From: Lars Poeschel <[email protected]> This cleans up now unnecessary hd44780 specific code from charlcd. We obsoleted this with the last three patches. So another chunk of hd44780 code can be dropped.
Signed-off-by: Lars Poeschel <[email protected]> --- drivers/auxdisplay/charlcd.c | 17 +---------------- 1 file changed, 1 insertion(+), 16 deletions(-) diff --git a/drivers/auxdisplay/charlcd.c b/drivers/auxdisplay/charlcd.c index b099897e101b..c04aaa4d66a5 100644 --- a/drivers/auxdisplay/charlcd.c +++ b/drivers/auxdisplay/charlcd.c @@ -26,11 +26,6 @@ #define LCD_BL_TEMPO_PERIOD 4 /* LCD commands */ -#define LCD_CMD_DISPLAY_CTRL 0x08 /* Display control */ -#define LCD_CMD_DISPLAY_ON 0x04 /* Set display on */ -#define LCD_CMD_CURSOR_ON 0x02 /* Set cursor on */ -#define LCD_CMD_BLINK_ON 0x01 /* Set blink on */ - #define LCD_CMD_FUNCTION_SET 0x20 /* Set function */ #define LCD_CMD_DATA_LEN_8BITS 0x10 /* Set data length to 8 bits */ #define LCD_CMD_TWO_LINES 0x08 /* Set to two display lines */ @@ -419,17 +414,7 @@ static inline int handle_lcd_special_code(struct charlcd *lcd) if (oldflags == priv->flags) return processed; - /* check whether one of B,C,D flags were changed */ - if ((oldflags ^ priv->flags) & - (LCD_FLAG_B | LCD_FLAG_C | LCD_FLAG_D)) - /* set display mode */ - hdc->write_cmd(hdc, - LCD_CMD_DISPLAY_CTRL | - ((priv->flags & LCD_FLAG_D) ? LCD_CMD_DISPLAY_ON : 0) | - ((priv->flags & LCD_FLAG_C) ? LCD_CMD_CURSOR_ON : 0) | - ((priv->flags & LCD_FLAG_B) ? LCD_CMD_BLINK_ON : 0)); - /* check whether one of F,N flags was changed */ - else if ((oldflags ^ priv->flags) & (LCD_FLAG_F | LCD_FLAG_N)) + if ((oldflags ^ priv->flags) & (LCD_FLAG_F | LCD_FLAG_N)) hdc->write_cmd(hdc, LCD_CMD_FUNCTION_SET | ((hdc->ifwidth == 8) ? LCD_CMD_DATA_LEN_8BITS : 0) | -- 2.28.0
