video/fbdev/atafb.c

318  *   Round up in the following order: bits_per_pixel, xres, yres,
336  *   if yres_virtual > yres or xres_virtual > xres.
396 	 * yres_virtual == 0 means use hw-scrolling if possible, else yres
582 	int yres = var->yres;
588 		if (bpp > 1 || xres > sttt_xres * 2 || yres > tt_yres * 2)
592 		yres = tt_yres * 2;
595 		if (bpp > 8 || xres > sttt_xres || yres > tt_yres)
598 			if (xres > sttt_xres / 2 || yres > tt_yres)
602 			yres = tt_yres;
605 			if (xres > sttt_xres || yres > tt_yres)
607 			if (xres > sttt_xres / 2 || yres > st_yres / 2) {
610 				yres = tt_yres;
615 				yres = st_yres / 2;
619 			if (xres > sttt_xres || yres > st_yres / 2)
623 			yres = st_yres / 2;
625 		} else if (var->xres > sttt_xres || var->yres > st_yres) {
630 			yres = st_yres;
636 	else if (yres_virtual < yres)
637 		yres_virtual = yres;
645 	if (yres * linelen > screen_len && screen_len)
647 	if (var->yoffset + yres > yres_virtual && yres_virtual)
684 		var->yres = st_yres / 2;
690 		var->yres = st_yres / 2;
696 		var->yres = st_yres;
702 		var->yres = tt_yres;
708 		var->yres = tt_yres;
715 		var->yres = tt_yres * 2;
725 		var->yres_virtual = var->yres;
734 			var->yres_virtual = 2 * var->yres;
736 			var->yres_virtual = var->yres + hwscroll * 16;
885 	int yres = var->yres;
904 	Round up in the following order: bits_per_pixel, xres, yres,
924 	if (!xres || !yres || !bpp)
958 		    var->yres > myvar->yres)
969 	if (yres <= 200)
970 		yres = 200;
971 	else if (yres <= 240)
972 		yres = 240;
973 	else if (yres <= 400)
974 		yres = 400;
994 	if (yres >= 400)
995 		yres = (yres + 15) & ~15;
997 		yres = (yres + 7) & ~7;
1008 	else if (yres_virtual < yres)
1009 		yres_virtual = yres;
1019 		if (xres != 640 && yres != 400)
1037 		if (yres > 240)
1267 	par->VDE = yres;
1299 		     (hfreq * 2) / (par->VFT + 1 + 4 * lines - 2 * yres) >
1336 	if (yres * linelen > screen_len && screen_len)
1338 	if (var->yoffset + yres > yres_virtual && yres_virtual)
1383 	var->yres = hw->vde - hw->vdb;
1385 		var->yres >>= 1;
1387 		var->yres >>= 1;
1447 			var->yres_virtual = 2 * var->yres;
1449 			var->yres_virtual = var->yres + hwscroll * 16;
1802 	int yres = var->yres;
1808 		if (bpp > 1 || xres > sttt_xres || yres > st_yres)
1812 		yres = st_yres;
1815 		if (bpp > 4 || xres > sttt_xres || yres > st_yres)
1818 			if (xres > sttt_xres / 2 || yres > st_yres / 2)
1822 			yres = st_yres / 2;
1825 			if (xres > sttt_xres || yres > st_yres / 2)
1829 			yres = st_yres / 2;
1836 	else if (yres_virtual < yres)
1837 		yres_virtual = yres;
1845 	if (yres * linelen > screen_len && screen_len)
1847 	if (var->yoffset + yres > yres_virtual && yres_virtual)
1884 		var->yres = st_yres / 2;
1889 		var->yres = st_yres / 2;
1894 		var->yres = st_yres;
1907 		var->yres_virtual = var->yres;
1916 			var->yres_virtual = 2 * var->yres;
1918 			var->yres_virtual = var->yres + hwscroll * 16;
2122 	    var->yres > myvar->yres ||
2154 	var->yres = external_yres;
2162 	var->yres_virtual = var->yres;
2236 	myvar->yres = external_yres;
2723 	int xres, xres_virtual, yres, depth, planes;
2727 	/* Format is: <xres>;<yres>;<depth>;<plane organ.>;
2747 	yres = simple_strtoul(p, NULL, 10);
2748 	if (yres <= 0)
2780 		len = xres * yres * depth / 8;
2810 		if (xres_virtual * yres * depth / 8 > len)
2811 			len = xres_virtual * yres * depth / 8;
2816 	external_yres = yres;
2841 	 * "internal:<xres>;<yres>;<xres_max>;<yres_max>;<offset>"
2844 	 * <yres>: y-resolution
2913 	/* Format of user defined video mode is: <xres>;<yres>;<depth>
2916 	int xres, yres, depth, temp;
2925 	yres = simple_strtoul(p, NULL, 10);
2934 		atafb_predefined[default_par - 1].yres = yres;
3133 		 fb_info.var.yres, fb_info.var.bits_per_pixel);
3135 	    (fb_info.var.yres != fb_info.var.yres_virtual))