1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c
index 7fb6f1c86272..f889373d7f95 100644
--- a/drivers/ide/ide-taskfile.c
+++ b/drivers/ide/ide-taskfile.c
@@ -729,7 +729,7 @@ int ide_cmd_ioctl (ide_drive_t *drive, unsigned int cmd, unsigned long arg)
         u8 args[4], xfer_rate = 0;
         ide_task_t tfargs;
         struct ide_taskfile *tf = &tfargs.tf;
-        struct hd_driveid *id = drive->id;
+        u16 *id = drive->id;
 
         if (NULL == (void *) arg) {
                 struct request *rq;
@@ -772,7 +772,9 @@ int ide_cmd_ioctl (ide_drive_t *drive, unsigned int cmd, unsigned long arg)
         if (tf->command == WIN_SETFEATURES &&
             tf->feature == SETFEATURES_XFER &&
             tf->nsect >= XFER_SW_DMA_0 &&
-            (id->dma_ultra || id->dma_mword || id->dma_1word)) {
+            (id[ATA_ID_UDMA_MODES] ||
+             id[ATA_ID_MWDMA_MODES] ||
+             id[ATA_ID_SWDMA_MODES])) {
                 xfer_rate = args[1];
                 if (tf->nsect > XFER_UDMA_2 && !eighty_ninty_three(drive)) {
                         printk(KERN_WARNING "%s: UDMA speeds >UDMA33 cannot "