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[v3,09/22] PM / devfreq: tegra30: Reset boosting on startup

Message ID 20190627211115.21138-10-digetx@gmail.com (mailing list archive)
State Not Applicable, archived
Headers show
Series More improvements for Tegra30 devfreq driver | expand

Commit Message

Dmitry Osipenko June 27, 2019, 9:11 p.m. UTC 
Governor could be stopped while boosting is active. We have assumption
that everything is reset on governor's restart, including the boosting
value, which was missed.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
 drivers/devfreq/tegra30-devfreq.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/drivers/devfreq/tegra30-devfreq.c b/drivers/devfreq/tegra30-devfreq.c
index 1751d17f9a1c..cca2fc15bafe 100644
--- a/drivers/devfreq/tegra30-devfreq.c
+++ b/drivers/devfreq/tegra30-devfreq.c
@@ -535,6 +535,9 @@  static void tegra_actmon_configure_device(struct tegra_devfreq *tegra,
 {
 	u32 val = 0, target_freq;
 
+	/* we don't want boosting on restart */
+	dev->boost_freq = 0;
+
 	target_freq = clk_get_rate(tegra->emc_clock) / KHZ;
 	dev->avg_count = target_freq * ACTMON_SAMPLING_PERIOD;
 	device_writel(dev, dev->avg_count, ACTMON_DEV_INIT_AVG);