Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932239Ab3HMNf3 (ORCPT ); Tue, 13 Aug 2013 09:35:29 -0400 Received: from mail-pa0-f42.google.com ([209.85.220.42]:63221 "EHLO mail-pa0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932220Ab3HMNfY (ORCPT ); Tue, 13 Aug 2013 09:35:24 -0400 From: Viresh Kumar To: rjw@sisk.pl Cc: linaro-kernel@lists.linaro.org, patches@linaro.org, cpufreq@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Viresh Kumar , John Crispin Subject: [PATCH V2 18/35] cpufreq: loongson2: Covert to light weight ->target_index() routine Date: Tue, 13 Aug 2013 19:02:31 +0530 Message-Id: <038067a60cebe1bb098393f2d5254417c96a033a.1376392602.git.viresh.kumar@linaro.org> X-Mailer: git-send-email 1.7.12.rc2.18.g61b472e In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2695 Lines: 76 This patch converts existing .target() to newly defined light weight .target_index() routine for this driver. CPUFreq core will call cpufreq_frequency_table_target() before calling this routine and will pass index to it. Cc: John Crispin Signed-off-by: Viresh Kumar --- drivers/cpufreq/loongson2_cpufreq.c | 21 +++++---------------- 1 file changed, 5 insertions(+), 16 deletions(-) diff --git a/drivers/cpufreq/loongson2_cpufreq.c b/drivers/cpufreq/loongson2_cpufreq.c index ed7fbe2..009c29c 100644 --- a/drivers/cpufreq/loongson2_cpufreq.c +++ b/drivers/cpufreq/loongson2_cpufreq.c @@ -53,11 +53,9 @@ static unsigned int loongson2_cpufreq_get(unsigned int cpu) * Here we notify other drivers of the proposed change and the final change. */ static int loongson2_cpufreq_target(struct cpufreq_policy *policy, - unsigned int target_freq, - unsigned int relation) + unsigned int index) { unsigned int cpu = policy->cpu; - unsigned int newstate = 0; cpumask_t cpus_allowed; struct cpufreq_freqs freqs; unsigned int freq; @@ -65,26 +63,17 @@ static int loongson2_cpufreq_target(struct cpufreq_policy *policy, cpus_allowed = current->cpus_allowed; set_cpus_allowed_ptr(current, cpumask_of(cpu)); - if (cpufreq_frequency_table_target - (policy, &loongson2_clockmod_table[0], target_freq, relation, - &newstate)) - return -EINVAL; - freq = ((cpu_clock_freq / 1000) * - loongson2_clockmod_table[newstate].driver_data) / 8; - if (freq < policy->min || freq > policy->max) - return -EINVAL; + loongson2_clockmod_table[index].driver_data) / 8; - pr_debug("cpufreq: requested frequency %u Hz\n", target_freq * 1000); + pr_debug("cpufreq: requested frequency %u Hz\n", + loongson2_clockmod_table[index].frequency * 1000); freqs.old = loongson2_cpufreq_get(cpu); freqs.new = freq; freqs.flags = 0; - if (freqs.new == freqs.old) - return 0; - /* notifiers */ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE); @@ -148,7 +137,7 @@ static struct cpufreq_driver loongson2_cpufreq_driver = { .name = "loongson2", .init = loongson2_cpufreq_cpu_init, .verify = cpufreq_generic_frequency_table_verify, - .target = loongson2_cpufreq_target, + .target_index = loongson2_cpufreq_target, .get = loongson2_cpufreq_get, .exit = loongson2_cpufreq_exit, .attr = cpufreq_generic_attr, -- 1.7.12.rc2.18.g61b472e -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/