25 	u64 rate = parent;  in ccu_nm_calc_rate()  local
27 	rate *= n;  in ccu_nm_calc_rate()
28 	do_div(rate, m);  in ccu_nm_calc_rate()
30 	return rate;  in ccu_nm_calc_rate()
33 static void ccu_nm_find_best(unsigned long parent, unsigned long rate,  in ccu_nm_find_best()  argument
45 			if (tmp_rate > rate)  in ccu_nm_find_best()
48 			if ((rate - tmp_rate) < (rate - best_rate)) {  in ccu_nm_find_best()
85 	unsigned long rate;  in ccu_nm_recalc_rate()  local
90 		rate = ccu_frac_helper_read_rate(&nm->common, &nm->frac);  in ccu_nm_recalc_rate()
93 			rate /= nm->fixed_post_div;  in ccu_nm_recalc_rate()
95 		return rate;  in ccu_nm_recalc_rate()
113 		rate = ccu_sdm_helper_read_rate(&nm->common, &nm->sdm, m, n);  in ccu_nm_recalc_rate()
115 		rate = ccu_nm_calc_rate(parent_rate, n, m);  in ccu_nm_recalc_rate()
118 		rate /= nm->fixed_post_div;  in ccu_nm_recalc_rate()
120 	return rate;  in ccu_nm_recalc_rate()
123 static long ccu_nm_round_rate(struct clk_hw *hw, unsigned long rate,  in ccu_nm_round_rate()  argument
130 		rate *= nm->fixed_post_div;  in ccu_nm_round_rate()
132 	if (rate < nm->min_rate) {  in ccu_nm_round_rate()
133 		rate = nm->min_rate;  in ccu_nm_round_rate()
135 			rate /= nm->fixed_post_div;  in ccu_nm_round_rate()
136 		return rate;  in ccu_nm_round_rate()
139 	if (ccu_frac_helper_has_rate(&nm->common, &nm->frac, rate)) {  in ccu_nm_round_rate()
141 			rate /= nm->fixed_post_div;  in ccu_nm_round_rate()
142 		return rate;  in ccu_nm_round_rate()
145 	if (ccu_sdm_helper_has_rate(&nm->common, &nm->sdm, rate)) {  in ccu_nm_round_rate()
147 			rate /= nm->fixed_post_div;  in ccu_nm_round_rate()
148 		return rate;  in ccu_nm_round_rate()
156 	ccu_nm_find_best(*parent_rate, rate, &_nm);  in ccu_nm_round_rate()
157 	rate = ccu_nm_calc_rate(*parent_rate, _nm.n, _nm.m);  in ccu_nm_round_rate()
160 		rate /= nm->fixed_post_div;  in ccu_nm_round_rate()
162 	return rate;  in ccu_nm_round_rate()
165 static int ccu_nm_set_rate(struct clk_hw *hw, unsigned long rate,  in ccu_nm_set_rate()  argument
173 	/* Adjust target rate according to post-dividers */  in ccu_nm_set_rate()
175 		rate = rate * nm->fixed_post_div;  in ccu_nm_set_rate()
177 	if (ccu_frac_helper_has_rate(&nm->common, &nm->frac, rate)) {  in ccu_nm_set_rate()
190 						rate, nm->lock);  in ccu_nm_set_rate()
200 	if (ccu_sdm_helper_has_rate(&nm->common, &nm->sdm, rate)) {  in ccu_nm_set_rate()
201 		ccu_sdm_helper_enable(&nm->common, &nm->sdm, rate);  in ccu_nm_set_rate()
204 		ccu_sdm_helper_get_factors(&nm->common, &nm->sdm, rate,  in ccu_nm_set_rate()
208 		ccu_nm_find_best(parent_rate, rate, &_nm);  in ccu_nm_set_rate()