[PATCH] PM / devfreq: tegra: Set freq in rate callback

From	Tomeu Vizoso <tomeu.vizoso@collabora.com>
Newsgroups	linux.kernel
Subject	[PATCH] PM / devfreq: tegra: Set freq in rate callback
Date	2016-01-21 09:00 +0100
Message-ID	<qTijU-2ct-17@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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As per the documentation of the devfreq_dev_profile.target callback, set
the freq argument to the new frequency before returning.

This caused endless messages like this after recent changes in the core:

devfreq 6000c800.actmon: Couldn't update frequency transition information.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Reported-by: Tyler Baker <tyler.baker@linaro.org>
---
 drivers/devfreq/tegra-devfreq.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/devfreq/tegra-devfreq.c b/drivers/devfreq/tegra-devfreq.c
index 848b93ee930f..fe9dce0245bf 100644
--- a/drivers/devfreq/tegra-devfreq.c
+++ b/drivers/devfreq/tegra-devfreq.c
@@ -500,6 +500,8 @@ static int tegra_devfreq_target(struct device *dev, unsigned long *freq,
 	clk_set_min_rate(tegra->emc_clock, rate);
 	clk_set_rate(tegra->emc_clock, 0);
 
+	*freq = rate;
+
 	return 0;
 }
 
-- 
2.5.0

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[PATCH] PM / devfreq: tegra: Set freq in rate callback Tomeu Vizoso <tomeu.vizoso@collabora.com> - 2016-01-21 09:00 +0100
  Re: [PATCH] PM / devfreq: tegra: Set freq in rate callback Thierry Reding <thierry.reding@gmail.com> - 2016-01-21 12:00 +0100
    Re: [PATCH] PM / devfreq: tegra: Set freq in rate callback Tyler Baker <tyler.baker@linaro.org> - 2016-01-27 20:30 +0100

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