[PATCH v4 5/8] mfd: db8500-prcmu: Use cpufreq_for_each_entry macro for iteration

Stratos Karafotis
2014-04-21T23:01:29Z

The cpufreq core now supports the cpufreq_for_each_entry macro helper
for iteration over the cpufreq_frequency_table, so use it.

It should have no functional changes.

Signed-off-by: Stratos Karafotis <stratosk@semaphore.gr>
---
drivers/mfd/db8500-prcmu.c | 19 ++++++++-----------
1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c
index 7694e07..b11fdd6 100644
--- a/drivers/mfd/db8500-prcmu.c
+++ b/drivers/mfd/db8500-prcmu.c
@@ -1734,18 +1734,17 @@ static struct cpufreq_frequency_table db8500_cpufreq_table[] = {

static long round_armss_rate(unsigned long rate)
{
+ struct cpufreq_frequency_table *pos;
long freq = 0;
- int i = 0;

/* cpufreq table frequencies is in KHz. */
rate = rate / 1000;

/* Find the corresponding arm opp from the cpufreq table. */
- while (db8500_cpufreq_table[i].frequency != CPUFREQ_TABLE_END) {
- freq = db8500_cpufreq_table[i].frequency;
+ cpufreq_for_each_entry(pos, db8500_cpufreq_table) {
+ freq = pos->frequency;
if (freq == rate)
break;
- i++;
}

/* Return the last valid value, even if a match was not found. */
@@ -1886,23 +1885,21 @@ static void set_clock_rate(u8 clock, unsigned long rate)

static int set_armss_rate(unsigned long rate)
{
- int i = 0;
+ struct cpufreq_frequency_table *pos;

/* cpufreq table frequencies is in KHz. */
rate = rate / 1000;

/* Find the corresponding arm opp from the cpufreq table. */
- while (db8500_cpufreq_table[i].frequency != CPUFREQ_TABLE_END) {
- if (db8500_cpufreq_table[i].frequency == rate)
+ cpufreq_for_each_entry(pos, db8500_cpufreq_table)
+ if (pos->frequency == rate)
break;
- i++;
- }

- if (db8500_cpufreq_table[i].frequency != rate)
+ if (pos->frequency != rate)
return -EINVAL;

/* Set the new arm opp. */
- return db8500_prcmu_set_arm_opp(db8500_cpufreq_table[i].driver_data);
+ return db8500_prcmu_set_arm_opp(pos->driver_data);
}

static int set_plldsi_rate(unsigned long rate)
--
1.9.0