Commit 333abefb authored by Dmitry Osipenko's avatar Dmitry Osipenko Committed by Chanwoo Choi
Browse files

PM / devfreq: tegra30: Don't enable already enabled consecutive interrupts 



Consecutive up/down interrupt-bit is set in the interrupt status register
only if that interrupt was previously enabled. Thus enabling the already
enabled interrupt doesn't do much for us.

Reviewed-by: default avatarChanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: default avatarDmitry Osipenko <digetx@gmail.com>
Signed-off-by: default avatarChanwoo Choi <cw00.choi@samsung.com>
parent 9cff2177

drivers/devfreq/tegra30-devfreq.c

+0 −4
Original line number Diff line number Diff line
@@ -261,8 +261,6 @@ static void actmon_isr_device(struct tegra_devfreq *tegra, 


		if (dev->boost_freq >= tegra->max_freq)

			dev->boost_freq = tegra->max_freq;

		else

			dev_ctrl |= ACTMON_DEV_CTRL_CONSECUTIVE_ABOVE_WMARK_EN;

	} else if (intr_status & ACTMON_DEV_INTR_CONSECUTIVE_LOWER) {

		/*

		 * new_boost = old_boost * down_coef
@@ -275,8 +273,6 @@ static void actmon_isr_device(struct tegra_devfreq *tegra, 


		if (dev->boost_freq < (ACTMON_BOOST_FREQ_STEP >> 1))

			dev->boost_freq = 0;

		else

			dev_ctrl |= ACTMON_DEV_CTRL_CONSECUTIVE_BELOW_WMARK_EN;

	}



	if (dev->config->avg_dependency_threshold) {

CRA Git | Maintained and supported by SUSTech CRA and CCSE