1 files changed, 10 insertions, 7 deletions

diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 8650ad43b324..ea7cd4e0b157 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -741,7 +741,7 @@ static ide_startstop_t cdrom_seek_intr(ide_drive_t *drive)
 
         if (retry && time_after(jiffies, info->start_seek + IDECD_SEEK_TIMER)) {
                 if (--retry == 0)
-                        drive->dsc_overlap = 0;
+                        drive->dev_flags &= ~IDE_DFLAG_DSC_OVERLAP;
         }
         return ide_stopped;
 }
@@ -1129,7 +1129,7 @@ static ide_startstop_t cdrom_start_rw(ide_drive_t *drive, struct request *rq)
                 }
                 cd->dma = 0;
         } else
-                cd->dma = drive->using_dma;
+                cd->dma = !!(drive->dev_flags & IDE_DFLAG_USING_DMA);
 
         if (write)
                 cd->devinfo.media_written = 1;
@@ -1166,7 +1166,7 @@ static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)
                 else
                         buf = rq->data;
 
-                info->dma = drive->using_dma;
+                info->dma = !!(drive->dev_flags & IDE_DFLAG_USING_DMA);
 
                 /*
                  * check if dma is safe
@@ -1211,7 +1211,7 @@ static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
                 if (rq_data_dir(rq) == READ &&
                     IDE_LARGE_SEEK(info->last_block, block,
                             IDECD_SEEK_THRESHOLD) &&
-                    drive->dsc_overlap) {
+                    (drive->dev_flags & IDE_DFLAG_DSC_OVERLAP)) {
                         xferlen = 0;
                         fn = cdrom_start_seek_continuation;
 
@@ -1804,7 +1804,7 @@ static ide_proc_entry_t idecd_proc[] = {
         { NULL, 0, NULL, NULL }
 };
 
-ide_devset_rw_field(dsc_overlap, dsc_overlap);
+ide_devset_rw_flag(dsc_overlap, IDE_DFLAG_DSC_OVERLAP);
 
 static const struct ide_proc_devset idecd_settings[] = {
         IDE_PROC_DEVSET(dsc_overlap, 0, 1),
@@ -1910,7 +1910,10 @@ static int ide_cdrom_setup(ide_drive_t *drive)
         /* set correct block size */
         blk_queue_hardsect_size(drive->queue, CD_FRAMESIZE);
 
-        drive->dsc_overlap = (drive->next != drive);
+        if (drive->next != drive)
+                drive->dev_flags |= IDE_DFLAG_DSC_OVERLAP;
+        else
+                drive->dev_flags &= ~IDE_DFLAG_DSC_OVERLAP;
 
         if (ide_cdrom_register(drive, nslots)) {
                 printk(KERN_ERR "%s: %s failed to register device with the"
@@ -1944,7 +1947,7 @@ static void ide_cd_release(struct kref *kref)
         kfree(info->toc);
         if (devinfo->handle == drive)
                 unregister_cdrom(devinfo);
-        drive->dsc_overlap = 0;
+        drive->dev_flags &= ~IDE_DFLAG_DSC_OVERLAP;
         drive->driver_data = NULL;
         blk_queue_prep_rq(drive->queue, NULL);
         g->private_data = NULL;