staging: xgifb: document some LVDS data delay values

Document some delay values based on the comments in
XGI_XG21SetPanelDelay().

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/xgifb/vb_struct.h b/drivers/staging/xgifb/vb_struct.h
index 22c8eb9810d6721762d2ce5ac6aef40a6e63796d..e2fa1ff26353881dac67e28b2a83f5c3f2510ec6 100644 (file)
--- a/drivers/staging/xgifb/vb_struct.h
+++ b/drivers/staging/xgifb/vb_struct.h
@@ -137,10 +137,10 @@ struct XGI21_LVDSCapStruct {
        unsigned short LVDSVSYNC;
        unsigned char  VCLKData1;
        unsigned char  VCLKData2;
-       unsigned char  PSC_S1;
-       unsigned char  PSC_S2;
-       unsigned char  PSC_S3;
-       unsigned char  PSC_S4;
+       unsigned char  PSC_S1; /* Duration between CPL on and signal on */
+       unsigned char  PSC_S2; /* Duration signal on and Vdd on */
+       unsigned char  PSC_S3; /* Duration between CPL off and signal off */
+       unsigned char  PSC_S4; /* Duration signal off and Vdd off */
        unsigned char  PSC_S5;
 };