video/fbdev/atafb.c

893 	int plen;			/* width of pixel in clock cycles */
1021 		plen = 1;
1027 		left_margin = hsync_len = 128 / plen;
1033 		plen = 2 * xstretch;
1034 		if (var->pixclock > f32.t * plen)
1043 			hsync_len = pclock->hsync / plen;
1070 			plen = 1 * xstretch;
1071 			if ((plen * xres + f25.right + f25.hsync + f25.left) *
1074 			else if ((plen * xres + f32.right + f32.hsync +
1077 			else if ((plen * xres + fext.right + fext.hsync +
1084 			left_margin = pclock->left / plen;
1085 			right_margin = pclock->right / plen;
1086 			hsync_len = pclock->hsync / plen;
1114 			plen = pcl / pclock->t;
1141 	if (pclock->f / plen / 8 * bpp > 32000000L)
1170 	par->hw.falcon.vid_mode = (2 / plen) << 2;
1186 	 * (this must be a multiple of plen*128/bpp, on VGA pixels
1208 		hdb_off = (base_off + 16 * plen) + prescale;
1211 		hde_off = ((128 / bpp + 2) * plen);
1213 			hdb_off = (64 + base_off + (128 / bpp + 2) * plen) + prescale;
1215 			hdb_off = (base_off + (128 / bpp + 18) * plen) + prescale;
1218 	gstart = (prescale / 2 + plen * left_margin) / prescale;
1220 	gend1 = gstart + roundup(xres, align) * plen / prescale;
1222 	gend2 = gstart + xres * plen / prescale;
1223 	par->HHT = plen * (left_margin + xres + right_margin) /
1225 /*	par->HHT = (gend2 + plen * right_margin / prescale) / 2 - 2;*/
1241 	par->HSS = par->HHT + 2 - plen * hsync_len / prescale;
1354 	int prescale, plen;
1455 	plen = 4 >> (hw->vid_mode >> 2 & 0x3);
1459 		hdb_off = (base_off + 16 * plen) + prescale;
1461 		hde_off = ((128 / var->bits_per_pixel + 2) * plen);
1463 			hdb_off = (64 + base_off + (128 / var->bits_per_pixel + 2) * plen)
1466 			hdb_off = (base_off + (128 / var->bits_per_pixel + 18) * plen)
1494 	var->pixclock *= plen;
1495 	var->left_margin /= plen;
1496 	var->right_margin /= plen;
1497 	var->hsync_len /= plen;