static unsigned long clk_factor_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
struct clk_fixed_factor *fix = to_clk_fixed_factor(hw);
return parent_rate * fix->mult / fix->div;
}
void clk_hw_unregister_fixed_factor(struct clk_hw *hw)
{
struct clk_fixed_factor *fix;
fix = to_clk_fixed_factor(hw);
clk_hw_unregister(hw);
kfree(fix);
}
static unsigned long clk_factor_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
struct clk_fixed_factor *fix = to_clk_fixed_factor(hw);
unsigned long long int rate;
rate = (unsigned long long int)parent_rate * fix->mult;
do_div(rate, fix->div);
return (unsigned long)rate;
}
void clk_unregister_fixed_factor(struct clk *clk)
{
struct clk_hw *hw;
hw = __clk_get_hw(clk);
if (!hw)
return;
clk_unregister(clk);
kfree(to_clk_fixed_factor(hw));
}
static long clk_factor_round_rate(struct clk_hw *hw, unsigned long rate,
unsigned long *prate)
{
struct clk_fixed_factor *fix = to_clk_fixed_factor(hw);
if (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) {
unsigned long best_parent;
best_parent = (rate / fix->mult) * fix->div;
*prate = clk_hw_round_rate(clk_hw_get_parent(hw), best_parent);
}
return (*prate / fix->div) * fix->mult;
}
// ARM10C 20150124
// &(kmem_cache#30-oX (sclk_hsic_12m))->hw, 24000000
static unsigned long clk_factor_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
// hw: &(kmem_cache#30-oX (sclk_hsic_12m))->hw,
// to_clk_fixed_factor(&(kmem_cache#30-oX (sclk_hsic_12m))->hw): kmem_cache#30-oX (sclk_hsic_12m)
struct clk_fixed_factor *fix = to_clk_fixed_factor(hw);
// fix: kmem_cache#30-oX (sclk_hsic_12m)
unsigned long long int rate;
// parent_rate: 24000000,
// fix->mult: (kmem_cache#30-oX (sclk_hsic_12m))->mult: 1
rate = (unsigned long long int)parent_rate * fix->mult;
// rate: 24000000,
// rate: 24000000, fix->div: (kmem_cache#30-oX (sclk_hsic_12m))->div: 2
do_div(rate, fix->div);
// rate: 12000000
// rate: 12000000
return (unsigned long)rate;
// return 12000000
}
