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| author | Lars Poeschel <poeschel@lemonage.de> | 2020-11-03 12:58:18 +0300 |
|---|---|---|
| committer | Miguel Ojeda <ojeda@kernel.org> | 2020-11-04 13:04:04 +0300 |
| commit | d2f2187e8f27cd884150acdce7ec96135260413b (patch) | |
| tree | 1d9f26fc7efc246b9a83643f5be97a60bc6aa56c /drivers/auxdisplay/hd44780_common.h | |
| parent | 01ec46dfa633a52ccfe38d4a194460d6adb2ba00 (diff) | |
| download | linux-d2f2187e8f27cd884150acdce7ec96135260413b.tar.xz | |
auxdisplay: implement various hd44780_common_ functions
This implements various hd44780_common_ functions for hd44780 compatible
display drivers to use. charlcd then calls these functions through its
ops function pointer.
The functions namely are:
- hd44780_common_shift_cursor
- hd44780_common_display_shift
- hd44780_common_display
- hd44780_common_cursor
- hd44780_common_blink
- hd44780_common_fontsize
- hd44780_common_lines
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/hd44780_common.h')
| -rw-r--r-- | drivers/auxdisplay/hd44780_common.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/auxdisplay/hd44780_common.h b/drivers/auxdisplay/hd44780_common.h index a8e322891ce2..e5a69fdc3b61 100644 --- a/drivers/auxdisplay/hd44780_common.h +++ b/drivers/auxdisplay/hd44780_common.h @@ -20,4 +20,13 @@ int hd44780_common_gotoxy(struct charlcd *lcd); int hd44780_common_home(struct charlcd *lcd); int hd44780_common_clear_display(struct charlcd *lcd); int hd44780_common_init_display(struct charlcd *lcd); +int hd44780_common_shift_cursor(struct charlcd *lcd, + enum charlcd_shift_dir dir); +int hd44780_common_shift_display(struct charlcd *lcd, + enum charlcd_shift_dir dir); +int hd44780_common_display(struct charlcd *lcd, enum charlcd_onoff on); +int hd44780_common_cursor(struct charlcd *lcd, enum charlcd_onoff on); +int hd44780_common_blink(struct charlcd *lcd, enum charlcd_onoff on); +int hd44780_common_fontsize(struct charlcd *lcd, enum charlcd_fontsize size); +int hd44780_common_lines(struct charlcd *lcd, enum charlcd_lines lines); struct hd44780_common *hd44780_common_alloc(void); |