ide: fix HDIO_DRIVE_TASK[FILE] ioctls for CHS commands on LBA devices

Add IDE_DFLAG_LBA device flag and use it instead of ->select.b.lba.

Since ->tf_load uses ->select.all for ATA Device/Head register this
fixes HDIO_DRIVE_TASK[FILE] ioctls for CHS commands on LBA devices.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

include/linux/ide.h

@@ -502,6 +502,7 @@ enum {
 	IDE_DFLAG_NOWERR		= (1 << 24),
 	/* retrying in PIO */
 	IDE_DFLAG_DMA_PIO_RETRY		= (1 << 25),
+	IDE_DFLAG_LBA			= (1 << 26),
 };
 
 struct ide_drive_s {