From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756918AbaCDK2H (ORCPT ); Tue, 4 Mar 2014 05:28:07 -0500 Received: from mailout2.samsung.com ([203.254.224.25]:9794 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756697AbaCDK2E (ORCPT ); Tue, 4 Mar 2014 05:28:04 -0500 X-AuditID: cbfee61b-b7f456d000006dfd-c7-5315aaad161d From: Lukasz Majewski To: Viresh Kumar , "Rafael J. Wysocki" Cc: "cpufreq@vger.kernel.org" , Linux PM list , Jonghwa Lee , Lukasz Majewski , Lukasz Majewski , linux-kernel , Bartlomiej Zolnierkiewicz , Myungjoo Ham , Tomasz Figa , Thomas Abraham , thomas.ab@samsung.com, "linux-arm-kernel@lists.infradead.org" , linux-samsung-soc@vger.kernel.org Subject: [RFC v3 2/5] cpufreq:LAB:cpufreq_governor Adjust cpufreq_governor.[h|c] to support LAB Date: Tue, 04 Mar 2014 11:27:29 +0100 Message-id: <1393928852-22725-3-git-send-email-l.majewski@samsung.com> X-Mailer: git-send-email 1.7.10.4 In-reply-to: <1393928852-22725-1-git-send-email-l.majewski@samsung.com> References: <1367590072-10496-1-git-send-email-jonghwa3.lee@samsung.com> <1393928852-22725-1-git-send-email-l.majewski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrMLMWRmVeSWpSXmKPExsVy+t9jAd21q0SDDb6fVLXYOGM9q8XTph/s Fp1nnzBbvHnEbfHm4WZGi02Pr7FaXN41h83ic+8RRosZ5/cxWdxuXMFmceb0JVaL9TNes1hs nrCRzaJjGaPFxq8eDvweO2fdZfe4c20Pm8fmJfUe66a9ZfbYcrWdxaNvyypGj8+b5ALYo7hs UlJzMstSi/TtErgydr+9zFgwia9i6e0O1gbGM9xdjJwcEgImEsd2nWeDsMUkLtxbD2RzcQgJ LGKU6LlylREkISTQxSRxe2Y0iM0moCfx+e5TJhBbRCBU4ujUr+wgDcwCZ1gk3r7YzQqSEBZI lPj49iKYzSKgKvGg6SzYIF4BN4l5dw8xQWxTlOh+NgFsM6eAu8TxFc3MEJtbGSUu77zBNIGR dwEjwypG0dSC5ILipPRcI73ixNzi0rx0veT83E2M4KB9Jr2DcVWDxSFGAQ5GJR5ehykiwUKs iWXFlbmHGCU4mJVEeBUXigYL8aYkVlalFuXHF5XmpBYfYpTmYFES5z3Yah0oJJCeWJKanZpa kFoEk2Xi4JRqYJxlO+k+x/flqbN1r3HfLZi+uu+lc+SDiwxCT7hlc1f8vH3s8Yl7HVJznPcd lr6uHF2668Z5vwfzMyb4qv3T7rxprfGW4XMP950fX7su++U2OGg12OYYWV5/qLux+Nr+W7pV xnM/puu/Nwiq+fD40WGNo8wNC4uCf1sHHbswo8ZNviQlqeJvZKcSS3FGoqEWc1FxIgDA9uJa VgIAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Some minor adjustments were needed to support LAB operation in the cpufreq_governor.[h|c] files. Most notably, code for proper estimation of the idle time for each CPU is added here. Signed-off-by: Lukasz Majewski Signed-off-by: MyungJoo Ham --- drivers/cpufreq/cpufreq_governor.c | 7 +++++++ drivers/cpufreq/cpufreq_governor.h | 2 ++ 2 files changed, 9 insertions(+) diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c index ba43991..99fc3e8 100644 --- a/drivers/cpufreq/cpufreq_governor.c +++ b/drivers/cpufreq/cpufreq_governor.c @@ -98,6 +98,13 @@ void dbs_check_cpu(struct dbs_data *dbs_data, int cpu) load = 100 * (wall_time - idle_time) / wall_time; + if (dbs_data->cdata->governor == GOV_LAB) { + struct od_cpu_dbs_info_s *od_dbs_info = + dbs_data->cdata->get_cpu_dbs_info_s(j); + + od_dbs_info->idle_time = (100 * idle_time) / wall_time; + } + if (load > max_load) max_load = load; } diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h index 34b1cf2..82a519f 100644 --- a/drivers/cpufreq/cpufreq_governor.h +++ b/drivers/cpufreq/cpufreq_governor.h @@ -152,6 +152,7 @@ struct od_cpu_dbs_info_s { unsigned int freq_lo_jiffies; unsigned int freq_hi_jiffies; unsigned int rate_mult; + unsigned int idle_time; unsigned int sample_type:1; }; @@ -187,6 +188,7 @@ struct common_dbs_data { /* Common across governors */ #define GOV_ONDEMAND 0 #define GOV_CONSERVATIVE 1 + #define GOV_LAB 2 int governor; struct attribute_group *attr_group_gov_sys; /* one governor - system */ struct attribute_group *attr_group_gov_pol; /* one governor - policy */ -- 1.7.10.4 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lukasz Majewski Subject: [RFC v3 2/5] cpufreq:LAB:cpufreq_governor Adjust cpufreq_governor.[h|c] to support LAB Date: Tue, 04 Mar 2014 11:27:29 +0100 Message-ID: <1393928852-22725-3-git-send-email-l.majewski@samsung.com> References: <1367590072-10496-1-git-send-email-jonghwa3.lee@samsung.com> <1393928852-22725-1-git-send-email-l.majewski@samsung.com> Return-path: In-reply-to: <1393928852-22725-1-git-send-email-l.majewski@samsung.com> Sender: linux-samsung-soc-owner@vger.kernel.org To: Viresh Kumar , "Rafael J. Wysocki" Cc: "cpufreq@vger.kernel.org" , Linux PM list , Jonghwa Lee , Lukasz Majewski , Lukasz Majewski , linux-kernel , Bartlomiej Zolnierkiewicz , Myungjoo Ham , Tomasz Figa , Thomas Abraham , thomas.ab@samsung.com, "linux-arm-kernel@lists.infradead.org" , linux-samsung-soc@vger.kernel.org List-Id: linux-pm@vger.kernel.org Some minor adjustments were needed to support LAB operation in the cpufreq_governor.[h|c] files. Most notably, code for proper estimation of the idle time for each CPU is added here. Signed-off-by: Lukasz Majewski Signed-off-by: MyungJoo Ham --- drivers/cpufreq/cpufreq_governor.c | 7 +++++++ drivers/cpufreq/cpufreq_governor.h | 2 ++ 2 files changed, 9 insertions(+) diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c index ba43991..99fc3e8 100644 --- a/drivers/cpufreq/cpufreq_governor.c +++ b/drivers/cpufreq/cpufreq_governor.c @@ -98,6 +98,13 @@ void dbs_check_cpu(struct dbs_data *dbs_data, int cpu) load = 100 * (wall_time - idle_time) / wall_time; + if (dbs_data->cdata->governor == GOV_LAB) { + struct od_cpu_dbs_info_s *od_dbs_info = + dbs_data->cdata->get_cpu_dbs_info_s(j); + + od_dbs_info->idle_time = (100 * idle_time) / wall_time; + } + if (load > max_load) max_load = load; } diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h index 34b1cf2..82a519f 100644 --- a/drivers/cpufreq/cpufreq_governor.h +++ b/drivers/cpufreq/cpufreq_governor.h @@ -152,6 +152,7 @@ struct od_cpu_dbs_info_s { unsigned int freq_lo_jiffies; unsigned int freq_hi_jiffies; unsigned int rate_mult; + unsigned int idle_time; unsigned int sample_type:1; }; @@ -187,6 +188,7 @@ struct common_dbs_data { /* Common across governors */ #define GOV_ONDEMAND 0 #define GOV_CONSERVATIVE 1 + #define GOV_LAB 2 int governor; struct attribute_group *attr_group_gov_sys; /* one governor - system */ struct attribute_group *attr_group_gov_pol; /* one governor - policy */ -- 1.7.10.4