Messages in this thread | | | Date | Thu, 30 Jul 2015 23:12:38 -0700 | From | Stephen Boyd <> | Subject | Re: [PATCH V3 14/16] cpufreq: Allow drivers to enable boost support after registering driver |
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On 07/29, Viresh Kumar wrote: > In some cases it wouldn't be known at time of driver registration, if > the driver needs to support boost frequencies. > > For example, while getting boost information from DT with opp-v2 > bindings, we need to parse the bindings for all the CPUs to know if > turbo/boost OPPs are supported or not. > > One way out to do that efficiently is to delay supporting boost mode > (i.e. creating /sys/devices/system/cpu/cpufreq/boost file), until the > time OPP bindings are parsed. > > At that point, the driver can enable boost support. This can be done at > ->init(), where the frequency table is created. > > To do that, the driver requires few APIs from cpufreq core that let him > do this. This patch provides these APIs. > > Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> > ---
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
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