diff options
| author | Lars Poeschel <poeschel@lemonage.de> | 2020-11-03 10:58:17 +0100 |
|---|---|---|
| committer | Miguel Ojeda <ojeda@kernel.org> | 2020-11-04 11:04:04 +0100 |
| commit | 01ec46dfa633a52ccfe38d4a194460d6adb2ba00 (patch) | |
| tree | 14e67817c60048d0e3c361d498041b6ef64039da /drivers/auxdisplay/charlcd.h | |
| parent | bd26b181d14af003a1c9903831f5735f431530f6 (diff) | |
auxdisplay: Move init_display to hd44780_common
The init_display function is moved over to hd44780_common. charlcd uses
it via its ops function pointer and drivers initialize the ops with the
common hd44780_common_init_display function.
Reviewed-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Lars Poeschel <poeschel@lemonage.de>
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
Diffstat (limited to 'drivers/auxdisplay/charlcd.h')
| -rw-r--r-- | drivers/auxdisplay/charlcd.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/auxdisplay/charlcd.h b/drivers/auxdisplay/charlcd.h index a3210305cae7..dd40fd814a57 100644 --- a/drivers/auxdisplay/charlcd.h +++ b/drivers/auxdisplay/charlcd.h @@ -9,6 +9,13 @@ #ifndef _CHARLCD_H #define _CHARLCD_H +#define LCD_FLAG_B 0x0004 /* Blink on */ +#define LCD_FLAG_C 0x0008 /* Cursor on */ +#define LCD_FLAG_D 0x0010 /* Display on */ +#define LCD_FLAG_F 0x0020 /* Large font mode */ +#define LCD_FLAG_N 0x0040 /* 2-rows mode */ +#define LCD_FLAG_L 0x0080 /* Backlight enabled */ + enum charlcd_onoff { CHARLCD_OFF = 0, CHARLCD_ON, @@ -46,6 +53,7 @@ struct charlcd { * @clear_display: Again clear the whole display, set the cursor to 0, 0. The * values in addr.x and addr.y are set to 0, 0 by charlcd prior to calling this * function. + * @init_display: Initialize the display. */ struct charlcd_ops { void (*clear_fast)(struct charlcd *lcd); @@ -54,6 +62,7 @@ struct charlcd_ops { int (*gotoxy)(struct charlcd *lcd); int (*home)(struct charlcd *lcd); int (*clear_display)(struct charlcd *lcd); + int (*init_display)(struct charlcd *lcd); }; void charlcd_backlight(struct charlcd *lcd, enum charlcd_onoff on); |