diff options
Diffstat (limited to 'nuttx/configs/pcblogic-pic32mx/src/pic32mx_lcd1602.c')
| -rw-r--r-- | nuttx/configs/pcblogic-pic32mx/src/pic32mx_lcd1602.c | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/nuttx/configs/pcblogic-pic32mx/src/pic32mx_lcd1602.c b/nuttx/configs/pcblogic-pic32mx/src/pic32mx_lcd1602.c index e2be0a243..d12c6bdab 100644 --- a/nuttx/configs/pcblogic-pic32mx/src/pic32mx_lcd1602.c +++ b/nuttx/configs/pcblogic-pic32mx/src/pic32mx_lcd1602.c @@ -786,26 +786,28 @@ static int lcd_ioctl(FAR struct file *filp, int cmd, unsigned long arg) switch (cmd) { - /* SLCDIOC_GEOMETRY: Get the SLCD geometry (rows x characters) + /* SLCDIOC_GETATTRIBUTES: Get the attributes of the SLCD * - * argument: Pointer to struct slcd_geometry_s in which values will be + * argument: Pointer to struct slcd_attributes_s in which values will be * returned */ - case SLCDIOC_GEOMETRY: + case SLCDIOC_GETATTRIBUTES: { - FAR struct slcd_geometry_s *geo = (FAR struct slcd_geometry_s *)((uintptr_t)arg); + FAR struct slcd_attributes_s *attr = (FAR struct slcd_attributes_s *)((uintptr_t)arg); - lcdvdbg("SLCDIOC_GEOMETRY: nrows=%d ncolumns=%d\n", LCD_NROWS, LCD_NCOLUMNS); + lcdvdbg("SLCDIOC_GETATTRIBUTES:\n"); - if (!geo) + if (!attr) { return -EINVAL; } - geo->nrows = LCD_NROWS; - geo->ncolumns = LCD_NCOLUMNS; - geo->nbars = 0; + attr->nrows = LCD_NROWS; + attr->ncolumns = LCD_NCOLUMNS; + attr->nbars = 0; + attr->maxcontrast = 0; + attr->maxbrightness = 0 } break; @@ -832,10 +834,11 @@ static int lcd_ioctl(FAR struct file *filp, int cmd, unsigned long arg) } break; - case SLCDIOC_SETBAR: /* SLCDIOC_SETBAR: Set bars on a bar display */ - case SLCDIOC_GETCONTRAST: /* SLCDIOC_GETCONTRAST: Get the current contrast setting */ - case SLCDIOC_MAXCONTRAST: /* SLCDIOC_MAXCONTRAST: Get the maximum contrast setting */ - case SLCDIOC_SETCONTRAST: /* SLCDIOC_SETCONTRAST: Set the contrast to a new value */ + case SLCDIOC_SETBAR: /* SLCDIOC_SETBAR: Set bars on a bar display */ + case SLCDIOC_GETCONTRAST: /* SLCDIOC_GETCONTRAST: Get the current contrast setting */ + case SLCDIOC_SETCONTRAST: /* SLCDIOC_SETCONTRAST: Set the contrast to a new value */ + case SLCDIOC_GETBRIGHTNESS: /* Get the current brightness setting */ + case SLCDIOC_SETBRIGHTNESS: /* Set the brightness to a new value */ default: return -ENOTTY; } |