fbdev: cyber2000fb: use generic power management

Switch to the new generic framework by updating function signatures and
define a "struct dev_pm_ops" variable to bind PM callbacks. This way we can
remove the legacy .suspend & .resume bindings from "lxfb_driver".

Signed-off-by: Vaibhav Gupta <[e-mail]>
Cc: Bjorn Helgaas <[e-mail]>
Cc: Bjorn Helgaas <[e-mail]>
Cc: Bjorn Helgaas <[e-mail]>
Cc: Vaibhav Gupta <[e-mail]>
Cc: Sam Ravnborg <[e-mail]>
Cc: Paul Mackerras <[e-mail]>
Cc: Russell King <[e-mail]>
Cc: Andres Salomon <[e-mail]>
CC: Antonino Daplas <[e-mail]>
Cc: Shuah Khan <[e-mail]>
Signed-off-by: Bartlomiej Zolnierkiewicz <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/video/fbdev/cyber2000fb.c

···
 	}
 }
 
-static int cyberpro_pci_suspend(struct pci_dev *dev, pm_message_t state)
+static int __maybe_unused cyberpro_pci_suspend(struct device *dev)
 {
 	return 0;
 }
···
 /*
  * Re-initialise the CyberPro hardware
  */
-static int cyberpro_pci_resume(struct pci_dev *dev)
+static int __maybe_unused cyberpro_pci_resume(struct device *dev)
 {
-	struct cfb_info *cfb = pci_get_drvdata(dev);
+	struct cfb_info *cfb = dev_get_drvdata(dev);
 
 	if (cfb) {
 		cyberpro_pci_enable_mmio(cfb);
···
 
 MODULE_DEVICE_TABLE(pci, cyberpro_pci_table);
 
+static SIMPLE_DEV_PM_OPS(cyberpro_pci_pm_ops,
+			 cyberpro_pci_suspend,
+			 cyberpro_pci_resume);
+
 static struct pci_driver cyberpro_driver = {
 	.name		= "CyberPro",
 	.probe		= cyberpro_pci_probe,
 	.remove		= cyberpro_pci_remove,
-	.suspend	= cyberpro_pci_suspend,
-	.resume		= cyberpro_pci_resume,
+	.driver.pm	= &cyberpro_pci_pm_ops,
 	.id_table	= cyberpro_pci_table
 };