Thread (119 messages) flat view 119 messages, 7 authors, 2021-08-26

Re: [PATCH v8 01/34] opp: Add dev_pm_opp_sync() helper

From: Viresh Kumar <viresh.kumar@linaro.org>
Date: 2021-08-18 04:53:20
Also in: dri-devel, linux-clk, linux-devicetree, linux-media, linux-mmc, linux-pm, linux-pwm, linux-spi, linux-staging, linux-usb, lkml

On 18-08-21, 07:37, Dmitry Osipenko wrote:
This will set voltage level without having an actively used hardware.
Take a 3d driver for example, if you set the rate on probe and
rpm-resume will never be called, then the voltage will be set high,
while hardware is kept suspended if userspace will never wake it up by
executing a 3d job.
What exactly are we looking to achieve with this stuff ? Cache the
current performance state with genpd (based on the state bootloader's
has set) ?

Or anything else as well ?

-- 
viresh
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