* [PATCH] cpufreq: simplify for_each_suitable_policy() macro
@ 2016-02-21 18:53 Eric Biggers
2016-02-22 5:33 ` Viresh Kumar
0 siblings, 1 reply; 3+ messages in thread
From: Eric Biggers @ 2016-02-21 18:53 UTC (permalink / raw)
To: rjw; +Cc: viresh.kumar, linux-pm, linux-kernel, Eric Biggers
Signed-off-by: Eric Biggers <ebiggers3@gmail.com>
---
drivers/cpufreq/cpufreq.c | 44 +++-----------------------------------------
1 file changed, 3 insertions(+), 41 deletions(-)
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index e979ec7..3aa7b2b 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -38,48 +38,10 @@ static inline bool policy_is_inactive(struct cpufreq_policy *policy)
return cpumask_empty(policy->cpus);
}
-static bool suitable_policy(struct cpufreq_policy *policy, bool active)
-{
- return active == !policy_is_inactive(policy);
-}
-
-/* Finds Next Acive/Inactive policy */
-static struct cpufreq_policy *next_policy(struct cpufreq_policy *policy,
- bool active)
-{
- do {
- /* No more policies in the list */
- if (list_is_last(&policy->policy_list, &cpufreq_policy_list))
- return NULL;
-
- policy = list_next_entry(policy, policy_list);
- } while (!suitable_policy(policy, active));
-
- return policy;
-}
-
-static struct cpufreq_policy *first_policy(bool active)
-{
- struct cpufreq_policy *policy;
-
- /* No policies in the list */
- if (list_empty(&cpufreq_policy_list))
- return NULL;
-
- policy = list_first_entry(&cpufreq_policy_list, typeof(*policy),
- policy_list);
-
- if (!suitable_policy(policy, active))
- policy = next_policy(policy, active);
-
- return policy;
-}
-
/* Macros to iterate over CPU policies */
-#define for_each_suitable_policy(__policy, __active) \
- for (__policy = first_policy(__active); \
- __policy; \
- __policy = next_policy(__policy, __active))
+#define for_each_suitable_policy(__policy, __active) \
+ list_for_each_entry(__policy, &cpufreq_policy_list, policy_list) \
+ if ((__active) == !policy_is_inactive(__policy))
#define for_each_active_policy(__policy) \
for_each_suitable_policy(__policy, true)
--
2.7.1
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH] cpufreq: simplify for_each_suitable_policy() macro
2016-02-21 18:53 [PATCH] cpufreq: simplify for_each_suitable_policy() macro Eric Biggers
@ 2016-02-22 5:33 ` Viresh Kumar
2016-02-22 13:15 ` Rafael J. Wysocki
0 siblings, 1 reply; 3+ messages in thread
From: Viresh Kumar @ 2016-02-22 5:33 UTC (permalink / raw)
To: Eric Biggers; +Cc: rjw, linux-pm, linux-kernel
On 21-02-16, 12:53, Eric Biggers wrote:
> Signed-off-by: Eric Biggers <ebiggers3@gmail.com>
> ---
> drivers/cpufreq/cpufreq.c | 44 +++-----------------------------------------
> 1 file changed, 3 insertions(+), 41 deletions(-)
>
> diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
> index e979ec7..3aa7b2b 100644
> --- a/drivers/cpufreq/cpufreq.c
> +++ b/drivers/cpufreq/cpufreq.c
> @@ -38,48 +38,10 @@ static inline bool policy_is_inactive(struct cpufreq_policy *policy)
> return cpumask_empty(policy->cpus);
> }
>
> -static bool suitable_policy(struct cpufreq_policy *policy, bool active)
> -{
> - return active == !policy_is_inactive(policy);
> -}
> -
> -/* Finds Next Acive/Inactive policy */
> -static struct cpufreq_policy *next_policy(struct cpufreq_policy *policy,
> - bool active)
> -{
> - do {
> - /* No more policies in the list */
> - if (list_is_last(&policy->policy_list, &cpufreq_policy_list))
> - return NULL;
> -
> - policy = list_next_entry(policy, policy_list);
> - } while (!suitable_policy(policy, active));
> -
> - return policy;
> -}
> -
> -static struct cpufreq_policy *first_policy(bool active)
> -{
> - struct cpufreq_policy *policy;
> -
> - /* No policies in the list */
