From: Sudeep Holla <sudeep.holla@arm.com>
To: Quentin Perret <quentin.perret@arm.com>
Cc: DTML <devicetree@vger.kernel.org>, Arnd Bergmann <arnd@arndb.de>,
linux-pm@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
LKML <linux-kernel@vger.kernel.org>,
Alexey Klimov <klimov.linux@gmail.com>,
Sudeep Holla <sudeep.holla@arm.com>,
ALKML <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v5 19/20] cpufreq: add support for CPU DVFS based on SCMI message protocol
Date: Thu, 22 Feb 2018 09:48:06 +0000 [thread overview]
Message-ID: <1f04bbaf-83ae-6351-dbc9-82d27af030e1@arm.com> (raw)
In-Reply-To: <20180222085936.GA2290@e108498-lin.cambridge.arm.com>
On 22/02/18 09:04, Quentin Perret wrote:
> Hi Sudeep,
>
> On Monday 12 Feb 2018 at 18:45:23 (+0000), Sudeep Holla wrote:
> [...]
>> +/*
>> + * perf_ops->freq_set is not a synchronous, the actual OPP change will
>> + * happen asynchronously and can get notified if the events are
>> + * subscribed for by the SCMI firmware
>> + */
>> +static int
>> +scmi_cpufreq_set_target(struct cpufreq_policy *policy, unsigned int index)
>> +{
>> + struct scmi_data *priv = policy->driver_data;
>> + struct scmi_perf_ops *perf_ops = handle->perf_ops;
>> + u64 freq = policy->freq_table[index].frequency * 1000;
>> +
>> + return perf_ops->freq_set(handle, priv->domain_id, freq, false);
>> +}
>
> Is arch_set_freq_scale() needed in this function ?
>
Yes indeed, already added locally[1] after Dietmar started the discussion.
--
Regards,
Sudeep
[1] https://git.kernel.org/sudeep.holla/linux/h/for-list/new_arm_scmi
next prev parent reply other threads:[~2018-02-22 9:48 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-12 18:45 [PATCH v5 00/20][RESEND] firmware: ARM System Control and Management Interface(SCMI) support Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 01/20] dt-bindings: mailbox: add support for mailbox client shared memory Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 02/20] dt-bindings: arm: add support for ARM System Control and Management Interface(SCMI) protocol Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 03/20] firmware: arm_scmi: add basic driver infrastructure for SCMI Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 04/20] firmware: arm_scmi: add common infrastructure and support for base protocol Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 05/20] firmware: arm_scmi: add scmi protocol bus to enumerate protocol devices Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 06/20] firmware: arm_scmi: add initial support for performance protocol Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 07/20] firmware: arm_scmi: add initial support for clock protocol Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 10/20] firmware: arm_scmi: probe and initialise all the supported protocols Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 11/20] firmware: arm_scmi: add support for polling based SCMI transfers Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 12/20] firmware: arm_scmi: add option for polling based performance domain operations Sudeep Holla
[not found] ` <1518461124-17371-1-git-send-email-sudeep.holla-5wv7dgnIgG8@public.gmane.org>
2018-02-12 18:45 ` [PATCH v5 08/20] firmware: arm_scmi: add initial support for power protocol Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 09/20] firmware: arm_scmi: add initial support for sensor protocol Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 13/20] firmware: arm_scmi: refactor in preparation to support per-protocol channels Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 15/20] firmware: arm_scmi: add device power domain support using genpd Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 19/20] cpufreq: add support for CPU DVFS based on SCMI message protocol Sudeep Holla
2018-02-22 9:04 ` Quentin Perret
2018-02-22 9:48 ` Sudeep Holla [this message]
2018-02-15 0:09 ` [PATCH v5 00/20][RESEND] firmware: ARM System Control and Management Interface(SCMI) support Alexey Klimov
[not found] ` <CALW4P+LPiYSOCKW4iS6OwK9S=M3aCP+X6QNnDkycY5TYQsCb5A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-02-15 9:59 ` Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 14/20] firmware: arm_scmi: add per-protocol channels support using idr objects Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 16/20] clk: add support for clocks provided by SCMI Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 17/20] hwmon: (core) Add hwmon_max to hwmon_sensor_types enumeration Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 18/20] hwmon: add support for sensors exported via ARM SCMI Sudeep Holla
2018-02-12 18:45 ` [PATCH v5 20/20] cpufreq: scmi: add support for fast frequency switching Sudeep Holla
-- strict thread matches above, loose matches on Subject: below --
2018-01-02 14:42 [PATCH v5 00/20] firmware: ARM System Control and Management Interface(SCMI) support Sudeep Holla
2018-01-02 14:42 ` [PATCH v5 19/20] cpufreq: add support for CPU DVFS based on SCMI message protocol Sudeep Holla
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