Messages in this thread | | | Subject | Re: [PATCH 1/2] memory: samsung: exynos5422-dmc: Adjust polling interval and uptreshold | From | Chanwoo Choi <> | Date | Thu, 9 Jul 2020 13:08:09 +0900 |
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Hi Lukasz,
On 7/9/20 12:34 AM, Lukasz Luba wrote: > 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 <willy.mh.wolff.ml@gmail.com> > Signed-off-by: Lukasz Luba <lukasz.luba@arm.com> > --- > 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; > } > > >
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
-- Best Regards, Chanwoo Choi Samsung Electronics
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