Message ID | 1550010238-24002-4-git-send-email-l.luba@partner.samsung.com (mailing list archive) |
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State | Not Applicable, archived |
Headers | show
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drivers: devfreq: fix and optimize workqueue mechanism
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diff --git a/drivers/devfreq/Kconfig b/drivers/devfreq/Kconfig index 6a172d3..f0fcc5e 100644 --- a/drivers/devfreq/Kconfig +++ b/drivers/devfreq/Kconfig @@ -29,6 +29,19 @@ menuconfig PM_DEVFREQ if PM_DEVFREQ +config DEVFREQ_DEFAULT_POLLING_IDLE_MS + int "Default polling interval in idle state (ms)" + default 500 + help + The devfreq device is being polled by the devfreq framework. + There are two states for the device operation: normal and idle. + Each state has corresponding polling interval. + When a device is not heavily loaded and runs at lowest frequency, + it is in 'idle' state and longer polling interval is used. + This setting controls the idle polling interval. + It is designed to lower for power consumption. + Set this to non-zero if the default value is to big for your system. + comment "DEVFREQ Governors" config DEVFREQ_GOV_SIMPLE_ONDEMAND
This patch adds default idle polling value for devfreq devices. It is used in idle state, when the device is running at lowest frequency. Signed-off-by: Lukasz Luba <l.luba@partner.samsung.com> --- drivers/devfreq/Kconfig | 13 +++++++++++++ 1 file changed, 13 insertions(+)