> - if (list_empty(&cpufreq_policy_list))
> - return NULL;
> -
> - policy = list_first_entry(&cpufreq_policy_list, typeof(*policy),
> - policy_list);
> -
> - if (!suitable_policy(policy, active))
> - policy = next_policy(policy, active);
> -
> - return policy;
> -}
> -
> /* Macros to iterate over CPU policies */
> -#define for_each_suitable_policy(__policy, __active) \
> - for (__policy = first_policy(__active); \
> - __policy; \
> - __policy = next_policy(__policy, __active))
> +#define for_each_suitable_policy(__policy, __active) \
> + list_for_each_entry(__policy, &cpufreq_policy_list, policy_list) \
> + if ((__active) == !policy_is_inactive(__policy))
>
> #define for_each_active_policy(__policy) \
> for_each_suitable_policy(__policy, true)
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
--
viresh
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] cpufreq: simplify for_each_suitable_policy() macro
2016-02-22 5:33 ` Viresh Kumar
@ 2016-02-22 13:15 ` Rafael J. Wysocki
0 siblings, 0 replies; 3+ messages in thread
From: Rafael J. Wysocki @ 2016-02-22 13:15 UTC (permalink / raw)
To: Viresh Kumar; +Cc: Eric Biggers, linux-pm, linux-kernel
On Monday, February 22, 2016 11:03:15 AM Viresh Kumar wrote:
> On 21-02-16, 12:53, Eric Biggers wrote:
> > Signed-off-by: Eric Biggers <ebiggers3@gmail.com>
> > ---
> > drivers/cpufreq/cpufreq.c | 44 +++-----------------------------------------
> > 1 file changed, 3 insertions(+), 41 deletions(-)
> >
> > diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
> > index e979ec7..3aa7b2b 100644
> > --- a/drivers/cpufreq/cpufreq.c
> > +++ b/drivers/cpufreq/cpufreq.c
> > @@ -38,48 +38,10 @@ static inline bool policy_is_inactive(struct cpufreq_policy *policy)
> > return cpumask_empty(policy->cpus);
> > }
> >
> > -static bool suitable_policy(struct cpufreq_policy *policy, bool active)
> > -{
> > - return active == !policy_is_inactive(policy);
> > -}
> > -
> > -/* Finds Next Acive/Inactive policy */
> > -static struct cpufreq_policy *next_policy(struct cpufreq_policy *policy,
> > - bool active)
> > -{
> > - do {
> > - /* No more policies in the list */
> > - if (list_is_last(&policy->policy_list, &cpufreq_policy_list))
> > - return NULL;
> > -
> > - policy = list_next_entry(policy, policy_list);
> > - } while (!suitable_policy(policy, active));
> > -
> > - return policy;
> > -}
> > -
> > -static struct cpufreq_policy *first_policy(bool active)
> > -{
> > - struct cpufreq_policy *policy;
> > -
> > - /* No policies in the list */
> > - if (list_empty(&cpufreq_policy_list))
> > - return NULL;
> > -
> > - policy = list_first_entry(&cpufreq_policy_list, typeof(*policy),
> > - policy_list);
> > -
> > - if (!suitable_policy(policy, active))
> > - policy = next_policy(policy, active);
> > -
> > - return policy;
> > -}
> > -
> > /* Macros to iterate over CPU policies */
> > -#define for_each_suitable_policy(__policy, __active) \
> > - for (__policy = first_policy(__active); \
> > - __policy; \
> > - __policy = next_policy(__policy, __active))
> > +#define for_each_suitable_policy(__policy, __active) \
> > + list_for_each_entry(__policy, &cpufreq_policy_list, policy_list) \
> > + if ((__active) == !policy_is_inactive(__policy))
> >
> > #define for_each_active_policy(__policy) \
> > for_each_suitable_policy(__policy, true)
>
> Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Queued up for 4.6, thanks!
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2016-02-22 13:15 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2016-02-21 18:53 [PATCH] cpufreq: simplify for_each_suitable_policy() macro Eric Biggers
2016-02-22 5:33 ` Viresh Kumar
2016-02-22 13:15 ` Rafael J. Wysocki
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).