Mostly changes to pndnotify, to facilitate HUP to reload conf, and to add watches...

[pandora-libraries.git] / include / pnd_device.h

diff --git a/include/pnd_device.h b/include/pnd_device.h
index 97a80ee..383a66a 100644 (file)
--- a/include/pnd_device.h
+++ b/include/pnd_device.h
@@ -13,16 +13,26 @@ extern "C" {
 // places to look:
 // http://pandorawiki.org/Kernel_interface
 
+/* utility
+ */
+unsigned char pnd_device_open_write_close ( char *name, char *v );
+unsigned char pnd_device_open_read_close ( char *name, char *r_buffer, unsigned int buffer_len );
+
 /* overall clock speed
  * WARN: No boundaries are checked, so try to avoid setting clock to 2GHz :)
  * NOTE: get-clock() is not implemented yet.
  */
 #define PND_DEVICE_PROC_CLOCK "/proc/pandora/cpu_mhz_max"
 unsigned char pnd_device_set_clock ( unsigned int c ); // returns >0 on success
-unsigned int pnd_device_get_clock ( void ); // not implemented, returns 0
+unsigned int pnd_device_get_clock ( void );
 
 // LCD to set on/off
 
+// Backlight control
+#define PND_DEVICE_SYS_BACKLIGHT_BRIGHTNESS "/sys/class/backlight/gpio-backlight/brightness"
+unsigned char pnd_device_set_backlight ( unsigned int v ); // value to set; 0 is off
+unsigned int pnd_device_get_backlight ( void );
+
 // set one or more LEDs on
 
 // suspend/hibernate/etc