4 files changed, 20 insertions, 15 deletions

diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 0c73fe39a236..a2e29099ee0c 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -1177,7 +1177,7 @@ static struct cdrom_device_ops ide_cdrom_dops = {
         .open                   = ide_cdrom_open_real,
         .release                = ide_cdrom_release_real,
         .drive_status           = ide_cdrom_drive_status,
-        .media_changed          = ide_cdrom_check_media_change_real,
+        .check_events           = ide_cdrom_check_events_real,
         .tray_move              = ide_cdrom_tray_move,
         .lock_door              = ide_cdrom_lock_door,
         .select_speed           = ide_cdrom_select_speed,
@@ -1702,10 +1702,11 @@ static int idecd_ioctl(struct block_device *bdev, fmode_t mode,
 }
 
 
-static int idecd_media_changed(struct gendisk *disk)
+static unsigned int idecd_check_events(struct gendisk *disk,
+                                       unsigned int clearing)
 {
         struct cdrom_info *info = ide_drv_g(disk, cdrom_info);
-        return cdrom_media_changed(&info->devinfo);
+        return cdrom_check_events(&info->devinfo, clearing);
 }
 
 static int idecd_revalidate_disk(struct gendisk *disk)
@@ -1723,7 +1724,7 @@ static const struct block_device_operations idecd_ops = {
         .open                   = idecd_open,
         .release                = idecd_release,
         .ioctl                  = idecd_ioctl,
-        .media_changed          = idecd_media_changed,
+        .check_events           = idecd_check_events,
         .revalidate_disk        = idecd_revalidate_disk
 };
 
@@ -1790,6 +1791,7 @@ static int ide_cd_probe(ide_drive_t *drive)
         ide_cd_read_toc(drive, &sense);
         g->fops = &idecd_ops;
         g->flags |= GENHD_FL_REMOVABLE;
+        g->events = DISK_EVENT_MEDIA_CHANGE;
         add_disk(g);
         return 0;
 
diff --git a/drivers/ide/ide-cd.h b/drivers/ide/ide-cd.h
index 93a3cf1b0f3f..1efc936f5b66 100644
--- a/drivers/ide/ide-cd.h
+++ b/drivers/ide/ide-cd.h
@@ -111,7 +111,8 @@ int cdrom_check_status(ide_drive_t *, struct request_sense *);
 int ide_cdrom_open_real(struct cdrom_device_info *, int);
 void ide_cdrom_release_real(struct cdrom_device_info *);
 int ide_cdrom_drive_status(struct cdrom_device_info *, int);
-int ide_cdrom_check_media_change_real(struct cdrom_device_info *, int);
+unsigned int ide_cdrom_check_events_real(struct cdrom_device_info *,
+                                         unsigned int clearing, int slot_nr);
 int ide_cdrom_tray_move(struct cdrom_device_info *, int);
 int ide_cdrom_lock_door(struct cdrom_device_info *, int);
 int ide_cdrom_select_speed(struct cdrom_device_info *, int);
diff --git a/drivers/ide/ide-cd_ioctl.c b/drivers/ide/ide-cd_ioctl.c
index 766b3deeb23c..2a6bc50e8a41 100644
--- a/drivers/ide/ide-cd_ioctl.c
+++ b/drivers/ide/ide-cd_ioctl.c
@@ -79,8 +79,8 @@ int ide_cdrom_drive_status(struct cdrom_device_info *cdi, int slot_nr)
         return CDS_DRIVE_NOT_READY;
 }
 
-int ide_cdrom_check_media_change_real(struct cdrom_device_info *cdi,
-                                       int slot_nr)
+unsigned int ide_cdrom_check_events_real(struct cdrom_device_info *cdi,
+                                         unsigned int clearing, int slot_nr)
 {
         ide_drive_t *drive = cdi->handle;
         int retval;
@@ -89,9 +89,9 @@ int ide_cdrom_check_media_change_real(struct cdrom_device_info *cdi,
                 (void) cdrom_check_status(drive, NULL);
                 retval = (drive->dev_flags & IDE_DFLAG_MEDIA_CHANGED) ? 1 : 0;
                 drive->dev_flags &= ~IDE_DFLAG_MEDIA_CHANGED;
-                return retval;
+                return retval ? DISK_EVENT_MEDIA_CHANGE : 0;
         } else {
-                return -EINVAL;
+                return 0;
         }
 }
 
diff --git a/drivers/ide/ide-gd.c b/drivers/ide/ide-gd.c
index 35c4b43585e3..c4ffd4888939 100644
--- a/drivers/ide/ide-gd.c
+++ b/drivers/ide/ide-gd.c
@@ -285,11 +285,12 @@ static int ide_gd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
         return 0;
 }
 
-static int ide_gd_media_changed(struct gendisk *disk)
+static unsigned int ide_gd_check_events(struct gendisk *disk,
+                                        unsigned int clearing)
 {
         struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
         ide_drive_t *drive = idkp->drive;
-        int ret;
+        bool ret;
 
         /* do not scan partitions twice if this is a removable device */
         if (drive->dev_flags & IDE_DFLAG_ATTACH) {
@@ -297,10 +298,10 @@ static int ide_gd_media_changed(struct gendisk *disk)
                 return 0;
         }
 
-        ret = !!(drive->dev_flags & IDE_DFLAG_MEDIA_CHANGED);
+        ret = drive->dev_flags & IDE_DFLAG_MEDIA_CHANGED;
         drive->dev_flags &= ~IDE_DFLAG_MEDIA_CHANGED;
 
-        return ret;
+        return ret ? DISK_EVENT_MEDIA_CHANGE : 0;
 }
 
 static void ide_gd_unlock_native_capacity(struct gendisk *disk)
@@ -318,7 +319,7 @@ static int ide_gd_revalidate_disk(struct gendisk *disk)
         struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
         ide_drive_t *drive = idkp->drive;
 
-        if (ide_gd_media_changed(disk))
+        if (ide_gd_check_events(disk, 0))
                 drive->disk_ops->get_capacity(drive);
 
         set_capacity(disk, ide_gd_capacity(drive));
@@ -340,7 +341,7 @@ static const struct block_device_operations ide_gd_ops = {
         .release                = ide_gd_release,
         .ioctl                  = ide_gd_ioctl,
         .getgeo                 = ide_gd_getgeo,
-        .media_changed          = ide_gd_media_changed,
+        .check_events           = ide_gd_check_events,
         .unlock_native_capacity = ide_gd_unlock_native_capacity,
         .revalidate_disk        = ide_gd_revalidate_disk
 };
@@ -412,6 +413,7 @@ static int ide_gd_probe(ide_drive_t *drive)
         if (drive->dev_flags & IDE_DFLAG_REMOVABLE)
                 g->flags = GENHD_FL_REMOVABLE;
         g->fops = &ide_gd_ops;
+        g->events = DISK_EVENT_MEDIA_CHANGE;
         add_disk(g);
         return 0;