46 static int __pll_round_closest_mult(struct meson_clk_pll_data *pll)  in __pll_round_closest_mult()  argument
48 	if ((pll->flags & CLK_MESON_PLL_ROUND_CLOSEST) &&  in __pll_round_closest_mult()
49 	    !MESON_PARM_APPLICABLE(&pll->frac))  in __pll_round_closest_mult()
58 					  struct meson_clk_pll_data *pll)  in __pll_params_to_rate()  argument
62 	if (frac && MESON_PARM_APPLICABLE(&pll->frac)) {  in __pll_params_to_rate()
66 					 (1 << pll->frac.width));  in __pll_params_to_rate()
76 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);  in meson_clk_pll_recalc_rate()  local
79 	n = meson_parm_read(clk->map, &pll->n);  in meson_clk_pll_recalc_rate()
89 	m = meson_parm_read(clk->map, &pll->m);  in meson_clk_pll_recalc_rate()
91 	frac = MESON_PARM_APPLICABLE(&pll->frac) ?  in meson_clk_pll_recalc_rate()
92 		meson_parm_read(clk->map, &pll->frac) :  in meson_clk_pll_recalc_rate()
95 	return __pll_params_to_rate(parent_rate, m, n, frac, pll);  in meson_clk_pll_recalc_rate()
102 					   struct meson_clk_pll_data *pll)  in __pll_params_with_frac()  argument
104 	unsigned int frac_max = (1 << pll->frac.width);  in __pll_params_with_frac()
111 	if (pll->flags & CLK_MESON_PLL_ROUND_CLOSEST)  in __pll_params_with_frac()
124 				    struct meson_clk_pll_data *pll)  in meson_clk_pll_is_better()  argument
126 	if (__pll_round_closest_mult(pll)) {  in meson_clk_pll_is_better()
142 					 struct meson_clk_pll_data *pll)  in meson_clk_get_pll_table_index()  argument
144 	if (!pll->table[index].n)  in meson_clk_get_pll_table_index()
147 	*m = pll->table[index].m;  in meson_clk_get_pll_table_index()
148 	*n = pll->table[index].n;  in meson_clk_get_pll_table_index()
156 					      struct meson_clk_pll_data *pll)  in meson_clk_get_pll_range_m()  argument
160 	if (__pll_round_closest_mult(pll))  in meson_clk_get_pll_range_m()
171 					 struct meson_clk_pll_data *pll)  in meson_clk_get_pll_range_index()  argument
176 	if (*n >= (1 << pll->n.width))  in meson_clk_get_pll_range_index()
181 		if (rate <= pll->range->min * parent_rate) {  in meson_clk_get_pll_range_index()
182 			*m = pll->range->min;  in meson_clk_get_pll_range_index()
184 		} else if (rate >= pll->range->max * parent_rate) {  in meson_clk_get_pll_range_index()
185 			*m = pll->range->max;  in meson_clk_get_pll_range_index()
190 	*m = meson_clk_get_pll_range_m(rate, parent_rate, *n, pll);  in meson_clk_get_pll_range_index()
193 	if (*m >= (1 << pll->m.width))  in meson_clk_get_pll_range_index()
204 				       struct meson_clk_pll_data *pll)  in meson_clk_get_pll_get_index()  argument
206 	if (pll->range)  in meson_clk_get_pll_get_index()
208 						     index, m, n, pll);  in meson_clk_get_pll_get_index()
209 	else if (pll->table)  in meson_clk_get_pll_get_index()
210 		return meson_clk_get_pll_table_index(index, m, n, pll);  in meson_clk_get_pll_get_index()
219 				      struct meson_clk_pll_data *pll)  in meson_clk_get_pll_settings()  argument
227 						  i, &m, &n, pll);  in meson_clk_get_pll_settings()
231 		now = __pll_params_to_rate(parent_rate, m, n, 0, pll);  in meson_clk_get_pll_settings()
232 		if (meson_clk_pll_is_better(rate, best, now, pll)) {  in meson_clk_get_pll_settings()
249 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);  in meson_clk_pll_round_rate()  local
254 	ret = meson_clk_get_pll_settings(rate, *parent_rate, &m, &n, pll);  in meson_clk_pll_round_rate()
258 	round = __pll_params_to_rate(*parent_rate, m, n, 0, pll);  in meson_clk_pll_round_rate()
260 	if (!MESON_PARM_APPLICABLE(&pll->frac) || rate == round)  in meson_clk_pll_round_rate()
267 	frac = __pll_params_with_frac(rate, *parent_rate, m, n, pll);  in meson_clk_pll_round_rate()
269 	return __pll_params_to_rate(*parent_rate, m, n, frac, pll);  in meson_clk_pll_round_rate()
275 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);  in meson_clk_pll_wait_lock()  local
280 		if (meson_parm_read(clk->map, &pll->l))  in meson_clk_pll_wait_lock()
292 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);  in meson_clk_pll_init()  local
294 	if (pll->init_count) {  in meson_clk_pll_init()
295 		meson_parm_write(clk->map, &pll->rst, 1);  in meson_clk_pll_init()
296 		regmap_multi_reg_write(clk->map, pll->init_regs,  in meson_clk_pll_init()
297 				       pll->init_count);  in meson_clk_pll_init()
298 		meson_parm_write(clk->map, &pll->rst, 0);  in meson_clk_pll_init()
307 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);  in meson_clk_pll_is_enabled()  local
309 	if (meson_parm_read(clk->map, &pll->rst) ||  in meson_clk_pll_is_enabled()
310 	    !meson_parm_read(clk->map, &pll->en) ||  in meson_clk_pll_is_enabled()
311 	    !meson_parm_read(clk->map, &pll->l))  in meson_clk_pll_is_enabled()
330 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);  in meson_clk_pll_enable()  local
337 	meson_parm_write(clk->map, &pll->rst, 1);  in meson_clk_pll_enable()
340 	meson_parm_write(clk->map, &pll->en, 1);  in meson_clk_pll_enable()
343 	meson_parm_write(clk->map, &pll->rst, 0);  in meson_clk_pll_enable()
354 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);  in meson_clk_pll_disable()  local
357 	meson_parm_write(clk->map, &pll->rst, 1);  in meson_clk_pll_disable()
360 	meson_parm_write(clk->map, &pll->en, 0);  in meson_clk_pll_disable()
367 	struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);  in meson_clk_pll_set_rate()  local
377 	ret = meson_clk_get_pll_settings(rate, parent_rate, &m, &n, pll);  in meson_clk_pll_set_rate()
381 	enabled = meson_parm_read(clk->map, &pll->en);  in meson_clk_pll_set_rate()
385 	meson_parm_write(clk->map, &pll->n, n);  in meson_clk_pll_set_rate()
386 	meson_parm_write(clk->map, &pll->m, m);  in meson_clk_pll_set_rate()
388 	if (MESON_PARM_APPLICABLE(&pll->frac)) {  in meson_clk_pll_set_rate()
389 		frac = __pll_params_with_frac(rate, parent_rate, m, n, pll);  in meson_clk_pll_set_rate()
390 		meson_parm_write(clk->map, &pll->frac, frac);  in meson_clk_pll_set_rate()