linux-kernel - [PATCH 1/2] cpufreq: drivers: don't check range of target freq in .target()

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Message-Id: <2ece6d9fe8dfb6882a1c83a1cb2404bacc40b22d.1364138740.git.viresh.kumar@linaro.org>
Date:	Sun, 24 Mar 2013 20:59:42 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	rjw@...k.pl
Cc:	arvind.chauhan@....com, robin.randhawa@....com,
	Steve.Bannister@....com, Liviu.Dudau@....com,
	charles.garcia-tobin@....com, cpufreq@...r.kernel.org,
	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
	linaro-kernel@...ts.linaro.org,
	Viresh Kumar <viresh.kumar@...aro.org>,
	Sekhar Nori <nsekhar@...com>,
	Linus Walleij <linus.walleij@...aro.org>
Subject: [PATCH 1/2] cpufreq: drivers: don't check range of target freq in .target()

Cpufreq core checks the range of target_freq before calling driver->target() and
so we don't need to do it again.

Remove it.

Cc: Sekhar Nori <nsekhar@...com>
Cc: Linus Walleij <linus.walleij@...aro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
 arch/arm/mach-davinci/cpufreq.c  | 9 ---------
 drivers/cpufreq/dbx500-cpufreq.c | 6 ------
 2 files changed, 15 deletions(-)

diff --git a/arch/arm/mach-davinci/cpufreq.c b/arch/arm/mach-davinci/cpufreq.c
index 55eb870..8fb0c2a 100644
--- a/arch/arm/mach-davinci/cpufreq.c
+++ b/arch/arm/mach-davinci/cpufreq.c
@@ -79,15 +79,6 @@ static int davinci_target(struct cpufreq_policy *policy,
 	struct davinci_cpufreq_config *pdata = cpufreq.dev->platform_data;
 	struct clk *armclk = cpufreq.armclk;
 
-	/*
-	 * Ensure desired rate is within allowed range.  Some govenors
-	 * (ondemand) will just pass target_freq=0 to get the minimum.
-	 */
-	if (target_freq < policy->cpuinfo.min_freq)
-		target_freq = policy->cpuinfo.min_freq;
-	if (target_freq > policy->cpuinfo.max_freq)
-		target_freq = policy->cpuinfo.max_freq;
-
 	freqs.old = davinci_getspeed(0);
 	freqs.new = clk_round_rate(armclk, target_freq * 1000) / 1000;
 
diff --git a/drivers/cpufreq/dbx500-cpufreq.c b/drivers/cpufreq/dbx500-cpufreq.c
index 7192a6d..15ed367 100644
--- a/drivers/cpufreq/dbx500-cpufreq.c
+++ b/drivers/cpufreq/dbx500-cpufreq.c
@@ -37,12 +37,6 @@ static int dbx500_cpufreq_target(struct cpufreq_policy *policy,
 	unsigned int idx;
 	int ret;
 
-	/* scale the target frequency to one of the extremes supported */
-	if (target_freq < policy->cpuinfo.min_freq)
-		target_freq = policy->cpuinfo.min_freq;
-	if (target_freq > policy->cpuinfo.max_freq)
-		target_freq = policy->cpuinfo.max_freq;
-
 	/* Lookup the next frequency */
 	if (cpufreq_frequency_table_target(policy, freq_table, target_freq,
 					relation, &idx))
-- 
1.7.12.rc2.18.g61b472e

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