OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

cpufreq: at32ap: don't initialize part of policy set by core 

Many common initializations of struct policy are moved to core now and hence
this driver doesn't need to do it. This patch removes such code.

Most recent of those changes is to call ->get() in the core after calling
->init().

Acked-by: Hans-Christian Egtvedt <egtvedt@samfundet.no>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Viresh Kumar 2013-10-03 20:28:33 +05:30 committed by Rafael J. Wysocki
parent e4c8afe3a0
commit 017189b51e
1 changed files with 4 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/cpufreq/at32ap-cpufreq.c
View File

@ -77,7 +77,7 @@ static int at32_set_target(struct cpufreq_policy *policy,
static int __init at32_cpufreq_driver_init(struct cpufreq_policy *policy)
{
unsigned int frequency, rate;
unsigned int frequency, rate, min_freq;
int retval, steps, i;
if (policy->cpu != 0)
@ -90,12 +90,9 @@ static int __init at32_cpufreq_driver_init(struct cpufreq_policy *policy)
goto out_err;
}
policy->cpuinfo.min_freq = (clk_round_rate(cpuclk, 1) + 500) / 1000;
policy->cpuinfo.max_freq = (clk_round_rate(cpuclk, ~0UL) + 500) / 1000;
min_freq = (clk_round_rate(cpuclk, 1) + 500) / 1000;
frequency = (clk_round_rate(cpuclk, ~0UL) + 500) / 1000;
policy->cpuinfo.transition_latency = 0;
policy->cur = at32_get_speed(0);
policy->min = policy->cpuinfo.min_freq;
policy->max = policy->cpuinfo.max_freq;
/*
* AVR32 CPU frequency rate scales in power of two between maximum and
@ -104,7 +101,7 @@ static int __init at32_cpufreq_driver_init(struct cpufreq_policy *policy)
* Further validate that the frequency is usable, and append it to the
* frequency table.
*/
steps = fls(policy->cpuinfo.max_freq / policy->cpuinfo.min_freq) + 1;
steps = fls(frequency / min_freq) + 1;
freq_table = kzalloc(steps * sizeof(struct cpufreq_frequency_table),
GFP_KERNEL);
if (!freq_table) {
@ -112,7 +109,6 @@ static int __init at32_cpufreq_driver_init(struct cpufreq_policy *policy)
goto out_err_put_clk;
}
frequency = policy->cpuinfo.max_freq;
for (i = 0; i < (steps - 1); i++) {
rate = clk_round_rate(cpuclk, frequency * 1000) / 1000;