static int sh_clk_div_set_rate()

in clk/cpg.c [128:148]

• 16 lines of code
• 3 McCabe index (conditional complexity)

static int sh_clk_div_set_rate(struct clk *clk, unsigned long rate)
{
	struct clk_div_table *dt = clk_to_div_table(clk);
	unsigned long value;
	int idx;

	idx = clk_rate_table_find(clk, clk->freq_table, rate);
	if (idx < 0)
		return idx;

	value = sh_clk_read(clk);
	value &= ~(clk->div_mask << clk->enable_bit);
	value |= (idx << clk->enable_bit);
	sh_clk_write(value, clk);

	/* XXX: Should use a post-change notifier */
	if (dt->kick)
		dt->kick(clk);

	return 0;
}