video/fbdev/amifb.c

491 	 * clk_shift is the shift value to get the timings in 35 ns units
516 static u_long pixclock[3];	/* SHRES/HIRES/LORES: index = clk_shift */
517 static u_short maxdepth[3];	/* SHRES/HIRES/LORES: index = clk_shift */
729 	u_short clk_shift;	/* vmode */
1131 	u_short clk_shift, line_shift;
1139 	for (clk_shift = TAG_SHRES; clk_shift <= TAG_LORES; clk_shift++)
1140 		if (var->pixclock <= pixclock[clk_shift])
1142 	if (clk_shift > TAG_LORES) {
1146 	par->clk_shift = clk_shift;
1165 		if (par->bpp > maxdepth[clk_shift]) {
1166 			if (round_down_bpp && maxdepth[clk_shift])
1167 				par->bpp = maxdepth[clk_shift];
1220 	xres_n = par->xres << clk_shift;
1223 			     var->hsync_len) << clk_shift);
1229 		par->bplcon3 = sprpixmode[clk_shift];
1234 			((var->right_margin - var->hsync_len) << clk_shift);
1279 			htotal = PAL_HTOTAL>>clk_shift;
1309 			htotal = NTSC_HTOTAL>>clk_shift;
1332 		par->hsstrt = var->right_margin << clk_shift;
1333 		par->hsstop = (var->right_margin + var->hsync_len) << clk_shift;
1334 		par->diwstop_h = par->htotal - mod8(par->hsstrt) + 8 - (1 << clk_shift);
1369 		htotal = par->htotal>>clk_shift;
1380 	fconst = 16 << maxfmode << clk_shift;
1388 	fsize = ((maxfmode + clk_shift <= 1) ? fconst : 64);
1399 	fstrt = downx(fconst, par->diwstrt_h - fconst + (1 << clk_shift) - 4) -
1408 		    modx(fconst, downx(1 << clk_shift, par->diwstrt_h - 4)));
1418 	if (maxfmode + clk_shift <= 1) {
1464 	par->bplcon0 = BPC0_COLOR | bplpixmode[clk_shift];
1518 	u_short clk_shift, line_shift;
1522 	clk_shift = par->clk_shift;
1554 	var->pixclock = pixclock[clk_shift];
1564 		var->hsync_len = (par->hsstop - par->hsstrt)>>clk_shift;
1565 		var->right_margin = par->hsstrt>>clk_shift;
1566 		var->left_margin = (par->htotal>>clk_shift) - var->xres - var->right_margin - var->hsync_len;
1579 		var->hsync_len = (152>>clk_shift) + mod4(par->diwstop_h);
1580 		var->right_margin = ((par->htotal - down4(par->diwstop_h))>>clk_shift) + var->hsync_len;
1581 		var->left_margin = (par->htotal>>clk_shift) - var->xres - var->right_margin - var->hsync_len;
1602 	short clk_shift, vshift, fstrt, fsize, fstop, fconst,  shift, move, mod;
1604 	clk_shift = par->clk_shift;
1609 	fconst = 16 << maxfmode << clk_shift;
1611 	fstrt = par->diwstrt_h - (vshift << clk_shift) - 4;
1612 	fsize = (par->xres + vshift) << clk_shift;
1615 	if (maxfmode + clk_shift > 1) {
1628 		move = move - div8((mod - fstrt)>>clk_shift);
1630 	mod = par->next_line - div8(fsize>>clk_shift);
1638 		par->bpl1mod = -div8(fsize>>clk_shift);
2073 		hs = par->diwstrt_h + (mx << par->clk_shift) - 4;
2156 	if (IS_AGA && maxfmode + par->clk_shift == 0)
2178 				if (line >= 510 && IS_AGA && maxfmode + par->clk_shift == 0)
2212 					if (line > 510 && IS_AGA && maxfmode + par->clk_shift == 0)