586 	long xtal;  in radeon_probe_pll_params()  local
683 	xtal = vclk;  in radeon_probe_pll_params()
685 	if ((xtal > 26900) && (xtal < 27100))  in radeon_probe_pll_params()
686 		xtal = 2700;  in radeon_probe_pll_params()
687 	else if ((xtal > 14200) && (xtal < 14400))  in radeon_probe_pll_params()
688 		xtal = 1432;  in radeon_probe_pll_params()
689 	else if ((xtal > 29400) && (xtal < 29600))  in radeon_probe_pll_params()
690 		xtal = 2950;  in radeon_probe_pll_params()
692 		printk(KERN_WARNING "xtal calculation failed: %ld\n", xtal);  in radeon_probe_pll_params()
702 	sclk = round_div((2 * Ns * xtal), (2 * M));  in radeon_probe_pll_params()
703 	mclk = round_div((2 * Nm * xtal), (2 * M));  in radeon_probe_pll_params()
706 	rinfo->pll.ref_clk = xtal;  in radeon_probe_pll_params()