linux-kernel - Re: [PATCH 3/3] MIPS: BMIPS: enable CPUfreq

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Date:   Mon, 6 Feb 2017 09:05:11 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Markus Mayer <markus.mayer@...adcom.com>
Cc:     Markus Mayer <code@...yer.net>, Ralf Baechle <ralf@...ux-mips.org>,
        "Rafael J . Wysocki" <rjw@...ysocki.net>,
        MIPS Linux Kernel List <linux-mips@...ux-mips.org>,
        Power Management List <linux-pm@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/3] MIPS: BMIPS: enable CPUfreq

On 03-02-17, 17:00, Markus Mayer wrote:
> On 2 February 2017 at 20:29, Viresh Kumar <viresh.kumar@...aro.org> wrote:
> > On 01-02-17, 17:06, Markus Mayer wrote:
> >> From: Markus Mayer <mmayer@...adcom.com>
> >>
> >> Enable all applicable CPUfreq options.
> >>
> >> Signed-off-by: Markus Mayer <mmayer@...adcom.com>
> >> ---
> >>  arch/mips/configs/bmips_stb_defconfig | 10 ++++++++++
> >>  1 file changed, 10 insertions(+)
> >>
> >> diff --git a/arch/mips/configs/bmips_stb_defconfig b/arch/mips/configs/bmips_stb_defconfig
> >> index 4eb5d6e..6fda604 100644
> >> --- a/arch/mips/configs/bmips_stb_defconfig
> >> +++ b/arch/mips/configs/bmips_stb_defconfig
> >> @@ -26,6 +26,16 @@ CONFIG_INET=y
> >>  # CONFIG_INET_XFRM_MODE_BEET is not set
> >>  # CONFIG_INET_LRO is not set
> >>  # CONFIG_INET_DIAG is not set
> >> +CONFIG_CPU_FREQ=y
> >> +CONFIG_CPU_FREQ_STAT=y
> >> +CONFIG_CPU_FREQ_STAT_DETAILS=y
> >> +CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y
> >> +CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
> >> +CONFIG_CPU_FREQ_GOV_ONDEMAND=y
> >> +CONFIG_CPU_FREQ_GOV_POWERSAVE=y
> >> +CONFIG_CPU_FREQ_GOV_USERSPACE=y
> >> +CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y
> >> +CONFIG_BMIPS_CPUFREQ=y
> >>  CONFIG_CFG80211=y
> >>  CONFIG_NL80211_TESTMODE=y
> >>  CONFIG_MAC80211=y
> >
> > Rebase your stuff over pm/linux-next and you will see some changes here. Also
> > schedutil is the new governor in town, you must give it a try.
> 
> I'll definitely turn on SCHEDUTIL. As for the changes in next, I don't
> see any conflicts. My series applied fine on top of linux-next from
> https://git.kernel.org/cgit/linux/kernel/git/rafael/linux-pm.git/. Did
> I use the wrong tree?

No, but you didn't follow the right process. You should use 'make
savedefconfig' to update the defconfig.

The symbol CONFIG_CPU_FREQ_STAT_DETAILS is removed from the kernel
now.

-- 
viresh