* [PATCH pm_wip/cpufreq] OMAP2+: cpufreq: Enable all CPUs in shared policy mask
@ 2011-06-07 20:57 Todd Poynor
2011-06-08 6:01 ` Santosh Shilimkar
0 siblings, 1 reply; 2+ messages in thread
From: Todd Poynor @ 2011-06-07 20:57 UTC (permalink / raw)
To: Kevin Hilman
Cc: Santosh Shilimkar, Nishanth Menon, Mike Turquette, linux-omap
Enable all CPUs in the shared policy in the CPU init callback.
Otherwise, the governor CPUFREQ_GOV_START event is invoked with
a policy that only includes the first CPU, leaving other CPUs
uninitialized by the governor.
Signed-off-by: Todd Poynor <toddpoynor@google.com>
---
arch/arm/mach-omap2/omap2plus-cpufreq.c | 4 +---
1 files changed, 1 insertions(+), 3 deletions(-)
diff --git a/arch/arm/mach-omap2/omap2plus-cpufreq.c b/arch/arm/mach-omap2/omap2plus-cpufreq.c
index 77efcb0..0fe4edb 100644
--- a/arch/arm/mach-omap2/omap2plus-cpufreq.c
+++ b/arch/arm/mach-omap2/omap2plus-cpufreq.c
@@ -166,7 +166,6 @@ static inline void freq_table_free(void)
static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
{
int result = 0;
- static cpumask_var_t cpumask;
mpu_clk = clk_get(NULL, mpu_clk_name);
if (IS_ERR(mpu_clk))
@@ -207,8 +206,7 @@ static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
*/
if (is_smp()) {
policy->shared_type = CPUFREQ_SHARED_TYPE_ANY;
- cpumask_or(cpumask, cpumask_of(policy->cpu), cpumask);
- cpumask_copy(policy->cpus, cpumask);
+ cpumask_setall(policy->cpus);
}
/* FIXME: what's the actual transition time? */
--
1.7.3.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH pm_wip/cpufreq] OMAP2+: cpufreq: Enable all CPUs in shared policy mask
2011-06-07 20:57 [PATCH pm_wip/cpufreq] OMAP2+: cpufreq: Enable all CPUs in shared policy mask Todd Poynor
@ 2011-06-08 6:01 ` Santosh Shilimkar
0 siblings, 0 replies; 2+ messages in thread
From: Santosh Shilimkar @ 2011-06-08 6:01 UTC (permalink / raw)
To: Todd Poynor; +Cc: Kevin Hilman, Nishanth Menon, Mike Turquette, linux-omap
On 6/8/2011 2:27 AM, Todd Poynor wrote:
> Enable all CPUs in the shared policy in the CPU init callback.
> Otherwise, the governor CPUFREQ_GOV_START event is invoked with
> a policy that only includes the first CPU, leaving other CPUs
> uninitialized by the governor.
>
> Signed-off-by: Todd Poynor<toddpoynor@google.com>
Looks good to me.
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
> ---
> arch/arm/mach-omap2/omap2plus-cpufreq.c | 4 +---
> 1 files changed, 1 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/omap2plus-cpufreq.c b/arch/arm/mach-omap2/omap2plus-cpufreq.c
> index 77efcb0..0fe4edb 100644
> --- a/arch/arm/mach-omap2/omap2plus-cpufreq.c
> +++ b/arch/arm/mach-omap2/omap2plus-cpufreq.c
> @@ -166,7 +166,6 @@ static inline void freq_table_free(void)
> static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
> {
> int result = 0;
> - static cpumask_var_t cpumask;
>
> mpu_clk = clk_get(NULL, mpu_clk_name);
> if (IS_ERR(mpu_clk))
> @@ -207,8 +206,7 @@ static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
> */
> if (is_smp()) {
> policy->shared_type = CPUFREQ_SHARED_TYPE_ANY;
> - cpumask_or(cpumask, cpumask_of(policy->cpu), cpumask);
> - cpumask_copy(policy->cpus, cpumask);
> + cpumask_setall(policy->cpus);
> }
>
> /* FIXME: what's the actual transition time? */
^ permalink raw reply [flat|nested] 2+ messages in thread
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2011-06-07 20:57 [PATCH pm_wip/cpufreq] OMAP2+: cpufreq: Enable all CPUs in shared policy mask Todd Poynor
2011-06-08 6:01 ` Santosh Shilimkar
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