This exposes frequency table of driver to cpufreq core and is required for core
to guess what the index for a target frequency is, when it calls
cpufreq_frequency_table_target(). And so this driver needs to expose it.
Cc: David S. Miller <davem@xxxxxxxxxxxxx>
Cc: sparclinux@xxxxxxxxxxxxxxx
Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
---
drivers/cpufreq/sparc-us2e-cpufreq.c | 10 ++++++++--
drivers/cpufreq/sparc-us3-cpufreq.c | 11 +++++++++--
2 files changed, 17 insertions(+), 4 deletions(-)
diff --git a/drivers/cpufreq/sparc-us2e-cpufreq.c b/drivers/cpufreq/sparc-us2e-cpufreq.c
index cf5bc2c..63b3eae 100644
--- a/drivers/cpufreq/sparc-us2e-cpufreq.c
+++ b/drivers/cpufreq/sparc-us2e-cpufreq.c
@@ -307,6 +307,7 @@ static int __init us2e_freq_cpu_init(struct cpufreq_policy *policy)
unsigned long clock_tick = sparc64_get_clock_tick(cpu) / 1000;
struct cpufreq_frequency_table *table =
&us2e_freq_table[cpu].table[0];
+ int ret;
table[0].driver_data = 0;
table[0].frequency = clock_tick / 1;
@@ -324,13 +325,18 @@ static int __init us2e_freq_cpu_init(struct cpufreq_policy *policy)
policy->cpuinfo.transition_latency = 0;
policy->cur = clock_tick;
- return cpufreq_frequency_table_cpuinfo(policy, table);
+ ret = cpufreq_frequency_table_cpuinfo(policy, table);
+ if (!ret)
+ cpufreq_frequency_table_get_attr(table, policy->cpu);
+ return ret;
}
static int us2e_freq_cpu_exit(struct cpufreq_policy *policy)
{
- if (cpufreq_us2e_driver)
+ if (cpufreq_us2e_driver) {
+ cpufreq_frequency_table_put_attr(policy->cpu);
us2e_set_cpu_divider_index(policy, 0);
+ }
return 0;
}
diff --git a/drivers/cpufreq/sparc-us3-cpufreq.c b/drivers/cpufreq/sparc-us3-cpufreq.c
index ac76b48..985bc56 100644
--- a/drivers/cpufreq/sparc-us3-cpufreq.c
+++ b/drivers/cpufreq/sparc-us3-cpufreq.c
@@ -168,6 +168,7 @@ static int __init us3_freq_cpu_init(struct cpufreq_policy *policy)
unsigned long clock_tick = sparc64_get_clock_tick(cpu) / 1000;
struct cpufreq_frequency_table *table =
&us3_freq_table[cpu].table[0];
+ int ret;
table[0].driver_data = 0;
table[0].frequency = clock_tick / 1;
@@ -181,13 +182,19 @@ static int __init us3_freq_cpu_init(struct cpufreq_policy *policy)
policy->cpuinfo.transition_latency = 0;
policy->cur = clock_tick;
- return cpufreq_frequency_table_cpuinfo(policy, table);
+ ret = cpufreq_frequency_table_cpuinfo(policy, table);
+ if (!ret)
+ cpufreq_frequency_table_get_attr(table, policy->cpu);
+
+ return ret;
}
static int us3_freq_cpu_exit(struct cpufreq_policy *policy)
{
- if (cpufreq_us3_driver)
+ if (cpufreq_us3_driver) {
+ cpufreq_frequency_table_put_attr(policy->cpu);
us3_set_cpu_divider_index(policy, 0);
+ }
return 0;
}
--
1.7.12.rc2.18.g61b472e
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