From: Viresh Kumar <viresh.kumar@linaro.org>
To: "Jon Medhurst (Tixy)" <tixy@linaro.org>
Cc: Sudeep Holla <sudeep.holla@arm.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] cpufreq: arm_big_little: fix frequency check when bL switcher is active
Date: Thu, 8 Oct 2015 19:22:28 +0530 [thread overview]
Message-ID: <20151008135228.GG18898@linux> (raw)
In-Reply-To: <1444308924.2847.35.camel@linaro.org>
On 08-10-15, 13:55, Jon Medhurst (Tixy) wrote:
> Looking a bit more carefully, the reason your fix doesn't work is that
> bL_cpufreq_get_rate returns the last requested rate for this CPU,
> whereas target_rate/new_rate is the maximum rate requested by any CPU on
> the cluster (which is what we want the hardware set to).
Sigh..
> So sounds like my alternative fix of checking the 'actual' frequency
> immediately after setting it is probably the way forward, unless Sudeep
> chimes in with additional info about the issue he was trying to address.
Right.
--
viresh
next prev parent reply other threads:[~2015-10-08 13:52 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-02 17:38 [PATCH] cpufreq: arm_big_little: fix frequency check when bL switcher is active Jon Medhurst (Tixy)
2015-10-07 17:39 ` Viresh Kumar
2015-10-08 9:23 ` Jon Medhurst (Tixy)
2015-10-08 11:24 ` Viresh Kumar
2015-10-08 12:55 ` Jon Medhurst (Tixy)
2015-10-08 13:52 ` Viresh Kumar [this message]
2015-10-08 14:18 ` Sudeep Holla
2015-10-12 13:20 ` Sudeep Holla
2015-10-13 7:19 ` Jon Medhurst (Tixy)
2015-10-13 10:36 ` Sudeep Holla
2015-10-14 7:12 ` Jon Medhurst (Tixy)
2015-10-14 8:48 ` Sudeep Holla
2015-10-19 8:33 ` Jon Medhurst (Tixy)
2015-10-19 8:44 ` Sudeep Holla
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