47 struct vgasr_priv {  struct
67 static int vga_switcheroo_debugfs_init(struct vgasr_priv *priv);  argument
68 static void vga_switcheroo_debugfs_fini(struct vgasr_priv *priv);
71 static struct vgasr_priv vgasr_priv = {  variable
72 	.clients = LIST_HEAD_INIT(vgasr_priv.clients),
78 	return !vgasr_priv.active &&  in vga_switcheroo_ready()
79 	       vgasr_priv.registered_clients == 2 && vgasr_priv.handler;  in vga_switcheroo_ready()
88 	if (vgasr_priv.handler->init)  in vga_switcheroo_enable()
89 		vgasr_priv.handler->init();  in vga_switcheroo_enable()
91 	list_for_each_entry(client, &vgasr_priv.clients, list) {  in vga_switcheroo_enable()
94 		ret = vgasr_priv.handler->get_client_id(client->pdev);  in vga_switcheroo_enable()
100 	vga_switcheroo_debugfs_init(&vgasr_priv);  in vga_switcheroo_enable()
101 	vgasr_priv.active = true;  in vga_switcheroo_enable()
107 	if (vgasr_priv.handler) {  in vga_switcheroo_register_handler()
112 	vgasr_priv.handler = handler;  in vga_switcheroo_register_handler()
125 	vgasr_priv.handler = NULL;  in vga_switcheroo_unregister_handler()
126 	if (vgasr_priv.active) {  in vga_switcheroo_unregister_handler()
128 		vga_switcheroo_debugfs_fini(&vgasr_priv);  in vga_switcheroo_unregister_handler()
129 		vgasr_priv.active = false;  in vga_switcheroo_unregister_handler()
153 	list_add_tail(&client->list, &vgasr_priv.clients);  in register_client()
155 		vgasr_priv.registered_clients++;  in register_client()
216 	client = find_client_from_pci(&vgasr_priv.clients, pdev);  in vga_switcheroo_get_client_state()
219 	if (!vgasr_priv.active)  in vga_switcheroo_get_client_state()
230 	client = find_client_from_pci(&vgasr_priv.clients, pdev);  in vga_switcheroo_unregister_client()
233 			vgasr_priv.registered_clients--;  in vga_switcheroo_unregister_client()
237 	if (vgasr_priv.active && vgasr_priv.registered_clients < 2) {  in vga_switcheroo_unregister_client()
239 		vga_switcheroo_debugfs_fini(&vgasr_priv);  in vga_switcheroo_unregister_client()
240 		vgasr_priv.active = false;  in vga_switcheroo_unregister_client()
252 	client = find_client_from_pci(&vgasr_priv.clients, pdev);  in vga_switcheroo_client_fb_set()
264 	list_for_each_entry(client, &vgasr_priv.clients, list) {  in vga_switcheroo_show()
287 	if (vgasr_priv.handler->power_state)  in vga_switchon()
288 		vgasr_priv.handler->power_state(client->id, VGA_SWITCHEROO_ON);  in vga_switchon()
301 	if (vgasr_priv.handler->power_state)  in vga_switchoff()
302 		vgasr_priv.handler->power_state(client->id, VGA_SWITCHEROO_OFF);  in vga_switchoff()
311 	client = find_client_from_id(&vgasr_priv.clients, id | ID_BIT_AUDIO);  in set_audio_state()
323 	active = find_active_client(&vgasr_priv.clients);  in vga_switchto_stage1()
340 	active = find_active_client(&vgasr_priv.clients);  in vga_switchto_stage2()
356 	ret = vgasr_priv.handler->switchto(new_client->id);  in vga_switchto_stage2()
376 	list_for_each_entry(client, &vgasr_priv.clients, list) {  in check_can_switch()
404 	if (!vgasr_priv.active) {  in vga_switcheroo_debugfs_write()
411 		list_for_each_entry(client, &vgasr_priv.clients, list) {  in vga_switcheroo_debugfs_write()
424 		list_for_each_entry(client, &vgasr_priv.clients, list) {  in vga_switcheroo_debugfs_write()
464 	client = find_client_from_id(&vgasr_priv.clients, client_id);  in vga_switcheroo_debugfs_write()
468 	vgasr_priv.delayed_switch_active = false;  in vga_switcheroo_debugfs_write()
471 		ret = vgasr_priv.handler->switchto(client_id);  in vga_switcheroo_debugfs_write()
495 		vgasr_priv.delayed_switch_active = true;  in vga_switcheroo_debugfs_write()
496 		vgasr_priv.delayed_client_id = client_id;  in vga_switcheroo_debugfs_write()
517 static void vga_switcheroo_debugfs_fini(struct vgasr_priv *priv)  in vga_switcheroo_debugfs_fini()
529 static int vga_switcheroo_debugfs_init(struct vgasr_priv *priv)  in vga_switcheroo_debugfs_init()
560 	if (!vgasr_priv.delayed_switch_active)  in vga_switcheroo_process_delayed_switch()
563 …printk(KERN_INFO "vga_switcheroo: processing delayed switch to %d\n", vgasr_priv.delayed_client_id…  in vga_switcheroo_process_delayed_switch()
565 	client = find_client_from_id(&vgasr_priv.clients,  in vga_switcheroo_process_delayed_switch()
566 				     vgasr_priv.delayed_client_id);  in vga_switcheroo_process_delayed_switch()
574 	vgasr_priv.delayed_switch_active = false;  in vga_switcheroo_process_delayed_switch()
586 	if (!vgasr_priv.handler->power_state)  in vga_switcheroo_power_switch()
589 	client = find_client_from_pci(&vgasr_priv.clients, pdev);  in vga_switcheroo_power_switch()
596 	vgasr_priv.handler->power_state(client->id, state);  in vga_switcheroo_power_switch()
605 	client = find_client_from_pci(&vgasr_priv.clients, pdev);  in vga_switcheroo_set_dynamic_switch()
626 	if (vgasr_priv.handler->switchto)  in vga_switcheroo_runtime_suspend()
627 		vgasr_priv.handler->switchto(VGA_SWITCHEROO_IGD);  in vga_switcheroo_runtime_suspend()
677 	list_for_each_entry(client, &vgasr_priv.clients, list) {  in vga_switcheroo_runtime_resume_hdmi_audio()