From 0cb19e50a911aaadf49eed120392e429d6e1fa0c Mon Sep 17 00:00:00 2001
From: Ulf Hansson <ulf.hansson@linaro.org>
Date: Mon, 27 Nov 2023 14:50:33 +0100
Subject: [PATCH] pmdomain: arm: Avoid polling for scmi_perf_domain
It was a mistake to prefer polling based mode when setting a performance
level for a domain. Let's instead rely on the protocol to decide what is
best and thus avoid polling when possible.
Reported-by: Nikunj Kela <nkela@quicinc.com>
Fixes: 2af23ceb8624 ("pmdomain: arm: Add the SCMI performance domain")
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Link: https://lore.kernel.org/r/20231127135033.136442-1-ulf.hansson@linaro.org
---
drivers/pmdomain/arm/scmi_perf_domain.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pmdomain/arm/scmi_perf_domain.c b/drivers/pmdomain/arm/scmi_perf_domain.c
index bc3f78abb6dac..709bbc448fad4 100644
--- a/drivers/pmdomain/arm/scmi_perf_domain.c
+++ b/drivers/pmdomain/arm/scmi_perf_domain.c
@@ -35,7 +35,7 @@ scmi_pd_set_perf_state(struct generic_pm_domain *genpd, unsigned int state)
if (!state)
return -EINVAL;
- ret = pd->perf_ops->level_set(pd->ph, pd->domain_id, state, true);
+ ret = pd->perf_ops->level_set(pd->ph, pd->domain_id, state, false);
if (ret)
dev_warn(&genpd->dev, "Failed with %d when trying to set %d perf level",
ret, state);
--
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