Thread (3 messages) flat view 3 messages, 2 authors, 2018-09-20
STALE2880d REVIEWED: 4 (4M)

Revision v2 of 2 in this series; 1 review trailer (1 from subsystem maintainers).

Revisions (2)
  1. v1 [diff vs current]
  2. v2 current

[PATCH V2 08/12] cpufreq: mvebu: Remove OPPs using dev_pm_opp_remove()

From: viresh.kumar@linaro.org (Viresh Kumar)
Date: 2018-09-19 22:20:58
Also in: linux-pm, lkml
Subsystem: arm/marvell kirkwood and armada 370, 375, 38x, 39x, xp, 3700, 7k/8k, cn9130 soc support, cpu frequency scaling framework, the rest · Maintainers: Andrew Lunn, Gregory Clement, Sebastian Hesselbarth, "Rafael J. Wysocki", Viresh Kumar, Linus Torvalds

dev_pm_opp_cpumask_remove_table() is going to change in the next commit
and will not remove dynamic OPPs automatically. They must be removed
with a call to dev_pm_opp_remove().

Reviewed-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
---
 drivers/cpufreq/mvebu-cpufreq.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/cpufreq/mvebu-cpufreq.c b/drivers/cpufreq/mvebu-cpufreq.c
index 31513bd42705..6d33a639f902 100644
--- a/drivers/cpufreq/mvebu-cpufreq.c
+++ b/drivers/cpufreq/mvebu-cpufreq.c
@@ -84,9 +84,10 @@ static int __init armada_xp_pmsu_cpufreq_init(void)
 
 		ret = dev_pm_opp_add(cpu_dev, clk_get_rate(clk) / 2, 0);
 		if (ret) {
+			dev_pm_opp_remove(cpu_dev, clk_get_rate(clk));
 			clk_put(clk);
 			dev_err(cpu_dev, "Failed to register OPPs\n");
-			goto opp_register_failed;
+			return ret;
 		}
 
 		ret = dev_pm_opp_set_sharing_cpus(cpu_dev,
@@ -99,11 +100,5 @@ static int __init armada_xp_pmsu_cpufreq_init(void)
 
 	platform_device_register_simple("cpufreq-dt", -1, NULL, 0);
 	return 0;
-
-opp_register_failed:
-	/* As registering has failed remove all the opp for all cpus */
-	dev_pm_opp_cpumask_remove_table(cpu_possible_mask);
-
-	return ret;
 }
 device_initcall(armada_xp_pmsu_cpufreq_init);
-- 
2.14.1
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