video: imxfb: Convert to SIMPLE_DEV_PM_OPS

Instead of assigning the pm_ops fields individually we can simply
use SIMPLE_DEV_PM_OPS.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

1 files changed, 21 insertions, 38 deletions

diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c
index 398a8ca0e3dc..086e02431232 100644
--- a/drivers/video/imxfb.c
+++ b/drivers/video/imxfb.c
@@ -622,37 +622,6 @@ static int imxfb_activate_var(struct fb_var_screeninfo *var, struct fb_info *inf
         return 0;
 }
 
-#ifdef CONFIG_PM
-/*
- * Power management hooks.  Note that we won't be called from IRQ context,
- * unlike the blank functions above, so we may sleep.
- */
-static int imxfb_suspend(struct platform_device *dev, pm_message_t state)
-{
-        struct fb_info *info = platform_get_drvdata(dev);
-        struct imxfb_info *fbi = info->par;
-
-        pr_debug("%s\n", __func__);
-
-        imxfb_disable_controller(fbi);
-        return 0;
-}
-
-static int imxfb_resume(struct platform_device *dev)
-{
-        struct fb_info *info = platform_get_drvdata(dev);
-        struct imxfb_info *fbi = info->par;
-
-        pr_debug("%s\n", __func__);
-
-        imxfb_enable_controller(fbi);
-        return 0;
-}
-#else
-#define imxfb_suspend   NULL
-#define imxfb_resume    NULL
-#endif
-
 static int imxfb_init_fbinfo(struct platform_device *pdev)
 {
         struct imx_fb_platform_data *pdata = dev_get_platdata(&pdev->dev);
@@ -1063,23 +1032,37 @@ static int imxfb_remove(struct platform_device *pdev)
         return 0;
 }
 
-static void imxfb_shutdown(struct platform_device *dev)
+static int __maybe_unused imxfb_suspend(struct device *dev)
 {
-        struct fb_info *info = platform_get_drvdata(dev);
+        struct fb_info *info = dev_get_drvdata(dev);
         struct imxfb_info *fbi = info->par;
+
         imxfb_disable_controller(fbi);
+
+        return 0;
 }
 
+static int __maybe_unused imxfb_resume(struct device *dev)
+{
+        struct fb_info *info = dev_get_drvdata(dev);
+        struct imxfb_info *fbi = info->par;
+
+        imxfb_enable_controller(fbi);
+
+        return 0;
+}
+
+static SIMPLE_DEV_PM_OPS(imxfb_pm_ops, imxfb_suspend, imxfb_resume);
+
 static struct platform_driver imxfb_driver = {
-        .suspend        = imxfb_suspend,
-        .resume         = imxfb_resume,
-        .probe          = imxfb_probe,
-        .remove         = imxfb_remove,
-        .shutdown       = imxfb_shutdown,
         .driver         = {
                 .name   = DRIVER_NAME,
                 .of_match_table = imxfb_of_dev_id,
+                .owner  = THIS_MODULE,
+                .pm     = &imxfb_pm_ops,
         },
+        .probe          = imxfb_probe,
+        .remove         = imxfb_remove,
         .id_table       = imxfb_devtype,
 };
 module_platform_driver(imxfb_driver);