In order to react faster and make better decisions under some workloads, benchmarking the memory subsystem behavior, adjust the polling interval and upthreshold value used by the simple_ondemand governor.
Reported-by: Willy Wolff <[email protected]> Reviewed-by: Chanwoo Choi <[email protected]> Signed-off-by: Lukasz Luba <[email protected]> --- drivers/memory/samsung/exynos5422-dmc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/memory/samsung/exynos5422-dmc.c b/drivers/memory/samsung/exynos5422-dmc.c index 93e9c2429c0d..e03ee35f0ab5 100644 --- a/drivers/memory/samsung/exynos5422-dmc.c +++ b/drivers/memory/samsung/exynos5422-dmc.c @@ -1466,10 +1466,10 @@ static int exynos5_dmc_probe(struct platform_device *pdev) * Setup default thresholds for the devfreq governor. * The values are chosen based on experiments. */ - dmc->gov_data.upthreshold = 30; + dmc->gov_data.upthreshold = 10; dmc->gov_data.downdifferential = 5; - exynos5_dmc_df_profile.polling_ms = 500; + exynos5_dmc_df_profile.polling_ms = 100; } -- 2.17.1
