v01d commented on a change in pull request #2208:
URL: https://github.com/apache/incubator-nuttx/pull/2208#discussion_r516805953



##########
File path: include/nuttx/lcd/lcd_dev.h
##########
@@ -37,15 +37,16 @@
  * Type Definitions
  ****************************************************************************/
 
-#define LCDDEVIO_PUTRUN       _LCDIOC(0)  /* Arg: const struct 
lcddev_putrun_s* */
-#define LCDDEVIO_GETRUN       _LCDIOC(1)  /* Arg: struct lcddev_putrun_s* */
-#define LCDDEVIO_GETPOWER     _LCDIOC(2)  /* Arg: int* */
-#define LCDDEVIO_SETPOWER     _LCDIOC(3)  /* Arg: int */
-#define LCDDEVIO_GETCONTRAST  _LCDIOC(4)  /* Arg: int* */
-#define LCDDEVIO_SETCONTRAST  _LCDIOC(5)  /* Arg: unsigned int */
-#define LCDDEVIO_GETPLANEINFO _LCDIOC(6)  /* Arg: struct lcd_planeinfo_s* */
-#define LCDDEVIO_GETVIDEOINFO _LCDIOC(7)  /* Arg: struct fb_videoinfo_s* */
-#define LCDDEVIO_SETPLANENO   _LCDIOC(8)  /* Arg: int */
+#define LCDDEVIO_PUTRUN       _LCDIOC(0)  /* Arg: const struct lcddev_run_s* */
+#define LCDDEVIO_PUTAREA      _LCDIOC(1)  /* Arg: const struct lcddev_area_s* 
*/
+#define LCDDEVIO_GETRUN       _LCDIOC(2)  /* Arg: struct lcddev_run_s* */

Review comment:
       done. I've not implemented it in sim LCD as I don't have a way to test 
it. anyway, getrun() is not implemented either




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