[v9,09/19] PM / devfreq: tegra30: Reset boosting on startup
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Message ID 20191104215617.25544-10-digetx@gmail.com
State New
Headers show
Series
  • More improvements for Tegra30 devfreq driver
Related show

Commit Message

Dmitry Osipenko Nov. 4, 2019, 9:56 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.

Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Tested-by: Peter Geis <pgwipeout@gmail.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
 drivers/devfreq/tegra30-devfreq.c | 3 +++
 1 file changed, 3 insertions(+)

Patch
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diff --git a/drivers/devfreq/tegra30-devfreq.c b/drivers/devfreq/tegra30-devfreq.c
index 6960d8ba0577..9cb2d6468175 100644
--- a/drivers/devfreq/tegra30-devfreq.c
+++ b/drivers/devfreq/tegra30-devfreq.c
@@ -467,6 +467,9 @@  static void tegra_actmon_configure_device(struct tegra_devfreq *tegra,
 {
 	u32 val = 0;
 
+	/* reset boosting on governor's restart */
+	dev->boost_freq = 0;
+
 	dev->target_freq = tegra->cur_freq;
 
 	dev->avg_count = tegra->cur_freq * ACTMON_SAMPLING_PERIOD;