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    Subject[PATCH 12/31] cpufreq: exynos: Covert to light weight ->target() routine
    Date
    This patch converts existing .target_old() to newly defined light weight
    .target() routine for this driver.

    CPUFreq core will call cpufreq_frequency_table_target() before calling this
    routine and will pass index to it.

    Cc: Kukjin Kim <kgene.kim@samsung.com>
    Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
    ---
    drivers/cpufreq/exynos-cpufreq.c | 21 +++------------------
    drivers/cpufreq/exynos5440-cpufreq.c | 13 +++----------
    2 files changed, 6 insertions(+), 28 deletions(-)

    diff --git a/drivers/cpufreq/exynos-cpufreq.c b/drivers/cpufreq/exynos-cpufreq.c
    index 2be2136..475bb40 100644
    --- a/drivers/cpufreq/exynos-cpufreq.c
    +++ b/drivers/cpufreq/exynos-cpufreq.c
    @@ -65,9 +65,6 @@ static int exynos_cpufreq_scale(unsigned int target_freq)
    freqs.old = policy->cur;
    freqs.new = target_freq;

    - if (freqs.new == freqs.old)
    - goto out;
    -
    /*
    * The policy max have been changed so that we cannot get proper
    * old_index with cpufreq_frequency_table_target(). Thus, ignore
    @@ -151,13 +148,9 @@ out:
    return ret;
    }

    -static int exynos_target(struct cpufreq_policy *policy,
    - unsigned int target_freq,
    - unsigned int relation)
    +static int exynos_target(struct cpufreq_policy *policy, unsigned int index)
    {
    struct cpufreq_frequency_table *freq_table = exynos_info->freq_table;
    - unsigned int index;
    - unsigned int new_freq;
    int ret = 0;

    mutex_lock(&cpufreq_lock);
    @@ -165,15 +158,7 @@ static int exynos_target(struct cpufreq_policy *policy,
    if (frequency_locked)
    goto out;

    - if (cpufreq_frequency_table_target(policy, freq_table,
    - target_freq, relation, &index)) {
    - ret = -EINVAL;
    - goto out;
    - }
    -
    - new_freq = freq_table[index].frequency;
    -
    - ret = exynos_cpufreq_scale(new_freq);
    + ret = exynos_cpufreq_scale(freq_table[index].frequency);

    out:
    mutex_unlock(&cpufreq_lock);
    @@ -254,7 +239,7 @@ static int exynos_cpufreq_cpu_init(struct cpufreq_policy *policy)
    static struct cpufreq_driver exynos_driver = {
    .flags = CPUFREQ_STICKY,
    .verify = cpufreq_generic_frequency_table_verify,
    - .target_old = exynos_target,
    + .target = exynos_target,
    .get = exynos_getspeed,
    .init = exynos_cpufreq_cpu_init,
    .exit = cpufreq_generic_exit,
    diff --git a/drivers/cpufreq/exynos5440-cpufreq.c b/drivers/cpufreq/exynos5440-cpufreq.c
    index 7ad813f..872b146 100644
    --- a/drivers/cpufreq/exynos5440-cpufreq.c
    +++ b/drivers/cpufreq/exynos5440-cpufreq.c
    @@ -214,21 +214,14 @@ static unsigned int exynos_getspeed(unsigned int cpu)
    return dvfs_info->cur_frequency;
    }

    -static int exynos_target(struct cpufreq_policy *policy,
    - unsigned int target_freq,
    - unsigned int relation)
    +static int exynos_target(struct cpufreq_policy *policy, unsigned int index)
    {
    - unsigned int index, tmp;
    + unsigned int tmp;
    int ret = 0, i;
    struct cpufreq_frequency_table *freq_table = dvfs_info->freq_table;

    mutex_lock(&cpufreq_lock);

    - ret = cpufreq_frequency_table_target(policy, freq_table,
    - target_freq, relation, &index);
    - if (ret)
    - goto out;
    -
    freqs.old = dvfs_info->cur_frequency;
    freqs.new = freq_table[index].frequency;

    @@ -333,7 +326,7 @@ static int exynos_cpufreq_cpu_init(struct cpufreq_policy *policy)
    static struct cpufreq_driver exynos_driver = {
    .flags = CPUFREQ_STICKY,
    .verify = cpufreq_generic_frequency_table_verify,
    - .target_old = exynos_target,
    + .target = exynos_target,
    .get = exynos_getspeed,
    .init = exynos_cpufreq_cpu_init,
    .exit = cpufreq_generic_exit,
    --
    1.7.12.rc2.18.g61b472e


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