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Wed, 17 Jan 2024 10:45:29 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 40HAjTAF021810 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 17 Jan 2024 10:45:29 GMT Received: from hu-sibis-blr.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Wed, 17 Jan 2024 02:45:24 -0800 From: Sibi Sankar To: , , , , , , CC: , , , , , Sibi Sankar Subject: [PATCH V2 3/4] cpufreq: Export cpufreq_update_pressure Date: Wed, 17 Jan 2024 16:11:15 +0530 Message-ID: <20240117104116.2055349-4-quic_sibis@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240117104116.2055349-1-quic_sibis@quicinc.com> References: <20240117104116.2055349-1-quic_sibis@quicinc.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: eRomCy9t0CtFfzHtYworNelut6eGK2XQ X-Proofpoint-ORIG-GUID: eRomCy9t0CtFfzHtYworNelut6eGK2XQ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-17_05,2024-01-17_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 lowpriorityscore=0 mlxscore=0 suspectscore=0 mlxlogscore=695 clxscore=1015 adultscore=0 impostorscore=0 malwarescore=0 bulkscore=0 phishscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2311290000 definitions=main-2401170075 The SCMI cpufreq driver doesn't require any additional signal smoothing provided by arch_update_hw_pressure interface, export cpufreq_update_pressure so that it can be called upon directly instead. Suggested-by: Lukasz Luba Signed-off-by: Sibi Sankar --- v2: * Export cpufreq_update_pressure and use it directly [Lukasz] drivers/cpufreq/cpufreq.c | 3 ++- include/linux/cpufreq.h | 2 ++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index f4eee3d107f1..c051d1719a06 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -2571,7 +2571,7 @@ DEFINE_PER_CPU(unsigned long, cpufreq_pressure); * * Update the value of cpufreq pressure for all @cpus in the policy. */ -static void cpufreq_update_pressure(struct cpufreq_policy *policy) +void cpufreq_update_pressure(struct cpufreq_policy *policy) { unsigned long max_capacity, capped_freq, pressure; u32 max_freq; @@ -2596,6 +2596,7 @@ static void cpufreq_update_pressure(struct cpufreq_policy *policy) for_each_cpu(cpu, policy->related_cpus) WRITE_ONCE(per_cpu(cpufreq_pressure, cpu), pressure); } +EXPORT_SYMBOL(cpufreq_update_pressure); /** * cpufreq_set_policy - Modify cpufreq policy parameters. diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index b1d97edd3253..c6395b698863 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -241,6 +241,7 @@ struct kobject *get_governor_parent_kobj(struct cpufreq_policy *policy); void cpufreq_enable_fast_switch(struct cpufreq_policy *policy); void cpufreq_disable_fast_switch(struct cpufreq_policy *policy); bool has_target_index(void); +void cpufreq_update_pressure(struct cpufreq_policy *policy); DECLARE_PER_CPU(unsigned long, cpufreq_pressure); static inline unsigned long cpufreq_get_pressure(int cpu) @@ -269,6 +270,7 @@ static inline bool cpufreq_supports_freq_invariance(void) return false; } static inline void disable_cpufreq(void) { } +static inline void cpufreq_update_pressure(struct cpufreq_policy *policy) { } static inline unsigned long cpufreq_get_pressure(int cpu) { return 0;