We have common infrastructure available with us for getting a CPUs clk rate.
Lets use it for this driver.
We don't need a global variable to hold clock anymore.
Cc: Kukjin Kim <kgene.kim@xxxxxxxxxxx>
Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
---
drivers/cpufreq/s5pv210-cpufreq.c | 21 ++++++---------------
1 file changed, 6 insertions(+), 15 deletions(-)
diff --git a/drivers/cpufreq/s5pv210-cpufreq.c b/drivers/cpufreq/s5pv210-cpufreq.c
index e3973da..da0e291 100644
--- a/drivers/cpufreq/s5pv210-cpufreq.c
+++ b/drivers/cpufreq/s5pv210-cpufreq.c
@@ -23,7 +23,6 @@
#include <mach/map.h>
#include <mach/regs-clock.h>
-static struct clk *cpu_clk;
static struct clk *dmc0_clk;
static struct clk *dmc1_clk;
static DEFINE_MUTEX(set_freq_lock);
@@ -164,14 +163,6 @@ static void s5pv210_set_refresh(enum s5pv210_dmc_port ch, unsigned long freq)
__raw_writel(tmp1, reg);
}
-static unsigned int s5pv210_getspeed(unsigned int cpu)
-{
- if (cpu)
- return 0;
-
- return clk_get_rate(cpu_clk) / 1000;
-}
-
static int s5pv210_target(struct cpufreq_policy *policy, unsigned int index)
{
unsigned long reg;
@@ -193,7 +184,7 @@ static int s5pv210_target(struct cpufreq_policy *policy, unsigned int index)
goto exit;
}
- old_freq = s5pv210_getspeed(0);
+ old_freq = policy->cur;
new_freq = s5pv210_freq_table[index].frequency;
/* Finding current running level index */
@@ -471,9 +462,9 @@ static int __init s5pv210_cpu_init(struct cpufreq_policy *policy)
unsigned long mem_type;
int ret;
- cpu_clk = clk_get(NULL, "armclk");
- if (IS_ERR(cpu_clk))
- return PTR_ERR(cpu_clk);
+ policy->clk = clk_get(NULL, "armclk");
+ if (IS_ERR(policy->clk))
+ return PTR_ERR(policy->clk);
dmc0_clk = clk_get(NULL, "sclk_dmc0");
if (IS_ERR(dmc0_clk)) {
@@ -516,7 +507,7 @@ static int __init s5pv210_cpu_init(struct cpufreq_policy *policy)
out_dmc1:
clk_put(dmc0_clk);
out_dmc0:
- clk_put(cpu_clk);
+ clk_put(policy->clk);
return ret;
}
@@ -563,7 +554,7 @@ static struct cpufreq_driver s5pv210_driver = {
.flags = CPUFREQ_STICKY,
.verify = cpufreq_generic_frequency_table_verify,
.target_index = s5pv210_target,
- .get = s5pv210_getspeed,
+ .get = cpufreq_generic_get,
.init = s5pv210_cpu_init,
.name = "s5pv210",
#ifdef CONFIG_PM
--
1.7.12.rc2.18.g61b472e
--
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