From 8a6154ef64056cb2ff42418234b3af9f91590f89 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ozan=20=C3=87a=C4=9Flayan?= Date: Tue, 3 Jul 2012 23:03:38 +0300 Subject: [PATCH] compat: Backport cpufreq_quick_get_max() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This backports: commit 3d73710880afa3d61cf57b5d4eb192e812eb7e4f Author: Jesse Barnes Date: Tue Jun 28 10:59:12 2011 -0700 cpufreq: expose a cpufreq_quick_get_max routine Trying kernel 3.4.0-030400-generic [OK] Trying kernel 3.3.7-030307-generic [OK] Trying kernel 3.2.2-030202-generic [OK] Trying kernel 3.1.10-030110-generic [OK] Trying kernel 3.0.18-030018-generic [OK] Trying kernel 2.6.39-02063904-generic [OK] Trying kernel 2.6.38-02063808-generic [OK] Trying kernel 2.6.37-02063706-generic [OK] Trying kernel 2.6.36-02063604-generic [OK] Trying kernel 2.6.35-02063512-generic [OK] Trying kernel 2.6.34-02063410-generic [OK] Trying kernel 2.6.33-02063305-generic [OK] Trying kernel 2.6.32-02063255-generic [OK] Trying kernel 2.6.31-02063113-generic [OK] Trying kernel 2.6.30-02063010-generic [OK] Trying kernel 2.6.29-02062906-generic [OK] Trying kernel 2.6.28-02062810-generic [OK] Trying kernel 2.6.27-020627-generic [OK] Trying kernel 2.6.26-020626-generic [OK] Trying kernel 2.6.25-020625-generic [OK] Trying kernel 2.6.24-020624-generic [OK] Signed-off-by: Ozan Çağlayan Signed-off-by: Luis R. Rodriguez --- compat/compat-3.1.c | 24 ++++++++++++++++++++++++ include/linux/compat-3.1.h | 1 + 2 files changed, 25 insertions(+) diff --git a/compat/compat-3.1.c b/compat/compat-3.1.c index d427dd3d42c5..e81a3e788612 100644 --- a/compat/compat-3.1.c +++ b/compat/compat-3.1.c @@ -9,6 +9,30 @@ */ #include +#include + +/* This backports: + * commit 3d73710880afa3d61cf57b5d4eb192e812eb7e4f + * Author: Jesse Barnes + * Date: Tue Jun 28 10:59:12 2011 -0700 + * + * cpufreq: expose a cpufreq_quick_get_max routine + */ + +unsigned int cpufreq_quick_get_max(unsigned int cpu) +{ + struct cpufreq_policy *policy = cpufreq_cpu_get(cpu); + unsigned int ret_freq = 0; + + if (policy) { + ret_freq = policy->max; + cpufreq_cpu_put(policy); + } + + return ret_freq; +} +EXPORT_SYMBOL(cpufreq_quick_get_max); + static DEFINE_SPINLOCK(simple_ida_lock); diff --git a/include/linux/compat-3.1.h b/include/linux/compat-3.1.h index 5998bb16c46b..bf8a4ef3088d 100644 --- a/include/linux/compat-3.1.h +++ b/include/linux/compat-3.1.h @@ -102,6 +102,7 @@ int ida_simple_get(struct ida *ida, unsigned int start, unsigned int end, gfp_t gfp_mask); void ida_simple_remove(struct ida *ida, unsigned int id); +unsigned int cpufreq_quick_get_max(unsigned int cpu); #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0)) */ #endif /* LINUX_3_1_COMPAT_H */ -- 2.30.2