diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/arm-hdlcd.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/arm-hdlcd.h b/include/linux/arm-hdlcd.h index 085fbec1fec7..f3f4887ac4fa 100644 --- a/include/linux/arm-hdlcd.h +++ b/include/linux/arm-hdlcd.h @@ -89,6 +89,20 @@ #define NR_PALETTE 256 +/* OEMs using HDLCD may wish to enable these settings if + * display disruption is apparent and you suspect HDLCD + * access to RAM may be starved. + */ +/* Turn HDLCD default color red instead of black so + * that it's easy to see pixel clock data underruns + * (compared to other visual disruption) + */ +//#define HDLCD_RED_DEFAULT_COLOUR +/* Add a counter in the IRQ handler to count buffer underruns + * and /proc/hdlcd_underrun to read the counter + */ +//#define HDLCD_COUNT_BUFFERUNDERRUNS + struct hdlcd_device { struct fb_info fb; struct device *dev; |