp_let_context_go(struct acpiphp_context *context)  in acpiphp_let_context_go()  argument
152 	put_bridge(context->func.parent);  in acpiphp_let_context_go()
157 	struct acpiphp_context *context;  in free_bridge()  local
173 	context = bridge->context;  in free_bridge()
175 	if (context) {  in free_bridge()
177 		put_bridge(context->func.parent);  in free_bridge()
178 		context->bridge = NULL;  in free_bridge()
179 		acpiphp_put_context(context);  in free_bridge()
197 	struct acpiphp_context *context = acpiphp_grab_context(adev);  in acpiphp_post_dock_fixup()  local
201 	if (!context)  in acpiphp_post_dock_fixup()
204 	bus = context->func.slot->bus;  in acpiphp_post_dock_fixup()
222 	acpiphp_let_context_go(context);  in acpiphp_post_dock_fixup()
265 	struct acpiphp_context *context;  in acpiphp_add_context()  local
290 	context = acpiphp_init_context(adev);  in acpiphp_add_context()
291 	if (!context) {  in acpiphp_add_context()
296 	newfunc = &context->func;  in acpiphp_add_context()
319 		acpiphp_put_context(context);  in acpiphp_add_context()
750 static void hotplug_event(u32 type, struct acpiphp_context *context)  in hotplug_event()  argument
752 	acpi_handle handle = context->hp.self->handle;  in hotplug_event()
753 	struct acpiphp_func *func = &context->func;  in hotplug_event()
758 	bridge = context->bridge;  in hotplug_event()
806 	struct acpiphp_context *context;  in acpiphp_hotplug_notify()  local
808 	context = acpiphp_grab_context(adev);  in acpiphp_hotplug_notify()
809 	if (!context)  in acpiphp_hotplug_notify()
812 	hotplug_event(type, context);  in acpiphp_hotplug_notify()
813 	acpiphp_let_context_go(context);  in acpiphp_hotplug_notify()
868 		struct acpiphp_context *context;  in acpiphp_enumerate_slots()  local
876 		context = acpiphp_get_context(adev);  in acpiphp_enumerate_slots()
877 		if (!context)  in acpiphp_enumerate_slots()
880 		bridge->context = context;  in acpiphp_enumerate_slots()
881 		context->bridge = bridge;  in acpiphp_enumerate_slots()
883 		get_bridge(context->func.parent);  in acpiphp_enumerate_slots()