platform: convert apple-gmux driver to dev_pm_ops from legacy pm_ops

Convert drivers/platform/x86/apple-gmux to use dev_pm_ops instead of
legacy pm_ops.  This patch depends on pnp driver bus ops change to invoke
pnp_driver dev_pm_ops.

Signed-off-by: Shuah Khan <shuah.kh@samsung.com>
Cc: Matthew Garrett <matthew.garrett@nebula.com>
Cc: Leonidas Da Silva Barbosa <leosilva@linux.vnet.ibm.com>
Cc: Ashley Lai <ashley@ashleylai.com>
Cc: Rajiv Andrade <mail@srajiv.net>
Cc: Marcel Selhorst <tpmdd@selhorst.net>
Cc: Sirrix AG <tpmdd@sirrix.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: Rob Herring <rob.herring@calxeda.com>
Cc: Peter Hüwe <PeterHuewe@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/platform/x86/apple-gmux.c

@@ -393,17 +393,21 @@ static void gmux_notify_handler(acpi_handle device, u32 value, void *context)
 		complete(&gmux_data->powerchange_done);
 }
 
-static int gmux_suspend(struct pnp_dev *pnp, pm_message_t state)
+static int gmux_suspend(struct device *dev)
 {
+	struct pnp_dev *pnp = to_pnp_dev(dev);
 	struct apple_gmux_data *gmux_data = pnp_get_drvdata(pnp);
+
 	gmux_data->resume_client_id = gmux_active_client(gmux_data);
 	gmux_disable_interrupts(gmux_data);
 	return 0;
 }
 
-static int gmux_resume(struct pnp_dev *pnp)
+static int gmux_resume(struct device *dev)
 {
+	struct pnp_dev *pnp = to_pnp_dev(dev);
 	struct apple_gmux_data *gmux_data = pnp_get_drvdata(pnp);
+
 	gmux_enable_interrupts(gmux_data);
 	gmux_switchto(gmux_data->resume_client_id);
 	if (gmux_data->power_state == VGA_SWITCHEROO_OFF)
@@ -605,13 +609,19 @@ static const struct pnp_device_id gmux_device_ids[] = {
 	{"", 0}
 };
 
+static const struct dev_pm_ops gmux_dev_pm_ops = {
+	.suspend = gmux_suspend,
+	.resume = gmux_resume,
+};
+
 static struct pnp_driver gmux_pnp_driver = {
 	.name		= "apple-gmux",
 	.probe		= gmux_probe,
 	.remove		= gmux_remove,
 	.id_table	= gmux_device_ids,
-	.suspend	= gmux_suspend,
-	.resume		= gmux_resume
+	.driver		= {
+			.pm = &gmux_dev_pm_ops,
+	},
 };
 
 static int __init apple_gmux_init(void)