linux-kernel - [PATCH v2 2/4] cpufreq: tegra: Remove not used header files and clean up codes

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Message-ID: <1378985091-9447-3-git-send-email-bilhuang@nvidia.com>
Date:	Thu, 12 Sep 2013 04:24:49 -0700
From:	Bill Huang <bilhuang@...dia.com>
To:	<rjw@...k.pl>, <viresh.kumar@...aro.org>, <swarren@...dotorg.org>
CC:	<linux@....linux.org.uk>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<cpufreq@...r.kernel.org>, <linux-pm@...r.kernel.org>,
	Bill Huang <bilhuang@...dia.com>
Subject: [PATCH v2 2/4] cpufreq: tegra: Remove not used header files and clean up codes

Remove the inclustion of the not needed header files and remove the
logic to check the CPU ID to not exceeding the maximum supported CPUs.

Signed-off-by: Bill Huang <bilhuang@...dia.com>
---
 drivers/cpufreq/tegra-cpufreq.c |   15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)

diff --git a/drivers/cpufreq/tegra-cpufreq.c b/drivers/cpufreq/tegra-cpufreq.c
index 09c5af0..c2d2910 100644
--- a/drivers/cpufreq/tegra-cpufreq.c
+++ b/drivers/cpufreq/tegra-cpufreq.c
@@ -18,14 +18,9 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
-#include <linux/types.h>
-#include <linux/sched.h>
 #include <linux/cpufreq.h>
-#include <linux/delay.h>
-#include <linux/init.h>
 #include <linux/err.h>
 #include <linux/clk.h>
-#include <linux/io.h>
 #include <linux/suspend.h>
 
 static struct cpufreq_frequency_table freq_table[] = {
@@ -40,14 +35,14 @@ static struct cpufreq_frequency_table freq_table[] = {
 	{ .frequency = CPUFREQ_TABLE_END },
 };
 
-#define NUM_CPUS	2
+#define MAX_CPUS	4
 
 static struct clk *cpu_clk;
 static struct clk *pll_x_clk;
 static struct clk *pll_p_clk;
 static struct clk *emc_clk;
 
-static unsigned long target_cpu_speed[NUM_CPUS];
+static unsigned long target_cpu_speed[MAX_CPUS];
 static DEFINE_MUTEX(tegra_cpu_lock);
 static bool is_suspended;
 
@@ -60,9 +55,6 @@ static unsigned int tegra_getspeed(unsigned int cpu)
 {
 	unsigned long rate;
 
-	if (cpu >= NUM_CPUS)
-		return 0;
-
 	rate = clk_get_rate(cpu_clk) / 1000;
 	return rate;
 }
@@ -209,9 +201,6 @@ static struct notifier_block tegra_cpu_pm_notifier = {
 
 static int tegra_cpu_init(struct cpufreq_policy *policy)
 {
-	if (policy->cpu >= NUM_CPUS)
-		return -EINVAL;
-
 	clk_prepare_enable(emc_clk);
 	clk_prepare_enable(cpu_clk);
 
-- 
1.7.9.5

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