From: Ulf Hansson <ulf.hansson@linaro.org> To: Sudeep Holla <sudeep.holla@arm.com>, Cristian Marussi <cristian.marussi@arm.com>, Viresh Kumar <vireshk@kernel.org>, Nishanth Menon <nm@ti.com>, Stephen Boyd <sboyd@kernel.org> Cc: Nikunj Kela <nkela@quicinc.com>, Prasad Sodagudi <psodagud@quicinc.com>, Alexandre Torgue <alexandre.torgue@foss.st.com>, Ulf Hansson <ulf.hansson@linaro.org>, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 06/13] cpufreq: scmi: Avoid one OF parsing in scmi_get_sharing_cpus() Date: Fri, 25 Aug 2023 13:26:26 +0200 [thread overview] Message-ID: <20230825112633.236607-7-ulf.hansson@linaro.org> (raw) In-Reply-To: <20230825112633.236607-1-ulf.hansson@linaro.org> The domain-id for the cpu_dev has already been parsed at the point when scmi_get_sharing_cpus() is getting called. Let's pass it as an in-parameter to avoid the unnecessary OF parsing. Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> --- Changes in v3: - None. --- drivers/cpufreq/scmi-cpufreq.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index 125e8a8421fb..78f53e388094 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -82,15 +82,12 @@ static int scmi_cpu_domain_id(struct device *cpu_dev) } static int -scmi_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask) +scmi_get_sharing_cpus(struct device *cpu_dev, int domain, + struct cpumask *cpumask) { - int cpu, domain, tdomain; + int cpu, tdomain; struct device *tcpu_dev; - domain = scmi_cpu_domain_id(cpu_dev); - if (domain < 0) - return domain; - for_each_possible_cpu(cpu) { if (cpu == cpu_dev->id) continue; @@ -163,7 +160,7 @@ static int scmi_cpufreq_init(struct cpufreq_policy *policy) } /* Obtain CPUs that share SCMI performance controls */ - ret = scmi_get_sharing_cpus(cpu_dev, policy->cpus); + ret = scmi_get_sharing_cpus(cpu_dev, domain, policy->cpus); if (ret) { dev_warn(cpu_dev, "failed to get sharing cpumask\n"); goto out_free_cpumask; -- 2.34.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Ulf Hansson <ulf.hansson@linaro.org> To: Sudeep Holla <sudeep.holla@arm.com>, Cristian Marussi <cristian.marussi@arm.com>, Viresh Kumar <vireshk@kernel.org>, Nishanth Menon <nm@ti.com>, Stephen Boyd <sboyd@kernel.org> Cc: Nikunj Kela <nkela@quicinc.com>, Prasad Sodagudi <psodagud@quicinc.com>, Alexandre Torgue <alexandre.torgue@foss.st.com>, Ulf Hansson <ulf.hansson@linaro.org>, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 06/13] cpufreq: scmi: Avoid one OF parsing in scmi_get_sharing_cpus() Date: Fri, 25 Aug 2023 13:26:26 +0200 [thread overview] Message-ID: <20230825112633.236607-7-ulf.hansson@linaro.org> (raw) In-Reply-To: <20230825112633.236607-1-ulf.hansson@linaro.org> The domain-id for the cpu_dev has already been parsed at the point when scmi_get_sharing_cpus() is getting called. Let's pass it as an in-parameter to avoid the unnecessary OF parsing. Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> --- Changes in v3: - None. --- drivers/cpufreq/scmi-cpufreq.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index 125e8a8421fb..78f53e388094 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -82,15 +82,12 @@ static int scmi_cpu_domain_id(struct device *cpu_dev) } static int -scmi_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask) +scmi_get_sharing_cpus(struct device *cpu_dev, int domain, + struct cpumask *cpumask) { - int cpu, domain, tdomain; + int cpu, tdomain; struct device *tcpu_dev; - domain = scmi_cpu_domain_id(cpu_dev); - if (domain < 0) - return domain; - for_each_possible_cpu(cpu) { if (cpu == cpu_dev->id) continue; @@ -163,7 +160,7 @@ static int scmi_cpufreq_init(struct cpufreq_policy *policy) } /* Obtain CPUs that share SCMI performance controls */ - ret = scmi_get_sharing_cpus(cpu_dev, policy->cpus); + ret = scmi_get_sharing_cpus(cpu_dev, domain, policy->cpus); if (ret) { dev_warn(cpu_dev, "failed to get sharing cpumask\n"); goto out_free_cpumask; -- 2.34.1
