linux-kernel - Re: [PATCH] cpufreq: intel_pstate: Clean up frequency computations

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Message-ID: <20210323050119.GB71586@chenyu-desktop>
Date:   Tue, 23 Mar 2021 13:01:19 +0800
From:   Chen Yu <yu.c.chen@...el.com>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     Linux PM <linux-pm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
Subject: Re: [PATCH] cpufreq: intel_pstate: Clean up frequency computations

On Tue, Mar 16, 2021 at 04:52:43PM +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> Notice that some computations related to frequency in intel_pstate
> can be simplified if (a) intel_pstate_get_hwp_max() updates the
> relevant members of struct cpudata by itself and (b) the "turbo
> disabled" check is moved from it to its callers, so modify the code
> accordingly and while at it rename intel_pstate_get_hwp_max() to
> intel_pstate_get_hwp_cap() which better reflects its purpose and
> provide a simplified variat of it, __intel_pstate_get_hwp_cap(),
> suitable for the initialization path.
> 
> No intentional functional impact.
> 
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
Tested-by: Chen Yu <yu.c.chen@...el.com>

thanks,
Chenyu