linux-kernel - [PATCH 6/7] drm/panfrost: dev_pm_opp_put

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Message-Id: <43be6d118201f9feb70fb030390fddce0852ab0b.1604646059.git.viresh.kumar@linaro.org>
Date:   Fri,  6 Nov 2020 12:33:26 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Rob Herring <robh@...nel.org>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Steven Price <steven.price@....com>,
        Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     Viresh Kumar <viresh.kumar@...aro.org>, linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Rafael Wysocki <rjw@...ysocki.net>,
        Stephen Boyd <sboyd@...nel.org>, Nishanth Menon <nm@...com>,
        digetx@...il.com, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 6/7] drm/panfrost: dev_pm_opp_put_*() accepts NULL argument

The dev_pm_opp_put_*() APIs now accepts a NULL opp_table pointer and so
there is no need for us to carry the extra check. Drop them.

Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
 drivers/gpu/drm/panfrost/panfrost_devfreq.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
index 8ab025d0035f..97b5abc7c188 100644
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
@@ -170,10 +170,8 @@ void panfrost_devfreq_fini(struct panfrost_device *pfdev)
 		pfdevfreq->opp_of_table_added = false;
 	}
 
-	if (pfdevfreq->regulators_opp_table) {
-		dev_pm_opp_put_regulators(pfdevfreq->regulators_opp_table);
-		pfdevfreq->regulators_opp_table = NULL;
-	}
+	dev_pm_opp_put_regulators(pfdevfreq->regulators_opp_table);
+	pfdevfreq->regulators_opp_table = NULL;
 }
 
 void panfrost_devfreq_resume(struct panfrost_device *pfdev)
-- 
2.25.0.rc1.19.g042ed3e048af