next prev parent reply other threads:[~2023-08-25 11:27 UTC|newest] Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-08-25 11:26 [PATCH v3 00/13] arm_scmi/cpufreq: Add generic performance scaling support Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-08-25 11:26 ` [PATCH v3 01/13] firmware: arm_scmi: Extend perf protocol ops to get number of domains Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-08-25 11:26 ` [PATCH v3 02/13] firmware: arm_scmi: Extend perf protocol ops to get information of a domain Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-08-25 11:26 ` [PATCH v3 03/13] cpufreq: scmi: Prepare to move OF parsing of domain-id to cpufreq Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-09-21 14:28 ` Viresh Kumar 2023-09-21 14:28 ` Viresh Kumar 2023-08-25 11:26 ` [PATCH v3 04/13] firmware: arm_scmi: Align perf ops to use domain-id as in-parameter Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-09-21 14:29 ` Viresh Kumar 2023-09-21 14:29 ` Viresh Kumar 2023-08-25 11:26 ` [PATCH v3 05/13] firmware: arm_scmi: Drop redundant ->device_domain_id() from perf ops Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson [this message] 2023-08-25 11:26 ` [PATCH v3 06/13] cpufreq: scmi: Avoid one OF parsing in scmi_get_sharing_cpus() Ulf Hansson 2023-09-21 14:29 ` Viresh Kumar 2023-09-21 14:29 ` Viresh Kumar 2023-08-25 11:26 ` [PATCH v3 07/13] cpufreq: scmi: Drop redundant ifdef in scmi_cpufreq_probe() Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-09-21 11:14 ` Sudeep Holla 2023-09-21 11:14 ` Sudeep Holla 2023-09-21 13:02 ` Ulf Hansson 2023-09-21 13:02 ` Ulf Hansson 2023-09-21 13:29 ` Sudeep Holla 2023-09-21 13:29 ` Sudeep Holla 2023-08-25 11:26 ` [PATCH v3 08/13] dt-bindings: arm: cpus: Add a power-domain-name for a performance-domain Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-09-11 13:20 ` Rob Herring 2023-09-11 13:20 ` Rob Herring 2023-09-21 11:11 ` Sudeep Holla 2023-09-21 11:11 ` Sudeep Holla 2023-09-21 13:22 ` Ulf Hansson 2023-09-21 13:22 ` Ulf Hansson 2023-09-21 13:35 ` Sudeep Holla 2023-09-21 13:35 ` Sudeep Holla 2023-08-25 11:26 ` [PATCH v3 09/13] dt-bindings: firmware: arm,scmi: Extend bindings for protocol@13 Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-09-11 13:20 ` Rob Herring 2023-09-11 13:20 ` Rob Herring 2023-08-25 11:26 ` [PATCH v3 10/13] dt-bindings: power: Clarify performance capabilities of power-domains Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-09-11 14:40 ` Rob Herring 2023-09-11 14:40 ` Rob Herring 2023-08-25 11:26 ` [PATCH v3 11/13] cpufreq: scmi: Add support to parse domain-id using #power-domain-cells Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-09-21 11:17 ` Sudeep Holla 2023-09-21 11:17 ` Sudeep Holla 2023-09-21 14:30 ` Viresh Kumar 2023-09-21 14:30 ` Viresh Kumar 2023-08-25 11:26 ` [PATCH v3 12/13] PM: domains: Allow genpd providers to manage OPP tables directly by its FW Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-09-21 11:20 ` Sudeep Holla 2023-09-21 11:20 ` Sudeep Holla 2023-09-21 13:05 ` Ulf Hansson 2023-09-21 13:05 ` Ulf Hansson 2023-09-21 13:30 ` Sudeep Holla 2023-09-21 13:30 ` Sudeep Holla 2023-08-25 11:26 ` [PATCH v3 13/13] genpd: arm: Add the SCMI performance domain Ulf Hansson 2023-08-25 11:26 ` Ulf Hansson 2023-09-14 22:45 ` [PATCH v3 00/13] arm_scmi/cpufreq: Add generic performance scaling support Ulf Hansson 2023-09-14 22:45 ` Ulf Hansson 2023-09-18 10:26 ` Sudeep Holla 2023-09-18 10:26 ` Sudeep Holla 2023-09-19 10:24 ` Ulf Hansson 2023-09-19 10:24 ` Ulf Hansson 2023-09-25 9:39 ` Sudeep Holla 2023-09-25 9:39 ` Sudeep Holla
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