}
if (info->map.virt != NULL)
- iounmap((void *)info->map.virt);
+ iounmap(info->map.virt);
if (info->res != NULL) {
release_resource(info->res);
return -ENODEV;
printk(KERN_NOTICE "physmap platform flash device: %.8llx at %.8llx\n",
- (unsigned long long)dev->resource->end - dev->resource->start + 1,
+ (unsigned long long)(dev->resource->end - dev->resource->start + 1),
(unsigned long long)dev->resource->start);
- info = kmalloc(sizeof(struct physmap_flash_info), GFP_KERNEL);
+ info = kzalloc(sizeof(struct physmap_flash_info), GFP_KERNEL);
if (info == NULL) {
err = -ENOMEM;
goto err_out;
}
- memset(info, 0, sizeof(*info));
platform_set_drvdata(dev, info);
return err;
}
+#ifdef CONFIG_PM
+static int physmap_flash_suspend(struct platform_device *dev, pm_message_t state)
+{
+ struct physmap_flash_info *info = platform_get_drvdata(dev);
+ int ret = 0;
+
+ if (info)
+ ret = info->mtd->suspend(info->mtd);
+
+ return ret;
+}
+
+static int physmap_flash_resume(struct platform_device *dev)
+{
+ struct physmap_flash_info *info = platform_get_drvdata(dev);
+ if (info)
+ info->mtd->resume(info->mtd);
+ return 0;
+}
+
+static void physmap_flash_shutdown(struct platform_device *dev)
+{
+ struct physmap_flash_info *info = platform_get_drvdata(dev);
+ if (info && info->mtd->suspend(info->mtd) == 0)
+ info->mtd->resume(info->mtd);
+}
+#endif
+
static struct platform_driver physmap_flash_driver = {
.probe = physmap_flash_probe,
.remove = physmap_flash_remove,
+#ifdef CONFIG_PM
+ .suspend = physmap_flash_suspend,
+ .resume = physmap_flash_resume,
+ .shutdown = physmap_flash_shutdown,
+#endif
.driver = {
.name = "physmap-flash",
},