~hc/RK356X_SDK_RELEASE.git

..	..	@@ -2240,8 +2240,12 @@
2240	2240	ASIC_INTERNAL_MEMORY_SS, vco_freq)) {
2241	2241	u32 reference_clock = rdev->clock.mpll.reference_freq;
2242	2242	u32 decoded_ref = rv740_get_decoded_reference_divider(dividers.ref_div);
2243		- u32 clk_s = reference_clock * 5 / (decoded_ref * ss.rate);
2244		- u32 clk_v = ss.percentage *
	2243	+ u32 clk_s, clk_v;
	2244	+
	2245	+ if (!decoded_ref)
	2246	+ return -EINVAL;
	2247	+ clk_s = reference_clock * 5 / (decoded_ref * ss.rate);
	2248	+ clk_v = ss.percentage *
2245	2249	(0x4000 * dividers.whole_fb_div + 0x800 * dividers.frac_fb_div) / (clk_s * 625);
2246	2250
2247	2251	mpll_ss1 &= ~CLKV_MASK;