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authorLars Poeschel <poeschel@lemonage.de>2020-11-03 12:58:18 +0300
committerMiguel Ojeda <ojeda@kernel.org>2020-11-04 13:04:04 +0300
commitd2f2187e8f27cd884150acdce7ec96135260413b (patch)
tree1d9f26fc7efc246b9a83643f5be97a60bc6aa56c /drivers/auxdisplay/hd44780_common.h
parent01ec46dfa633a52ccfe38d4a194460d6adb2ba00 (diff)
downloadlinux-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.h9
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);