From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ethan Zhao Subject: [PATCH 2/3] intel_pstate: allow driver to be built as a module Date: Tue, 18 Nov 2014 17:37:05 +0900 Message-ID: <1416299826-15813-7-git-send-email-ethan.zhao@oracle.com> References: <1416299826-15813-1-git-send-email-ethan.zhao@oracle.com> Return-path: In-Reply-To: <1416299826-15813-1-git-send-email-ethan.zhao@oracle.com> Sender: linux-kernel-owner@vger.kernel.org To: dirk.j.brandewie@intel.com, viresh.kumar@linaro.org, rjw@rjwysocki.net, corbet@lwn.net Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, ethan.kernel@gmail.com, joe.jin@oracle.com, brian.maly@oracle.com, Ethan Zhao List-Id: linux-pm@vger.kernel.org From: Brian Maly To provide the flexibility of module, allow this driver to be configured and built as a module. Signed-off-by: Brian Maly Signed-off-by: Ethan Zhao --- drivers/cpufreq/Kconfig.x86 | 2 +- drivers/cpufreq/intel_pstate.c | 6 ++++++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/cpufreq/Kconfig.x86 b/drivers/cpufreq/Kconfig.x86 index 89ae88f..94c9e6b 100644 --- a/drivers/cpufreq/Kconfig.x86 +++ b/drivers/cpufreq/Kconfig.x86 @@ -3,7 +3,7 @@ # config X86_INTEL_PSTATE - bool "Intel P state control" + tristate "Intel P state control" depends on X86 help This driver provides a P state for Intel core processors. diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 5498eb0..7c5faea 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -590,7 +590,9 @@ static void intel_pstate_set_pstate(struct cpudata *cpu, int pstate) if (pstate == cpu->pstate.current_pstate) return; +#ifndef MODULE trace_cpu_frequency(pstate * cpu->pstate.scaling, cpu->cpu); +#endif cpu->pstate.current_pstate = pstate; @@ -705,12 +707,14 @@ static void intel_pstate_timer_func(unsigned long __data) intel_pstate_adjust_busy_pstate(cpu); +#ifndef MODULE trace_pstate_sample(fp_toint(sample->core_pct_busy), fp_toint(intel_pstate_get_scaled_busy(cpu)), cpu->pstate.current_pstate, sample->mperf, sample->aperf, sample->freq); +#endif intel_pstate_set_sample_time(cpu); } @@ -1054,6 +1058,7 @@ out: } device_initcall(intel_pstate_init); +#ifndef MODULE static int __init intel_pstate_setup(char *str) { if (!str) @@ -1064,6 +1069,7 @@ static int __init intel_pstate_setup(char *str) return 0; } early_param("intel_pstate", intel_pstate_setup); +#endif MODULE_AUTHOR("Dirk Brandewie "); MODULE_DESCRIPTION("'intel_pstate' - P state driver Intel Core processors"); -- 1.8.3.1