Lines Matching refs:div
40 for (clkt = table; clkt->div; clkt++) in _get_table_maxdiv()
41 if (clkt->div > maxdiv) in _get_table_maxdiv()
42 maxdiv = clkt->div; in _get_table_maxdiv()
51 for (clkt = table; clkt->div; clkt++) in _get_table_mindiv()
52 if (clkt->div < mindiv) in _get_table_mindiv()
53 mindiv = clkt->div; in _get_table_mindiv()
74 for (clkt = table; clkt->div; clkt++) in _get_table_div()
76 return clkt->div; in _get_table_div()
93 unsigned int div) in _get_table_val() argument
97 for (clkt = table; clkt->div; clkt++) in _get_table_val()
98 if (clkt->div == div) in _get_table_val()
104 unsigned int div, unsigned long flags) in _get_val() argument
107 return div; in _get_val()
109 return __ffs(div); in _get_val()
111 return _get_table_val(table, div); in _get_val()
112 return div - 1; in _get_val()
120 unsigned int div; in divider_recalc_rate() local
122 div = _get_div(table, val, flags); in divider_recalc_rate()
123 if (!div) { in divider_recalc_rate()
130 return DIV_ROUND_UP(parent_rate, div); in divider_recalc_rate()
148 unsigned int div) in _is_valid_table_div() argument
152 for (clkt = table; clkt->div; clkt++) in _is_valid_table_div()
153 if (clkt->div == div) in _is_valid_table_div()
158 static bool _is_valid_div(const struct clk_div_table *table, unsigned int div, in _is_valid_div() argument
162 return is_power_of_2(div); in _is_valid_div()
164 return _is_valid_table_div(table, div); in _is_valid_div()
168 static int _round_up_table(const struct clk_div_table *table, int div) in _round_up_table() argument
173 for (clkt = table; clkt->div; clkt++) { in _round_up_table()
174 if (clkt->div == div) in _round_up_table()
175 return clkt->div; in _round_up_table()
176 else if (clkt->div < div) in _round_up_table()
179 if ((clkt->div - div) < (up - div)) in _round_up_table()
180 up = clkt->div; in _round_up_table()
186 static int _round_down_table(const struct clk_div_table *table, int div) in _round_down_table() argument
191 for (clkt = table; clkt->div; clkt++) { in _round_down_table()
192 if (clkt->div == div) in _round_down_table()
193 return clkt->div; in _round_down_table()
194 else if (clkt->div > div) in _round_down_table()
197 if ((div - clkt->div) < (div - down)) in _round_down_table()
198 down = clkt->div; in _round_down_table()
208 int div = DIV_ROUND_UP(parent_rate, rate); in _div_round_up() local
211 div = __roundup_pow_of_two(div); in _div_round_up()
213 div = _round_up_table(table, div); in _div_round_up()
215 return div; in _div_round_up()
261 static int _next_div(const struct clk_div_table *table, int div, in _next_div() argument
264 div++; in _next_div()
267 return __roundup_pow_of_two(div); in _next_div()
269 return _round_up_table(table, div); in _next_div()
271 return div; in _next_div()
336 int div; in divider_round_rate() local
338 div = clk_divider_bestdiv(hw, rate, prate, table, width, flags); in divider_round_rate()
340 return DIV_ROUND_UP(*prate, div); in divider_round_rate()
366 unsigned int div, value; in divider_get_val() local
368 div = DIV_ROUND_UP(parent_rate, rate); in divider_get_val()
370 if (!_is_valid_div(table, div, flags)) in divider_get_val()
373 value = _get_val(table, div, flags); in divider_get_val()
421 struct clk_divider *div; in _register_divider() local
433 div = kzalloc(sizeof(struct clk_divider), GFP_KERNEL); in _register_divider()
434 if (!div) { in _register_divider()
446 div->reg = reg; in _register_divider()
447 div->shift = shift; in _register_divider()
448 div->width = width; in _register_divider()
449 div->flags = clk_divider_flags; in _register_divider()
450 div->lock = lock; in _register_divider()
451 div->hw.init = &init; in _register_divider()
452 div->table = table; in _register_divider()
455 clk = clk_register(dev, &div->hw); in _register_divider()
458 kfree(div); in _register_divider()
512 struct clk_divider *div; in clk_unregister_divider() local
519 div = to_clk_divider(hw); in clk_unregister_divider()
522 kfree(div); in clk_unregister_divider()