Thread (9 messages) 9 messages, 3 authors, 2018-01-10

[PATCH 2/2] cpufreq: scpi: remove arm_big_little dependency

From: viresh.kumar@linaro.org (Viresh Kumar)
Date: 2018-01-10 04:19:10
Also in: linux-pm, lkml

On 09-01-18, 16:49, Sudeep Holla wrote:
+static int
+scpi_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask)
 {
-	return scpi_ops->get_transition_latency(cpu_dev);
+	int cpu, domain, tdomain;
+	struct device *tcpu_dev;
+
+	domain = scpi_ops->device_domain_id(cpu_dev);
+	if (domain < 0)
+		return domain;
+
+	for_each_possible_cpu(cpu) {
+		if (cpu == cpu_dev->id)
+			continue;
+
+		tcpu_dev = get_cpu_device(cpu);
+		if (!tcpu_dev)
+			continue;
+
+		tdomain = scpi_ops->device_domain_id(tcpu_dev);
+		if (tdomain == domain)
+			cpumask_set_cpu(cpu, cpumask);
+	}
+
+	return 0;
 }
So this is the main thing you want to achieve ? i.e. get the
policy->cpus from scpi_ops, right ?

Why can't we update .init_opp_table() to include policy as a parameter
and let individual stub drivers update policy->cpus then ?

-- 
viresh
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