staging: xgifb: drop XG45 code

XG45 is not recognized/supported by the driver.
Signed-off-by: NAaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/xgifb/XGI_main_26.c

@@ -1656,17 +1656,6 @@ static int XGIfb_get_dram_size(struct xgifb_video_info *xgifb_info)
 			ChannelNum = 1;
 		break;
 
-	case XG45:
-		if (tmp == 1)
-			ChannelNum = 2;
-		else if (tmp == 2)
-			ChannelNum = 3;
-		else if (tmp == 3)
-			ChannelNum = 4;
-		else
-			ChannelNum = 1;
-		break;
-
 	case XG40:
 	default:
 		if (tmp == 2)

drivers/staging/xgifb/XGIfb.h

@@ -24,7 +24,6 @@ enum xgifb_display_type {
 enum XGI_CHIP_TYPE {
 	XG40 = 32,
 	XG42,
-	XG45,
 	XG20 = 48,
 	XG21,
 	XG27,