bsg: support for full generic block layer SG v3

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index c948a5c..9ae60a7 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -1049,9 +1049,13 @@
 	unsigned long flags;
 	ide_driver_t *drv;
 	void __user *p = (void __user *)arg;
-	int err = 0, (*setfunc)(ide_drive_t *, int);
+	int err, (*setfunc)(ide_drive_t *, int);
 	u8 *val;
 
+	err = scsi_cmd_ioctl(file, bdev->bd_disk, cmd, p);
+	if (err != -ENOTTY)
+		return err;
+
 	switch (cmd) {
 	case HDIO_GET_32BIT:	    val = &drive->io_32bit;	 goto read_val;
 	case HDIO_GET_KEEPSETTINGS: val = &drive->keep_settings; goto read_val;
@@ -1171,10 +1175,6 @@
 			return 0;
 		}
 
-		case CDROMEJECT:
-		case CDROMCLOSETRAY:
-			return scsi_cmd_ioctl(file, bdev->bd_disk, cmd, p);
-
 		case HDIO_GET_BUSSTATE:
 			if (!capable(CAP_SYS_ADMIN))
 				return -EACCES;