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 v2 06/11] cpufreq: scmi: Avoid one OF parsing in scmi_get_sharing_cpus() Date: Thu, 13 Jul 2023 16:17:33 +0200 [thread overview] Message-ID: <20230713141738.23970-7-ulf.hansson@linaro.org> (raw) In-Reply-To: <20230713141738.23970-1-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 v2: - 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
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 v2 06/11] cpufreq: scmi: Avoid one OF parsing in scmi_get_sharing_cpus() Date: Thu, 13 Jul 2023 16:17:33 +0200 [thread overview] Message-ID: <20230713141738.23970-7-ulf.hansson@linaro.org> (raw) In-Reply-To: <20230713141738.23970-1-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 v2: - 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
next prev parent reply other threads:[~2023-07-13 14:19 UTC|newest] Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-07-13 14:17 [PATCH v2 00/11] arm_scmi/cpufreq: Add generic performance scaling support Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson 2023-07-13 14:17 ` [PATCH v2 01/11] firmware: arm_scmi: Extend perf protocol ops to get number of domains Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson 2023-07-13 14:17 ` [PATCH v2 02/11] firmware: arm_scmi: Extend perf protocol ops to get information of a domain Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson 2023-07-13 14:17 ` [PATCH v2 03/11] cpufreq: scmi: Prepare to move OF parsing of domain-id to cpufreq Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson 2023-07-13 14:17 ` [PATCH v2 04/11] firmware: arm_scmi: Align perf ops to use domain-id as in-parameter Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson 2023-07-13 14:17 ` [PATCH v2 05/11] firmware: arm_scmi: Drop redundant ->device_domain_id() from perf ops Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson [this message] 2023-07-13 14:17 ` [PATCH v2 06/11] cpufreq: scmi: Avoid one OF parsing in scmi_get_sharing_cpus() Ulf Hansson 2023-07-13 14:17 ` [PATCH v2 07/11] PM: domains: Allow genpd providers to manage OPP tables directly by its FW Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson 2023-07-13 14:17 ` [PATCH v2 08/11] dt-bindings: firmware: arm,scmi: Extend bindings for protocol@13 Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson 2023-07-19 15:17 ` Sudeep Holla 2023-07-19 15:17 ` Sudeep Holla 2023-07-21 11:42 ` Ulf Hansson 2023-07-21 11:42 ` Ulf Hansson 2023-07-21 11:55 ` Sudeep Holla 2023-07-21 11:55 ` Sudeep Holla 2023-07-21 14:33 ` Rob Herring 2023-07-21 14:33 ` Rob Herring 2023-07-21 18:38 ` Sudeep Holla 2023-07-21 18:38 ` Sudeep Holla 2023-07-26 11:12 ` Ulf Hansson 2023-08-21 14:32 ` Ulf Hansson 2023-08-21 14:32 ` Ulf Hansson 2023-07-13 14:17 ` [PATCH v2 09/11] cpufreq: scmi: Add support to parse domain-id using #power-domain-cells Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson 2023-07-19 15:24 ` Sudeep Holla 2023-07-19 15:24 ` Sudeep Holla 2023-07-21 11:52 ` Ulf Hansson 2023-07-21 11:52 ` Ulf Hansson 2023-07-21 11:59 ` Sudeep Holla 2023-07-21 11:59 ` Sudeep Holla 2023-07-26 11:31 ` Ulf Hansson 2023-07-21 14:37 ` Rob Herring 2023-07-21 14:37 ` Rob Herring 2023-07-26 11:20 ` Ulf Hansson 2023-08-21 14:23 ` Ulf Hansson 2023-08-21 14:23 ` Ulf Hansson 2023-07-13 14:17 ` [PATCH v2 10/11] firmware: arm_scmi: Add the SCMI performance domain Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson 2023-07-19 14:51 ` Cristian Marussi 2023-07-19 14:51 ` Cristian Marussi 2023-07-19 15:59 ` Sudeep Holla 2023-07-19 15:59 ` Sudeep Holla 2023-07-26 12:01 ` Ulf Hansson 2023-07-21 15:19 ` Ulf Hansson 2023-07-21 15:19 ` Ulf Hansson 2023-07-26 15:13 ` Cristian Marussi 2023-07-27 11:37 ` Ulf Hansson 2023-07-27 11:37 ` Ulf Hansson 2023-07-13 14:17 ` [PATCH v2 11/11] cpufreq: scmi: Drop redundant ifdef in scmi_cpufreq_probe() Ulf Hansson 2023-07-13 14:17 ` Ulf Hansson 2023-07-19 15:32 ` Sudeep Holla 2023-07-19 15:32 ` Sudeep Holla
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20230713141738.23970-7-ulf.hansson@linaro.org \ --to=ulf.hansson@linaro.org \ --cc=alexandre.torgue@foss.st.com \ --cc=cristian.marussi@arm.com \ --cc=linux-arm-kernel@lists.infradead.org \ --cc=linux-kernel@vger.kernel.org \ --cc=linux-pm@vger.kernel.org \ --cc=nkela@quicinc.com \ --cc=nm@ti.com \ --cc=psodagud@quicinc.com \ --cc=sboyd@kernel.org \ --cc=sudeep.holla@arm.com \ --cc=vireshk@kernel.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.