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Lines Matching refs:brightness

46 #define BRIGHT		0x0A	/* Brightness Control */
163   btwrite(bt, BRIGHT, bt->brightness);
516   bt->brightness = 0; /* hardware default */
586 void bt829_SetBrightness(BT829Ptr bt, int brightness)
588   brightness = LIMIT(brightness,-1000,999); /* ensure -128 <= brightness <= 127 below */
589   brightness = (128*brightness)/1000;
590   if (brightness == bt->brightness) return;
591   bt->brightness = brightness;