[PATCH v3 01/12] opp: Fix adding OPP entries in a wrong order if rate is unavailable
From: Dmitry Osipenko <digetx@gmail.com>
Date: 2021-01-18 00:57:15
Also in:
linux-pm, lkml
Subsystem:
operating performance points (opp), the rest · Maintainers:
Viresh Kumar, Nishanth Menon, Stephen Boyd, Linus Torvalds
Fix adding OPP entries in a wrong (opposite) order if OPP rate is unavailable. The OPP comparison was erroneously skipped, thus OPPs were left unsorted. Tested-by: Peter Geis <redacted> Tested-by: Nicolas Chauvet <redacted> Tested-by: Matt Merhar <redacted> Signed-off-by: Dmitry Osipenko <digetx@gmail.com> --- drivers/opp/core.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/drivers/opp/core.c b/drivers/opp/core.c
index dfc4208d3f87..48618ff3e99e 100644
--- a/drivers/opp/core.c
+++ b/drivers/opp/core.c@@ -1527,12 +1527,10 @@ int _opp_add(struct device *dev, struct dev_pm_opp *new_opp, mutex_lock(&opp_table->lock); head = &opp_table->opp_list; - if (likely(!rate_not_available)) { - ret = _opp_is_duplicate(dev, new_opp, opp_table, &head); - if (ret) { - mutex_unlock(&opp_table->lock); - return ret; - } + ret = _opp_is_duplicate(dev, new_opp, opp_table, &head); + if (ret) { + mutex_unlock(&opp_table->lock); + return ret; } list_add(&new_opp->node, head);
--
2.29.2