pwm: lpss: pci: Move to use pcim_enable_device()

Let's use managed functions for this driver.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
diff --git a/drivers/pwm/pwm-lpss-pci.c b/drivers/pwm/pwm-lpss-pci.c
index 1bfdd89..cf20d2b 100644
--- a/drivers/pwm/pwm-lpss-pci.c
+++ b/drivers/pwm/pwm-lpss-pci.c
@@ -23,7 +23,7 @@
 	struct pwm_lpss_chip *lpwm;
 	int err;
 
-	err = pci_enable_device(pdev);
+	err = pcim_enable_device(pdev);
 	if (err < 0)
 		return err;
 
@@ -41,7 +41,6 @@
 	struct pwm_lpss_chip *lpwm = pci_get_drvdata(pdev);
 
 	pwm_lpss_remove(lpwm);
-	pci_disable_device(pdev);
 }
 
 static const struct pci_device_id pwm_lpss_pci_ids[] = {