diff options
Diffstat (limited to 'drivers/auxdisplay/charlcd.h')
| -rw-r--r-- | drivers/auxdisplay/charlcd.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/auxdisplay/charlcd.h b/drivers/auxdisplay/charlcd.h index 00911ad0f3de..c66f038e5d2b 100644 --- a/drivers/auxdisplay/charlcd.h +++ b/drivers/auxdisplay/charlcd.h @@ -9,6 +9,11 @@ #ifndef _CHARLCD_H #define _CHARLCD_H +enum charlcd_onoff { + CHARLCD_OFF = 0, + CHARLCD_ON, +}; + struct charlcd { const struct charlcd_ops *ops; const unsigned char *char_conv; /* Optional */ @@ -30,7 +35,7 @@ struct charlcd_ops { /* Optional */ void (*write_cmd_raw4)(struct charlcd *lcd, int cmd); /* 4-bit only */ void (*clear_fast)(struct charlcd *lcd); - void (*backlight)(struct charlcd *lcd, int on); + void (*backlight)(struct charlcd *lcd, enum charlcd_onoff on); }; struct charlcd *charlcd_alloc(unsigned int drvdata_size); |