[v9,13/19] PM / devfreq: tegra30: Don't enable already enabled consecutive interrupts
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Message ID 20191104215617.25544-14-digetx@gmail.com
State New
Headers show
Series
  • More improvements for Tegra30 devfreq driver
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Commit Message

Dmitry Osipenko Nov. 4, 2019, 9:56 p.m. UTC
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: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
 drivers/devfreq/tegra30-devfreq.c | 4 ----
 1 file changed, 4 deletions(-)

Patch
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diff --git a/drivers/devfreq/tegra30-devfreq.c b/drivers/devfreq/tegra30-devfreq.c
index 7c8126e74750..4a5d513904a2 100644
--- a/drivers/devfreq/tegra30-devfreq.c
+++ b/drivers/devfreq/tegra30-devfreq.c
@@ -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) {