diff options
Diffstat (limited to 'include/linux/parport.h')
-rw-r--r-- | include/linux/parport.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/parport.h b/include/linux/parport.h index d2a4d9e1e6d..f67f838a3a1 100644 --- a/include/linux/parport.h +++ b/include/linux/parport.h @@ -236,7 +236,8 @@ struct pardevice { /* IEEE1284 information */ -/* IEEE1284 phases */ +/* IEEE1284 phases. These are exposed to userland through ppdev IOCTL + * PP[GS]ETPHASE, so do not change existing values. */ enum ieee1284_phase { IEEE1284_PH_FWD_DATA, IEEE1284_PH_FWD_IDLE, |